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Commit | Line | Data |
---|---|---|
1e3baf05 DM |
1 | package PVE::VZDump::QemuServer; |
2 | ||
1e3baf05 DM |
3 | use strict; |
4 | use warnings; | |
5 | use File::Path; | |
6 | use File::Basename; | |
66ab1d91 | 7 | use PVE::INotify; |
1e3baf05 | 8 | use PVE::VZDump; |
91bd6c90 | 9 | use PVE::IPCC; |
3e16d5fc DM |
10 | use PVE::Cluster qw(cfs_read_file); |
11 | use PVE::Tools; | |
f5bdefa4 | 12 | use PVE::Storage::Plugin; |
1e3baf05 DM |
13 | use PVE::Storage; |
14 | use PVE::QemuServer; | |
0db93c2d | 15 | use PVE::JSONSchema; |
1e3baf05 | 16 | use IO::File; |
91bd6c90 | 17 | use IPC::Open3; |
1e3baf05 DM |
18 | |
19 | use base qw (PVE::VZDump::Plugin); | |
20 | ||
21 | sub new { | |
22 | my ($class, $vzdump) = @_; | |
874a096e | 23 | |
66ab1d91 | 24 | PVE::VZDump::check_bin('qm'); |
1e3baf05 | 25 | |
e2812738 | 26 | my $self = bless { vzdump => $vzdump }, $class; |
1e3baf05 DM |
27 | |
28 | $self->{vmlist} = PVE::QemuServer::vzlist(); | |
29 | $self->{storecfg} = PVE::Storage::config(); | |
30 | ||
31 | return $self; | |
32 | }; | |
33 | ||
34 | ||
35 | sub type { | |
36 | return 'qemu'; | |
37 | } | |
38 | ||
39 | sub vmlist { | |
40 | my ($self) = @_; | |
41 | ||
42 | return [ keys %{$self->{vmlist}} ]; | |
43 | } | |
44 | ||
45 | sub prepare { | |
46 | my ($self, $task, $vmid, $mode) = @_; | |
47 | ||
48 | $task->{disks} = []; | |
49 | ||
ffda963f | 50 | my $conf = $self->{vmlist}->{$vmid} = PVE::QemuConfig->load_config($vmid); |
1e3baf05 | 51 | |
85b84b7b WL |
52 | $self->loginfo("VM Name: $conf->{name}") |
53 | if defined($conf->{name}); | |
54 | ||
91bd6c90 DM |
55 | $self->{vm_was_running} = 1; |
56 | if (!PVE::QemuServer::check_running($vmid)) { | |
57 | $self->{vm_was_running} = 0; | |
585b6e28 DM |
58 | } |
59 | ||
1e3baf05 DM |
60 | $task->{hostname} = $conf->{name}; |
61 | ||
874a096e | 62 | my $hostname = PVE::INotify::nodename(); |
1e3baf05 | 63 | |
b969cc68 DM |
64 | my $vollist = []; |
65 | my $drivehash = {}; | |
1e3baf05 DM |
66 | PVE::QemuServer::foreach_drive($conf, sub { |
67 | my ($ds, $drive) = @_; | |
68 | ||
f5bdefa4 | 69 | return if PVE::QemuServer::drive_is_cdrom($drive); |
1e3baf05 | 70 | |
b53b958b EK |
71 | my $volid = $drive->{file}; |
72 | ||
bea021ac | 73 | if (defined($drive->{backup}) && !$drive->{backup}) { |
b53b958b | 74 | $self->loginfo("exclude disk '$ds' '$volid' (backup=no)"); |
1e3baf05 | 75 | return; |
bea021ac | 76 | } elsif ($drive->{iothread}) { |
b53b958b EK |
77 | die "disk '$ds' '$volid' (iothread=on) can't use backup feature currently. Please set backup=no for this drive"; |
78 | } else { | |
0db93c2d EK |
79 | my $log = "include disk '$ds' '$volid'"; |
80 | if (defined $drive->{size}) { | |
81 | my $readable_size = PVE::JSONSchema::format_size($drive->{size}); | |
82 | $log .= " $readable_size"; | |
83 | } | |
84 | $self->loginfo($log); | |
874a096e | 85 | } |
b969cc68 | 86 | |
f5bdefa4 | 87 | my ($storeid, $volname) = PVE::Storage::parse_volume_id($volid, 1); |
b969cc68 DM |
88 | push @$vollist, $volid if $storeid; |
89 | $drivehash->{$ds} = $drive; | |
90 | }); | |
91 | ||
92 | PVE::Storage::activate_volumes($self->{storecfg}, $vollist); | |
93 | ||
075b417a DM |
94 | foreach my $ds (sort keys %$drivehash) { |
95 | my $drive = $drivehash->{$ds}; | |
874a096e | 96 | |
1e3baf05 DM |
97 | my $volid = $drive->{file}; |
98 | ||
99 | my $path; | |
100 | ||
f5bdefa4 | 101 | my ($storeid, $volname) = PVE::Storage::parse_volume_id($volid, 1); |
1e3baf05 | 102 | if ($storeid) { |
b969cc68 | 103 | $path = PVE::Storage::path($self->{storecfg}, $volid); |
1e3baf05 DM |
104 | } else { |
105 | $path = $volid; | |
106 | } | |
107 | ||
b969cc68 | 108 | next if !$path; |
1e3baf05 | 109 | |
daca220d AD |
110 | my $format = undef; |
111 | my $size = undef; | |
1e3baf05 | 112 | |
daca220d AD |
113 | eval{ |
114 | ($size, $format) = PVE::Storage::volume_size_info($self->{storecfg}, $volid, 5); | |
115 | }; | |
116 | die "no such volume '$volid'\n" if $@; | |
91bd6c90 | 117 | |
874a096e | 118 | my $diskinfo = { path => $path , volid => $volid, storeid => $storeid, |
91bd6c90 | 119 | format => $format, virtdev => $ds, qmdevice => "drive-$ds" }; |
1e3baf05 DM |
120 | |
121 | if (-b $path) { | |
1e3baf05 | 122 | $diskinfo->{type} = 'block'; |
1e3baf05 | 123 | } else { |
1e3baf05 | 124 | $diskinfo->{type} = 'file'; |
1e3baf05 DM |
125 | } |
126 | ||
127 | push @{$task->{disks}}, $diskinfo; | |
b969cc68 | 128 | } |
1e3baf05 DM |
129 | } |
130 | ||
131 | sub vm_status { | |
132 | my ($self, $vmid) = @_; | |
133 | ||
66ab1d91 | 134 | my $running = PVE::QemuServer::check_running($vmid) ? 1 : 0; |
874a096e DM |
135 | |
136 | return wantarray ? ($running, $running ? 'running' : 'stopped') : $running; | |
1e3baf05 DM |
137 | } |
138 | ||
139 | sub lock_vm { | |
140 | my ($self, $vmid) = @_; | |
141 | ||
142 | $self->cmd ("qm set $vmid --lock backup"); | |
143 | } | |
144 | ||
145 | sub unlock_vm { | |
146 | my ($self, $vmid) = @_; | |
147 | ||
66ab1d91 | 148 | $self->cmd ("qm unlock $vmid"); |
1e3baf05 DM |
149 | } |
150 | ||
151 | sub stop_vm { | |
152 | my ($self, $task, $vmid) = @_; | |
153 | ||
154 | my $opts = $self->{vzdump}->{opts}; | |
155 | ||
156 | my $wait = $opts->{stopwait} * 60; | |
157 | # send shutdown and wait | |
254575e9 | 158 | $self->cmd ("qm shutdown $vmid --skiplock --keepActive --timeout $wait"); |
1e3baf05 DM |
159 | } |
160 | ||
161 | sub start_vm { | |
162 | my ($self, $task, $vmid) = @_; | |
163 | ||
66ab1d91 | 164 | $self->cmd ("qm start $vmid --skiplock"); |
1e3baf05 DM |
165 | } |
166 | ||
167 | sub suspend_vm { | |
168 | my ($self, $task, $vmid) = @_; | |
169 | ||
66ab1d91 | 170 | $self->cmd ("qm suspend $vmid --skiplock"); |
1e3baf05 DM |
171 | } |
172 | ||
173 | sub resume_vm { | |
174 | my ($self, $task, $vmid) = @_; | |
175 | ||
66ab1d91 | 176 | $self->cmd ("qm resume $vmid --skiplock"); |
1e3baf05 DM |
177 | } |
178 | ||
1e3baf05 DM |
179 | sub assemble { |
180 | my ($self, $task, $vmid) = @_; | |
181 | ||
04096e7b | 182 | my $conffile = PVE::QemuConfig->config_file($vmid); |
1e3baf05 DM |
183 | |
184 | my $outfile = "$task->{tmpdir}/qemu-server.conf"; | |
c05f7f3f WL |
185 | my $firewall_src = "/etc/pve/firewall/$vmid.fw"; |
186 | my $firewall_dest = "$task->{tmpdir}/qemu-server.fw"; | |
187 | ||
188 | my $outfd = IO::File->new (">$outfile") || | |
189 | die "unable to open '$outfile'"; | |
190 | my $conffd = IO::File->new ($conffile, 'r') || | |
191 | die "unable open '$conffile'"; | |
192 | ||
193 | my $found_snapshot; | |
391c2230 | 194 | my $found_pending; |
c05f7f3f WL |
195 | while (defined (my $line = <$conffd>)) { |
196 | next if $line =~ m/^\#vzdump\#/; # just to be sure | |
197 | next if $line =~ m/^\#qmdump\#/; # just to be sure | |
391c2230 FG |
198 | if ($line =~ m/^\[(.*)\]\s*$/) { |
199 | if ($1 =~ m/PENDING/i) { | |
200 | $found_pending = 1; | |
201 | } else { | |
202 | $found_snapshot = 1; | |
203 | } | |
1e3baf05 | 204 | } |
391c2230 | 205 | |
c05f7f3f | 206 | next if $found_snapshot; # skip all snapshots data |
391c2230 FG |
207 | next if $found_pending; # skip all pending changes |
208 | ||
c05f7f3f WL |
209 | if ($line =~ m/^unused\d+:\s*(\S+)\s*/) { |
210 | $self->loginfo("skip unused drive '$1' (not included into backup)"); | |
211 | next; | |
1e3baf05 | 212 | } |
c05f7f3f | 213 | next if $line =~ m/^lock:/ || $line =~ m/^parent:/; |
91bd6c90 | 214 | |
c05f7f3f WL |
215 | print $outfd $line; |
216 | } | |
217 | ||
218 | foreach my $di (@{$task->{disks}}) { | |
219 | if ($di->{type} eq 'block' || $di->{type} eq 'file') { | |
220 | my $storeid = $di->{storeid} || ''; | |
221 | my $format = $di->{format} || ''; | |
222 | print $outfd "#qmdump#map:$di->{virtdev}:$di->{qmdevice}:$storeid:$format:\n"; | |
223 | } else { | |
224 | die "internal error"; | |
91bd6c90 | 225 | } |
c05f7f3f | 226 | } |
1e3baf05 | 227 | |
c05f7f3f WL |
228 | if ($found_snapshot) { |
229 | $self->loginfo("snapshots found (not included into backup)"); | |
230 | } | |
874a096e | 231 | |
391c2230 FG |
232 | if ($found_pending) { |
233 | $self->loginfo("pending configuration changes found (not included into backup)"); | |
234 | } | |
235 | ||
c05f7f3f | 236 | PVE::Tools::file_copy($firewall_src, $firewall_dest) if -f $firewall_src; |
1e3baf05 DM |
237 | } |
238 | ||
239 | sub archive { | |
fad02a16 | 240 | my ($self, $task, $vmid, $filename, $comp) = @_; |
1e3baf05 DM |
241 | |
242 | my $conffile = "$task->{tmpdir}/qemu-server.conf"; | |
c05f7f3f | 243 | my $firewall = "$task->{tmpdir}/qemu-server.fw"; |
1e3baf05 DM |
244 | |
245 | my $opts = $self->{vzdump}->{opts}; | |
246 | ||
247 | my $starttime = time (); | |
248 | ||
91bd6c90 DM |
249 | my $speed = 0; |
250 | if ($opts->{bwlimit}) { | |
874a096e | 251 | $speed = $opts->{bwlimit}*1024; |
91bd6c90 | 252 | } |
1e3baf05 | 253 | |
c82935e9 DM |
254 | my $diskcount = scalar(@{$task->{disks}}); |
255 | ||
ffda963f | 256 | if (PVE::QemuConfig->is_template($self->{vmlist}->{$vmid}) || !$diskcount) { |
23b4120b DM |
257 | my @pathlist; |
258 | foreach my $di (@{$task->{disks}}) { | |
259 | if ($di->{type} eq 'block' || $di->{type} eq 'file') { | |
260 | push @pathlist, "$di->{qmdevice}=$di->{path}"; | |
261 | } else { | |
262 | die "implement me"; | |
263 | } | |
264 | } | |
265 | ||
c82935e9 DM |
266 | if (!$diskcount) { |
267 | $self->loginfo("backup contains no disks"); | |
268 | } | |
269 | ||
23b4120b DM |
270 | my $outcmd; |
271 | if ($comp) { | |
874a096e | 272 | $outcmd = "exec:$comp"; |
23b4120b | 273 | } else { |
874a096e | 274 | $outcmd = "exec:cat"; |
23b4120b DM |
275 | } |
276 | ||
277 | $outcmd .= ">$filename" if !$opts->{stdout}; | |
278 | ||
c05f7f3f WL |
279 | my $cmd = ['/usr/bin/vma', 'create', '-v', '-c', $conffile]; |
280 | push @$cmd, '-c', $firewall if -e $firewall; | |
281 | push @$cmd, $outcmd, @pathlist; | |
23b4120b DM |
282 | |
283 | $self->loginfo("starting template backup"); | |
284 | $self->loginfo(join(' ', @$cmd)); | |
285 | ||
286 | if ($opts->{stdout}) { | |
287 | $self->cmd($cmd, output => ">&=" . fileno($opts->{stdout})); | |
288 | } else { | |
289 | $self->cmd($cmd); | |
290 | } | |
291 | ||
292 | return; | |
293 | } | |
294 | ||
295 | ||
91bd6c90 | 296 | my $devlist = ''; |
1e3baf05 DM |
297 | foreach my $di (@{$task->{disks}}) { |
298 | if ($di->{type} eq 'block' || $di->{type} eq 'file') { | |
91bd6c90 | 299 | $devlist .= $devlist ? ",$di->{qmdevice}" : $di->{qmdevice}; |
1e3baf05 DM |
300 | } else { |
301 | die "implement me"; | |
302 | } | |
303 | } | |
304 | ||
91bd6c90 DM |
305 | my $stop_after_backup; |
306 | my $resume_on_backup; | |
307 | ||
308 | my $skiplock = 1; | |
ab6a9a0c WL |
309 | my $vm_is_running = PVE::QemuServer::check_running($vmid); |
310 | if (!$vm_is_running) { | |
91bd6c90 DM |
311 | eval { |
312 | $self->loginfo("starting kvm to execute backup task"); | |
874a096e | 313 | PVE::QemuServer::vm_start($self->{storecfg}, $vmid, undef, |
91bd6c90 DM |
314 | $skiplock, undef, 1); |
315 | if ($self->{vm_was_running}) { | |
316 | $resume_on_backup = 1; | |
317 | } else { | |
318 | $stop_after_backup = 1; | |
319 | } | |
320 | }; | |
321 | if (my $err = $@) { | |
322 | die $err; | |
323 | } | |
9c502e26 | 324 | } |
91bd6c90 DM |
325 | |
326 | my $cpid; | |
327 | my $interrupt_msg = "interrupted by signal\n"; | |
328 | eval { | |
329 | $SIG{INT} = $SIG{TERM} = $SIG{QUIT} = $SIG{HUP} = $SIG{PIPE} = sub { | |
330 | die $interrupt_msg; | |
331 | }; | |
332 | ||
333 | my $qmpclient = PVE::QMPClient->new(); | |
334 | ||
335 | my $uuid; | |
336 | ||
337 | my $backup_cb = sub { | |
338 | my ($vmid, $resp) = @_; | |
663d6641 | 339 | $uuid = $resp->{return}->{UUID}; |
91bd6c90 DM |
340 | }; |
341 | ||
342 | my $outfh; | |
343 | if ($opts->{stdout}) { | |
344 | $outfh = $opts->{stdout}; | |
345 | } else { | |
346 | $outfh = IO::File->new($filename, "w") || | |
347 | die "unable to open file '$filename' - $!\n"; | |
348 | } | |
349 | ||
350 | my $outfileno; | |
351 | if ($comp) { | |
352 | my @pipefd = POSIX::pipe(); | |
353 | $cpid = fork(); | |
354 | die "unable to fork worker - $!" if !defined($cpid); | |
355 | if ($cpid == 0) { | |
356 | eval { | |
357 | POSIX::close($pipefd[1]); | |
358 | # redirect STDIN | |
359 | my $fd = fileno(STDIN); | |
360 | close STDIN; | |
361 | POSIX::close(0) if $fd != 0; | |
874a096e | 362 | die "unable to redirect STDIN - $!" |
91bd6c90 | 363 | if !open(STDIN, "<&", $pipefd[0]); |
874a096e | 364 | |
91bd6c90 DM |
365 | # redirect STDOUT |
366 | $fd = fileno(STDOUT); | |
367 | close STDOUT; | |
368 | POSIX::close (1) if $fd != 1; | |
369 | ||
874a096e | 370 | die "unable to redirect STDOUT - $!" |
91bd6c90 | 371 | if !open(STDOUT, ">&", fileno($outfh)); |
874a096e | 372 | |
91bd6c90 DM |
373 | exec($comp); |
374 | die "fork compressor '$comp' failed\n"; | |
375 | }; | |
376 | if (my $err = $@) { | |
60635a57 | 377 | $self->logerr($err); |
874a096e | 378 | POSIX::_exit(1); |
91bd6c90 | 379 | } |
874a096e DM |
380 | POSIX::_exit(0); |
381 | kill(-9, $$); | |
91bd6c90 DM |
382 | } else { |
383 | POSIX::close($pipefd[0]); | |
384 | $outfileno = $pipefd[1]; | |
874a096e | 385 | } |
91bd6c90 DM |
386 | } else { |
387 | $outfileno = fileno($outfh); | |
388 | } | |
389 | ||
390 | my $add_fd_cb = sub { | |
391 | my ($vmid, $resp) = @_; | |
392 | ||
c05f7f3f WL |
393 | my $params = { |
394 | 'backup-file' => "/dev/fdname/backup", | |
395 | speed => $speed, | |
396 | 'config-file' => $conffile, | |
397 | devlist => $devlist | |
398 | }; | |
399 | ||
400 | $params->{'firewall-file'} = $firewall if -e $firewall; | |
401 | $qmpclient->queue_cmd($vmid, $backup_cb, 'backup', %$params); | |
91bd6c90 DM |
402 | }; |
403 | ||
874a096e | 404 | $qmpclient->queue_cmd($vmid, $add_fd_cb, 'getfd', |
91bd6c90 | 405 | fd => $outfileno, fdname => "backup"); |
ab6a9a0c WL |
406 | |
407 | if ($self->{vmlist}->{$vmid}->{agent} && $vm_is_running){ | |
874a096e | 408 | eval { PVE::QemuServer::vm_mon_cmd($vmid, "guest-fsfreeze-freeze"); }; |
ab6a9a0c WL |
409 | if (my $err = $@) { |
410 | $self->logerr($err); | |
874a096e | 411 | } |
ab6a9a0c | 412 | } |
874a096e | 413 | |
91bd6c90 DM |
414 | $qmpclient->queue_execute(); |
415 | ||
ab6a9a0c | 416 | if ($self->{vmlist}->{$vmid}->{agent} && $vm_is_running ){ |
874a096e | 417 | eval { PVE::QemuServer::vm_mon_cmd($vmid, "guest-fsfreeze-thaw"); }; |
ab6a9a0c WL |
418 | if (my $err = $@) { |
419 | $self->logerr($err); | |
420 | } | |
421 | } | |
874a096e | 422 | die $qmpclient->{errors}->{$vmid} if $qmpclient->{errors}->{$vmid}; |
91bd6c90 DM |
423 | |
424 | if ($cpid) { | |
874a096e | 425 | POSIX::close($outfileno) == 0 || |
91bd6c90 DM |
426 | die "close output file handle failed\n"; |
427 | } | |
428 | ||
429 | die "got no uuid for backup task\n" if !$uuid; | |
430 | ||
431 | $self->loginfo("started backup task '$uuid'"); | |
432 | ||
433 | if ($resume_on_backup) { | |
434 | $self->loginfo("resume VM"); | |
435 | PVE::QemuServer::vm_mon_cmd($vmid, 'cont'); | |
436 | } | |
437 | ||
438 | my $status; | |
439 | my $starttime = time (); | |
440 | my $last_per = -1; | |
874a096e | 441 | my $last_total = 0; |
91bd6c90 DM |
442 | my $last_zero = 0; |
443 | my $last_transferred = 0; | |
444 | my $last_time = time(); | |
445 | my $transferred; | |
446 | ||
447 | while(1) { | |
448 | $status = PVE::QemuServer::vm_mon_cmd($vmid, 'query-backup'); | |
405b913a DM |
449 | my $total = $status->{total} || 0; |
450 | $transferred = $status->{transferred} || 0; | |
91bd6c90 DM |
451 | my $per = $total ? int(($transferred * 100)/$total) : 0; |
452 | my $zero = $status->{'zero-bytes'} || 0; | |
453 | my $zero_per = $total ? int(($zero * 100)/$total) : 0; | |
874a096e | 454 | |
405b913a | 455 | die "got unexpected uuid\n" if !$status->{uuid} || ($status->{uuid} ne $uuid); |
91bd6c90 DM |
456 | |
457 | my $ctime = time(); | |
458 | my $duration = $ctime - $starttime; | |
459 | ||
460 | my $rbytes = $transferred - $last_transferred; | |
461 | my $wbytes = $rbytes - ($zero - $last_zero); | |
462 | ||
463 | my $timediff = ($ctime - $last_time) || 1; # fixme | |
874a096e | 464 | my $mbps_read = ($rbytes > 0) ? |
91bd6c90 | 465 | int(($rbytes/$timediff)/(1000*1000)) : 0; |
874a096e | 466 | my $mbps_write = ($wbytes > 0) ? |
91bd6c90 DM |
467 | int(($wbytes/$timediff)/(1000*1000)) : 0; |
468 | ||
469 | my $statusline = "status: $per% ($transferred/$total), " . | |
470 | "sparse ${zero_per}% ($zero), duration $duration, " . | |
471 | "$mbps_read/$mbps_write MB/s"; | |
405b913a DM |
472 | my $res = $status->{status} || 'unknown'; |
473 | if ($res ne 'active') { | |
91bd6c90 DM |
474 | $self->loginfo($statusline); |
475 | die(($status->{errmsg} || "unknown error") . "\n") | |
405b913a DM |
476 | if $res eq 'error'; |
477 | die "got unexpected status '$res'\n" | |
478 | if $res ne 'done'; | |
479 | die "got wrong number of transfered bytes ($total != $transferred)\n" | |
480 | if ($res eq 'done') && ($total != $transferred); | |
481 | ||
91bd6c90 DM |
482 | last; |
483 | } | |
484 | if ($per != $last_per && ($timediff > 2)) { | |
485 | $self->loginfo($statusline); | |
486 | $last_per = $per; | |
874a096e | 487 | $last_total = $total if $total; |
91bd6c90 DM |
488 | $last_zero = $zero if $zero; |
489 | $last_transferred = $transferred if $transferred; | |
490 | $last_time = $ctime; | |
491 | } | |
492 | sleep(1); | |
493 | } | |
494 | ||
495 | my $duration = time() - $starttime; | |
496 | if ($transferred && $duration) { | |
497 | my $mb = int($transferred/(1000*1000)); | |
498 | my $mbps = int(($transferred/$duration)/(1000*1000)); | |
499 | $self->loginfo("transferred $mb MB in $duration seconds ($mbps MB/s)"); | |
500 | } | |
501 | }; | |
502 | my $err = $@; | |
503 | ||
19599cd9 | 504 | if ($err) { |
60635a57 | 505 | $self->logerr($err); |
19599cd9 | 506 | $self->loginfo("aborting backup job"); |
1575bfcc | 507 | eval { PVE::QemuServer::vm_mon_cmd($vmid, 'backup-cancel'); }; |
60635a57 DM |
508 | if (my $err1 = $@) { |
509 | $self->logerr($err1); | |
510 | } | |
19599cd9 DM |
511 | } |
512 | ||
91bd6c90 DM |
513 | if ($stop_after_backup) { |
514 | # stop if not running | |
515 | eval { | |
516 | my $resp = PVE::QemuServer::vm_mon_cmd($vmid, 'query-status'); | |
517 | my $status = $resp && $resp->{status} ? $resp->{status} : 'unknown'; | |
518 | if ($status eq 'prelaunch') { | |
19599cd9 | 519 | $self->loginfo("stopping kvm after backup task"); |
91bd6c90 DM |
520 | PVE::QemuServer::vm_stop($self->{storecfg}, $vmid, $skiplock); |
521 | } else { | |
522 | $self->loginfo("kvm status changed after backup ('$status')" . | |
523 | " - keep VM running"); | |
524 | } | |
525 | } | |
874a096e | 526 | } |
91bd6c90 DM |
527 | |
528 | if ($err) { | |
874a096e DM |
529 | if ($cpid) { |
530 | kill(9, $cpid); | |
91bd6c90 DM |
531 | waitpid($cpid, 0); |
532 | } | |
533 | die $err; | |
534 | } | |
535 | ||
536 | if ($cpid && (waitpid($cpid, 0) > 0)) { | |
537 | my $stat = $?; | |
538 | my $ec = $stat >> 8; | |
539 | my $signal = $stat & 127; | |
540 | if ($ec || $signal) { | |
874a096e | 541 | die "$comp failed - wrong exit status $ec" . |
91bd6c90 DM |
542 | ($signal ? " (signal $signal)\n" : "\n"); |
543 | } | |
544 | } | |
545 | } | |
546 | ||
547 | sub snapshot { | |
548 | my ($self, $task, $vmid) = @_; | |
549 | ||
550 | # nothing to do | |
1e3baf05 DM |
551 | } |
552 | ||
553 | sub cleanup { | |
554 | my ($self, $task, $vmid) = @_; | |
555 | ||
91bd6c90 | 556 | # nothing to do ? |
1e3baf05 DM |
557 | } |
558 | ||
559 | 1; |