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Commit | Line | Data |
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b6cf0a66 DM |
1 | package PVE::Storage; |
2 | ||
3 | use strict; | |
ffd6f2f3 | 4 | use warnings; |
dec97937 | 5 | use Data::Dumper; |
ffd6f2f3 | 6 | |
b6cf0a66 DM |
7 | use POSIX; |
8 | use IO::Select; | |
b6cf0a66 | 9 | use IO::File; |
b6cf0a66 DM |
10 | use File::Basename; |
11 | use File::Path; | |
b6cf0a66 | 12 | use Cwd 'abs_path'; |
7a2d5c1a | 13 | use Socket; |
b6cf0a66 | 14 | |
4dee23d3 | 15 | use PVE::Tools qw(run_command file_read_firstline dir_glob_foreach $IPV6RE); |
83d7192f | 16 | use PVE::Cluster qw(cfs_read_file cfs_write_file cfs_lock_file); |
b6cf0a66 DM |
17 | use PVE::Exception qw(raise_param_exc); |
18 | use PVE::JSONSchema; | |
19 | use PVE::INotify; | |
88c3abaf | 20 | use PVE::RPCEnvironment; |
b6cf0a66 | 21 | |
1dc01b9f DM |
22 | use PVE::Storage::Plugin; |
23 | use PVE::Storage::DirPlugin; | |
24 | use PVE::Storage::LVMPlugin; | |
610798bc | 25 | use PVE::Storage::LvmThinPlugin; |
1dc01b9f DM |
26 | use PVE::Storage::NFSPlugin; |
27 | use PVE::Storage::ISCSIPlugin; | |
0509010d | 28 | use PVE::Storage::RBDPlugin; |
caf1960c | 29 | use PVE::Storage::SheepdogPlugin; |
86616554 | 30 | use PVE::Storage::ISCSIDirectPlugin; |
f4648aef | 31 | use PVE::Storage::GlusterfsPlugin; |
85fda4dd | 32 | use PVE::Storage::ZFSPoolPlugin; |
4f914e6e | 33 | use PVE::Storage::ZFSPlugin; |
14770890 | 34 | use PVE::Storage::DRBDPlugin; |
b6cf0a66 | 35 | |
4dee23d3 DP |
36 | # Storage API version. Icrement it on changes in storage API interface. |
37 | use constant APIVER => 1; | |
38 | ||
39 | # load standard plugins | |
1dc01b9f DM |
40 | PVE::Storage::DirPlugin->register(); |
41 | PVE::Storage::LVMPlugin->register(); | |
610798bc | 42 | PVE::Storage::LvmThinPlugin->register(); |
1dc01b9f DM |
43 | PVE::Storage::NFSPlugin->register(); |
44 | PVE::Storage::ISCSIPlugin->register(); | |
0509010d | 45 | PVE::Storage::RBDPlugin->register(); |
caf1960c | 46 | PVE::Storage::SheepdogPlugin->register(); |
86616554 | 47 | PVE::Storage::ISCSIDirectPlugin->register(); |
f4648aef | 48 | PVE::Storage::GlusterfsPlugin->register(); |
85fda4dd | 49 | PVE::Storage::ZFSPoolPlugin->register(); |
4f914e6e | 50 | PVE::Storage::ZFSPlugin->register(); |
14770890 | 51 | PVE::Storage::DRBDPlugin->register(); |
4dee23d3 DP |
52 | |
53 | # load third-party plugins | |
54 | if ( -d '/usr/share/perl5/PVE/Storage/Custom' ) { | |
55 | dir_glob_foreach('/usr/share/perl5/PVE/Storage/Custom', '.*\.pm$', sub { | |
56 | my ($file) = @_; | |
57 | my $modname = 'PVE::Storage::Custom::' . $file; | |
58 | $modname =~ s!\.pm$!!; | |
59 | $file = 'PVE/Storage/Custom/' . $file; | |
60 | ||
61 | eval { | |
62 | require $file; | |
63 | }; | |
64 | if ($@) { | |
65 | warn $@; | |
66 | # Check storage API version and that file is really storage plugin. | |
67 | } elsif ($modname->isa('PVE::Storage::Plugin') && $modname->can('api') && $modname->api() == APIVER) { | |
68 | eval { | |
69 | import $file; | |
70 | $modname->register(); | |
71 | }; | |
72 | warn $@ if $@; | |
73 | } else { | |
74 | warn "Error loading storage plugin \"$modname\" because of API version mismatch. Please, update it.\n" | |
75 | } | |
76 | }); | |
77 | } | |
78 | ||
79 | # initialize all plugins | |
1dc01b9f | 80 | PVE::Storage::Plugin->init(); |
b6cf0a66 | 81 | |
1dc01b9f | 82 | my $UDEVADM = '/sbin/udevadm'; |
b6cf0a66 | 83 | |
1dc01b9f | 84 | # PVE::Storage utility functions |
b6cf0a66 DM |
85 | |
86 | sub config { | |
87 | return cfs_read_file("storage.cfg"); | |
88 | } | |
89 | ||
83d7192f FG |
90 | sub write_config { |
91 | my ($cfg) = @_; | |
92 | ||
93 | cfs_write_file('storage.cfg', $cfg); | |
94 | } | |
95 | ||
b6cf0a66 DM |
96 | sub lock_storage_config { |
97 | my ($code, $errmsg) = @_; | |
98 | ||
99 | cfs_lock_file("storage.cfg", undef, $code); | |
100 | my $err = $@; | |
101 | if ($err) { | |
102 | $errmsg ? die "$errmsg: $err" : die $err; | |
103 | } | |
104 | } | |
105 | ||
b6cf0a66 DM |
106 | sub storage_config { |
107 | my ($cfg, $storeid, $noerr) = @_; | |
108 | ||
82fc923f | 109 | die "no storage ID specified\n" if !$storeid; |
1a3459ac | 110 | |
b6cf0a66 DM |
111 | my $scfg = $cfg->{ids}->{$storeid}; |
112 | ||
113 | die "storage '$storeid' does not exists\n" if (!$noerr && !$scfg); | |
114 | ||
115 | return $scfg; | |
116 | } | |
117 | ||
118 | sub storage_check_node { | |
119 | my ($cfg, $storeid, $node, $noerr) = @_; | |
120 | ||
1dc01b9f | 121 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
122 | |
123 | if ($scfg->{nodes}) { | |
124 | $node = PVE::INotify::nodename() if !$node || ($node eq 'localhost'); | |
125 | if (!$scfg->{nodes}->{$node}) { | |
da156fb3 | 126 | die "storage '$storeid' is not available on node '$node'\n" if !$noerr; |
b6cf0a66 DM |
127 | return undef; |
128 | } | |
129 | } | |
130 | ||
131 | return $scfg; | |
132 | } | |
133 | ||
134 | sub storage_check_enabled { | |
135 | my ($cfg, $storeid, $node, $noerr) = @_; | |
136 | ||
1dc01b9f | 137 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
138 | |
139 | if ($scfg->{disable}) { | |
140 | die "storage '$storeid' is disabled\n" if !$noerr; | |
141 | return undef; | |
142 | } | |
143 | ||
144 | return storage_check_node($cfg, $storeid, $node, $noerr); | |
145 | } | |
146 | ||
147 | sub storage_ids { | |
148 | my ($cfg) = @_; | |
149 | ||
1dc01b9f | 150 | return keys %{$cfg->{ids}}; |
b6cf0a66 DM |
151 | } |
152 | ||
1dc01b9f DM |
153 | sub file_size_info { |
154 | my ($filename, $timeout) = @_; | |
b6cf0a66 | 155 | |
1dc01b9f | 156 | return PVE::Storage::Plugin::file_size_info($filename, $timeout); |
b6cf0a66 DM |
157 | } |
158 | ||
20ccac1b AD |
159 | sub volume_size_info { |
160 | my ($cfg, $volid, $timeout) = @_; | |
161 | ||
f18199e5 DM |
162 | my ($storeid, $volname) = parse_volume_id($volid, 1); |
163 | if ($storeid) { | |
164 | my $scfg = storage_config($cfg, $storeid); | |
165 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
166 | return $plugin->volume_size_info($scfg, $storeid, $volname, $timeout); | |
167 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
168 | return file_size_info($volid, $timeout); | |
169 | } else { | |
170 | return 0; | |
171 | } | |
20ccac1b AD |
172 | } |
173 | ||
7e6c05dc AD |
174 | sub volume_resize { |
175 | my ($cfg, $volid, $size, $running) = @_; | |
176 | ||
177 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
178 | if ($storeid) { | |
179 | my $scfg = storage_config($cfg, $storeid); | |
180 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
181 | return $plugin->volume_resize($scfg, $storeid, $volname, $size, $running); | |
182 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 183 | die "resize file/device '$volid' is not possible\n"; |
7e6c05dc | 184 | } else { |
f824c722 | 185 | die "unable to parse volume ID '$volid'\n"; |
7e6c05dc AD |
186 | } |
187 | } | |
188 | ||
1597f1f9 WL |
189 | sub volume_rollback_is_possible { |
190 | my ($cfg, $volid, $snap) = @_; | |
e0852ba7 | 191 | |
1597f1f9 WL |
192 | my ($storeid, $volname) = parse_volume_id($volid, 1); |
193 | if ($storeid) { | |
194 | my $scfg = storage_config($cfg, $storeid); | |
195 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
196 | return $plugin->volume_rollback_is_possible($scfg, $storeid, $volname, $snap); | |
197 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 198 | die "snapshot rollback file/device '$volid' is not possible\n"; |
1597f1f9 | 199 | } else { |
f824c722 | 200 | die "unable to parse volume ID '$volid'\n"; |
1597f1f9 WL |
201 | } |
202 | } | |
203 | ||
db60719c | 204 | sub volume_snapshot { |
f5640e7d | 205 | my ($cfg, $volid, $snap) = @_; |
db60719c AD |
206 | |
207 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
208 | if ($storeid) { | |
209 | my $scfg = storage_config($cfg, $storeid); | |
210 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
f5640e7d | 211 | return $plugin->volume_snapshot($scfg, $storeid, $volname, $snap); |
db60719c | 212 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
f824c722 | 213 | die "snapshot file/device '$volid' is not possible\n"; |
db60719c | 214 | } else { |
f824c722 | 215 | die "unable to parse volume ID '$volid'\n"; |
db60719c AD |
216 | } |
217 | } | |
218 | ||
22a2a633 AD |
219 | sub volume_snapshot_rollback { |
220 | my ($cfg, $volid, $snap) = @_; | |
221 | ||
222 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
223 | if ($storeid) { | |
224 | my $scfg = storage_config($cfg, $storeid); | |
225 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b3f302c6 | 226 | $plugin->volume_rollback_is_possible($scfg, $storeid, $volname, $snap); |
22a2a633 AD |
227 | return $plugin->volume_snapshot_rollback($scfg, $storeid, $volname, $snap); |
228 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 229 | die "snapshot rollback file/device '$volid' is not possible\n"; |
22a2a633 | 230 | } else { |
f824c722 | 231 | die "unable to parse volume ID '$volid'\n"; |
22a2a633 AD |
232 | } |
233 | } | |
234 | ||
5753c9d1 AD |
235 | sub volume_snapshot_delete { |
236 | my ($cfg, $volid, $snap, $running) = @_; | |
237 | ||
238 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
239 | if ($storeid) { | |
240 | my $scfg = storage_config($cfg, $storeid); | |
241 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
27cc55d4 | 242 | return $plugin->volume_snapshot_delete($scfg, $storeid, $volname, $snap, $running); |
5753c9d1 | 243 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
f824c722 | 244 | die "snapshot delete file/device '$volid' is not possible\n"; |
5753c9d1 | 245 | } else { |
f824c722 | 246 | die "unable to parse volume ID '$volid'\n"; |
5753c9d1 AD |
247 | } |
248 | } | |
249 | ||
99473759 AD |
250 | sub volume_has_feature { |
251 | my ($cfg, $feature, $volid, $snap, $running) = @_; | |
252 | ||
253 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
254 | if ($storeid) { | |
255 | my $scfg = storage_config($cfg, $storeid); | |
256 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
257 | return $plugin->volume_has_feature($scfg, $feature, $storeid, $volname, $snap, $running); | |
258 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
259 | return undef; | |
260 | } else { | |
261 | return undef; | |
262 | } | |
263 | } | |
264 | ||
1dc01b9f DM |
265 | sub get_image_dir { |
266 | my ($cfg, $storeid, $vmid) = @_; | |
b6cf0a66 | 267 | |
1dc01b9f DM |
268 | my $scfg = storage_config($cfg, $storeid); |
269 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 270 | |
1dc01b9f | 271 | my $path = $plugin->get_subdir($scfg, 'images'); |
b6cf0a66 | 272 | |
1dc01b9f | 273 | return $vmid ? "$path/$vmid" : $path; |
b6cf0a66 DM |
274 | } |
275 | ||
1dc01b9f | 276 | sub get_private_dir { |
b6cf0a66 DM |
277 | my ($cfg, $storeid, $vmid) = @_; |
278 | ||
1dc01b9f DM |
279 | my $scfg = storage_config($cfg, $storeid); |
280 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 281 | |
1dc01b9f | 282 | my $path = $plugin->get_subdir($scfg, 'rootdir'); |
d22a6133 | 283 | |
1dc01b9f | 284 | return $vmid ? "$path/$vmid" : $path; |
d22a6133 DM |
285 | } |
286 | ||
b6cf0a66 DM |
287 | sub get_iso_dir { |
288 | my ($cfg, $storeid) = @_; | |
289 | ||
1dc01b9f DM |
290 | my $scfg = storage_config($cfg, $storeid); |
291 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 292 | |
1dc01b9f | 293 | return $plugin->get_subdir($scfg, 'iso'); |
b6cf0a66 DM |
294 | } |
295 | ||
296 | sub get_vztmpl_dir { | |
297 | my ($cfg, $storeid) = @_; | |
298 | ||
1dc01b9f DM |
299 | my $scfg = storage_config($cfg, $storeid); |
300 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 301 | |
1dc01b9f | 302 | return $plugin->get_subdir($scfg, 'vztmpl'); |
b6cf0a66 DM |
303 | } |
304 | ||
568de3d1 DM |
305 | sub get_backup_dir { |
306 | my ($cfg, $storeid) = @_; | |
307 | ||
1dc01b9f DM |
308 | my $scfg = storage_config($cfg, $storeid); |
309 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 310 | |
1dc01b9f | 311 | return $plugin->get_subdir($scfg, 'backup'); |
b6cf0a66 DM |
312 | } |
313 | ||
314 | # library implementation | |
315 | ||
b6cf0a66 DM |
316 | sub parse_vmid { |
317 | my $vmid = shift; | |
318 | ||
319 | die "VMID '$vmid' contains illegal characters\n" if $vmid !~ m/^\d+$/; | |
320 | ||
321 | return int($vmid); | |
322 | } | |
323 | ||
787624df FG |
324 | # NOTE: basename and basevmid are always undef for LVM-thin, where the |
325 | # clone -> base reference is not encoded in the volume ID. | |
326 | # see note in PVE::Storage::LvmThinPlugin for details. | |
ec4b0dc7 AD |
327 | sub parse_volname { |
328 | my ($cfg, $volid) = @_; | |
329 | ||
330 | my ($storeid, $volname) = parse_volume_id($volid); | |
331 | ||
332 | my $scfg = storage_config($cfg, $storeid); | |
333 | ||
334 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
a6f12626 DM |
335 | |
336 | # returns ($vtype, $name, $vmid, $basename, $basevmid, $isBase, $format) | |
337 | ||
ec4b0dc7 AD |
338 | return $plugin->parse_volname($volname); |
339 | } | |
340 | ||
b6cf0a66 DM |
341 | sub parse_volume_id { |
342 | my ($volid, $noerr) = @_; | |
343 | ||
a7f3d909 | 344 | return PVE::Storage::Plugin::parse_volume_id($volid, $noerr); |
b6cf0a66 DM |
345 | } |
346 | ||
17fb7e42 FG |
347 | my $volume_is_base_and_used__no_lock = sub { |
348 | my ($scfg, $storeid, $plugin, $volname) = @_; | |
349 | ||
350 | my ($vtype, $name, $vmid, undef, undef, $isBase, undef) = | |
351 | $plugin->parse_volname($volname); | |
352 | ||
353 | if ($isBase) { | |
354 | my $vollist = $plugin->list_images($storeid, $scfg); | |
355 | foreach my $info (@$vollist) { | |
356 | my (undef, $tmpvolname) = parse_volume_id($info->{volid}); | |
357 | my $basename = undef; | |
358 | my $basevmid = undef; | |
359 | ||
360 | eval{ | |
361 | (undef, undef, undef, $basename, $basevmid) = | |
362 | $plugin->parse_volname($tmpvolname); | |
363 | }; | |
364 | ||
365 | if ($basename && defined($basevmid) && $basevmid == $vmid && $basename eq $name) { | |
366 | return 1; | |
367 | } | |
368 | } | |
369 | } | |
370 | return 0; | |
371 | }; | |
372 | ||
787624df FG |
373 | # NOTE: this check does not work for LVM-thin, where the clone -> base |
374 | # reference is not encoded in the volume ID. | |
375 | # see note in PVE::Storage::LvmThinPlugin for details. | |
17fb7e42 FG |
376 | sub volume_is_base_and_used { |
377 | my ($cfg, $volid) = @_; | |
378 | ||
379 | my ($storeid, $volname) = parse_volume_id($volid); | |
380 | my $scfg = storage_config($cfg, $storeid); | |
381 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
382 | ||
383 | $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
384 | return &$volume_is_base_and_used__no_lock($scfg, $storeid, $plugin, $volname); | |
385 | }); | |
386 | } | |
387 | ||
b6cf0a66 DM |
388 | # try to map a filesystem path to a volume identifier |
389 | sub path_to_volume_id { | |
390 | my ($cfg, $path) = @_; | |
391 | ||
392 | my $ids = $cfg->{ids}; | |
393 | ||
1dc01b9f | 394 | my ($sid, $volname) = parse_volume_id($path, 1); |
b6cf0a66 | 395 | if ($sid) { |
1dc01b9f | 396 | if (my $scfg = $ids->{$sid}) { |
188aca38 | 397 | if ($scfg->{path}) { |
1dc01b9f DM |
398 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
399 | my ($vtype, $name, $vmid) = $plugin->parse_volname($volname); | |
b6cf0a66 DM |
400 | return ($vtype, $path); |
401 | } | |
402 | } | |
403 | return (''); | |
404 | } | |
405 | ||
1a3459ac | 406 | # Note: abs_path() return undef if $path doesn not exist |
75d75990 DM |
407 | # for example when nfs storage is not mounted |
408 | $path = abs_path($path) || $path; | |
b6cf0a66 DM |
409 | |
410 | foreach my $sid (keys %$ids) { | |
1dc01b9f DM |
411 | my $scfg = $ids->{$sid}; |
412 | next if !$scfg->{path}; | |
413 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
414 | my $imagedir = $plugin->get_subdir($scfg, 'images'); | |
415 | my $isodir = $plugin->get_subdir($scfg, 'iso'); | |
416 | my $tmpldir = $plugin->get_subdir($scfg, 'vztmpl'); | |
417 | my $backupdir = $plugin->get_subdir($scfg, 'backup'); | |
418 | my $privatedir = $plugin->get_subdir($scfg, 'rootdir'); | |
b6cf0a66 DM |
419 | |
420 | if ($path =~ m!^$imagedir/(\d+)/([^/\s]+)$!) { | |
421 | my $vmid = $1; | |
422 | my $name = $2; | |
fcbec654 DM |
423 | |
424 | my $vollist = $plugin->list_images($sid, $scfg, $vmid); | |
425 | foreach my $info (@$vollist) { | |
426 | my ($storeid, $volname) = parse_volume_id($info->{volid}); | |
427 | my $volpath = $plugin->path($scfg, $volname, $storeid); | |
428 | if ($volpath eq $path) { | |
429 | return ('images', $info->{volid}); | |
430 | } | |
431 | } | |
b6cf0a66 DM |
432 | } elsif ($path =~ m!^$isodir/([^/]+\.[Ii][Ss][Oo])$!) { |
433 | my $name = $1; | |
1a3459ac | 434 | return ('iso', "$sid:iso/$name"); |
b6cf0a66 DM |
435 | } elsif ($path =~ m!^$tmpldir/([^/]+\.tar\.gz)$!) { |
436 | my $name = $1; | |
437 | return ('vztmpl', "$sid:vztmpl/$name"); | |
1ac17c74 DM |
438 | } elsif ($path =~ m!^$privatedir/(\d+)$!) { |
439 | my $vmid = $1; | |
440 | return ('rootdir', "$sid:rootdir/$vmid"); | |
a22854e5 | 441 | } elsif ($path =~ m!^$backupdir/([^/]+\.(tar|tar\.gz|tar\.lzo|tgz|vma|vma\.gz|vma\.lzo))$!) { |
568de3d1 | 442 | my $name = $1; |
1a3459ac | 443 | return ('iso', "$sid:backup/$name"); |
b6cf0a66 DM |
444 | } |
445 | } | |
446 | ||
447 | # can't map path to volume id | |
448 | return (''); | |
449 | } | |
450 | ||
451 | sub path { | |
207ea852 | 452 | my ($cfg, $volid, $snapname) = @_; |
b6cf0a66 | 453 | |
1dc01b9f | 454 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 | 455 | |
1dc01b9f | 456 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 | 457 | |
1dc01b9f | 458 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
207ea852 | 459 | my ($path, $owner, $vtype) = $plugin->path($scfg, $volname, $storeid, $snapname); |
2494896a | 460 | return wantarray ? ($path, $owner, $vtype) : $path; |
b6cf0a66 DM |
461 | } |
462 | ||
35fbb2e6 DM |
463 | sub abs_filesystem_path { |
464 | my ($cfg, $volid) = @_; | |
465 | ||
466 | my $path; | |
467 | if (PVE::Storage::parse_volume_id ($volid, 1)) { | |
468 | PVE::Storage::activate_volumes($cfg, [ $volid ]); | |
469 | $path = PVE::Storage::path($cfg, $volid); | |
470 | } else { | |
471 | if (-f $volid) { | |
472 | my $abspath = abs_path($volid); | |
473 | if ($abspath && $abspath =~ m|^(/.+)$|) { | |
474 | $path = $1; # untaint any path | |
475 | } | |
476 | } | |
477 | } | |
478 | ||
479 | die "can't find file '$volid'\n" if !($path && -f $path); | |
480 | ||
481 | return $path; | |
482 | } | |
483 | ||
b6cf0a66 DM |
484 | sub storage_migrate { |
485 | my ($cfg, $volid, $target_host, $target_storeid, $target_volname) = @_; | |
486 | ||
6bf56298 | 487 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 DM |
488 | $target_volname = $volname if !$target_volname; |
489 | ||
6bf56298 | 490 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
491 | |
492 | # no need to migrate shared content | |
493 | return if $storeid eq $target_storeid && $scfg->{shared}; | |
494 | ||
6bf56298 | 495 | my $tcfg = storage_config($cfg, $target_storeid); |
b6cf0a66 DM |
496 | |
497 | my $target_volid = "${target_storeid}:${target_volname}"; | |
498 | ||
499 | my $errstr = "unable to migrate '$volid' to '${target_volid}' on host '$target_host'"; | |
500 | ||
45c2ee35 | 501 | my $sshoptions = "-o 'BatchMode=yes'"; |
b6cf0a66 DM |
502 | my $ssh = "/usr/bin/ssh $sshoptions"; |
503 | ||
504 | local $ENV{RSYNC_RSH} = $ssh; | |
505 | ||
1dc01b9f DM |
506 | # only implemented for file system based storage |
507 | if ($scfg->{path}) { | |
508 | if ($tcfg->{path}) { | |
b6cf0a66 | 509 | |
1dc01b9f DM |
510 | my $src_plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
511 | my $dst_plugin = PVE::Storage::Plugin->lookup($tcfg->{type}); | |
6bf56298 DM |
512 | my $src = $src_plugin->path($scfg, $volname, $storeid); |
513 | my $dst = $dst_plugin->path($tcfg, $target_volname, $target_storeid); | |
b6cf0a66 | 514 | |
1dc01b9f | 515 | my $dirname = dirname($dst); |
b6cf0a66 DM |
516 | |
517 | if ($tcfg->{shared}) { # we can do a local copy | |
1a3459ac | 518 | |
f81372ac | 519 | run_command(['/bin/mkdir', '-p', $dirname]); |
b6cf0a66 | 520 | |
1dc01b9f | 521 | run_command(['/bin/cp', $src, $dst]); |
b6cf0a66 | 522 | |
1dc01b9f | 523 | } else { |
1a3459ac | 524 | run_command(['/usr/bin/ssh', "root\@${target_host}", |
1dc01b9f | 525 | '/bin/mkdir', '-p', $dirname]); |
b6cf0a66 | 526 | |
1dc01b9f DM |
527 | # we use rsync with --sparse, so we can't use --inplace, |
528 | # so we remove file on the target if it already exists to | |
529 | # save space | |
530 | my ($size, $format) = PVE::Storage::Plugin::file_size_info($src); | |
531 | if ($format && ($format eq 'raw') && $size) { | |
1a3459ac | 532 | run_command(['/usr/bin/ssh', "root\@${target_host}", |
1dc01b9f DM |
533 | 'rm', '-f', $dst], |
534 | outfunc => sub {}); | |
535 | } | |
b6cf0a66 | 536 | |
986303ca WL |
537 | my $cmd; |
538 | if ($format eq 'subvol') { | |
539 | $cmd = ['/usr/bin/rsync', '--progress', '-X', '-A', '--numeric-ids', | |
540 | '-aH', '--delete', '--no-whole-file', '--inplace', | |
541 | '--one-file-system', "$src/", "[root\@${target_host}]:$dst"]; | |
542 | } else { | |
543 | $cmd = ['/usr/bin/rsync', '--progress', '--sparse', '--whole-file', | |
544 | $src, "[root\@${target_host}]:$dst"]; | |
545 | } | |
b6cf0a66 | 546 | |
1dc01b9f | 547 | my $percent = -1; |
b6cf0a66 | 548 | |
1dc01b9f DM |
549 | run_command($cmd, outfunc => sub { |
550 | my $line = shift; | |
b6cf0a66 | 551 | |
1dc01b9f DM |
552 | if ($line =~ m/^\s*(\d+\s+(\d+)%\s.*)$/) { |
553 | if ($2 > $percent) { | |
554 | $percent = $2; | |
555 | print "rsync status: $1\n"; | |
556 | *STDOUT->flush(); | |
557 | } | |
558 | } else { | |
559 | print "$line\n"; | |
560 | *STDOUT->flush(); | |
561 | } | |
562 | }); | |
563 | } | |
564 | } else { | |
565 | die "$errstr - target type '$tcfg->{type}' not implemented\n"; | |
566 | } | |
e0852ba7 | 567 | |
3d621977 WL |
568 | } elsif ($scfg->{type} eq 'zfspool') { |
569 | ||
e0852ba7 | 570 | if ($tcfg->{type} eq 'zfspool') { |
3d621977 | 571 | |
82fc923f | 572 | die "$errstr - pool on target does not have the same name as on source!" |
e0852ba7 | 573 | if $tcfg->{pool} ne $scfg->{pool}; |
3d621977 | 574 | |
e0852ba7 | 575 | my (undef, $volname) = parse_volname($cfg, $volid); |
3d621977 WL |
576 | |
577 | my $zfspath = "$scfg->{pool}\/$volname"; | |
578 | ||
b650f029 | 579 | my $snap = ['zfs', 'snapshot', "$zfspath\@__migration__"]; |
3d621977 | 580 | |
b650f029 WL |
581 | my $send = [['zfs', 'send', '-Rpv', "$zfspath\@__migration__"], ['ssh', "root\@$target_host", |
582 | 'zfs', 'recv', $zfspath]]; | |
3d621977 | 583 | |
b650f029 | 584 | my $destroy_target = ['ssh', "root\@$target_host", 'zfs', 'destroy', "$zfspath\@__migration__"]; |
3d621977 | 585 | run_command($snap); |
e0852ba7 | 586 | eval{ |
3d621977 WL |
587 | run_command($send); |
588 | }; | |
589 | my $err; | |
590 | if ($err = $@){ | |
b650f029 | 591 | run_command(['zfs', 'destroy', "$zfspath\@__migration__"]); |
3d621977 | 592 | die $err; |
e0852ba7 DM |
593 | } |
594 | run_command($destroy_target); | |
3d621977 WL |
595 | |
596 | } else { | |
597 | die "$errstr - target type $tcfg->{type} is not valid\n"; | |
598 | } | |
0a29ad61 WL |
599 | |
600 | } elsif ($scfg->{type} eq 'lvmthin' || $scfg->{type} eq 'lvm') { | |
601 | ||
76f13c9e DM |
602 | if (($scfg->{type} eq $tcfg->{type}) && |
603 | ($tcfg->{type} eq 'lvmthin' || $tcfg->{type} eq 'lvm')) { | |
0a29ad61 | 604 | |
84252f67 | 605 | my (undef, $volname, $vmid) = parse_volname($cfg, $volid); |
0a29ad61 | 606 | my $size = volume_size_info($cfg, $volid, 5); |
84252f67 DM |
607 | my $src = path($cfg, $volid); |
608 | my $dst = path($cfg, $target_volid); | |
0a29ad61 WL |
609 | |
610 | run_command(['/usr/bin/ssh', "root\@${target_host}", | |
611 | 'pvesm', 'alloc', $target_storeid, $vmid, | |
84252f67 | 612 | $target_volname, int($size/1024)]); |
0a29ad61 WL |
613 | |
614 | eval { | |
e83f7b40 | 615 | if ($tcfg->{type} eq 'lvmthin') { |
f3b3b2a3 | 616 | run_command([["dd", "if=$src"],["/usr/bin/ssh", "root\@${target_host}", |
84252f67 | 617 | "dd", 'conv=sparse', "of=$dst"]]); |
e83f7b40 | 618 | } else { |
f3b3b2a3 | 619 | run_command([["dd", "if=$src"],["/usr/bin/ssh", "root\@${target_host}", |
e83f7b40 WL |
620 | "dd", "of=$dst"]]); |
621 | } | |
0a29ad61 WL |
622 | }; |
623 | if (my $err = $@) { | |
624 | run_command(['/usr/bin/ssh', "root\@${target_host}", | |
84252f67 | 625 | 'pvesm', 'free', $target_volid]); |
966ecef2 | 626 | die $err; |
0a29ad61 WL |
627 | } |
628 | } else { | |
76f13c9e | 629 | die "$errstr - migrate from source type '$scfg->{type}' to '$tcfg->{type}' not implemented\n"; |
0a29ad61 | 630 | } |
1dc01b9f DM |
631 | } else { |
632 | die "$errstr - source type '$scfg->{type}' not implemented\n"; | |
b6cf0a66 DM |
633 | } |
634 | } | |
635 | ||
2502b33b | 636 | sub vdisk_clone { |
7bbc4004 | 637 | my ($cfg, $volid, $vmid, $snap) = @_; |
1a3459ac | 638 | |
2502b33b DM |
639 | my ($storeid, $volname) = parse_volume_id($volid); |
640 | ||
641 | my $scfg = storage_config($cfg, $storeid); | |
642 | ||
643 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 644 | |
2502b33b DM |
645 | activate_storage($cfg, $storeid); |
646 | ||
647 | # lock shared storage | |
648 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
7bbc4004 | 649 | my $volname = $plugin->clone_image($scfg, $storeid, $volname, $vmid, $snap); |
2502b33b DM |
650 | return "$storeid:$volname"; |
651 | }); | |
652 | } | |
653 | ||
654 | sub vdisk_create_base { | |
655 | my ($cfg, $volid) = @_; | |
656 | ||
657 | my ($storeid, $volname) = parse_volume_id($volid); | |
658 | ||
659 | my $scfg = storage_config($cfg, $storeid); | |
660 | ||
661 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 662 | |
2502b33b DM |
663 | activate_storage($cfg, $storeid); |
664 | ||
665 | # lock shared storage | |
666 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
667 | my $volname = $plugin->create_base($storeid, $scfg, $volname); | |
668 | return "$storeid:$volname"; | |
669 | }); | |
670 | } | |
671 | ||
1dc01b9f DM |
672 | sub vdisk_alloc { |
673 | my ($cfg, $storeid, $vmid, $fmt, $name, $size) = @_; | |
b6cf0a66 | 674 | |
82fc923f | 675 | die "no storage ID specified\n" if !$storeid; |
b6cf0a66 | 676 | |
1dc01b9f | 677 | PVE::JSONSchema::parse_storage_id($storeid); |
b6cf0a66 | 678 | |
1dc01b9f | 679 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 | 680 | |
1dc01b9f | 681 | die "no VMID specified\n" if !$vmid; |
b6cf0a66 | 682 | |
1dc01b9f | 683 | $vmid = parse_vmid($vmid); |
b6cf0a66 | 684 | |
1dc01b9f | 685 | my $defformat = PVE::Storage::Plugin::default_format($scfg); |
b6cf0a66 | 686 | |
1dc01b9f | 687 | $fmt = $defformat if !$fmt; |
b6cf0a66 | 688 | |
1dc01b9f | 689 | activate_storage($cfg, $storeid); |
3af60e62 | 690 | |
1dc01b9f | 691 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
b6cf0a66 | 692 | |
1dc01b9f DM |
693 | # lock shared storage |
694 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
afdfbe55 WB |
695 | my $old_umask = umask(umask|0037); |
696 | my $volname = eval { $plugin->alloc_image($storeid, $scfg, $vmid, $fmt, $name, $size) }; | |
697 | my $err = $@; | |
698 | umask $old_umask; | |
699 | die $err if $err; | |
1dc01b9f DM |
700 | return "$storeid:$volname"; |
701 | }); | |
b6cf0a66 DM |
702 | } |
703 | ||
1dc01b9f DM |
704 | sub vdisk_free { |
705 | my ($cfg, $volid) = @_; | |
b6cf0a66 | 706 | |
1dc01b9f | 707 | my ($storeid, $volname) = parse_volume_id($volid); |
1dc01b9f | 708 | my $scfg = storage_config($cfg, $storeid); |
1dc01b9f | 709 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
1a3459ac | 710 | |
1dc01b9f | 711 | activate_storage($cfg, $storeid); |
b6cf0a66 | 712 | |
1dc01b9f | 713 | my $cleanup_worker; |
b6cf0a66 | 714 | |
1dc01b9f DM |
715 | # lock shared storage |
716 | $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
787624df | 717 | # LVM-thin allows deletion of still referenced base volumes! |
17fb7e42 FG |
718 | die "base volume '$volname' is still in use by linked clones\n" |
719 | if &$volume_is_base_and_used__no_lock($scfg, $storeid, $plugin, $volname); | |
32437ed2 | 720 | |
17fb7e42 | 721 | my (undef, undef, undef, undef, undef, $isBase, $format) = |
32437ed2 | 722 | $plugin->parse_volname($volname); |
35533c68 | 723 | $cleanup_worker = $plugin->free_image($storeid, $scfg, $volname, $isBase, $format); |
1dc01b9f | 724 | }); |
b6cf0a66 | 725 | |
1dc01b9f | 726 | return if !$cleanup_worker; |
b6cf0a66 | 727 | |
1dc01b9f DM |
728 | my $rpcenv = PVE::RPCEnvironment::get(); |
729 | my $authuser = $rpcenv->get_user(); | |
b6cf0a66 | 730 | |
1dc01b9f | 731 | $rpcenv->fork_worker('imgdel', undef, $authuser, $cleanup_worker); |
b6cf0a66 DM |
732 | } |
733 | ||
b6cf0a66 DM |
734 | #list iso or openvz template ($tt = <iso|vztmpl|backup>) |
735 | sub template_list { | |
736 | my ($cfg, $storeid, $tt) = @_; | |
737 | ||
1a3459ac DM |
738 | die "unknown template type '$tt'\n" |
739 | if !($tt eq 'iso' || $tt eq 'vztmpl' || $tt eq 'backup'); | |
b6cf0a66 DM |
740 | |
741 | my $ids = $cfg->{ids}; | |
742 | ||
743 | storage_check_enabled($cfg, $storeid) if ($storeid); | |
744 | ||
745 | my $res = {}; | |
746 | ||
747 | # query the storage | |
748 | ||
749 | foreach my $sid (keys %$ids) { | |
750 | next if $storeid && $storeid ne $sid; | |
751 | ||
752 | my $scfg = $ids->{$sid}; | |
753 | my $type = $scfg->{type}; | |
754 | ||
755 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
756 | ||
757 | next if $tt eq 'iso' && !$scfg->{content}->{iso}; | |
758 | next if $tt eq 'vztmpl' && !$scfg->{content}->{vztmpl}; | |
759 | next if $tt eq 'backup' && !$scfg->{content}->{backup}; | |
760 | ||
1dc01b9f | 761 | activate_storage($cfg, $sid); |
b6cf0a66 | 762 | |
1dc01b9f DM |
763 | if ($scfg->{path}) { |
764 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 765 | |
1dc01b9f | 766 | my $path = $plugin->get_subdir($scfg, $tt); |
b6cf0a66 DM |
767 | |
768 | foreach my $fn (<$path/*>) { | |
769 | ||
770 | my $info; | |
771 | ||
772 | if ($tt eq 'iso') { | |
773 | next if $fn !~ m!/([^/]+\.[Ii][Ss][Oo])$!; | |
774 | ||
775 | $info = { volid => "$sid:iso/$1", format => 'iso' }; | |
776 | ||
777 | } elsif ($tt eq 'vztmpl') { | |
13d2cb79 | 778 | next if $fn !~ m!/([^/]+\.tar\.([gx]z))$!; |
b6cf0a66 | 779 | |
13d2cb79 | 780 | $info = { volid => "$sid:vztmpl/$1", format => "t$2" }; |
b6cf0a66 DM |
781 | |
782 | } elsif ($tt eq 'backup') { | |
a22854e5 | 783 | next if $fn !~ m!/([^/]+\.(tar|tar\.gz|tar\.lzo|tgz|vma|vma\.gz|vma\.lzo))$!; |
1a3459ac | 784 | |
b6cf0a66 DM |
785 | $info = { volid => "$sid:backup/$1", format => $2 }; |
786 | } | |
787 | ||
788 | $info->{size} = -s $fn; | |
789 | ||
790 | push @{$res->{$sid}}, $info; | |
791 | } | |
792 | ||
793 | } | |
794 | ||
795 | @{$res->{$sid}} = sort {lc($a->{volid}) cmp lc ($b->{volid}) } @{$res->{$sid}} if $res->{$sid}; | |
796 | } | |
797 | ||
798 | return $res; | |
799 | } | |
800 | ||
20ccac1b | 801 | |
b6cf0a66 DM |
802 | sub vdisk_list { |
803 | my ($cfg, $storeid, $vmid, $vollist) = @_; | |
804 | ||
805 | my $ids = $cfg->{ids}; | |
806 | ||
807 | storage_check_enabled($cfg, $storeid) if ($storeid); | |
808 | ||
809 | my $res = {}; | |
810 | ||
811 | # prepare/activate/refresh all storages | |
812 | ||
b6cf0a66 DM |
813 | my $storage_list = []; |
814 | if ($vollist) { | |
815 | foreach my $volid (@$vollist) { | |
1dc01b9f DM |
816 | my ($sid, undef) = parse_volume_id($volid); |
817 | next if !defined($ids->{$sid}); | |
b6cf0a66 DM |
818 | next if !storage_check_enabled($cfg, $sid, undef, 1); |
819 | push @$storage_list, $sid; | |
b6cf0a66 DM |
820 | } |
821 | } else { | |
822 | foreach my $sid (keys %$ids) { | |
823 | next if $storeid && $storeid ne $sid; | |
824 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
825 | push @$storage_list, $sid; | |
b6cf0a66 DM |
826 | } |
827 | } | |
828 | ||
1dc01b9f | 829 | my $cache = {}; |
b6cf0a66 | 830 | |
1dc01b9f | 831 | activate_storage_list($cfg, $storage_list, $cache); |
b6cf0a66 DM |
832 | |
833 | foreach my $sid (keys %$ids) { | |
1dc01b9f DM |
834 | next if $storeid && $storeid ne $sid; |
835 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
b6cf0a66 | 836 | |
1dc01b9f DM |
837 | my $scfg = $ids->{$sid}; |
838 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
839 | $res->{$sid} = $plugin->list_images($sid, $scfg, $vmid, $vollist, $cache); | |
b6cf0a66 DM |
840 | @{$res->{$sid}} = sort {lc($a->{volid}) cmp lc ($b->{volid}) } @{$res->{$sid}} if $res->{$sid}; |
841 | } | |
842 | ||
843 | return $res; | |
844 | } | |
845 | ||
37ba0aea DM |
846 | sub volume_list { |
847 | my ($cfg, $storeid, $vmid, $content) = @_; | |
848 | ||
849 | my @ctypes = qw(images vztmpl iso backup); | |
850 | ||
851 | my $cts = $content ? [ $content ] : [ @ctypes ]; | |
852 | ||
853 | my $scfg = PVE::Storage::storage_config($cfg, $storeid); | |
854 | ||
855 | my $res = []; | |
856 | foreach my $ct (@$cts) { | |
857 | my $data; | |
858 | if ($ct eq 'images') { | |
859 | $data = vdisk_list($cfg, $storeid, $vmid); | |
860 | } elsif ($ct eq 'iso' && !defined($vmid)) { | |
861 | $data = template_list($cfg, $storeid, 'iso'); | |
862 | } elsif ($ct eq 'vztmpl'&& !defined($vmid)) { | |
863 | $data = template_list ($cfg, $storeid, 'vztmpl'); | |
864 | } elsif ($ct eq 'backup') { | |
865 | $data = template_list ($cfg, $storeid, 'backup'); | |
866 | foreach my $item (@{$data->{$storeid}}) { | |
867 | if (defined($vmid)) { | |
868 | @{$data->{$storeid}} = grep { $_->{volid} =~ m/\S+-$vmid-\S+/ } @{$data->{$storeid}}; | |
869 | } | |
870 | } | |
871 | } | |
872 | ||
873 | next if !$data || !$data->{$storeid}; | |
874 | ||
875 | foreach my $item (@{$data->{$storeid}}) { | |
876 | $item->{content} = $ct; | |
877 | push @$res, $item; | |
878 | } | |
879 | } | |
880 | ||
881 | return $res; | |
882 | } | |
883 | ||
b6cf0a66 DM |
884 | sub uevent_seqnum { |
885 | ||
886 | my $filename = "/sys/kernel/uevent_seqnum"; | |
887 | ||
888 | my $seqnum = 0; | |
1dc01b9f | 889 | if (my $fh = IO::File->new($filename, "r")) { |
b6cf0a66 DM |
890 | my $line = <$fh>; |
891 | if ($line =~ m/^(\d+)$/) { | |
1dc01b9f | 892 | $seqnum = int($1); |
b6cf0a66 DM |
893 | } |
894 | close ($fh); | |
895 | } | |
896 | return $seqnum; | |
897 | } | |
898 | ||
f3d4ef46 | 899 | sub activate_storage { |
1dc01b9f | 900 | my ($cfg, $storeid, $cache) = @_; |
b6cf0a66 | 901 | |
f3d4ef46 DM |
902 | $cache = {} if !$cache; |
903 | ||
b6cf0a66 DM |
904 | my $scfg = storage_check_enabled($cfg, $storeid); |
905 | ||
1dc01b9f | 906 | return if $cache->{activated}->{$storeid}; |
b6cf0a66 | 907 | |
1dc01b9f | 908 | $cache->{uevent_seqnum} = uevent_seqnum() if !$cache->{uevent_seqnum}; |
b6cf0a66 | 909 | |
1dc01b9f | 910 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
b6cf0a66 | 911 | |
1dc01b9f DM |
912 | if ($scfg->{base}) { |
913 | my ($baseid, undef) = parse_volume_id ($scfg->{base}); | |
f3d4ef46 DM |
914 | activate_storage($cfg, $baseid, $cache); |
915 | } | |
916 | ||
917 | if (!$plugin->check_connection($storeid, $scfg)) { | |
918 | die "storage '$storeid' is not online\n"; | |
b6cf0a66 DM |
919 | } |
920 | ||
1dc01b9f DM |
921 | $plugin->activate_storage($storeid, $scfg, $cache); |
922 | ||
b6cf0a66 DM |
923 | my $newseq = uevent_seqnum (); |
924 | ||
925 | # only call udevsettle if there are events | |
1dc01b9f | 926 | if ($newseq > $cache->{uevent_seqnum}) { |
b6cf0a66 DM |
927 | my $timeout = 30; |
928 | system ("$UDEVADM settle --timeout=$timeout"); # ignore errors | |
1dc01b9f | 929 | $cache->{uevent_seqnum} = $newseq; |
b6cf0a66 DM |
930 | } |
931 | ||
1dc01b9f | 932 | $cache->{activated}->{$storeid} = 1; |
b6cf0a66 DM |
933 | } |
934 | ||
935 | sub activate_storage_list { | |
1dc01b9f | 936 | my ($cfg, $storeid_list, $cache) = @_; |
b6cf0a66 | 937 | |
1dc01b9f | 938 | $cache = {} if !$cache; |
b6cf0a66 DM |
939 | |
940 | foreach my $storeid (@$storeid_list) { | |
f3d4ef46 | 941 | activate_storage($cfg, $storeid, $cache); |
b6cf0a66 DM |
942 | } |
943 | } | |
944 | ||
1dc01b9f DM |
945 | sub deactivate_storage { |
946 | my ($cfg, $storeid) = @_; | |
947 | ||
948 | my $scfg = storage_config ($cfg, $storeid); | |
949 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 950 | |
1dc01b9f DM |
951 | my $cache = {}; |
952 | $plugin->deactivate_storage($storeid, $scfg, $cache); | |
b6cf0a66 DM |
953 | } |
954 | ||
955 | sub activate_volumes { | |
02e797b8 | 956 | my ($cfg, $vollist, $snapname) = @_; |
6703353b DM |
957 | |
958 | return if !($vollist && scalar(@$vollist)); | |
959 | ||
b6cf0a66 DM |
960 | my $storagehash = {}; |
961 | foreach my $volid (@$vollist) { | |
1dc01b9f | 962 | my ($storeid, undef) = parse_volume_id($volid); |
b6cf0a66 DM |
963 | $storagehash->{$storeid} = 1; |
964 | } | |
965 | ||
1dc01b9f DM |
966 | my $cache = {}; |
967 | ||
968 | activate_storage_list($cfg, [keys %$storagehash], $cache); | |
b6cf0a66 DM |
969 | |
970 | foreach my $volid (@$vollist) { | |
5521b580 | 971 | my ($storeid, $volname) = parse_volume_id($volid); |
1dc01b9f DM |
972 | my $scfg = storage_config($cfg, $storeid); |
973 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
02e797b8 | 974 | $plugin->activate_volume($storeid, $scfg, $volname, $snapname, $cache); |
b6cf0a66 DM |
975 | } |
976 | } | |
977 | ||
978 | sub deactivate_volumes { | |
02e797b8 | 979 | my ($cfg, $vollist, $snapname) = @_; |
b6cf0a66 | 980 | |
6703353b DM |
981 | return if !($vollist && scalar(@$vollist)); |
982 | ||
1dc01b9f DM |
983 | my $cache = {}; |
984 | ||
6703353b | 985 | my @errlist = (); |
b6cf0a66 | 986 | foreach my $volid (@$vollist) { |
1dc01b9f | 987 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 | 988 | |
1dc01b9f DM |
989 | my $scfg = storage_config($cfg, $storeid); |
990 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 991 | |
1dc01b9f | 992 | eval { |
02e797b8 | 993 | $plugin->deactivate_volume($storeid, $scfg, $volname, $snapname, $cache); |
1dc01b9f DM |
994 | }; |
995 | if (my $err = $@) { | |
996 | warn $err; | |
997 | push @errlist, $volid; | |
b6cf0a66 DM |
998 | } |
999 | } | |
6703353b | 1000 | |
82fc923f | 1001 | die "volume deactivation failed: " . join(' ', @errlist) |
6703353b | 1002 | if scalar(@errlist); |
b6cf0a66 DM |
1003 | } |
1004 | ||
1a3459ac | 1005 | sub storage_info { |
b6cf0a66 DM |
1006 | my ($cfg, $content) = @_; |
1007 | ||
1008 | my $ids = $cfg->{ids}; | |
1009 | ||
1010 | my $info = {}; | |
583c2802 DM |
1011 | |
1012 | my @ctypes = PVE::Tools::split_list($content); | |
1013 | ||
b6cf0a66 DM |
1014 | my $slist = []; |
1015 | foreach my $storeid (keys %$ids) { | |
1016 | ||
b6cf0a66 DM |
1017 | next if !storage_check_enabled($cfg, $storeid, undef, 1); |
1018 | ||
d73060be DM |
1019 | if (defined($content)) { |
1020 | my $want_ctype = 0; | |
1021 | foreach my $ctype (@ctypes) { | |
1022 | if ($ids->{$storeid}->{content}->{$ctype}) { | |
1023 | $want_ctype = 1; | |
1024 | last; | |
1025 | } | |
583c2802 | 1026 | } |
d73060be | 1027 | next if !$want_ctype; |
583c2802 | 1028 | } |
d73060be | 1029 | |
b6cf0a66 DM |
1030 | my $type = $ids->{$storeid}->{type}; |
1031 | ||
1a3459ac | 1032 | $info->{$storeid} = { |
b6cf0a66 | 1033 | type => $type, |
1a3459ac DM |
1034 | total => 0, |
1035 | avail => 0, | |
1036 | used => 0, | |
04a2e4f3 | 1037 | shared => $ids->{$storeid}->{shared} ? 1 : 0, |
1dc01b9f | 1038 | content => PVE::Storage::Plugin::content_hash_to_string($ids->{$storeid}->{content}), |
b6cf0a66 DM |
1039 | active => 0, |
1040 | }; | |
1041 | ||
b6cf0a66 DM |
1042 | push @$slist, $storeid; |
1043 | } | |
1044 | ||
1dc01b9f | 1045 | my $cache = {}; |
b6cf0a66 | 1046 | |
b6cf0a66 DM |
1047 | foreach my $storeid (keys %$ids) { |
1048 | my $scfg = $ids->{$storeid}; | |
b6cf0a66 DM |
1049 | next if !$info->{$storeid}; |
1050 | ||
f3d4ef46 DM |
1051 | eval { activate_storage($cfg, $storeid, $cache); }; |
1052 | if (my $err = $@) { | |
1053 | warn $err; | |
1054 | next; | |
1055 | } | |
1056 | ||
1dc01b9f | 1057 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
7028645e DM |
1058 | my ($total, $avail, $used, $active); |
1059 | eval { ($total, $avail, $used, $active) = $plugin->status($storeid, $scfg, $cache); }; | |
1060 | warn $@ if $@; | |
1dc01b9f | 1061 | next if !$active; |
a9ef8ffb WL |
1062 | $info->{$storeid}->{total} = int ($total); |
1063 | $info->{$storeid}->{avail} = int ($avail); | |
1064 | $info->{$storeid}->{used} = int ($used); | |
1dc01b9f | 1065 | $info->{$storeid}->{active} = $active; |
b6cf0a66 DM |
1066 | } |
1067 | ||
1068 | return $info; | |
1069 | } | |
1070 | ||
1071 | sub resolv_server { | |
1072 | my ($server) = @_; | |
1a3459ac | 1073 | |
c67daeac WB |
1074 | my ($packed_ip, $family); |
1075 | eval { | |
1076 | my @res = PVE::Tools::getaddrinfo_all($server); | |
1077 | $family = $res[0]->{family}; | |
1078 | $packed_ip = (PVE::Tools::unpack_sockaddr_in46($res[0]->{addr}))[2]; | |
1079 | }; | |
b6cf0a66 | 1080 | if (defined $packed_ip) { |
ee302b1c | 1081 | return Socket::inet_ntop($family, $packed_ip); |
b6cf0a66 DM |
1082 | } |
1083 | return undef; | |
1084 | } | |
1085 | ||
1086 | sub scan_nfs { | |
1087 | my ($server_in) = @_; | |
1088 | ||
1089 | my $server; | |
1090 | if (!($server = resolv_server ($server_in))) { | |
1091 | die "unable to resolve address for server '${server_in}'\n"; | |
1092 | } | |
1093 | ||
1094 | my $cmd = ['/sbin/showmount', '--no-headers', '--exports', $server]; | |
1095 | ||
1096 | my $res = {}; | |
f81372ac | 1097 | run_command($cmd, outfunc => sub { |
b6cf0a66 DM |
1098 | my $line = shift; |
1099 | ||
1100 | # note: howto handle white spaces in export path?? | |
1101 | if ($line =~ m!^(/\S+)\s+(.+)$!) { | |
1102 | $res->{$1} = $2; | |
1103 | } | |
1104 | }); | |
1105 | ||
1106 | return $res; | |
1107 | } | |
1108 | ||
584d97f6 DM |
1109 | sub scan_zfs { |
1110 | ||
3932390b | 1111 | my $cmd = ['zfs', 'list', '-t', 'filesystem', '-H', '-o', 'name,avail,used']; |
584d97f6 DM |
1112 | |
1113 | my $res = []; | |
1114 | run_command($cmd, outfunc => sub { | |
1115 | my $line = shift; | |
1116 | ||
1117 | if ($line =~m/^(\S+)\s+(\S+)\s+(\S+)$/) { | |
3932390b | 1118 | my ($pool, $size_str, $used_str) = ($1, $2, $3); |
584d97f6 | 1119 | my $size = PVE::Storage::ZFSPoolPlugin::zfs_parse_size($size_str); |
3932390b | 1120 | my $used = PVE::Storage::ZFSPoolPlugin::zfs_parse_size($used_str); |
48e27f79 | 1121 | # ignore subvolumes generated by our ZFSPoolPlugin |
851658c3 WL |
1122 | return if $pool =~ m!/subvol-\d+-[^/]+$!; |
1123 | return if $pool =~ m!/basevol-\d+-[^/]+$!; | |
3932390b | 1124 | push @$res, { pool => $pool, size => $size, free => $size-$used }; |
584d97f6 DM |
1125 | } |
1126 | }); | |
1127 | ||
1128 | return $res; | |
1129 | } | |
1130 | ||
b6cf0a66 DM |
1131 | sub resolv_portal { |
1132 | my ($portal, $noerr) = @_; | |
1133 | ||
1689e627 WB |
1134 | my ($server, $port) = PVE::Tools::parse_host_and_port($portal); |
1135 | if ($server) { | |
b6cf0a66 DM |
1136 | if (my $ip = resolv_server($server)) { |
1137 | $server = $ip; | |
1689e627 | 1138 | $server = "[$server]" if $server =~ /^$IPV6RE$/; |
b6cf0a66 DM |
1139 | return $port ? "$server:$port" : $server; |
1140 | } | |
1141 | } | |
1142 | return undef if $noerr; | |
1143 | ||
1144 | raise_param_exc({ portal => "unable to resolve portal address '$portal'" }); | |
1145 | } | |
1146 | ||
1147 | # idea is from usbutils package (/usr/bin/usb-devices) script | |
1148 | sub __scan_usb_device { | |
1149 | my ($res, $devpath, $parent, $level) = @_; | |
1150 | ||
1151 | return if ! -d $devpath; | |
1152 | return if $level && $devpath !~ m/^.*[-.](\d+)$/; | |
1153 | my $port = $level ? int($1 - 1) : 0; | |
1154 | ||
1155 | my $busnum = int(file_read_firstline("$devpath/busnum")); | |
1156 | my $devnum = int(file_read_firstline("$devpath/devnum")); | |
1157 | ||
1158 | my $d = { | |
1159 | port => $port, | |
1160 | level => $level, | |
1161 | busnum => $busnum, | |
1162 | devnum => $devnum, | |
1163 | speed => file_read_firstline("$devpath/speed"), | |
1164 | class => hex(file_read_firstline("$devpath/bDeviceClass")), | |
1165 | vendid => file_read_firstline("$devpath/idVendor"), | |
1166 | prodid => file_read_firstline("$devpath/idProduct"), | |
1167 | }; | |
1168 | ||
1169 | if ($level) { | |
1170 | my $usbpath = $devpath; | |
1171 | $usbpath =~ s|^.*/\d+\-||; | |
1172 | $d->{usbpath} = $usbpath; | |
1173 | } | |
1174 | ||
1175 | my $product = file_read_firstline("$devpath/product"); | |
1176 | $d->{product} = $product if $product; | |
1a3459ac | 1177 | |
b6cf0a66 DM |
1178 | my $manu = file_read_firstline("$devpath/manufacturer"); |
1179 | $d->{manufacturer} = $manu if $manu; | |
1180 | ||
1181 | my $serial => file_read_firstline("$devpath/serial"); | |
1182 | $d->{serial} = $serial if $serial; | |
1183 | ||
1184 | push @$res, $d; | |
1185 | ||
1186 | foreach my $subdev (<$devpath/$busnum-*>) { | |
1187 | next if $subdev !~ m|/$busnum-[0-9]+(\.[0-9]+)*$|; | |
1188 | __scan_usb_device($res, $subdev, $devnum, $level + 1); | |
1189 | } | |
1190 | ||
1191 | }; | |
1192 | ||
1193 | sub scan_usb { | |
1194 | ||
1195 | my $devlist = []; | |
1196 | ||
1197 | foreach my $device (</sys/bus/usb/devices/usb*>) { | |
1198 | __scan_usb_device($devlist, $device, 0, 0); | |
1199 | } | |
1200 | ||
1201 | return $devlist; | |
1202 | } | |
1203 | ||
1204 | sub scan_iscsi { | |
1205 | my ($portal_in) = @_; | |
1206 | ||
1207 | my $portal; | |
1dc01b9f | 1208 | if (!($portal = resolv_portal($portal_in))) { |
b6cf0a66 DM |
1209 | die "unable to parse/resolve portal address '${portal_in}'\n"; |
1210 | } | |
1211 | ||
1dc01b9f | 1212 | return PVE::Storage::ISCSIPlugin::iscsi_discovery($portal); |
b6cf0a66 DM |
1213 | } |
1214 | ||
1215 | sub storage_default_format { | |
1216 | my ($cfg, $storeid) = @_; | |
1217 | ||
1218 | my $scfg = storage_config ($cfg, $storeid); | |
1219 | ||
1dc01b9f | 1220 | return PVE::Storage::Plugin::default_format($scfg); |
b6cf0a66 DM |
1221 | } |
1222 | ||
1223 | sub vgroup_is_used { | |
1224 | my ($cfg, $vgname) = @_; | |
1225 | ||
1226 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1227 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1228 | if ($scfg->{type} eq 'lvm' && $scfg->{vgname} eq $vgname) { |
1229 | return 1; | |
1230 | } | |
1231 | } | |
1232 | ||
1233 | return undef; | |
1234 | } | |
1235 | ||
1236 | sub target_is_used { | |
1237 | my ($cfg, $target) = @_; | |
1238 | ||
1239 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1240 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1241 | if ($scfg->{type} eq 'iscsi' && $scfg->{target} eq $target) { |
1242 | return 1; | |
1243 | } | |
1244 | } | |
1245 | ||
1246 | return undef; | |
1247 | } | |
1248 | ||
1249 | sub volume_is_used { | |
1250 | my ($cfg, $volid) = @_; | |
1251 | ||
1252 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1253 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1254 | if ($scfg->{base} && $scfg->{base} eq $volid) { |
1255 | return 1; | |
1256 | } | |
1257 | } | |
1258 | ||
1259 | return undef; | |
1260 | } | |
1261 | ||
1262 | sub storage_is_used { | |
1263 | my ($cfg, $storeid) = @_; | |
1264 | ||
1265 | foreach my $sid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1266 | my $scfg = storage_config($cfg, $sid); |
b6cf0a66 | 1267 | next if !$scfg->{base}; |
1dc01b9f | 1268 | my ($st) = parse_volume_id($scfg->{base}); |
b6cf0a66 DM |
1269 | return 1 if $st && $st eq $storeid; |
1270 | } | |
1271 | ||
1272 | return undef; | |
1273 | } | |
1274 | ||
1275 | sub foreach_volid { | |
1276 | my ($list, $func) = @_; | |
1277 | ||
1278 | return if !$list; | |
1279 | ||
1280 | foreach my $sid (keys %$list) { | |
1281 | foreach my $info (@{$list->{$sid}}) { | |
1282 | my $volid = $info->{volid}; | |
1dc01b9f | 1283 | my ($sid1, $volname) = parse_volume_id($volid, 1); |
b6cf0a66 DM |
1284 | if ($sid1 && $sid1 eq $sid) { |
1285 | &$func ($volid, $sid, $info); | |
1286 | } else { | |
1287 | warn "detected strange volid '$volid' in volume list for '$sid'\n"; | |
1288 | } | |
1289 | } | |
1290 | } | |
1291 | } | |
1292 | ||
8898dd7b FG |
1293 | sub extract_vzdump_config_tar { |
1294 | my ($archive, $conf_re) = @_; | |
1295 | ||
1296 | die "ERROR: file '$archive' does not exist\n" if ! -f $archive; | |
1297 | ||
1298 | my $pid = open(my $fh, '-|', 'tar', 'tf', $archive) || | |
1299 | die "unable to open file '$archive'\n"; | |
1300 | ||
1301 | my $file; | |
1302 | while (defined($file = <$fh>)) { | |
1303 | if ($file =~ m!$conf_re!) { | |
1304 | $file = $1; # untaint | |
1305 | last; | |
1306 | } | |
1307 | } | |
1308 | ||
1309 | kill 15, $pid; | |
1310 | waitpid $pid, 0; | |
1311 | close $fh; | |
1312 | ||
1313 | die "ERROR: archive contains no configuration file\n" if !$file; | |
1314 | chomp $file; | |
1315 | ||
1316 | my $raw = ''; | |
1317 | my $out = sub { | |
1318 | my $output = shift; | |
1319 | $raw .= "$output\n"; | |
1320 | }; | |
1321 | ||
1322 | PVE::Tools::run_command(['tar', '-xpOf', $archive, $file, '--occurrence'], outfunc => $out); | |
1323 | ||
1324 | return wantarray ? ($raw, $file) : $raw; | |
1325 | } | |
1326 | ||
1327 | sub extract_vzdump_config_vma { | |
1328 | my ($archive, $comp) = @_; | |
1329 | ||
1330 | my $cmd; | |
1331 | my $raw = ''; | |
1332 | my $out = sub { | |
1333 | my $output = shift; | |
1334 | $raw .= "$output\n"; | |
1335 | }; | |
1336 | ||
1337 | ||
1338 | if ($comp) { | |
1339 | my $uncomp; | |
1340 | if ($comp eq 'gz') { | |
1341 | $uncomp = ["zcat", $archive]; | |
1342 | } elsif ($comp eq 'lzo') { | |
1343 | $uncomp = ["lzop", "-d", "-c", $archive]; | |
1344 | } else { | |
1345 | die "unknown compression method '$comp'\n"; | |
1346 | } | |
1347 | $cmd = [$uncomp, ["vma", "config", "-"]]; | |
1348 | ||
1349 | # in some cases, lzop/zcat exits with 1 when its stdout pipe is | |
1350 | # closed early by vma, detect this and ignore the exit code later | |
1351 | my $broken_pipe; | |
1352 | my $errstring; | |
1353 | my $err = sub { | |
1354 | my $output = shift; | |
1355 | if ($output =~ m/lzop: Broken pipe: <stdout>/ || $output =~ m/gzip: stdout: Broken pipe/) { | |
1356 | $broken_pipe = 1; | |
1357 | } elsif (!defined ($errstring) && $output !~ m/^\s*$/) { | |
1358 | $errstring = "Failed to extract config from VMA archive: $output\n"; | |
1359 | } | |
1360 | }; | |
1361 | ||
1362 | # in other cases, the pipeline will exit with exit code 141 | |
1363 | # because of the broken pipe, handle / ignore this as well | |
1364 | my $rc; | |
1365 | eval { | |
1366 | $rc = PVE::Tools::run_command($cmd, outfunc => $out, errfunc => $err, noerr => 1); | |
1367 | }; | |
1368 | my $rerr = $@; | |
1369 | ||
1370 | # use exit code if no stderr output and not just broken pipe | |
1371 | if (!$errstring && !$broken_pipe && $rc > 0 && $rc != 141) { | |
1372 | die "$rerr\n" if $rerr; | |
1373 | die "config extraction failed with exit code $rc\n"; | |
1374 | } | |
1375 | die "$errstring\n" if $errstring; | |
1376 | } else { | |
1377 | # simple case without compression and weird piping behaviour | |
1378 | PVE::Tools::run_command(["vma", "config", $archive], outfunc => $out); | |
1379 | } | |
1380 | ||
1381 | return wantarray ? ($raw, undef) : $raw; | |
1382 | } | |
1383 | ||
1384 | sub extract_vzdump_config { | |
1385 | my ($cfg, $volid) = @_; | |
1386 | ||
1387 | my $archive = abs_filesystem_path($cfg, $volid); | |
1388 | ||
1389 | if ($volid =~ /\/vzdump-(lxc|openvz)-\d+-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2})\.(tgz|(tar(\.(gz|lzo))?))$/) { | |
1390 | return extract_vzdump_config_tar($archive,'^(\./etc/vzdump/(pct|vps)\.conf)$'); | |
1391 | } elsif ($volid =~ /\/vzdump-qemu-\d+-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2})\.(tgz|((tar|vma)(\.(gz|lzo))?))$/) { | |
1392 | my $format; | |
1393 | my $comp; | |
1394 | if ($7 eq 'tgz') { | |
1395 | $format = 'tar'; | |
1396 | $comp = 'gz'; | |
1397 | } else { | |
1398 | $format = $9; | |
1399 | $comp = $11 if defined($11); | |
1400 | } | |
1401 | ||
1402 | if ($format eq 'tar') { | |
1403 | return extract_vzdump_config_tar($archive, qr!\(\./qemu-server\.conf\)!); | |
1404 | } else { | |
1405 | return extract_vzdump_config_vma($archive, $comp); | |
1406 | } | |
1407 | } else { | |
1408 | die "cannot determine backup guest type for backup archive '$volid'\n"; | |
1409 | } | |
1410 | } | |
1411 | ||
f7621c01 DM |
1412 | # bash completion helper |
1413 | ||
1414 | sub complete_storage { | |
746e530f | 1415 | my ($cmdname, $pname, $cvalue) = @_; |
f7621c01 | 1416 | |
746e530f | 1417 | my $cfg = PVE::Storage::config(); |
180c8b02 | 1418 | |
746e530f | 1419 | return $cmdname eq 'add' ? [] : [ PVE::Storage::storage_ids($cfg) ]; |
f7621c01 DM |
1420 | } |
1421 | ||
1422 | sub complete_storage_enabled { | |
746e530f | 1423 | my ($cmdname, $pname, $cvalue) = @_; |
f7621c01 | 1424 | |
746e530f | 1425 | my $res = []; |
f7621c01 | 1426 | |
746e530f DM |
1427 | my $cfg = PVE::Storage::config(); |
1428 | foreach my $sid (keys %{$cfg->{ids}}) { | |
1429 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
1430 | push @$res, $sid; | |
1431 | } | |
1432 | return $res; | |
f7621c01 DM |
1433 | } |
1434 | ||
98437f4c DM |
1435 | sub complete_content_type { |
1436 | my ($cmdname, $pname, $cvalue) = @_; | |
1437 | ||
1438 | return [qw(rootdir images vztmpl iso backup)]; | |
1439 | } | |
1440 | ||
bf7aed26 DM |
1441 | sub complete_volume { |
1442 | my ($cmdname, $pname, $cvalue) = @_; | |
1443 | ||
1444 | my $cfg = config(); | |
1445 | ||
1446 | my $storage_list = complete_storage_enabled(); | |
1447 | ||
b70b0c58 DM |
1448 | if ($cvalue =~ m/^([^:]+):/) { |
1449 | $storage_list = [ $1 ]; | |
1450 | } else { | |
1451 | if (scalar(@$storage_list) > 1) { | |
1452 | # only list storage IDs to avoid large listings | |
1453 | my $res = []; | |
1454 | foreach my $storeid (@$storage_list) { | |
1455 | # Hack: simply return 2 artificial values, so that | |
1456 | # completions does not finish | |
1457 | push @$res, "$storeid:volname", "$storeid:..."; | |
1458 | } | |
1459 | return $res; | |
1460 | } | |
1461 | } | |
1462 | ||
bf7aed26 DM |
1463 | my $res = []; |
1464 | foreach my $storeid (@$storage_list) { | |
1465 | my $vollist = PVE::Storage::volume_list($cfg, $storeid); | |
1466 | ||
1467 | foreach my $item (@$vollist) { | |
1468 | push @$res, $item->{volid}; | |
1469 | } | |
1470 | } | |
1471 | ||
1472 | return $res; | |
1473 | } | |
1474 | ||
b6cf0a66 | 1475 | 1; |