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Commit | Line | Data |
---|---|---|
3ea94c60 | 1 | package PVE::QemuMigrate; |
1ef75254 | 2 | |
1e3baf05 | 3 | use strict; |
3ea94c60 | 4 | use warnings; |
16e903f2 | 5 | use PVE::AbstractMigrate; |
3ea94c60 | 6 | use IO::File; |
1e3baf05 | 7 | use IPC::Open2; |
61b04c6d | 8 | use POSIX qw( WNOHANG ); |
3ea94c60 | 9 | use PVE::INotify; |
f9a971e0 | 10 | use PVE::Tools; |
3ea94c60 | 11 | use PVE::Cluster; |
1e3baf05 | 12 | use PVE::Storage; |
3ea94c60 | 13 | use PVE::QemuServer; |
e52bd94c | 14 | use Time::HiRes qw( usleep ); |
95a4b4a9 | 15 | use PVE::RPCEnvironment; |
1e3baf05 | 16 | |
16e903f2 | 17 | use base qw(PVE::AbstractMigrate); |
1e3baf05 | 18 | |
1ef75254 | 19 | sub fork_command_pipe { |
46a84fd4 | 20 | my ($self, $cmd) = @_; |
19672434 | 21 | |
1ef75254 DM |
22 | my $reader = IO::File->new(); |
23 | my $writer = IO::File->new(); | |
24 | ||
25 | my $orig_pid = $$; | |
26 | ||
27 | my $cpid; | |
28 | ||
29 | eval { $cpid = open2($reader, $writer, @$cmd); }; | |
30 | ||
31 | my $err = $@; | |
32 | ||
33 | # catch exec errors | |
34 | if ($orig_pid != $$) { | |
46a84fd4 | 35 | $self->log('err', "can't fork command pipe\n"); |
19672434 DM |
36 | POSIX::_exit(1); |
37 | kill('KILL', $$); | |
1ef75254 DM |
38 | } |
39 | ||
40 | die $err if $err; | |
41 | ||
42 | return { writer => $writer, reader => $reader, pid => $cpid }; | |
43 | } | |
44 | ||
19672434 | 45 | sub finish_command_pipe { |
97439670 | 46 | my ($self, $cmdpipe, $timeout) = @_; |
1ef75254 | 47 | |
61b04c6d TL |
48 | my $cpid = $cmdpipe->{pid}; |
49 | return if !defined($cpid); | |
50 | ||
1ef75254 DM |
51 | my $writer = $cmdpipe->{writer}; |
52 | my $reader = $cmdpipe->{reader}; | |
53 | ||
54 | $writer->close(); | |
55 | $reader->close(); | |
56 | ||
61b04c6d TL |
57 | my $collect_child_process = sub { |
58 | my $res = waitpid($cpid, WNOHANG); | |
59 | if (defined($res) && ($res == $cpid)) { | |
60 | delete $cmdpipe->{cpid}; | |
61 | return 1; | |
62 | } else { | |
63 | return 0; | |
64 | } | |
65 | }; | |
1ef75254 | 66 | |
97439670 DM |
67 | if ($timeout) { |
68 | for (my $i = 0; $i < $timeout; $i++) { | |
61b04c6d | 69 | return if &$collect_child_process(); |
97439670 DM |
70 | sleep(1); |
71 | } | |
72 | } | |
73 | ||
74 | $self->log('info', "ssh tunnel still running - terminating now with SIGTERM\n"); | |
75 | kill(15, $cpid); | |
1ef75254 | 76 | |
97439670 DM |
77 | # wait again |
78 | for (my $i = 0; $i < 10; $i++) { | |
61b04c6d | 79 | return if &$collect_child_process(); |
97439670 DM |
80 | sleep(1); |
81 | } | |
82 | ||
83 | $self->log('info', "ssh tunnel still running - terminating now with SIGKILL\n"); | |
84 | kill 9, $cpid; | |
85 | sleep 1; | |
61b04c6d TL |
86 | |
87 | $self->log('err', "ssh tunnel child process (PID $cpid) couldn't be collected\n") | |
88 | if !&$collect_child_process(); | |
1ef75254 DM |
89 | } |
90 | ||
1e3baf05 | 91 | sub fork_tunnel { |
1c9d54bf | 92 | my ($self, $tunnel_addr) = @_; |
1e3baf05 | 93 | |
e858e9d2 | 94 | my @localtunnelinfo = defined($tunnel_addr) ? ('-L' , $tunnel_addr ) : (); |
5bc1e039 | 95 | |
1c9d54bf | 96 | my $cmd = [@{$self->{rem_ssh}}, '-o ExitOnForwardFailure=yes', @localtunnelinfo, 'qm', 'mtunnel' ]; |
19672434 | 97 | |
46a84fd4 | 98 | my $tunnel = $self->fork_command_pipe($cmd); |
1e3baf05 DM |
99 | |
100 | my $reader = $tunnel->{reader}; | |
101 | ||
102 | my $helo; | |
19672434 | 103 | eval { |
17eed025 | 104 | PVE::Tools::run_with_timeout(60, sub { $helo = <$reader>; }); |
1e3baf05 | 105 | die "no reply\n" if !$helo; |
1ef75254 | 106 | die "no quorum on target node\n" if $helo =~ m/^no quorum$/; |
19672434 | 107 | die "got strange reply from mtunnel ('$helo')\n" |
1e3baf05 DM |
108 | if $helo !~ m/^tunnel online$/; |
109 | }; | |
110 | my $err = $@; | |
111 | ||
112 | if ($err) { | |
46a84fd4 | 113 | $self->finish_command_pipe($tunnel); |
1e3baf05 DM |
114 | die "can't open migration tunnel - $err"; |
115 | } | |
116 | return $tunnel; | |
117 | } | |
118 | ||
19672434 | 119 | sub finish_tunnel { |
16e903f2 | 120 | my ($self, $tunnel) = @_; |
1e3baf05 DM |
121 | |
122 | my $writer = $tunnel->{writer}; | |
123 | ||
19672434 | 124 | eval { |
17eed025 | 125 | PVE::Tools::run_with_timeout(30, sub { |
1e3baf05 DM |
126 | print $writer "quit\n"; |
127 | $writer->flush(); | |
19672434 | 128 | }); |
1e3baf05 DM |
129 | }; |
130 | my $err = $@; | |
19672434 | 131 | |
97439670 | 132 | $self->finish_command_pipe($tunnel, 30); |
19672434 | 133 | |
1c9d54bf TL |
134 | if ($tunnel->{sock_addr}) { |
135 | # ssh does not clean up on local host | |
136 | my $cmd = ['rm', '-f', $tunnel->{sock_addr}]; # | |
137 | PVE::Tools::run_command($cmd); | |
138 | ||
139 | # .. and just to be sure check on remote side | |
140 | unshift @{$cmd}, @{$self->{rem_ssh}}; | |
141 | PVE::Tools::run_command($cmd); | |
142 | } | |
143 | ||
1e3baf05 DM |
144 | die $err if $err; |
145 | } | |
146 | ||
16e903f2 DM |
147 | sub lock_vm { |
148 | my ($self, $vmid, $code, @param) = @_; | |
f5eb281a | 149 | |
ffda963f | 150 | return PVE::QemuConfig->lock_config($vmid, $code, @param); |
16e903f2 | 151 | } |
ff1a2432 | 152 | |
16e903f2 DM |
153 | sub prepare { |
154 | my ($self, $vmid) = @_; | |
ff1a2432 | 155 | |
16e903f2 | 156 | my $online = $self->{opts}->{online}; |
3ea94c60 | 157 | |
16e903f2 | 158 | $self->{storecfg} = PVE::Storage::config(); |
3ea94c60 | 159 | |
e1fc368d | 160 | # test if VM exists |
ffda963f | 161 | my $conf = $self->{vmconf} = PVE::QemuConfig->load_config($vmid); |
3ea94c60 | 162 | |
ffda963f | 163 | PVE::QemuConfig->check_lock($conf); |
3ea94c60 | 164 | |
16e903f2 DM |
165 | my $running = 0; |
166 | if (my $pid = PVE::QemuServer::check_running($vmid)) { | |
b6adff33 | 167 | die "can't migrate running VM without --online\n" if !$online; |
16e903f2 | 168 | $running = $pid; |
42dbd2ee AD |
169 | |
170 | $self->{forcemachine} = PVE::QemuServer::qemu_machine_pxe($vmid, $conf); | |
7bac824e | 171 | |
3ea94c60 DM |
172 | } |
173 | ||
16e903f2 DM |
174 | if (my $loc_res = PVE::QemuServer::check_local_resources($conf, 1)) { |
175 | if ($self->{running} || !$self->{opts}->{force}) { | |
176 | die "can't migrate VM which uses local devices\n"; | |
177 | } else { | |
178 | $self->log('info', "migrating VM which uses local devices"); | |
179 | } | |
3ea94c60 DM |
180 | } |
181 | ||
ff1a2432 | 182 | my $vollist = PVE::QemuServer::get_vm_volumes($conf); |
16e903f2 | 183 | |
73f5ee92 | 184 | my $need_activate = []; |
29701766 FG |
185 | foreach my $volid (@$vollist) { |
186 | my ($sid, $volname) = PVE::Storage::parse_volume_id($volid, 1); | |
187 | ||
188 | # check if storage is available on both nodes | |
b74cad8a AD |
189 | my $targetsid = $self->{opts}->{targetstorage} ? $self->{opts}->{targetstorage} : $sid; |
190 | ||
29701766 | 191 | my $scfg = PVE::Storage::storage_check_node($self->{storecfg}, $sid); |
b74cad8a | 192 | PVE::Storage::storage_check_node($self->{storecfg}, $targetsid, $self->{node}); |
73f5ee92 FG |
193 | |
194 | if ($scfg->{shared}) { | |
195 | # PVE::Storage::activate_storage checks this for non-shared storages | |
196 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
197 | warn "Used shared storage '$sid' is not online on source node!\n" | |
198 | if !$plugin->check_connection($sid, $scfg); | |
199 | } else { | |
200 | # only activate if not shared | |
201 | push @$need_activate, $volid; | |
202 | } | |
29701766 | 203 | } |
3ea94c60 | 204 | |
73f5ee92 FG |
205 | # activate volumes |
206 | PVE::Storage::activate_volumes($self->{storecfg}, $need_activate); | |
207 | ||
3ea94c60 | 208 | # test ssh connection |
16e903f2 DM |
209 | my $cmd = [ @{$self->{rem_ssh}}, '/bin/true' ]; |
210 | eval { $self->cmd_quiet($cmd); }; | |
3ea94c60 | 211 | die "Can't connect to destination address using public key\n" if $@; |
ff1a2432 | 212 | |
16e903f2 | 213 | return $running; |
3ea94c60 DM |
214 | } |
215 | ||
216 | sub sync_disks { | |
16e903f2 DM |
217 | my ($self, $vmid) = @_; |
218 | ||
16e903f2 DM |
219 | my $conf = $self->{vmconf}; |
220 | ||
dabf2473 | 221 | # local volumes which have been copied |
16e903f2 | 222 | $self->{volumes} = []; |
3ea94c60 DM |
223 | |
224 | my $res = []; | |
225 | ||
226 | eval { | |
227 | ||
dabf2473 FG |
228 | # found local volumes and their origin |
229 | my $local_volumes = {}; | |
5bf7f0f1 FG |
230 | my $local_volumes_errors = {}; |
231 | my $other_errors = []; | |
232 | my $abort = 0; | |
3ea94c60 | 233 | |
a06c7f7e DM |
234 | my $sharedvm = 1; |
235 | ||
5bf7f0f1 FG |
236 | my $log_error = sub { |
237 | my ($msg, $volid) = @_; | |
238 | ||
239 | if (defined($volid)) { | |
240 | $local_volumes_errors->{$volid} = $msg; | |
241 | } else { | |
242 | push @$other_errors, $msg; | |
243 | } | |
244 | $abort = 1; | |
245 | }; | |
246 | ||
522c8f97 | 247 | my @sids = PVE::Storage::storage_ids($self->{storecfg}); |
86638cc2 | 248 | foreach my $storeid (@sids) { |
522c8f97 | 249 | my $scfg = PVE::Storage::storage_config($self->{storecfg}, $storeid); |
86638cc2 | 250 | next if $scfg->{shared}; |
373ea579 DM |
251 | next if !PVE::Storage::storage_check_enabled($self->{storecfg}, $storeid, undef, 1); |
252 | ||
86638cc2 FG |
253 | # get list from PVE::Storage (for unused volumes) |
254 | my $dl = PVE::Storage::vdisk_list($self->{storecfg}, $storeid, $vmid); | |
89719f98 FG |
255 | |
256 | next if @{$dl->{$storeid}} == 0; | |
257 | ||
d80ad67f AD |
258 | my $targetsid = $self->{opts}->{targetstorage} ? $self->{opts}->{targetstorage} : $storeid; |
259 | ||
86638cc2 | 260 | # check if storage is available on target node |
d80ad67f | 261 | PVE::Storage::storage_check_node($self->{storecfg}, $targetsid, $self->{node}); |
89719f98 FG |
262 | $sharedvm = 0; # there is a non-shared disk |
263 | ||
86638cc2 FG |
264 | PVE::Storage::foreach_volid($dl, sub { |
265 | my ($volid, $sid, $volname) = @_; | |
80b2cbd1 | 266 | |
dabf2473 | 267 | $local_volumes->{$volid} = 'storage'; |
86638cc2 FG |
268 | }); |
269 | } | |
3ea94c60 | 270 | |
3629c19d | 271 | my $test_volid = sub { |
b6adff33 | 272 | my ($volid, $is_cdrom, $snapname) = @_; |
3ea94c60 | 273 | |
3ea94c60 DM |
274 | return if !$volid; |
275 | ||
5bf7f0f1 FG |
276 | if ($volid =~ m|^/|) { |
277 | $local_volumes->{$volid} = 'config'; | |
278 | die "local file/device\n"; | |
279 | } | |
3ea94c60 | 280 | |
d5769dc2 | 281 | if ($is_cdrom) { |
5bf7f0f1 FG |
282 | if ($volid eq 'cdrom') { |
283 | my $msg = "can't migrate local cdrom drive"; | |
284 | $msg .= " (referenced in snapshot '$snapname')" | |
285 | if defined($snapname); | |
286 | ||
287 | &$log_error("$msg\n"); | |
288 | return; | |
289 | } | |
3ea94c60 | 290 | return if $volid eq 'none'; |
3ea94c60 DM |
291 | } |
292 | ||
293 | my ($sid, $volname) = PVE::Storage::parse_volume_id($volid); | |
294 | ||
b74cad8a | 295 | my $targetsid = $self->{opts}->{targetstorage} ? $self->{opts}->{targetstorage} : $sid; |
16e903f2 DM |
296 | # check if storage is available on both nodes |
297 | my $scfg = PVE::Storage::storage_check_node($self->{storecfg}, $sid); | |
d80ad67f | 298 | PVE::Storage::storage_check_node($self->{storecfg}, $targetsid, $self->{node}); |
3ea94c60 DM |
299 | |
300 | return if $scfg->{shared}; | |
301 | ||
3ea94c60 DM |
302 | $sharedvm = 0; |
303 | ||
dabf2473 | 304 | $local_volumes->{$volid} = defined($snapname) ? 'snapshot' : 'config'; |
d62fcf74 | 305 | |
5bf7f0f1 | 306 | die "local cdrom image\n" if $is_cdrom; |
3629c19d | 307 | |
16e903f2 | 308 | my ($path, $owner) = PVE::Storage::path($self->{storecfg}, $volid); |
3ea94c60 | 309 | |
5bf7f0f1 | 310 | die "owned by other VM (owner = VM $owner)\n" |
16e903f2 | 311 | if !$owner || ($owner != $self->{vmid}); |
3ea94c60 | 312 | |
3629c19d DM |
313 | if (defined($snapname)) { |
314 | # we cannot migrate shapshots on local storage | |
315 | # exceptions: 'zfspool' or 'qcow2' files (on directory storage) | |
316 | ||
317 | my $format = PVE::QemuServer::qemu_img_format($scfg, $volname); | |
b74cad8a | 318 | die "online storage migration not possible if snapshot exists\n" if $self->{running}; |
b3205b15 | 319 | if (!($scfg->{type} eq 'zfspool' || $format eq 'qcow2')) { |
5bf7f0f1 | 320 | die "non-migratable snapshot exists\n"; |
3629c19d | 321 | } |
3629c19d | 322 | } |
3a7bc9e2 FG |
323 | |
324 | die "referenced by linked clone(s)\n" | |
325 | if PVE::Storage::volume_is_base_and_used($self->{storecfg}, $volid); | |
3629c19d DM |
326 | }; |
327 | ||
98d80cb6 FG |
328 | my $test_drive = sub { |
329 | my ($ds, $drive, $snapname) = @_; | |
330 | ||
5bf7f0f1 FG |
331 | eval { |
332 | &$test_volid($drive->{file}, PVE::QemuServer::drive_is_cdrom($drive), $snapname); | |
333 | }; | |
334 | ||
335 | &$log_error($@, $drive->{file}) if $@; | |
98d80cb6 FG |
336 | }; |
337 | ||
b6adff33 | 338 | foreach my $snapname (keys %{$conf->{snapshots}}) { |
5bf7f0f1 FG |
339 | eval { |
340 | &$test_volid($conf->{snapshots}->{$snapname}->{'vmstate'}, 0, undef) | |
341 | if defined($conf->{snapshots}->{$snapname}->{'vmstate'}); | |
342 | }; | |
343 | &$log_error($@, $conf->{snapshots}->{$snapname}->{'vmstate'}) if $@; | |
344 | ||
98d80cb6 | 345 | PVE::QemuServer::foreach_drive($conf->{snapshots}->{$snapname}, $test_drive, $snapname); |
3629c19d | 346 | } |
4abdd867 | 347 | PVE::QemuServer::foreach_drive($conf, $test_drive); |
3ea94c60 | 348 | |
dabf2473 FG |
349 | foreach my $vol (sort keys %$local_volumes) { |
350 | if ($local_volumes->{$vol} eq 'storage') { | |
d62fcf74 | 351 | $self->log('info', "found local disk '$vol' (via storage)\n"); |
dabf2473 | 352 | } elsif ($local_volumes->{$vol} eq 'config') { |
56af7146 | 353 | die "can't live migrate attached local disks without with-local-disks option\n" if $self->{running} && !$self->{opts}->{"with-local-disks"}; |
d62fcf74 | 354 | $self->log('info', "found local disk '$vol' (in current VM config)\n"); |
dabf2473 | 355 | } elsif ($local_volumes->{$vol} eq 'snapshot') { |
d62fcf74 FG |
356 | $self->log('info', "found local disk '$vol' (referenced by snapshot(s))\n"); |
357 | } else { | |
358 | $self->log('info', "found local disk '$vol'\n"); | |
359 | } | |
360 | } | |
361 | ||
5bf7f0f1 FG |
362 | foreach my $vol (sort keys %$local_volumes_errors) { |
363 | $self->log('warn', "can't migrate local disk '$vol': $local_volumes_errors->{$vol}"); | |
364 | } | |
365 | foreach my $err (@$other_errors) { | |
366 | $self->log('warn', "$err"); | |
367 | } | |
368 | ||
b74cad8a AD |
369 | if ($self->{running} && !$sharedvm && !$self->{opts}->{targetstorage}) { |
370 | $self->{opts}->{targetstorage} = 1; #use same sid for remote local | |
3ea94c60 DM |
371 | } |
372 | ||
5bf7f0f1 FG |
373 | if ($abort) { |
374 | die "can't migrate VM - check log\n"; | |
375 | } | |
376 | ||
c4d2d6c1 | 377 | # additional checks for local storage |
dabf2473 | 378 | foreach my $volid (keys %$local_volumes) { |
3ea94c60 | 379 | my ($sid, $volname) = PVE::Storage::parse_volume_id($volid); |
16e903f2 | 380 | my $scfg = PVE::Storage::storage_config($self->{storecfg}, $sid); |
3ea94c60 | 381 | |
c4d2d6c1 WL |
382 | my $migratable = ($scfg->{type} eq 'dir') || ($scfg->{type} eq 'zfspool') || |
383 | ($scfg->{type} eq 'lvmthin') || ($scfg->{type} eq 'lvm'); | |
384 | ||
37a6dc78 | 385 | die "can't migrate '$volid' - storage type '$scfg->{type}' not supported\n" |
c4d2d6c1 | 386 | if !$migratable; |
d5604092 | 387 | |
c4d2d6c1 WL |
388 | # image is a linked clone on local storage, se we can't migrate. |
389 | if (my $basename = (PVE::Storage::parse_volname($self->{storecfg}, $volid))[3]) { | |
390 | die "can't migrate '$volid' as it's a clone of '$basename'"; | |
d5604092 | 391 | } |
3ea94c60 DM |
392 | } |
393 | ||
b74cad8a AD |
394 | $self->log('info', "copying disk images"); |
395 | ||
dabf2473 | 396 | foreach my $volid (keys %$local_volumes) { |
3ea94c60 | 397 | my ($sid, $volname) = PVE::Storage::parse_volume_id($volid); |
b74cad8a AD |
398 | if ($self->{running} && $self->{opts}->{targetstorage} && $local_volumes->{$volid} eq 'config') { |
399 | push @{$self->{online_local_volumes}}, $volid; | |
400 | } else { | |
401 | push @{$self->{volumes}}, $volid; | |
f1c2a53a WB |
402 | my $insecure = $self->{opts}->{migration_type} eq 'insecure'; |
403 | PVE::Storage::storage_migrate($self->{storecfg}, $volid, $self->{ssh_info}, $sid, undef, undef, undef, undef, $insecure); | |
b74cad8a | 404 | } |
3ea94c60 DM |
405 | } |
406 | }; | |
407 | die "Failed to sync data - $@" if $@; | |
408 | } | |
409 | ||
b74cad8a AD |
410 | sub cleanup_remotedisks { |
411 | my ($self) = @_; | |
412 | ||
413 | foreach my $target_drive (keys %{$self->{target_drive}}) { | |
414 | ||
415 | my $drive = PVE::QemuServer::parse_drive($target_drive, $self->{target_drive}->{$target_drive}->{volid}); | |
416 | my ($storeid, $volname) = PVE::Storage::parse_volume_id($drive->{file}); | |
417 | ||
418 | my $cmd = [@{$self->{rem_ssh}}, 'pvesm', 'free', "$storeid:$volname"]; | |
419 | ||
420 | eval{ PVE::Tools::run_command($cmd, outfunc => sub {}, errfunc => sub {}) }; | |
421 | if (my $err = $@) { | |
422 | $self->log('err', $err); | |
423 | $self->{errors} = 1; | |
424 | } | |
425 | } | |
426 | } | |
427 | ||
1e3baf05 | 428 | sub phase1 { |
16e903f2 | 429 | my ($self, $vmid) = @_; |
1e3baf05 | 430 | |
16e903f2 | 431 | $self->log('info', "starting migration of VM $vmid to node '$self->{node}' ($self->{nodeip})"); |
1e3baf05 | 432 | |
16e903f2 | 433 | my $conf = $self->{vmconf}; |
1e3baf05 DM |
434 | |
435 | # set migrate lock in config file | |
1858638f | 436 | $conf->{lock} = 'migrate'; |
ffda963f | 437 | PVE::QemuConfig->write_config($vmid, $conf); |
1e3baf05 | 438 | |
16e903f2 | 439 | sync_disks($self, $vmid); |
1ef75254 | 440 | |
1e3baf05 DM |
441 | }; |
442 | ||
16e903f2 DM |
443 | sub phase1_cleanup { |
444 | my ($self, $vmid, $err) = @_; | |
445 | ||
446 | $self->log('info', "aborting phase 1 - cleanup resources"); | |
447 | ||
1858638f DM |
448 | my $conf = $self->{vmconf}; |
449 | delete $conf->{lock}; | |
ffda963f | 450 | eval { PVE::QemuConfig->write_config($vmid, $conf) }; |
16e903f2 DM |
451 | if (my $err = $@) { |
452 | $self->log('err', $err); | |
453 | } | |
f5eb281a | 454 | |
16e903f2 DM |
455 | if ($self->{volumes}) { |
456 | foreach my $volid (@{$self->{volumes}}) { | |
457 | $self->log('err', "found stale volume copy '$volid' on node '$self->{node}'"); | |
458 | # fixme: try to remove ? | |
459 | } | |
460 | } | |
461 | } | |
462 | ||
1e3baf05 | 463 | sub phase2 { |
16e903f2 | 464 | my ($self, $vmid) = @_; |
1e3baf05 | 465 | |
16e903f2 DM |
466 | my $conf = $self->{vmconf}; |
467 | ||
46a84fd4 | 468 | $self->log('info', "starting VM $vmid on remote node '$self->{node}'"); |
1e3baf05 | 469 | |
5bc1e039 | 470 | my $raddr; |
1e3baf05 | 471 | my $rport; |
1c9d54bf | 472 | my $ruri; # the whole migration dst. URI (protocol:address[:port]) |
7e8dcf2c AD |
473 | my $nodename = PVE::INotify::nodename(); |
474 | ||
19672434 | 475 | ## start on remote node |
95a4b4a9 AD |
476 | my $cmd = [@{$self->{rem_ssh}}]; |
477 | ||
7c14dcae | 478 | my $spice_ticket; |
86b8228b | 479 | if (PVE::QemuServer::vga_conf_has_spice($conf->{vga})) { |
95a4b4a9 | 480 | my $res = PVE::QemuServer::vm_mon_cmd($vmid, 'query-spice'); |
7c14dcae | 481 | $spice_ticket = $res->{ticket}; |
95a4b4a9 AD |
482 | } |
483 | ||
1c9d54bf TL |
484 | push @$cmd , 'qm', 'start', $vmid, '--skiplock', '--migratedfrom', $nodename; |
485 | ||
f1c2a53a | 486 | my $migration_type = $self->{opts}->{migration_type}; |
2de2d6f7 TL |
487 | |
488 | push @$cmd, '--migration_type', $migration_type; | |
489 | ||
490 | push @$cmd, '--migration_network', $self->{opts}->{migration_network} | |
491 | if $self->{opts}->{migration_network}; | |
492 | ||
493 | if ($migration_type eq 'insecure') { | |
1c9d54bf TL |
494 | push @$cmd, '--stateuri', 'tcp'; |
495 | } else { | |
496 | push @$cmd, '--stateuri', 'unix'; | |
497 | } | |
95a4b4a9 | 498 | |
42668529 DM |
499 | if ($self->{forcemachine}) { |
500 | push @$cmd, '--machine', $self->{forcemachine}; | |
501 | } | |
502 | ||
b74cad8a AD |
503 | if ($self->{opts}->{targetstorage}) { |
504 | push @$cmd, '--targetstorage', $self->{opts}->{targetstorage}; | |
505 | } | |
506 | ||
86b8228b DM |
507 | my $spice_port; |
508 | ||
7c14dcae DM |
509 | # Note: We try to keep $spice_ticket secret (do not pass via command line parameter) |
510 | # instead we pipe it through STDIN | |
511 | PVE::Tools::run_command($cmd, input => $spice_ticket, outfunc => sub { | |
1e3baf05 DM |
512 | my $line = shift; |
513 | ||
407e0b8b | 514 | if ($line =~ m/^migration listens on tcp:(localhost|[\d\.]+|\[[\d\.:a-fA-F]+\]):(\d+)$/) { |
5bc1e039 SP |
515 | $raddr = $1; |
516 | $rport = int($2); | |
1c9d54bf TL |
517 | $ruri = "tcp:$raddr:$rport"; |
518 | } | |
519 | elsif ($line =~ m!^migration listens on unix:(/run/qemu-server/(\d+)\.migrate)$!) { | |
520 | $raddr = $1; | |
521 | die "Destination UNIX sockets VMID does not match source VMID" if $vmid ne $2; | |
522 | $ruri = "unix:$raddr"; | |
5bc1e039 SP |
523 | } |
524 | elsif ($line =~ m/^migration listens on port (\d+)$/) { | |
525 | $raddr = "localhost"; | |
86b8228b | 526 | $rport = int($1); |
1c9d54bf | 527 | $ruri = "tcp:$raddr:$rport"; |
5bc1e039 SP |
528 | } |
529 | elsif ($line =~ m/^spice listens on port (\d+)$/) { | |
86b8228b | 530 | $spice_port = int($1); |
1e3baf05 | 531 | } |
b74cad8a AD |
532 | elsif ($line =~ m/^storage migration listens on nbd:(localhost|[\d\.]+|\[[\d\.:a-fA-F]+\]):(\d+):exportname=(\S+) volume:(\S+)$/) { |
533 | my $volid = $4; | |
534 | my $nbd_uri = "nbd:$1:$2:exportname=$3"; | |
535 | my $targetdrive = $3; | |
536 | $targetdrive =~ s/drive-//g; | |
537 | ||
538 | $self->{target_drive}->{$targetdrive}->{volid} = $volid; | |
539 | $self->{target_drive}->{$targetdrive}->{nbd_uri} = $nbd_uri; | |
540 | ||
541 | } | |
ab399b7c AD |
542 | }, errfunc => sub { |
543 | my $line = shift; | |
544 | $self->log('info', $line); | |
545 | }); | |
1e3baf05 | 546 | |
5bc1e039 | 547 | die "unable to detect remote migration address\n" if !$raddr; |
1ef75254 | 548 | |
2de2d6f7 | 549 | if ($migration_type eq 'secure') { |
1c9d54bf TL |
550 | $self->log('info', "start remote tunnel"); |
551 | ||
552 | if ($ruri =~ /^unix:/) { | |
54323eed | 553 | unlink $raddr; |
1c9d54bf TL |
554 | $self->{tunnel} = $self->fork_tunnel("$raddr:$raddr"); |
555 | $self->{tunnel}->{sock_addr} = $raddr; | |
556 | ||
557 | my $unix_socket_try = 0; # wait for the socket to become ready | |
558 | while (! -S $raddr) { | |
559 | $unix_socket_try++; | |
560 | if ($unix_socket_try > 100) { | |
561 | $self->{errors} = 1; | |
562 | $self->finish_tunnel($self->{tunnel}); | |
563 | die "Timeout, migration socket $ruri did not get ready"; | |
564 | } | |
565 | ||
566 | usleep(50000); | |
567 | } | |
568 | ||
569 | } elsif ($ruri =~ /^tcp:/) { | |
e858e9d2 TL |
570 | my $tunnel_addr; |
571 | if ($raddr eq "localhost") { | |
572 | # for backwards compatibility with older qemu-server versions | |
573 | my $pfamily = PVE::Tools::get_host_address_family($nodename); | |
574 | my $lport = PVE::Tools::next_migrate_port($pfamily); | |
575 | $tunnel_addr = "$lport:localhost:$rport"; | |
576 | } | |
1c9d54bf | 577 | |
e858e9d2 | 578 | $self->{tunnel} = $self->fork_tunnel($tunnel_addr); |
1c9d54bf TL |
579 | |
580 | } else { | |
581 | die "unsupported protocol in migration URI: $ruri\n"; | |
582 | } | |
583 | } | |
1e3baf05 | 584 | |
1e3baf05 | 585 | my $start = time(); |
b74cad8a | 586 | |
8b54f4b8 | 587 | if ($self->{opts}->{targetstorage} && defined($self->{online_local_volumes})) { |
b74cad8a AD |
588 | $self->{storage_migration} = 1; |
589 | $self->{storage_migration_jobs} = {}; | |
590 | $self->log('info', "starting storage migration"); | |
591 | ||
bd2d5fe6 | 592 | die "The number of local disks does not match between the source and the destination.\n" |
3b4cf0f0 | 593 | if (scalar(keys %{$self->{target_drive}}) != scalar @{$self->{online_local_volumes}}); |
b74cad8a | 594 | foreach my $drive (keys %{$self->{target_drive}}){ |
3b4cf0f0 WB |
595 | my $nbd_uri = $self->{target_drive}->{$drive}->{nbd_uri}; |
596 | $self->log('info', "$drive: start migration to to $nbd_uri"); | |
597 | PVE::QemuServer::qemu_drive_mirror($vmid, $drive, $nbd_uri, $vmid, undef, $self->{storage_migration_jobs}, 1); | |
b74cad8a AD |
598 | } |
599 | } | |
600 | ||
1c9d54bf | 601 | $self->log('info', "starting online/live migration on $ruri"); |
5bc1e039 | 602 | $self->{livemigration} = 1; |
e18b0b99 | 603 | |
3beb415b AD |
604 | # load_defaults |
605 | my $defaults = PVE::QemuServer::load_defaults(); | |
606 | ||
607 | # always set migrate speed (overwrite kvm default of 32m) | |
608 | # we set a very hight default of 8192m which is basically unlimited | |
609 | my $migrate_speed = $defaults->{migrate_speed} || 8192; | |
610 | $migrate_speed = $conf->{migrate_speed} || $migrate_speed; | |
611 | $migrate_speed = $migrate_speed * 1048576; | |
612 | $self->log('info', "migrate_set_speed: $migrate_speed"); | |
613 | eval { | |
614 | PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "migrate_set_speed", value => int($migrate_speed)); | |
615 | }; | |
616 | $self->log('info', "migrate_set_speed error: $@") if $@; | |
617 | ||
618 | my $migrate_downtime = $defaults->{migrate_downtime}; | |
619 | $migrate_downtime = $conf->{migrate_downtime} if defined($conf->{migrate_downtime}); | |
620 | if (defined($migrate_downtime)) { | |
621 | $self->log('info', "migrate_set_downtime: $migrate_downtime"); | |
622 | eval { | |
865ef132 | 623 | PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "migrate_set_downtime", value => int($migrate_downtime*100)/100); |
3beb415b AD |
624 | }; |
625 | $self->log('info', "migrate_set_downtime error: $@") if $@; | |
626 | } | |
627 | ||
f34d1466 | 628 | $self->log('info', "set migration_caps"); |
e18b0b99 | 629 | eval { |
a89fded1 | 630 | PVE::QemuServer::set_migration_caps($vmid); |
e18b0b99 | 631 | }; |
a89fded1 | 632 | warn $@ if $@; |
e18b0b99 AD |
633 | |
634 | #set cachesize 10% of the total memory | |
635 | my $cachesize = int($conf->{memory}*1048576/10); | |
f34d1466 | 636 | $self->log('info', "set cachesize: $cachesize"); |
e18b0b99 | 637 | eval { |
f34d1466 | 638 | PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "migrate-set-cache-size", value => int($cachesize)); |
e18b0b99 | 639 | }; |
f34d1466 TL |
640 | $self->log('info', "migrate-set-cache-size error: $@") if $@; |
641 | ||
86b8228b | 642 | if (PVE::QemuServer::vga_conf_has_spice($conf->{vga})) { |
95a4b4a9 AD |
643 | my $rpcenv = PVE::RPCEnvironment::get(); |
644 | my $authuser = $rpcenv->get_user(); | |
645 | ||
86b8228b | 646 | my (undef, $proxyticket) = PVE::AccessControl::assemble_spice_ticket($authuser, $vmid, $self->{node}); |
95a4b4a9 | 647 | |
86b8228b | 648 | my $filename = "/etc/pve/nodes/$self->{node}/pve-ssl.pem"; |
dd25eecf | 649 | my $subject = PVE::AccessControl::read_x509_subject_spice($filename); |
95a4b4a9 AD |
650 | |
651 | $self->log('info', "spice client_migrate_info"); | |
652 | ||
653 | eval { | |
86b8228b DM |
654 | PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "client_migrate_info", protocol => 'spice', |
655 | hostname => $proxyticket, 'tls-port' => $spice_port, | |
656 | 'cert-subject' => $subject); | |
95a4b4a9 AD |
657 | }; |
658 | $self->log('info', "client_migrate_info error: $@") if $@; | |
659 | ||
660 | } | |
661 | ||
f34d1466 | 662 | $self->log('info', "start migrate command to $ruri"); |
5a7835f5 | 663 | eval { |
1c9d54bf | 664 | PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "migrate", uri => $ruri); |
5a7835f5 AD |
665 | }; |
666 | my $merr = $@; | |
1c9d54bf | 667 | $self->log('info', "migrate uri => $ruri failed: $merr") if $merr; |
1e3baf05 | 668 | |
a05b47a8 | 669 | my $lstat = 0; |
e52bd94c AD |
670 | my $usleep = 2000000; |
671 | my $i = 0; | |
b0b756c1 | 672 | my $err_count = 0; |
865ef132 SP |
673 | my $lastrem = undef; |
674 | my $downtimecounter = 0; | |
1e3baf05 | 675 | while (1) { |
e52bd94c AD |
676 | $i++; |
677 | my $avglstat = $lstat/$i if $lstat; | |
678 | ||
b0b756c1 DM |
679 | usleep($usleep); |
680 | my $stat; | |
681 | eval { | |
682 | $stat = PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "query-migrate"); | |
683 | }; | |
684 | if (my $err = $@) { | |
685 | $err_count++; | |
686 | warn "query migrate failed: $err\n"; | |
f34d1466 | 687 | $self->log('info', "query migrate failed: $err"); |
b0b756c1 DM |
688 | if ($err_count <= 5) { |
689 | usleep(1000000); | |
690 | next; | |
691 | } | |
692 | die "too many query migrate failures - aborting\n"; | |
693 | } | |
985a5f48 | 694 | |
f34d1466 | 695 | if (defined($stat->{status}) && $stat->{status} =~ m/^(setup)$/im) { |
985a5f48 AD |
696 | sleep(1); |
697 | next; | |
698 | } | |
699 | ||
f34d1466 | 700 | if (defined($stat->{status}) && $stat->{status} =~ m/^(active|completed|failed|cancelled)$/im) { |
d68afb26 | 701 | $merr = undef; |
b0b756c1 | 702 | $err_count = 0; |
5a7835f5 | 703 | if ($stat->{status} eq 'completed') { |
1e3baf05 DM |
704 | my $delay = time() - $start; |
705 | if ($delay > 0) { | |
706 | my $mbps = sprintf "%.2f", $conf->{memory}/$delay; | |
135007c0 AD |
707 | my $downtime = $stat->{downtime} || 0; |
708 | $self->log('info', "migration speed: $mbps MB/s - downtime $downtime ms"); | |
1e3baf05 DM |
709 | } |
710 | } | |
f5eb281a | 711 | |
5a7835f5 | 712 | if ($stat->{status} eq 'failed' || $stat->{status} eq 'cancelled') { |
f34d1466 | 713 | $self->log('info', "migration status error: $stat->{status}"); |
1e3baf05 DM |
714 | die "aborting\n" |
715 | } | |
716 | ||
a05b47a8 DM |
717 | if ($stat->{status} ne 'active') { |
718 | $self->log('info', "migration status: $stat->{status}"); | |
719 | last; | |
720 | } | |
721 | ||
722 | if ($stat->{ram}->{transferred} ne $lstat) { | |
723 | my $trans = $stat->{ram}->{transferred} || 0; | |
724 | my $rem = $stat->{ram}->{remaining} || 0; | |
725 | my $total = $stat->{ram}->{total} || 0; | |
e18b0b99 AD |
726 | my $xbzrlecachesize = $stat->{"xbzrle-cache"}->{"cache-size"} || 0; |
727 | my $xbzrlebytes = $stat->{"xbzrle-cache"}->{"bytes"} || 0; | |
728 | my $xbzrlepages = $stat->{"xbzrle-cache"}->{"pages"} || 0; | |
729 | my $xbzrlecachemiss = $stat->{"xbzrle-cache"}->{"cache-miss"} || 0; | |
730 | my $xbzrleoverflow = $stat->{"xbzrle-cache"}->{"overflow"} || 0; | |
e52bd94c | 731 | #reduce sleep if remainig memory if lower than the everage transfert |
94235c59 | 732 | $usleep = 300000 if $avglstat && $rem < $avglstat; |
a05b47a8 DM |
733 | |
734 | $self->log('info', "migration status: $stat->{status} (transferred ${trans}, " . | |
0302101c | 735 | "remaining ${rem}), total ${total})"); |
e18b0b99 | 736 | |
2e787b18 SP |
737 | if (${xbzrlecachesize}) { |
738 | $self->log('info', "migration xbzrle cachesize: ${xbzrlecachesize} transferred ${xbzrlebytes} pages ${xbzrlepages} cachemiss ${xbzrlecachemiss} overflow ${xbzrleoverflow}"); | |
739 | } | |
740 | ||
865ef132 SP |
741 | if (($lastrem && $rem > $lastrem ) || ($rem == 0)) { |
742 | $downtimecounter++; | |
743 | } | |
744 | $lastrem = $rem; | |
745 | ||
746 | if ($downtimecounter > 5) { | |
747 | $downtimecounter = 0; | |
748 | $migrate_downtime *= 2; | |
749 | $self->log('info', "migrate_set_downtime: $migrate_downtime"); | |
750 | eval { | |
751 | PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "migrate_set_downtime", value => int($migrate_downtime*100)/100); | |
752 | }; | |
753 | $self->log('info', "migrate_set_downtime error: $@") if $@; | |
754 | } | |
755 | ||
a05b47a8 DM |
756 | } |
757 | ||
865ef132 | 758 | |
a05b47a8 | 759 | $lstat = $stat->{ram}->{transferred}; |
e52bd94c | 760 | |
1e3baf05 | 761 | } else { |
d68afb26 | 762 | die $merr if $merr; |
5a7835f5 | 763 | die "unable to parse migration status '$stat->{status}' - aborting\n"; |
1e3baf05 | 764 | } |
a05b47a8 | 765 | } |
92437b8d TL |
766 | |
767 | # just to be sure that the tunnel gets closed on successful migration, on error | |
768 | # phase2_cleanup closes it *after* stopping the remote waiting VM | |
769 | if (!$self->{errors} && $self->{tunnel}) { | |
386c6ba7 WL |
770 | eval { finish_tunnel($self, $self->{tunnel}); }; |
771 | if (my $err = $@) { | |
772 | $self->log('err', $err); | |
773 | $self->{errors} = 1; | |
774 | } | |
775 | } | |
1e3baf05 | 776 | } |
16e903f2 | 777 | |
c04b5b04 AD |
778 | sub phase2_cleanup { |
779 | my ($self, $vmid, $err) = @_; | |
780 | ||
af30308f DM |
781 | return if !$self->{errors}; |
782 | $self->{phase2errors} = 1; | |
783 | ||
c04b5b04 AD |
784 | $self->log('info', "aborting phase 2 - cleanup resources"); |
785 | ||
19168b91 SP |
786 | $self->log('info', "migrate_cancel"); |
787 | eval { | |
788 | PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "migrate_cancel"); | |
789 | }; | |
790 | $self->log('info', "migrate_cancel error: $@") if $@; | |
791 | ||
c04b5b04 AD |
792 | my $conf = $self->{vmconf}; |
793 | delete $conf->{lock}; | |
ffda963f | 794 | eval { PVE::QemuConfig->write_config($vmid, $conf) }; |
c04b5b04 AD |
795 | if (my $err = $@) { |
796 | $self->log('err', $err); | |
797 | } | |
798 | ||
af30308f | 799 | # cleanup ressources on target host |
3b4cf0f0 | 800 | if ($self->{storage_migration}) { |
b74cad8a AD |
801 | |
802 | eval { PVE::QemuServer::qemu_blockjobs_cancel($vmid, $self->{storage_migration_jobs}) }; | |
803 | if (my $err = $@) { | |
804 | $self->log('err', $err); | |
805 | } | |
806 | ||
807 | eval { PVE::QemuMigrate::cleanup_remotedisks($self) }; | |
808 | if (my $err = $@) { | |
809 | $self->log('err', $err); | |
810 | } | |
811 | } | |
812 | ||
af30308f DM |
813 | my $nodename = PVE::INotify::nodename(); |
814 | ||
815 | my $cmd = [@{$self->{rem_ssh}}, 'qm', 'stop', $vmid, '--skiplock', '--migratedfrom', $nodename]; | |
816 | eval{ PVE::Tools::run_command($cmd, outfunc => sub {}, errfunc => sub {}) }; | |
817 | if (my $err = $@) { | |
818 | $self->log('err', $err); | |
819 | $self->{errors} = 1; | |
820 | } | |
386c6ba7 WL |
821 | |
822 | if ($self->{tunnel}) { | |
823 | eval { finish_tunnel($self, $self->{tunnel}); }; | |
824 | if (my $err = $@) { | |
825 | $self->log('err', $err); | |
826 | $self->{errors} = 1; | |
827 | } | |
828 | } | |
c04b5b04 AD |
829 | } |
830 | ||
16e903f2 DM |
831 | sub phase3 { |
832 | my ($self, $vmid) = @_; | |
f5eb281a | 833 | |
16e903f2 | 834 | my $volids = $self->{volumes}; |
af30308f | 835 | return if $self->{phase2errors}; |
16e903f2 DM |
836 | |
837 | # destroy local copies | |
838 | foreach my $volid (@$volids) { | |
46883f80 DM |
839 | eval { PVE::Storage::vdisk_free($self->{storecfg}, $volid); }; |
840 | if (my $err = $@) { | |
841 | $self->log('err', "removing local copy of '$volid' failed - $err"); | |
842 | $self->{errors} = 1; | |
843 | last if $err =~ /^interrupted by signal$/; | |
16e903f2 DM |
844 | } |
845 | } | |
16e903f2 DM |
846 | } |
847 | ||
848 | sub phase3_cleanup { | |
849 | my ($self, $vmid, $err) = @_; | |
850 | ||
851 | my $conf = $self->{vmconf}; | |
af30308f | 852 | return if $self->{phase2errors}; |
16e903f2 | 853 | |
b74cad8a | 854 | if ($self->{storage_migration}) { |
3b4cf0f0 WB |
855 | # finish block-job |
856 | eval { PVE::QemuServer::qemu_drive_mirror_monitor($vmid, undef, $self->{storage_migration_jobs}); }; | |
b74cad8a AD |
857 | |
858 | if (my $err = $@) { | |
859 | eval { PVE::QemuServer::qemu_blockjobs_cancel($vmid, $self->{storage_migration_jobs}) }; | |
860 | eval { PVE::QemuMigrate::cleanup_remotedisks($self) }; | |
861 | die "Failed to completed storage migration\n"; | |
862 | } else { | |
b74cad8a AD |
863 | foreach my $target_drive (keys %{$self->{target_drive}}) { |
864 | my $drive = PVE::QemuServer::parse_drive($target_drive, $self->{target_drive}->{$target_drive}->{volid}); | |
865 | $conf->{$target_drive} = PVE::QemuServer::print_drive($vmid, $drive); | |
866 | PVE::QemuConfig->write_config($vmid, $conf); | |
867 | } | |
868 | } | |
869 | } | |
870 | ||
b8d20802 | 871 | # move config to remote node |
ffda963f FG |
872 | my $conffile = PVE::QemuConfig->config_file($vmid); |
873 | my $newconffile = PVE::QemuConfig->config_file($vmid, $self->{node}); | |
b8d20802 AD |
874 | |
875 | die "Failed to move config to node '$self->{node}' - rename failed: $!\n" | |
876 | if !rename($conffile, $newconffile); | |
877 | ||
5bc1e039 | 878 | if ($self->{livemigration}) { |
504105c6 | 879 | if ($self->{storage_migration}) { |
28412ae4 FG |
880 | # remove drives referencing the nbd server from source |
881 | # otherwise vm_stop might hang later on | |
882 | foreach my $drive (keys %{$self->{target_drive}}){ | |
883 | PVE::QemuServer::vm_mon_cmd_nocheck($vmid, "device_del", id => $drive); | |
884 | } | |
504105c6 FG |
885 | # stop nbd server on remote vm - requirement for resume since 2.9 |
886 | my $cmd = [@{$self->{rem_ssh}}, 'qm', 'nbdstop', $vmid]; | |
887 | ||
888 | eval{ PVE::Tools::run_command($cmd, outfunc => sub {}, errfunc => sub {}) }; | |
889 | if (my $err = $@) { | |
890 | $self->log('err', $err); | |
891 | $self->{errors} = 1; | |
892 | } | |
893 | } | |
877e2ea7 | 894 | # config moved and nbd server stopped - now we can resume vm on target |
289e0b85 | 895 | my $cmd = [@{$self->{rem_ssh}}, 'qm', 'resume', $vmid, '--skiplock', '--nocheck']; |
d5f315fd AD |
896 | eval{ PVE::Tools::run_command($cmd, outfunc => sub {}, |
897 | errfunc => sub { | |
898 | my $line = shift; | |
899 | $self->log('err', $line); | |
900 | }); | |
901 | }; | |
f5eb281a | 902 | if (my $err = $@) { |
b67900f1 AD |
903 | $self->log('err', $err); |
904 | $self->{errors} = 1; | |
905 | } | |
906 | } | |
907 | ||
fd8469f7 | 908 | eval { |
fd8469f7 AD |
909 | my $timer = 0; |
910 | if (PVE::QemuServer::vga_conf_has_spice($conf->{vga}) && $self->{running}) { | |
911 | $self->log('info', "Waiting for spice server migration"); | |
912 | while (1) { | |
913 | my $res = PVE::QemuServer::vm_mon_cmd_nocheck($vmid, 'query-spice'); | |
914 | last if int($res->{'migrated'}) == 1; | |
915 | last if $timer > 50; | |
916 | $timer ++; | |
917 | usleep(200000); | |
918 | } | |
919 | } | |
920 | }; | |
95a4b4a9 | 921 | |
16e903f2 DM |
922 | # always stop local VM |
923 | eval { PVE::QemuServer::vm_stop($self->{storecfg}, $vmid, 1, 1); }; | |
924 | if (my $err = $@) { | |
925 | $self->log('err', "stopping vm failed - $err"); | |
926 | $self->{errors} = 1; | |
927 | } | |
928 | ||
929 | # always deactivate volumes - avoid lvm LVs to be active on several nodes | |
930 | eval { | |
931 | my $vollist = PVE::QemuServer::get_vm_volumes($conf); | |
932 | PVE::Storage::deactivate_volumes($self->{storecfg}, $vollist); | |
933 | }; | |
934 | if (my $err = $@) { | |
935 | $self->log('err', $err); | |
936 | $self->{errors} = 1; | |
937 | } | |
938 | ||
b74cad8a AD |
939 | if($self->{storage_migration}) { |
940 | # destroy local copies | |
941 | my $volids = $self->{online_local_volumes}; | |
942 | ||
943 | foreach my $volid (@$volids) { | |
944 | eval { PVE::Storage::vdisk_free($self->{storecfg}, $volid); }; | |
945 | if (my $err = $@) { | |
946 | $self->log('err', "removing local copy of '$volid' failed - $err"); | |
947 | $self->{errors} = 1; | |
948 | last if $err =~ /^interrupted by signal$/; | |
949 | } | |
950 | } | |
951 | ||
b74cad8a AD |
952 | } |
953 | ||
16e903f2 DM |
954 | # clear migrate lock |
955 | my $cmd = [ @{$self->{rem_ssh}}, 'qm', 'unlock', $vmid ]; | |
956 | $self->cmd_logerr($cmd, errmsg => "failed to clear migrate lock"); | |
957 | } | |
958 | ||
959 | sub final_cleanup { | |
960 | my ($self, $vmid) = @_; | |
961 | ||
962 | # nothing to do | |
963 | } | |
964 | ||
965 | 1; |