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1 | /* | |
2 | * Home page of code is: http://www.smartmontools.org | |
3 | * | |
4 | * Copyright (C) 2002-11 Bruce Allen | |
5 | * Copyright (C) 2008-16 Christian Franke | |
6 | * Copyright (C) 2000 Michael Cornwell <cornwell@acm.org> | |
7 | * Copyright (C) 2008 Oliver Bock <brevilo@users.sourceforge.net> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2, or (at your option) | |
12 | * any later version. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * (for example COPYING); If not, see <http://www.gnu.org/licenses/>. | |
16 | * | |
17 | * This code was originally developed as a Senior Thesis by Michael Cornwell | |
18 | * at the Concurrent Systems Laboratory (now part of the Storage Systems | |
19 | * Research Center), Jack Baskin School of Engineering, University of | |
20 | * California, Santa Cruz. http://ssrc.soe.ucsc.edu/ | |
21 | * | |
22 | */ | |
23 | ||
24 | #include "config.h" | |
25 | #include "int64.h" | |
26 | ||
27 | // unconditionally included files | |
28 | #include <stdio.h> | |
29 | #include <sys/types.h> | |
30 | #include <sys/stat.h> // umask | |
31 | #include <signal.h> | |
32 | #include <fcntl.h> | |
33 | #include <string.h> | |
34 | #include <syslog.h> | |
35 | #include <stdarg.h> | |
36 | #include <stdlib.h> | |
37 | #include <errno.h> | |
38 | #include <time.h> | |
39 | #include <limits.h> | |
40 | #include <getopt.h> | |
41 | ||
42 | #include <stdexcept> | |
43 | #include <string> | |
44 | #include <vector> | |
45 | #include <algorithm> // std::replace() | |
46 | ||
47 | // conditionally included files | |
48 | #ifndef _WIN32 | |
49 | #include <sys/wait.h> | |
50 | #endif | |
51 | #ifdef HAVE_UNISTD_H | |
52 | #include <unistd.h> | |
53 | #endif | |
54 | #ifdef HAVE_NETDB_H | |
55 | #include <netdb.h> | |
56 | #endif | |
57 | ||
58 | #ifdef _WIN32 | |
59 | #ifdef _MSC_VER | |
60 | #pragma warning(disable:4761) // "conversion supplied" | |
61 | typedef unsigned short mode_t; | |
62 | typedef int pid_t; | |
63 | #endif | |
64 | #include <io.h> // umask() | |
65 | #include <process.h> // getpid() | |
66 | #endif // _WIN32 | |
67 | ||
68 | #ifdef __CYGWIN__ | |
69 | #include <io.h> // setmode() | |
70 | #endif // __CYGWIN__ | |
71 | ||
72 | #ifdef HAVE_LIBCAP_NG | |
73 | #include <cap-ng.h> | |
74 | #endif // LIBCAP_NG | |
75 | ||
76 | // locally included files | |
77 | #include "atacmds.h" | |
78 | #include "dev_interface.h" | |
79 | #include "knowndrives.h" | |
80 | #include "scsicmds.h" | |
81 | #include "utility.h" | |
82 | ||
83 | // This is for solaris, where signal() resets the handler to SIG_DFL | |
84 | // after the first signal is caught. | |
85 | #ifdef HAVE_SIGSET | |
86 | #define SIGNALFN sigset | |
87 | #else | |
88 | #define SIGNALFN signal | |
89 | #endif | |
90 | ||
91 | #ifdef _WIN32 | |
92 | // fork()/signal()/initd simulation for native Windows | |
93 | #include "daemon_win32.h" // daemon_main/detach/signal() | |
94 | #undef SIGNALFN | |
95 | #define SIGNALFN daemon_signal | |
96 | #define strsignal daemon_strsignal | |
97 | #define sleep daemon_sleep | |
98 | // SIGQUIT does not exist, CONTROL-Break signals SIGBREAK. | |
99 | #define SIGQUIT SIGBREAK | |
100 | #define SIGQUIT_KEYNAME "CONTROL-Break" | |
101 | #else // _WIN32 | |
102 | #define SIGQUIT_KEYNAME "CONTROL-\\" | |
103 | #endif // _WIN32 | |
104 | ||
105 | #if defined (__SVR4) && defined (__sun) | |
106 | extern "C" int getdomainname(char *, int); // no declaration in header files! | |
107 | #endif | |
108 | ||
109 | const char * smartd_cpp_cvsid = "$Id: smartd.cpp 4207 2016-01-22 19:35:10Z chrfranke $" | |
110 | CONFIG_H_CVSID; | |
111 | ||
112 | // smartd exit codes | |
113 | #define EXIT_BADCMD 1 // command line did not parse | |
114 | #define EXIT_BADCONF 2 // syntax error in config file | |
115 | #define EXIT_STARTUP 3 // problem forking daemon | |
116 | #define EXIT_PID 4 // problem creating pid file | |
117 | #define EXIT_NOCONF 5 // config file does not exist | |
118 | #define EXIT_READCONF 6 // config file exists but cannot be read | |
119 | ||
120 | #define EXIT_NOMEM 8 // out of memory | |
121 | #define EXIT_BADCODE 10 // internal error - should NEVER happen | |
122 | ||
123 | #define EXIT_BADDEV 16 // we can't monitor this device | |
124 | #define EXIT_NODEV 17 // no devices to monitor | |
125 | ||
126 | #define EXIT_SIGNAL 254 // abort on signal | |
127 | ||
128 | ||
129 | // command-line: 1=debug mode, 2=print presets | |
130 | static unsigned char debugmode = 0; | |
131 | ||
132 | // command-line: how long to sleep between checks | |
133 | #define CHECKTIME 1800 | |
134 | static int checktime=CHECKTIME; | |
135 | ||
136 | // command-line: name of PID file (empty for no pid file) | |
137 | static std::string pid_file; | |
138 | ||
139 | // command-line: path prefix of persistent state file, empty if no persistence. | |
140 | static std::string state_path_prefix | |
141 | #ifdef SMARTMONTOOLS_SAVESTATES | |
142 | = SMARTMONTOOLS_SAVESTATES | |
143 | #endif | |
144 | ; | |
145 | ||
146 | // command-line: path prefix of attribute log file, empty if no logs. | |
147 | static std::string attrlog_path_prefix | |
148 | #ifdef SMARTMONTOOLS_ATTRIBUTELOG | |
149 | = SMARTMONTOOLS_ATTRIBUTELOG | |
150 | #endif | |
151 | ; | |
152 | ||
153 | // configuration file name | |
154 | static const char * configfile; | |
155 | // configuration file "name" if read from stdin | |
156 | static const char * const configfile_stdin = "<stdin>"; | |
157 | // path of alternate configuration file | |
158 | static std::string configfile_alt; | |
159 | ||
160 | // warning script file | |
161 | static std::string warning_script; | |
162 | ||
163 | // command-line: when should we exit? | |
164 | static int quit=0; | |
165 | ||
166 | // command-line; this is the default syslog(3) log facility to use. | |
167 | static int facility=LOG_DAEMON; | |
168 | ||
169 | #ifndef _WIN32 | |
170 | // command-line: fork into background? | |
171 | static bool do_fork=true; | |
172 | #endif | |
173 | ||
174 | #ifdef HAVE_LIBCAP_NG | |
175 | // command-line: enable capabilities? | |
176 | static bool enable_capabilities = false; | |
177 | #endif | |
178 | ||
179 | // TODO: This smartctl only variable is also used in os_win32.cpp | |
180 | unsigned char failuretest_permissive = 0; | |
181 | ||
182 | // set to one if we catch a USR1 (check devices now) | |
183 | static volatile int caughtsigUSR1=0; | |
184 | ||
185 | #ifdef _WIN32 | |
186 | // set to one if we catch a USR2 (toggle debug mode) | |
187 | static volatile int caughtsigUSR2=0; | |
188 | #endif | |
189 | ||
190 | // set to one if we catch a HUP (reload config file). In debug mode, | |
191 | // set to two, if we catch INT (also reload config file). | |
192 | static volatile int caughtsigHUP=0; | |
193 | ||
194 | // set to signal value if we catch INT, QUIT, or TERM | |
195 | static volatile int caughtsigEXIT=0; | |
196 | ||
197 | // This function prints either to stdout or to the syslog as needed. | |
198 | static void PrintOut(int priority, const char *fmt, ...) | |
199 | __attribute_format_printf(2, 3); | |
200 | ||
201 | // Attribute monitoring flags. | |
202 | // See monitor_attr_flags below. | |
203 | enum { | |
204 | MONITOR_IGN_FAILUSE = 0x01, | |
205 | MONITOR_IGNORE = 0x02, | |
206 | MONITOR_RAW_PRINT = 0x04, | |
207 | MONITOR_RAW = 0x08, | |
208 | MONITOR_AS_CRIT = 0x10, | |
209 | MONITOR_RAW_AS_CRIT = 0x20, | |
210 | }; | |
211 | ||
212 | // Array of flags for each attribute. | |
213 | class attribute_flags | |
214 | { | |
215 | public: | |
216 | attribute_flags() | |
217 | { memset(m_flags, 0, sizeof(m_flags)); } | |
218 | ||
219 | bool is_set(int id, unsigned char flag) const | |
220 | { return (0 < id && id < (int)sizeof(m_flags) && (m_flags[id] & flag)); } | |
221 | ||
222 | void set(int id, unsigned char flags) | |
223 | { | |
224 | if (0 < id && id < (int)sizeof(m_flags)) | |
225 | m_flags[id] |= flags; | |
226 | } | |
227 | ||
228 | private: | |
229 | unsigned char m_flags[256]; | |
230 | }; | |
231 | ||
232 | ||
233 | /// Configuration data for a device. Read from smartd.conf. | |
234 | /// Supports copy & assignment and is compatible with STL containers. | |
235 | struct dev_config | |
236 | { | |
237 | int lineno; // Line number of entry in file | |
238 | std::string name; // Device name (with optional extra info) | |
239 | std::string dev_name; // Device name (plain, for SMARTD_DEVICE variable) | |
240 | std::string dev_type; // Device type argument from -d directive, empty if none | |
241 | std::string dev_idinfo; // Device identify info for warning emails | |
242 | std::string state_file; // Path of the persistent state file, empty if none | |
243 | std::string attrlog_file; // Path of the persistent attrlog file, empty if none | |
244 | bool ignore; // Ignore this entry | |
245 | bool smartcheck; // Check SMART status | |
246 | bool usagefailed; // Check for failed Usage Attributes | |
247 | bool prefail; // Track changes in Prefail Attributes | |
248 | bool usage; // Track changes in Usage Attributes | |
249 | bool selftest; // Monitor number of selftest errors | |
250 | bool errorlog; // Monitor number of ATA errors | |
251 | bool xerrorlog; // Monitor number of ATA errors (Extended Comprehensive error log) | |
252 | bool offlinests; // Monitor changes in offline data collection status | |
253 | bool offlinests_ns; // Disable auto standby if in progress | |
254 | bool selfteststs; // Monitor changes in self-test execution status | |
255 | bool selfteststs_ns; // Disable auto standby if in progress | |
256 | bool permissive; // Ignore failed SMART commands | |
257 | char autosave; // 1=disable, 2=enable Autosave Attributes | |
258 | char autoofflinetest; // 1=disable, 2=enable Auto Offline Test | |
259 | firmwarebug_defs firmwarebugs; // -F directives from drivedb or smartd.conf | |
260 | bool ignorepresets; // Ignore database of -v options | |
261 | bool showpresets; // Show database entry for this device | |
262 | bool removable; // Device may disappear (not be present) | |
263 | char powermode; // skip check, if disk in idle or standby mode | |
264 | bool powerquiet; // skip powermode 'skipping checks' message | |
265 | int powerskipmax; // how many times can be check skipped | |
266 | unsigned char tempdiff; // Track Temperature changes >= this limit | |
267 | unsigned char tempinfo, tempcrit; // Track Temperatures >= these limits as LOG_INFO, LOG_CRIT+mail | |
268 | regular_expression test_regex; // Regex for scheduled testing | |
269 | ||
270 | // Configuration of email warning messages | |
271 | std::string emailcmdline; // script to execute, empty if no messages | |
272 | std::string emailaddress; // email address, or empty | |
273 | unsigned char emailfreq; // Emails once (1) daily (2) diminishing (3) | |
274 | bool emailtest; // Send test email? | |
275 | ||
276 | // ATA ONLY | |
277 | int dev_rpm; // rotation rate, 0 = unknown, 1 = SSD, >1 = HDD | |
278 | int set_aam; // disable(-1), enable(1..255->0..254) Automatic Acoustic Management | |
279 | int set_apm; // disable(-1), enable(2..255->1..254) Advanced Power Management | |
280 | int set_lookahead; // disable(-1), enable(1) read look-ahead | |
281 | int set_standby; // set(1..255->0..254) standby timer | |
282 | bool set_security_freeze; // Freeze ATA security | |
283 | int set_wcache; // disable(-1), enable(1) write cache | |
284 | ||
285 | bool sct_erc_set; // set SCT ERC to: | |
286 | unsigned short sct_erc_readtime; // ERC read time (deciseconds) | |
287 | unsigned short sct_erc_writetime; // ERC write time (deciseconds) | |
288 | ||
289 | unsigned char curr_pending_id; // ID of current pending sector count, 0 if none | |
290 | unsigned char offl_pending_id; // ID of offline uncorrectable sector count, 0 if none | |
291 | bool curr_pending_incr, offl_pending_incr; // True if current/offline pending values increase | |
292 | bool curr_pending_set, offl_pending_set; // True if '-C', '-U' set in smartd.conf | |
293 | ||
294 | attribute_flags monitor_attr_flags; // MONITOR_* flags for each attribute | |
295 | ||
296 | ata_vendor_attr_defs attribute_defs; // -v options | |
297 | ||
298 | dev_config(); | |
299 | }; | |
300 | ||
301 | dev_config::dev_config() | |
302 | : lineno(0), | |
303 | ignore(false), | |
304 | smartcheck(false), | |
305 | usagefailed(false), | |
306 | prefail(false), | |
307 | usage(false), | |
308 | selftest(false), | |
309 | errorlog(false), | |
310 | xerrorlog(false), | |
311 | offlinests(false), offlinests_ns(false), | |
312 | selfteststs(false), selfteststs_ns(false), | |
313 | permissive(false), | |
314 | autosave(0), | |
315 | autoofflinetest(0), | |
316 | ignorepresets(false), | |
317 | showpresets(false), | |
318 | removable(false), | |
319 | powermode(0), | |
320 | powerquiet(false), | |
321 | powerskipmax(0), | |
322 | tempdiff(0), | |
323 | tempinfo(0), tempcrit(0), | |
324 | emailfreq(0), | |
325 | emailtest(false), | |
326 | dev_rpm(0), | |
327 | set_aam(0), set_apm(0), | |
328 | set_lookahead(0), | |
329 | set_standby(0), | |
330 | set_security_freeze(false), | |
331 | set_wcache(0), | |
332 | sct_erc_set(false), | |
333 | sct_erc_readtime(0), sct_erc_writetime(0), | |
334 | curr_pending_id(0), offl_pending_id(0), | |
335 | curr_pending_incr(false), offl_pending_incr(false), | |
336 | curr_pending_set(false), offl_pending_set(false) | |
337 | { | |
338 | } | |
339 | ||
340 | ||
341 | // Number of allowed mail message types | |
342 | static const int SMARTD_NMAIL = 13; | |
343 | // Type for '-M test' mails (state not persistent) | |
344 | static const int MAILTYPE_TEST = 0; | |
345 | // TODO: Add const or enum for all mail types. | |
346 | ||
347 | struct mailinfo { | |
348 | int logged;// number of times an email has been sent | |
349 | time_t firstsent;// time first email was sent, as defined by time(2) | |
350 | time_t lastsent; // time last email was sent, as defined by time(2) | |
351 | ||
352 | mailinfo() | |
353 | : logged(0), firstsent(0), lastsent(0) { } | |
354 | }; | |
355 | ||
356 | /// Persistent state data for a device. | |
357 | struct persistent_dev_state | |
358 | { | |
359 | unsigned char tempmin, tempmax; // Min/Max Temperatures | |
360 | ||
361 | unsigned char selflogcount; // total number of self-test errors | |
362 | unsigned short selfloghour; // lifetime hours of last self-test error | |
363 | ||
364 | time_t scheduled_test_next_check; // Time of next check for scheduled self-tests | |
365 | ||
366 | uint64_t selective_test_last_start; // Start LBA of last scheduled selective self-test | |
367 | uint64_t selective_test_last_end; // End LBA of last scheduled selective self-test | |
368 | ||
369 | mailinfo maillog[SMARTD_NMAIL]; // log info on when mail sent | |
370 | ||
371 | // ATA ONLY | |
372 | int ataerrorcount; // Total number of ATA errors | |
373 | ||
374 | // Persistent part of ata_smart_values: | |
375 | struct ata_attribute { | |
376 | unsigned char id; | |
377 | unsigned char val; | |
378 | unsigned char worst; // Byte needed for 'raw64' attribute only. | |
379 | uint64_t raw; | |
380 | unsigned char resvd; | |
381 | ||
382 | ata_attribute() : id(0), val(0), worst(0), raw(0), resvd(0) { } | |
383 | }; | |
384 | ata_attribute ata_attributes[NUMBER_ATA_SMART_ATTRIBUTES]; | |
385 | ||
386 | // SCSI ONLY | |
387 | ||
388 | struct scsi_error_counter_t { | |
389 | struct scsiErrorCounter errCounter; | |
390 | unsigned char found; | |
391 | scsi_error_counter_t() : found(0) | |
392 | { memset(&errCounter, 0, sizeof(errCounter)); } | |
393 | }; | |
394 | scsi_error_counter_t scsi_error_counters[3]; | |
395 | ||
396 | struct scsi_nonmedium_error_t { | |
397 | struct scsiNonMediumError nme; | |
398 | unsigned char found; | |
399 | scsi_nonmedium_error_t() : found(0) | |
400 | { memset(&nme, 0, sizeof(nme)); } | |
401 | }; | |
402 | scsi_nonmedium_error_t scsi_nonmedium_error; | |
403 | ||
404 | persistent_dev_state(); | |
405 | }; | |
406 | ||
407 | persistent_dev_state::persistent_dev_state() | |
408 | : tempmin(0), tempmax(0), | |
409 | selflogcount(0), | |
410 | selfloghour(0), | |
411 | scheduled_test_next_check(0), | |
412 | selective_test_last_start(0), | |
413 | selective_test_last_end(0), | |
414 | ataerrorcount(0) | |
415 | { | |
416 | } | |
417 | ||
418 | /// Non-persistent state data for a device. | |
419 | struct temp_dev_state | |
420 | { | |
421 | bool must_write; // true if persistent part should be written | |
422 | ||
423 | bool not_cap_offline; // true == not capable of offline testing | |
424 | bool not_cap_conveyance; | |
425 | bool not_cap_short; | |
426 | bool not_cap_long; | |
427 | bool not_cap_selective; | |
428 | ||
429 | unsigned char temperature; // last recorded Temperature (in Celsius) | |
430 | time_t tempmin_delay; // time where Min Temperature tracking will start | |
431 | ||
432 | bool powermodefail; // true if power mode check failed | |
433 | int powerskipcnt; // Number of checks skipped due to idle or standby mode | |
434 | ||
435 | // SCSI ONLY | |
436 | unsigned char SmartPageSupported; // has log sense IE page (0x2f) | |
437 | unsigned char TempPageSupported; // has log sense temperature page (0xd) | |
438 | unsigned char ReadECounterPageSupported; | |
439 | unsigned char WriteECounterPageSupported; | |
440 | unsigned char VerifyECounterPageSupported; | |
441 | unsigned char NonMediumErrorPageSupported; | |
442 | unsigned char SuppressReport; // minimize nuisance reports | |
443 | unsigned char modese_len; // mode sense/select cmd len: 0 (don't | |
444 | // know yet) 6 or 10 | |
445 | // ATA ONLY | |
446 | uint64_t num_sectors; // Number of sectors | |
447 | ata_smart_values smartval; // SMART data | |
448 | ata_smart_thresholds_pvt smartthres; // SMART thresholds | |
449 | bool offline_started; // true if offline data collection was started | |
450 | bool selftest_started; // true if self-test was started | |
451 | ||
452 | temp_dev_state(); | |
453 | }; | |
454 | ||
455 | temp_dev_state::temp_dev_state() | |
456 | : must_write(false), | |
457 | not_cap_offline(false), | |
458 | not_cap_conveyance(false), | |
459 | not_cap_short(false), | |
460 | not_cap_long(false), | |
461 | not_cap_selective(false), | |
462 | temperature(0), | |
463 | tempmin_delay(0), | |
464 | powermodefail(false), | |
465 | powerskipcnt(0), | |
466 | SmartPageSupported(false), | |
467 | TempPageSupported(false), | |
468 | ReadECounterPageSupported(false), | |
469 | WriteECounterPageSupported(false), | |
470 | VerifyECounterPageSupported(false), | |
471 | NonMediumErrorPageSupported(false), | |
472 | SuppressReport(false), | |
473 | modese_len(0), | |
474 | num_sectors(0), | |
475 | offline_started(false), | |
476 | selftest_started(false) | |
477 | { | |
478 | memset(&smartval, 0, sizeof(smartval)); | |
479 | memset(&smartthres, 0, sizeof(smartthres)); | |
480 | } | |
481 | ||
482 | /// Runtime state data for a device. | |
483 | struct dev_state | |
484 | : public persistent_dev_state, | |
485 | public temp_dev_state | |
486 | { | |
487 | void update_persistent_state(); | |
488 | void update_temp_state(); | |
489 | }; | |
490 | ||
491 | /// Container for configuration info for each device. | |
492 | typedef std::vector<dev_config> dev_config_vector; | |
493 | ||
494 | /// Container for state info for each device. | |
495 | typedef std::vector<dev_state> dev_state_vector; | |
496 | ||
497 | // Copy ATA attributes to persistent state. | |
498 | void dev_state::update_persistent_state() | |
499 | { | |
500 | for (int i = 0; i < NUMBER_ATA_SMART_ATTRIBUTES; i++) { | |
501 | const ata_smart_attribute & ta = smartval.vendor_attributes[i]; | |
502 | ata_attribute & pa = ata_attributes[i]; | |
503 | pa.id = ta.id; | |
504 | if (ta.id == 0) { | |
505 | pa.val = pa.worst = 0; pa.raw = 0; | |
506 | continue; | |
507 | } | |
508 | pa.val = ta.current; | |
509 | pa.worst = ta.worst; | |
510 | pa.raw = ta.raw[0] | |
511 | | ( ta.raw[1] << 8) | |
512 | | ( ta.raw[2] << 16) | |
513 | | ((uint64_t)ta.raw[3] << 24) | |
514 | | ((uint64_t)ta.raw[4] << 32) | |
515 | | ((uint64_t)ta.raw[5] << 40); | |
516 | pa.resvd = ta.reserv; | |
517 | } | |
518 | } | |
519 | ||
520 | // Copy ATA from persistent to temp state. | |
521 | void dev_state::update_temp_state() | |
522 | { | |
523 | for (int i = 0; i < NUMBER_ATA_SMART_ATTRIBUTES; i++) { | |
524 | const ata_attribute & pa = ata_attributes[i]; | |
525 | ata_smart_attribute & ta = smartval.vendor_attributes[i]; | |
526 | ta.id = pa.id; | |
527 | if (pa.id == 0) { | |
528 | ta.current = ta.worst = 0; | |
529 | memset(ta.raw, 0, sizeof(ta.raw)); | |
530 | continue; | |
531 | } | |
532 | ta.current = pa.val; | |
533 | ta.worst = pa.worst; | |
534 | ta.raw[0] = (unsigned char) pa.raw; | |
535 | ta.raw[1] = (unsigned char)(pa.raw >> 8); | |
536 | ta.raw[2] = (unsigned char)(pa.raw >> 16); | |
537 | ta.raw[3] = (unsigned char)(pa.raw >> 24); | |
538 | ta.raw[4] = (unsigned char)(pa.raw >> 32); | |
539 | ta.raw[5] = (unsigned char)(pa.raw >> 40); | |
540 | ta.reserv = pa.resvd; | |
541 | } | |
542 | } | |
543 | ||
544 | // Parse a line from a state file. | |
545 | static bool parse_dev_state_line(const char * line, persistent_dev_state & state) | |
546 | { | |
547 | static const regular_expression regex( | |
548 | "^ *" | |
549 | "((temperature-min)" // (1 (2) | |
550 | "|(temperature-max)" // (3) | |
551 | "|(self-test-errors)" // (4) | |
552 | "|(self-test-last-err-hour)" // (5) | |
553 | "|(scheduled-test-next-check)" // (6) | |
554 | "|(selective-test-last-start)" // (7) | |
555 | "|(selective-test-last-end)" // (8) | |
556 | "|(ata-error-count)" // (9) | |
557 | "|(mail\\.([0-9]+)\\." // (10 (11) | |
558 | "((count)" // (12 (13) | |
559 | "|(first-sent-time)" // (14) | |
560 | "|(last-sent-time)" // (15) | |
561 | ")" // 12) | |
562 | ")" // 10) | |
563 | "|(ata-smart-attribute\\.([0-9]+)\\." // (16 (17) | |
564 | "((id)" // (18 (19) | |
565 | "|(val)" // (20) | |
566 | "|(worst)" // (21) | |
567 | "|(raw)" // (22) | |
568 | "|(resvd)" // (23) | |
569 | ")" // 18) | |
570 | ")" // 16) | |
571 | ")" // 1) | |
572 | " *= *([0-9]+)[ \n]*$", // (24) | |
573 | REG_EXTENDED | |
574 | ); | |
575 | ||
576 | const int nmatch = 1+24; | |
577 | regmatch_t match[nmatch]; | |
578 | if (!regex.execute(line, nmatch, match)) | |
579 | return false; | |
580 | if (match[nmatch-1].rm_so < 0) | |
581 | return false; | |
582 | ||
583 | uint64_t val = strtoull(line + match[nmatch-1].rm_so, (char **)0, 10); | |
584 | ||
585 | int m = 1; | |
586 | if (match[++m].rm_so >= 0) | |
587 | state.tempmin = (unsigned char)val; | |
588 | else if (match[++m].rm_so >= 0) | |
589 | state.tempmax = (unsigned char)val; | |
590 | else if (match[++m].rm_so >= 0) | |
591 | state.selflogcount = (unsigned char)val; | |
592 | else if (match[++m].rm_so >= 0) | |
593 | state.selfloghour = (unsigned short)val; | |
594 | else if (match[++m].rm_so >= 0) | |
595 | state.scheduled_test_next_check = (time_t)val; | |
596 | else if (match[++m].rm_so >= 0) | |
597 | state.selective_test_last_start = val; | |
598 | else if (match[++m].rm_so >= 0) | |
599 | state.selective_test_last_end = val; | |
600 | else if (match[++m].rm_so >= 0) | |
601 | state.ataerrorcount = (int)val; | |
602 | else if (match[m+=2].rm_so >= 0) { | |
603 | int i = atoi(line+match[m].rm_so); | |
604 | if (!(0 <= i && i < SMARTD_NMAIL)) | |
605 | return false; | |
606 | if (i == MAILTYPE_TEST) // Don't suppress test mails | |
607 | return true; | |
608 | if (match[m+=2].rm_so >= 0) | |
609 | state.maillog[i].logged = (int)val; | |
610 | else if (match[++m].rm_so >= 0) | |
611 | state.maillog[i].firstsent = (time_t)val; | |
612 | else if (match[++m].rm_so >= 0) | |
613 | state.maillog[i].lastsent = (time_t)val; | |
614 | else | |
615 | return false; | |
616 | } | |
617 | else if (match[m+=5+1].rm_so >= 0) { | |
618 | int i = atoi(line+match[m].rm_so); | |
619 | if (!(0 <= i && i < NUMBER_ATA_SMART_ATTRIBUTES)) | |
620 | return false; | |
621 | if (match[m+=2].rm_so >= 0) | |
622 | state.ata_attributes[i].id = (unsigned char)val; | |
623 | else if (match[++m].rm_so >= 0) | |
624 | state.ata_attributes[i].val = (unsigned char)val; | |
625 | else if (match[++m].rm_so >= 0) | |
626 | state.ata_attributes[i].worst = (unsigned char)val; | |
627 | else if (match[++m].rm_so >= 0) | |
628 | state.ata_attributes[i].raw = val; | |
629 | else if (match[++m].rm_so >= 0) | |
630 | state.ata_attributes[i].resvd = (unsigned char)val; | |
631 | else | |
632 | return false; | |
633 | } | |
634 | else | |
635 | return false; | |
636 | return true; | |
637 | } | |
638 | ||
639 | // Read a state file. | |
640 | static bool read_dev_state(const char * path, persistent_dev_state & state) | |
641 | { | |
642 | stdio_file f(path, "r"); | |
643 | if (!f) { | |
644 | if (errno != ENOENT) | |
645 | pout("Cannot read state file \"%s\"\n", path); | |
646 | return false; | |
647 | } | |
648 | #ifdef __CYGWIN__ | |
649 | setmode(fileno(f), O_TEXT); // Allow files with \r\n | |
650 | #endif | |
651 | ||
652 | persistent_dev_state new_state; | |
653 | int good = 0, bad = 0; | |
654 | char line[256]; | |
655 | while (fgets(line, sizeof(line), f)) { | |
656 | const char * s = line + strspn(line, " \t"); | |
657 | if (!*s || *s == '#') | |
658 | continue; | |
659 | if (!parse_dev_state_line(line, new_state)) | |
660 | bad++; | |
661 | else | |
662 | good++; | |
663 | } | |
664 | ||
665 | if (bad) { | |
666 | if (!good) { | |
667 | pout("%s: format error\n", path); | |
668 | return false; | |
669 | } | |
670 | pout("%s: %d invalid line(s) ignored\n", path, bad); | |
671 | } | |
672 | ||
673 | // This sets the values missing in the file to 0. | |
674 | state = new_state; | |
675 | return true; | |
676 | } | |
677 | ||
678 | static void write_dev_state_line(FILE * f, const char * name, uint64_t val) | |
679 | { | |
680 | if (val) | |
681 | fprintf(f, "%s = %" PRIu64 "\n", name, val); | |
682 | } | |
683 | ||
684 | static void write_dev_state_line(FILE * f, const char * name1, int id, const char * name2, uint64_t val) | |
685 | { | |
686 | if (val) | |
687 | fprintf(f, "%s.%d.%s = %" PRIu64 "\n", name1, id, name2, val); | |
688 | } | |
689 | ||
690 | // Write a state file | |
691 | static bool write_dev_state(const char * path, const persistent_dev_state & state) | |
692 | { | |
693 | // Rename old "file" to "file~" | |
694 | std::string pathbak = path; pathbak += '~'; | |
695 | unlink(pathbak.c_str()); | |
696 | rename(path, pathbak.c_str()); | |
697 | ||
698 | stdio_file f(path, "w"); | |
699 | if (!f) { | |
700 | pout("Cannot create state file \"%s\"\n", path); | |
701 | return false; | |
702 | } | |
703 | ||
704 | fprintf(f, "# smartd state file\n"); | |
705 | write_dev_state_line(f, "temperature-min", state.tempmin); | |
706 | write_dev_state_line(f, "temperature-max", state.tempmax); | |
707 | write_dev_state_line(f, "self-test-errors", state.selflogcount); | |
708 | write_dev_state_line(f, "self-test-last-err-hour", state.selfloghour); | |
709 | write_dev_state_line(f, "scheduled-test-next-check", state.scheduled_test_next_check); | |
710 | write_dev_state_line(f, "selective-test-last-start", state.selective_test_last_start); | |
711 | write_dev_state_line(f, "selective-test-last-end", state.selective_test_last_end); | |
712 | ||
713 | int i; | |
714 | for (i = 0; i < SMARTD_NMAIL; i++) { | |
715 | if (i == MAILTYPE_TEST) // Don't suppress test mails | |
716 | continue; | |
717 | const mailinfo & mi = state.maillog[i]; | |
718 | if (!mi.logged) | |
719 | continue; | |
720 | write_dev_state_line(f, "mail", i, "count", mi.logged); | |
721 | write_dev_state_line(f, "mail", i, "first-sent-time", mi.firstsent); | |
722 | write_dev_state_line(f, "mail", i, "last-sent-time", mi.lastsent); | |
723 | } | |
724 | ||
725 | // ATA ONLY | |
726 | write_dev_state_line(f, "ata-error-count", state.ataerrorcount); | |
727 | ||
728 | for (i = 0; i < NUMBER_ATA_SMART_ATTRIBUTES; i++) { | |
729 | const persistent_dev_state::ata_attribute & pa = state.ata_attributes[i]; | |
730 | if (!pa.id) | |
731 | continue; | |
732 | write_dev_state_line(f, "ata-smart-attribute", i, "id", pa.id); | |
733 | write_dev_state_line(f, "ata-smart-attribute", i, "val", pa.val); | |
734 | write_dev_state_line(f, "ata-smart-attribute", i, "worst", pa.worst); | |
735 | write_dev_state_line(f, "ata-smart-attribute", i, "raw", pa.raw); | |
736 | write_dev_state_line(f, "ata-smart-attribute", i, "resvd", pa.resvd); | |
737 | } | |
738 | ||
739 | return true; | |
740 | } | |
741 | ||
742 | // Write to the attrlog file | |
743 | static bool write_dev_attrlog(const char * path, const dev_state & state) | |
744 | { | |
745 | stdio_file f(path, "a"); | |
746 | if (!f) { | |
747 | pout("Cannot create attribute log file \"%s\"\n", path); | |
748 | return false; | |
749 | } | |
750 | ||
751 | ||
752 | time_t now = time(0); | |
753 | struct tm * tms = gmtime(&now); | |
754 | fprintf(f, "%d-%02d-%02d %02d:%02d:%02d;", | |
755 | 1900+tms->tm_year, 1+tms->tm_mon, tms->tm_mday, | |
756 | tms->tm_hour, tms->tm_min, tms->tm_sec); | |
757 | // ATA ONLY | |
758 | for (int i = 0; i < NUMBER_ATA_SMART_ATTRIBUTES; i++) { | |
759 | const persistent_dev_state::ata_attribute & pa = state.ata_attributes[i]; | |
760 | if (!pa.id) | |
761 | continue; | |
762 | fprintf(f, "\t%d;%d;%" PRIu64 ";", pa.id, pa.val, pa.raw); | |
763 | } | |
764 | // SCSI ONLY | |
765 | const struct scsiErrorCounter * ecp; | |
766 | const char * pageNames[3] = {"read", "write", "verify"}; | |
767 | for (int k = 0; k < 3; ++k) { | |
768 | if ( !state.scsi_error_counters[k].found ) continue; | |
769 | ecp = &state.scsi_error_counters[k].errCounter; | |
770 | fprintf(f, "\t%s-corr-by-ecc-fast;%" PRIu64 ";" | |
771 | "\t%s-corr-by-ecc-delayed;%" PRIu64 ";" | |
772 | "\t%s-corr-by-retry;%" PRIu64 ";" | |
773 | "\t%s-total-err-corrected;%" PRIu64 ";" | |
774 | "\t%s-corr-algorithm-invocations;%" PRIu64 ";" | |
775 | "\t%s-gb-processed;%.3f;" | |
776 | "\t%s-total-unc-errors;%" PRIu64 ";", | |
777 | pageNames[k], ecp->counter[0], | |
778 | pageNames[k], ecp->counter[1], | |
779 | pageNames[k], ecp->counter[2], | |
780 | pageNames[k], ecp->counter[3], | |
781 | pageNames[k], ecp->counter[4], | |
782 | pageNames[k], (ecp->counter[5] / 1000000000.0), | |
783 | pageNames[k], ecp->counter[6]); | |
784 | } | |
785 | if(state.scsi_nonmedium_error.found && state.scsi_nonmedium_error.nme.gotPC0) { | |
786 | fprintf(f, "\tnon-medium-errors;%" PRIu64 ";", state.scsi_nonmedium_error.nme.counterPC0); | |
787 | } | |
788 | // write SCSI current temperature if it is monitored | |
789 | if(state.TempPageSupported && state.temperature) | |
790 | fprintf(f, "\ttemperature;%d;", state.temperature); | |
791 | // end of line | |
792 | fprintf(f, "\n"); | |
793 | return true; | |
794 | } | |
795 | ||
796 | // Write all state files. If write_always is false, don't write | |
797 | // unless must_write is set. | |
798 | static void write_all_dev_states(const dev_config_vector & configs, | |
799 | dev_state_vector & states, | |
800 | bool write_always = true) | |
801 | { | |
802 | for (unsigned i = 0; i < states.size(); i++) { | |
803 | const dev_config & cfg = configs.at(i); | |
804 | if (cfg.state_file.empty()) | |
805 | continue; | |
806 | dev_state & state = states[i]; | |
807 | if (!write_always && !state.must_write) | |
808 | continue; | |
809 | if (!write_dev_state(cfg.state_file.c_str(), state)) | |
810 | continue; | |
811 | state.must_write = false; | |
812 | if (write_always || debugmode) | |
813 | PrintOut(LOG_INFO, "Device: %s, state written to %s\n", | |
814 | cfg.name.c_str(), cfg.state_file.c_str()); | |
815 | } | |
816 | } | |
817 | ||
818 | // Write to all attrlog files | |
819 | static void write_all_dev_attrlogs(const dev_config_vector & configs, | |
820 | dev_state_vector & states) | |
821 | { | |
822 | for (unsigned i = 0; i < states.size(); i++) { | |
823 | const dev_config & cfg = configs.at(i); | |
824 | if (cfg.attrlog_file.empty()) | |
825 | continue; | |
826 | dev_state & state = states[i]; | |
827 | write_dev_attrlog(cfg.attrlog_file.c_str(), state); | |
828 | } | |
829 | } | |
830 | ||
831 | // remove the PID file | |
832 | static void RemovePidFile() | |
833 | { | |
834 | if (!pid_file.empty()) { | |
835 | if (unlink(pid_file.c_str())) | |
836 | PrintOut(LOG_CRIT,"Can't unlink PID file %s (%s).\n", | |
837 | pid_file.c_str(), strerror(errno)); | |
838 | pid_file.clear(); | |
839 | } | |
840 | return; | |
841 | } | |
842 | ||
843 | extern "C" { // signal handlers require C-linkage | |
844 | ||
845 | // Note if we catch a SIGUSR1 | |
846 | static void USR1handler(int sig) | |
847 | { | |
848 | if (SIGUSR1==sig) | |
849 | caughtsigUSR1=1; | |
850 | return; | |
851 | } | |
852 | ||
853 | #ifdef _WIN32 | |
854 | // Note if we catch a SIGUSR2 | |
855 | static void USR2handler(int sig) | |
856 | { | |
857 | if (SIGUSR2==sig) | |
858 | caughtsigUSR2=1; | |
859 | return; | |
860 | } | |
861 | #endif | |
862 | ||
863 | // Note if we catch a HUP (or INT in debug mode) | |
864 | static void HUPhandler(int sig) | |
865 | { | |
866 | if (sig==SIGHUP) | |
867 | caughtsigHUP=1; | |
868 | else | |
869 | caughtsigHUP=2; | |
870 | return; | |
871 | } | |
872 | ||
873 | // signal handler for TERM, QUIT, and INT (if not in debug mode) | |
874 | static void sighandler(int sig) | |
875 | { | |
876 | if (!caughtsigEXIT) | |
877 | caughtsigEXIT=sig; | |
878 | return; | |
879 | } | |
880 | ||
881 | } // extern "C" | |
882 | ||
883 | // Cleanup, print Goodbye message and remove pidfile | |
884 | static int Goodbye(int status) | |
885 | { | |
886 | // delete PID file, if one was created | |
887 | RemovePidFile(); | |
888 | ||
889 | // if we are exiting because of a code bug, tell user | |
890 | if (status==EXIT_BADCODE) | |
891 | PrintOut(LOG_CRIT, "Please inform " PACKAGE_BUGREPORT ", including output of smartd -V.\n"); | |
892 | ||
893 | // and this should be the final output from smartd before it exits | |
894 | PrintOut(status?LOG_CRIT:LOG_INFO, "smartd is exiting (exit status %d)\n", status); | |
895 | ||
896 | return status; | |
897 | } | |
898 | ||
899 | // a replacement for setenv() which is not available on all platforms. | |
900 | // Note that the string passed to putenv must not be freed or made | |
901 | // invalid, since a pointer to it is kept by putenv(). This means that | |
902 | // it must either be a static buffer or allocated off the heap. The | |
903 | // string can be freed if the environment variable is redefined via | |
904 | // another call to putenv(). There is no portable way to unset a variable | |
905 | // with putenv(). So we manage the buffer in a static object. | |
906 | // Using setenv() if available is not considered because some | |
907 | // implementations may produce memory leaks. | |
908 | ||
909 | class env_buffer | |
910 | { | |
911 | public: | |
912 | env_buffer() | |
913 | : m_buf((char *)0) { } | |
914 | ||
915 | void set(const char * name, const char * value); | |
916 | ||
917 | private: | |
918 | char * m_buf; | |
919 | ||
920 | env_buffer(const env_buffer &); | |
921 | void operator=(const env_buffer &); | |
922 | }; | |
923 | ||
924 | void env_buffer::set(const char * name, const char * value) | |
925 | { | |
926 | int size = strlen(name) + 1 + strlen(value) + 1; | |
927 | char * newbuf = new char[size]; | |
928 | snprintf(newbuf, size, "%s=%s", name, value); | |
929 | ||
930 | if (putenv(newbuf)) | |
931 | throw std::runtime_error("putenv() failed"); | |
932 | ||
933 | // This assumes that the same NAME is passed on each call | |
934 | delete [] m_buf; | |
935 | m_buf = newbuf; | |
936 | } | |
937 | ||
938 | #define EBUFLEN 1024 | |
939 | ||
940 | static void MailWarning(const dev_config & cfg, dev_state & state, int which, const char *fmt, ...) | |
941 | __attribute_format_printf(4, 5); | |
942 | ||
943 | // If either address or executable path is non-null then send and log | |
944 | // a warning email, or execute executable | |
945 | static void MailWarning(const dev_config & cfg, dev_state & state, int which, const char *fmt, ...) | |
946 | { | |
947 | static const char * const whichfail[] = { | |
948 | "EmailTest", // 0 | |
949 | "Health", // 1 | |
950 | "Usage", // 2 | |
951 | "SelfTest", // 3 | |
952 | "ErrorCount", // 4 | |
953 | "FailedHealthCheck", // 5 | |
954 | "FailedReadSmartData", // 6 | |
955 | "FailedReadSmartErrorLog", // 7 | |
956 | "FailedReadSmartSelfTestLog", // 8 | |
957 | "FailedOpenDevice", // 9 | |
958 | "CurrentPendingSector", // 10 | |
959 | "OfflineUncorrectableSector", // 11 | |
960 | "Temperature" // 12 | |
961 | }; | |
962 | ||
963 | // See if user wants us to send mail | |
964 | if (cfg.emailaddress.empty() && cfg.emailcmdline.empty()) | |
965 | return; | |
966 | ||
967 | std::string address = cfg.emailaddress; | |
968 | const char * executable = cfg.emailcmdline.c_str(); | |
969 | ||
970 | // which type of mail are we sending? | |
971 | mailinfo * mail=(state.maillog)+which; | |
972 | ||
973 | // checks for sanity | |
974 | if (cfg.emailfreq<1 || cfg.emailfreq>3) { | |
975 | PrintOut(LOG_CRIT,"internal error in MailWarning(): cfg.mailwarn->emailfreq=%d\n",cfg.emailfreq); | |
976 | return; | |
977 | } | |
978 | if (which<0 || which>=SMARTD_NMAIL || sizeof(whichfail)!=SMARTD_NMAIL*sizeof(char *)) { | |
979 | PrintOut(LOG_CRIT,"Contact " PACKAGE_BUGREPORT "; internal error in MailWarning(): which=%d, size=%d\n", | |
980 | which, (int)sizeof(whichfail)); | |
981 | return; | |
982 | } | |
983 | ||
984 | // Return if a single warning mail has been sent. | |
985 | if ((cfg.emailfreq==1) && mail->logged) | |
986 | return; | |
987 | ||
988 | // Return if this is an email test and one has already been sent. | |
989 | if (which == 0 && mail->logged) | |
990 | return; | |
991 | ||
992 | // To decide if to send mail, we need to know what time it is. | |
993 | time_t epoch = time(0); | |
994 | ||
995 | // Return if less than one day has gone by | |
996 | const int day = 24*3600; | |
997 | if (cfg.emailfreq==2 && mail->logged && epoch<(mail->lastsent+day)) | |
998 | return; | |
999 | ||
1000 | // Return if less than 2^(logged-1) days have gone by | |
1001 | if (cfg.emailfreq==3 && mail->logged) { | |
1002 | int days = 0x01 << (mail->logged - 1); | |
1003 | days*=day; | |
1004 | if (epoch<(mail->lastsent+days)) | |
1005 | return; | |
1006 | } | |
1007 | ||
1008 | #ifdef HAVE_LIBCAP_NG | |
1009 | if (enable_capabilities) { | |
1010 | PrintOut(LOG_ERR, "Sending a mail was supressed. " | |
1011 | "Mails can't be send when capabilites are enabled\n"); | |
1012 | return; | |
1013 | } | |
1014 | #endif | |
1015 | ||
1016 | // record the time of this mail message, and the first mail message | |
1017 | if (!mail->logged) | |
1018 | mail->firstsent=epoch; | |
1019 | mail->lastsent=epoch; | |
1020 | ||
1021 | // print warning string into message | |
1022 | char message[256]; | |
1023 | va_list ap; | |
1024 | va_start(ap, fmt); | |
1025 | vsnprintf(message, sizeof(message), fmt, ap); | |
1026 | va_end(ap); | |
1027 | ||
1028 | // replace commas by spaces to separate recipients | |
1029 | std::replace(address.begin(), address.end(), ',', ' '); | |
1030 | ||
1031 | // Export information in environment variables that will be useful | |
1032 | // for user scripts | |
1033 | static env_buffer env[12]; | |
1034 | env[0].set("SMARTD_MAILER", executable); | |
1035 | env[1].set("SMARTD_MESSAGE", message); | |
1036 | char dates[DATEANDEPOCHLEN]; | |
1037 | snprintf(dates, sizeof(dates), "%d", mail->logged); | |
1038 | env[2].set("SMARTD_PREVCNT", dates); | |
1039 | dateandtimezoneepoch(dates, mail->firstsent); | |
1040 | env[3].set("SMARTD_TFIRST", dates); | |
1041 | snprintf(dates, DATEANDEPOCHLEN,"%d", (int)mail->firstsent); | |
1042 | env[4].set("SMARTD_TFIRSTEPOCH", dates); | |
1043 | env[5].set("SMARTD_FAILTYPE", whichfail[which]); | |
1044 | env[6].set("SMARTD_ADDRESS", address.c_str()); | |
1045 | env[7].set("SMARTD_DEVICESTRING", cfg.name.c_str()); | |
1046 | ||
1047 | // Allow 'smartctl ... -d $SMARTD_DEVICETYPE $SMARTD_DEVICE' | |
1048 | env[8].set("SMARTD_DEVICETYPE", | |
1049 | (!cfg.dev_type.empty() ? cfg.dev_type.c_str() : "auto")); | |
1050 | env[9].set("SMARTD_DEVICE", cfg.dev_name.c_str()); | |
1051 | ||
1052 | env[10].set("SMARTD_DEVICEINFO", cfg.dev_idinfo.c_str()); | |
1053 | dates[0] = 0; | |
1054 | if (which) switch (cfg.emailfreq) { | |
1055 | case 2: dates[0] = '1'; dates[1] = 0; break; | |
1056 | case 3: snprintf(dates, sizeof(dates), "%d", (0x01)<<mail->logged); | |
1057 | } | |
1058 | env[11].set("SMARTD_NEXTDAYS", dates); | |
1059 | ||
1060 | // now construct a command to send this as EMAIL | |
1061 | if (!*executable) | |
1062 | executable = "<mail>"; | |
1063 | const char * newadd = (!address.empty()? address.c_str() : "<nomailer>"); | |
1064 | const char * newwarn = (which? "Warning via" : "Test of"); | |
1065 | ||
1066 | #ifndef _WIN32 | |
1067 | char command[2048]; | |
1068 | snprintf(command, sizeof(command), "%s 2>&1", warning_script.c_str()); | |
1069 | ||
1070 | // tell SYSLOG what we are about to do... | |
1071 | PrintOut(LOG_INFO,"%s %s to %s ...\n", | |
1072 | which?"Sending warning via":"Executing test of", executable, newadd); | |
1073 | ||
1074 | // issue the command to send mail or to run the user's executable | |
1075 | errno=0; | |
1076 | FILE * pfp; | |
1077 | if (!(pfp=popen(command, "r"))) | |
1078 | // failed to popen() mail process | |
1079 | PrintOut(LOG_CRIT,"%s %s to %s: failed (fork or pipe failed, or no memory) %s\n", | |
1080 | newwarn, executable, newadd, errno?strerror(errno):""); | |
1081 | else { | |
1082 | // pipe suceeded! | |
1083 | int len, status; | |
1084 | char buffer[EBUFLEN]; | |
1085 | ||
1086 | // if unexpected output on stdout/stderr, null terminate, print, and flush | |
1087 | if ((len=fread(buffer, 1, EBUFLEN, pfp))) { | |
1088 | int count=0; | |
1089 | int newlen = len<EBUFLEN ? len : EBUFLEN-1; | |
1090 | buffer[newlen]='\0'; | |
1091 | PrintOut(LOG_CRIT,"%s %s to %s produced unexpected output (%s%d bytes) to STDOUT/STDERR: \n%s\n", | |
1092 | newwarn, executable, newadd, len!=newlen?"here truncated to ":"", newlen, buffer); | |
1093 | ||
1094 | // flush pipe if needed | |
1095 | while (fread(buffer, 1, EBUFLEN, pfp) && count<EBUFLEN) | |
1096 | count++; | |
1097 | ||
1098 | // tell user that pipe was flushed, or that something is really wrong | |
1099 | if (count && count<EBUFLEN) | |
1100 | PrintOut(LOG_CRIT,"%s %s to %s: flushed remaining STDOUT/STDERR\n", | |
1101 | newwarn, executable, newadd); | |
1102 | else if (count) | |
1103 | PrintOut(LOG_CRIT,"%s %s to %s: more than 1 MB STDOUT/STDERR flushed, breaking pipe\n", | |
1104 | newwarn, executable, newadd); | |
1105 | } | |
1106 | ||
1107 | // if something went wrong with mail process, print warning | |
1108 | errno=0; | |
1109 | if (-1==(status=pclose(pfp))) | |
1110 | PrintOut(LOG_CRIT,"%s %s to %s: pclose(3) failed %s\n", newwarn, executable, newadd, | |
1111 | errno?strerror(errno):""); | |
1112 | else { | |
1113 | // mail process apparently succeeded. Check and report exit status | |
1114 | if (WIFEXITED(status)) { | |
1115 | // exited 'normally' (but perhaps with nonzero status) | |
1116 | int status8 = WEXITSTATUS(status); | |
1117 | if (status8>128) | |
1118 | PrintOut(LOG_CRIT,"%s %s to %s: failed (32-bit/8-bit exit status: %d/%d) perhaps caught signal %d [%s]\n", | |
1119 | newwarn, executable, newadd, status, status8, status8-128, strsignal(status8-128)); | |
1120 | else if (status8) | |
1121 | PrintOut(LOG_CRIT,"%s %s to %s: failed (32-bit/8-bit exit status: %d/%d)\n", | |
1122 | newwarn, executable, newadd, status, status8); | |
1123 | else | |
1124 | PrintOut(LOG_INFO,"%s %s to %s: successful\n", newwarn, executable, newadd); | |
1125 | } | |
1126 | ||
1127 | if (WIFSIGNALED(status)) | |
1128 | PrintOut(LOG_INFO,"%s %s to %s: exited because of uncaught signal %d [%s]\n", | |
1129 | newwarn, executable, newadd, WTERMSIG(status), strsignal(WTERMSIG(status))); | |
1130 | ||
1131 | // this branch is probably not possible. If subprocess is | |
1132 | // stopped then pclose() should not return. | |
1133 | if (WIFSTOPPED(status)) | |
1134 | PrintOut(LOG_CRIT,"%s %s to %s: process STOPPED because it caught signal %d [%s]\n", | |
1135 | newwarn, executable, newadd, WSTOPSIG(status), strsignal(WSTOPSIG(status))); | |
1136 | ||
1137 | } | |
1138 | } | |
1139 | ||
1140 | #else // _WIN32 | |
1141 | { | |
1142 | char command[2048]; | |
1143 | snprintf(command, sizeof(command), "cmd /c \"%s\"", warning_script.c_str()); | |
1144 | ||
1145 | char stdoutbuf[800]; // < buffer in syslog_win32::vsyslog() | |
1146 | int rc; | |
1147 | // run command | |
1148 | PrintOut(LOG_INFO,"%s %s to %s ...\n", | |
1149 | (which?"Sending warning via":"Executing test of"), executable, newadd); | |
1150 | rc = daemon_spawn(command, "", 0, stdoutbuf, sizeof(stdoutbuf)); | |
1151 | if (rc >= 0 && stdoutbuf[0]) | |
1152 | PrintOut(LOG_CRIT,"%s %s to %s produced unexpected output (%d bytes) to STDOUT/STDERR:\n%s\n", | |
1153 | newwarn, executable, newadd, (int)strlen(stdoutbuf), stdoutbuf); | |
1154 | if (rc != 0) | |
1155 | PrintOut(LOG_CRIT,"%s %s to %s: failed, exit status %d\n", | |
1156 | newwarn, executable, newadd, rc); | |
1157 | else | |
1158 | PrintOut(LOG_INFO,"%s %s to %s: successful\n", newwarn, executable, newadd); | |
1159 | } | |
1160 | ||
1161 | #endif // _WIN32 | |
1162 | ||
1163 | // increment mail sent counter | |
1164 | mail->logged++; | |
1165 | } | |
1166 | ||
1167 | static void reset_warning_mail(const dev_config & cfg, dev_state & state, int which, const char *fmt, ...) | |
1168 | __attribute_format_printf(4, 5); | |
1169 | ||
1170 | static void reset_warning_mail(const dev_config & cfg, dev_state & state, int which, const char *fmt, ...) | |
1171 | { | |
1172 | if (!(0 <= which && which < SMARTD_NMAIL)) | |
1173 | return; | |
1174 | ||
1175 | // Return if no mail sent yet | |
1176 | mailinfo & mi = state.maillog[which]; | |
1177 | if (!mi.logged) | |
1178 | return; | |
1179 | ||
1180 | // Format & print message | |
1181 | char msg[256]; | |
1182 | va_list ap; | |
1183 | va_start(ap, fmt); | |
1184 | vsnprintf(msg, sizeof(msg), fmt, ap); | |
1185 | va_end(ap); | |
1186 | ||
1187 | PrintOut(LOG_INFO, "Device: %s, %s, warning condition reset after %d email%s\n", cfg.name.c_str(), | |
1188 | msg, mi.logged, (mi.logged==1 ? "" : "s")); | |
1189 | ||
1190 | // Clear mail counter and timestamps | |
1191 | mi = mailinfo(); | |
1192 | state.must_write = true; | |
1193 | } | |
1194 | ||
1195 | #ifndef _WIN32 | |
1196 | ||
1197 | // Output multiple lines via separate syslog(3) calls. | |
1198 | static void vsyslog_lines(int priority, const char * fmt, va_list ap) | |
1199 | { | |
1200 | char buf[512+EBUFLEN]; // enough space for exec cmd output in MailWarning() | |
1201 | vsnprintf(buf, sizeof(buf), fmt, ap); | |
1202 | ||
1203 | for (char * p = buf, * q; p && *p; p = q) { | |
1204 | if ((q = strchr(p, '\n'))) | |
1205 | *q++ = 0; | |
1206 | if (*p) | |
1207 | syslog(priority, "%s\n", p); | |
1208 | } | |
1209 | } | |
1210 | ||
1211 | #else // _WIN32 | |
1212 | // os_win32/syslog_win32.cpp supports multiple lines. | |
1213 | #define vsyslog_lines vsyslog | |
1214 | #endif // _WIN32 | |
1215 | ||
1216 | // Printing function for watching ataprint commands, or losing them | |
1217 | // [From GLIBC Manual: Since the prototype doesn't specify types for | |
1218 | // optional arguments, in a call to a variadic function the default | |
1219 | // argument promotions are performed on the optional argument | |
1220 | // values. This means the objects of type char or short int (whether | |
1221 | // signed or not) are promoted to either int or unsigned int, as | |
1222 | // appropriate.] | |
1223 | void pout(const char *fmt, ...){ | |
1224 | va_list ap; | |
1225 | ||
1226 | // get the correct time in syslog() | |
1227 | FixGlibcTimeZoneBug(); | |
1228 | // initialize variable argument list | |
1229 | va_start(ap,fmt); | |
1230 | // in debugmode==1 mode we will print the output from the ataprint.o functions! | |
1231 | if (debugmode && debugmode != 2) { | |
1232 | FILE * f = stdout; | |
1233 | #ifdef _WIN32 | |
1234 | if (facility == LOG_LOCAL1) // logging to stdout | |
1235 | f = stderr; | |
1236 | #endif | |
1237 | vfprintf(f, fmt, ap); | |
1238 | fflush(f); | |
1239 | } | |
1240 | // in debugmode==2 mode we print output from knowndrives.o functions | |
1241 | else if (debugmode==2 || ata_debugmode || scsi_debugmode) { | |
1242 | openlog("smartd", LOG_PID, facility); | |
1243 | vsyslog_lines(LOG_INFO, fmt, ap); | |
1244 | closelog(); | |
1245 | } | |
1246 | va_end(ap); | |
1247 | return; | |
1248 | } | |
1249 | ||
1250 | // This function prints either to stdout or to the syslog as needed. | |
1251 | static void PrintOut(int priority, const char *fmt, ...){ | |
1252 | va_list ap; | |
1253 | ||
1254 | // get the correct time in syslog() | |
1255 | FixGlibcTimeZoneBug(); | |
1256 | // initialize variable argument list | |
1257 | va_start(ap,fmt); | |
1258 | if (debugmode) { | |
1259 | FILE * f = stdout; | |
1260 | #ifdef _WIN32 | |
1261 | if (facility == LOG_LOCAL1) // logging to stdout | |
1262 | f = stderr; | |
1263 | #endif | |
1264 | vfprintf(f, fmt, ap); | |
1265 | fflush(f); | |
1266 | } | |
1267 | else { | |
1268 | openlog("smartd", LOG_PID, facility); | |
1269 | vsyslog_lines(priority, fmt, ap); | |
1270 | closelog(); | |
1271 | } | |
1272 | va_end(ap); | |
1273 | return; | |
1274 | } | |
1275 | ||
1276 | // Used to warn users about invalid checksums. Called from atacmds.cpp. | |
1277 | void checksumwarning(const char * string) | |
1278 | { | |
1279 | pout("Warning! %s error: invalid SMART checksum.\n", string); | |
1280 | } | |
1281 | ||
1282 | #ifndef _WIN32 | |
1283 | ||
1284 | // Wait for the pid file to show up, this makes sure a calling program knows | |
1285 | // that the daemon is really up and running and has a pid to kill it | |
1286 | static bool WaitForPidFile() | |
1287 | { | |
1288 | int waited, max_wait = 10; | |
1289 | struct stat stat_buf; | |
1290 | ||
1291 | if (pid_file.empty() || debugmode) | |
1292 | return true; | |
1293 | ||
1294 | for(waited = 0; waited < max_wait; ++waited) { | |
1295 | if (!stat(pid_file.c_str(), &stat_buf)) { | |
1296 | return true; | |
1297 | } else | |
1298 | sleep(1); | |
1299 | } | |
1300 | return false; | |
1301 | } | |
1302 | ||
1303 | #endif // _WIN32 | |
1304 | ||
1305 | // Forks new process, closes ALL file descriptors, redirects stdin, | |
1306 | // stdout, and stderr. Not quite daemon(). See | |
1307 | // http://www.linuxjournal.com/article/2335 | |
1308 | // for a good description of why we do things this way. | |
1309 | static void DaemonInit() | |
1310 | { | |
1311 | #ifndef _WIN32 | |
1312 | pid_t pid; | |
1313 | int i; | |
1314 | ||
1315 | // flush all buffered streams. Else we might get two copies of open | |
1316 | // streams since both parent and child get copies of the buffers. | |
1317 | fflush(NULL); | |
1318 | ||
1319 | if (do_fork) { | |
1320 | if ((pid=fork()) < 0) { | |
1321 | // unable to fork! | |
1322 | PrintOut(LOG_CRIT,"smartd unable to fork daemon process!\n"); | |
1323 | EXIT(EXIT_STARTUP); | |
1324 | } | |
1325 | else if (pid) { | |
1326 | // we are the parent process, wait for pid file, then exit cleanly | |
1327 | if(!WaitForPidFile()) { | |
1328 | PrintOut(LOG_CRIT,"PID file %s didn't show up!\n", pid_file.c_str()); | |
1329 | EXIT(EXIT_STARTUP); | |
1330 | } else | |
1331 | EXIT(0); | |
1332 | } | |
1333 | ||
1334 | // from here on, we are the child process. | |
1335 | setsid(); | |
1336 | ||
1337 | // Fork one more time to avoid any possibility of having terminals | |
1338 | if ((pid=fork()) < 0) { | |
1339 | // unable to fork! | |
1340 | PrintOut(LOG_CRIT,"smartd unable to fork daemon process!\n"); | |
1341 | EXIT(EXIT_STARTUP); | |
1342 | } | |
1343 | else if (pid) | |
1344 | // we are the parent process -- exit cleanly | |
1345 | EXIT(0); | |
1346 | ||
1347 | // Now we are the child's child... | |
1348 | } | |
1349 | ||
1350 | // close any open file descriptors | |
1351 | for (i=getdtablesize();i>=0;--i) | |
1352 | close(i); | |
1353 | ||
1354 | #define NO_warn_unused_result(cmd) { if (cmd) {} ; } | |
1355 | ||
1356 | // redirect any IO attempts to /dev/null for stdin | |
1357 | i=open("/dev/null",O_RDWR); | |
1358 | if (i>=0) { | |
1359 | // stdout | |
1360 | NO_warn_unused_result(dup(i)); | |
1361 | // stderr | |
1362 | NO_warn_unused_result(dup(i)); | |
1363 | }; | |
1364 | umask(0022); | |
1365 | NO_warn_unused_result(chdir("/")); | |
1366 | ||
1367 | if (do_fork) | |
1368 | PrintOut(LOG_INFO, "smartd has fork()ed into background mode. New PID=%d.\n", (int)getpid()); | |
1369 | ||
1370 | #else // _WIN32 | |
1371 | ||
1372 | // No fork() on native Win32 | |
1373 | // Detach this process from console | |
1374 | fflush(NULL); | |
1375 | if (daemon_detach("smartd")) { | |
1376 | PrintOut(LOG_CRIT,"smartd unable to detach from console!\n"); | |
1377 | EXIT(EXIT_STARTUP); | |
1378 | } | |
1379 | // stdin/out/err now closed if not redirected | |
1380 | ||
1381 | #endif // _WIN32 | |
1382 | return; | |
1383 | } | |
1384 | ||
1385 | // create a PID file containing the current process id | |
1386 | static void WritePidFile() | |
1387 | { | |
1388 | if (!pid_file.empty()) { | |
1389 | pid_t pid = getpid(); | |
1390 | mode_t old_umask; | |
1391 | #ifndef __CYGWIN__ | |
1392 | old_umask = umask(0077); // rwx------ | |
1393 | #else | |
1394 | // Cygwin: smartd service runs on system account, ensure PID file can be read by admins | |
1395 | old_umask = umask(0033); // rwxr--r-- | |
1396 | #endif | |
1397 | ||
1398 | stdio_file f(pid_file.c_str(), "w"); | |
1399 | umask(old_umask); | |
1400 | if (!(f && fprintf(f, "%d\n", (int)pid) > 0 && f.close())) { | |
1401 | PrintOut(LOG_CRIT, "unable to write PID file %s - exiting.\n", pid_file.c_str()); | |
1402 | EXIT(EXIT_PID); | |
1403 | } | |
1404 | PrintOut(LOG_INFO, "file %s written containing PID %d\n", pid_file.c_str(), (int)pid); | |
1405 | } | |
1406 | } | |
1407 | ||
1408 | // Prints header identifying version of code and home | |
1409 | static void PrintHead() | |
1410 | { | |
1411 | PrintOut(LOG_INFO, "%s\n", format_version_info("smartd").c_str()); | |
1412 | } | |
1413 | ||
1414 | // prints help info for configuration file Directives | |
1415 | static void Directives() | |
1416 | { | |
1417 | PrintOut(LOG_INFO, | |
1418 | "Configuration file (%s) Directives (after device name):\n" | |
1419 | " -d TYPE Set the device type: auto, ignore, removable,\n" | |
1420 | " %s\n" | |
1421 | " -T TYPE Set the tolerance to one of: normal, permissive\n" | |
1422 | " -o VAL Enable/disable automatic offline tests (on/off)\n" | |
1423 | " -S VAL Enable/disable attribute autosave (on/off)\n" | |
1424 | " -n MODE No check if: never, sleep[,N][,q], standby[,N][,q], idle[,N][,q]\n" | |
1425 | " -H Monitor SMART Health Status, report if failed\n" | |
1426 | " -s REG Do Self-Test at time(s) given by regular expression REG\n" | |
1427 | " -l TYPE Monitor SMART log or self-test status:\n" | |
1428 | " error, selftest, xerror, offlinests[,ns], selfteststs[,ns]\n" | |
1429 | " -l scterc,R,W Set SCT Error Recovery Control\n" | |
1430 | " -e Change device setting: aam,[N|off], apm,[N|off], lookahead,[on|off],\n" | |
1431 | " security-freeze, standby,[N|off], wcache,[on|off]\n" | |
1432 | " -f Monitor 'Usage' Attributes, report failures\n" | |
1433 | " -m ADD Send email warning to address ADD\n" | |
1434 | " -M TYPE Modify email warning behavior (see man page)\n" | |
1435 | " -p Report changes in 'Prefailure' Attributes\n" | |
1436 | " -u Report changes in 'Usage' Attributes\n" | |
1437 | " -t Equivalent to -p and -u Directives\n" | |
1438 | " -r ID Also report Raw values of Attribute ID with -p, -u or -t\n" | |
1439 | " -R ID Track changes in Attribute ID Raw value with -p, -u or -t\n" | |
1440 | " -i ID Ignore Attribute ID for -f Directive\n" | |
1441 | " -I ID Ignore Attribute ID for -p, -u or -t Directive\n" | |
1442 | " -C ID[+] Monitor [increases of] Current Pending Sectors in Attribute ID\n" | |
1443 | " -U ID[+] Monitor [increases of] Offline Uncorrectable Sectors in Attribute ID\n" | |
1444 | " -W D,I,C Monitor Temperature D)ifference, I)nformal limit, C)ritical limit\n" | |
1445 | " -v N,ST Modifies labeling of Attribute N (see man page) \n" | |
1446 | " -P TYPE Drive-specific presets: use, ignore, show, showall\n" | |
1447 | " -a Default: -H -f -t -l error -l selftest -l selfteststs -C 197 -U 198\n" | |
1448 | " -F TYPE Use firmware bug workaround:\n" | |
1449 | " %s\n" | |
1450 | " # Comment: text after a hash sign is ignored\n" | |
1451 | " \\ Line continuation character\n" | |
1452 | "Attribute ID is a decimal integer 1 <= ID <= 255\n" | |
1453 | "Use ID = 0 to turn off -C and/or -U Directives\n" | |
1454 | "Example: /dev/sda -a\n", | |
1455 | configfile, | |
1456 | smi()->get_valid_dev_types_str().c_str(), | |
1457 | get_valid_firmwarebug_args()); | |
1458 | } | |
1459 | ||
1460 | /* Returns a pointer to a static string containing a formatted list of the valid | |
1461 | arguments to the option opt or NULL on failure. */ | |
1462 | static const char *GetValidArgList(char opt) | |
1463 | { | |
1464 | switch (opt) { | |
1465 | case 'A': | |
1466 | case 's': | |
1467 | return "<PATH_PREFIX>"; | |
1468 | case 'c': | |
1469 | return "<FILE_NAME>, -"; | |
1470 | case 'l': | |
1471 | return "daemon, local0, local1, local2, local3, local4, local5, local6, local7"; | |
1472 | case 'q': | |
1473 | return "nodev, errors, nodevstartup, never, onecheck, showtests"; | |
1474 | case 'r': | |
1475 | return "ioctl[,N], ataioctl[,N], scsiioctl[,N]"; | |
1476 | case 'B': | |
1477 | case 'p': | |
1478 | case 'w': | |
1479 | return "<FILE_NAME>"; | |
1480 | case 'i': | |
1481 | return "<INTEGER_SECONDS>"; | |
1482 | default: | |
1483 | return NULL; | |
1484 | } | |
1485 | } | |
1486 | ||
1487 | /* prints help information for command syntax */ | |
1488 | static void Usage() | |
1489 | { | |
1490 | PrintOut(LOG_INFO,"Usage: smartd [options]\n\n"); | |
1491 | PrintOut(LOG_INFO," -A PREFIX, --attributelog=PREFIX\n"); | |
1492 | PrintOut(LOG_INFO," Log ATA attribute information to {PREFIX}MODEL-SERIAL.ata.csv\n"); | |
1493 | #ifdef SMARTMONTOOLS_ATTRIBUTELOG | |
1494 | PrintOut(LOG_INFO," [default is " SMARTMONTOOLS_ATTRIBUTELOG "MODEL-SERIAL.ata.csv]\n"); | |
1495 | #endif | |
1496 | PrintOut(LOG_INFO,"\n"); | |
1497 | PrintOut(LOG_INFO," -B [+]FILE, --drivedb=[+]FILE\n"); | |
1498 | PrintOut(LOG_INFO," Read and replace [add] drive database from FILE\n"); | |
1499 | PrintOut(LOG_INFO," [default is +%s", get_drivedb_path_add()); | |
1500 | #ifdef SMARTMONTOOLS_DRIVEDBDIR | |
1501 | PrintOut(LOG_INFO,"\n"); | |
1502 | PrintOut(LOG_INFO," and then %s", get_drivedb_path_default()); | |
1503 | #endif | |
1504 | PrintOut(LOG_INFO,"]\n\n"); | |
1505 | PrintOut(LOG_INFO," -c NAME|-, --configfile=NAME|-\n"); | |
1506 | PrintOut(LOG_INFO," Read configuration file NAME or stdin\n"); | |
1507 | PrintOut(LOG_INFO," [default is %s]\n\n", configfile); | |
1508 | #ifdef HAVE_LIBCAP_NG | |
1509 | PrintOut(LOG_INFO," -C, --capabilities\n"); | |
1510 | PrintOut(LOG_INFO," Drop unneeded Linux process capabilities.\n" | |
1511 | " Warning: Mail notification does not work when used.\n\n"); | |
1512 | #endif | |
1513 | PrintOut(LOG_INFO," -d, --debug\n"); | |
1514 | PrintOut(LOG_INFO," Start smartd in debug mode\n\n"); | |
1515 | PrintOut(LOG_INFO," -D, --showdirectives\n"); | |
1516 | PrintOut(LOG_INFO," Print the configuration file Directives and exit\n\n"); | |
1517 | PrintOut(LOG_INFO," -h, --help, --usage\n"); | |
1518 | PrintOut(LOG_INFO," Display this help and exit\n\n"); | |
1519 | PrintOut(LOG_INFO," -i N, --interval=N\n"); | |
1520 | PrintOut(LOG_INFO," Set interval between disk checks to N seconds, where N >= 10\n\n"); | |
1521 | PrintOut(LOG_INFO," -l local[0-7], --logfacility=local[0-7]\n"); | |
1522 | #ifndef _WIN32 | |
1523 | PrintOut(LOG_INFO," Use syslog facility local0 - local7 or daemon [default]\n\n"); | |
1524 | #else | |
1525 | PrintOut(LOG_INFO," Log to \"./smartd.log\", stdout, stderr [default is event log]\n\n"); | |
1526 | #endif | |
1527 | #ifndef _WIN32 | |
1528 | PrintOut(LOG_INFO," -n, --no-fork\n"); | |
1529 | PrintOut(LOG_INFO," Do not fork into background\n\n"); | |
1530 | #endif // _WIN32 | |
1531 | PrintOut(LOG_INFO," -p NAME, --pidfile=NAME\n"); | |
1532 | PrintOut(LOG_INFO," Write PID file NAME\n\n"); | |
1533 | PrintOut(LOG_INFO," -q WHEN, --quit=WHEN\n"); | |
1534 | PrintOut(LOG_INFO," Quit on one of: %s\n\n", GetValidArgList('q')); | |
1535 | PrintOut(LOG_INFO," -r, --report=TYPE\n"); | |
1536 | PrintOut(LOG_INFO," Report transactions for one of: %s\n\n", GetValidArgList('r')); | |
1537 | PrintOut(LOG_INFO," -s PREFIX, --savestates=PREFIX\n"); | |
1538 | PrintOut(LOG_INFO," Save disk states to {PREFIX}MODEL-SERIAL.TYPE.state\n"); | |
1539 | #ifdef SMARTMONTOOLS_SAVESTATES | |
1540 | PrintOut(LOG_INFO," [default is " SMARTMONTOOLS_SAVESTATES "MODEL-SERIAL.TYPE.state]\n"); | |
1541 | #endif | |
1542 | PrintOut(LOG_INFO,"\n"); | |
1543 | PrintOut(LOG_INFO," -w NAME, --warnexec=NAME\n"); | |
1544 | PrintOut(LOG_INFO," Run executable NAME on warnings\n"); | |
1545 | #ifndef _WIN32 | |
1546 | PrintOut(LOG_INFO," [default is " SMARTMONTOOLS_SMARTDSCRIPTDIR "/smartd_warning.sh]\n\n"); | |
1547 | #else | |
1548 | PrintOut(LOG_INFO," [default is %s/smartd_warning.cmd]\n\n", get_exe_dir().c_str()); | |
1549 | #endif | |
1550 | #ifdef _WIN32 | |
1551 | PrintOut(LOG_INFO," --service\n"); | |
1552 | PrintOut(LOG_INFO," Running as windows service (see man page), install with:\n"); | |
1553 | PrintOut(LOG_INFO," smartd install [options]\n"); | |
1554 | PrintOut(LOG_INFO," Remove service with:\n"); | |
1555 | PrintOut(LOG_INFO," smartd remove\n\n"); | |
1556 | #endif // _WIN32 | |
1557 | PrintOut(LOG_INFO," -V, --version, --license, --copyright\n"); | |
1558 | PrintOut(LOG_INFO," Print License, Copyright, and version information\n"); | |
1559 | } | |
1560 | ||
1561 | static int CloseDevice(smart_device * device, const char * name) | |
1562 | { | |
1563 | if (!device->close()){ | |
1564 | PrintOut(LOG_INFO,"Device: %s, %s, close() failed\n", name, device->get_errmsg()); | |
1565 | return 1; | |
1566 | } | |
1567 | // device sucessfully closed | |
1568 | return 0; | |
1569 | } | |
1570 | ||
1571 | // return true if a char is not allowed in a state file name | |
1572 | static bool not_allowed_in_filename(char c) | |
1573 | { | |
1574 | return !( ('0' <= c && c <= '9') | |
1575 | || ('A' <= c && c <= 'Z') | |
1576 | || ('a' <= c && c <= 'z')); | |
1577 | } | |
1578 | ||
1579 | // Read error count from Summary or Extended Comprehensive SMART error log | |
1580 | // Return -1 on error | |
1581 | static int read_ata_error_count(ata_device * device, const char * name, | |
1582 | firmwarebug_defs firmwarebugs, bool extended) | |
1583 | { | |
1584 | if (!extended) { | |
1585 | ata_smart_errorlog log; | |
1586 | if (ataReadErrorLog(device, &log, firmwarebugs)){ | |
1587 | PrintOut(LOG_INFO,"Device: %s, Read Summary SMART Error Log failed\n",name); | |
1588 | return -1; | |
1589 | } | |
1590 | return (log.error_log_pointer ? log.ata_error_count : 0); | |
1591 | } | |
1592 | else { | |
1593 | ata_smart_exterrlog logx; | |
1594 | if (!ataReadExtErrorLog(device, &logx, 0, 1 /*first sector only*/, firmwarebugs)) { | |
1595 | PrintOut(LOG_INFO,"Device: %s, Read Extended Comprehensive SMART Error Log failed\n",name); | |
1596 | return -1; | |
1597 | } | |
1598 | // Some disks use the reserved byte as index, see ataprint.cpp. | |
1599 | return (logx.error_log_index || logx.reserved1 ? logx.device_error_count : 0); | |
1600 | } | |
1601 | } | |
1602 | ||
1603 | // returns <0 if problem. Otherwise, bottom 8 bits are the self test | |
1604 | // error count, and top bits are the power-on hours of the last error. | |
1605 | static int SelfTestErrorCount(ata_device * device, const char * name, | |
1606 | firmwarebug_defs firmwarebugs) | |
1607 | { | |
1608 | struct ata_smart_selftestlog log; | |
1609 | ||
1610 | if (ataReadSelfTestLog(device, &log, firmwarebugs)){ | |
1611 | PrintOut(LOG_INFO,"Device: %s, Read SMART Self Test Log Failed\n",name); | |
1612 | return -1; | |
1613 | } | |
1614 | ||
1615 | // return current number of self-test errors | |
1616 | return ataPrintSmartSelfTestlog(&log, false, firmwarebugs); | |
1617 | } | |
1618 | ||
1619 | #define SELFTEST_ERRORCOUNT(x) (x & 0xff) | |
1620 | #define SELFTEST_ERRORHOURS(x) ((x >> 8) & 0xffff) | |
1621 | ||
1622 | // Check offline data collection status | |
1623 | static inline bool is_offl_coll_in_progress(unsigned char status) | |
1624 | { | |
1625 | return ((status & 0x7f) == 0x03); | |
1626 | } | |
1627 | ||
1628 | // Check self-test execution status | |
1629 | static inline bool is_self_test_in_progress(unsigned char status) | |
1630 | { | |
1631 | return ((status >> 4) == 0xf); | |
1632 | } | |
1633 | ||
1634 | // Log offline data collection status | |
1635 | static void log_offline_data_coll_status(const char * name, unsigned char status) | |
1636 | { | |
1637 | const char * msg; | |
1638 | switch (status & 0x7f) { | |
1639 | case 0x00: msg = "was never started"; break; | |
1640 | case 0x02: msg = "was completed without error"; break; | |
1641 | case 0x03: msg = "is in progress"; break; | |
1642 | case 0x04: msg = "was suspended by an interrupting command from host"; break; | |
1643 | case 0x05: msg = "was aborted by an interrupting command from host"; break; | |
1644 | case 0x06: msg = "was aborted by the device with a fatal error"; break; | |
1645 | default: msg = 0; | |
1646 | } | |
1647 | ||
1648 | if (msg) | |
1649 | PrintOut(((status & 0x7f) == 0x06 ? LOG_CRIT : LOG_INFO), | |
1650 | "Device: %s, offline data collection %s%s\n", name, msg, | |
1651 | ((status & 0x80) ? " (auto:on)" : "")); | |
1652 | else | |
1653 | PrintOut(LOG_INFO, "Device: %s, unknown offline data collection status 0x%02x\n", | |
1654 | name, status); | |
1655 | } | |
1656 | ||
1657 | // Log self-test execution status | |
1658 | static void log_self_test_exec_status(const char * name, unsigned char status) | |
1659 | { | |
1660 | const char * msg; | |
1661 | switch (status >> 4) { | |
1662 | case 0x0: msg = "completed without error"; break; | |
1663 | case 0x1: msg = "was aborted by the host"; break; | |
1664 | case 0x2: msg = "was interrupted by the host with a reset"; break; | |
1665 | case 0x3: msg = "could not complete due to a fatal or unknown error"; break; | |
1666 | case 0x4: msg = "completed with error (unknown test element)"; break; | |
1667 | case 0x5: msg = "completed with error (electrical test element)"; break; | |
1668 | case 0x6: msg = "completed with error (servo/seek test element)"; break; | |
1669 | case 0x7: msg = "completed with error (read test element)"; break; | |
1670 | case 0x8: msg = "completed with error (handling damage?)"; break; | |
1671 | default: msg = 0; | |
1672 | } | |
1673 | ||
1674 | if (msg) | |
1675 | PrintOut(((status >> 4) >= 0x4 ? LOG_CRIT : LOG_INFO), | |
1676 | "Device: %s, previous self-test %s\n", name, msg); | |
1677 | else if ((status >> 4) == 0xf) | |
1678 | PrintOut(LOG_INFO, "Device: %s, self-test in progress, %u0%% remaining\n", | |
1679 | name, status & 0x0f); | |
1680 | else | |
1681 | PrintOut(LOG_INFO, "Device: %s, unknown self-test status 0x%02x\n", | |
1682 | name, status); | |
1683 | } | |
1684 | ||
1685 | // Check pending sector count id (-C, -U directives). | |
1686 | static bool check_pending_id(const dev_config & cfg, const dev_state & state, | |
1687 | unsigned char id, const char * msg) | |
1688 | { | |
1689 | // Check attribute index | |
1690 | int i = ata_find_attr_index(id, state.smartval); | |
1691 | if (i < 0) { | |
1692 | PrintOut(LOG_INFO, "Device: %s, can't monitor %s count - no Attribute %d\n", | |
1693 | cfg.name.c_str(), msg, id); | |
1694 | return false; | |
1695 | } | |
1696 | ||
1697 | // Check value | |
1698 | uint64_t rawval = ata_get_attr_raw_value(state.smartval.vendor_attributes[i], | |
1699 | cfg.attribute_defs); | |
1700 | if (rawval >= (state.num_sectors ? state.num_sectors : 0xffffffffULL)) { | |
1701 | PrintOut(LOG_INFO, "Device: %s, ignoring %s count - bogus Attribute %d value %" PRIu64 " (0x%" PRIx64 ")\n", | |
1702 | cfg.name.c_str(), msg, id, rawval, rawval); | |
1703 | return false; | |
1704 | } | |
1705 | ||
1706 | return true; | |
1707 | } | |
1708 | ||
1709 | // Called by ATA/SCSIDeviceScan() after successful device check | |
1710 | static void finish_device_scan(dev_config & cfg, dev_state & state) | |
1711 | { | |
1712 | // Set cfg.emailfreq if user hasn't set it | |
1713 | if ((!cfg.emailaddress.empty() || !cfg.emailcmdline.empty()) && !cfg.emailfreq) { | |
1714 | // Avoid that emails are suppressed forever due to state persistence | |
1715 | if (cfg.state_file.empty()) | |
1716 | cfg.emailfreq = 1; // '-M once' | |
1717 | else | |
1718 | cfg.emailfreq = 2; // '-M daily' | |
1719 | } | |
1720 | ||
1721 | // Start self-test regex check now if time was not read from state file | |
1722 | if (!cfg.test_regex.empty() && !state.scheduled_test_next_check) | |
1723 | state.scheduled_test_next_check = time(0); | |
1724 | } | |
1725 | ||
1726 | // Common function to format result message for ATA setting | |
1727 | static void format_set_result_msg(std::string & msg, const char * name, bool ok, | |
1728 | int set_option = 0, bool has_value = false) | |
1729 | { | |
1730 | if (!msg.empty()) | |
1731 | msg += ", "; | |
1732 | msg += name; | |
1733 | if (!ok) | |
1734 | msg += ":--"; | |
1735 | else if (set_option < 0) | |
1736 | msg += ":off"; | |
1737 | else if (has_value) | |
1738 | msg += strprintf(":%d", set_option-1); | |
1739 | else if (set_option > 0) | |
1740 | msg += ":on"; | |
1741 | } | |
1742 | ||
1743 | ||
1744 | // TODO: Add '-F swapid' directive | |
1745 | const bool fix_swapped_id = false; | |
1746 | ||
1747 | // scan to see what ata devices there are, and if they support SMART | |
1748 | static int ATADeviceScan(dev_config & cfg, dev_state & state, ata_device * atadev) | |
1749 | { | |
1750 | int supported=0; | |
1751 | struct ata_identify_device drive; | |
1752 | const char *name = cfg.name.c_str(); | |
1753 | int retid; | |
1754 | ||
1755 | // Device must be open | |
1756 | ||
1757 | // Get drive identity structure | |
1758 | if ((retid = ata_read_identity(atadev, &drive, fix_swapped_id))) { | |
1759 | if (retid<0) | |
1760 | // Unable to read Identity structure | |
1761 | PrintOut(LOG_INFO,"Device: %s, not ATA, no IDENTIFY DEVICE Structure\n",name); | |
1762 | else | |
1763 | PrintOut(LOG_INFO,"Device: %s, packet devices [this device %s] not SMART capable\n", | |
1764 | name, packetdevicetype(retid-1)); | |
1765 | CloseDevice(atadev, name); | |
1766 | return 2; | |
1767 | } | |
1768 | ||
1769 | // Get drive identity, size and rotation rate (HDD/SSD) | |
1770 | char model[40+1], serial[20+1], firmware[8+1]; | |
1771 | ata_format_id_string(model, drive.model, sizeof(model)-1); | |
1772 | ata_format_id_string(serial, drive.serial_no, sizeof(serial)-1); | |
1773 | ata_format_id_string(firmware, drive.fw_rev, sizeof(firmware)-1); | |
1774 | ||
1775 | ata_size_info sizes; | |
1776 | ata_get_size_info(&drive, sizes); | |
1777 | state.num_sectors = sizes.sectors; | |
1778 | cfg.dev_rpm = ata_get_rotation_rate(&drive); | |
1779 | ||
1780 | char wwn[30]; wwn[0] = 0; | |
1781 | unsigned oui = 0; uint64_t unique_id = 0; | |
1782 | int naa = ata_get_wwn(&drive, oui, unique_id); | |
1783 | if (naa >= 0) | |
1784 | snprintf(wwn, sizeof(wwn), "WWN:%x-%06x-%09" PRIx64 ", ", naa, oui, unique_id); | |
1785 | ||
1786 | // Format device id string for warning emails | |
1787 | char cap[32]; | |
1788 | cfg.dev_idinfo = strprintf("%s, S/N:%s, %sFW:%s, %s", model, serial, wwn, firmware, | |
1789 | format_capacity(cap, sizeof(cap), sizes.capacity, ".")); | |
1790 | ||
1791 | PrintOut(LOG_INFO, "Device: %s, %s\n", name, cfg.dev_idinfo.c_str()); | |
1792 | ||
1793 | // Show if device in database, and use preset vendor attribute | |
1794 | // options unless user has requested otherwise. | |
1795 | if (cfg.ignorepresets) | |
1796 | PrintOut(LOG_INFO, "Device: %s, smartd database not searched (Directive: -P ignore).\n", name); | |
1797 | else { | |
1798 | // Apply vendor specific presets, print warning if present | |
1799 | const drive_settings * dbentry = lookup_drive_apply_presets( | |
1800 | &drive, cfg.attribute_defs, cfg.firmwarebugs); | |
1801 | if (!dbentry) | |
1802 | PrintOut(LOG_INFO, "Device: %s, not found in smartd database.\n", name); | |
1803 | else { | |
1804 | PrintOut(LOG_INFO, "Device: %s, found in smartd database%s%s\n", | |
1805 | name, (*dbentry->modelfamily ? ": " : "."), (*dbentry->modelfamily ? dbentry->modelfamily : "")); | |
1806 | if (*dbentry->warningmsg) | |
1807 | PrintOut(LOG_CRIT, "Device: %s, WARNING: %s\n", name, dbentry->warningmsg); | |
1808 | } | |
1809 | } | |
1810 | ||
1811 | // Check for ATA Security LOCK | |
1812 | unsigned short word128 = drive.words088_255[128-88]; | |
1813 | bool locked = ((word128 & 0x0007) == 0x0007); // LOCKED|ENABLED|SUPPORTED | |
1814 | if (locked) | |
1815 | PrintOut(LOG_INFO, "Device: %s, ATA Security is **LOCKED**\n", name); | |
1816 | ||
1817 | // Set default '-C 197[+]' if no '-C ID' is specified. | |
1818 | if (!cfg.curr_pending_set) | |
1819 | cfg.curr_pending_id = get_unc_attr_id(false, cfg.attribute_defs, cfg.curr_pending_incr); | |
1820 | // Set default '-U 198[+]' if no '-U ID' is specified. | |
1821 | if (!cfg.offl_pending_set) | |
1822 | cfg.offl_pending_id = get_unc_attr_id(true, cfg.attribute_defs, cfg.offl_pending_incr); | |
1823 | ||
1824 | // If requested, show which presets would be used for this drive | |
1825 | if (cfg.showpresets) { | |
1826 | int savedebugmode=debugmode; | |
1827 | PrintOut(LOG_INFO, "Device %s: presets are:\n", name); | |
1828 | if (!debugmode) | |
1829 | debugmode=2; | |
1830 | show_presets(&drive); | |
1831 | debugmode=savedebugmode; | |
1832 | } | |
1833 | ||
1834 | // see if drive supports SMART | |
1835 | supported=ataSmartSupport(&drive); | |
1836 | if (supported!=1) { | |
1837 | if (supported==0) | |
1838 | // drive does NOT support SMART | |
1839 | PrintOut(LOG_INFO,"Device: %s, lacks SMART capability\n",name); | |
1840 | else | |
1841 | // can't tell if drive supports SMART | |
1842 | PrintOut(LOG_INFO,"Device: %s, ATA IDENTIFY DEVICE words 82-83 don't specify if SMART capable.\n",name); | |
1843 | ||
1844 | // should we proceed anyway? | |
1845 | if (cfg.permissive) { | |
1846 | PrintOut(LOG_INFO,"Device: %s, proceeding since '-T permissive' Directive given.\n",name); | |
1847 | } | |
1848 | else { | |
1849 | PrintOut(LOG_INFO,"Device: %s, to proceed anyway, use '-T permissive' Directive.\n",name); | |
1850 | CloseDevice(atadev, name); | |
1851 | return 2; | |
1852 | } | |
1853 | } | |
1854 | ||
1855 | if (ataEnableSmart(atadev)) { | |
1856 | // Enable SMART command has failed | |
1857 | PrintOut(LOG_INFO,"Device: %s, could not enable SMART capability\n",name); | |
1858 | ||
1859 | if (ataIsSmartEnabled(&drive) <= 0) { | |
1860 | CloseDevice(atadev, name); | |
1861 | return 2; | |
1862 | } | |
1863 | PrintOut(LOG_INFO, "Device: %s, proceeding since SMART is already enabled\n", name); | |
1864 | } | |
1865 | ||
1866 | // disable device attribute autosave... | |
1867 | if (cfg.autosave==1) { | |
1868 | if (ataDisableAutoSave(atadev)) | |
1869 | PrintOut(LOG_INFO,"Device: %s, could not disable SMART Attribute Autosave.\n",name); | |
1870 | else | |
1871 | PrintOut(LOG_INFO,"Device: %s, disabled SMART Attribute Autosave.\n",name); | |
1872 | } | |
1873 | ||
1874 | // or enable device attribute autosave | |
1875 | if (cfg.autosave==2) { | |
1876 | if (ataEnableAutoSave(atadev)) | |
1877 | PrintOut(LOG_INFO,"Device: %s, could not enable SMART Attribute Autosave.\n",name); | |
1878 | else | |
1879 | PrintOut(LOG_INFO,"Device: %s, enabled SMART Attribute Autosave.\n",name); | |
1880 | } | |
1881 | ||
1882 | // capability check: SMART status | |
1883 | if (cfg.smartcheck && ataSmartStatus2(atadev) == -1) { | |
1884 | PrintOut(LOG_INFO,"Device: %s, not capable of SMART Health Status check\n",name); | |
1885 | cfg.smartcheck = false; | |
1886 | } | |
1887 | ||
1888 | // capability check: Read smart values and thresholds. Note that | |
1889 | // smart values are ALSO needed even if we ONLY want to know if the | |
1890 | // device is self-test log or error-log capable! After ATA-5, this | |
1891 | // information was ALSO reproduced in the IDENTIFY DEVICE response, | |
1892 | // but sadly not for ATA-5. Sigh. | |
1893 | ||
1894 | // do we need to get SMART data? | |
1895 | bool smart_val_ok = false; | |
1896 | if ( cfg.autoofflinetest || cfg.selftest | |
1897 | || cfg.errorlog || cfg.xerrorlog | |
1898 | || cfg.offlinests || cfg.selfteststs | |
1899 | || cfg.usagefailed || cfg.prefail || cfg.usage | |
1900 | || cfg.tempdiff || cfg.tempinfo || cfg.tempcrit | |
1901 | || cfg.curr_pending_id || cfg.offl_pending_id ) { | |
1902 | ||
1903 | if (ataReadSmartValues(atadev, &state.smartval)) { | |
1904 | PrintOut(LOG_INFO, "Device: %s, Read SMART Values failed\n", name); | |
1905 | cfg.usagefailed = cfg.prefail = cfg.usage = false; | |
1906 | cfg.tempdiff = cfg.tempinfo = cfg.tempcrit = 0; | |
1907 | cfg.curr_pending_id = cfg.offl_pending_id = 0; | |
1908 | } | |
1909 | else { | |
1910 | smart_val_ok = true; | |
1911 | if (ataReadSmartThresholds(atadev, &state.smartthres)) { | |
1912 | PrintOut(LOG_INFO, "Device: %s, Read SMART Thresholds failed%s\n", | |
1913 | name, (cfg.usagefailed ? ", ignoring -f Directive" : "")); | |
1914 | cfg.usagefailed = false; | |
1915 | // Let ata_get_attr_state() return ATTRSTATE_NO_THRESHOLD: | |
1916 | memset(&state.smartthres, 0, sizeof(state.smartthres)); | |
1917 | } | |
1918 | } | |
1919 | ||
1920 | // see if the necessary Attribute is there to monitor offline or | |
1921 | // current pending sectors or temperature | |
1922 | if ( cfg.curr_pending_id | |
1923 | && !check_pending_id(cfg, state, cfg.curr_pending_id, | |
1924 | "Current_Pending_Sector")) | |
1925 | cfg.curr_pending_id = 0; | |
1926 | ||
1927 | if ( cfg.offl_pending_id | |
1928 | && !check_pending_id(cfg, state, cfg.offl_pending_id, | |
1929 | "Offline_Uncorrectable")) | |
1930 | cfg.offl_pending_id = 0; | |
1931 | ||
1932 | if ( (cfg.tempdiff || cfg.tempinfo || cfg.tempcrit) | |
1933 | && !ata_return_temperature_value(&state.smartval, cfg.attribute_defs)) { | |
1934 | PrintOut(LOG_INFO, "Device: %s, can't monitor Temperature, ignoring -W %d,%d,%d\n", | |
1935 | name, cfg.tempdiff, cfg.tempinfo, cfg.tempcrit); | |
1936 | cfg.tempdiff = cfg.tempinfo = cfg.tempcrit = 0; | |
1937 | } | |
1938 | ||
1939 | // Report ignored '-r' or '-R' directives | |
1940 | for (int id = 1; id <= 255; id++) { | |
1941 | if (cfg.monitor_attr_flags.is_set(id, MONITOR_RAW_PRINT)) { | |
1942 | char opt = (!cfg.monitor_attr_flags.is_set(id, MONITOR_RAW) ? 'r' : 'R'); | |
1943 | const char * excl = (cfg.monitor_attr_flags.is_set(id, | |
1944 | (opt == 'r' ? MONITOR_AS_CRIT : MONITOR_RAW_AS_CRIT)) ? "!" : ""); | |
1945 | ||
1946 | int idx = ata_find_attr_index(id, state.smartval); | |
1947 | if (idx < 0) | |
1948 | PrintOut(LOG_INFO,"Device: %s, no Attribute %d, ignoring -%c %d%s\n", name, id, opt, id, excl); | |
1949 | else { | |
1950 | bool prefail = !!ATTRIBUTE_FLAGS_PREFAILURE(state.smartval.vendor_attributes[idx].flags); | |
1951 | if (!((prefail && cfg.prefail) || (!prefail && cfg.usage))) | |
1952 | PrintOut(LOG_INFO,"Device: %s, not monitoring %s Attributes, ignoring -%c %d%s\n", name, | |
1953 | (prefail ? "Prefailure" : "Usage"), opt, id, excl); | |
1954 | } | |
1955 | } | |
1956 | } | |
1957 | } | |
1958 | ||
1959 | // enable/disable automatic on-line testing | |
1960 | if (cfg.autoofflinetest) { | |
1961 | // is this an enable or disable request? | |
1962 | const char *what=(cfg.autoofflinetest==1)?"disable":"enable"; | |
1963 | if (!smart_val_ok) | |
1964 | PrintOut(LOG_INFO,"Device: %s, could not %s SMART Automatic Offline Testing.\n",name, what); | |
1965 | else { | |
1966 | // if command appears unsupported, issue a warning... | |
1967 | if (!isSupportAutomaticTimer(&state.smartval)) | |
1968 | PrintOut(LOG_INFO,"Device: %s, SMART Automatic Offline Testing unsupported...\n",name); | |
1969 | // ... but then try anyway | |
1970 | if ((cfg.autoofflinetest==1)?ataDisableAutoOffline(atadev):ataEnableAutoOffline(atadev)) | |
1971 | PrintOut(LOG_INFO,"Device: %s, %s SMART Automatic Offline Testing failed.\n", name, what); | |
1972 | else | |
1973 | PrintOut(LOG_INFO,"Device: %s, %sd SMART Automatic Offline Testing.\n", name, what); | |
1974 | } | |
1975 | } | |
1976 | ||
1977 | // Read log directories if required for capability check | |
1978 | ata_smart_log_directory smart_logdir, gp_logdir; | |
1979 | bool smart_logdir_ok = false, gp_logdir_ok = false; | |
1980 | ||
1981 | if ( isGeneralPurposeLoggingCapable(&drive) | |
1982 | && (cfg.errorlog || cfg.selftest) | |
1983 | && !cfg.firmwarebugs.is_set(BUG_NOLOGDIR)) { | |
1984 | if (!ataReadLogDirectory(atadev, &smart_logdir, false)) | |
1985 | smart_logdir_ok = true; | |
1986 | } | |
1987 | ||
1988 | if (cfg.xerrorlog && !cfg.firmwarebugs.is_set(BUG_NOLOGDIR)) { | |
1989 | if (!ataReadLogDirectory(atadev, &gp_logdir, true)) | |
1990 | gp_logdir_ok = true; | |
1991 | } | |
1992 | ||
1993 | // capability check: self-test-log | |
1994 | state.selflogcount = 0; state.selfloghour = 0; | |
1995 | if (cfg.selftest) { | |
1996 | int retval; | |
1997 | if (!( cfg.permissive | |
1998 | || ( smart_logdir_ok && smart_logdir.entry[0x06-1].numsectors) | |
1999 | || (!smart_logdir_ok && smart_val_ok && isSmartTestLogCapable(&state.smartval, &drive)))) { | |
2000 | PrintOut(LOG_INFO, "Device: %s, no SMART Self-test Log, ignoring -l selftest (override with -T permissive)\n", name); | |
2001 | cfg.selftest = false; | |
2002 | } | |
2003 | else if ((retval = SelfTestErrorCount(atadev, name, cfg.firmwarebugs)) < 0) { | |
2004 | PrintOut(LOG_INFO, "Device: %s, no SMART Self-test Log, ignoring -l selftest\n", name); | |
2005 | cfg.selftest = false; | |
2006 | } | |
2007 | else { | |
2008 | state.selflogcount=SELFTEST_ERRORCOUNT(retval); | |
2009 | state.selfloghour =SELFTEST_ERRORHOURS(retval); | |
2010 | } | |
2011 | } | |
2012 | ||
2013 | // capability check: ATA error log | |
2014 | state.ataerrorcount = 0; | |
2015 | if (cfg.errorlog) { | |
2016 | int errcnt1; | |
2017 | if (!( cfg.permissive | |
2018 | || ( smart_logdir_ok && smart_logdir.entry[0x01-1].numsectors) | |
2019 | || (!smart_logdir_ok && smart_val_ok && isSmartErrorLogCapable(&state.smartval, &drive)))) { | |
2020 | PrintOut(LOG_INFO, "Device: %s, no SMART Error Log, ignoring -l error (override with -T permissive)\n", name); | |
2021 | cfg.errorlog = false; | |
2022 | } | |
2023 | else if ((errcnt1 = read_ata_error_count(atadev, name, cfg.firmwarebugs, false)) < 0) { | |
2024 | PrintOut(LOG_INFO, "Device: %s, no SMART Error Log, ignoring -l error\n", name); | |
2025 | cfg.errorlog = false; | |
2026 | } | |
2027 | else | |
2028 | state.ataerrorcount = errcnt1; | |
2029 | } | |
2030 | ||
2031 | if (cfg.xerrorlog) { | |
2032 | int errcnt2; | |
2033 | if (!( cfg.permissive || cfg.firmwarebugs.is_set(BUG_NOLOGDIR) | |
2034 | || (gp_logdir_ok && gp_logdir.entry[0x03-1].numsectors) )) { | |
2035 | PrintOut(LOG_INFO, "Device: %s, no Extended Comprehensive SMART Error Log, ignoring -l xerror (override with -T permissive)\n", | |
2036 | name); | |
2037 | cfg.xerrorlog = false; | |
2038 | } | |
2039 | else if ((errcnt2 = read_ata_error_count(atadev, name, cfg.firmwarebugs, true)) < 0) { | |
2040 | PrintOut(LOG_INFO, "Device: %s, no Extended Comprehensive SMART Error Log, ignoring -l xerror\n", name); | |
2041 | cfg.xerrorlog = false; | |
2042 | } | |
2043 | else if (cfg.errorlog && state.ataerrorcount != errcnt2) { | |
2044 | PrintOut(LOG_INFO, "Device: %s, SMART Error Logs report different error counts: %d != %d\n", | |
2045 | name, state.ataerrorcount, errcnt2); | |
2046 | // Record max error count | |
2047 | if (errcnt2 > state.ataerrorcount) | |
2048 | state.ataerrorcount = errcnt2; | |
2049 | } | |
2050 | else | |
2051 | state.ataerrorcount = errcnt2; | |
2052 | } | |
2053 | ||
2054 | // capability check: self-test and offline data collection status | |
2055 | if (cfg.offlinests || cfg.selfteststs) { | |
2056 | if (!(cfg.permissive || (smart_val_ok && state.smartval.offline_data_collection_capability))) { | |
2057 | if (cfg.offlinests) | |
2058 | PrintOut(LOG_INFO, "Device: %s, no SMART Offline Data Collection capability, ignoring -l offlinests (override with -T permissive)\n", name); | |
2059 | if (cfg.selfteststs) | |
2060 | PrintOut(LOG_INFO, "Device: %s, no SMART Self-test capability, ignoring -l selfteststs (override with -T permissive)\n", name); | |
2061 | cfg.offlinests = cfg.selfteststs = false; | |
2062 | } | |
2063 | } | |
2064 | ||
2065 | // capabilities check -- does it support powermode? | |
2066 | if (cfg.powermode) { | |
2067 | int powermode = ataCheckPowerMode(atadev); | |
2068 | ||
2069 | if (-1 == powermode) { | |
2070 | PrintOut(LOG_CRIT, "Device: %s, no ATA CHECK POWER STATUS support, ignoring -n Directive\n", name); | |
2071 | cfg.powermode=0; | |
2072 | } | |
2073 | else if (powermode!=0 && powermode!=0x80 && powermode!=0xff) { | |
2074 | PrintOut(LOG_CRIT, "Device: %s, CHECK POWER STATUS returned %d, not ATA compliant, ignoring -n Directive\n", | |
2075 | name, powermode); | |
2076 | cfg.powermode=0; | |
2077 | } | |
2078 | } | |
2079 | ||
2080 | // Apply ATA settings | |
2081 | std::string msg; | |
2082 | ||
2083 | if (cfg.set_aam) | |
2084 | format_set_result_msg(msg, "AAM", (cfg.set_aam > 0 ? | |
2085 | ata_set_features(atadev, ATA_ENABLE_AAM, cfg.set_aam-1) : | |
2086 | ata_set_features(atadev, ATA_DISABLE_AAM)), cfg.set_aam, true); | |
2087 | ||
2088 | if (cfg.set_apm) | |
2089 | format_set_result_msg(msg, "APM", (cfg.set_apm > 0 ? | |
2090 | ata_set_features(atadev, ATA_ENABLE_APM, cfg.set_apm-1) : | |
2091 | ata_set_features(atadev, ATA_DISABLE_APM)), cfg.set_apm, true); | |
2092 | ||
2093 | if (cfg.set_lookahead) | |
2094 | format_set_result_msg(msg, "Rd-ahead", ata_set_features(atadev, | |
2095 | (cfg.set_lookahead > 0 ? ATA_ENABLE_READ_LOOK_AHEAD : ATA_DISABLE_READ_LOOK_AHEAD)), | |
2096 | cfg.set_lookahead); | |
2097 | ||
2098 | if (cfg.set_wcache) | |
2099 | format_set_result_msg(msg, "Wr-cache", ata_set_features(atadev, | |
2100 | (cfg.set_wcache > 0? ATA_ENABLE_WRITE_CACHE : ATA_DISABLE_WRITE_CACHE)), cfg.set_wcache); | |
2101 | ||
2102 | if (cfg.set_security_freeze) | |
2103 | format_set_result_msg(msg, "Security freeze", | |
2104 | ata_nodata_command(atadev, ATA_SECURITY_FREEZE_LOCK)); | |
2105 | ||
2106 | if (cfg.set_standby) | |
2107 | format_set_result_msg(msg, "Standby", | |
2108 | ata_nodata_command(atadev, ATA_IDLE, cfg.set_standby-1), cfg.set_standby, true); | |
2109 | ||
2110 | // Report as one log entry | |
2111 | if (!msg.empty()) | |
2112 | PrintOut(LOG_INFO, "Device: %s, ATA settings applied: %s\n", name, msg.c_str()); | |
2113 | ||
2114 | // set SCT Error Recovery Control if requested | |
2115 | if (cfg.sct_erc_set) { | |
2116 | if (!isSCTErrorRecoveryControlCapable(&drive)) | |
2117 | PrintOut(LOG_INFO, "Device: %s, no SCT Error Recovery Control support, ignoring -l scterc\n", | |
2118 | name); | |
2119 | else if (locked) | |
2120 | PrintOut(LOG_INFO, "Device: %s, no SCT support if ATA Security is LOCKED, ignoring -l scterc\n", | |
2121 | name); | |
2122 | else if ( ataSetSCTErrorRecoveryControltime(atadev, 1, cfg.sct_erc_readtime ) | |
2123 | || ataSetSCTErrorRecoveryControltime(atadev, 2, cfg.sct_erc_writetime)) | |
2124 | PrintOut(LOG_INFO, "Device: %s, set of SCT Error Recovery Control failed\n", name); | |
2125 | else | |
2126 | PrintOut(LOG_INFO, "Device: %s, SCT Error Recovery Control set to: Read: %u, Write: %u\n", | |
2127 | name, cfg.sct_erc_readtime, cfg.sct_erc_writetime); | |
2128 | } | |
2129 | ||
2130 | // If no tests available or selected, return | |
2131 | if (!( cfg.smartcheck || cfg.selftest | |
2132 | || cfg.errorlog || cfg.xerrorlog | |
2133 | || cfg.offlinests || cfg.selfteststs | |
2134 | || cfg.usagefailed || cfg.prefail || cfg.usage | |
2135 | || cfg.tempdiff || cfg.tempinfo || cfg.tempcrit)) { | |
2136 | CloseDevice(atadev, name); | |
2137 | return 3; | |
2138 | } | |
2139 | ||
2140 | // tell user we are registering device | |
2141 | PrintOut(LOG_INFO,"Device: %s, is SMART capable. Adding to \"monitor\" list.\n",name); | |
2142 | ||
2143 | // close file descriptor | |
2144 | CloseDevice(atadev, name); | |
2145 | ||
2146 | if (!state_path_prefix.empty() || !attrlog_path_prefix.empty()) { | |
2147 | // Build file name for state file | |
2148 | std::replace_if(model, model+strlen(model), not_allowed_in_filename, '_'); | |
2149 | std::replace_if(serial, serial+strlen(serial), not_allowed_in_filename, '_'); | |
2150 | if (!state_path_prefix.empty()) { | |
2151 | cfg.state_file = strprintf("%s%s-%s.ata.state", state_path_prefix.c_str(), model, serial); | |
2152 | // Read previous state | |
2153 | if (read_dev_state(cfg.state_file.c_str(), state)) { | |
2154 | PrintOut(LOG_INFO, "Device: %s, state read from %s\n", name, cfg.state_file.c_str()); | |
2155 | // Copy ATA attribute values to temp state | |
2156 | state.update_temp_state(); | |
2157 | } | |
2158 | } | |
2159 | if (!attrlog_path_prefix.empty()) | |
2160 | cfg.attrlog_file = strprintf("%s%s-%s.ata.csv", attrlog_path_prefix.c_str(), model, serial); | |
2161 | } | |
2162 | ||
2163 | finish_device_scan(cfg, state); | |
2164 | ||
2165 | return 0; | |
2166 | } | |
2167 | ||
2168 | // on success, return 0. On failure, return >0. Never return <0, | |
2169 | // please. | |
2170 | static int SCSIDeviceScan(dev_config & cfg, dev_state & state, scsi_device * scsidev) | |
2171 | { | |
2172 | int err, req_len, avail_len, version, len; | |
2173 | const char *device = cfg.name.c_str(); | |
2174 | struct scsi_iec_mode_page iec; | |
2175 | UINT8 tBuf[64]; | |
2176 | UINT8 inqBuf[96]; | |
2177 | UINT8 vpdBuf[252]; | |
2178 | char lu_id[64], serial[256], vendor[40], model[40]; | |
2179 | ||
2180 | // Device must be open | |
2181 | memset(inqBuf, 0, 96); | |
2182 | req_len = 36; | |
2183 | if ((err = scsiStdInquiry(scsidev, inqBuf, req_len))) { | |
2184 | /* Marvell controllers fail on a 36 bytes StdInquiry, but 64 suffices */ | |
2185 | req_len = 64; | |
2186 | if ((err = scsiStdInquiry(scsidev, inqBuf, req_len))) { | |
2187 | PrintOut(LOG_INFO, "Device: %s, Both 36 and 64 byte INQUIRY failed; " | |
2188 | "skip device\n", device); | |
2189 | return 2; | |
2190 | } | |
2191 | } | |
2192 | version = (inqBuf[2] & 0x7f); /* Accept old ISO/IEC 9316:1995 variants */ | |
2193 | ||
2194 | avail_len = inqBuf[4] + 5; | |
2195 | len = (avail_len < req_len) ? avail_len : req_len; | |
2196 | if (len < 36) { | |
2197 | PrintOut(LOG_INFO, "Device: %s, INQUIRY response less than 36 bytes; " | |
2198 | "skip device\n", device); | |
2199 | return 2; | |
2200 | } | |
2201 | ||
2202 | int pdt = inqBuf[0] & 0x1f; | |
2203 | ||
2204 | if (! ((0 == pdt) || (4 == pdt) || (5 == pdt) || (7 == pdt) || | |
2205 | (0xe == pdt))) { | |
2206 | PrintOut(LOG_INFO, "Device: %s, not a disk like device [PDT=0x%x], " | |
2207 | "skip\n", device, pdt); | |
2208 | return 2; | |
2209 | } | |
2210 | ||
2211 | if (supported_vpd_pages_p) { | |
2212 | delete supported_vpd_pages_p; | |
2213 | supported_vpd_pages_p = NULL; | |
2214 | } | |
2215 | supported_vpd_pages_p = new supported_vpd_pages(scsidev); | |
2216 | ||
2217 | lu_id[0] = '\0'; | |
2218 | if ((version >= 0x3) && (version < 0x8)) { | |
2219 | /* SPC to SPC-5 */ | |
2220 | if (0 == scsiInquiryVpd(scsidev, SCSI_VPD_DEVICE_IDENTIFICATION, | |
2221 | vpdBuf, sizeof(vpdBuf))) { | |
2222 | len = vpdBuf[3]; | |
2223 | scsi_decode_lu_dev_id(vpdBuf + 4, len, lu_id, sizeof(lu_id), NULL); | |
2224 | } | |
2225 | } | |
2226 | serial[0] = '\0'; | |
2227 | if (0 == scsiInquiryVpd(scsidev, SCSI_VPD_UNIT_SERIAL_NUMBER, | |
2228 | vpdBuf, sizeof(vpdBuf))) { | |
2229 | len = vpdBuf[3]; | |
2230 | vpdBuf[4 + len] = '\0'; | |
2231 | scsi_format_id_string(serial, (const unsigned char *)&vpdBuf[4], len); | |
2232 | } | |
2233 | ||
2234 | unsigned int lb_size; | |
2235 | char si_str[64]; | |
2236 | uint64_t capacity = scsiGetSize(scsidev, &lb_size, NULL); | |
2237 | ||
2238 | if (capacity) | |
2239 | format_capacity(si_str, sizeof(si_str), capacity); | |
2240 | else | |
2241 | si_str[0] = '\0'; | |
2242 | ||
2243 | // Format device id string for warning emails | |
2244 | cfg.dev_idinfo = strprintf("[%.8s %.16s %.4s]%s%s%s%s%s%s", | |
2245 | (char *)&inqBuf[8], (char *)&inqBuf[16], (char *)&inqBuf[32], | |
2246 | (lu_id[0] ? ", lu id: " : ""), (lu_id[0] ? lu_id : ""), | |
2247 | (serial[0] ? ", S/N: " : ""), (serial[0] ? serial : ""), | |
2248 | (si_str[0] ? ", " : ""), (si_str[0] ? si_str : "")); | |
2249 | ||
2250 | // format "model" string | |
2251 | scsi_format_id_string(vendor, (const unsigned char *)&inqBuf[8], 8); | |
2252 | scsi_format_id_string(model, (const unsigned char *)&inqBuf[16], 16); | |
2253 | PrintOut(LOG_INFO, "Device: %s, %s\n", device, cfg.dev_idinfo.c_str()); | |
2254 | ||
2255 | // check that device is ready for commands. IE stores its stuff on | |
2256 | // the media. | |
2257 | if ((err = scsiTestUnitReady(scsidev))) { | |
2258 | if (SIMPLE_ERR_NOT_READY == err) | |
2259 | PrintOut(LOG_INFO, "Device: %s, NOT READY (e.g. spun down); skip device\n", device); | |
2260 | else if (SIMPLE_ERR_NO_MEDIUM == err) | |
2261 | PrintOut(LOG_INFO, "Device: %s, NO MEDIUM present; skip device\n", device); | |
2262 | else if (SIMPLE_ERR_BECOMING_READY == err) | |
2263 | PrintOut(LOG_INFO, "Device: %s, BECOMING (but not yet) READY; skip device\n", device); | |
2264 | else | |
2265 | PrintOut(LOG_CRIT, "Device: %s, failed Test Unit Ready [err=%d]\n", device, err); | |
2266 | CloseDevice(scsidev, device); | |
2267 | return 2; | |
2268 | } | |
2269 | ||
2270 | // Badly-conforming USB storage devices may fail this check. | |
2271 | // The response to the following IE mode page fetch (current and | |
2272 | // changeable values) is carefully examined. It has been found | |
2273 | // that various USB devices that malform the response will lock up | |
2274 | // if asked for a log page (e.g. temperature) so it is best to | |
2275 | // bail out now. | |
2276 | if (!(err = scsiFetchIECmpage(scsidev, &iec, state.modese_len))) | |
2277 | state.modese_len = iec.modese_len; | |
2278 | else if (SIMPLE_ERR_BAD_FIELD == err) | |
2279 | ; /* continue since it is reasonable not to support IE mpage */ | |
2280 | else { /* any other error (including malformed response) unreasonable */ | |
2281 | PrintOut(LOG_INFO, | |
2282 | "Device: %s, Bad IEC (SMART) mode page, err=%d, skip device\n", | |
2283 | device, err); | |
2284 | CloseDevice(scsidev, device); | |
2285 | return 3; | |
2286 | } | |
2287 | ||
2288 | // N.B. The following is passive (i.e. it doesn't attempt to turn on | |
2289 | // smart if it is off). This may change to be the same as the ATA side. | |
2290 | if (!scsi_IsExceptionControlEnabled(&iec)) { | |
2291 | PrintOut(LOG_INFO, "Device: %s, IE (SMART) not enabled, skip device\n" | |
2292 | "Try 'smartctl -s on %s' to turn on SMART features\n", | |
2293 | device, device); | |
2294 | CloseDevice(scsidev, device); | |
2295 | return 3; | |
2296 | } | |
2297 | ||
2298 | // Flag that certain log pages are supported (information may be | |
2299 | // available from other sources). | |
2300 | if (0 == scsiLogSense(scsidev, SUPPORTED_LPAGES, 0, tBuf, sizeof(tBuf), 0)) { | |
2301 | for (int k = 4; k < tBuf[3] + LOGPAGEHDRSIZE; ++k) { | |
2302 | switch (tBuf[k]) { | |
2303 | case TEMPERATURE_LPAGE: | |
2304 | state.TempPageSupported = 1; | |
2305 | break; | |
2306 | case IE_LPAGE: | |
2307 | state.SmartPageSupported = 1; | |
2308 | break; | |
2309 | case READ_ERROR_COUNTER_LPAGE: | |
2310 | state.ReadECounterPageSupported = 1; | |
2311 | break; | |
2312 | case WRITE_ERROR_COUNTER_LPAGE: | |
2313 | state.WriteECounterPageSupported = 1; | |
2314 | break; | |
2315 | case VERIFY_ERROR_COUNTER_LPAGE: | |
2316 | state.VerifyECounterPageSupported = 1; | |
2317 | break; | |
2318 | case NON_MEDIUM_ERROR_LPAGE: | |
2319 | state.NonMediumErrorPageSupported = 1; | |
2320 | break; | |
2321 | default: | |
2322 | break; | |
2323 | } | |
2324 | } | |
2325 | } | |
2326 | ||
2327 | // Check if scsiCheckIE() is going to work | |
2328 | { | |
2329 | UINT8 asc = 0; | |
2330 | UINT8 ascq = 0; | |
2331 | UINT8 currenttemp = 0; | |
2332 | UINT8 triptemp = 0; | |
2333 | ||
2334 | if (scsiCheckIE(scsidev, state.SmartPageSupported, state.TempPageSupported, | |
2335 | &asc, &ascq, ¤ttemp, &triptemp)) { | |
2336 | PrintOut(LOG_INFO, "Device: %s, unexpectedly failed to read SMART values\n", device); | |
2337 | state.SuppressReport = 1; | |
2338 | if (cfg.tempdiff || cfg.tempinfo || cfg.tempcrit) { | |
2339 | PrintOut(LOG_INFO, "Device: %s, can't monitor Temperature, ignoring -W %d,%d,%d\n", | |
2340 | device, cfg.tempdiff, cfg.tempinfo, cfg.tempcrit); | |
2341 | cfg.tempdiff = cfg.tempinfo = cfg.tempcrit = 0; | |
2342 | } | |
2343 | } | |
2344 | } | |
2345 | ||
2346 | // capability check: self-test-log | |
2347 | if (cfg.selftest){ | |
2348 | int retval = scsiCountFailedSelfTests(scsidev, 0); | |
2349 | if (retval<0) { | |
2350 | // no self-test log, turn off monitoring | |
2351 | PrintOut(LOG_INFO, "Device: %s, does not support SMART Self-Test Log.\n", device); | |
2352 | cfg.selftest = false; | |
2353 | state.selflogcount = 0; | |
2354 | state.selfloghour = 0; | |
2355 | } | |
2356 | else { | |
2357 | // register starting values to watch for changes | |
2358 | state.selflogcount=SELFTEST_ERRORCOUNT(retval); | |
2359 | state.selfloghour =SELFTEST_ERRORHOURS(retval); | |
2360 | } | |
2361 | } | |
2362 | ||
2363 | // disable autosave (set GLTSD bit) | |
2364 | if (cfg.autosave==1){ | |
2365 | if (scsiSetControlGLTSD(scsidev, 1, state.modese_len)) | |
2366 | PrintOut(LOG_INFO,"Device: %s, could not disable autosave (set GLTSD bit).\n",device); | |
2367 | else | |
2368 | PrintOut(LOG_INFO,"Device: %s, disabled autosave (set GLTSD bit).\n",device); | |
2369 | } | |
2370 | ||
2371 | // or enable autosave (clear GLTSD bit) | |
2372 | if (cfg.autosave==2){ | |
2373 | if (scsiSetControlGLTSD(scsidev, 0, state.modese_len)) | |
2374 | PrintOut(LOG_INFO,"Device: %s, could not enable autosave (clear GLTSD bit).\n",device); | |
2375 | else | |
2376 | PrintOut(LOG_INFO,"Device: %s, enabled autosave (cleared GLTSD bit).\n",device); | |
2377 | } | |
2378 | ||
2379 | // tell user we are registering device | |
2380 | PrintOut(LOG_INFO, "Device: %s, is SMART capable. Adding to \"monitor\" list.\n", device); | |
2381 | ||
2382 | // Make sure that init_standby_check() ignores SCSI devices | |
2383 | cfg.offlinests_ns = cfg.selfteststs_ns = false; | |
2384 | ||
2385 | // close file descriptor | |
2386 | CloseDevice(scsidev, device); | |
2387 | ||
2388 | if (!state_path_prefix.empty() || !attrlog_path_prefix.empty()) { | |
2389 | // Build file name for state file | |
2390 | std::replace_if(model, model+strlen(model), not_allowed_in_filename, '_'); | |
2391 | std::replace_if(serial, serial+strlen(serial), not_allowed_in_filename, '_'); | |
2392 | if (!state_path_prefix.empty()) { | |
2393 | cfg.state_file = strprintf("%s%s-%s-%s.scsi.state", state_path_prefix.c_str(), vendor, model, serial); | |
2394 | // Read previous state | |
2395 | if (read_dev_state(cfg.state_file.c_str(), state)) { | |
2396 | PrintOut(LOG_INFO, "Device: %s, state read from %s\n", device, cfg.state_file.c_str()); | |
2397 | // Copy ATA attribute values to temp state | |
2398 | state.update_temp_state(); | |
2399 | } | |
2400 | } | |
2401 | if (!attrlog_path_prefix.empty()) | |
2402 | cfg.attrlog_file = strprintf("%s%s-%s-%s.scsi.csv", attrlog_path_prefix.c_str(), vendor, model, serial); | |
2403 | } | |
2404 | ||
2405 | finish_device_scan(cfg, state); | |
2406 | ||
2407 | return 0; | |
2408 | } | |
2409 | ||
2410 | // If the self-test log has got more self-test errors (or more recent | |
2411 | // self-test errors) recorded, then notify user. | |
2412 | static void CheckSelfTestLogs(const dev_config & cfg, dev_state & state, int newi) | |
2413 | { | |
2414 | const char * name = cfg.name.c_str(); | |
2415 | ||
2416 | if (newi<0) | |
2417 | // command failed | |
2418 | MailWarning(cfg, state, 8, "Device: %s, Read SMART Self-Test Log Failed", name); | |
2419 | else { | |
2420 | reset_warning_mail(cfg, state, 8, "Read SMART Self-Test Log worked again"); | |
2421 | ||
2422 | // old and new error counts | |
2423 | int oldc=state.selflogcount; | |
2424 | int newc=SELFTEST_ERRORCOUNT(newi); | |
2425 | ||
2426 | // old and new error timestamps in hours | |
2427 | int oldh=state.selfloghour; | |
2428 | int newh=SELFTEST_ERRORHOURS(newi); | |
2429 | ||
2430 | if (oldc<newc) { | |
2431 | // increase in error count | |
2432 | PrintOut(LOG_CRIT, "Device: %s, Self-Test Log error count increased from %d to %d\n", | |
2433 | name, oldc, newc); | |
2434 | MailWarning(cfg, state, 3, "Device: %s, Self-Test Log error count increased from %d to %d", | |
2435 | name, oldc, newc); | |
2436 | state.must_write = true; | |
2437 | } | |
2438 | else if (newc > 0 && oldh != newh) { | |
2439 | // more recent error | |
2440 | // a 'more recent' error might actually be a smaller hour number, | |
2441 | // if the hour number has wrapped. | |
2442 | // There's still a bug here. You might just happen to run a new test | |
2443 | // exactly 32768 hours after the previous failure, and have run exactly | |
2444 | // 20 tests between the two, in which case smartd will miss the | |
2445 | // new failure. | |
2446 | PrintOut(LOG_CRIT, "Device: %s, new Self-Test Log error at hour timestamp %d\n", | |
2447 | name, newh); | |
2448 | MailWarning(cfg, state, 3, "Device: %s, new Self-Test Log error at hour timestamp %d", | |
2449 | name, newh); | |
2450 | state.must_write = true; | |
2451 | } | |
2452 | ||
2453 | // Print info if error entries have disappeared | |
2454 | // or newer successful successful extended self-test exits | |
2455 | if (oldc > newc) { | |
2456 | PrintOut(LOG_INFO, "Device: %s, Self-Test Log error count decreased from %d to %d\n", | |
2457 | name, oldc, newc); | |
2458 | if (newc == 0) | |
2459 | reset_warning_mail(cfg, state, 3, "Self-Test Log does no longer report errors"); | |
2460 | } | |
2461 | ||
2462 | // Needed since self-test error count may DECREASE. Hour might | |
2463 | // also have changed. | |
2464 | state.selflogcount= newc; | |
2465 | state.selfloghour = newh; | |
2466 | } | |
2467 | return; | |
2468 | } | |
2469 | ||
2470 | // Test types, ordered by priority. | |
2471 | static const char test_type_chars[] = "LncrSCO"; | |
2472 | static const unsigned num_test_types = sizeof(test_type_chars)-1; | |
2473 | ||
2474 | // returns test type if time to do test of type testtype, | |
2475 | // 0 if not time to do test. | |
2476 | static char next_scheduled_test(const dev_config & cfg, dev_state & state, bool scsi, time_t usetime = 0) | |
2477 | { | |
2478 | // check that self-testing has been requested | |
2479 | if (cfg.test_regex.empty()) | |
2480 | return 0; | |
2481 | ||
2482 | // Exit if drive not capable of any test | |
2483 | if ( state.not_cap_long && state.not_cap_short && | |
2484 | (scsi || (state.not_cap_conveyance && state.not_cap_offline))) | |
2485 | return 0; | |
2486 | ||
2487 | // since we are about to call localtime(), be sure glibc is informed | |
2488 | // of any timezone changes we make. | |
2489 | if (!usetime) | |
2490 | FixGlibcTimeZoneBug(); | |
2491 | ||
2492 | // Is it time for next check? | |
2493 | time_t now = (!usetime ? time(0) : usetime); | |
2494 | if (now < state.scheduled_test_next_check) | |
2495 | return 0; | |
2496 | ||
2497 | // Limit time check interval to 90 days | |
2498 | if (state.scheduled_test_next_check + (3600L*24*90) < now) | |
2499 | state.scheduled_test_next_check = now - (3600L*24*90); | |
2500 | ||
2501 | // Check interval [state.scheduled_test_next_check, now] for scheduled tests | |
2502 | char testtype = 0; | |
2503 | time_t testtime = 0; int testhour = 0; | |
2504 | int maxtest = num_test_types-1; | |
2505 | ||
2506 | for (time_t t = state.scheduled_test_next_check; ; ) { | |
2507 | struct tm * tms = localtime(&t); | |
2508 | // tm_wday is 0 (Sunday) to 6 (Saturday). We use 1 (Monday) to 7 (Sunday). | |
2509 | int weekday = (tms->tm_wday ? tms->tm_wday : 7); | |
2510 | for (int i = 0; i <= maxtest; i++) { | |
2511 | // Skip if drive not capable of this test | |
2512 | switch (test_type_chars[i]) { | |
2513 | case 'L': if (state.not_cap_long) continue; break; | |
2514 | case 'S': if (state.not_cap_short) continue; break; | |
2515 | case 'C': if (scsi || state.not_cap_conveyance) continue; break; | |
2516 | case 'O': if (scsi || state.not_cap_offline) continue; break; | |
2517 | case 'c': case 'n': | |
2518 | case 'r': if (scsi || state.not_cap_selective) continue; break; | |
2519 | default: continue; | |
2520 | } | |
2521 | // Try match of "T/MM/DD/d/HH" | |
2522 | char pattern[16]; | |
2523 | snprintf(pattern, sizeof(pattern), "%c/%02d/%02d/%1d/%02d", | |
2524 | test_type_chars[i], tms->tm_mon+1, tms->tm_mday, weekday, tms->tm_hour); | |
2525 | if (cfg.test_regex.full_match(pattern)) { | |
2526 | // Test found | |
2527 | testtype = pattern[0]; | |
2528 | testtime = t; testhour = tms->tm_hour; | |
2529 | // Limit further matches to higher priority self-tests | |
2530 | maxtest = i-1; | |
2531 | break; | |
2532 | } | |
2533 | } | |
2534 | // Exit if no tests left or current time reached | |
2535 | if (maxtest < 0) | |
2536 | break; | |
2537 | if (t >= now) | |
2538 | break; | |
2539 | // Check next hour | |
2540 | if ((t += 3600) > now) | |
2541 | t = now; | |
2542 | } | |
2543 | ||
2544 | // Do next check not before next hour. | |
2545 | struct tm * tmnow = localtime(&now); | |
2546 | state.scheduled_test_next_check = now + (3600 - tmnow->tm_min*60 - tmnow->tm_sec); | |
2547 | ||
2548 | if (testtype) { | |
2549 | state.must_write = true; | |
2550 | // Tell user if an old test was found. | |
2551 | if (!usetime && !(testhour == tmnow->tm_hour && testtime + 3600 > now)) { | |
2552 | char datebuf[DATEANDEPOCHLEN]; dateandtimezoneepoch(datebuf, testtime); | |
2553 | PrintOut(LOG_INFO, "Device: %s, old test of type %c not run at %s, starting now.\n", | |
2554 | cfg.name.c_str(), testtype, datebuf); | |
2555 | } | |
2556 | } | |
2557 | ||
2558 | return testtype; | |
2559 | } | |
2560 | ||
2561 | // Print a list of future tests. | |
2562 | static void PrintTestSchedule(const dev_config_vector & configs, dev_state_vector & states, const smart_device_list & devices) | |
2563 | { | |
2564 | unsigned numdev = configs.size(); | |
2565 | if (!numdev) | |
2566 | return; | |
2567 | std::vector<int> testcnts(numdev * num_test_types, 0); | |
2568 | ||
2569 | PrintOut(LOG_INFO, "\nNext scheduled self tests (at most 5 of each type per device):\n"); | |
2570 | ||
2571 | // FixGlibcTimeZoneBug(); // done in PrintOut() | |
2572 | time_t now = time(0); | |
2573 | char datenow[DATEANDEPOCHLEN], date[DATEANDEPOCHLEN]; | |
2574 | dateandtimezoneepoch(datenow, now); | |
2575 | ||
2576 | long seconds; | |
2577 | for (seconds=checktime; seconds<3600L*24*90; seconds+=checktime) { | |
2578 | // Check for each device whether a test will be run | |
2579 | time_t testtime = now + seconds; | |
2580 | for (unsigned i = 0; i < numdev; i++) { | |
2581 | const dev_config & cfg = configs.at(i); | |
2582 | dev_state & state = states.at(i); | |
2583 | const char * p; | |
2584 | char testtype = next_scheduled_test(cfg, state, devices.at(i)->is_scsi(), testtime); | |
2585 | if (testtype && (p = strchr(test_type_chars, testtype))) { | |
2586 | unsigned t = (p - test_type_chars); | |
2587 | // Report at most 5 tests of each type | |
2588 | if (++testcnts[i*num_test_types + t] <= 5) { | |
2589 | dateandtimezoneepoch(date, testtime); | |
2590 | PrintOut(LOG_INFO, "Device: %s, will do test %d of type %c at %s\n", cfg.name.c_str(), | |
2591 | testcnts[i*num_test_types + t], testtype, date); | |
2592 | } | |
2593 | } | |
2594 | } | |
2595 | } | |
2596 | ||
2597 | // Report totals | |
2598 | dateandtimezoneepoch(date, now+seconds); | |
2599 | PrintOut(LOG_INFO, "\nTotals [%s - %s]:\n", datenow, date); | |
2600 | for (unsigned i = 0; i < numdev; i++) { | |
2601 | const dev_config & cfg = configs.at(i); | |
2602 | bool scsi = devices.at(i)->is_scsi(); | |
2603 | for (unsigned t = 0; t < num_test_types; t++) { | |
2604 | int cnt = testcnts[i*num_test_types + t]; | |
2605 | if (cnt == 0 && !strchr((scsi ? "LS" : "LSCO"), test_type_chars[t])) | |
2606 | continue; | |
2607 | PrintOut(LOG_INFO, "Device: %s, will do %3d test%s of type %c\n", cfg.name.c_str(), | |
2608 | cnt, (cnt==1?"":"s"), test_type_chars[t]); | |
2609 | } | |
2610 | } | |
2611 | ||
2612 | } | |
2613 | ||
2614 | // Return zero on success, nonzero on failure. Perform offline (background) | |
2615 | // short or long (extended) self test on given scsi device. | |
2616 | static int DoSCSISelfTest(const dev_config & cfg, dev_state & state, scsi_device * device, char testtype) | |
2617 | { | |
2618 | int retval = 0; | |
2619 | const char *testname = 0; | |
2620 | const char *name = cfg.name.c_str(); | |
2621 | int inProgress; | |
2622 | ||
2623 | if (scsiSelfTestInProgress(device, &inProgress)) { | |
2624 | PrintOut(LOG_CRIT, "Device: %s, does not support Self-Tests\n", name); | |
2625 | state.not_cap_short = state.not_cap_long = true; | |
2626 | return 1; | |
2627 | } | |
2628 | ||
2629 | if (1 == inProgress) { | |
2630 | PrintOut(LOG_INFO, "Device: %s, skip since Self-Test already in " | |
2631 | "progress.\n", name); | |
2632 | return 1; | |
2633 | } | |
2634 | ||
2635 | switch (testtype) { | |
2636 | case 'S': | |
2637 | testname = "Short Self"; | |
2638 | retval = scsiSmartShortSelfTest(device); | |
2639 | break; | |
2640 | case 'L': | |
2641 | testname = "Long Self"; | |
2642 | retval = scsiSmartExtendSelfTest(device); | |
2643 | break; | |
2644 | } | |
2645 | // If we can't do the test, exit | |
2646 | if (NULL == testname) { | |
2647 | PrintOut(LOG_CRIT, "Device: %s, not capable of %c Self-Test\n", name, | |
2648 | testtype); | |
2649 | return 1; | |
2650 | } | |
2651 | if (retval) { | |
2652 | if ((SIMPLE_ERR_BAD_OPCODE == retval) || | |
2653 | (SIMPLE_ERR_BAD_FIELD == retval)) { | |
2654 | PrintOut(LOG_CRIT, "Device: %s, not capable of %s-Test\n", name, | |
2655 | testname); | |
2656 | if ('L'==testtype) | |
2657 | state.not_cap_long = true; | |
2658 | else | |
2659 | state.not_cap_short = true; | |
2660 | ||
2661 | return 1; | |
2662 | } | |
2663 | PrintOut(LOG_CRIT, "Device: %s, execute %s-Test failed (err: %d)\n", name, | |
2664 | testname, retval); | |
2665 | return 1; | |
2666 | } | |
2667 | ||
2668 | PrintOut(LOG_INFO, "Device: %s, starting scheduled %s-Test.\n", name, testname); | |
2669 | ||
2670 | return 0; | |
2671 | } | |
2672 | ||
2673 | // Do an offline immediate or self-test. Return zero on success, | |
2674 | // nonzero on failure. | |
2675 | static int DoATASelfTest(const dev_config & cfg, dev_state & state, ata_device * device, char testtype) | |
2676 | { | |
2677 | const char *name = cfg.name.c_str(); | |
2678 | ||
2679 | // Read current smart data and check status/capability | |
2680 | struct ata_smart_values data; | |
2681 | if (ataReadSmartValues(device, &data) || !(data.offline_data_collection_capability)) { | |
2682 | PrintOut(LOG_CRIT, "Device: %s, not capable of Offline or Self-Testing.\n", name); | |
2683 | return 1; | |
2684 | } | |
2685 | ||
2686 | // Check for capability to do the test | |
2687 | int dotest = -1, mode = 0; | |
2688 | const char *testname = 0; | |
2689 | switch (testtype) { | |
2690 | case 'O': | |
2691 | testname="Offline Immediate "; | |
2692 | if (isSupportExecuteOfflineImmediate(&data)) | |
2693 | dotest=OFFLINE_FULL_SCAN; | |
2694 | else | |
2695 | state.not_cap_offline = true; | |
2696 | break; | |
2697 | case 'C': | |
2698 | testname="Conveyance Self-"; | |
2699 | if (isSupportConveyanceSelfTest(&data)) | |
2700 | dotest=CONVEYANCE_SELF_TEST; | |
2701 | else | |
2702 | state.not_cap_conveyance = true; | |
2703 | break; | |
2704 | case 'S': | |
2705 | testname="Short Self-"; | |
2706 | if (isSupportSelfTest(&data)) | |
2707 | dotest=SHORT_SELF_TEST; | |
2708 | else | |
2709 | state.not_cap_short = true; | |
2710 | break; | |
2711 | case 'L': | |
2712 | testname="Long Self-"; | |
2713 | if (isSupportSelfTest(&data)) | |
2714 | dotest=EXTEND_SELF_TEST; | |
2715 | else | |
2716 | state.not_cap_long = true; | |
2717 | break; | |
2718 | ||
2719 | case 'c': case 'n': case 'r': | |
2720 | testname = "Selective Self-"; | |
2721 | if (isSupportSelectiveSelfTest(&data)) { | |
2722 | dotest = SELECTIVE_SELF_TEST; | |
2723 | switch (testtype) { | |
2724 | case 'c': mode = SEL_CONT; break; | |
2725 | case 'n': mode = SEL_NEXT; break; | |
2726 | case 'r': mode = SEL_REDO; break; | |
2727 | } | |
2728 | } | |
2729 | else | |
2730 | state.not_cap_selective = true; | |
2731 | break; | |
2732 | } | |
2733 | ||
2734 | // If we can't do the test, exit | |
2735 | if (dotest<0) { | |
2736 | PrintOut(LOG_CRIT, "Device: %s, not capable of %sTest\n", name, testname); | |
2737 | return 1; | |
2738 | } | |
2739 | ||
2740 | // If currently running a self-test, do not interrupt it to start another. | |
2741 | if (15==(data.self_test_exec_status >> 4)) { | |
2742 | if (cfg.firmwarebugs.is_set(BUG_SAMSUNG3) && data.self_test_exec_status == 0xf0) { | |
2743 | PrintOut(LOG_INFO, "Device: %s, will not skip scheduled %sTest " | |
2744 | "despite unclear Self-Test byte (SAMSUNG Firmware bug).\n", name, testname); | |
2745 | } else { | |
2746 | PrintOut(LOG_INFO, "Device: %s, skip scheduled %sTest; %1d0%% remaining of current Self-Test.\n", | |
2747 | name, testname, (int)(data.self_test_exec_status & 0x0f)); | |
2748 | return 1; | |
2749 | } | |
2750 | } | |
2751 | ||
2752 | if (dotest == SELECTIVE_SELF_TEST) { | |
2753 | // Set test span | |
2754 | ata_selective_selftest_args selargs, prev_args; | |
2755 | selargs.num_spans = 1; | |
2756 | selargs.span[0].mode = mode; | |
2757 | prev_args.num_spans = 1; | |
2758 | prev_args.span[0].start = state.selective_test_last_start; | |
2759 | prev_args.span[0].end = state.selective_test_last_end; | |
2760 | if (ataWriteSelectiveSelfTestLog(device, selargs, &data, state.num_sectors, &prev_args)) { | |
2761 | PrintOut(LOG_CRIT, "Device: %s, prepare %sTest failed\n", name, testname); | |
2762 | return 1; | |
2763 | } | |
2764 | uint64_t start = selargs.span[0].start, end = selargs.span[0].end; | |
2765 | PrintOut(LOG_INFO, "Device: %s, %s test span at LBA %" PRIu64 " - %" PRIu64 " (%" PRIu64 " sectors, %u%% - %u%% of disk).\n", | |
2766 | name, (selargs.span[0].mode == SEL_NEXT ? "next" : "redo"), | |
2767 | start, end, end - start + 1, | |
2768 | (unsigned)((100 * start + state.num_sectors/2) / state.num_sectors), | |
2769 | (unsigned)((100 * end + state.num_sectors/2) / state.num_sectors)); | |
2770 | state.selective_test_last_start = start; | |
2771 | state.selective_test_last_end = end; | |
2772 | } | |
2773 | ||
2774 | // execute the test, and return status | |
2775 | int retval = smartcommandhandler(device, IMMEDIATE_OFFLINE, dotest, NULL); | |
2776 | if (retval) { | |
2777 | PrintOut(LOG_CRIT, "Device: %s, execute %sTest failed.\n", name, testname); | |
2778 | return retval; | |
2779 | } | |
2780 | ||
2781 | // Report recent test start to do_disable_standby_check() | |
2782 | // and force log of next test status | |
2783 | if (testtype == 'O') | |
2784 | state.offline_started = true; | |
2785 | else | |
2786 | state.selftest_started = true; | |
2787 | ||
2788 | PrintOut(LOG_INFO, "Device: %s, starting scheduled %sTest.\n", name, testname); | |
2789 | return 0; | |
2790 | } | |
2791 | ||
2792 | // Check pending sector count attribute values (-C, -U directives). | |
2793 | static void check_pending(const dev_config & cfg, dev_state & state, | |
2794 | unsigned char id, bool increase_only, | |
2795 | const ata_smart_values & smartval, | |
2796 | int mailtype, const char * msg) | |
2797 | { | |
2798 | // Find attribute index | |
2799 | int i = ata_find_attr_index(id, smartval); | |
2800 | if (!(i >= 0 && ata_find_attr_index(id, state.smartval) == i)) | |
2801 | return; | |
2802 | ||
2803 | // No report if no sectors pending. | |
2804 | uint64_t rawval = ata_get_attr_raw_value(smartval.vendor_attributes[i], cfg.attribute_defs); | |
2805 | if (rawval == 0) { | |
2806 | reset_warning_mail(cfg, state, mailtype, "No more %s", msg); | |
2807 | return; | |
2808 | } | |
2809 | ||
2810 | // If attribute is not reset, report only sector count increases. | |
2811 | uint64_t prev_rawval = ata_get_attr_raw_value(state.smartval.vendor_attributes[i], cfg.attribute_defs); | |
2812 | if (!(!increase_only || prev_rawval < rawval)) | |
2813 | return; | |
2814 | ||
2815 | // Format message. | |
2816 | std::string s = strprintf("Device: %s, %" PRId64 " %s", cfg.name.c_str(), rawval, msg); | |
2817 | if (prev_rawval > 0 && rawval != prev_rawval) | |
2818 | s += strprintf(" (changed %+" PRId64 ")", rawval - prev_rawval); | |
2819 | ||
2820 | PrintOut(LOG_CRIT, "%s\n", s.c_str()); | |
2821 | MailWarning(cfg, state, mailtype, "%s", s.c_str()); | |
2822 | state.must_write = true; | |
2823 | } | |
2824 | ||
2825 | // Format Temperature value | |
2826 | static const char * fmt_temp(unsigned char x, char (& buf)[20]) | |
2827 | { | |
2828 | if (!x) // unset | |
2829 | return "??"; | |
2830 | snprintf(buf, sizeof(buf), "%u", x); | |
2831 | return buf; | |
2832 | } | |
2833 | ||
2834 | // Check Temperature limits | |
2835 | static void CheckTemperature(const dev_config & cfg, dev_state & state, unsigned char currtemp, unsigned char triptemp) | |
2836 | { | |
2837 | if (!(0 < currtemp && currtemp < 255)) { | |
2838 | PrintOut(LOG_INFO, "Device: %s, failed to read Temperature\n", cfg.name.c_str()); | |
2839 | return; | |
2840 | } | |
2841 | ||
2842 | // Update Max Temperature | |
2843 | const char * minchg = "", * maxchg = ""; | |
2844 | if (currtemp > state.tempmax) { | |
2845 | if (state.tempmax) | |
2846 | maxchg = "!"; | |
2847 | state.tempmax = currtemp; | |
2848 | state.must_write = true; | |
2849 | } | |
2850 | ||
2851 | char buf[20]; | |
2852 | if (!state.temperature) { | |
2853 | // First check | |
2854 | if (!state.tempmin || currtemp < state.tempmin) | |
2855 | // Delay Min Temperature update by ~ 30 minutes. | |
2856 | state.tempmin_delay = time(0) + CHECKTIME - 60; | |
2857 | PrintOut(LOG_INFO, "Device: %s, initial Temperature is %d Celsius (Min/Max %s/%u%s)\n", | |
2858 | cfg.name.c_str(), (int)currtemp, fmt_temp(state.tempmin, buf), state.tempmax, maxchg); | |
2859 | if (triptemp) | |
2860 | PrintOut(LOG_INFO, " [trip Temperature is %d Celsius]\n", (int)triptemp); | |
2861 | state.temperature = currtemp; | |
2862 | } | |
2863 | else { | |
2864 | if (state.tempmin_delay) { | |
2865 | // End Min Temperature update delay if ... | |
2866 | if ( (state.tempmin && currtemp > state.tempmin) // current temp exceeds recorded min, | |
2867 | || (state.tempmin_delay <= time(0))) { // or delay time is over. | |
2868 | state.tempmin_delay = 0; | |
2869 | if (!state.tempmin) | |
2870 | state.tempmin = 255; | |
2871 | } | |
2872 | } | |
2873 | ||
2874 | // Update Min Temperature | |
2875 | if (!state.tempmin_delay && currtemp < state.tempmin) { | |
2876 | state.tempmin = currtemp; | |
2877 | state.must_write = true; | |
2878 | if (currtemp != state.temperature) | |
2879 | minchg = "!"; | |
2880 | } | |
2881 | ||
2882 | // Track changes | |
2883 | if (cfg.tempdiff && (*minchg || *maxchg || abs((int)currtemp - (int)state.temperature) >= cfg.tempdiff)) { | |
2884 | PrintOut(LOG_INFO, "Device: %s, Temperature changed %+d Celsius to %u Celsius (Min/Max %s%s/%u%s)\n", | |
2885 | cfg.name.c_str(), (int)currtemp-(int)state.temperature, currtemp, fmt_temp(state.tempmin, buf), minchg, state.tempmax, maxchg); | |
2886 | state.temperature = currtemp; | |
2887 | } | |
2888 | } | |
2889 | ||
2890 | // Check limits | |
2891 | if (cfg.tempcrit && currtemp >= cfg.tempcrit) { | |
2892 | PrintOut(LOG_CRIT, "Device: %s, Temperature %u Celsius reached critical limit of %u Celsius (Min/Max %s%s/%u%s)\n", | |
2893 | cfg.name.c_str(), currtemp, cfg.tempcrit, fmt_temp(state.tempmin, buf), minchg, state.tempmax, maxchg); | |
2894 | MailWarning(cfg, state, 12, "Device: %s, Temperature %d Celsius reached critical limit of %u Celsius (Min/Max %s%s/%u%s)", | |
2895 | cfg.name.c_str(), currtemp, cfg.tempcrit, fmt_temp(state.tempmin, buf), minchg, state.tempmax, maxchg); | |
2896 | } | |
2897 | else if (cfg.tempinfo && currtemp >= cfg.tempinfo) { | |
2898 | PrintOut(LOG_INFO, "Device: %s, Temperature %u Celsius reached limit of %u Celsius (Min/Max %s%s/%u%s)\n", | |
2899 | cfg.name.c_str(), currtemp, cfg.tempinfo, fmt_temp(state.tempmin, buf), minchg, state.tempmax, maxchg); | |
2900 | } | |
2901 | else if (cfg.tempcrit) { | |
2902 | unsigned char limit = (cfg.tempinfo ? cfg.tempinfo : cfg.tempcrit-5); | |
2903 | if (currtemp < limit) | |
2904 | reset_warning_mail(cfg, state, 12, "Temperature %u Celsius dropped below %u Celsius", currtemp, limit); | |
2905 | } | |
2906 | } | |
2907 | ||
2908 | // Check normalized and raw attribute values. | |
2909 | static void check_attribute(const dev_config & cfg, dev_state & state, | |
2910 | const ata_smart_attribute & attr, | |
2911 | const ata_smart_attribute & prev, | |
2912 | int attridx, | |
2913 | const ata_smart_threshold_entry * thresholds) | |
2914 | { | |
2915 | // Check attribute and threshold | |
2916 | ata_attr_state attrstate = ata_get_attr_state(attr, attridx, thresholds, cfg.attribute_defs); | |
2917 | if (attrstate == ATTRSTATE_NON_EXISTING) | |
2918 | return; | |
2919 | ||
2920 | // If requested, check for usage attributes that have failed. | |
2921 | if ( cfg.usagefailed && attrstate == ATTRSTATE_FAILED_NOW | |
2922 | && !cfg.monitor_attr_flags.is_set(attr.id, MONITOR_IGN_FAILUSE)) { | |
2923 | std::string attrname = ata_get_smart_attr_name(attr.id, cfg.attribute_defs, cfg.dev_rpm); | |
2924 | PrintOut(LOG_CRIT, "Device: %s, Failed SMART usage Attribute: %d %s.\n", cfg.name.c_str(), attr.id, attrname.c_str()); | |
2925 | MailWarning(cfg, state, 2, "Device: %s, Failed SMART usage Attribute: %d %s.", cfg.name.c_str(), attr.id, attrname.c_str()); | |
2926 | state.must_write = true; | |
2927 | } | |
2928 | ||
2929 | // Return if we're not tracking this type of attribute | |
2930 | bool prefail = !!ATTRIBUTE_FLAGS_PREFAILURE(attr.flags); | |
2931 | if (!( ( prefail && cfg.prefail) | |
2932 | || (!prefail && cfg.usage ))) | |
2933 | return; | |
2934 | ||
2935 | // Return if '-I ID' was specified | |
2936 | if (cfg.monitor_attr_flags.is_set(attr.id, MONITOR_IGNORE)) | |
2937 | return; | |
2938 | ||
2939 | // Issue warning if they don't have the same ID in all structures. | |
2940 | if (attr.id != prev.id) { | |
2941 | PrintOut(LOG_INFO,"Device: %s, same Attribute has different ID numbers: %d = %d\n", | |
2942 | cfg.name.c_str(), attr.id, prev.id); | |
2943 | return; | |
2944 | } | |
2945 | ||
2946 | // Compare normalized values if valid. | |
2947 | bool valchanged = false; | |
2948 | if (attrstate > ATTRSTATE_NO_NORMVAL) { | |
2949 | if (attr.current != prev.current) | |
2950 | valchanged = true; | |
2951 | } | |
2952 | ||
2953 | // Compare raw values if requested. | |
2954 | bool rawchanged = false; | |
2955 | if (cfg.monitor_attr_flags.is_set(attr.id, MONITOR_RAW)) { | |
2956 | if ( ata_get_attr_raw_value(attr, cfg.attribute_defs) | |
2957 | != ata_get_attr_raw_value(prev, cfg.attribute_defs)) | |
2958 | rawchanged = true; | |
2959 | } | |
2960 | ||
2961 | // Return if no change | |
2962 | if (!(valchanged || rawchanged)) | |
2963 | return; | |
2964 | ||
2965 | // Format value strings | |
2966 | std::string currstr, prevstr; | |
2967 | if (attrstate == ATTRSTATE_NO_NORMVAL) { | |
2968 | // Print raw values only | |
2969 | currstr = strprintf("%s (Raw)", | |
2970 | ata_format_attr_raw_value(attr, cfg.attribute_defs).c_str()); | |
2971 | prevstr = strprintf("%s (Raw)", | |
2972 | ata_format_attr_raw_value(prev, cfg.attribute_defs).c_str()); | |
2973 | } | |
2974 | else if (cfg.monitor_attr_flags.is_set(attr.id, MONITOR_RAW_PRINT)) { | |
2975 | // Print normalized and raw values | |
2976 | currstr = strprintf("%d [Raw %s]", attr.current, | |
2977 | ata_format_attr_raw_value(attr, cfg.attribute_defs).c_str()); | |
2978 | prevstr = strprintf("%d [Raw %s]", prev.current, | |
2979 | ata_format_attr_raw_value(prev, cfg.attribute_defs).c_str()); | |
2980 | } | |
2981 | else { | |
2982 | // Print normalized values only | |
2983 | currstr = strprintf("%d", attr.current); | |
2984 | prevstr = strprintf("%d", prev.current); | |
2985 | } | |
2986 | ||
2987 | // Format message | |
2988 | std::string msg = strprintf("Device: %s, SMART %s Attribute: %d %s changed from %s to %s", | |
2989 | cfg.name.c_str(), (prefail ? "Prefailure" : "Usage"), attr.id, | |
2990 | ata_get_smart_attr_name(attr.id, cfg.attribute_defs, cfg.dev_rpm).c_str(), | |
2991 | prevstr.c_str(), currstr.c_str()); | |
2992 | ||
2993 | // Report this change as critical ? | |
2994 | if ( (valchanged && cfg.monitor_attr_flags.is_set(attr.id, MONITOR_AS_CRIT)) | |
2995 | || (rawchanged && cfg.monitor_attr_flags.is_set(attr.id, MONITOR_RAW_AS_CRIT))) { | |
2996 | PrintOut(LOG_CRIT, "%s\n", msg.c_str()); | |
2997 | MailWarning(cfg, state, 2, "%s", msg.c_str()); | |
2998 | } | |
2999 | else { | |
3000 | PrintOut(LOG_INFO, "%s\n", msg.c_str()); | |
3001 | } | |
3002 | state.must_write = true; | |
3003 | } | |
3004 | ||
3005 | ||
3006 | static int ATACheckDevice(const dev_config & cfg, dev_state & state, ata_device * atadev, | |
3007 | bool firstpass, bool allow_selftests) | |
3008 | { | |
3009 | const char * name = cfg.name.c_str(); | |
3010 | ||
3011 | // If user has asked, test the email warning system | |
3012 | if (cfg.emailtest) | |
3013 | MailWarning(cfg, state, 0, "TEST EMAIL from smartd for device: %s", name); | |
3014 | ||
3015 | // if we can't open device, fail gracefully rather than hard -- | |
3016 | // perhaps the next time around we'll be able to open it. ATAPI | |
3017 | // cd/dvd devices will hang awaiting media if O_NONBLOCK is not | |
3018 | // given (see linux cdrom driver). | |
3019 | if (!atadev->open()) { | |
3020 | PrintOut(LOG_INFO, "Device: %s, open() failed: %s\n", name, atadev->get_errmsg()); | |
3021 | MailWarning(cfg, state, 9, "Device: %s, unable to open device", name); | |
3022 | return 1; | |
3023 | } | |
3024 | if (debugmode) | |
3025 | PrintOut(LOG_INFO,"Device: %s, opened ATA device\n", name); | |
3026 | reset_warning_mail(cfg, state, 9, "open device worked again"); | |
3027 | ||
3028 | // user may have requested (with the -n Directive) to leave the disk | |
3029 | // alone if it is in idle or sleeping mode. In this case check the | |
3030 | // power mode and exit without check if needed | |
3031 | if (cfg.powermode && !state.powermodefail) { | |
3032 | int dontcheck=0, powermode=ataCheckPowerMode(atadev); | |
3033 | const char * mode = 0; | |
3034 | if (0 <= powermode && powermode < 0xff) { | |
3035 | // wait for possible spin up and check again | |
3036 | int powermode2; | |
3037 | sleep(5); | |
3038 | powermode2 = ataCheckPowerMode(atadev); | |
3039 | if (powermode2 > powermode) | |
3040 | PrintOut(LOG_INFO, "Device: %s, CHECK POWER STATUS spins up disk (0x%02x -> 0x%02x)\n", name, powermode, powermode2); | |
3041 | powermode = powermode2; | |
3042 | } | |
3043 | ||
3044 | switch (powermode){ | |
3045 | case -1: | |
3046 | // SLEEP | |
3047 | mode="SLEEP"; | |
3048 | if (cfg.powermode>=1) | |
3049 | dontcheck=1; | |
3050 | break; | |
3051 | case 0: | |
3052 | // STANDBY | |
3053 | mode="STANDBY"; | |
3054 | if (cfg.powermode>=2) | |
3055 | dontcheck=1; | |
3056 | break; | |
3057 | case 0x80: | |
3058 | // IDLE | |
3059 | mode="IDLE"; | |
3060 | if (cfg.powermode>=3) | |
3061 | dontcheck=1; | |
3062 | break; | |
3063 | case 0xff: | |
3064 | // ACTIVE/IDLE | |
3065 | mode="ACTIVE or IDLE"; | |
3066 | break; | |
3067 | default: | |
3068 | // UNKNOWN | |
3069 | PrintOut(LOG_CRIT, "Device: %s, CHECK POWER STATUS returned %d, not ATA compliant, ignoring -n Directive\n", | |
3070 | name, powermode); | |
3071 | state.powermodefail = true; | |
3072 | break; | |
3073 | } | |
3074 | ||
3075 | // if we are going to skip a check, return now | |
3076 | if (dontcheck){ | |
3077 | // skip at most powerskipmax checks | |
3078 | if (!cfg.powerskipmax || state.powerskipcnt<cfg.powerskipmax) { | |
3079 | CloseDevice(atadev, name); | |
3080 | if (!state.powerskipcnt && !cfg.powerquiet) // report first only and avoid waking up system disk | |
3081 | PrintOut(LOG_INFO, "Device: %s, is in %s mode, suspending checks\n", name, mode); | |
3082 | state.powerskipcnt++; | |
3083 | return 0; | |
3084 | } | |
3085 | else { | |
3086 | PrintOut(LOG_INFO, "Device: %s, %s mode ignored due to reached limit of skipped checks (%d check%s skipped)\n", | |
3087 | name, mode, state.powerskipcnt, (state.powerskipcnt==1?"":"s")); | |
3088 | } | |
3089 | state.powerskipcnt = 0; | |
3090 | state.tempmin_delay = time(0) + CHECKTIME - 60; // Delay Min Temperature update | |
3091 | } | |
3092 | else if (state.powerskipcnt) { | |
3093 | PrintOut(LOG_INFO, "Device: %s, is back in %s mode, resuming checks (%d check%s skipped)\n", | |
3094 | name, mode, state.powerskipcnt, (state.powerskipcnt==1?"":"s")); | |
3095 | state.powerskipcnt = 0; | |
3096 | state.tempmin_delay = time(0) + CHECKTIME - 60; // Delay Min Temperature update | |
3097 | } | |
3098 | } | |
3099 | ||
3100 | // check smart status | |
3101 | if (cfg.smartcheck) { | |
3102 | int status=ataSmartStatus2(atadev); | |
3103 | if (status==-1){ | |
3104 | PrintOut(LOG_INFO,"Device: %s, not capable of SMART self-check\n",name); | |
3105 | MailWarning(cfg, state, 5, "Device: %s, not capable of SMART self-check", name); | |
3106 | state.must_write = true; | |
3107 | } | |
3108 | else if (status==1){ | |
3109 | PrintOut(LOG_CRIT, "Device: %s, FAILED SMART self-check. BACK UP DATA NOW!\n", name); | |
3110 | MailWarning(cfg, state, 1, "Device: %s, FAILED SMART self-check. BACK UP DATA NOW!", name); | |
3111 | state.must_write = true; | |
3112 | } | |
3113 | } | |
3114 | ||
3115 | // Check everything that depends upon SMART Data (eg, Attribute values) | |
3116 | if ( cfg.usagefailed || cfg.prefail || cfg.usage | |
3117 | || cfg.curr_pending_id || cfg.offl_pending_id | |
3118 | || cfg.tempdiff || cfg.tempinfo || cfg.tempcrit | |
3119 | || cfg.selftest || cfg.offlinests || cfg.selfteststs) { | |
3120 | ||
3121 | // Read current attribute values. | |
3122 | ata_smart_values curval; | |
3123 | if (ataReadSmartValues(atadev, &curval)){ | |
3124 | PrintOut(LOG_CRIT, "Device: %s, failed to read SMART Attribute Data\n", name); | |
3125 | MailWarning(cfg, state, 6, "Device: %s, failed to read SMART Attribute Data", name); | |
3126 | state.must_write = true; | |
3127 | } | |
3128 | else { | |
3129 | reset_warning_mail(cfg, state, 6, "read SMART Attribute Data worked again"); | |
3130 | ||
3131 | // look for current or offline pending sectors | |
3132 | if (cfg.curr_pending_id) | |
3133 | check_pending(cfg, state, cfg.curr_pending_id, cfg.curr_pending_incr, curval, 10, | |
3134 | (!cfg.curr_pending_incr ? "Currently unreadable (pending) sectors" | |
3135 | : "Total unreadable (pending) sectors" )); | |
3136 | ||
3137 | if (cfg.offl_pending_id) | |
3138 | check_pending(cfg, state, cfg.offl_pending_id, cfg.offl_pending_incr, curval, 11, | |
3139 | (!cfg.offl_pending_incr ? "Offline uncorrectable sectors" | |
3140 | : "Total offline uncorrectable sectors")); | |
3141 | ||
3142 | // check temperature limits | |
3143 | if (cfg.tempdiff || cfg.tempinfo || cfg.tempcrit) | |
3144 | CheckTemperature(cfg, state, ata_return_temperature_value(&curval, cfg.attribute_defs), 0); | |
3145 | ||
3146 | // look for failed usage attributes, or track usage or prefail attributes | |
3147 | if (cfg.usagefailed || cfg.prefail || cfg.usage) { | |
3148 | for (int i = 0; i < NUMBER_ATA_SMART_ATTRIBUTES; i++) { | |
3149 | check_attribute(cfg, state, | |
3150 | curval.vendor_attributes[i], | |
3151 | state.smartval.vendor_attributes[i], | |
3152 | i, state.smartthres.thres_entries); | |
3153 | } | |
3154 | } | |
3155 | ||
3156 | // Log changes of offline data collection status | |
3157 | if (cfg.offlinests) { | |
3158 | if ( curval.offline_data_collection_status | |
3159 | != state.smartval.offline_data_collection_status | |
3160 | || state.offline_started // test was started in previous call | |
3161 | || (firstpass && (debugmode || (curval.offline_data_collection_status & 0x7d)))) | |
3162 | log_offline_data_coll_status(name, curval.offline_data_collection_status); | |
3163 | } | |
3164 | ||
3165 | // Log changes of self-test execution status | |
3166 | if (cfg.selfteststs) { | |
3167 | if ( curval.self_test_exec_status != state.smartval.self_test_exec_status | |
3168 | || state.selftest_started // test was started in previous call | |
3169 | || (firstpass && (debugmode || curval.self_test_exec_status != 0x00))) | |
3170 | log_self_test_exec_status(name, curval.self_test_exec_status); | |
3171 | } | |
3172 | ||
3173 | // Save the new values for the next time around | |
3174 | state.smartval = curval; | |
3175 | } | |
3176 | } | |
3177 | state.offline_started = state.selftest_started = false; | |
3178 | ||
3179 | // check if number of selftest errors has increased (note: may also DECREASE) | |
3180 | if (cfg.selftest) | |
3181 | CheckSelfTestLogs(cfg, state, SelfTestErrorCount(atadev, name, cfg.firmwarebugs)); | |
3182 | ||
3183 | // check if number of ATA errors has increased | |
3184 | if (cfg.errorlog || cfg.xerrorlog) { | |
3185 | ||
3186 | int errcnt1 = -1, errcnt2 = -1; | |
3187 | if (cfg.errorlog) | |
3188 | errcnt1 = read_ata_error_count(atadev, name, cfg.firmwarebugs, false); | |
3189 | if (cfg.xerrorlog) | |
3190 | errcnt2 = read_ata_error_count(atadev, name, cfg.firmwarebugs, true); | |
3191 | ||
3192 | // new number of errors is max of both logs | |
3193 | int newc = (errcnt1 >= errcnt2 ? errcnt1 : errcnt2); | |
3194 | ||
3195 | // did command fail? | |
3196 | if (newc<0) | |
3197 | // lack of PrintOut here is INTENTIONAL | |
3198 | MailWarning(cfg, state, 7, "Device: %s, Read SMART Error Log Failed", name); | |
3199 | ||
3200 | // has error count increased? | |
3201 | int oldc = state.ataerrorcount; | |
3202 | if (newc>oldc){ | |
3203 | PrintOut(LOG_CRIT, "Device: %s, ATA error count increased from %d to %d\n", | |
3204 | name, oldc, newc); | |
3205 | MailWarning(cfg, state, 4, "Device: %s, ATA error count increased from %d to %d", | |
3206 | name, oldc, newc); | |
3207 | state.must_write = true; | |
3208 | } | |
3209 | ||
3210 | if (newc>=0) | |
3211 | state.ataerrorcount=newc; | |
3212 | } | |
3213 | ||
3214 | // if the user has asked, and device is capable (or we're not yet | |
3215 | // sure) check whether a self test should be done now. | |
3216 | if (allow_selftests && !cfg.test_regex.empty()) { | |
3217 | char testtype = next_scheduled_test(cfg, state, false/*!scsi*/); | |
3218 | if (testtype) | |
3219 | DoATASelfTest(cfg, state, atadev, testtype); | |
3220 | } | |
3221 | ||
3222 | // Don't leave device open -- the OS/user may want to access it | |
3223 | // before the next smartd cycle! | |
3224 | CloseDevice(atadev, name); | |
3225 | ||
3226 | // Copy ATA attribute values to persistent state | |
3227 | state.update_persistent_state(); | |
3228 | ||
3229 | return 0; | |
3230 | } | |
3231 | ||
3232 | static int SCSICheckDevice(const dev_config & cfg, dev_state & state, scsi_device * scsidev, bool allow_selftests) | |
3233 | { | |
3234 | const char * name = cfg.name.c_str(); | |
3235 | ||
3236 | // If the user has asked for it, test the email warning system | |
3237 | if (cfg.emailtest) | |
3238 | MailWarning(cfg, state, 0, "TEST EMAIL from smartd for device: %s", name); | |
3239 | ||
3240 | // if we can't open device, fail gracefully rather than hard -- | |
3241 | // perhaps the next time around we'll be able to open it | |
3242 | if (!scsidev->open()) { | |
3243 | PrintOut(LOG_INFO, "Device: %s, open() failed: %s\n", name, scsidev->get_errmsg()); | |
3244 | MailWarning(cfg, state, 9, "Device: %s, unable to open device", name); | |
3245 | return 1; | |
3246 | } else if (debugmode) | |
3247 | PrintOut(LOG_INFO,"Device: %s, opened SCSI device\n", name); | |
3248 | reset_warning_mail(cfg, state, 9, "open device worked again"); | |
3249 | ||
3250 | UINT8 asc = 0, ascq = 0; | |
3251 | UINT8 currenttemp = 0, triptemp = 0; | |
3252 | if (!state.SuppressReport) { | |
3253 | if (scsiCheckIE(scsidev, state.SmartPageSupported, state.TempPageSupported, | |
3254 | &asc, &ascq, ¤ttemp, &triptemp)) { | |
3255 | PrintOut(LOG_INFO, "Device: %s, failed to read SMART values\n", | |
3256 | name); | |
3257 | MailWarning(cfg, state, 6, "Device: %s, failed to read SMART values", name); | |
3258 | state.SuppressReport = 1; | |
3259 | } | |
3260 | } | |
3261 | if (asc > 0) { | |
3262 | const char * cp = scsiGetIEString(asc, ascq); | |
3263 | if (cp) { | |
3264 | PrintOut(LOG_CRIT, "Device: %s, SMART Failure: %s\n", name, cp); | |
3265 | MailWarning(cfg, state, 1,"Device: %s, SMART Failure: %s", name, cp); | |
3266 | } else if (asc == 4 && ascq == 9) { | |
3267 | PrintOut(LOG_INFO,"Device: %s, self-test in progress\n", name); | |
3268 | } else if (debugmode) | |
3269 | PrintOut(LOG_INFO,"Device: %s, non-SMART asc,ascq: %d,%d\n", | |
3270 | name, (int)asc, (int)ascq); | |
3271 | } else if (debugmode) | |
3272 | PrintOut(LOG_INFO,"Device: %s, SMART health: passed\n", name); | |
3273 | ||
3274 | // check temperature limits | |
3275 | if (cfg.tempdiff || cfg.tempinfo || cfg.tempcrit || !cfg.attrlog_file.empty()) | |
3276 | CheckTemperature(cfg, state, currenttemp, triptemp); | |
3277 | ||
3278 | // check if number of selftest errors has increased (note: may also DECREASE) | |
3279 | if (cfg.selftest) | |
3280 | CheckSelfTestLogs(cfg, state, scsiCountFailedSelfTests(scsidev, 0)); | |
3281 | ||
3282 | if (allow_selftests && !cfg.test_regex.empty()) { | |
3283 | char testtype = next_scheduled_test(cfg, state, true/*scsi*/); | |
3284 | if (testtype) | |
3285 | DoSCSISelfTest(cfg, state, scsidev, testtype); | |
3286 | } | |
3287 | if (!cfg.attrlog_file.empty()){ | |
3288 | // saving error counters to state | |
3289 | UINT8 tBuf[252]; | |
3290 | if (state.ReadECounterPageSupported && (0 == scsiLogSense(scsidev, | |
3291 | READ_ERROR_COUNTER_LPAGE, 0, tBuf, sizeof(tBuf), 0))) { | |
3292 | scsiDecodeErrCounterPage(tBuf, &state.scsi_error_counters[0].errCounter); | |
3293 | state.scsi_error_counters[0].found=1; | |
3294 | } | |
3295 | if (state.WriteECounterPageSupported && (0 == scsiLogSense(scsidev, | |
3296 | WRITE_ERROR_COUNTER_LPAGE, 0, tBuf, sizeof(tBuf), 0))) { | |
3297 | scsiDecodeErrCounterPage(tBuf, &state.scsi_error_counters[1].errCounter); | |
3298 | state.scsi_error_counters[1].found=1; | |
3299 | } | |
3300 | if (state.VerifyECounterPageSupported && (0 == scsiLogSense(scsidev, | |
3301 | VERIFY_ERROR_COUNTER_LPAGE, 0, tBuf, sizeof(tBuf), 0))) { | |
3302 | scsiDecodeErrCounterPage(tBuf, &state.scsi_error_counters[2].errCounter); | |
3303 | state.scsi_error_counters[2].found=1; | |
3304 | } | |
3305 | if (state.NonMediumErrorPageSupported && (0 == scsiLogSense(scsidev, | |
3306 | NON_MEDIUM_ERROR_LPAGE, 0, tBuf, sizeof(tBuf), 0))) { | |
3307 | scsiDecodeNonMediumErrPage(tBuf, &state.scsi_nonmedium_error.nme); | |
3308 | state.scsi_nonmedium_error.found=1; | |
3309 | } | |
3310 | } | |
3311 | CloseDevice(scsidev, name); | |
3312 | return 0; | |
3313 | } | |
3314 | ||
3315 | // 0=not used, 1=not disabled, 2=disable rejected by OS, 3=disabled | |
3316 | static int standby_disable_state = 0; | |
3317 | ||
3318 | static void init_disable_standby_check(dev_config_vector & configs) | |
3319 | { | |
3320 | // Check for '-l offlinests,ns' or '-l selfteststs,ns' directives | |
3321 | bool sts1 = false, sts2 = false; | |
3322 | for (unsigned i = 0; i < configs.size() && !(sts1 || sts2); i++) { | |
3323 | const dev_config & cfg = configs.at(i); | |
3324 | if (cfg.offlinests_ns) | |
3325 | sts1 = true; | |
3326 | if (cfg.selfteststs_ns) | |
3327 | sts2 = true; | |
3328 | } | |
3329 | ||
3330 | // Check for support of disable auto standby | |
3331 | // Reenable standby if smartd.conf was reread | |
3332 | if (sts1 || sts2 || standby_disable_state == 3) { | |
3333 | if (!smi()->disable_system_auto_standby(false)) { | |
3334 | if (standby_disable_state == 3) | |
3335 | PrintOut(LOG_CRIT, "System auto standby enable failed: %s\n", smi()->get_errmsg()); | |
3336 | if (sts1 || sts2) { | |
3337 | PrintOut(LOG_INFO, "Disable auto standby not supported, ignoring ',ns' from %s%s%s\n", | |
3338 | (sts1 ? "-l offlinests,ns" : ""), (sts1 && sts2 ? " and " : ""), (sts2 ? "-l selfteststs,ns" : "")); | |
3339 | sts1 = sts2 = false; | |
3340 | } | |
3341 | } | |
3342 | } | |
3343 | ||
3344 | standby_disable_state = (sts1 || sts2 ? 1 : 0); | |
3345 | } | |
3346 | ||
3347 | static void do_disable_standby_check(const dev_config_vector & configs, const dev_state_vector & states) | |
3348 | { | |
3349 | if (!standby_disable_state) | |
3350 | return; | |
3351 | ||
3352 | // Check for just started or still running self-tests | |
3353 | bool running = false; | |
3354 | for (unsigned i = 0; i < configs.size() && !running; i++) { | |
3355 | const dev_config & cfg = configs.at(i); const dev_state & state = states.at(i); | |
3356 | ||
3357 | if ( ( cfg.offlinests_ns | |
3358 | && (state.offline_started || | |
3359 | is_offl_coll_in_progress(state.smartval.offline_data_collection_status))) | |
3360 | || ( cfg.selfteststs_ns | |
3361 | && (state.selftest_started || | |
3362 | is_self_test_in_progress(state.smartval.self_test_exec_status))) ) | |
3363 | running = true; | |
3364 | // state.offline/selftest_started will be reset after next logging of test status | |
3365 | } | |
3366 | ||
3367 | // Disable/enable auto standby and log state changes | |
3368 | if (!running) { | |
3369 | if (standby_disable_state != 1) { | |
3370 | if (!smi()->disable_system_auto_standby(false)) | |
3371 | PrintOut(LOG_CRIT, "Self-test(s) completed, system auto standby enable failed: %s\n", | |
3372 | smi()->get_errmsg()); | |
3373 | else | |
3374 | PrintOut(LOG_INFO, "Self-test(s) completed, system auto standby enabled\n"); | |
3375 | standby_disable_state = 1; | |
3376 | } | |
3377 | } | |
3378 | else if (!smi()->disable_system_auto_standby(true)) { | |
3379 | if (standby_disable_state != 2) { | |
3380 | PrintOut(LOG_INFO, "Self-test(s) in progress, system auto standby disable rejected: %s\n", | |
3381 | smi()->get_errmsg()); | |
3382 | standby_disable_state = 2; | |
3383 | } | |
3384 | } | |
3385 | else { | |
3386 | if (standby_disable_state != 3) { | |
3387 | PrintOut(LOG_INFO, "Self-test(s) in progress, system auto standby disabled\n"); | |
3388 | standby_disable_state = 3; | |
3389 | } | |
3390 | } | |
3391 | } | |
3392 | ||
3393 | // Checks the SMART status of all ATA and SCSI devices | |
3394 | static void CheckDevicesOnce(const dev_config_vector & configs, dev_state_vector & states, | |
3395 | smart_device_list & devices, bool firstpass, bool allow_selftests) | |
3396 | { | |
3397 | for (unsigned i = 0; i < configs.size(); i++) { | |
3398 | const dev_config & cfg = configs.at(i); | |
3399 | dev_state & state = states.at(i); | |
3400 | smart_device * dev = devices.at(i); | |
3401 | if (dev->is_ata()) | |
3402 | ATACheckDevice(cfg, state, dev->to_ata(), firstpass, allow_selftests); | |
3403 | else if (dev->is_scsi()) | |
3404 | SCSICheckDevice(cfg, state, dev->to_scsi(), allow_selftests); | |
3405 | } | |
3406 | ||
3407 | do_disable_standby_check(configs, states); | |
3408 | } | |
3409 | ||
3410 | // Set if Initialize() was called | |
3411 | static bool is_initialized = false; | |
3412 | ||
3413 | // Does initialization right after fork to daemon mode | |
3414 | static void Initialize(time_t *wakeuptime) | |
3415 | { | |
3416 | // Call Goodbye() on exit | |
3417 | is_initialized = true; | |
3418 | ||
3419 | // write PID file | |
3420 | if (!debugmode) | |
3421 | WritePidFile(); | |
3422 | ||
3423 | // install signal handlers. On Solaris, can't use signal() because | |
3424 | // it resets the handler to SIG_DFL after each call. So use sigset() | |
3425 | // instead. So SIGNALFN()==signal() or SIGNALFN()==sigset(). | |
3426 | ||
3427 | // normal and abnormal exit | |
3428 | if (SIGNALFN(SIGTERM, sighandler)==SIG_IGN) | |
3429 | SIGNALFN(SIGTERM, SIG_IGN); | |
3430 | if (SIGNALFN(SIGQUIT, sighandler)==SIG_IGN) | |
3431 | SIGNALFN(SIGQUIT, SIG_IGN); | |
3432 | ||
3433 | // in debug mode, <CONTROL-C> ==> HUP | |
3434 | if (SIGNALFN(SIGINT, debugmode?HUPhandler:sighandler)==SIG_IGN) | |
3435 | SIGNALFN(SIGINT, SIG_IGN); | |
3436 | ||
3437 | // Catch HUP and USR1 | |
3438 | if (SIGNALFN(SIGHUP, HUPhandler)==SIG_IGN) | |
3439 | SIGNALFN(SIGHUP, SIG_IGN); | |
3440 | if (SIGNALFN(SIGUSR1, USR1handler)==SIG_IGN) | |
3441 | SIGNALFN(SIGUSR1, SIG_IGN); | |
3442 | #ifdef _WIN32 | |
3443 | if (SIGNALFN(SIGUSR2, USR2handler)==SIG_IGN) | |
3444 | SIGNALFN(SIGUSR2, SIG_IGN); | |
3445 | #endif | |
3446 | ||
3447 | // initialize wakeup time to CURRENT time | |
3448 | *wakeuptime=time(NULL); | |
3449 | ||
3450 | return; | |
3451 | } | |
3452 | ||
3453 | #ifdef _WIN32 | |
3454 | // Toggle debug mode implemented for native windows only | |
3455 | // (there is no easy way to reopen tty on *nix) | |
3456 | static void ToggleDebugMode() | |
3457 | { | |
3458 | if (!debugmode) { | |
3459 | PrintOut(LOG_INFO,"Signal USR2 - enabling debug mode\n"); | |
3460 | if (!daemon_enable_console("smartd [Debug]")) { | |
3461 | debugmode = 1; | |
3462 | daemon_signal(SIGINT, HUPhandler); | |
3463 | PrintOut(LOG_INFO,"smartd debug mode enabled, PID=%d\n", getpid()); | |
3464 | } | |
3465 | else | |
3466 | PrintOut(LOG_INFO,"enable console failed\n"); | |
3467 | } | |
3468 | else if (debugmode == 1) { | |
3469 | daemon_disable_console(); | |
3470 | debugmode = 0; | |
3471 | daemon_signal(SIGINT, sighandler); | |
3472 | PrintOut(LOG_INFO,"Signal USR2 - debug mode disabled\n"); | |
3473 | } | |
3474 | else | |
3475 | PrintOut(LOG_INFO,"Signal USR2 - debug mode %d not changed\n", debugmode); | |
3476 | } | |
3477 | #endif | |
3478 | ||
3479 | static time_t dosleep(time_t wakeuptime, bool & sigwakeup) | |
3480 | { | |
3481 | // If past wake-up-time, compute next wake-up-time | |
3482 | time_t timenow=time(NULL); | |
3483 | while (wakeuptime<=timenow){ | |
3484 | int intervals=1+(timenow-wakeuptime)/checktime; | |
3485 | wakeuptime+=intervals*checktime; | |
3486 | } | |
3487 | ||
3488 | // sleep until we catch SIGUSR1 or have completed sleeping | |
3489 | int addtime = 0; | |
3490 | while (timenow < wakeuptime+addtime && !caughtsigUSR1 && !caughtsigHUP && !caughtsigEXIT) { | |
3491 | ||
3492 | // protect user again system clock being adjusted backwards | |
3493 | if (wakeuptime>timenow+checktime){ | |
3494 | PrintOut(LOG_CRIT, "System clock time adjusted to the past. Resetting next wakeup time.\n"); | |
3495 | wakeuptime=timenow+checktime; | |
3496 | } | |
3497 | ||
3498 | // Exit sleep when time interval has expired or a signal is received | |
3499 | sleep(wakeuptime+addtime-timenow); | |
3500 | ||
3501 | #ifdef _WIN32 | |
3502 | // toggle debug mode? | |
3503 | if (caughtsigUSR2) { | |
3504 | ToggleDebugMode(); | |
3505 | caughtsigUSR2 = 0; | |
3506 | } | |
3507 | #endif | |
3508 | ||
3509 | timenow=time(NULL); | |
3510 | ||
3511 | // Actual sleep time too long? | |
3512 | if (!addtime && timenow > wakeuptime+60) { | |
3513 | if (debugmode) | |
3514 | PrintOut(LOG_INFO, "Sleep time was %d seconds too long, assuming wakeup from standby mode.\n", | |
3515 | (int)(timenow-wakeuptime)); | |
3516 | // Wait another 20 seconds to avoid I/O errors during disk spin-up | |
3517 | addtime = timenow-wakeuptime+20; | |
3518 | // Use next wake-up-time if close | |
3519 | int nextcheck = checktime - addtime % checktime; | |
3520 | if (nextcheck <= 20) | |
3521 | addtime += nextcheck; | |
3522 | } | |
3523 | } | |
3524 | ||
3525 | // if we caught a SIGUSR1 then print message and clear signal | |
3526 | if (caughtsigUSR1){ | |
3527 | PrintOut(LOG_INFO,"Signal USR1 - checking devices now rather than in %d seconds.\n", | |
3528 | wakeuptime-timenow>0?(int)(wakeuptime-timenow):0); | |
3529 | caughtsigUSR1=0; | |
3530 | sigwakeup = true; | |
3531 | } | |
3532 | ||
3533 | // return adjusted wakeuptime | |
3534 | return wakeuptime; | |
3535 | } | |
3536 | ||
3537 | // Print out a list of valid arguments for the Directive d | |
3538 | static void printoutvaliddirectiveargs(int priority, char d) | |
3539 | { | |
3540 | switch (d) { | |
3541 | case 'n': | |
3542 | PrintOut(priority, "never[,N][,q], sleep[,N][,q], standby[,N][,q], idle[,N][,q]"); | |
3543 | break; | |
3544 | case 's': | |
3545 | PrintOut(priority, "valid_regular_expression"); | |
3546 | break; | |
3547 | case 'd': | |
3548 | PrintOut(priority, "%s", smi()->get_valid_dev_types_str().c_str()); | |
3549 | break; | |
3550 | case 'T': | |
3551 | PrintOut(priority, "normal, permissive"); | |
3552 | break; | |
3553 | case 'o': | |
3554 | case 'S': | |
3555 | PrintOut(priority, "on, off"); | |
3556 | break; | |
3557 | case 'l': | |
3558 | PrintOut(priority, "error, selftest"); | |
3559 | break; | |
3560 | case 'M': | |
3561 | PrintOut(priority, "\"once\", \"daily\", \"diminishing\", \"test\", \"exec\""); | |
3562 | break; | |
3563 | case 'v': | |
3564 | PrintOut(priority, "\n%s\n", create_vendor_attribute_arg_list().c_str()); | |
3565 | break; | |
3566 | case 'P': | |
3567 | PrintOut(priority, "use, ignore, show, showall"); | |
3568 | break; | |
3569 | case 'F': | |
3570 | PrintOut(priority, "%s", get_valid_firmwarebug_args()); | |
3571 | break; | |
3572 | case 'e': | |
3573 | PrintOut(priority, "aam,[N|off], apm,[N|off], lookahead,[on|off], " | |
3574 | "security-freeze, standby,[N|off], wcache,[on|off]"); | |
3575 | break; | |
3576 | } | |
3577 | } | |
3578 | ||
3579 | // exits with an error message, or returns integer value of token | |
3580 | static int GetInteger(const char *arg, const char *name, const char *token, int lineno, const char *cfgfile, | |
3581 | int min, int max, char * suffix = 0) | |
3582 | { | |
3583 | // make sure argument is there | |
3584 | if (!arg) { | |
3585 | PrintOut(LOG_CRIT,"File %s line %d (drive %s): Directive: %s takes integer argument from %d to %d.\n", | |
3586 | cfgfile, lineno, name, token, min, max); | |
3587 | return -1; | |
3588 | } | |
3589 | ||
3590 | // get argument value (base 10), check that it's integer, and in-range | |
3591 | char *endptr; | |
3592 | int val = strtol(arg,&endptr,10); | |
3593 | ||
3594 | // optional suffix present? | |
3595 | if (suffix) { | |
3596 | if (!strcmp(endptr, suffix)) | |
3597 | endptr += strlen(suffix); | |
3598 | else | |
3599 | *suffix = 0; | |
3600 | } | |
3601 | ||
3602 | if (!(!*endptr && min <= val && val <= max)) { | |
3603 | PrintOut(LOG_CRIT,"File %s line %d (drive %s): Directive: %s has argument: %s; needs integer from %d to %d.\n", | |
3604 | cfgfile, lineno, name, token, arg, min, max); | |
3605 | return -1; | |
3606 | } | |
3607 | ||
3608 | // all is well; return value | |
3609 | return val; | |
3610 | } | |
3611 | ||
3612 | ||
3613 | // Get 1-3 small integer(s) for '-W' directive | |
3614 | static int Get3Integers(const char *arg, const char *name, const char *token, int lineno, const char *cfgfile, | |
3615 | unsigned char *val1, unsigned char *val2, unsigned char *val3) | |
3616 | { | |
3617 | unsigned v1 = 0, v2 = 0, v3 = 0; | |
3618 | int n1 = -1, n2 = -1, n3 = -1, len; | |
3619 | if (!arg) { | |
3620 | PrintOut(LOG_CRIT,"File %s line %d (drive %s): Directive: %s takes 1-3 integer argument(s) from 0 to 255.\n", | |
3621 | cfgfile, lineno, name, token); | |
3622 | return -1; | |
3623 | } | |
3624 | ||
3625 | len = strlen(arg); | |
3626 | if (!( sscanf(arg, "%u%n,%u%n,%u%n", &v1, &n1, &v2, &n2, &v3, &n3) >= 1 | |
3627 | && (n1 == len || n2 == len || n3 == len) && v1 <= 255 && v2 <= 255 && v3 <= 255)) { | |
3628 | PrintOut(LOG_CRIT,"File %s line %d (drive %s): Directive: %s has argument: %s; needs 1-3 integer(s) from 0 to 255.\n", | |
3629 | cfgfile, lineno, name, token, arg); | |
3630 | return -1; | |
3631 | } | |
3632 | *val1 = (unsigned char)v1; *val2 = (unsigned char)v2; *val3 = (unsigned char)v3; | |
3633 | return 0; | |
3634 | } | |
3635 | ||
3636 | ||
3637 | #ifdef _WIN32 | |
3638 | ||
3639 | // Concatenate strtok() results if quoted with "..." | |
3640 | static const char * strtok_dequote(const char * delimiters) | |
3641 | { | |
3642 | const char * t = strtok(0, delimiters); | |
3643 | if (!t || t[0] != '"') | |
3644 | return t; | |
3645 | ||
3646 | static std::string token; | |
3647 | token = t+1; | |
3648 | for (;;) { | |
3649 | t = strtok(0, delimiters); | |
3650 | if (!t || !*t) | |
3651 | return "\""; | |
3652 | token += ' '; | |
3653 | int len = strlen(t); | |
3654 | if (t[len-1] == '"') { | |
3655 | token += std::string(t, len-1); | |
3656 | break; | |
3657 | } | |
3658 | token += t; | |
3659 | } | |
3660 | return token.c_str(); | |
3661 | } | |
3662 | ||
3663 | #endif // _WIN32 | |
3664 | ||
3665 | ||
3666 | // This function returns 1 if it has correctly parsed one token (and | |
3667 | // any arguments), else zero if no tokens remain. It returns -1 if an | |
3668 | // error was encountered. | |
3669 | static int ParseToken(char * token, dev_config & cfg) | |
3670 | { | |
3671 | char sym; | |
3672 | const char * name = cfg.name.c_str(); | |
3673 | int lineno=cfg.lineno; | |
3674 | const char *delim = " \n\t"; | |
3675 | int badarg = 0; | |
3676 | int missingarg = 0; | |
3677 | const char *arg = 0; | |
3678 | ||
3679 | // is the rest of the line a comment | |
3680 | if (*token=='#') | |
3681 | return 1; | |
3682 | ||
3683 | // is the token not recognized? | |
3684 | if (*token!='-' || strlen(token)!=2) { | |
3685 | PrintOut(LOG_CRIT,"File %s line %d (drive %s): unknown Directive: %s\n", | |
3686 | configfile, lineno, name, token); | |
3687 | PrintOut(LOG_CRIT, "Run smartd -D to print a list of valid Directives.\n"); | |
3688 | return -1; | |
3689 | } | |
3690 | ||
3691 | // token we will be parsing: | |
3692 | sym=token[1]; | |
3693 | ||
3694 | // parse the token and swallow its argument | |
3695 | int val; | |
3696 | char plus[] = "+", excl[] = "!"; | |
3697 | ||
3698 | switch (sym) { | |
3699 | case 'C': | |
3700 | // monitor current pending sector count (default 197) | |
3701 | if ((val = GetInteger(arg=strtok(NULL,delim), name, token, lineno, configfile, 0, 255, plus)) < 0) | |
3702 | return -1; | |
3703 | cfg.curr_pending_id = (unsigned char)val; | |
3704 | cfg.curr_pending_incr = (*plus == '+'); | |
3705 | cfg.curr_pending_set = true; | |
3706 | break; | |
3707 | case 'U': | |
3708 | // monitor offline uncorrectable sectors (default 198) | |
3709 | if ((val = GetInteger(arg=strtok(NULL,delim), name, token, lineno, configfile, 0, 255, plus)) < 0) | |
3710 | return -1; | |
3711 | cfg.offl_pending_id = (unsigned char)val; | |
3712 | cfg.offl_pending_incr = (*plus == '+'); | |
3713 | cfg.offl_pending_set = true; | |
3714 | break; | |
3715 | case 'T': | |
3716 | // Set tolerance level for SMART command failures | |
3717 | if ((arg = strtok(NULL, delim)) == NULL) { | |
3718 | missingarg = 1; | |
3719 | } else if (!strcmp(arg, "normal")) { | |
3720 | // Normal mode: exit on failure of a mandatory S.M.A.R.T. command, but | |
3721 | // not on failure of an optional S.M.A.R.T. command. | |
3722 | // This is the default so we don't need to actually do anything here. | |
3723 | cfg.permissive = false; | |
3724 | } else if (!strcmp(arg, "permissive")) { | |
3725 | // Permissive mode; ignore errors from Mandatory SMART commands | |
3726 | cfg.permissive = true; | |
3727 | } else { | |
3728 | badarg = 1; | |
3729 | } | |
3730 | break; | |
3731 | case 'd': | |
3732 | // specify the device type | |
3733 | if ((arg = strtok(NULL, delim)) == NULL) { | |
3734 | missingarg = 1; | |
3735 | } else if (!strcmp(arg, "ignore")) { | |
3736 | cfg.ignore = true; | |
3737 | } else if (!strcmp(arg, "removable")) { | |
3738 | cfg.removable = true; | |
3739 | } else if (!strcmp(arg, "auto")) { | |
3740 | cfg.dev_type = ""; | |
3741 | } else { | |
3742 | cfg.dev_type = arg; | |
3743 | } | |
3744 | break; | |
3745 | case 'F': | |
3746 | // fix firmware bug | |
3747 | if (!(arg = strtok(0, delim))) | |
3748 | missingarg = 1; | |
3749 | else if (!parse_firmwarebug_def(arg, cfg.firmwarebugs)) | |
3750 | badarg = 1; | |
3751 | break; | |
3752 | case 'H': | |
3753 | // check SMART status | |
3754 | cfg.smartcheck = true; | |
3755 | break; | |
3756 | case 'f': | |
3757 | // check for failure of usage attributes | |
3758 | cfg.usagefailed = true; | |
3759 | break; | |
3760 | case 't': | |
3761 | // track changes in all vendor attributes | |
3762 | cfg.prefail = true; | |
3763 | cfg.usage = true; | |
3764 | break; | |
3765 | case 'p': | |
3766 | // track changes in prefail vendor attributes | |
3767 | cfg.prefail = true; | |
3768 | break; | |
3769 | case 'u': | |
3770 | // track changes in usage vendor attributes | |
3771 | cfg.usage = true; | |
3772 | break; | |
3773 | case 'l': | |
3774 | // track changes in SMART logs | |
3775 | if ((arg = strtok(NULL, delim)) == NULL) { | |
3776 | missingarg = 1; | |
3777 | } else if (!strcmp(arg, "selftest")) { | |
3778 | // track changes in self-test log | |
3779 | cfg.selftest = true; | |
3780 | } else if (!strcmp(arg, "error")) { | |
3781 | // track changes in ATA error log | |
3782 | cfg.errorlog = true; | |
3783 | } else if (!strcmp(arg, "xerror")) { | |
3784 | // track changes in Extended Comprehensive SMART error log | |
3785 | cfg.xerrorlog = true; | |
3786 | } else if (!strcmp(arg, "offlinests")) { | |
3787 | // track changes in offline data collection status | |
3788 | cfg.offlinests = true; | |
3789 | } else if (!strcmp(arg, "offlinests,ns")) { | |
3790 | // track changes in offline data collection status, disable auto standby | |
3791 | cfg.offlinests = cfg.offlinests_ns = true; | |
3792 | } else if (!strcmp(arg, "selfteststs")) { | |
3793 | // track changes in self-test execution status | |
3794 | cfg.selfteststs = true; | |
3795 | } else if (!strcmp(arg, "selfteststs,ns")) { | |
3796 | // track changes in self-test execution status, disable auto standby | |
3797 | cfg.selfteststs = cfg.selfteststs_ns = true; | |
3798 | } else if (!strncmp(arg, "scterc,", sizeof("scterc,")-1)) { | |
3799 | // set SCT Error Recovery Control | |
3800 | unsigned rt = ~0, wt = ~0; int nc = -1; | |
3801 | sscanf(arg,"scterc,%u,%u%n", &rt, &wt, &nc); | |
3802 | if (nc == (int)strlen(arg) && rt <= 999 && wt <= 999) { | |
3803 | cfg.sct_erc_set = true; | |
3804 | cfg.sct_erc_readtime = rt; | |
3805 | cfg.sct_erc_writetime = wt; | |
3806 | } | |
3807 | else | |
3808 | badarg = 1; | |
3809 | } else { | |
3810 | badarg = 1; | |
3811 | } | |
3812 | break; | |
3813 | case 'a': | |
3814 | // monitor everything | |
3815 | cfg.smartcheck = true; | |
3816 | cfg.prefail = true; | |
3817 | cfg.usagefailed = true; | |
3818 | cfg.usage = true; | |
3819 | cfg.selftest = true; | |
3820 | cfg.errorlog = true; | |
3821 | cfg.selfteststs = true; | |
3822 | break; | |
3823 | case 'o': | |
3824 | // automatic offline testing enable/disable | |
3825 | if ((arg = strtok(NULL, delim)) == NULL) { | |
3826 | missingarg = 1; | |
3827 | } else if (!strcmp(arg, "on")) { | |
3828 | cfg.autoofflinetest = 2; | |
3829 | } else if (!strcmp(arg, "off")) { | |
3830 | cfg.autoofflinetest = 1; | |
3831 | } else { | |
3832 | badarg = 1; | |
3833 | } | |
3834 | break; | |
3835 | case 'n': | |
3836 | // skip disk check if in idle or standby mode | |
3837 | if (!(arg = strtok(NULL, delim))) | |
3838 | missingarg = 1; | |
3839 | else { | |
3840 | char *endptr = NULL; | |
3841 | char *next = strchr(const_cast<char*>(arg), ','); | |
3842 | ||
3843 | cfg.powerquiet = false; | |
3844 | cfg.powerskipmax = 0; | |
3845 | ||
3846 | if (next!=NULL) *next='\0'; | |
3847 | if (!strcmp(arg, "never")) | |
3848 | cfg.powermode = 0; | |
3849 | else if (!strcmp(arg, "sleep")) | |
3850 | cfg.powermode = 1; | |
3851 | else if (!strcmp(arg, "standby")) | |
3852 | cfg.powermode = 2; | |
3853 | else if (!strcmp(arg, "idle")) | |
3854 | cfg.powermode = 3; | |
3855 | else | |
3856 | badarg = 1; | |
3857 | ||
3858 | // if optional arguments are present | |
3859 | if (!badarg && next!=NULL) { | |
3860 | next++; | |
3861 | cfg.powerskipmax = strtol(next, &endptr, 10); | |
3862 | if (endptr == next) | |
3863 | cfg.powerskipmax = 0; | |
3864 | else { | |
3865 | next = endptr + (*endptr != '\0'); | |
3866 | if (cfg.powerskipmax <= 0) | |
3867 | badarg = 1; | |
3868 | } | |
3869 | if (*next != '\0') { | |
3870 | if (!strcmp("q", next)) | |
3871 | cfg.powerquiet = true; | |
3872 | else { | |
3873 | badarg = 1; | |
3874 | } | |
3875 | } | |
3876 | } | |
3877 | } | |
3878 | break; | |
3879 | case 'S': | |
3880 | // automatic attribute autosave enable/disable | |
3881 | if ((arg = strtok(NULL, delim)) == NULL) { | |
3882 | missingarg = 1; | |
3883 | } else if (!strcmp(arg, "on")) { | |
3884 | cfg.autosave = 2; | |
3885 | } else if (!strcmp(arg, "off")) { | |
3886 | cfg.autosave = 1; | |
3887 | } else { | |
3888 | badarg = 1; | |
3889 | } | |
3890 | break; | |
3891 | case 's': | |
3892 | // warn user, and delete any previously given -s REGEXP Directives | |
3893 | if (!cfg.test_regex.empty()){ | |
3894 | PrintOut(LOG_INFO, "File %s line %d (drive %s): ignoring previous Test Directive -s %s\n", | |
3895 | configfile, lineno, name, cfg.test_regex.get_pattern()); | |
3896 | cfg.test_regex = regular_expression(); | |
3897 | } | |
3898 | // check for missing argument | |
3899 | if (!(arg = strtok(NULL, delim))) { | |
3900 | missingarg = 1; | |
3901 | } | |
3902 | // Compile regex | |
3903 | else { | |
3904 | if (!cfg.test_regex.compile(arg, REG_EXTENDED)) { | |
3905 | // not a valid regular expression! | |
3906 | PrintOut(LOG_CRIT, "File %s line %d (drive %s): -s argument \"%s\" is INVALID extended regular expression. %s.\n", | |
3907 | configfile, lineno, name, arg, cfg.test_regex.get_errmsg()); | |
3908 | return -1; | |
3909 | } | |
3910 | // Do a bit of sanity checking and warn user if we think that | |
3911 | // their regexp is "strange". User probably confused about shell | |
3912 | // glob(3) syntax versus regular expression syntax regexp(7). | |
3913 | if (arg[(val = strspn(arg, "0123456789/.-+*|()?^$[]SLCOcnr"))]) | |
3914 | PrintOut(LOG_INFO, "File %s line %d (drive %s): warning, character %d (%c) looks odd in extended regular expression %s\n", | |
3915 | configfile, lineno, name, val+1, arg[val], arg); | |
3916 | } | |
3917 | break; | |
3918 | case 'm': | |
3919 | // send email to address that follows | |
3920 | if (!(arg = strtok(NULL,delim))) | |
3921 | missingarg = 1; | |
3922 | else { | |
3923 | if (!cfg.emailaddress.empty()) | |
3924 | PrintOut(LOG_INFO, "File %s line %d (drive %s): ignoring previous Address Directive -m %s\n", | |
3925 | configfile, lineno, name, cfg.emailaddress.c_str()); | |
3926 | #ifdef _WIN32 | |
3927 | if ( !strcmp(arg, "msgbox") || !strcmp(arg, "sysmsgbox") | |
3928 | || str_starts_with(arg, "msgbox,") || str_starts_with(arg, "sysmsgbox,")) { | |
3929 | cfg.emailaddress = "console"; | |
3930 | const char * arg2 = strchr(arg, ','); | |
3931 | if (arg2) | |
3932 | cfg.emailaddress += arg2; | |
3933 | PrintOut(LOG_INFO, "File %s line %d (drive %s): Deprecated -m %s changed to -m %s\n", | |
3934 | configfile, lineno, name, arg, cfg.emailaddress.c_str()); | |
3935 | } | |
3936 | else | |
3937 | #endif | |
3938 | cfg.emailaddress = arg; | |
3939 | } | |
3940 | break; | |
3941 | case 'M': | |
3942 | // email warning options | |
3943 | if (!(arg = strtok(NULL, delim))) | |
3944 | missingarg = 1; | |
3945 | else if (!strcmp(arg, "once")) | |
3946 | cfg.emailfreq = 1; | |
3947 | else if (!strcmp(arg, "daily")) | |
3948 | cfg.emailfreq = 2; | |
3949 | else if (!strcmp(arg, "diminishing")) | |
3950 | cfg.emailfreq = 3; | |
3951 | else if (!strcmp(arg, "test")) | |
3952 | cfg.emailtest = 1; | |
3953 | else if (!strcmp(arg, "exec")) { | |
3954 | // Get the next argument (the command line) | |
3955 | #ifdef _WIN32 | |
3956 | // Allow "/path name/with spaces/..." on Windows | |
3957 | arg = strtok_dequote(delim); | |
3958 | if (arg && arg[0] == '"') { | |
3959 | PrintOut(LOG_CRIT, "File %s line %d (drive %s): Directive %s 'exec' argument: missing closing quote\n", | |
3960 | configfile, lineno, name, token); | |
3961 | return -1; | |
3962 | } | |
3963 | #else | |
3964 | arg = strtok(0, delim); | |
3965 | #endif | |
3966 | if (!arg) { | |
3967 | PrintOut(LOG_CRIT, "File %s line %d (drive %s): Directive %s 'exec' argument must be followed by executable path.\n", | |
3968 | configfile, lineno, name, token); | |
3969 | return -1; | |
3970 | } | |
3971 | // Free the last cmd line given if any, and copy new one | |
3972 | if (!cfg.emailcmdline.empty()) | |
3973 | PrintOut(LOG_INFO, "File %s line %d (drive %s): ignoring previous mail Directive -M exec %s\n", | |
3974 | configfile, lineno, name, cfg.emailcmdline.c_str()); | |
3975 | cfg.emailcmdline = arg; | |
3976 | } | |
3977 | else | |
3978 | badarg = 1; | |
3979 | break; | |
3980 | case 'i': | |
3981 | // ignore failure of usage attribute | |
3982 | if ((val=GetInteger(arg=strtok(NULL,delim), name, token, lineno, configfile, 1, 255))<0) | |
3983 | return -1; | |
3984 | cfg.monitor_attr_flags.set(val, MONITOR_IGN_FAILUSE); | |
3985 | break; | |
3986 | case 'I': | |
3987 | // ignore attribute for tracking purposes | |
3988 | if ((val=GetInteger(arg=strtok(NULL,delim), name, token, lineno, configfile, 1, 255))<0) | |
3989 | return -1; | |
3990 | cfg.monitor_attr_flags.set(val, MONITOR_IGNORE); | |
3991 | break; | |
3992 | case 'r': | |
3993 | // print raw value when tracking | |
3994 | if ((val = GetInteger(arg=strtok(NULL,delim), name, token, lineno, configfile, 1, 255, excl)) < 0) | |
3995 | return -1; | |
3996 | cfg.monitor_attr_flags.set(val, MONITOR_RAW_PRINT); | |
3997 | if (*excl == '!') // attribute change is critical | |
3998 | cfg.monitor_attr_flags.set(val, MONITOR_AS_CRIT); | |
3999 | break; | |
4000 | case 'R': | |
4001 | // track changes in raw value (forces printing of raw value) | |
4002 | if ((val = GetInteger(arg=strtok(NULL,delim), name, token, lineno, configfile, 1, 255, excl)) < 0) | |
4003 | return -1; | |
4004 | cfg.monitor_attr_flags.set(val, MONITOR_RAW_PRINT|MONITOR_RAW); | |
4005 | if (*excl == '!') // raw value change is critical | |
4006 | cfg.monitor_attr_flags.set(val, MONITOR_RAW_AS_CRIT); | |
4007 | break; | |
4008 | case 'W': | |
4009 | // track Temperature | |
4010 | if (Get3Integers(arg=strtok(NULL, delim), name, token, lineno, configfile, | |
4011 | &cfg.tempdiff, &cfg.tempinfo, &cfg.tempcrit) < 0) | |
4012 | return -1; | |
4013 | break; | |
4014 | case 'v': | |
4015 | // non-default vendor-specific attribute meaning | |
4016 | if (!(arg=strtok(NULL,delim))) { | |
4017 | missingarg = 1; | |
4018 | } else if (!parse_attribute_def(arg, cfg.attribute_defs, PRIOR_USER)) { | |
4019 | badarg = 1; | |
4020 | } | |
4021 | break; | |
4022 | case 'P': | |
4023 | // Define use of drive-specific presets. | |
4024 | if (!(arg = strtok(NULL, delim))) { | |
4025 | missingarg = 1; | |
4026 | } else if (!strcmp(arg, "use")) { | |
4027 | cfg.ignorepresets = false; | |
4028 | } else if (!strcmp(arg, "ignore")) { | |
4029 | cfg.ignorepresets = true; | |
4030 | } else if (!strcmp(arg, "show")) { | |
4031 | cfg.showpresets = true; | |
4032 | } else if (!strcmp(arg, "showall")) { | |
4033 | showallpresets(); | |
4034 | } else { | |
4035 | badarg = 1; | |
4036 | } | |
4037 | break; | |
4038 | ||
4039 | case 'e': | |
4040 | // Various ATA settings | |
4041 | if (!(arg = strtok(NULL, delim))) { | |
4042 | missingarg = true; | |
4043 | } | |
4044 | else { | |
4045 | char arg2[16+1]; unsigned val; | |
4046 | int n1 = -1, n2 = -1, n3 = -1, len = strlen(arg); | |
4047 | if (sscanf(arg, "%16[^,=]%n%*[,=]%n%u%n", arg2, &n1, &n2, &val, &n3) >= 1 | |
4048 | && (n1 == len || n2 > 0)) { | |
4049 | bool on = (n2 > 0 && !strcmp(arg+n2, "on")); | |
4050 | bool off = (n2 > 0 && !strcmp(arg+n2, "off")); | |
4051 | if (n3 != len) | |
4052 | val = ~0U; | |
4053 | ||
4054 | if (!strcmp(arg2, "aam")) { | |
4055 | if (off) | |
4056 | cfg.set_aam = -1; | |
4057 | else if (val <= 254) | |
4058 | cfg.set_aam = val + 1; | |
4059 | else | |
4060 | badarg = true; | |
4061 | } | |
4062 | else if (!strcmp(arg2, "apm")) { | |
4063 | if (off) | |
4064 | cfg.set_apm = -1; | |
4065 | else if (1 <= val && val <= 254) | |
4066 | cfg.set_apm = val + 1; | |
4067 | else | |
4068 | badarg = true; | |
4069 | } | |
4070 | else if (!strcmp(arg2, "lookahead")) { | |
4071 | if (off) | |
4072 | cfg.set_lookahead = -1; | |
4073 | else if (on) | |
4074 | cfg.set_lookahead = 1; | |
4075 | else | |
4076 | badarg = true; | |
4077 | } | |
4078 | else if (!strcmp(arg, "security-freeze")) { | |
4079 | cfg.set_security_freeze = true; | |
4080 | } | |
4081 | else if (!strcmp(arg2, "standby")) { | |
4082 | if (off) | |
4083 | cfg.set_standby = 0 + 1; | |
4084 | else if (val <= 255) | |
4085 | cfg.set_standby = val + 1; | |
4086 | else | |
4087 | badarg = true; | |
4088 | } | |
4089 | else if (!strcmp(arg2, "wcache")) { | |
4090 | if (off) | |
4091 | cfg.set_wcache = -1; | |
4092 | else if (on) | |
4093 | cfg.set_wcache = 1; | |
4094 | else | |
4095 | badarg = true; | |
4096 | } | |
4097 | else | |
4098 | badarg = true; | |
4099 | } | |
4100 | else | |
4101 | badarg = true; | |
4102 | } | |
4103 | break; | |
4104 | ||
4105 | default: | |
4106 | // Directive not recognized | |
4107 | PrintOut(LOG_CRIT,"File %s line %d (drive %s): unknown Directive: %s\n", | |
4108 | configfile, lineno, name, token); | |
4109 | Directives(); | |
4110 | return -1; | |
4111 | } | |
4112 | if (missingarg) { | |
4113 | PrintOut(LOG_CRIT, "File %s line %d (drive %s): Missing argument to %s Directive\n", | |
4114 | configfile, lineno, name, token); | |
4115 | } | |
4116 | if (badarg) { | |
4117 | PrintOut(LOG_CRIT, "File %s line %d (drive %s): Invalid argument to %s Directive: %s\n", | |
4118 | configfile, lineno, name, token, arg); | |
4119 | } | |
4120 | if (missingarg || badarg) { | |
4121 | PrintOut(LOG_CRIT, "Valid arguments to %s Directive are: ", token); | |
4122 | printoutvaliddirectiveargs(LOG_CRIT, sym); | |
4123 | PrintOut(LOG_CRIT, "\n"); | |
4124 | return -1; | |
4125 | } | |
4126 | ||
4127 | return 1; | |
4128 | } | |
4129 | ||
4130 | // Scan directive for configuration file | |
4131 | #define SCANDIRECTIVE "DEVICESCAN" | |
4132 | ||
4133 | // This is the routine that adds things to the conf_entries list. | |
4134 | // | |
4135 | // Return values are: | |
4136 | // 1: parsed a normal line | |
4137 | // 0: found DEFAULT setting or comment or blank line | |
4138 | // -1: found SCANDIRECTIVE line | |
4139 | // -2: found an error | |
4140 | // | |
4141 | // Note: this routine modifies *line from the caller! | |
4142 | static int ParseConfigLine(dev_config_vector & conf_entries, dev_config & default_conf, int lineno, /*const*/ char * line) | |
4143 | { | |
4144 | const char *delim = " \n\t"; | |
4145 | ||
4146 | // get first token: device name. If a comment, skip line | |
4147 | const char * name = strtok(line, delim); | |
4148 | if (!name || *name == '#') | |
4149 | return 0; | |
4150 | ||
4151 | // Check device name for DEFAULT or DEVICESCAN | |
4152 | int retval; | |
4153 | if (!strcmp("DEFAULT", name)) { | |
4154 | retval = 0; | |
4155 | // Restart with empty defaults | |
4156 | default_conf = dev_config(); | |
4157 | } | |
4158 | else { | |
4159 | retval = (!strcmp(SCANDIRECTIVE, name) ? -1 : 1); | |
4160 | // Init new entry with current defaults | |
4161 | conf_entries.push_back(default_conf); | |
4162 | } | |
4163 | dev_config & cfg = (retval ? conf_entries.back() : default_conf); | |
4164 | ||
4165 | cfg.name = name; // Later replaced by dev->get_info().info_name | |
4166 | cfg.dev_name = name; // If DEVICESCAN later replaced by get->dev_info().dev_name | |
4167 | cfg.lineno = lineno; | |
4168 | ||
4169 | // parse tokens one at a time from the file. | |
4170 | while (char * token = strtok(0, delim)) { | |
4171 | int rc = ParseToken(token, cfg); | |
4172 | if (rc < 0) | |
4173 | // error found on the line | |
4174 | return -2; | |
4175 | ||
4176 | if (rc == 0) | |
4177 | // No tokens left | |
4178 | break; | |
4179 | ||
4180 | // PrintOut(LOG_INFO,"Parsed token %s\n",token); | |
4181 | } | |
4182 | ||
4183 | // Don't perform checks below for DEFAULT entries | |
4184 | if (retval == 0) | |
4185 | return retval; | |
4186 | ||
4187 | // If NO monitoring directives are set, then set all of them. | |
4188 | if (!( cfg.smartcheck || cfg.selftest | |
4189 | || cfg.errorlog || cfg.xerrorlog | |
4190 | || cfg.offlinests || cfg.selfteststs | |
4191 | || cfg.usagefailed || cfg.prefail || cfg.usage | |
4192 | || cfg.tempdiff || cfg.tempinfo || cfg.tempcrit)) { | |
4193 | ||
4194 | PrintOut(LOG_INFO,"Drive: %s, implied '-a' Directive on line %d of file %s\n", | |
4195 | cfg.name.c_str(), cfg.lineno, configfile); | |
4196 | ||
4197 | cfg.smartcheck = true; | |
4198 | cfg.usagefailed = true; | |
4199 | cfg.prefail = true; | |
4200 | cfg.usage = true; | |
4201 | cfg.selftest = true; | |
4202 | cfg.errorlog = true; | |
4203 | cfg.selfteststs = true; | |
4204 | } | |
4205 | ||
4206 | // additional sanity check. Has user set -M options without -m? | |
4207 | if (cfg.emailaddress.empty() && (!cfg.emailcmdline.empty() || cfg.emailfreq || cfg.emailtest)){ | |
4208 | PrintOut(LOG_CRIT,"Drive: %s, -M Directive(s) on line %d of file %s need -m ADDRESS Directive\n", | |
4209 | cfg.name.c_str(), cfg.lineno, configfile); | |
4210 | return -2; | |
4211 | } | |
4212 | ||
4213 | // has the user has set <nomailer>? | |
4214 | if (cfg.emailaddress == "<nomailer>") { | |
4215 | // check that -M exec is also set | |
4216 | if (cfg.emailcmdline.empty()){ | |
4217 | PrintOut(LOG_CRIT,"Drive: %s, -m <nomailer> Directive on line %d of file %s needs -M exec Directive\n", | |
4218 | cfg.name.c_str(), cfg.lineno, configfile); | |
4219 | return -2; | |
4220 | } | |
4221 | // From here on the sign of <nomailer> is cfg.emailaddress.empty() and !cfg.emailcmdline.empty() | |
4222 | cfg.emailaddress.clear(); | |
4223 | } | |
4224 | ||
4225 | return retval; | |
4226 | } | |
4227 | ||
4228 | // Parses a configuration file. Return values are: | |
4229 | // N=>0: found N entries | |
4230 | // -1: syntax error in config file | |
4231 | // -2: config file does not exist | |
4232 | // -3: config file exists but cannot be read | |
4233 | // | |
4234 | // In the case where the return value is 0, there are three | |
4235 | // possiblities: | |
4236 | // Empty configuration file ==> conf_entries.empty() | |
4237 | // No configuration file ==> conf_entries[0].lineno == 0 | |
4238 | // SCANDIRECTIVE found ==> conf_entries.back().lineno != 0 (size >= 1) | |
4239 | static int ParseConfigFile(dev_config_vector & conf_entries) | |
4240 | { | |
4241 | // maximum line length in configuration file | |
4242 | const int MAXLINELEN = 256; | |
4243 | // maximum length of a continued line in configuration file | |
4244 | const int MAXCONTLINE = 1023; | |
4245 | ||
4246 | stdio_file f; | |
4247 | // Open config file, if it exists and is not <stdin> | |
4248 | if (!(configfile == configfile_stdin)) { // pointer comparison ok here | |
4249 | if (!f.open(configfile,"r") && (errno!=ENOENT || !configfile_alt.empty())) { | |
4250 | // file exists but we can't read it or it should exist due to '-c' option | |
4251 | int ret = (errno!=ENOENT ? -3 : -2); | |
4252 | PrintOut(LOG_CRIT,"%s: Unable to open configuration file %s\n", | |
4253 | strerror(errno),configfile); | |
4254 | return ret; | |
4255 | } | |
4256 | } | |
4257 | else // read from stdin ('-c -' option) | |
4258 | f.open(stdin); | |
4259 | ||
4260 | // Start with empty defaults | |
4261 | dev_config default_conf; | |
4262 | ||
4263 | // No configuration file found -- use fake one | |
4264 | int entry = 0; | |
4265 | if (!f) { | |
4266 | char fakeconfig[] = SCANDIRECTIVE " -a"; // TODO: Remove this hack, build cfg_entry. | |
4267 | ||
4268 | if (ParseConfigLine(conf_entries, default_conf, 0, fakeconfig) != -1) | |
4269 | throw std::logic_error("Internal error parsing " SCANDIRECTIVE); | |
4270 | return 0; | |
4271 | } | |
4272 | ||
4273 | #ifdef __CYGWIN__ | |
4274 | setmode(fileno(f), O_TEXT); // Allow files with \r\n | |
4275 | #endif | |
4276 | ||
4277 | // configuration file exists | |
4278 | PrintOut(LOG_INFO,"Opened configuration file %s\n",configfile); | |
4279 | ||
4280 | // parse config file line by line | |
4281 | int lineno = 1, cont = 0, contlineno = 0; | |
4282 | char line[MAXLINELEN+2]; | |
4283 | char fullline[MAXCONTLINE+1]; | |
4284 | ||
4285 | for (;;) { | |
4286 | int len=0,scandevice; | |
4287 | char *lastslash; | |
4288 | char *comment; | |
4289 | char *code; | |
4290 | ||
4291 | // make debugging simpler | |
4292 | memset(line,0,sizeof(line)); | |
4293 | ||
4294 | // get a line | |
4295 | code=fgets(line, MAXLINELEN+2, f); | |
4296 | ||
4297 | // are we at the end of the file? | |
4298 | if (!code){ | |
4299 | if (cont) { | |
4300 | scandevice = ParseConfigLine(conf_entries, default_conf, contlineno, fullline); | |
4301 | // See if we found a SCANDIRECTIVE directive | |
4302 | if (scandevice==-1) | |
4303 | return 0; | |
4304 | // did we find a syntax error | |
4305 | if (scandevice==-2) | |
4306 | return -1; | |
4307 | // the final line is part of a continuation line | |
4308 | entry+=scandevice; | |
4309 | } | |
4310 | break; | |
4311 | } | |
4312 | ||
4313 | // input file line number | |
4314 | contlineno++; | |
4315 | ||
4316 | // See if line is too long | |
4317 | len=strlen(line); | |
4318 | if (len>MAXLINELEN){ | |
4319 | const char *warn; | |
4320 | if (line[len-1]=='\n') | |
4321 | warn="(including newline!) "; | |
4322 | else | |
4323 | warn=""; | |
4324 | PrintOut(LOG_CRIT,"Error: line %d of file %s %sis more than MAXLINELEN=%d characters.\n", | |
4325 | (int)contlineno,configfile,warn,(int)MAXLINELEN); | |
4326 | return -1; | |
4327 | } | |
4328 | ||
4329 | // Ignore anything after comment symbol | |
4330 | if ((comment=strchr(line,'#'))){ | |
4331 | *comment='\0'; | |
4332 | len=strlen(line); | |
4333 | } | |
4334 | ||
4335 | // is the total line (made of all continuation lines) too long? | |
4336 | if (cont+len>MAXCONTLINE){ | |
4337 | PrintOut(LOG_CRIT,"Error: continued line %d (actual line %d) of file %s is more than MAXCONTLINE=%d characters.\n", | |
4338 | lineno, (int)contlineno, configfile, (int)MAXCONTLINE); | |
4339 | return -1; | |
4340 | } | |
4341 | ||
4342 | // copy string so far into fullline, and increment length | |
4343 | snprintf(fullline+cont, sizeof(fullline)-cont, "%s" ,line); | |
4344 | cont+=len; | |
4345 | ||
4346 | // is this a continuation line. If so, replace \ by space and look at next line | |
4347 | if ( (lastslash=strrchr(line,'\\')) && !strtok(lastslash+1," \n\t")){ | |
4348 | *(fullline+(cont-len)+(lastslash-line))=' '; | |
4349 | continue; | |
4350 | } | |
4351 | ||
4352 | // Not a continuation line. Parse it | |
4353 | scandevice = ParseConfigLine(conf_entries, default_conf, contlineno, fullline); | |
4354 | ||
4355 | // did we find a scandevice directive? | |
4356 | if (scandevice==-1) | |
4357 | return 0; | |
4358 | // did we find a syntax error | |
4359 | if (scandevice==-2) | |
4360 | return -1; | |
4361 | ||
4362 | entry+=scandevice; | |
4363 | lineno++; | |
4364 | cont=0; | |
4365 | } | |
4366 | ||
4367 | // note -- may be zero if syntax of file OK, but no valid entries! | |
4368 | return entry; | |
4369 | } | |
4370 | ||
4371 | /* Prints the message "=======> VALID ARGUMENTS ARE: <LIST> <=======\n", where | |
4372 | <LIST> is the list of valid arguments for option opt. */ | |
4373 | static void PrintValidArgs(char opt) | |
4374 | { | |
4375 | const char *s; | |
4376 | ||
4377 | PrintOut(LOG_CRIT, "=======> VALID ARGUMENTS ARE: "); | |
4378 | if (!(s = GetValidArgList(opt))) | |
4379 | PrintOut(LOG_CRIT, "Error constructing argument list for option %c", opt); | |
4380 | else | |
4381 | PrintOut(LOG_CRIT, "%s", (char *)s); | |
4382 | PrintOut(LOG_CRIT, " <=======\n"); | |
4383 | } | |
4384 | ||
4385 | #ifndef _WIN32 | |
4386 | // Report error and exit if specified path is not absolute. | |
4387 | static void check_abs_path(char option, const std::string & path) | |
4388 | { | |
4389 | if (path.empty() || path[0] == '/') | |
4390 | return; | |
4391 | ||
4392 | debugmode = 1; | |
4393 | PrintHead(); | |
4394 | PrintOut(LOG_CRIT, "=======> INVALID ARGUMENT TO -%c: %s <=======\n\n", option, path.c_str()); | |
4395 | PrintOut(LOG_CRIT, "Error: relative path names are not allowed\n\n"); | |
4396 | EXIT(EXIT_BADCMD); | |
4397 | } | |
4398 | #endif // !_WIN32 | |
4399 | ||
4400 | // Parses input line, prints usage message and | |
4401 | // version/license/copyright messages | |
4402 | static void ParseOpts(int argc, char **argv) | |
4403 | { | |
4404 | // Init default path names | |
4405 | #ifndef _WIN32 | |
4406 | configfile = SMARTMONTOOLS_SYSCONFDIR "/smartd.conf"; | |
4407 | warning_script = SMARTMONTOOLS_SMARTDSCRIPTDIR "/smartd_warning.sh"; | |
4408 | #else | |
4409 | std::string exedir = get_exe_dir(); | |
4410 | static std::string configfile_str = exedir + "/smartd.conf"; | |
4411 | configfile = configfile_str.c_str(); | |
4412 | warning_script = exedir + "/smartd_warning.cmd"; | |
4413 | #endif | |
4414 | ||
4415 | // Please update GetValidArgList() if you edit shortopts | |
4416 | static const char shortopts[] = "c:l:q:dDni:p:r:s:A:B:w:Vh?" | |
4417 | #ifdef HAVE_LIBCAP_NG | |
4418 | "C" | |
4419 | #endif | |
4420 | ; | |
4421 | // Please update GetValidArgList() if you edit longopts | |
4422 | struct option longopts[] = { | |
4423 | { "configfile", required_argument, 0, 'c' }, | |
4424 | { "logfacility", required_argument, 0, 'l' }, | |
4425 | { "quit", required_argument, 0, 'q' }, | |
4426 | { "debug", no_argument, 0, 'd' }, | |
4427 | { "showdirectives", no_argument, 0, 'D' }, | |
4428 | { "interval", required_argument, 0, 'i' }, | |
4429 | #ifndef _WIN32 | |
4430 | { "no-fork", no_argument, 0, 'n' }, | |
4431 | #else | |
4432 | { "service", no_argument, 0, 'n' }, | |
4433 | #endif | |
4434 | { "pidfile", required_argument, 0, 'p' }, | |
4435 | { "report", required_argument, 0, 'r' }, | |
4436 | { "savestates", required_argument, 0, 's' }, | |
4437 | { "attributelog", required_argument, 0, 'A' }, | |
4438 | { "drivedb", required_argument, 0, 'B' }, | |
4439 | { "warnexec", required_argument, 0, 'w' }, | |
4440 | { "version", no_argument, 0, 'V' }, | |
4441 | { "license", no_argument, 0, 'V' }, | |
4442 | { "copyright", no_argument, 0, 'V' }, | |
4443 | { "help", no_argument, 0, 'h' }, | |
4444 | { "usage", no_argument, 0, 'h' }, | |
4445 | #ifdef HAVE_LIBCAP_NG | |
4446 | { "capabilities", no_argument, 0, 'C' }, | |
4447 | #endif | |
4448 | { 0, 0, 0, 0 } | |
4449 | }; | |
4450 | ||
4451 | opterr=optopt=0; | |
4452 | bool badarg = false; | |
4453 | bool use_default_db = true; // set false on '-B FILE' | |
4454 | ||
4455 | // Parse input options. | |
4456 | int optchar; | |
4457 | while ((optchar = getopt_long(argc, argv, shortopts, longopts, NULL)) != -1) { | |
4458 | char *arg; | |
4459 | char *tailptr; | |
4460 | long lchecktime; | |
4461 | ||
4462 | switch(optchar) { | |
4463 | case 'q': | |
4464 | // when to quit | |
4465 | if (!(strcmp(optarg,"nodev"))) { | |
4466 | quit=0; | |
4467 | } else if (!(strcmp(optarg,"nodevstartup"))) { | |
4468 | quit=1; | |
4469 | } else if (!(strcmp(optarg,"never"))) { | |
4470 | quit=2; | |
4471 | } else if (!(strcmp(optarg,"onecheck"))) { | |
4472 | quit=3; | |
4473 | debugmode=1; | |
4474 | } else if (!(strcmp(optarg,"showtests"))) { | |
4475 | quit=4; | |
4476 | debugmode=1; | |
4477 | } else if (!(strcmp(optarg,"errors"))) { | |
4478 | quit=5; | |
4479 | } else { | |
4480 | badarg = true; | |
4481 | } | |
4482 | break; | |
4483 | case 'l': | |
4484 | // set the log facility level | |
4485 | if (!strcmp(optarg, "daemon")) | |
4486 | facility=LOG_DAEMON; | |
4487 | else if (!strcmp(optarg, "local0")) | |
4488 | facility=LOG_LOCAL0; | |
4489 | else if (!strcmp(optarg, "local1")) | |
4490 | facility=LOG_LOCAL1; | |
4491 | else if (!strcmp(optarg, "local2")) | |
4492 | facility=LOG_LOCAL2; | |
4493 | else if (!strcmp(optarg, "local3")) | |
4494 | facility=LOG_LOCAL3; | |
4495 | else if (!strcmp(optarg, "local4")) | |
4496 | facility=LOG_LOCAL4; | |
4497 | else if (!strcmp(optarg, "local5")) | |
4498 | facility=LOG_LOCAL5; | |
4499 | else if (!strcmp(optarg, "local6")) | |
4500 | facility=LOG_LOCAL6; | |
4501 | else if (!strcmp(optarg, "local7")) | |
4502 | facility=LOG_LOCAL7; | |
4503 | else | |
4504 | badarg = true; | |
4505 | break; | |
4506 | case 'd': | |
4507 | // enable debug mode | |
4508 | debugmode = 1; | |
4509 | break; | |
4510 | case 'n': | |
4511 | // don't fork() | |
4512 | #ifndef _WIN32 // On Windows, --service is already handled by daemon_main() | |
4513 | do_fork = false; | |
4514 | #endif | |
4515 | break; | |
4516 | case 'D': | |
4517 | // print summary of all valid directives | |
4518 | debugmode = 1; | |
4519 | Directives(); | |
4520 | EXIT(0); | |
4521 | break; | |
4522 | case 'i': | |
4523 | // Period (time interval) for checking | |
4524 | // strtol will set errno in the event of overflow, so we'll check it. | |
4525 | errno = 0; | |
4526 | lchecktime = strtol(optarg, &tailptr, 10); | |
4527 | if (*tailptr != '\0' || lchecktime < 10 || lchecktime > INT_MAX || errno) { | |
4528 | debugmode=1; | |
4529 | PrintHead(); | |
4530 | PrintOut(LOG_CRIT, "======> INVALID INTERVAL: %s <=======\n", optarg); | |
4531 | PrintOut(LOG_CRIT, "======> INTERVAL MUST BE INTEGER BETWEEN %d AND %d <=======\n", 10, INT_MAX); | |
4532 | PrintOut(LOG_CRIT, "\nUse smartd -h to get a usage summary\n\n"); | |
4533 | EXIT(EXIT_BADCMD); | |
4534 | } | |
4535 | checktime = (int)lchecktime; | |
4536 | break; | |
4537 | case 'r': | |
4538 | // report IOCTL transactions | |
4539 | { | |
4540 | int i; | |
4541 | char *s; | |
4542 | ||
4543 | // split_report_arg() may modify its first argument string, so use a | |
4544 | // copy of optarg in case we want optarg for an error message. | |
4545 | if (!(s = strdup(optarg))) { | |
4546 | PrintOut(LOG_CRIT, "No memory to process -r option - exiting\n"); | |
4547 | EXIT(EXIT_NOMEM); | |
4548 | } | |
4549 | if (split_report_arg(s, &i)) { | |
4550 | badarg = true; | |
4551 | } else if (i<1 || i>3) { | |
4552 | debugmode=1; | |
4553 | PrintHead(); | |
4554 | PrintOut(LOG_CRIT, "======> INVALID REPORT LEVEL: %s <=======\n", optarg); | |
4555 | PrintOut(LOG_CRIT, "======> LEVEL MUST BE INTEGER BETWEEN 1 AND 3<=======\n"); | |
4556 | EXIT(EXIT_BADCMD); | |
4557 | } else if (!strcmp(s,"ioctl")) { | |
4558 | ata_debugmode = scsi_debugmode = i; | |
4559 | } else if (!strcmp(s,"ataioctl")) { | |
4560 | ata_debugmode = i; | |
4561 | } else if (!strcmp(s,"scsiioctl")) { | |
4562 | scsi_debugmode = i; | |
4563 | } else { | |
4564 | badarg = true; | |
4565 | } | |
4566 | free(s); // TODO: use std::string | |
4567 | } | |
4568 | break; | |
4569 | case 'c': | |
4570 | // alternate configuration file | |
4571 | if (strcmp(optarg,"-")) | |
4572 | configfile = (configfile_alt = optarg).c_str(); | |
4573 | else // read from stdin | |
4574 | configfile=configfile_stdin; | |
4575 | break; | |
4576 | case 'p': | |
4577 | // output file with PID number | |
4578 | pid_file = optarg; | |
4579 | break; | |
4580 | case 's': | |
4581 | // path prefix of persistent state file | |
4582 | state_path_prefix = optarg; | |
4583 | break; | |
4584 | case 'A': | |
4585 | // path prefix of attribute log file | |
4586 | attrlog_path_prefix = optarg; | |
4587 | break; | |
4588 | case 'B': | |
4589 | { | |
4590 | const char * path = optarg; | |
4591 | if (*path == '+' && path[1]) | |
4592 | path++; | |
4593 | else | |
4594 | use_default_db = false; | |
4595 | unsigned char savedebug = debugmode; debugmode = 1; | |
4596 | if (!read_drive_database(path)) | |
4597 | EXIT(EXIT_BADCMD); | |
4598 | debugmode = savedebug; | |
4599 | } | |
4600 | break; | |
4601 | case 'w': | |
4602 | warning_script = optarg; | |
4603 | break; | |
4604 | case 'V': | |
4605 | // print version and CVS info | |
4606 | debugmode = 1; | |
4607 | PrintOut(LOG_INFO, "%s", format_version_info("smartd", true /*full*/).c_str()); | |
4608 | EXIT(0); | |
4609 | break; | |
4610 | #ifdef HAVE_LIBCAP_NG | |
4611 | case 'C': | |
4612 | // enable capabilities | |
4613 | enable_capabilities = true; | |
4614 | break; | |
4615 | #endif | |
4616 | case 'h': | |
4617 | // help: print summary of command-line options | |
4618 | debugmode=1; | |
4619 | PrintHead(); | |
4620 | Usage(); | |
4621 | EXIT(0); | |
4622 | break; | |
4623 | case '?': | |
4624 | default: | |
4625 | // unrecognized option | |
4626 | debugmode=1; | |
4627 | PrintHead(); | |
4628 | // Point arg to the argument in which this option was found. | |
4629 | arg = argv[optind-1]; | |
4630 | // Check whether the option is a long option that doesn't map to -h. | |
4631 | if (arg[1] == '-' && optchar != 'h') { | |
4632 | // Iff optopt holds a valid option then argument must be missing. | |
4633 | if (optopt && (strchr(shortopts, optopt) != NULL)) { | |
4634 | PrintOut(LOG_CRIT, "=======> ARGUMENT REQUIRED FOR OPTION: %s <=======\n",arg+2); | |
4635 | PrintValidArgs(optopt); | |
4636 | } else { | |
4637 | PrintOut(LOG_CRIT, "=======> UNRECOGNIZED OPTION: %s <=======\n\n",arg+2); | |
4638 | } | |
4639 | PrintOut(LOG_CRIT, "\nUse smartd --help to get a usage summary\n\n"); | |
4640 | EXIT(EXIT_BADCMD); | |
4641 | } | |
4642 | if (optopt) { | |
4643 | // Iff optopt holds a valid option then argument must be missing. | |
4644 | if (strchr(shortopts, optopt) != NULL){ | |
4645 | PrintOut(LOG_CRIT, "=======> ARGUMENT REQUIRED FOR OPTION: %c <=======\n",optopt); | |
4646 | PrintValidArgs(optopt); | |
4647 | } else { | |
4648 | PrintOut(LOG_CRIT, "=======> UNRECOGNIZED OPTION: %c <=======\n\n",optopt); | |
4649 | } | |
4650 | PrintOut(LOG_CRIT, "\nUse smartd -h to get a usage summary\n\n"); | |
4651 | EXIT(EXIT_BADCMD); | |
4652 | } | |
4653 | Usage(); | |
4654 | EXIT(0); | |
4655 | } | |
4656 | ||
4657 | // Check to see if option had an unrecognized or incorrect argument. | |
4658 | if (badarg) { | |
4659 | debugmode=1; | |
4660 | PrintHead(); | |
4661 | // It would be nice to print the actual option name given by the user | |
4662 | // here, but we just print the short form. Please fix this if you know | |
4663 | // a clean way to do it. | |
4664 | PrintOut(LOG_CRIT, "=======> INVALID ARGUMENT TO -%c: %s <======= \n", optchar, optarg); | |
4665 | PrintValidArgs(optchar); | |
4666 | PrintOut(LOG_CRIT, "\nUse smartd -h to get a usage summary\n\n"); | |
4667 | EXIT(EXIT_BADCMD); | |
4668 | } | |
4669 | } | |
4670 | ||
4671 | // non-option arguments are not allowed | |
4672 | if (argc > optind) { | |
4673 | debugmode=1; | |
4674 | PrintHead(); | |
4675 | PrintOut(LOG_CRIT, "=======> UNRECOGNIZED ARGUMENT: %s <=======\n\n", argv[optind]); | |
4676 | PrintOut(LOG_CRIT, "\nUse smartd -h to get a usage summary\n\n"); | |
4677 | EXIT(EXIT_BADCMD); | |
4678 | } | |
4679 | ||
4680 | // no pidfile in debug mode | |
4681 | if (debugmode && !pid_file.empty()) { | |
4682 | debugmode=1; | |
4683 | PrintHead(); | |
4684 | PrintOut(LOG_CRIT, "=======> INVALID CHOICE OF OPTIONS: -d and -p <======= \n\n"); | |
4685 | PrintOut(LOG_CRIT, "Error: pid file %s not written in debug (-d) mode\n\n", pid_file.c_str()); | |
4686 | EXIT(EXIT_BADCMD); | |
4687 | } | |
4688 | ||
4689 | #ifndef _WIN32 | |
4690 | if (!debugmode) { | |
4691 | // absolute path names are required due to chdir('/') after fork(). | |
4692 | check_abs_path('p', pid_file); | |
4693 | check_abs_path('s', state_path_prefix); | |
4694 | check_abs_path('A', attrlog_path_prefix); | |
4695 | } | |
4696 | #endif | |
4697 | ||
4698 | // Read or init drive database | |
4699 | { | |
4700 | unsigned char savedebug = debugmode; debugmode = 1; | |
4701 | if (!init_drive_database(use_default_db)) | |
4702 | EXIT(EXIT_BADCMD); | |
4703 | debugmode = savedebug; | |
4704 | } | |
4705 | ||
4706 | // print header | |
4707 | PrintHead(); | |
4708 | } | |
4709 | ||
4710 | // Function we call if no configuration file was found or if the | |
4711 | // SCANDIRECTIVE Directive was found. It makes entries for device | |
4712 | // names returned by scan_smart_devices() in os_OSNAME.cpp | |
4713 | static int MakeConfigEntries(const dev_config & base_cfg, | |
4714 | dev_config_vector & conf_entries, smart_device_list & scanned_devs, const char * type) | |
4715 | { | |
4716 | // make list of devices | |
4717 | smart_device_list devlist; | |
4718 | if (!smi()->scan_smart_devices(devlist, (*type ? type : 0))) | |
4719 | PrintOut(LOG_CRIT,"Problem creating device name scan list\n"); | |
4720 | ||
4721 | // if no devices, or error constructing list, return | |
4722 | if (devlist.size() <= 0) | |
4723 | return 0; | |
4724 | ||
4725 | // add empty device slots for existing config entries | |
4726 | while (scanned_devs.size() < conf_entries.size()) | |
4727 | scanned_devs.push_back((smart_device *)0); | |
4728 | ||
4729 | // loop over entries to create | |
4730 | for (unsigned i = 0; i < devlist.size(); i++) { | |
4731 | // Move device pointer | |
4732 | smart_device * dev = devlist.release(i); | |
4733 | scanned_devs.push_back(dev); | |
4734 | ||
4735 | // Copy configuration, update device and type name | |
4736 | conf_entries.push_back(base_cfg); | |
4737 | dev_config & cfg = conf_entries.back(); | |
4738 | cfg.name = dev->get_info().info_name; | |
4739 | cfg.dev_name = dev->get_info().dev_name; | |
4740 | cfg.dev_type = type; | |
4741 | } | |
4742 | ||
4743 | return devlist.size(); | |
4744 | } | |
4745 | ||
4746 | static void CanNotRegister(const char *name, const char *type, int line, bool scandirective) | |
4747 | { | |
4748 | if (!debugmode && scandirective) | |
4749 | return; | |
4750 | if (line) | |
4751 | PrintOut(scandirective?LOG_INFO:LOG_CRIT, | |
4752 | "Unable to register %s device %s at line %d of file %s\n", | |
4753 | type, name, line, configfile); | |
4754 | else | |
4755 | PrintOut(LOG_INFO,"Unable to register %s device %s\n", | |
4756 | type, name); | |
4757 | return; | |
4758 | } | |
4759 | ||
4760 | // Returns negative value (see ParseConfigFile()) if config file | |
4761 | // had errors, else number of entries which may be zero or positive. | |
4762 | static int ReadOrMakeConfigEntries(dev_config_vector & conf_entries, smart_device_list & scanned_devs) | |
4763 | { | |
4764 | // parse configuration file configfile (normally /etc/smartd.conf) | |
4765 | int entries = ParseConfigFile(conf_entries); | |
4766 | ||
4767 | if (entries < 0) { | |
4768 | // There was an error reading the configuration file. | |
4769 | conf_entries.clear(); | |
4770 | if (entries == -1) | |
4771 | PrintOut(LOG_CRIT, "Configuration file %s has fatal syntax errors.\n", configfile); | |
4772 | return entries; | |
4773 | } | |
4774 | ||
4775 | // no error parsing config file. | |
4776 | if (entries) { | |
4777 | // we did not find a SCANDIRECTIVE and did find valid entries | |
4778 | PrintOut(LOG_INFO, "Configuration file %s parsed.\n", configfile); | |
4779 | } | |
4780 | else if (!conf_entries.empty()) { | |
4781 | // we found a SCANDIRECTIVE or there was no configuration file so | |
4782 | // scan. Configuration file's last entry contains all options | |
4783 | // that were set | |
4784 | dev_config first = conf_entries.back(); | |
4785 | conf_entries.pop_back(); | |
4786 | ||
4787 | if (first.lineno) | |
4788 | PrintOut(LOG_INFO,"Configuration file %s was parsed, found %s, scanning devices\n", configfile, SCANDIRECTIVE); | |
4789 | else | |
4790 | PrintOut(LOG_INFO,"No configuration file %s found, scanning devices\n", configfile); | |
4791 | ||
4792 | // make config list of devices to search for | |
4793 | MakeConfigEntries(first, conf_entries, scanned_devs, first.dev_type.c_str()); | |
4794 | ||
4795 | // warn user if scan table found no devices | |
4796 | if (conf_entries.empty()) | |
4797 | PrintOut(LOG_CRIT,"In the system's table of devices NO devices found to scan\n"); | |
4798 | } | |
4799 | else | |
4800 | PrintOut(LOG_CRIT, "Configuration file %s parsed but has no entries\n", configfile); | |
4801 | ||
4802 | return conf_entries.size(); | |
4803 | } | |
4804 | ||
4805 | // Return true if TYPE contains a RAID drive number | |
4806 | static bool is_raid_type(const char * type) | |
4807 | { | |
4808 | if (str_starts_with(type, "sat,")) | |
4809 | return false; | |
4810 | int i; | |
4811 | if (sscanf(type, "%*[^,],%d", &i) != 1) | |
4812 | return false; | |
4813 | return true; | |
4814 | } | |
4815 | ||
4816 | // Return true if DEV is already in DEVICES[0..NUMDEVS) or IGNORED[*] | |
4817 | static bool is_duplicate_device(const smart_device * dev, | |
4818 | const smart_device_list & devices, unsigned numdevs, | |
4819 | const dev_config_vector & ignored) | |
4820 | { | |
4821 | const smart_device::device_info & info1 = dev->get_info(); | |
4822 | bool is_raid1 = is_raid_type(info1.dev_type.c_str()); | |
4823 | ||
4824 | for (unsigned i = 0; i < numdevs; i++) { | |
4825 | const smart_device::device_info & info2 = devices.at(i)->get_info(); | |
4826 | // -d TYPE options must match if RAID drive number is specified | |
4827 | if ( info1.dev_name == info2.dev_name | |
4828 | && ( info1.dev_type == info2.dev_type | |
4829 | || !is_raid1 || !is_raid_type(info2.dev_type.c_str()))) | |
4830 | return true; | |
4831 | } | |
4832 | ||
4833 | for (unsigned i = 0; i < ignored.size(); i++) { | |
4834 | const dev_config & cfg2 = ignored.at(i); | |
4835 | if ( info1.dev_name == cfg2.dev_name | |
4836 | && ( info1.dev_type == cfg2.dev_type | |
4837 | || !is_raid1 || !is_raid_type(cfg2.dev_type.c_str()))) | |
4838 | return true; | |
4839 | } | |
4840 | return false; | |
4841 | } | |
4842 | ||
4843 | // This function tries devices from conf_entries. Each one that can be | |
4844 | // registered is moved onto the [ata|scsi]devices lists and removed | |
4845 | // from the conf_entries list. | |
4846 | static void RegisterDevices(const dev_config_vector & conf_entries, smart_device_list & scanned_devs, | |
4847 | dev_config_vector & configs, dev_state_vector & states, smart_device_list & devices) | |
4848 | { | |
4849 | // start by clearing lists/memory of ALL existing devices | |
4850 | configs.clear(); | |
4851 | devices.clear(); | |
4852 | states.clear(); | |
4853 | ||
4854 | // Register entries | |
4855 | dev_config_vector ignored_entries; | |
4856 | unsigned numnoscan = 0; | |
4857 | for (unsigned i = 0; i < conf_entries.size(); i++){ | |
4858 | ||
4859 | dev_config cfg = conf_entries[i]; | |
4860 | ||
4861 | if (cfg.ignore) { | |
4862 | // Store for is_duplicate_device() check and ignore | |
4863 | PrintOut(LOG_INFO, "Device: %s%s%s%s, ignored\n", cfg.name.c_str(), | |
4864 | (!cfg.dev_type.empty() ? " [" : ""), | |
4865 | cfg.dev_type.c_str(), | |
4866 | (!cfg.dev_type.empty() ? "]" : "")); | |
4867 | ignored_entries.push_back(cfg); | |
4868 | continue; | |
4869 | } | |
4870 | ||
4871 | // get device of appropriate type | |
4872 | smart_device_auto_ptr dev; | |
4873 | bool scanning = false; | |
4874 | ||
4875 | // Device may already be detected during devicescan | |
4876 | if (i < scanned_devs.size()) { | |
4877 | dev = scanned_devs.release(i); | |
4878 | if (dev) { | |
4879 | // Check for a preceding non-DEVICESCAN entry for the same device | |
4880 | if ( (numnoscan || !ignored_entries.empty()) | |
4881 | && is_duplicate_device(dev.get(), devices, numnoscan, ignored_entries)) { | |
4882 | PrintOut(LOG_INFO, "Device: %s, duplicate, ignored\n", dev->get_info_name()); | |
4883 | continue; | |
4884 | } | |
4885 | scanning = true; | |
4886 | } | |
4887 | } | |
4888 | ||
4889 | if (!dev) { | |
4890 | dev = smi()->get_smart_device(cfg.name.c_str(), cfg.dev_type.c_str()); | |
4891 | if (!dev) { | |
4892 | if (cfg.dev_type.empty()) | |
4893 | PrintOut(LOG_INFO,"Device: %s, unable to autodetect device type\n", cfg.name.c_str()); | |
4894 | else | |
4895 | PrintOut(LOG_INFO,"Device: %s, unsupported device type '%s'\n", cfg.name.c_str(), cfg.dev_type.c_str()); | |
4896 | continue; | |
4897 | } | |
4898 | } | |
4899 | ||
4900 | // Save old info | |
4901 | smart_device::device_info oldinfo = dev->get_info(); | |
4902 | ||
4903 | // Open with autodetect support, may return 'better' device | |
4904 | dev.replace( dev->autodetect_open() ); | |
4905 | ||
4906 | // Report if type has changed | |
4907 | if (oldinfo.dev_type != dev->get_dev_type()) | |
4908 | PrintOut(LOG_INFO,"Device: %s, type changed from '%s' to '%s'\n", | |
4909 | cfg.name.c_str(), oldinfo.dev_type.c_str(), dev->get_dev_type()); | |
4910 | ||
4911 | if (!dev->is_open()) { | |
4912 | // For linux+devfs, a nonexistent device gives a strange error | |
4913 | // message. This makes the error message a bit more sensible. | |
4914 | // If no debug and scanning - don't print errors | |
4915 | if (debugmode || !scanning) | |
4916 | PrintOut(LOG_INFO, "Device: %s, open() failed: %s\n", dev->get_info_name(), dev->get_errmsg()); | |
4917 | continue; | |
4918 | } | |
4919 | ||
4920 | // Update informal name | |
4921 | cfg.name = dev->get_info().info_name; | |
4922 | PrintOut(LOG_INFO, "Device: %s, opened\n", cfg.name.c_str()); | |
4923 | ||
4924 | // Prepare initial state | |
4925 | dev_state state; | |
4926 | ||
4927 | // register ATA devices | |
4928 | if (dev->is_ata()){ | |
4929 | if (ATADeviceScan(cfg, state, dev->to_ata())) { | |
4930 | CanNotRegister(cfg.name.c_str(), "ATA", cfg.lineno, scanning); | |
4931 | dev.reset(); | |
4932 | } | |
4933 | } | |
4934 | // or register SCSI devices | |
4935 | else if (dev->is_scsi()){ | |
4936 | if (SCSIDeviceScan(cfg, state, dev->to_scsi())) { | |
4937 | CanNotRegister(cfg.name.c_str(), "SCSI", cfg.lineno, scanning); | |
4938 | dev.reset(); | |
4939 | } | |
4940 | } | |
4941 | else { | |
4942 | PrintOut(LOG_INFO, "Device: %s, neither ATA nor SCSI device\n", cfg.name.c_str()); | |
4943 | dev.reset(); | |
4944 | } | |
4945 | ||
4946 | if (dev) { | |
4947 | // move onto the list of devices | |
4948 | configs.push_back(cfg); | |
4949 | states.push_back(state); | |
4950 | devices.push_back(dev); | |
4951 | if (!scanning) | |
4952 | numnoscan = devices.size(); | |
4953 | } | |
4954 | // if device is explictly listed and we can't register it, then | |
4955 | // exit unless the user has specified that the device is removable | |
4956 | else if (!scanning) { | |
4957 | if (cfg.removable || quit==2) | |
4958 | PrintOut(LOG_INFO, "Device %s not available\n", cfg.name.c_str()); | |
4959 | else { | |
4960 | PrintOut(LOG_CRIT, "Unable to register device %s (no Directive -d removable). Exiting.\n", cfg.name.c_str()); | |
4961 | EXIT(EXIT_BADDEV); | |
4962 | } | |
4963 | } | |
4964 | } | |
4965 | ||
4966 | init_disable_standby_check(configs); | |
4967 | } | |
4968 | ||
4969 | ||
4970 | // Main program without exception handling | |
4971 | static int main_worker(int argc, char **argv) | |
4972 | { | |
4973 | // Initialize interface | |
4974 | smart_interface::init(); | |
4975 | if (!smi()) | |
4976 | return 1; | |
4977 | ||
4978 | // is it our first pass through? | |
4979 | bool firstpass = true; | |
4980 | ||
4981 | // next time to wake up | |
4982 | time_t wakeuptime = 0; | |
4983 | ||
4984 | // parse input and print header and usage info if needed | |
4985 | ParseOpts(argc,argv); | |
4986 | ||
4987 | // Configuration for each device | |
4988 | dev_config_vector configs; | |
4989 | // Device states | |
4990 | dev_state_vector states; | |
4991 | // Devices to monitor | |
4992 | smart_device_list devices; | |
4993 | ||
4994 | bool write_states_always = true; | |
4995 | ||
4996 | #ifdef HAVE_LIBCAP_NG | |
4997 | // Drop capabilities | |
4998 | if (enable_capabilities) { | |
4999 | capng_clear(CAPNG_SELECT_BOTH); | |
5000 | capng_updatev(CAPNG_ADD, (capng_type_t)(CAPNG_EFFECTIVE|CAPNG_PERMITTED), | |
5001 | CAP_SYS_ADMIN, CAP_MKNOD, CAP_SYS_RAWIO, -1); | |
5002 | capng_apply(CAPNG_SELECT_BOTH); | |
5003 | } | |
5004 | #endif | |
5005 | ||
5006 | // the main loop of the code | |
5007 | for (;;) { | |
5008 | ||
5009 | // are we exiting from a signal? | |
5010 | if (caughtsigEXIT) { | |
5011 | // are we exiting with SIGTERM? | |
5012 | int isterm=(caughtsigEXIT==SIGTERM); | |
5013 | int isquit=(caughtsigEXIT==SIGQUIT); | |
5014 | int isok=debugmode?isterm || isquit:isterm; | |
5015 | ||
5016 | PrintOut(isok?LOG_INFO:LOG_CRIT, "smartd received signal %d: %s\n", | |
5017 | caughtsigEXIT, strsignal(caughtsigEXIT)); | |
5018 | ||
5019 | if (!isok) | |
5020 | return EXIT_SIGNAL; | |
5021 | ||
5022 | // Write state files | |
5023 | if (!state_path_prefix.empty()) | |
5024 | write_all_dev_states(configs, states); | |
5025 | ||
5026 | return 0; | |
5027 | } | |
5028 | ||
5029 | // Should we (re)read the config file? | |
5030 | if (firstpass || caughtsigHUP){ | |
5031 | if (!firstpass) { | |
5032 | // Write state files | |
5033 | if (!state_path_prefix.empty()) | |
5034 | write_all_dev_states(configs, states); | |
5035 | ||
5036 | PrintOut(LOG_INFO, | |
5037 | caughtsigHUP==1? | |
5038 | "Signal HUP - rereading configuration file %s\n": | |
5039 | "\a\nSignal INT - rereading configuration file %s (" SIGQUIT_KEYNAME " quits)\n\n", | |
5040 | configfile); | |
5041 | } | |
5042 | ||
5043 | { | |
5044 | dev_config_vector conf_entries; // Entries read from smartd.conf | |
5045 | smart_device_list scanned_devs; // Devices found during scan | |
5046 | // (re)reads config file, makes >=0 entries | |
5047 | int entries = ReadOrMakeConfigEntries(conf_entries, scanned_devs); | |
5048 | ||
5049 | if (entries>=0) { | |
5050 | // checks devices, then moves onto ata/scsi list or deallocates. | |
5051 | RegisterDevices(conf_entries, scanned_devs, configs, states, devices); | |
5052 | if (!(configs.size() == devices.size() && configs.size() == states.size())) | |
5053 | throw std::logic_error("Invalid result from RegisterDevices"); | |
5054 | } | |
5055 | else if (quit==2 || ((quit==0 || quit==1) && !firstpass)) { | |
5056 | // user has asked to continue on error in configuration file | |
5057 | if (!firstpass) | |
5058 | PrintOut(LOG_INFO,"Reusing previous configuration\n"); | |
5059 | } | |
5060 | else { | |
5061 | // exit with configuration file error status | |
5062 | return (entries==-3 ? EXIT_READCONF : entries==-2 ? EXIT_NOCONF : EXIT_BADCONF); | |
5063 | } | |
5064 | } | |
5065 | ||
5066 | // Log number of devices we are monitoring... | |
5067 | if (devices.size() > 0 || quit==2 || (quit==1 && !firstpass)) { | |
5068 | int numata = 0; | |
5069 | for (unsigned i = 0; i < devices.size(); i++) { | |
5070 | if (devices.at(i)->is_ata()) | |
5071 | numata++; | |
5072 | } | |
5073 | PrintOut(LOG_INFO,"Monitoring %d ATA and %d SCSI devices\n", | |
5074 | numata, devices.size() - numata); | |
5075 | } | |
5076 | else { | |
5077 | PrintOut(LOG_INFO,"Unable to monitor any SMART enabled devices. Try debug (-d) option. Exiting...\n"); | |
5078 | return EXIT_NODEV; | |
5079 | } | |
5080 | ||
5081 | if (quit==4) { | |
5082 | // user has asked to print test schedule | |
5083 | PrintTestSchedule(configs, states, devices); | |
5084 | return 0; | |
5085 | } | |
5086 | ||
5087 | #ifdef HAVE_LIBCAP_NG | |
5088 | if (enable_capabilities) { | |
5089 | for (unsigned i = 0; i < configs.size(); i++) { | |
5090 | if (!configs[i].emailaddress.empty() || !configs[i].emailcmdline.empty()) { | |
5091 | PrintOut(LOG_WARNING, "Mail can't be enabled together with --capabilities. All mail will be suppressed.\n"); | |
5092 | break; | |
5093 | } | |
5094 | } | |
5095 | } | |
5096 | #endif | |
5097 | ||
5098 | // reset signal | |
5099 | caughtsigHUP=0; | |
5100 | ||
5101 | // Always write state files after (re)configuration | |
5102 | write_states_always = true; | |
5103 | } | |
5104 | ||
5105 | // check all devices once, | |
5106 | // self tests are not started in first pass unless '-q onecheck' is specified | |
5107 | CheckDevicesOnce(configs, states, devices, firstpass, (!firstpass || quit==3)); | |
5108 | ||
5109 | // Write state files | |
5110 | if (!state_path_prefix.empty()) | |
5111 | write_all_dev_states(configs, states, write_states_always); | |
5112 | write_states_always = false; | |
5113 | ||
5114 | // Write attribute logs | |
5115 | if (!attrlog_path_prefix.empty()) | |
5116 | write_all_dev_attrlogs(configs, states); | |
5117 | ||
5118 | // user has asked us to exit after first check | |
5119 | if (quit==3) { | |
5120 | PrintOut(LOG_INFO,"Started with '-q onecheck' option. All devices sucessfully checked once.\n" | |
5121 | "smartd is exiting (exit status 0)\n"); | |
5122 | return 0; | |
5123 | } | |
5124 | ||
5125 | // fork into background if needed | |
5126 | if (firstpass && !debugmode) { | |
5127 | DaemonInit(); | |
5128 | } | |
5129 | ||
5130 | // set exit and signal handlers, write PID file, set wake-up time | |
5131 | if (firstpass){ | |
5132 | Initialize(&wakeuptime); | |
5133 | firstpass = false; | |
5134 | } | |
5135 | ||
5136 | // sleep until next check time, or a signal arrives | |
5137 | wakeuptime = dosleep(wakeuptime, write_states_always); | |
5138 | } | |
5139 | } | |
5140 | ||
5141 | ||
5142 | #ifndef _WIN32 | |
5143 | // Main program | |
5144 | int main(int argc, char **argv) | |
5145 | #else | |
5146 | // Windows: internal main function started direct or by service control manager | |
5147 | static int smartd_main(int argc, char **argv) | |
5148 | #endif | |
5149 | { | |
5150 | int status; | |
5151 | try { | |
5152 | // Do the real work ... | |
5153 | status = main_worker(argc, argv); | |
5154 | } | |
5155 | catch (int ex) { | |
5156 | // EXIT(status) arrives here | |
5157 | status = ex; | |
5158 | } | |
5159 | catch (const std::bad_alloc & /*ex*/) { | |
5160 | // Memory allocation failed (also thrown by std::operator new) | |
5161 | PrintOut(LOG_CRIT, "Smartd: Out of memory\n"); | |
5162 | status = EXIT_NOMEM; | |
5163 | } | |
5164 | catch (const std::exception & ex) { | |
5165 | // Other fatal errors | |
5166 | PrintOut(LOG_CRIT, "Smartd: Exception: %s\n", ex.what()); | |
5167 | status = EXIT_BADCODE; | |
5168 | } | |
5169 | ||
5170 | if (is_initialized) | |
5171 | status = Goodbye(status); | |
5172 | ||
5173 | #ifdef _WIN32 | |
5174 | daemon_winsvc_exitcode = status; | |
5175 | #endif | |
5176 | return status; | |
5177 | } | |
5178 | ||
5179 | ||
5180 | #ifdef _WIN32 | |
5181 | // Main function for Windows | |
5182 | int main(int argc, char **argv){ | |
5183 | // Options for smartd windows service | |
5184 | static const daemon_winsvc_options svc_opts = { | |
5185 | "--service", // cmd_opt | |
5186 | "smartd", "SmartD Service", // servicename, displayname | |
5187 | // description | |
5188 | "Controls and monitors storage devices using the Self-Monitoring, " | |
5189 | "Analysis and Reporting Technology System (SMART) built into " | |
5190 | "ATA/SATA and SCSI/SAS hard drives and solid-state drives. " | |
5191 | "www.smartmontools.org" | |
5192 | }; | |
5193 | // daemon_main() handles daemon and service specific commands | |
5194 | // and starts smartd_main() direct, from a new process, | |
5195 | // or via service control manager | |
5196 | return daemon_main("smartd", &svc_opts , smartd_main, argc, argv); | |
5197 | } | |
5198 | #endif |