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Commit | Line | Data |
---|---|---|
cbba9b5b DC |
1 | package PVE::Diskmanage; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use PVE::ProcFSTools; | |
6 | use Data::Dumper; | |
7 | use Cwd qw(abs_path); | |
3196c387 | 8 | use Fcntl ':mode'; |
cbba9b5b DC |
9 | |
10 | use PVE::Tools qw(extract_param run_command file_get_contents file_read_firstline dir_glob_regex dir_glob_foreach trim); | |
11 | ||
12 | my $SMARTCTL = "/usr/sbin/smartctl"; | |
13 | my $ZPOOL = "/sbin/zpool"; | |
14 | my $SGDISK = "/sbin/sgdisk"; | |
15 | my $PVS = "/sbin/pvs"; | |
16 | my $UDEVADM = "/bin/udevadm"; | |
17 | ||
18 | sub verify_blockdev_path { | |
19 | my ($rel_path) = @_; | |
20 | ||
21 | die "missing path" if !$rel_path; | |
22 | my $path = abs_path($rel_path); | |
23 | die "failed to get absolute path to $rel_path\n" if !$path; | |
24 | ||
25 | die "got unusual device path '$path'\n" if $path !~ m|^/dev/(.*)$|; | |
26 | ||
27 | $path = "/dev/$1"; # untaint | |
28 | ||
29 | assert_blockdev($path); | |
30 | ||
31 | return $path; | |
32 | } | |
33 | ||
34 | sub assert_blockdev { | |
35 | my ($dev, $noerr) = @_; | |
36 | ||
37 | if ($dev !~ m|^/dev/| || !(-b $dev)) { | |
38 | return undef if $noerr; | |
39 | die "not a valid block device\n"; | |
40 | } | |
41 | ||
42 | return 1; | |
43 | } | |
44 | ||
45 | sub init_disk { | |
46 | my ($disk, $uuid) = @_; | |
47 | ||
48 | assert_blockdev($disk); | |
49 | ||
50 | # we should already have checked if it is in use in the api call | |
51 | # but we check again for safety | |
52 | die "disk $disk is already in use\n" if disk_is_used($disk); | |
53 | ||
54 | my $id = $uuid || 'R'; | |
55 | run_command([$SGDISK, $disk, '-U', $id]); | |
56 | return 1; | |
57 | } | |
58 | ||
59 | sub disk_is_used { | |
60 | my ($disk) = @_; | |
61 | ||
62 | my $dev = $disk; | |
63 | $dev =~ s|^/dev/||; | |
64 | ||
7a98a62d | 65 | my $disklist = get_disks($dev, 1); |
cbba9b5b DC |
66 | |
67 | die "'$disk' is not a valid local disk\n" if !defined($disklist->{$dev}); | |
68 | return 1 if $disklist->{$dev}->{used}; | |
69 | ||
70 | return 0; | |
71 | } | |
72 | ||
73 | sub get_smart_data { | |
dd902da7 | 74 | my ($disk, $healthonly) = @_; |
cbba9b5b DC |
75 | |
76 | assert_blockdev($disk); | |
77 | my $smartdata = {}; | |
dc1311cb | 78 | my $type; |
cbba9b5b | 79 | |
9018a4e6 | 80 | my $returncode = 0; |
c9bd3d22 | 81 | |
c3442aa5 WB |
82 | if ($disk =~ m!^/dev/(nvme\d+n\d+)$!) { |
83 | my $info = get_sysdir_info("/sys/block/$1"); | |
84 | $disk = "/dev/".($info->{device} | |
85 | or die "failed to get nvme controller device for $disk\n"); | |
86 | } | |
c9bd3d22 | 87 | |
dd902da7 DC |
88 | my $cmd = [$SMARTCTL, '-H']; |
89 | push @$cmd, '-A', '-f', 'brief' if !$healthonly; | |
90 | push @$cmd, $disk; | |
91 | ||
cbba9b5b | 92 | eval { |
dd902da7 | 93 | $returncode = run_command($cmd, noerr => 1, outfunc => sub{ |
cbba9b5b DC |
94 | my ($line) = @_; |
95 | ||
1c999553 FG |
96 | # ATA SMART attributes, e.g.: |
97 | # ID# ATTRIBUTE_NAME FLAGS VALUE WORST THRESH FAIL RAW_VALUE | |
98 | # 1 Raw_Read_Error_Rate POSR-K 100 100 000 - 0 | |
dc1311cb FG |
99 | # |
100 | # SAS and NVME disks, e.g.: | |
101 | # Data Units Written: 5,584,952 [2.85 TB] | |
102 | # Accumulated start-stop cycles: 34 | |
103 | ||
bd54091c | 104 | if (defined($type) && $type eq 'ata' && $line =~ m/^([ \d]{2}\d)\s+(\S+)\s+(\S{6})\s+(\d+)\s+(\d+)\s+(\S+)\s+(\S+)\s+(.*)$/) { |
cbba9b5b | 105 | my $entry = {}; |
bd54091c DC |
106 | |
107 | ||
1c999553 FG |
108 | $entry->{name} = $2 if defined $2; |
109 | $entry->{flags} = $3 if defined $3; | |
cbba9b5b | 110 | # the +0 makes a number out of the strings |
1c999553 FG |
111 | $entry->{value} = $4+0 if defined $4; |
112 | $entry->{worst} = $5+0 if defined $5; | |
bd54091c DC |
113 | # some disks report the default threshold as --- instead of 000 |
114 | if (defined($6) && $6 eq '---') { | |
115 | $entry->{threshold} = 0; | |
116 | } else { | |
117 | $entry->{threshold} = $6+0 if defined $6; | |
118 | } | |
1c999553 FG |
119 | $entry->{fail} = $7 if defined $7; |
120 | $entry->{raw} = $8 if defined $8; | |
121 | $entry->{id} = $1 if defined $1; | |
cbba9b5b | 122 | push @{$smartdata->{attributes}}, $entry; |
5db2d529 | 123 | } elsif ($line =~ m/(?:Health Status|self\-assessment test result): (.*)$/ ) { |
cbba9b5b DC |
124 | $smartdata->{health} = $1; |
125 | } elsif ($line =~ m/Vendor Specific SMART Attributes with Thresholds:/) { | |
dc1311cb FG |
126 | $type = 'ata'; |
127 | delete $smartdata->{text}; | |
128 | } elsif ($line =~ m/=== START OF (READ )?SMART DATA SECTION ===/) { | |
129 | $type = 'text'; | |
130 | } elsif (defined($type) && $type eq 'text') { | |
131 | $smartdata->{text} = '' if !defined $smartdata->{text}; | |
132 | $smartdata->{text} .= "$line\n"; | |
dd902da7 DC |
133 | } elsif ($line =~ m/SMART Disabled/) { |
134 | $smartdata->{health} = "SMART Disabled"; | |
cbba9b5b DC |
135 | } |
136 | }); | |
137 | }; | |
9018a4e6 DC |
138 | my $err = $@; |
139 | ||
140 | # bit 0 and 1 mark an severe smartctl error | |
141 | # all others are for disk status, so ignore them | |
142 | # see smartctl(8) | |
143 | if ((defined($returncode) && ($returncode & 0b00000011)) || $err) { | |
144 | die "Error getting S.M.A.R.T. data: Exit code: $returncode\n"; | |
145 | } | |
dc1311cb FG |
146 | |
147 | $smartdata->{type} = $type; | |
148 | ||
cbba9b5b DC |
149 | return $smartdata; |
150 | } | |
151 | ||
cbba9b5b DC |
152 | sub get_zfs_devices { |
153 | my $list = {}; | |
154 | ||
155 | # use zpool and parttype uuid, | |
156 | # because log and cache do not have | |
157 | # zfs type uuid | |
158 | eval { | |
159 | run_command([$ZPOOL, 'list', '-HPLv'], outfunc => sub { | |
160 | my ($line) = @_; | |
161 | ||
162 | if ($line =~ m|^\t([^\t]+)\t|) { | |
163 | $list->{$1} = 1; | |
164 | } | |
165 | }); | |
166 | }; | |
167 | ||
168 | # only warn here, | |
169 | # because maybe zfs tools are not installed | |
170 | warn "$@\n" if $@; | |
171 | ||
172 | my $applezfsuuid = "6a898cc3-1dd2-11b2-99a6-080020736631"; | |
173 | my $bsdzfsuuid = "516e7cba-6ecf-11d6-8ff8-00022d09712b"; | |
174 | ||
175 | dir_glob_foreach('/dev/disk/by-parttypeuuid', "($applezfsuuid|$bsdzfsuuid)\..+", sub { | |
176 | my ($entry) = @_; | |
177 | my $real_dev = abs_path("/dev/disk/by-parttypeuuid/$entry"); | |
178 | $list->{$real_dev} = 1; | |
179 | }); | |
180 | ||
181 | return $list; | |
182 | } | |
183 | ||
184 | sub get_lvm_devices { | |
185 | my $list = {}; | |
186 | eval { | |
187 | run_command([$PVS, '--noheadings', '--readonly', '-o', 'pv_name'], outfunc => sub{ | |
188 | my ($line) = @_; | |
189 | $line = trim($line); | |
190 | if ($line =~ m|^/dev/|) { | |
191 | $list->{$line} = 1; | |
192 | } | |
193 | }); | |
194 | }; | |
195 | ||
196 | # if something goes wrong, we do not want | |
197 | # to give up, but indicate an error has occured | |
198 | warn "$@\n" if $@; | |
199 | ||
200 | my $lvmuuid = "e6d6d379-f507-44c2-a23c-238f2a3df928"; | |
201 | ||
202 | dir_glob_foreach('/dev/disk/by-parttypeuuid', "$lvmuuid\..+", sub { | |
203 | my ($entry) = @_; | |
204 | my $real_dev = abs_path("/dev/disk/by-parttypeuuid/$entry"); | |
205 | $list->{$real_dev} = 1; | |
206 | }); | |
207 | ||
208 | return $list; | |
209 | } | |
210 | ||
211 | sub get_ceph_journals { | |
212 | my $journalhash = {}; | |
213 | ||
214 | my $journal_uuid = '45b0969e-9b03-4f30-b4c6-b4b80ceff106'; | |
e2bd817c DC |
215 | my $db_uuid = '30cd0809-c2b2-499c-8879-2d6b78529876'; |
216 | my $wal_uuid = '5ce17fce-4087-4169-b7ff-056cc58473f9'; | |
217 | my $block_uuid = 'cafecafe-9b03-4f30-b4c6-b4b80ceff106'; | |
cbba9b5b | 218 | |
e2bd817c DC |
219 | dir_glob_foreach('/dev/disk/by-parttypeuuid', "($journal_uuid|$db_uuid|$wal_uuid|$block_uuid)\..+", sub { |
220 | my ($entry, $type) = @_; | |
cbba9b5b | 221 | my $real_dev = abs_path("/dev/disk/by-parttypeuuid/$entry"); |
e2bd817c DC |
222 | if ($type eq $journal_uuid) { |
223 | $journalhash->{$real_dev} = 1; | |
224 | } elsif ($type eq $db_uuid) { | |
225 | $journalhash->{$real_dev} = 2; | |
226 | } elsif ($type eq $wal_uuid) { | |
227 | $journalhash->{$real_dev} = 3; | |
228 | } elsif ($type eq $block_uuid) { | |
229 | $journalhash->{$real_dev} = 4; | |
230 | } | |
cbba9b5b DC |
231 | }); |
232 | ||
233 | return $journalhash; | |
234 | } | |
235 | ||
236 | sub get_udev_info { | |
237 | my ($dev) = @_; | |
238 | ||
239 | my $info = ""; | |
240 | my $data = {}; | |
241 | eval { | |
532e89e7 | 242 | run_command([$UDEVADM, 'info', '-p', $dev, '--query', 'all'], outfunc => sub { |
cbba9b5b DC |
243 | my ($line) = @_; |
244 | $info .= "$line\n"; | |
245 | }); | |
246 | }; | |
247 | warn $@ if $@; | |
248 | return undef if !$info; | |
249 | ||
250 | return undef if $info !~ m/^E: DEVTYPE=disk$/m; | |
251 | return undef if $info =~ m/^E: ID_CDROM/m; | |
252 | ||
253 | # we use this, because some disks are not simply in /dev | |
254 | # e.g. /dev/cciss/c0d0 | |
255 | if ($info =~ m/^E: DEVNAME=(\S+)$/m) { | |
256 | $data->{devpath} = $1; | |
257 | } | |
258 | return if !defined($data->{devpath}); | |
259 | ||
260 | $data->{serial} = 'unknown'; | |
261 | if ($info =~ m/^E: ID_SERIAL_SHORT=(\S+)$/m) { | |
262 | $data->{serial} = $1; | |
263 | } | |
264 | ||
265 | $data->{gpt} = 0; | |
266 | if ($info =~ m/^E: ID_PART_TABLE_TYPE=gpt$/m) { | |
267 | $data->{gpt} = 1; | |
268 | } | |
269 | ||
270 | # detect SSD | |
271 | $data->{rpm} = -1; | |
272 | if ($info =~ m/^E: ID_ATA_ROTATION_RATE_RPM=(\d+)$/m) { | |
273 | $data->{rpm} = $1; | |
274 | } | |
275 | ||
276 | if ($info =~ m/^E: ID_BUS=usb$/m) { | |
277 | $data->{usb} = 1; | |
278 | } | |
279 | ||
865bdbd9 DC |
280 | if ($info =~ m/^E: ID_MODEL=(.+)$/m) { |
281 | $data->{model} = $1; | |
282 | } | |
283 | ||
cbba9b5b DC |
284 | $data->{wwn} = 'unknown'; |
285 | if ($info =~ m/^E: ID_WWN=(.*)$/m) { | |
286 | $data->{wwn} = $1; | |
287 | } | |
288 | ||
289 | return $data; | |
290 | } | |
291 | ||
292 | sub get_sysdir_info { | |
293 | my ($sysdir) = @_; | |
294 | ||
461a9fd8 DC |
295 | return undef if ! -d "$sysdir/device"; |
296 | ||
cbba9b5b DC |
297 | my $data = {}; |
298 | ||
299 | my $size = file_read_firstline("$sysdir/size"); | |
300 | return undef if !$size; | |
301 | ||
302 | # linux always considers sectors to be 512 bytes, | |
303 | # independently of real block size | |
304 | $data->{size} = $size * 512; | |
305 | ||
306 | # dir/queue/rotational should be 1 for hdd, 0 for ssd | |
571b6f26 | 307 | $data->{rotational} = file_read_firstline("$sysdir/queue/rotational") // -1; |
cbba9b5b DC |
308 | |
309 | $data->{vendor} = file_read_firstline("$sysdir/device/vendor") || 'unknown'; | |
310 | $data->{model} = file_read_firstline("$sysdir/device/model") || 'unknown'; | |
311 | ||
c3442aa5 WB |
312 | if (defined(my $device = readlink("$sysdir/device"))) { |
313 | # strip directory and untaint: | |
314 | ($data->{device}) = $device =~ m!([^/]+)$!; | |
315 | } | |
316 | ||
cbba9b5b DC |
317 | return $data; |
318 | } | |
319 | ||
6965a670 DC |
320 | sub get_wear_leveling_info { |
321 | my ($attributes, $model) = @_; | |
322 | ||
323 | my $wearout; | |
324 | ||
325 | my $vendormap = { | |
326 | 'kingston' => 231, | |
327 | 'samsung' => 177, | |
328 | 'intel' => 233, | |
329 | 'sandisk' => 233, | |
7b32e2a7 | 330 | 'crucial' => 202, |
6965a670 DC |
331 | 'default' => 233, |
332 | }; | |
333 | ||
334 | # find target attr id | |
335 | ||
336 | my $attrid; | |
337 | ||
d57fb43d | 338 | foreach my $vendor (keys %$vendormap) { |
6965a670 DC |
339 | if ($model =~ m/$vendor/i) { |
340 | $attrid = $vendormap->{$vendor}; | |
341 | # found the attribute | |
342 | last; | |
343 | } | |
344 | } | |
345 | ||
346 | if (!$attrid) { | |
347 | $attrid = $vendormap->{default}; | |
348 | } | |
349 | ||
350 | foreach my $attr (@$attributes) { | |
351 | next if $attr->{id} != $attrid; | |
352 | $wearout = $attr->{value}; | |
353 | last; | |
354 | } | |
355 | ||
356 | return $wearout; | |
357 | } | |
358 | ||
10a48db5 DC |
359 | sub dir_is_empty { |
360 | my ($dir) = @_; | |
361 | ||
362 | my $dh = IO::Dir->new ($dir); | |
363 | return 1 if !$dh; | |
364 | ||
365 | while (defined(my $tmp = $dh->read)) { | |
366 | next if $tmp eq '.' || $tmp eq '..'; | |
367 | $dh->close; | |
368 | return 0; | |
369 | } | |
370 | $dh->close; | |
371 | return 1; | |
372 | } | |
373 | ||
eebcdb11 DC |
374 | sub is_iscsi { |
375 | my ($sysdir) = @_; | |
376 | ||
377 | if (-l $sysdir && readlink($sysdir) =~ m|host[^/]*/session[^/]*|) { | |
378 | return 1; | |
379 | } | |
380 | ||
381 | return 0; | |
382 | } | |
383 | ||
cbba9b5b | 384 | sub get_disks { |
7a98a62d | 385 | my ($disk, $nosmart) = @_; |
cbba9b5b DC |
386 | my $disklist = {}; |
387 | ||
388 | my $mounted = {}; | |
389 | ||
390 | my $mounts = PVE::ProcFSTools::parse_proc_mounts(); | |
391 | ||
392 | foreach my $mount (@$mounts) { | |
393 | next if $mount->[0] !~ m|^/dev/|; | |
394 | $mounted->{abs_path($mount->[0])} = $mount->[1]; | |
395 | }; | |
396 | ||
397 | my $dev_is_mounted = sub { | |
398 | my ($dev) = @_; | |
399 | return $mounted->{$dev}; | |
400 | }; | |
401 | ||
cbba9b5b DC |
402 | my $journalhash = get_ceph_journals(); |
403 | ||
404 | my $zfslist = get_zfs_devices(); | |
405 | ||
406 | my $lvmlist = get_lvm_devices(); | |
407 | ||
1590fc13 DC |
408 | # we get cciss/c0d0 but need cciss!c0d0 |
409 | if (defined($disk) && $disk =~ m|^cciss/|) { | |
410 | $disk =~ s|cciss/|cciss!|; | |
411 | } | |
412 | ||
cbba9b5b DC |
413 | dir_glob_foreach('/sys/block', '.*', sub { |
414 | my ($dev) = @_; | |
415 | return if defined($disk) && $disk ne $dev; | |
416 | # whitelisting following devices | |
417 | # hdX: ide block device | |
418 | # sdX: sd block device | |
419 | # vdX: virtual block device | |
420 | # xvdX: xen virtual block device | |
421 | # nvmeXnY: nvme devices | |
38ddd4ce | 422 | # cciss!cXnY: cciss devices |
cbba9b5b DC |
423 | return if $dev !~ m/^(h|s|x?v)d[a-z]+$/ && |
424 | $dev !~ m/^nvme\d+n\d+$/ && | |
38ddd4ce | 425 | $dev !~ m/^cciss\!c\d+d\d+$/; |
cbba9b5b | 426 | |
532e89e7 | 427 | my $data = get_udev_info("/sys/block/$dev"); |
cbba9b5b DC |
428 | return if !defined($data); |
429 | my $devpath = $data->{devpath}; | |
430 | ||
431 | my $sysdir = "/sys/block/$dev"; | |
432 | ||
cbba9b5b | 433 | # we do not want iscsi devices |
eebcdb11 | 434 | return if is_iscsi($sysdir); |
cbba9b5b DC |
435 | |
436 | my $sysdata = get_sysdir_info($sysdir); | |
437 | return if !defined($sysdata); | |
438 | ||
439 | my $type = 'unknown'; | |
440 | ||
441 | if ($sysdata->{rotational} == 0) { | |
442 | $type = 'ssd'; | |
443 | $data->{rpm} = 0; | |
444 | } elsif ($sysdata->{rotational} == 1) { | |
445 | if ($data->{rpm} != -1) { | |
446 | $type = 'hdd'; | |
447 | } elsif ($data->{usb}) { | |
448 | $type = 'usb'; | |
449 | $data->{rpm} = 0; | |
450 | } | |
451 | } | |
452 | ||
acd3d916 | 453 | my $health = 'UNKNOWN'; |
6965a670 | 454 | my $wearout = 'N/A'; |
7a98a62d FG |
455 | |
456 | if (!$nosmart) { | |
457 | eval { | |
dd902da7 DC |
458 | my $smartdata = get_smart_data($devpath, ($type ne 'ssd')); |
459 | $health = $smartdata->{health} if $smartdata->{health}; | |
460 | ||
7a98a62d FG |
461 | if ($type eq 'ssd') { |
462 | # if we have an ssd we try to get the wearout indicator | |
865bdbd9 | 463 | my $wearval = get_wear_leveling_info($smartdata->{attributes}, $data->{model} || $sysdir->{model}); |
6965a670 | 464 | $wearout = $wearval if $wearval; |
acd3d916 | 465 | } |
7a98a62d FG |
466 | }; |
467 | } | |
cbba9b5b DC |
468 | |
469 | my $used; | |
470 | ||
471 | $used = 'LVM' if $lvmlist->{$devpath}; | |
472 | ||
473 | $used = 'mounted' if &$dev_is_mounted($devpath); | |
474 | ||
475 | $used = 'ZFS' if $zfslist->{$devpath}; | |
476 | ||
fc7c0e05 DC |
477 | # we replaced cciss/ with cciss! above |
478 | # but in the result we need cciss/ again | |
479 | # because the caller might want to check the | |
480 | # result again with the original parameter | |
481 | if ($dev =~ m|^cciss!|) { | |
482 | $dev =~ s|^cciss!|cciss/|; | |
483 | } | |
484 | ||
cbba9b5b DC |
485 | $disklist->{$dev} = { |
486 | vendor => $sysdata->{vendor}, | |
865bdbd9 | 487 | model => $data->{model} || $sysdata->{model}, |
cbba9b5b DC |
488 | size => $sysdata->{size}, |
489 | serial => $data->{serial}, | |
490 | gpt => $data->{gpt}, | |
491 | rpm => $data->{rpm}, | |
492 | type => $type, | |
493 | wwn => $data->{wwn}, | |
494 | health => $health, | |
495 | devpath => $devpath, | |
496 | wearout => $wearout, | |
497 | }; | |
498 | ||
499 | my $osdid = -1; | |
e2bd817c | 500 | my $bluestore = 0; |
cbba9b5b DC |
501 | |
502 | my $journal_count = 0; | |
e2bd817c DC |
503 | my $db_count = 0; |
504 | my $wal_count = 0; | |
cbba9b5b DC |
505 | |
506 | my $found_partitions; | |
507 | my $found_lvm; | |
508 | my $found_mountpoints; | |
509 | my $found_zfs; | |
510 | my $found_dm; | |
511 | my $partpath = $devpath; | |
512 | ||
513 | # remove part after last / to | |
514 | # get the base path for the partitions | |
515 | # e.g. from /dev/cciss/c0d0 get /dev/cciss | |
516 | $partpath =~ s/\/[^\/]+$//; | |
517 | ||
518 | dir_glob_foreach("$sysdir", "$dev.+", sub { | |
519 | my ($part) = @_; | |
520 | ||
521 | $found_partitions = 1; | |
522 | ||
523 | if (my $mp = &$dev_is_mounted("$partpath/$part")) { | |
524 | $found_mountpoints = 1; | |
525 | if ($mp =~ m|^/var/lib/ceph/osd/ceph-(\d+)$|) { | |
526 | $osdid = $1; | |
527 | } | |
528 | } | |
529 | ||
530 | if ($lvmlist->{"$partpath/$part"}) { | |
531 | $found_lvm = 1; | |
532 | } | |
533 | ||
534 | if ($zfslist->{"$partpath/$part"}) { | |
535 | $found_zfs = 1; | |
536 | } | |
537 | ||
e2bd817c DC |
538 | if ($journalhash->{"$partpath/$part"}) { |
539 | $journal_count++ if $journalhash->{"$partpath/$part"} == 1; | |
540 | $db_count++ if $journalhash->{"$partpath/$part"} == 2; | |
541 | $wal_count++ if $journalhash->{"$partpath/$part"} == 3; | |
542 | $bluestore = 1 if $journalhash->{"$partpath/$part"} == 4; | |
543 | } | |
cbba9b5b | 544 | |
10a48db5 | 545 | if (!dir_is_empty("$sysdir/$part/holders") && !$found_lvm) { |
cbba9b5b DC |
546 | $found_dm = 1; |
547 | } | |
548 | }); | |
549 | ||
550 | $used = 'mounted' if $found_mountpoints && !$used; | |
551 | $used = 'LVM' if $found_lvm && !$used; | |
552 | $used = 'ZFS' if $found_zfs && !$used; | |
553 | $used = 'Device Mapper' if $found_dm && !$used; | |
554 | $used = 'partitions' if $found_partitions && !$used; | |
555 | ||
556 | # multipath, software raid, etc. | |
557 | # this check comes in last, to show more specific info | |
558 | # if we have it | |
10a48db5 | 559 | $used = 'Device Mapper' if !$used && !dir_is_empty("$sysdir/holders"); |
cbba9b5b DC |
560 | |
561 | $disklist->{$dev}->{used} = $used if $used; | |
562 | $disklist->{$dev}->{osdid} = $osdid; | |
e2bd817c DC |
563 | $disklist->{$dev}->{journals} = $journal_count if $journal_count; |
564 | $disklist->{$dev}->{bluestore} = $bluestore if $osdid != -1; | |
565 | $disklist->{$dev}->{db} = $db_count if $db_count; | |
566 | $disklist->{$dev}->{wal} = $wal_count if $wal_count; | |
cbba9b5b DC |
567 | }); |
568 | ||
569 | return $disklist; | |
570 | ||
571 | } | |
572 | ||
3196c387 WL |
573 | sub get_partnum { |
574 | my ($part_path) = @_; | |
575 | ||
576 | my ($mode, $rdev) = (stat($part_path))[2,6]; | |
577 | ||
578 | next if !$mode || !S_ISBLK($mode) || !$rdev; | |
f2e5018e WB |
579 | my $major = PVE::Tools::dev_t_major($rdev); |
580 | my $minor = PVE::Tools::dev_t_minor($rdev); | |
3196c387 WL |
581 | my $partnum_path = "/sys/dev/block/$major:$minor/"; |
582 | ||
583 | my $partnum; | |
584 | ||
585 | $partnum = file_read_firstline("${partnum_path}partition"); | |
586 | ||
587 | die "Partition does not exists\n" if !defined($partnum); | |
588 | ||
589 | #untaint and ensure it is a int | |
590 | if ($partnum =~ m/(\d+)/) { | |
591 | $partnum = $1; | |
592 | die "Partition number $partnum is invalid\n" if $partnum > 128; | |
593 | } else { | |
594 | die "Failed to get partition number\n"; | |
595 | } | |
596 | ||
597 | return $partnum; | |
598 | } | |
599 | ||
0d28307d WL |
600 | sub get_blockdev { |
601 | my ($part_path) = @_; | |
602 | ||
603 | my $dev = $1 if $part_path =~ m|^/dev/(.*)$|; | |
604 | my $link = readlink "/sys/class/block/$dev"; | |
605 | my $block_dev = $1 if $link =~ m|([^/]*)/$dev$|; | |
606 | ||
607 | die "Can't parse parent device\n" if !defined($block_dev); | |
608 | die "No valid block device\n" if index($dev, $block_dev) == -1; | |
609 | ||
610 | $block_dev = "/dev/$block_dev"; | |
611 | die "Block device does not exsists\n" if !(-b $block_dev); | |
612 | ||
613 | return $block_dev; | |
614 | } | |
615 | ||
e39e8ee2 DC |
616 | sub locked_disk_action { |
617 | my ($sub) = @_; | |
618 | my $res = PVE::Tools::lock_file('/run/lock/pve-diskmanage.lck', undef, $sub); | |
619 | die $@ if $@; | |
620 | return $res; | |
621 | } | |
622 | ||
0370861c | 623 | sub assert_disk_unused { |
76c1e57b DC |
624 | my ($dev) = @_; |
625 | ||
0370861c | 626 | die "device '$dev' is already in use\n" if disk_is_used($dev); |
76c1e57b DC |
627 | |
628 | return undef; | |
629 | } | |
630 | ||
cbba9b5b | 631 | 1; |