]>
Commit | Line | Data |
---|---|---|
1 | package PVE::Cluster; | |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use POSIX qw(EEXIST ENOENT); | |
6 | use File::stat qw(); | |
7 | use Socket; | |
8 | use Storable qw(dclone); | |
9 | use IO::File; | |
10 | use MIME::Base64; | |
11 | use Digest::SHA; | |
12 | use Digest::HMAC_SHA1; | |
13 | use Net::SSLeay; | |
14 | use PVE::Tools qw(run_command); | |
15 | use PVE::INotify; | |
16 | use PVE::IPCC; | |
17 | use PVE::SafeSyslog; | |
18 | use PVE::JSONSchema; | |
19 | use PVE::Network; | |
20 | use JSON; | |
21 | use RRDs; | |
22 | use Encode; | |
23 | use UUID; | |
24 | use base 'Exporter'; | |
25 | ||
26 | our @EXPORT_OK = qw( | |
27 | cfs_read_file | |
28 | cfs_write_file | |
29 | cfs_register_file | |
30 | cfs_lock_file); | |
31 | ||
32 | use Data::Dumper; # fixme: remove | |
33 | ||
34 | # x509 certificate utils | |
35 | ||
36 | my $basedir = "/etc/pve"; | |
37 | my $authdir = "$basedir/priv"; | |
38 | my $lockdir = "/etc/pve/priv/lock"; | |
39 | ||
40 | # cfs and corosync files | |
41 | my $dbfile = "/var/lib/pve-cluster/config.db"; | |
42 | my $dbbackupdir = "/var/lib/pve-cluster/backup"; | |
43 | my $localclusterdir = "/etc/corosync"; | |
44 | my $localclusterconf = "$localclusterdir/corosync.conf"; | |
45 | my $authfile = "$localclusterdir/authkey"; | |
46 | my $clusterconf = "$basedir/corosync.conf"; | |
47 | ||
48 | my $authprivkeyfn = "$authdir/authkey.key"; | |
49 | my $authpubkeyfn = "$basedir/authkey.pub"; | |
50 | my $pveca_key_fn = "$authdir/pve-root-ca.key"; | |
51 | my $pveca_srl_fn = "$authdir/pve-root-ca.srl"; | |
52 | my $pveca_cert_fn = "$basedir/pve-root-ca.pem"; | |
53 | # this is just a secret accessable by the web browser | |
54 | # and is used for CSRF prevention | |
55 | my $pvewww_key_fn = "$basedir/pve-www.key"; | |
56 | ||
57 | # ssh related files | |
58 | my $ssh_rsa_id_priv = "/root/.ssh/id_rsa"; | |
59 | my $ssh_rsa_id = "/root/.ssh/id_rsa.pub"; | |
60 | my $ssh_host_rsa_id = "/etc/ssh/ssh_host_rsa_key.pub"; | |
61 | my $sshglobalknownhosts = "/etc/ssh/ssh_known_hosts"; | |
62 | my $sshknownhosts = "/etc/pve/priv/known_hosts"; | |
63 | my $sshauthkeys = "/etc/pve/priv/authorized_keys"; | |
64 | my $sshd_config_fn = "/etc/ssh/sshd_config"; | |
65 | my $rootsshauthkeys = "/root/.ssh/authorized_keys"; | |
66 | my $rootsshauthkeysbackup = "${rootsshauthkeys}.org"; | |
67 | my $rootsshconfig = "/root/.ssh/config"; | |
68 | ||
69 | my $observed = { | |
70 | 'vzdump.cron' => 1, | |
71 | 'storage.cfg' => 1, | |
72 | 'datacenter.cfg' => 1, | |
73 | 'replication.cfg' => 1, | |
74 | 'corosync.conf' => 1, | |
75 | 'corosync.conf.new' => 1, | |
76 | 'user.cfg' => 1, | |
77 | 'domains.cfg' => 1, | |
78 | 'priv/shadow.cfg' => 1, | |
79 | '/qemu-server/' => 1, | |
80 | '/openvz/' => 1, | |
81 | '/lxc/' => 1, | |
82 | 'ha/crm_commands' => 1, | |
83 | 'ha/manager_status' => 1, | |
84 | 'ha/resources.cfg' => 1, | |
85 | 'ha/groups.cfg' => 1, | |
86 | 'ha/fence.cfg' => 1, | |
87 | 'status.cfg' => 1, | |
88 | }; | |
89 | ||
90 | # only write output if something fails | |
91 | sub run_silent_cmd { | |
92 | my ($cmd) = @_; | |
93 | ||
94 | my $outbuf = ''; | |
95 | ||
96 | my $record_output = sub { | |
97 | $outbuf .= shift; | |
98 | $outbuf .= "\n"; | |
99 | }; | |
100 | ||
101 | eval { | |
102 | PVE::Tools::run_command($cmd, outfunc => $record_output, | |
103 | errfunc => $record_output); | |
104 | }; | |
105 | ||
106 | my $err = $@; | |
107 | ||
108 | if ($err) { | |
109 | print STDERR $outbuf; | |
110 | die $err; | |
111 | } | |
112 | } | |
113 | ||
114 | sub check_cfs_quorum { | |
115 | my ($noerr) = @_; | |
116 | ||
117 | # note: -w filename always return 1 for root, so wee need | |
118 | # to use File::lstat here | |
119 | my $st = File::stat::lstat("$basedir/local"); | |
120 | my $quorate = ($st && (($st->mode & 0200) != 0)); | |
121 | ||
122 | die "cluster not ready - no quorum?\n" if !$quorate && !$noerr; | |
123 | ||
124 | return $quorate; | |
125 | } | |
126 | ||
127 | sub check_cfs_is_mounted { | |
128 | my ($noerr) = @_; | |
129 | ||
130 | my $res = -l "$basedir/local"; | |
131 | ||
132 | die "pve configuration filesystem not mounted\n" | |
133 | if !$res && !$noerr; | |
134 | ||
135 | return $res; | |
136 | } | |
137 | ||
138 | sub gen_local_dirs { | |
139 | my ($nodename) = @_; | |
140 | ||
141 | check_cfs_is_mounted(); | |
142 | ||
143 | my @required_dirs = ( | |
144 | "$basedir/priv", | |
145 | "$basedir/nodes", | |
146 | "$basedir/nodes/$nodename", | |
147 | "$basedir/nodes/$nodename/lxc", | |
148 | "$basedir/nodes/$nodename/qemu-server", | |
149 | "$basedir/nodes/$nodename/openvz", | |
150 | "$basedir/nodes/$nodename/priv"); | |
151 | ||
152 | foreach my $dir (@required_dirs) { | |
153 | if (! -d $dir) { | |
154 | mkdir($dir) || $! == EEXIST || die "unable to create directory '$dir' - $!\n"; | |
155 | } | |
156 | } | |
157 | } | |
158 | ||
159 | sub gen_auth_key { | |
160 | ||
161 | return if -f "$authprivkeyfn"; | |
162 | ||
163 | check_cfs_is_mounted(); | |
164 | ||
165 | mkdir $authdir || $! == EEXIST || die "unable to create dir '$authdir' - $!\n"; | |
166 | ||
167 | run_silent_cmd(['openssl', 'genrsa', '-out', $authprivkeyfn, '2048']); | |
168 | ||
169 | run_silent_cmd(['openssl', 'rsa', '-in', $authprivkeyfn, '-pubout', '-out', $authpubkeyfn]); | |
170 | } | |
171 | ||
172 | sub gen_pveca_key { | |
173 | ||
174 | return if -f $pveca_key_fn; | |
175 | ||
176 | eval { | |
177 | run_silent_cmd(['openssl', 'genrsa', '-out', $pveca_key_fn, '4096']); | |
178 | }; | |
179 | ||
180 | die "unable to generate pve ca key:\n$@" if $@; | |
181 | } | |
182 | ||
183 | sub gen_pveca_cert { | |
184 | ||
185 | if (-f $pveca_key_fn && -f $pveca_cert_fn) { | |
186 | return 0; | |
187 | } | |
188 | ||
189 | gen_pveca_key(); | |
190 | ||
191 | # we try to generate an unique 'subject' to avoid browser problems | |
192 | # (reused serial numbers, ..) | |
193 | my $uuid; | |
194 | UUID::generate($uuid); | |
195 | my $uuid_str; | |
196 | UUID::unparse($uuid, $uuid_str); | |
197 | ||
198 | eval { | |
199 | # wrap openssl with faketime to prevent bug #904 | |
200 | run_silent_cmd(['faketime', 'yesterday', 'openssl', 'req', '-batch', | |
201 | '-days', '3650', '-new', '-x509', '-nodes', '-key', | |
202 | $pveca_key_fn, '-out', $pveca_cert_fn, '-subj', | |
203 | "/CN=Proxmox Virtual Environment/OU=$uuid_str/O=PVE Cluster Manager CA/"]); | |
204 | }; | |
205 | ||
206 | die "generating pve root certificate failed:\n$@" if $@; | |
207 | ||
208 | return 1; | |
209 | } | |
210 | ||
211 | sub gen_pve_ssl_key { | |
212 | my ($nodename) = @_; | |
213 | ||
214 | die "no node name specified" if !$nodename; | |
215 | ||
216 | my $pvessl_key_fn = "$basedir/nodes/$nodename/pve-ssl.key"; | |
217 | ||
218 | return if -f $pvessl_key_fn; | |
219 | ||
220 | eval { | |
221 | run_silent_cmd(['openssl', 'genrsa', '-out', $pvessl_key_fn, '2048']); | |
222 | }; | |
223 | ||
224 | die "unable to generate pve ssl key for node '$nodename':\n$@" if $@; | |
225 | } | |
226 | ||
227 | sub gen_pve_www_key { | |
228 | ||
229 | return if -f $pvewww_key_fn; | |
230 | ||
231 | eval { | |
232 | run_silent_cmd(['openssl', 'genrsa', '-out', $pvewww_key_fn, '2048']); | |
233 | }; | |
234 | ||
235 | die "unable to generate pve www key:\n$@" if $@; | |
236 | } | |
237 | ||
238 | sub update_serial { | |
239 | my ($serial) = @_; | |
240 | ||
241 | PVE::Tools::file_set_contents($pveca_srl_fn, $serial); | |
242 | } | |
243 | ||
244 | sub gen_pve_ssl_cert { | |
245 | my ($force, $nodename, $ip) = @_; | |
246 | ||
247 | die "no node name specified" if !$nodename; | |
248 | die "no IP specified" if !$ip; | |
249 | ||
250 | my $pvessl_cert_fn = "$basedir/nodes/$nodename/pve-ssl.pem"; | |
251 | ||
252 | return if !$force && -f $pvessl_cert_fn; | |
253 | ||
254 | my $names = "IP:127.0.0.1,IP:::1,DNS:localhost"; | |
255 | ||
256 | my $rc = PVE::INotify::read_file('resolvconf'); | |
257 | ||
258 | $names .= ",IP:$ip"; | |
259 | ||
260 | my $fqdn = $nodename; | |
261 | ||
262 | $names .= ",DNS:$nodename"; | |
263 | ||
264 | if ($rc && $rc->{search}) { | |
265 | $fqdn = $nodename . "." . $rc->{search}; | |
266 | $names .= ",DNS:$fqdn"; | |
267 | } | |
268 | ||
269 | my $sslconf = <<__EOD; | |
270 | RANDFILE = /root/.rnd | |
271 | extensions = v3_req | |
272 | ||
273 | [ req ] | |
274 | default_bits = 2048 | |
275 | distinguished_name = req_distinguished_name | |
276 | req_extensions = v3_req | |
277 | prompt = no | |
278 | string_mask = nombstr | |
279 | ||
280 | [ req_distinguished_name ] | |
281 | organizationalUnitName = PVE Cluster Node | |
282 | organizationName = Proxmox Virtual Environment | |
283 | commonName = $fqdn | |
284 | ||
285 | [ v3_req ] | |
286 | basicConstraints = CA:FALSE | |
287 | extendedKeyUsage = serverAuth | |
288 | subjectAltName = $names | |
289 | __EOD | |
290 | ||
291 | my $cfgfn = "/tmp/pvesslconf-$$.tmp"; | |
292 | my $fh = IO::File->new ($cfgfn, "w"); | |
293 | print $fh $sslconf; | |
294 | close ($fh); | |
295 | ||
296 | my $reqfn = "/tmp/pvecertreq-$$.tmp"; | |
297 | unlink $reqfn; | |
298 | ||
299 | my $pvessl_key_fn = "$basedir/nodes/$nodename/pve-ssl.key"; | |
300 | eval { | |
301 | run_silent_cmd(['openssl', 'req', '-batch', '-new', '-config', $cfgfn, | |
302 | '-key', $pvessl_key_fn, '-out', $reqfn]); | |
303 | }; | |
304 | ||
305 | if (my $err = $@) { | |
306 | unlink $reqfn; | |
307 | unlink $cfgfn; | |
308 | die "unable to generate pve certificate request:\n$err"; | |
309 | } | |
310 | ||
311 | update_serial("0000000000000000") if ! -f $pveca_srl_fn; | |
312 | ||
313 | eval { | |
314 | # wrap openssl with faketime to prevent bug #904 | |
315 | run_silent_cmd(['faketime', 'yesterday', 'openssl', 'x509', '-req', | |
316 | '-in', $reqfn, '-days', '3650', '-out', $pvessl_cert_fn, | |
317 | '-CAkey', $pveca_key_fn, '-CA', $pveca_cert_fn, | |
318 | '-CAserial', $pveca_srl_fn, '-extfile', $cfgfn]); | |
319 | }; | |
320 | ||
321 | if (my $err = $@) { | |
322 | unlink $reqfn; | |
323 | unlink $cfgfn; | |
324 | die "unable to generate pve ssl certificate:\n$err"; | |
325 | } | |
326 | ||
327 | unlink $cfgfn; | |
328 | unlink $reqfn; | |
329 | } | |
330 | ||
331 | sub gen_pve_node_files { | |
332 | my ($nodename, $ip, $opt_force) = @_; | |
333 | ||
334 | gen_local_dirs($nodename); | |
335 | ||
336 | gen_auth_key(); | |
337 | ||
338 | # make sure we have a (cluster wide) secret | |
339 | # for CSRFR prevention | |
340 | gen_pve_www_key(); | |
341 | ||
342 | # make sure we have a (per node) private key | |
343 | gen_pve_ssl_key($nodename); | |
344 | ||
345 | # make sure we have a CA | |
346 | my $force = gen_pveca_cert(); | |
347 | ||
348 | $force = 1 if $opt_force; | |
349 | ||
350 | gen_pve_ssl_cert($force, $nodename, $ip); | |
351 | } | |
352 | ||
353 | my $vzdump_cron_dummy = <<__EOD; | |
354 | # cluster wide vzdump cron schedule | |
355 | # Atomatically generated file - do not edit | |
356 | ||
357 | PATH="/usr/sbin:/usr/bin:/sbin:/bin" | |
358 | ||
359 | __EOD | |
360 | ||
361 | sub gen_pve_vzdump_symlink { | |
362 | ||
363 | my $filename = "/etc/pve/vzdump.cron"; | |
364 | ||
365 | my $link_fn = "/etc/cron.d/vzdump"; | |
366 | ||
367 | if ((-f $filename) && (! -l $link_fn)) { | |
368 | rename($link_fn, "/root/etc_cron_vzdump.org"); # make backup if file exists | |
369 | symlink($filename, $link_fn); | |
370 | } | |
371 | } | |
372 | ||
373 | sub gen_pve_vzdump_files { | |
374 | ||
375 | my $filename = "/etc/pve/vzdump.cron"; | |
376 | ||
377 | PVE::Tools::file_set_contents($filename, $vzdump_cron_dummy) | |
378 | if ! -f $filename; | |
379 | ||
380 | gen_pve_vzdump_symlink(); | |
381 | }; | |
382 | ||
383 | my $versions = {}; | |
384 | my $vmlist = {}; | |
385 | my $clinfo = {}; | |
386 | ||
387 | my $ipcc_send_rec = sub { | |
388 | my ($msgid, $data) = @_; | |
389 | ||
390 | my $res = PVE::IPCC::ipcc_send_rec($msgid, $data); | |
391 | ||
392 | die "ipcc_send_rec[$msgid] failed: $!\n" if !defined($res) && ($! != 0); | |
393 | ||
394 | return $res; | |
395 | }; | |
396 | ||
397 | my $ipcc_send_rec_json = sub { | |
398 | my ($msgid, $data) = @_; | |
399 | ||
400 | my $res = PVE::IPCC::ipcc_send_rec($msgid, $data); | |
401 | ||
402 | die "ipcc_send_rec[$msgid] failed: $!\n" if !defined($res) && ($! != 0); | |
403 | ||
404 | return decode_json($res); | |
405 | }; | |
406 | ||
407 | my $ipcc_get_config = sub { | |
408 | my ($path) = @_; | |
409 | ||
410 | my $bindata = pack "Z*", $path; | |
411 | my $res = PVE::IPCC::ipcc_send_rec(6, $bindata); | |
412 | if (!defined($res)) { | |
413 | if ($! != 0) { | |
414 | return undef if $! == ENOENT; | |
415 | die "$!\n"; | |
416 | } | |
417 | return ''; | |
418 | } | |
419 | ||
420 | return $res; | |
421 | }; | |
422 | ||
423 | my $ipcc_get_status = sub { | |
424 | my ($name, $nodename) = @_; | |
425 | ||
426 | my $bindata = pack "Z[256]Z[256]", $name, ($nodename || ""); | |
427 | return PVE::IPCC::ipcc_send_rec(5, $bindata); | |
428 | }; | |
429 | ||
430 | my $ipcc_update_status = sub { | |
431 | my ($name, $data) = @_; | |
432 | ||
433 | my $raw = ref($data) ? encode_json($data) : $data; | |
434 | # update status | |
435 | my $bindata = pack "Z[256]Z*", $name, $raw; | |
436 | ||
437 | return &$ipcc_send_rec(4, $bindata); | |
438 | }; | |
439 | ||
440 | my $ipcc_log = sub { | |
441 | my ($priority, $ident, $tag, $msg) = @_; | |
442 | ||
443 | my $bindata = pack "CCCZ*Z*Z*", $priority, bytes::length($ident) + 1, | |
444 | bytes::length($tag) + 1, $ident, $tag, $msg; | |
445 | ||
446 | return &$ipcc_send_rec(7, $bindata); | |
447 | }; | |
448 | ||
449 | my $ipcc_get_cluster_log = sub { | |
450 | my ($user, $max) = @_; | |
451 | ||
452 | $max = 0 if !defined($max); | |
453 | ||
454 | my $bindata = pack "VVVVZ*", $max, 0, 0, 0, ($user || ""); | |
455 | return &$ipcc_send_rec(8, $bindata); | |
456 | }; | |
457 | ||
458 | my $ccache = {}; | |
459 | ||
460 | sub cfs_update { | |
461 | my ($fail) = @_; | |
462 | eval { | |
463 | my $res = &$ipcc_send_rec_json(1); | |
464 | #warn "GOT1: " . Dumper($res); | |
465 | die "no starttime\n" if !$res->{starttime}; | |
466 | ||
467 | if (!$res->{starttime} || !$versions->{starttime} || | |
468 | $res->{starttime} != $versions->{starttime}) { | |
469 | #print "detected changed starttime\n"; | |
470 | $vmlist = {}; | |
471 | $clinfo = {}; | |
472 | $ccache = {}; | |
473 | } | |
474 | ||
475 | $versions = $res; | |
476 | }; | |
477 | my $err = $@; | |
478 | if ($err) { | |
479 | $versions = {}; | |
480 | $vmlist = {}; | |
481 | $clinfo = {}; | |
482 | $ccache = {}; | |
483 | die $err if $fail; | |
484 | warn $err; | |
485 | } | |
486 | ||
487 | eval { | |
488 | if (!$clinfo->{version} || $clinfo->{version} != $versions->{clinfo}) { | |
489 | #warn "detected new clinfo\n"; | |
490 | $clinfo = &$ipcc_send_rec_json(2); | |
491 | } | |
492 | }; | |
493 | $err = $@; | |
494 | if ($err) { | |
495 | $clinfo = {}; | |
496 | die $err if $fail; | |
497 | warn $err; | |
498 | } | |
499 | ||
500 | eval { | |
501 | if (!$vmlist->{version} || $vmlist->{version} != $versions->{vmlist}) { | |
502 | #warn "detected new vmlist1\n"; | |
503 | $vmlist = &$ipcc_send_rec_json(3); | |
504 | } | |
505 | }; | |
506 | $err = $@; | |
507 | if ($err) { | |
508 | $vmlist = {}; | |
509 | die $err if $fail; | |
510 | warn $err; | |
511 | } | |
512 | } | |
513 | ||
514 | sub get_vmlist { | |
515 | return $vmlist; | |
516 | } | |
517 | ||
518 | sub get_clinfo { | |
519 | return $clinfo; | |
520 | } | |
521 | ||
522 | sub get_members { | |
523 | return $clinfo->{nodelist}; | |
524 | } | |
525 | ||
526 | sub get_nodelist { | |
527 | ||
528 | my $nodelist = $clinfo->{nodelist}; | |
529 | ||
530 | my $result = []; | |
531 | ||
532 | my $nodename = PVE::INotify::nodename(); | |
533 | ||
534 | if (!$nodelist || !$nodelist->{$nodename}) { | |
535 | return [ $nodename ]; | |
536 | } | |
537 | ||
538 | return [ keys %$nodelist ]; | |
539 | } | |
540 | ||
541 | # $data must be a chronological descending ordered array of tasks | |
542 | sub broadcast_tasklist { | |
543 | my ($data) = @_; | |
544 | ||
545 | # the serialized list may not get bigger than 32kb (CFS_MAX_STATUS_SIZE | |
546 | # from pmxcfs) - drop older items until we satisfy this constraint | |
547 | my $size = length(encode_json($data)); | |
548 | while ($size >= (32 * 1024)) { | |
549 | pop @$data; | |
550 | $size = length(encode_json($data)); | |
551 | } | |
552 | ||
553 | eval { | |
554 | &$ipcc_update_status("tasklist", $data); | |
555 | }; | |
556 | ||
557 | warn $@ if $@; | |
558 | } | |
559 | ||
560 | my $tasklistcache = {}; | |
561 | ||
562 | sub get_tasklist { | |
563 | my ($nodename) = @_; | |
564 | ||
565 | my $kvstore = $versions->{kvstore} || {}; | |
566 | ||
567 | my $nodelist = get_nodelist(); | |
568 | ||
569 | my $res = []; | |
570 | foreach my $node (@$nodelist) { | |
571 | next if $nodename && ($nodename ne $node); | |
572 | eval { | |
573 | my $ver = $kvstore->{$node}->{tasklist} if $kvstore->{$node}; | |
574 | my $cd = $tasklistcache->{$node}; | |
575 | if (!$cd || !$ver || !$cd->{version} || | |
576 | ($cd->{version} != $ver)) { | |
577 | my $raw = &$ipcc_get_status("tasklist", $node) || '[]'; | |
578 | my $data = decode_json($raw); | |
579 | push @$res, @$data; | |
580 | $cd = $tasklistcache->{$node} = { | |
581 | data => $data, | |
582 | version => $ver, | |
583 | }; | |
584 | } elsif ($cd && $cd->{data}) { | |
585 | push @$res, @{$cd->{data}}; | |
586 | } | |
587 | }; | |
588 | my $err = $@; | |
589 | syslog('err', $err) if $err; | |
590 | } | |
591 | ||
592 | return $res; | |
593 | } | |
594 | ||
595 | sub broadcast_rrd { | |
596 | my ($rrdid, $data) = @_; | |
597 | ||
598 | eval { | |
599 | &$ipcc_update_status("rrd/$rrdid", $data); | |
600 | }; | |
601 | my $err = $@; | |
602 | ||
603 | warn $err if $err; | |
604 | } | |
605 | ||
606 | my $last_rrd_dump = 0; | |
607 | my $last_rrd_data = ""; | |
608 | ||
609 | sub rrd_dump { | |
610 | ||
611 | my $ctime = time(); | |
612 | ||
613 | my $diff = $ctime - $last_rrd_dump; | |
614 | if ($diff < 2) { | |
615 | return $last_rrd_data; | |
616 | } | |
617 | ||
618 | my $raw; | |
619 | eval { | |
620 | $raw = &$ipcc_send_rec(10); | |
621 | }; | |
622 | my $err = $@; | |
623 | ||
624 | if ($err) { | |
625 | warn $err; | |
626 | return {}; | |
627 | } | |
628 | ||
629 | my $res = {}; | |
630 | ||
631 | if ($raw) { | |
632 | while ($raw =~ s/^(.*)\n//) { | |
633 | my ($key, @ela) = split(/:/, $1); | |
634 | next if !$key; | |
635 | next if !(scalar(@ela) > 1); | |
636 | $res->{$key} = [ map { $_ eq 'U' ? undef : $_ } @ela ]; | |
637 | } | |
638 | } | |
639 | ||
640 | $last_rrd_dump = $ctime; | |
641 | $last_rrd_data = $res; | |
642 | ||
643 | return $res; | |
644 | } | |
645 | ||
646 | sub create_rrd_data { | |
647 | my ($rrdname, $timeframe, $cf) = @_; | |
648 | ||
649 | my $rrddir = "/var/lib/rrdcached/db"; | |
650 | ||
651 | my $rrd = "$rrddir/$rrdname"; | |
652 | ||
653 | my $setup = { | |
654 | hour => [ 60, 70 ], | |
655 | day => [ 60*30, 70 ], | |
656 | week => [ 60*180, 70 ], | |
657 | month => [ 60*720, 70 ], | |
658 | year => [ 60*10080, 70 ], | |
659 | }; | |
660 | ||
661 | my ($reso, $count) = @{$setup->{$timeframe}}; | |
662 | my $ctime = $reso*int(time()/$reso); | |
663 | my $req_start = $ctime - $reso*$count; | |
664 | ||
665 | $cf = "AVERAGE" if !$cf; | |
666 | ||
667 | my @args = ( | |
668 | "-s" => $req_start, | |
669 | "-e" => $ctime - 1, | |
670 | "-r" => $reso, | |
671 | ); | |
672 | ||
673 | my $socket = "/var/run/rrdcached.sock"; | |
674 | push @args, "--daemon" => "unix:$socket" if -S $socket; | |
675 | ||
676 | my ($start, $step, $names, $data) = RRDs::fetch($rrd, $cf, @args); | |
677 | ||
678 | my $err = RRDs::error; | |
679 | die "RRD error: $err\n" if $err; | |
680 | ||
681 | die "got wrong time resolution ($step != $reso)\n" | |
682 | if $step != $reso; | |
683 | ||
684 | my $res = []; | |
685 | my $fields = scalar(@$names); | |
686 | for my $line (@$data) { | |
687 | my $entry = { 'time' => $start }; | |
688 | $start += $step; | |
689 | for (my $i = 0; $i < $fields; $i++) { | |
690 | my $name = $names->[$i]; | |
691 | if (defined(my $val = $line->[$i])) { | |
692 | $entry->{$name} = $val; | |
693 | } else { | |
694 | # leave empty fields undefined | |
695 | # maybe make this configurable? | |
696 | } | |
697 | } | |
698 | push @$res, $entry; | |
699 | } | |
700 | ||
701 | return $res; | |
702 | } | |
703 | ||
704 | sub create_rrd_graph { | |
705 | my ($rrdname, $timeframe, $ds, $cf) = @_; | |
706 | ||
707 | # Using RRD graph is clumsy - maybe it | |
708 | # is better to simply fetch the data, and do all display | |
709 | # related things with javascript (new extjs html5 graph library). | |
710 | ||
711 | my $rrddir = "/var/lib/rrdcached/db"; | |
712 | ||
713 | my $rrd = "$rrddir/$rrdname"; | |
714 | ||
715 | my @ids = PVE::Tools::split_list($ds); | |
716 | ||
717 | my $ds_txt = join('_', @ids); | |
718 | ||
719 | my $filename = "${rrd}_${ds_txt}.png"; | |
720 | ||
721 | my $setup = { | |
722 | hour => [ 60, 60 ], | |
723 | day => [ 60*30, 70 ], | |
724 | week => [ 60*180, 70 ], | |
725 | month => [ 60*720, 70 ], | |
726 | year => [ 60*10080, 70 ], | |
727 | }; | |
728 | ||
729 | my ($reso, $count) = @{$setup->{$timeframe}}; | |
730 | ||
731 | my @args = ( | |
732 | "--imgformat" => "PNG", | |
733 | "--border" => 0, | |
734 | "--height" => 200, | |
735 | "--width" => 800, | |
736 | "--start" => - $reso*$count, | |
737 | "--end" => 'now' , | |
738 | "--lower-limit" => 0, | |
739 | ); | |
740 | ||
741 | my $socket = "/var/run/rrdcached.sock"; | |
742 | push @args, "--daemon" => "unix:$socket" if -S $socket; | |
743 | ||
744 | my @coldef = ('#00ddff', '#ff0000'); | |
745 | ||
746 | $cf = "AVERAGE" if !$cf; | |
747 | ||
748 | my $i = 0; | |
749 | foreach my $id (@ids) { | |
750 | my $col = $coldef[$i++] || die "fixme: no color definition"; | |
751 | push @args, "DEF:${id}=$rrd:${id}:$cf"; | |
752 | my $dataid = $id; | |
753 | if ($id eq 'cpu' || $id eq 'iowait') { | |
754 | push @args, "CDEF:${id}_per=${id},100,*"; | |
755 | $dataid = "${id}_per"; | |
756 | } | |
757 | push @args, "LINE2:${dataid}${col}:${id}"; | |
758 | } | |
759 | ||
760 | push @args, '--full-size-mode'; | |
761 | ||
762 | # we do not really store data into the file | |
763 | my $res = RRDs::graphv('-', @args); | |
764 | ||
765 | my $err = RRDs::error; | |
766 | die "RRD error: $err\n" if $err; | |
767 | ||
768 | return { filename => $filename, image => $res->{image} }; | |
769 | } | |
770 | ||
771 | # a fast way to read files (avoid fuse overhead) | |
772 | sub get_config { | |
773 | my ($path) = @_; | |
774 | ||
775 | return &$ipcc_get_config($path); | |
776 | } | |
777 | ||
778 | sub get_cluster_log { | |
779 | my ($user, $max) = @_; | |
780 | ||
781 | return &$ipcc_get_cluster_log($user, $max); | |
782 | } | |
783 | ||
784 | my $file_info = {}; | |
785 | ||
786 | sub cfs_register_file { | |
787 | my ($filename, $parser, $writer) = @_; | |
788 | ||
789 | $observed->{$filename} || die "unknown file '$filename'"; | |
790 | ||
791 | die "file '$filename' already registered" if $file_info->{$filename}; | |
792 | ||
793 | $file_info->{$filename} = { | |
794 | parser => $parser, | |
795 | writer => $writer, | |
796 | }; | |
797 | } | |
798 | ||
799 | my $ccache_read = sub { | |
800 | my ($filename, $parser, $version) = @_; | |
801 | ||
802 | $ccache->{$filename} = {} if !$ccache->{$filename}; | |
803 | ||
804 | my $ci = $ccache->{$filename}; | |
805 | ||
806 | if (!$ci->{version} || !$version || $ci->{version} != $version) { | |
807 | # we always call the parser, even when the file does not exists | |
808 | # (in that case $data is undef) | |
809 | my $data = get_config($filename); | |
810 | $ci->{data} = &$parser("/etc/pve/$filename", $data); | |
811 | $ci->{version} = $version; | |
812 | } | |
813 | ||
814 | my $res = ref($ci->{data}) ? dclone($ci->{data}) : $ci->{data}; | |
815 | ||
816 | return $res; | |
817 | }; | |
818 | ||
819 | sub cfs_file_version { | |
820 | my ($filename) = @_; | |
821 | ||
822 | my $version; | |
823 | my $infotag; | |
824 | if ($filename =~ m!^nodes/[^/]+/(openvz|lxc|qemu-server)/(\d+)\.conf$!) { | |
825 | my ($type, $vmid) = ($1, $2); | |
826 | if ($vmlist && $vmlist->{ids} && $vmlist->{ids}->{$vmid}) { | |
827 | $version = $vmlist->{ids}->{$vmid}->{version}; | |
828 | } | |
829 | $infotag = "/$type/"; | |
830 | } else { | |
831 | $infotag = $filename; | |
832 | $version = $versions->{$filename}; | |
833 | } | |
834 | ||
835 | my $info = $file_info->{$infotag} || | |
836 | die "unknown file type '$filename'\n"; | |
837 | ||
838 | return wantarray ? ($version, $info) : $version; | |
839 | } | |
840 | ||
841 | sub cfs_read_file { | |
842 | my ($filename) = @_; | |
843 | ||
844 | my ($version, $info) = cfs_file_version($filename); | |
845 | my $parser = $info->{parser}; | |
846 | ||
847 | return &$ccache_read($filename, $parser, $version); | |
848 | } | |
849 | ||
850 | sub cfs_write_file { | |
851 | my ($filename, $data) = @_; | |
852 | ||
853 | my ($version, $info) = cfs_file_version($filename); | |
854 | ||
855 | my $writer = $info->{writer} || die "no writer defined"; | |
856 | ||
857 | my $fsname = "/etc/pve/$filename"; | |
858 | ||
859 | my $raw = &$writer($fsname, $data); | |
860 | ||
861 | if (my $ci = $ccache->{$filename}) { | |
862 | $ci->{version} = undef; | |
863 | } | |
864 | ||
865 | PVE::Tools::file_set_contents($fsname, $raw); | |
866 | } | |
867 | ||
868 | my $cfs_lock = sub { | |
869 | my ($lockid, $timeout, $code, @param) = @_; | |
870 | ||
871 | my $prev_alarm = alarm(0); # suspend outer alarm early | |
872 | ||
873 | my $res; | |
874 | my $got_lock = 0; | |
875 | ||
876 | # this timeout is for aquire the lock | |
877 | $timeout = 10 if !$timeout; | |
878 | ||
879 | my $filename = "$lockdir/$lockid"; | |
880 | ||
881 | eval { | |
882 | ||
883 | mkdir $lockdir; | |
884 | ||
885 | if (! -d $lockdir) { | |
886 | die "pve cluster filesystem not online.\n"; | |
887 | } | |
888 | ||
889 | my $timeout_err = sub { die "got lock request timeout\n"; }; | |
890 | local $SIG{ALRM} = $timeout_err; | |
891 | ||
892 | while (1) { | |
893 | alarm ($timeout); | |
894 | $got_lock = mkdir($filename); | |
895 | $timeout = alarm(0) - 1; # we'll sleep for 1s, see down below | |
896 | ||
897 | last if $got_lock; | |
898 | ||
899 | $timeout_err->() if $timeout <= 0; | |
900 | ||
901 | print STDERR "trying to aquire cfs lock '$lockid' ...\n"; | |
902 | utime (0, 0, $filename); # cfs unlock request | |
903 | sleep(1); | |
904 | } | |
905 | ||
906 | # fixed command timeout: cfs locks have a timeout of 120 | |
907 | # using 60 gives us another 60 seconds to abort the task | |
908 | local $SIG{ALRM} = sub { die "got lock timeout - aborting command\n"; }; | |
909 | alarm(60); | |
910 | ||
911 | cfs_update(); # make sure we read latest versions inside code() | |
912 | ||
913 | $res = &$code(@param); | |
914 | ||
915 | alarm(0); | |
916 | }; | |
917 | ||
918 | my $err = $@; | |
919 | ||
920 | $err = "no quorum!\n" if !$got_lock && !check_cfs_quorum(1); | |
921 | ||
922 | rmdir $filename if $got_lock; # if we held the lock always unlock again | |
923 | ||
924 | alarm($prev_alarm); | |
925 | ||
926 | if ($err) { | |
927 | $@ = "error with cfs lock '$lockid': $err"; | |
928 | return undef; | |
929 | } | |
930 | ||
931 | $@ = undef; | |
932 | ||
933 | return $res; | |
934 | }; | |
935 | ||
936 | sub cfs_lock_file { | |
937 | my ($filename, $timeout, $code, @param) = @_; | |
938 | ||
939 | my $info = $observed->{$filename} || die "unknown file '$filename'"; | |
940 | ||
941 | my $lockid = "file-$filename"; | |
942 | $lockid =~ s/[.\/]/_/g; | |
943 | ||
944 | &$cfs_lock($lockid, $timeout, $code, @param); | |
945 | } | |
946 | ||
947 | sub cfs_lock_storage { | |
948 | my ($storeid, $timeout, $code, @param) = @_; | |
949 | ||
950 | my $lockid = "storage-$storeid"; | |
951 | ||
952 | &$cfs_lock($lockid, $timeout, $code, @param); | |
953 | } | |
954 | ||
955 | sub cfs_lock_domain { | |
956 | my ($domainname, $timeout, $code, @param) = @_; | |
957 | ||
958 | my $lockid = "domain-$domainname"; | |
959 | ||
960 | &$cfs_lock($lockid, $timeout, $code, @param); | |
961 | } | |
962 | ||
963 | my $log_levels = { | |
964 | "emerg" => 0, | |
965 | "alert" => 1, | |
966 | "crit" => 2, | |
967 | "critical" => 2, | |
968 | "err" => 3, | |
969 | "error" => 3, | |
970 | "warn" => 4, | |
971 | "warning" => 4, | |
972 | "notice" => 5, | |
973 | "info" => 6, | |
974 | "debug" => 7, | |
975 | }; | |
976 | ||
977 | sub log_msg { | |
978 | my ($priority, $ident, $msg) = @_; | |
979 | ||
980 | if (my $tmp = $log_levels->{$priority}) { | |
981 | $priority = $tmp; | |
982 | } | |
983 | ||
984 | die "need numeric log priority" if $priority !~ /^\d+$/; | |
985 | ||
986 | my $tag = PVE::SafeSyslog::tag(); | |
987 | ||
988 | $msg = "empty message" if !$msg; | |
989 | ||
990 | $ident = "" if !$ident; | |
991 | $ident = encode("ascii", $ident, | |
992 | sub { sprintf "\\u%04x", shift }); | |
993 | ||
994 | my $ascii = encode("ascii", $msg, sub { sprintf "\\u%04x", shift }); | |
995 | ||
996 | if ($ident) { | |
997 | syslog($priority, "<%s> %s", $ident, $ascii); | |
998 | } else { | |
999 | syslog($priority, "%s", $ascii); | |
1000 | } | |
1001 | ||
1002 | eval { &$ipcc_log($priority, $ident, $tag, $ascii); }; | |
1003 | ||
1004 | syslog("err", "writing cluster log failed: $@") if $@; | |
1005 | } | |
1006 | ||
1007 | sub check_vmid_unused { | |
1008 | my ($vmid, $noerr) = @_; | |
1009 | ||
1010 | my $vmlist = get_vmlist(); | |
1011 | ||
1012 | my $d = $vmlist->{ids}->{$vmid}; | |
1013 | return 1 if !defined($d); | |
1014 | ||
1015 | return undef if $noerr; | |
1016 | ||
1017 | my $vmtypestr = $d->{type} eq 'qemu' ? 'VM' : 'CT'; | |
1018 | die "$vmtypestr $vmid already exists on node '$d->{node}'\n"; | |
1019 | } | |
1020 | ||
1021 | sub check_node_exists { | |
1022 | my ($nodename, $noerr) = @_; | |
1023 | ||
1024 | my $nodelist = $clinfo->{nodelist}; | |
1025 | return 1 if $nodelist && $nodelist->{$nodename}; | |
1026 | ||
1027 | return undef if $noerr; | |
1028 | ||
1029 | die "no such cluster node '$nodename'\n"; | |
1030 | } | |
1031 | ||
1032 | # this is also used to get the IP of the local node | |
1033 | sub remote_node_ip { | |
1034 | my ($nodename, $noerr) = @_; | |
1035 | ||
1036 | my $nodelist = $clinfo->{nodelist}; | |
1037 | if ($nodelist && $nodelist->{$nodename}) { | |
1038 | if (my $ip = $nodelist->{$nodename}->{ip}) { | |
1039 | return $ip if !wantarray; | |
1040 | my $family = $nodelist->{$nodename}->{address_family}; | |
1041 | if (!$family) { | |
1042 | $nodelist->{$nodename}->{address_family} = | |
1043 | $family = | |
1044 | PVE::Tools::get_host_address_family($ip); | |
1045 | } | |
1046 | return wantarray ? ($ip, $family) : $ip; | |
1047 | } | |
1048 | } | |
1049 | ||
1050 | # fallback: try to get IP by other means | |
1051 | return PVE::Network::get_ip_from_hostname($nodename, $noerr); | |
1052 | } | |
1053 | ||
1054 | sub get_local_migration_ip { | |
1055 | my ($migration_network, $noerr) = @_; | |
1056 | ||
1057 | my $cidr = $migration_network; | |
1058 | ||
1059 | if (!defined($cidr)) { | |
1060 | my $dc_conf = cfs_read_file('datacenter.cfg'); | |
1061 | $cidr = $dc_conf->{migration}->{network} | |
1062 | if defined($dc_conf->{migration}->{network}); | |
1063 | } | |
1064 | ||
1065 | if (defined($cidr)) { | |
1066 | my $ips = PVE::Network::get_local_ip_from_cidr($cidr); | |
1067 | ||
1068 | die "could not get migration ip: no IP address configured on local " . | |
1069 | "node for network '$cidr'\n" if !$noerr && (scalar(@$ips) == 0); | |
1070 | ||
1071 | die "could not get migration ip: multiple IP address configured for " . | |
1072 | "network '$cidr'\n" if !$noerr && (scalar(@$ips) > 1); | |
1073 | ||
1074 | return @$ips[0]; | |
1075 | } | |
1076 | ||
1077 | return undef; | |
1078 | }; | |
1079 | ||
1080 | # ssh related utility functions | |
1081 | ||
1082 | sub ssh_merge_keys { | |
1083 | # remove duplicate keys in $sshauthkeys | |
1084 | # ssh-copy-id simply add keys, so the file can grow to large | |
1085 | ||
1086 | my $data = ''; | |
1087 | if (-f $sshauthkeys) { | |
1088 | $data = PVE::Tools::file_get_contents($sshauthkeys, 128*1024); | |
1089 | chomp($data); | |
1090 | } | |
1091 | ||
1092 | my $found_backup; | |
1093 | if (-f $rootsshauthkeysbackup) { | |
1094 | $data .= "\n"; | |
1095 | $data .= PVE::Tools::file_get_contents($rootsshauthkeysbackup, 128*1024); | |
1096 | chomp($data); | |
1097 | $found_backup = 1; | |
1098 | } | |
1099 | ||
1100 | # always add ourself | |
1101 | if (-f $ssh_rsa_id) { | |
1102 | my $pub = PVE::Tools::file_get_contents($ssh_rsa_id); | |
1103 | chomp($pub); | |
1104 | $data .= "\n$pub\n"; | |
1105 | } | |
1106 | ||
1107 | my $newdata = ""; | |
1108 | my $vhash = {}; | |
1109 | my @lines = split(/\n/, $data); | |
1110 | foreach my $line (@lines) { | |
1111 | if ($line !~ /^#/ && $line =~ m/(^|\s)ssh-(rsa|dsa)\s+(\S+)\s+\S+$/) { | |
1112 | next if $vhash->{$3}++; | |
1113 | } | |
1114 | $newdata .= "$line\n"; | |
1115 | } | |
1116 | ||
1117 | PVE::Tools::file_set_contents($sshauthkeys, $newdata, 0600); | |
1118 | ||
1119 | if ($found_backup && -l $rootsshauthkeys) { | |
1120 | # everything went well, so we can remove the backup | |
1121 | unlink $rootsshauthkeysbackup; | |
1122 | } | |
1123 | } | |
1124 | ||
1125 | sub setup_sshd_config { | |
1126 | my () = @_; | |
1127 | ||
1128 | my $conf = PVE::Tools::file_get_contents($sshd_config_fn); | |
1129 | ||
1130 | return if $conf =~ m/^PermitRootLogin\s+yes\s*$/m; | |
1131 | ||
1132 | if ($conf !~ s/^#?PermitRootLogin.*$/PermitRootLogin yes/m) { | |
1133 | chomp $conf; | |
1134 | $conf .= "\nPermitRootLogin yes\n"; | |
1135 | } | |
1136 | ||
1137 | PVE::Tools::file_set_contents($sshd_config_fn, $conf); | |
1138 | ||
1139 | PVE::Tools::run_command(['systemctl', 'reload-or-restart', 'sshd']); | |
1140 | } | |
1141 | ||
1142 | sub setup_rootsshconfig { | |
1143 | ||
1144 | # create ssh key if it does not exist | |
1145 | if (! -f $ssh_rsa_id) { | |
1146 | mkdir '/root/.ssh/'; | |
1147 | system ("echo|ssh-keygen -t rsa -N '' -b 2048 -f ${ssh_rsa_id_priv}"); | |
1148 | } | |
1149 | ||
1150 | # create ssh config if it does not exist | |
1151 | if (! -f $rootsshconfig) { | |
1152 | mkdir '/root/.ssh'; | |
1153 | if (my $fh = IO::File->new($rootsshconfig, O_CREAT|O_WRONLY|O_EXCL, 0640)) { | |
1154 | # this is the default ciphers list from Debian's OpenSSH package (OpenSSH_7.4p1 Debian-10, OpenSSL 1.0.2k 26 Jan 2017) | |
1155 | # changed order to put AES before Chacha20 (most hardware has AESNI) | |
1156 | print $fh "Ciphers aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm\@openssh.com,aes256-gcm\@openssh.com,chacha20-poly1305\@openssh.com\n"; | |
1157 | close($fh); | |
1158 | } | |
1159 | } | |
1160 | } | |
1161 | ||
1162 | sub setup_ssh_keys { | |
1163 | ||
1164 | mkdir $authdir; | |
1165 | ||
1166 | my $import_ok; | |
1167 | ||
1168 | if (! -f $sshauthkeys) { | |
1169 | my $old; | |
1170 | if (-f $rootsshauthkeys) { | |
1171 | $old = PVE::Tools::file_get_contents($rootsshauthkeys, 128*1024); | |
1172 | } | |
1173 | if (my $fh = IO::File->new ($sshauthkeys, O_CREAT|O_WRONLY|O_EXCL, 0400)) { | |
1174 | PVE::Tools::safe_print($sshauthkeys, $fh, $old) if $old; | |
1175 | close($fh); | |
1176 | $import_ok = 1; | |
1177 | } | |
1178 | } | |
1179 | ||
1180 | warn "can't create shared ssh key database '$sshauthkeys'\n" | |
1181 | if ! -f $sshauthkeys; | |
1182 | ||
1183 | if (-f $rootsshauthkeys && ! -l $rootsshauthkeys) { | |
1184 | if (!rename($rootsshauthkeys , $rootsshauthkeysbackup)) { | |
1185 | warn "rename $rootsshauthkeys failed - $!\n"; | |
1186 | } | |
1187 | } | |
1188 | ||
1189 | if (! -l $rootsshauthkeys) { | |
1190 | symlink $sshauthkeys, $rootsshauthkeys; | |
1191 | } | |
1192 | ||
1193 | if (! -l $rootsshauthkeys) { | |
1194 | warn "can't create symlink for ssh keys '$rootsshauthkeys' -> '$sshauthkeys'\n"; | |
1195 | } else { | |
1196 | unlink $rootsshauthkeysbackup if $import_ok; | |
1197 | } | |
1198 | } | |
1199 | ||
1200 | sub ssh_unmerge_known_hosts { | |
1201 | return if ! -l $sshglobalknownhosts; | |
1202 | ||
1203 | my $old = ''; | |
1204 | $old = PVE::Tools::file_get_contents($sshknownhosts, 128*1024) | |
1205 | if -f $sshknownhosts; | |
1206 | ||
1207 | PVE::Tools::file_set_contents($sshglobalknownhosts, $old); | |
1208 | } | |
1209 | ||
1210 | sub ssh_merge_known_hosts { | |
1211 | my ($nodename, $ip_address, $createLink) = @_; | |
1212 | ||
1213 | die "no node name specified" if !$nodename; | |
1214 | die "no ip address specified" if !$ip_address; | |
1215 | ||
1216 | # ssh lowercases hostnames (aliases) before comparision, so we need too | |
1217 | $nodename = lc($nodename); | |
1218 | $ip_address = lc($ip_address); | |
1219 | ||
1220 | mkdir $authdir; | |
1221 | ||
1222 | if (! -f $sshknownhosts) { | |
1223 | if (my $fh = IO::File->new($sshknownhosts, O_CREAT|O_WRONLY|O_EXCL, 0600)) { | |
1224 | close($fh); | |
1225 | } | |
1226 | } | |
1227 | ||
1228 | my $old = PVE::Tools::file_get_contents($sshknownhosts, 128*1024); | |
1229 | ||
1230 | my $new = ''; | |
1231 | ||
1232 | if ((! -l $sshglobalknownhosts) && (-f $sshglobalknownhosts)) { | |
1233 | $new = PVE::Tools::file_get_contents($sshglobalknownhosts, 128*1024); | |
1234 | } | |
1235 | ||
1236 | my $hostkey = PVE::Tools::file_get_contents($ssh_host_rsa_id); | |
1237 | # Note: file sometimes containe emty lines at start, so we use multiline match | |
1238 | die "can't parse $ssh_host_rsa_id" if $hostkey !~ m/^(ssh-rsa\s\S+)(\s.*)?$/m; | |
1239 | $hostkey = $1; | |
1240 | ||
1241 | my $data = ''; | |
1242 | my $vhash = {}; | |
1243 | ||
1244 | my $found_nodename; | |
1245 | my $found_local_ip; | |
1246 | ||
1247 | my $merge_line = sub { | |
1248 | my ($line, $all) = @_; | |
1249 | ||
1250 | return if $line =~ m/^\s*$/; # skip empty lines | |
1251 | return if $line =~ m/^#/; # skip comments | |
1252 | ||
1253 | if ($line =~ m/^(\S+)\s(ssh-rsa\s\S+)(\s.*)?$/) { | |
1254 | my $key = $1; | |
1255 | my $rsakey = $2; | |
1256 | if (!$vhash->{$key}) { | |
1257 | $vhash->{$key} = 1; | |
1258 | if ($key =~ m/\|1\|([^\|\s]+)\|([^\|\s]+)$/) { | |
1259 | my $salt = decode_base64($1); | |
1260 | my $digest = $2; | |
1261 | my $hmac = Digest::HMAC_SHA1->new($salt); | |
1262 | $hmac->add($nodename); | |
1263 | my $hd = $hmac->b64digest . '='; | |
1264 | if ($digest eq $hd) { | |
1265 | if ($rsakey eq $hostkey) { | |
1266 | $found_nodename = 1; | |
1267 | $data .= $line; | |
1268 | } | |
1269 | return; | |
1270 | } | |
1271 | $hmac = Digest::HMAC_SHA1->new($salt); | |
1272 | $hmac->add($ip_address); | |
1273 | $hd = $hmac->b64digest . '='; | |
1274 | if ($digest eq $hd) { | |
1275 | if ($rsakey eq $hostkey) { | |
1276 | $found_local_ip = 1; | |
1277 | $data .= $line; | |
1278 | } | |
1279 | return; | |
1280 | } | |
1281 | } else { | |
1282 | $key = lc($key); # avoid duplicate entries, ssh compares lowercased | |
1283 | if ($key eq $ip_address) { | |
1284 | $found_local_ip = 1 if $rsakey eq $hostkey; | |
1285 | } elsif ($key eq $nodename) { | |
1286 | $found_nodename = 1 if $rsakey eq $hostkey; | |
1287 | } | |
1288 | } | |
1289 | $data .= $line; | |
1290 | } | |
1291 | } elsif ($all) { | |
1292 | $data .= $line; | |
1293 | } | |
1294 | }; | |
1295 | ||
1296 | while ($old && $old =~ s/^((.*?)(\n|$))//) { | |
1297 | my $line = "$2\n"; | |
1298 | &$merge_line($line, 1); | |
1299 | } | |
1300 | ||
1301 | while ($new && $new =~ s/^((.*?)(\n|$))//) { | |
1302 | my $line = "$2\n"; | |
1303 | &$merge_line($line); | |
1304 | } | |
1305 | ||
1306 | # add our own key if not already there | |
1307 | $data .= "$nodename $hostkey\n" if !$found_nodename; | |
1308 | $data .= "$ip_address $hostkey\n" if !$found_local_ip; | |
1309 | ||
1310 | PVE::Tools::file_set_contents($sshknownhosts, $data); | |
1311 | ||
1312 | return if !$createLink; | |
1313 | ||
1314 | unlink $sshglobalknownhosts; | |
1315 | symlink $sshknownhosts, $sshglobalknownhosts; | |
1316 | ||
1317 | warn "can't create symlink for ssh known hosts '$sshglobalknownhosts' -> '$sshknownhosts'\n" | |
1318 | if ! -l $sshglobalknownhosts; | |
1319 | ||
1320 | } | |
1321 | ||
1322 | my $migration_format = { | |
1323 | type => { | |
1324 | default_key => 1, | |
1325 | type => 'string', | |
1326 | enum => ['secure', 'insecure'], | |
1327 | description => "Migration traffic is encrypted using an SSH tunnel by " . | |
1328 | "default. On secure, completely private networks this can be " . | |
1329 | "disabled to increase performance.", | |
1330 | default => 'secure', | |
1331 | }, | |
1332 | network => { | |
1333 | optional => 1, | |
1334 | type => 'string', format => 'CIDR', | |
1335 | format_description => 'CIDR', | |
1336 | description => "CIDR of the (sub) network that is used for migration." | |
1337 | }, | |
1338 | }; | |
1339 | ||
1340 | my $datacenter_schema = { | |
1341 | type => "object", | |
1342 | additionalProperties => 0, | |
1343 | properties => { | |
1344 | keyboard => { | |
1345 | optional => 1, | |
1346 | type => 'string', | |
1347 | description => "Default keybord layout for vnc server.", | |
1348 | enum => PVE::Tools::kvmkeymaplist(), | |
1349 | }, | |
1350 | language => { | |
1351 | optional => 1, | |
1352 | type => 'string', | |
1353 | description => "Default GUI language.", | |
1354 | enum => [ 'en', 'de' ], | |
1355 | }, | |
1356 | http_proxy => { | |
1357 | optional => 1, | |
1358 | type => 'string', | |
1359 | description => "Specify external http proxy which is used for downloads (example: 'http://username:password\@host:port/')", | |
1360 | pattern => "http://.*", | |
1361 | }, | |
1362 | migration_unsecure => { | |
1363 | optional => 1, | |
1364 | type => 'boolean', | |
1365 | description => "Migration is secure using SSH tunnel by default. " . | |
1366 | "For secure private networks you can disable it to speed up " . | |
1367 | "migration. Deprecated, use the 'migration' property instead!", | |
1368 | }, | |
1369 | migration => { | |
1370 | optional => 1, | |
1371 | type => 'string', format => $migration_format, | |
1372 | description => "For cluster wide migration settings.", | |
1373 | }, | |
1374 | console => { | |
1375 | optional => 1, | |
1376 | type => 'string', | |
1377 | description => "Select the default Console viewer. You can either use the builtin java applet (VNC; deprecated and maps to html5), an external virt-viewer comtatible application (SPICE), or an HTML5 based viewer (noVNC).", | |
1378 | enum => ['applet', 'vv', 'html5'], | |
1379 | }, | |
1380 | email_from => { | |
1381 | optional => 1, | |
1382 | type => 'string', | |
1383 | format => 'email-opt', | |
1384 | description => "Specify email address to send notification from (default is root@\$hostname)", | |
1385 | }, | |
1386 | max_workers => { | |
1387 | optional => 1, | |
1388 | type => 'integer', | |
1389 | minimum => 1, | |
1390 | description => "Defines how many workers (per node) are maximal started ". | |
1391 | " on actions like 'stopall VMs' or task from the ha-manager.", | |
1392 | }, | |
1393 | fencing => { | |
1394 | optional => 1, | |
1395 | type => 'string', | |
1396 | default => 'watchdog', | |
1397 | enum => [ 'watchdog', 'hardware', 'both' ], | |
1398 | description => "Set the fencing mode of the HA cluster. Hardware mode " . | |
1399 | "needs a valid configuration of fence devices in /etc/pve/ha/fence.cfg." . | |
1400 | " With both all two modes are used." . | |
1401 | "\n\nWARNING: 'hardware' and 'both' are EXPERIMENTAL & WIP", | |
1402 | }, | |
1403 | mac_prefix => { | |
1404 | optional => 1, | |
1405 | type => 'string', | |
1406 | pattern => qr/[a-f0-9]{2}(?::[a-f0-9]{2}){0,2}:?/i, | |
1407 | description => 'Prefix for autogenerated MAC addresses.', | |
1408 | }, | |
1409 | bwlimit => PVE::JSONSchema::get_standard_option('bwlimit'), | |
1410 | }, | |
1411 | }; | |
1412 | ||
1413 | # make schema accessible from outside (for documentation) | |
1414 | sub get_datacenter_schema { return $datacenter_schema }; | |
1415 | ||
1416 | sub parse_datacenter_config { | |
1417 | my ($filename, $raw) = @_; | |
1418 | ||
1419 | my $res = PVE::JSONSchema::parse_config($datacenter_schema, $filename, $raw // ''); | |
1420 | ||
1421 | if (my $migration = $res->{migration}) { | |
1422 | $res->{migration} = PVE::JSONSchema::parse_property_string($migration_format, $migration); | |
1423 | } | |
1424 | ||
1425 | # for backwards compatibility only, new migration property has precedence | |
1426 | if (defined($res->{migration_unsecure})) { | |
1427 | if (defined($res->{migration}->{type})) { | |
1428 | warn "deprecated setting 'migration_unsecure' and new 'migration: type' " . | |
1429 | "set at same time! Ignore 'migration_unsecure'\n"; | |
1430 | } else { | |
1431 | $res->{migration}->{type} = ($res->{migration_unsecure}) ? 'insecure' : 'secure'; | |
1432 | } | |
1433 | } | |
1434 | ||
1435 | # for backwards compatibility only, applet maps to html5 | |
1436 | if (defined($res->{console}) && $res->{console} eq 'applet') { | |
1437 | $res->{console} = 'html5'; | |
1438 | } | |
1439 | ||
1440 | return $res; | |
1441 | } | |
1442 | ||
1443 | sub write_datacenter_config { | |
1444 | my ($filename, $cfg) = @_; | |
1445 | ||
1446 | # map deprecated setting to new one | |
1447 | if (defined($cfg->{migration_unsecure}) && !defined($cfg->{migration})) { | |
1448 | my $migration_unsecure = delete $cfg->{migration_unsecure}; | |
1449 | $cfg->{migration}->{type} = ($migration_unsecure) ? 'insecure' : 'secure'; | |
1450 | } | |
1451 | ||
1452 | # map deprecated applet setting to html5 | |
1453 | if (defined($cfg->{console}) && $cfg->{console} eq 'applet') { | |
1454 | $cfg->{console} = 'html5'; | |
1455 | } | |
1456 | ||
1457 | if (my $migration = $cfg->{migration}) { | |
1458 | $cfg->{migration} = PVE::JSONSchema::print_property_string($migration, $migration_format); | |
1459 | } | |
1460 | ||
1461 | return PVE::JSONSchema::dump_config($datacenter_schema, $filename, $cfg); | |
1462 | } | |
1463 | ||
1464 | cfs_register_file('datacenter.cfg', | |
1465 | \&parse_datacenter_config, | |
1466 | \&write_datacenter_config); | |
1467 | ||
1468 | # X509 Certificate cache helper | |
1469 | ||
1470 | my $cert_cache_nodes = {}; | |
1471 | my $cert_cache_timestamp = time(); | |
1472 | my $cert_cache_fingerprints = {}; | |
1473 | ||
1474 | sub update_cert_cache { | |
1475 | my ($update_node, $clear) = @_; | |
1476 | ||
1477 | syslog('info', "Clearing outdated entries from certificate cache") | |
1478 | if $clear; | |
1479 | ||
1480 | $cert_cache_timestamp = time() if !defined($update_node); | |
1481 | ||
1482 | my $node_list = defined($update_node) ? | |
1483 | [ $update_node ] : [ keys %$cert_cache_nodes ]; | |
1484 | ||
1485 | foreach my $node (@$node_list) { | |
1486 | my $clear_old = sub { | |
1487 | if (my $old_fp = $cert_cache_nodes->{$node}) { | |
1488 | # distrust old fingerprint | |
1489 | delete $cert_cache_fingerprints->{$old_fp}; | |
1490 | # ensure reload on next proxied request | |
1491 | delete $cert_cache_nodes->{$node}; | |
1492 | } | |
1493 | }; | |
1494 | ||
1495 | my $fp = eval { get_node_fingerprint($node) }; | |
1496 | if (my $err = $@) { | |
1497 | warn "$err\n"; | |
1498 | &$clear_old() if $clear; | |
1499 | next; | |
1500 | } | |
1501 | ||
1502 | my $old_fp = $cert_cache_nodes->{$node}; | |
1503 | $cert_cache_fingerprints->{$fp} = 1; | |
1504 | $cert_cache_nodes->{$node} = $fp; | |
1505 | ||
1506 | if (defined($old_fp) && $fp ne $old_fp) { | |
1507 | delete $cert_cache_fingerprints->{$old_fp}; | |
1508 | } | |
1509 | } | |
1510 | } | |
1511 | ||
1512 | # load and cache cert fingerprint once | |
1513 | sub initialize_cert_cache { | |
1514 | my ($node) = @_; | |
1515 | ||
1516 | update_cert_cache($node) | |
1517 | if defined($node) && !defined($cert_cache_nodes->{$node}); | |
1518 | } | |
1519 | ||
1520 | sub read_ssl_cert_fingerprint { | |
1521 | my ($cert_path) = @_; | |
1522 | ||
1523 | my $bio = Net::SSLeay::BIO_new_file($cert_path, 'r') | |
1524 | or die "unable to read '$cert_path' - $!\n"; | |
1525 | ||
1526 | my $cert = Net::SSLeay::PEM_read_bio_X509($bio); | |
1527 | if (!$cert) { | |
1528 | Net::SSLeay::BIO_free($bio); | |
1529 | die "unable to read certificate from '$cert_path'\n"; | |
1530 | } | |
1531 | ||
1532 | my $fp = Net::SSLeay::X509_get_fingerprint($cert, 'sha256'); | |
1533 | Net::SSLeay::X509_free($cert); | |
1534 | ||
1535 | die "unable to get fingerprint for '$cert_path' - got empty value\n" | |
1536 | if !defined($fp) || $fp eq ''; | |
1537 | ||
1538 | return $fp; | |
1539 | } | |
1540 | ||
1541 | sub get_node_fingerprint { | |
1542 | my ($node) = @_; | |
1543 | ||
1544 | my $cert_path = "/etc/pve/nodes/$node/pve-ssl.pem"; | |
1545 | my $custom_cert_path = "/etc/pve/nodes/$node/pveproxy-ssl.pem"; | |
1546 | ||
1547 | $cert_path = $custom_cert_path if -f $custom_cert_path; | |
1548 | ||
1549 | return read_ssl_cert_fingerprint($cert_path); | |
1550 | } | |
1551 | ||
1552 | ||
1553 | sub check_cert_fingerprint { | |
1554 | my ($cert) = @_; | |
1555 | ||
1556 | # clear cache every 30 minutes at least | |
1557 | update_cert_cache(undef, 1) if time() - $cert_cache_timestamp >= 60*30; | |
1558 | ||
1559 | # get fingerprint of server certificate | |
1560 | my $fp = Net::SSLeay::X509_get_fingerprint($cert, 'sha256'); | |
1561 | return 0 if !defined($fp) || $fp eq ''; # error | |
1562 | ||
1563 | my $check = sub { | |
1564 | for my $expected (keys %$cert_cache_fingerprints) { | |
1565 | return 1 if $fp eq $expected; | |
1566 | } | |
1567 | return 0; | |
1568 | }; | |
1569 | ||
1570 | return 1 if &$check(); | |
1571 | ||
1572 | # clear cache and retry at most once every minute | |
1573 | if (time() - $cert_cache_timestamp >= 60) { | |
1574 | syslog ('info', "Could not verify remote node certificate '$fp' with list of pinned certificates, refreshing cache"); | |
1575 | update_cert_cache(); | |
1576 | return &$check(); | |
1577 | } | |
1578 | ||
1579 | return 0; | |
1580 | } | |
1581 | ||
1582 | # bash completion helpers | |
1583 | ||
1584 | sub complete_next_vmid { | |
1585 | ||
1586 | my $vmlist = get_vmlist() || {}; | |
1587 | my $idlist = $vmlist->{ids} || {}; | |
1588 | ||
1589 | for (my $i = 100; $i < 10000; $i++) { | |
1590 | return [$i] if !defined($idlist->{$i}); | |
1591 | } | |
1592 | ||
1593 | return []; | |
1594 | } | |
1595 | ||
1596 | sub complete_vmid { | |
1597 | ||
1598 | my $vmlist = get_vmlist(); | |
1599 | my $ids = $vmlist->{ids} || {}; | |
1600 | ||
1601 | return [ keys %$ids ]; | |
1602 | } | |
1603 | ||
1604 | sub complete_local_vmid { | |
1605 | ||
1606 | my $vmlist = get_vmlist(); | |
1607 | my $ids = $vmlist->{ids} || {}; | |
1608 | ||
1609 | my $nodename = PVE::INotify::nodename(); | |
1610 | ||
1611 | my $res = []; | |
1612 | foreach my $vmid (keys %$ids) { | |
1613 | my $d = $ids->{$vmid}; | |
1614 | next if !$d->{node} || $d->{node} ne $nodename; | |
1615 | push @$res, $vmid; | |
1616 | } | |
1617 | ||
1618 | return $res; | |
1619 | } | |
1620 | ||
1621 | sub complete_migration_target { | |
1622 | ||
1623 | my $res = []; | |
1624 | ||
1625 | my $nodename = PVE::INotify::nodename(); | |
1626 | ||
1627 | my $nodelist = get_nodelist(); | |
1628 | foreach my $node (@$nodelist) { | |
1629 | next if $node eq $nodename; | |
1630 | push @$res, $node; | |
1631 | } | |
1632 | ||
1633 | return $res; | |
1634 | } | |
1635 | ||
1636 | sub get_ssh_info { | |
1637 | my ($node, $network_cidr) = @_; | |
1638 | ||
1639 | my $ip; | |
1640 | if (defined($network_cidr)) { | |
1641 | # Use mtunnel via to get the remote node's ip inside $network_cidr. | |
1642 | # This goes over the regular network (iow. uses get_ssh_info() with | |
1643 | # $network_cidr undefined. | |
1644 | # FIXME: Use the REST API client for this after creating an API entry | |
1645 | # for get_migration_ip. | |
1646 | my $default_remote = get_ssh_info($node, undef); | |
1647 | my $default_ssh = ssh_info_to_command($default_remote); | |
1648 | my $cmd =[@$default_ssh, 'pvecm', 'mtunnel', | |
1649 | '-migration_network', $network_cidr, | |
1650 | '-get_migration_ip' | |
1651 | ]; | |
1652 | PVE::Tools::run_command($cmd, outfunc => sub { | |
1653 | my ($line) = @_; | |
1654 | chomp $line; | |
1655 | die "internal error: unexpected output from mtunnel\n" | |
1656 | if defined($ip); | |
1657 | if ($line =~ /^ip: '(.*)'$/) { | |
1658 | $ip = $1; | |
1659 | } else { | |
1660 | die "internal error: bad output from mtunnel\n" | |
1661 | if defined($ip); | |
1662 | } | |
1663 | }); | |
1664 | die "failed to get ip for node '$node' in network '$network_cidr'\n" | |
1665 | if !defined($ip); | |
1666 | } else { | |
1667 | $ip = remote_node_ip($node); | |
1668 | } | |
1669 | ||
1670 | return { | |
1671 | ip => $ip, | |
1672 | name => $node, | |
1673 | network => $network_cidr, | |
1674 | }; | |
1675 | } | |
1676 | ||
1677 | sub ssh_info_to_command_base { | |
1678 | my ($info, @extra_options) = @_; | |
1679 | return [ | |
1680 | '/usr/bin/ssh', | |
1681 | '-e', 'none', | |
1682 | '-o', 'BatchMode=yes', | |
1683 | '-o', 'HostKeyAlias='.$info->{name}, | |
1684 | @extra_options | |
1685 | ]; | |
1686 | } | |
1687 | ||
1688 | sub ssh_info_to_command { | |
1689 | my ($info, @extra_options) = @_; | |
1690 | my $cmd = ssh_info_to_command_base($info, @extra_options); | |
1691 | push @$cmd, "root\@$info->{ip}"; | |
1692 | return $cmd; | |
1693 | } | |
1694 | ||
1695 | sub assert_joinable { | |
1696 | my ($ring0_addr, $ring1_addr, $force) = @_; | |
1697 | ||
1698 | my $errors = ''; | |
1699 | my $error = sub { $errors .= "* $_[0]\n"; }; | |
1700 | ||
1701 | if (-f $authfile) { | |
1702 | $error->("authentication key '$authfile' already exists"); | |
1703 | } | |
1704 | ||
1705 | if (-f $clusterconf) { | |
1706 | $error->("cluster config '$clusterconf' already exists"); | |
1707 | } | |
1708 | ||
1709 | my $vmlist = get_vmlist(); | |
1710 | if ($vmlist && $vmlist->{ids} && scalar(keys %{$vmlist->{ids}})) { | |
1711 | $error->("this host already contains virtual guests"); | |
1712 | } | |
1713 | ||
1714 | if (run_command(['corosync-quorumtool', '-l'], noerr => 1, quiet => 1) == 0) { | |
1715 | $error->("corosync is already running, is this node already in a cluster?!"); | |
1716 | } | |
1717 | ||
1718 | # check if corosync ring IPs are configured on the current nodes interfaces | |
1719 | my $check_ip = sub { | |
1720 | my $ip = shift // return; | |
1721 | if (!PVE::JSONSchema::pve_verify_ip($ip, 1)) { | |
1722 | my $host = $ip; | |
1723 | eval { $ip = PVE::Network::get_ip_from_hostname($host); }; | |
1724 | if ($@) { | |
1725 | $error->("cannot use '$host': $@\n") ; | |
1726 | return; | |
1727 | } | |
1728 | } | |
1729 | ||
1730 | my $cidr = (Net::IP::ip_is_ipv6($ip)) ? "$ip/128" : "$ip/32"; | |
1731 | my $configured_ips = PVE::Network::get_local_ip_from_cidr($cidr); | |
1732 | ||
1733 | $error->("cannot use IP '$ip', it must be configured exactly once on local node!\n") | |
1734 | if (scalar(@$configured_ips) != 1); | |
1735 | }; | |
1736 | ||
1737 | $check_ip->($ring0_addr); | |
1738 | $check_ip->($ring1_addr); | |
1739 | ||
1740 | if ($errors) { | |
1741 | warn "detected the following error(s):\n$errors"; | |
1742 | die "Check if node may join a cluster failed!\n" if !$force; | |
1743 | } | |
1744 | } | |
1745 | ||
1746 | # NOTE: filesystem must be offline here, no DB changes allowed | |
1747 | my $backup_cfs_database = sub { | |
1748 | my ($dbfile) = @_; | |
1749 | ||
1750 | mkdir $dbbackupdir; | |
1751 | ||
1752 | my $ctime = time(); | |
1753 | my $backup_fn = "$dbbackupdir/config-$ctime.sql.gz"; | |
1754 | ||
1755 | print "backup old database to '$backup_fn'\n"; | |
1756 | ||
1757 | my $cmd = [ ['sqlite3', $dbfile, '.dump'], ['gzip', '-', \ ">${backup_fn}"] ]; | |
1758 | run_command($cmd, 'errmsg' => "cannot backup old database\n"); | |
1759 | ||
1760 | my $maxfiles = 10; # purge older backup | |
1761 | my $backups = [ sort { $b cmp $a } <$dbbackupdir/config-*.sql.gz> ]; | |
1762 | ||
1763 | if ((my $count = scalar(@$backups)) > $maxfiles) { | |
1764 | foreach my $f (@$backups[$maxfiles..$count-1]) { | |
1765 | next if $f !~ m/^(\S+)$/; # untaint | |
1766 | print "delete old backup '$1'\n"; | |
1767 | unlink $1; | |
1768 | } | |
1769 | } | |
1770 | }; | |
1771 | ||
1772 | sub join { | |
1773 | my ($param) = @_; | |
1774 | ||
1775 | my $nodename = PVE::INotify::nodename(); | |
1776 | ||
1777 | setup_sshd_config(); | |
1778 | setup_rootsshconfig(); | |
1779 | setup_ssh_keys(); | |
1780 | ||
1781 | # check if we can join with the given parameters and current node state | |
1782 | my ($ring0_addr, $ring1_addr) = $param->@{'ring0_addr', 'ring1_addr'}; | |
1783 | assert_joinable($ring0_addr, $ring1_addr, $param->{force}); | |
1784 | ||
1785 | # make sure known_hosts is on local filesystem | |
1786 | ssh_unmerge_known_hosts(); | |
1787 | ||
1788 | my $host = $param->{hostname}; | |
1789 | my $local_ip_address = remote_node_ip($nodename); | |
1790 | ||
1791 | my $conn_args = { | |
1792 | username => 'root@pam', | |
1793 | password => $param->{password}, | |
1794 | cookie_name => 'PVEAuthCookie', | |
1795 | protocol => 'https', | |
1796 | host => $host, | |
1797 | port => 8006, | |
1798 | }; | |
1799 | ||
1800 | if (my $fp = $param->{fingerprint}) { | |
1801 | $conn_args->{cached_fingerprints} = { uc($fp) => 1 }; | |
1802 | } else { | |
1803 | # API schema ensures that we can only get here from CLI handler | |
1804 | $conn_args->{manual_verification} = 1; | |
1805 | } | |
1806 | ||
1807 | print "Etablishing API connection with host '$host'\n"; | |
1808 | ||
1809 | my $conn = PVE::APIClient::LWP->new(%$conn_args); | |
1810 | $conn->login(); | |
1811 | ||
1812 | # login raises an exception on failure, so if we get here we're good | |
1813 | print "Login succeeded.\n"; | |
1814 | ||
1815 | my $args = {}; | |
1816 | $args->{force} = $param->{force} if defined($param->{force}); | |
1817 | $args->{nodeid} = $param->{nodeid} if $param->{nodeid}; | |
1818 | $args->{votes} = $param->{votes} if defined($param->{votes}); | |
1819 | $args->{ring0_addr} = $ring0_addr // $local_ip_address; | |
1820 | $args->{ring1_addr} = $ring1_addr if defined($ring1_addr); | |
1821 | ||
1822 | print "Request addition of this node\n"; | |
1823 | my $res = $conn->post("/cluster/config/nodes/$nodename", $args); | |
1824 | ||
1825 | print "Join request OK, finishing setup locally\n"; | |
1826 | ||
1827 | # added successfuly - now prepare local node | |
1828 | finish_join($nodename, $res->{corosync_conf}, $res->{corosync_authkey}); | |
1829 | } | |
1830 | ||
1831 | sub finish_join { | |
1832 | my ($nodename, $corosync_conf, $corosync_authkey) = @_; | |
1833 | ||
1834 | mkdir "$localclusterdir"; | |
1835 | PVE::Tools::file_set_contents($authfile, $corosync_authkey); | |
1836 | PVE::Tools::file_set_contents($localclusterconf, $corosync_conf); | |
1837 | ||
1838 | print "stopping pve-cluster service\n"; | |
1839 | my $cmd = ['systemctl', 'stop', 'pve-cluster']; | |
1840 | run_command($cmd, errmsg => "can't stop pve-cluster service"); | |
1841 | ||
1842 | $backup_cfs_database->($dbfile); | |
1843 | unlink $dbfile; | |
1844 | ||
1845 | $cmd = ['systemctl', 'start', 'corosync', 'pve-cluster']; | |
1846 | run_command($cmd, errmsg => "starting pve-cluster failed"); | |
1847 | ||
1848 | # wait for quorum | |
1849 | my $printqmsg = 1; | |
1850 | while (!check_cfs_quorum(1)) { | |
1851 | if ($printqmsg) { | |
1852 | print "waiting for quorum..."; | |
1853 | STDOUT->flush(); | |
1854 | $printqmsg = 0; | |
1855 | } | |
1856 | sleep(1); | |
1857 | } | |
1858 | print "OK\n" if !$printqmsg; | |
1859 | ||
1860 | updatecerts_and_ssh(1); | |
1861 | ||
1862 | print "generated new node certificate, restart pveproxy and pvedaemon services\n"; | |
1863 | run_command(['systemctl', 'reload-or-restart', 'pvedaemon', 'pveproxy']); | |
1864 | ||
1865 | print "successfully added node '$nodename' to cluster.\n"; | |
1866 | } | |
1867 | ||
1868 | sub updatecerts_and_ssh { | |
1869 | my ($force_new_cert, $silent) = @_; | |
1870 | ||
1871 | my $p = sub { print "$_[0]\n" if !$silent }; | |
1872 | ||
1873 | setup_rootsshconfig(); | |
1874 | ||
1875 | gen_pve_vzdump_symlink(); | |
1876 | ||
1877 | if (!check_cfs_quorum(1)) { | |
1878 | return undef if $silent; | |
1879 | die "no quorum - unable to update files\n"; | |
1880 | } | |
1881 | ||
1882 | setup_ssh_keys(); | |
1883 | ||
1884 | my $nodename = PVE::INotify::nodename(); | |
1885 | my $local_ip_address = remote_node_ip($nodename); | |
1886 | ||
1887 | $p->("(re)generate node files"); | |
1888 | $p->("generate new node certificate") if $force_new_cert; | |
1889 | gen_pve_node_files($nodename, $local_ip_address, $force_new_cert); | |
1890 | ||
1891 | $p->("merge authorized SSH keys and known hosts"); | |
1892 | ssh_merge_keys(); | |
1893 | ssh_merge_known_hosts($nodename, $local_ip_address, 1); | |
1894 | gen_pve_vzdump_files(); | |
1895 | } | |
1896 | ||
1897 | 1; |