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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; |
7ba34faa | 10 | use IO::Socket::IP; |
57acd6a1 | 11 | use IPC::Open3; |
b6cf0a66 DM |
12 | use File::Basename; |
13 | use File::Path; | |
b6cf0a66 | 14 | use Cwd 'abs_path'; |
7a2d5c1a | 15 | use Socket; |
fb821c18 | 16 | use Time::Local qw(timelocal); |
b6cf0a66 | 17 | |
4dee23d3 | 18 | use PVE::Tools qw(run_command file_read_firstline dir_glob_foreach $IPV6RE); |
83d7192f | 19 | use PVE::Cluster qw(cfs_read_file cfs_write_file cfs_lock_file); |
2f08fb4b | 20 | use PVE::DataCenterConfig; |
be18d6da | 21 | use PVE::Exception qw(raise_param_exc raise); |
b6cf0a66 DM |
22 | use PVE::JSONSchema; |
23 | use PVE::INotify; | |
88c3abaf | 24 | use PVE::RPCEnvironment; |
65bb9859 | 25 | use PVE::SSHInfo; |
b6cf0a66 | 26 | |
1dc01b9f DM |
27 | use PVE::Storage::Plugin; |
28 | use PVE::Storage::DirPlugin; | |
29 | use PVE::Storage::LVMPlugin; | |
610798bc | 30 | use PVE::Storage::LvmThinPlugin; |
1dc01b9f | 31 | use PVE::Storage::NFSPlugin; |
d7875239 | 32 | use PVE::Storage::CIFSPlugin; |
1dc01b9f | 33 | use PVE::Storage::ISCSIPlugin; |
0509010d | 34 | use PVE::Storage::RBDPlugin; |
e34ce144 | 35 | use PVE::Storage::CephFSPlugin; |
86616554 | 36 | use PVE::Storage::ISCSIDirectPlugin; |
f4648aef | 37 | use PVE::Storage::GlusterfsPlugin; |
85fda4dd | 38 | use PVE::Storage::ZFSPoolPlugin; |
4f914e6e | 39 | use PVE::Storage::ZFSPlugin; |
14770890 | 40 | use PVE::Storage::DRBDPlugin; |
271fe394 | 41 | use PVE::Storage::PBSPlugin; |
b6cf0a66 | 42 | |
af2dd59e | 43 | # Storage API version. Increment it on changes in storage API interface. |
343ca257 | 44 | use constant APIVER => 8; |
042dd4be WB |
45 | # Age is the number of versions we're backward compatible with. |
46 | # This is like having 'current=APIVER' and age='APIAGE' in libtool, | |
47 | # see https://www.gnu.org/software/libtool/manual/html_node/Libtool-versioning.html | |
343ca257 | 48 | use constant APIAGE => 7; |
4dee23d3 DP |
49 | |
50 | # load standard plugins | |
1dc01b9f DM |
51 | PVE::Storage::DirPlugin->register(); |
52 | PVE::Storage::LVMPlugin->register(); | |
610798bc | 53 | PVE::Storage::LvmThinPlugin->register(); |
1dc01b9f | 54 | PVE::Storage::NFSPlugin->register(); |
d7875239 | 55 | PVE::Storage::CIFSPlugin->register(); |
1dc01b9f | 56 | PVE::Storage::ISCSIPlugin->register(); |
0509010d | 57 | PVE::Storage::RBDPlugin->register(); |
e34ce144 | 58 | PVE::Storage::CephFSPlugin->register(); |
86616554 | 59 | PVE::Storage::ISCSIDirectPlugin->register(); |
f4648aef | 60 | PVE::Storage::GlusterfsPlugin->register(); |
85fda4dd | 61 | PVE::Storage::ZFSPoolPlugin->register(); |
4f914e6e | 62 | PVE::Storage::ZFSPlugin->register(); |
14770890 | 63 | PVE::Storage::DRBDPlugin->register(); |
271fe394 | 64 | PVE::Storage::PBSPlugin->register(); |
4dee23d3 DP |
65 | |
66 | # load third-party plugins | |
67 | if ( -d '/usr/share/perl5/PVE/Storage/Custom' ) { | |
68 | dir_glob_foreach('/usr/share/perl5/PVE/Storage/Custom', '.*\.pm$', sub { | |
69 | my ($file) = @_; | |
70 | my $modname = 'PVE::Storage::Custom::' . $file; | |
71 | $modname =~ s!\.pm$!!; | |
72 | $file = 'PVE/Storage/Custom/' . $file; | |
73 | ||
74 | eval { | |
75 | require $file; | |
042dd4be WB |
76 | |
77 | # Check perl interface: | |
78 | die "not derived from PVE::Storage::Plugin\n" | |
79 | if !$modname->isa('PVE::Storage::Plugin'); | |
80 | die "does not provide an api() method\n" | |
81 | if !$modname->can('api'); | |
82 | # Check storage API version and that file is really storage plugin. | |
83 | my $version = $modname->api(); | |
a0908caa | 84 | die "implements an API version newer than current ($version > " . APIVER . ")\n" |
042dd4be | 85 | if $version > APIVER; |
a0908caa TL |
86 | my $min_version = (APIVER - APIAGE); |
87 | die "API version too old, please update the plugin ($version < $min_version)\n" | |
88 | if $version < $min_version; | |
042dd4be WB |
89 | import $file; |
90 | $modname->register(); | |
91 | ||
92 | # If we got this far and the API version is not the same, make some | |
93 | # noise: | |
94 | warn "Plugin \"$modname\" is implementing an older storage API, an upgrade is recommended\n" | |
95 | if $version != APIVER; | |
4dee23d3 DP |
96 | }; |
97 | if ($@) { | |
042dd4be | 98 | warn "Error loading storage plugin \"$modname\": $@"; |
4dee23d3 DP |
99 | } |
100 | }); | |
101 | } | |
102 | ||
103 | # initialize all plugins | |
1dc01b9f | 104 | PVE::Storage::Plugin->init(); |
b6cf0a66 | 105 | |
1dc01b9f | 106 | my $UDEVADM = '/sbin/udevadm'; |
b6cf0a66 | 107 | |
b295e05e | 108 | our $iso_extension_re = qr/\.(?:iso|img)/i; |
4c693491 | 109 | |
1dc01b9f | 110 | # PVE::Storage utility functions |
b6cf0a66 DM |
111 | |
112 | sub config { | |
113 | return cfs_read_file("storage.cfg"); | |
114 | } | |
115 | ||
83d7192f FG |
116 | sub write_config { |
117 | my ($cfg) = @_; | |
118 | ||
119 | cfs_write_file('storage.cfg', $cfg); | |
120 | } | |
121 | ||
b6cf0a66 DM |
122 | sub lock_storage_config { |
123 | my ($code, $errmsg) = @_; | |
124 | ||
125 | cfs_lock_file("storage.cfg", undef, $code); | |
126 | my $err = $@; | |
127 | if ($err) { | |
128 | $errmsg ? die "$errmsg: $err" : die $err; | |
129 | } | |
130 | } | |
131 | ||
d4e8a1f2 FE |
132 | # FIXME remove maxfiles for PVE 7.0 |
133 | my $convert_maxfiles_to_prune_backups = sub { | |
134 | my ($scfg) = @_; | |
135 | ||
136 | return if !$scfg; | |
137 | ||
138 | my $maxfiles = delete $scfg->{maxfiles}; | |
139 | ||
140 | if (!defined($scfg->{'prune-backups'}) && defined($maxfiles)) { | |
141 | my $prune_backups; | |
142 | if ($maxfiles) { | |
143 | $prune_backups = { 'keep-last' => $maxfiles }; | |
144 | } else { # maxfiles 0 means no limit | |
145 | $prune_backups = { 'keep-all' => 1 }; | |
146 | } | |
147 | $scfg->{'prune-backups'} = PVE::JSONSchema::print_property_string( | |
148 | $prune_backups, | |
149 | 'prune-backups' | |
150 | ); | |
151 | } | |
152 | }; | |
153 | ||
b6cf0a66 DM |
154 | sub storage_config { |
155 | my ($cfg, $storeid, $noerr) = @_; | |
156 | ||
82fc923f | 157 | die "no storage ID specified\n" if !$storeid; |
1a3459ac | 158 | |
b6cf0a66 DM |
159 | my $scfg = $cfg->{ids}->{$storeid}; |
160 | ||
481f6177 | 161 | die "storage '$storeid' does not exist\n" if (!$noerr && !$scfg); |
b6cf0a66 | 162 | |
d4e8a1f2 FE |
163 | $convert_maxfiles_to_prune_backups->($scfg); |
164 | ||
b6cf0a66 DM |
165 | return $scfg; |
166 | } | |
167 | ||
168 | sub storage_check_node { | |
169 | my ($cfg, $storeid, $node, $noerr) = @_; | |
170 | ||
1dc01b9f | 171 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
172 | |
173 | if ($scfg->{nodes}) { | |
174 | $node = PVE::INotify::nodename() if !$node || ($node eq 'localhost'); | |
175 | if (!$scfg->{nodes}->{$node}) { | |
da156fb3 | 176 | die "storage '$storeid' is not available on node '$node'\n" if !$noerr; |
b6cf0a66 DM |
177 | return undef; |
178 | } | |
179 | } | |
180 | ||
181 | return $scfg; | |
182 | } | |
183 | ||
184 | sub storage_check_enabled { | |
185 | my ($cfg, $storeid, $node, $noerr) = @_; | |
186 | ||
1dc01b9f | 187 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
188 | |
189 | if ($scfg->{disable}) { | |
190 | die "storage '$storeid' is disabled\n" if !$noerr; | |
191 | return undef; | |
192 | } | |
193 | ||
194 | return storage_check_node($cfg, $storeid, $node, $noerr); | |
195 | } | |
196 | ||
7118dd91 DM |
197 | # storage_can_replicate: |
198 | # return true if storage supports replication | |
199 | # (volumes alocated with vdisk_alloc() has replication feature) | |
200 | sub storage_can_replicate { | |
201 | my ($cfg, $storeid, $format) = @_; | |
202 | ||
203 | my $scfg = storage_config($cfg, $storeid); | |
204 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
205 | return $plugin->storage_can_replicate($scfg, $storeid, $format); | |
206 | } | |
207 | ||
b6cf0a66 DM |
208 | sub storage_ids { |
209 | my ($cfg) = @_; | |
210 | ||
1dc01b9f | 211 | return keys %{$cfg->{ids}}; |
b6cf0a66 DM |
212 | } |
213 | ||
1dc01b9f DM |
214 | sub file_size_info { |
215 | my ($filename, $timeout) = @_; | |
b6cf0a66 | 216 | |
1dc01b9f | 217 | return PVE::Storage::Plugin::file_size_info($filename, $timeout); |
b6cf0a66 DM |
218 | } |
219 | ||
e9991d26 DC |
220 | sub get_volume_notes { |
221 | my ($cfg, $volid, $timeout) = @_; | |
222 | ||
223 | my ($storeid, $volname) = parse_volume_id($volid); | |
224 | my $scfg = storage_config($cfg, $storeid); | |
225 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
226 | ||
227 | return $plugin->get_volume_notes($scfg, $storeid, $volname, $timeout); | |
228 | } | |
229 | ||
230 | sub update_volume_notes { | |
231 | my ($cfg, $volid, $notes, $timeout) = @_; | |
232 | ||
233 | my ($storeid, $volname) = parse_volume_id($volid); | |
234 | my $scfg = storage_config($cfg, $storeid); | |
235 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
236 | ||
237 | $plugin->update_volume_notes($scfg, $storeid, $volname, $notes, $timeout); | |
238 | } | |
239 | ||
20ccac1b AD |
240 | sub volume_size_info { |
241 | my ($cfg, $volid, $timeout) = @_; | |
242 | ||
f18199e5 DM |
243 | my ($storeid, $volname) = parse_volume_id($volid, 1); |
244 | if ($storeid) { | |
245 | my $scfg = storage_config($cfg, $storeid); | |
246 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
247 | return $plugin->volume_size_info($scfg, $storeid, $volname, $timeout); | |
248 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
249 | return file_size_info($volid, $timeout); | |
250 | } else { | |
251 | return 0; | |
252 | } | |
20ccac1b AD |
253 | } |
254 | ||
7e6c05dc AD |
255 | sub volume_resize { |
256 | my ($cfg, $volid, $size, $running) = @_; | |
257 | ||
c7215573 FE |
258 | my $padding = (1024 - $size % 1024) % 1024; |
259 | $size = $size + $padding; | |
260 | ||
7e6c05dc AD |
261 | my ($storeid, $volname) = parse_volume_id($volid, 1); |
262 | if ($storeid) { | |
263 | my $scfg = storage_config($cfg, $storeid); | |
264 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
265 | return $plugin->volume_resize($scfg, $storeid, $volname, $size, $running); | |
266 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 267 | die "resize file/device '$volid' is not possible\n"; |
7e6c05dc | 268 | } else { |
f824c722 | 269 | die "unable to parse volume ID '$volid'\n"; |
7e6c05dc AD |
270 | } |
271 | } | |
272 | ||
1597f1f9 WL |
273 | sub volume_rollback_is_possible { |
274 | my ($cfg, $volid, $snap) = @_; | |
e0852ba7 | 275 | |
1597f1f9 WL |
276 | my ($storeid, $volname) = parse_volume_id($volid, 1); |
277 | if ($storeid) { | |
278 | my $scfg = storage_config($cfg, $storeid); | |
279 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
280 | return $plugin->volume_rollback_is_possible($scfg, $storeid, $volname, $snap); | |
281 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 282 | die "snapshot rollback file/device '$volid' is not possible\n"; |
1597f1f9 | 283 | } else { |
f824c722 | 284 | die "unable to parse volume ID '$volid'\n"; |
1597f1f9 WL |
285 | } |
286 | } | |
287 | ||
db60719c | 288 | sub volume_snapshot { |
f5640e7d | 289 | my ($cfg, $volid, $snap) = @_; |
db60719c AD |
290 | |
291 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
292 | if ($storeid) { | |
293 | my $scfg = storage_config($cfg, $storeid); | |
294 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
f5640e7d | 295 | return $plugin->volume_snapshot($scfg, $storeid, $volname, $snap); |
db60719c | 296 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
f824c722 | 297 | die "snapshot file/device '$volid' is not possible\n"; |
db60719c | 298 | } else { |
f824c722 | 299 | die "unable to parse volume ID '$volid'\n"; |
db60719c AD |
300 | } |
301 | } | |
302 | ||
22a2a633 AD |
303 | sub volume_snapshot_rollback { |
304 | my ($cfg, $volid, $snap) = @_; | |
305 | ||
306 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
307 | if ($storeid) { | |
308 | my $scfg = storage_config($cfg, $storeid); | |
309 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b3f302c6 | 310 | $plugin->volume_rollback_is_possible($scfg, $storeid, $volname, $snap); |
22a2a633 AD |
311 | return $plugin->volume_snapshot_rollback($scfg, $storeid, $volname, $snap); |
312 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 313 | die "snapshot rollback file/device '$volid' is not possible\n"; |
22a2a633 | 314 | } else { |
f824c722 | 315 | die "unable to parse volume ID '$volid'\n"; |
22a2a633 AD |
316 | } |
317 | } | |
318 | ||
5753c9d1 AD |
319 | sub volume_snapshot_delete { |
320 | my ($cfg, $volid, $snap, $running) = @_; | |
321 | ||
322 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
323 | if ($storeid) { | |
324 | my $scfg = storage_config($cfg, $storeid); | |
325 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
27cc55d4 | 326 | return $plugin->volume_snapshot_delete($scfg, $storeid, $volname, $snap, $running); |
5753c9d1 | 327 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
f824c722 | 328 | die "snapshot delete file/device '$volid' is not possible\n"; |
5753c9d1 | 329 | } else { |
f824c722 | 330 | die "unable to parse volume ID '$volid'\n"; |
5753c9d1 AD |
331 | } |
332 | } | |
333 | ||
2c036838 SI |
334 | # check if a filesystem on top of a volume needs to flush its journal for |
335 | # consistency (see fsfreeze(8)) before a snapshot is taken - needed for | |
336 | # container mountpoints | |
337 | sub volume_snapshot_needs_fsfreeze { | |
338 | my ($cfg, $volid) = @_; | |
339 | ||
340 | my ($storeid, $volname) = parse_volume_id($volid); | |
341 | my $scfg = storage_config($cfg, $storeid); | |
342 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
343 | return $plugin->volume_snapshot_needs_fsfreeze(); | |
344 | } | |
345 | ||
2668adce FE |
346 | # check if a volume or snapshot supports a given feature |
347 | # $feature - one of: | |
348 | # clone - linked clone is possible | |
349 | # copy - full clone is possible | |
350 | # replicate - replication is possible | |
351 | # snapshot - taking a snapshot is possible | |
352 | # sparseinit - volume is sparsely initialized | |
353 | # template - conversion to base image is possible | |
354 | # $snap - check if the feature is supported for a given snapshot | |
355 | # $running - if the guest owning the volume is running | |
356 | # $opts - hash with further options: | |
357 | # valid_target_formats - list of formats for the target of a copy/clone | |
358 | # operation that the caller could work with. The | |
359 | # format of $volid is always considered valid and if | |
360 | # no list is specified, all formats are considered valid. | |
99473759 | 361 | sub volume_has_feature { |
e6f4eed4 | 362 | my ($cfg, $feature, $volid, $snap, $running, $opts) = @_; |
99473759 AD |
363 | |
364 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
365 | if ($storeid) { | |
366 | my $scfg = storage_config($cfg, $storeid); | |
367 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
e6f4eed4 | 368 | return $plugin->volume_has_feature($scfg, $feature, $storeid, $volname, $snap, $running, $opts); |
99473759 AD |
369 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
370 | return undef; | |
371 | } else { | |
372 | return undef; | |
373 | } | |
374 | } | |
375 | ||
aefe82ea | 376 | sub volume_snapshot_list { |
8b622c2d | 377 | my ($cfg, $volid) = @_; |
aefe82ea WL |
378 | |
379 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
380 | if ($storeid) { | |
381 | my $scfg = storage_config($cfg, $storeid); | |
382 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
8b622c2d | 383 | return $plugin->volume_snapshot_list($scfg, $storeid, $volname); |
aefe82ea WL |
384 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
385 | die "send file/device '$volid' is not possible\n"; | |
386 | } else { | |
387 | die "unable to parse volume ID '$volid'\n"; | |
388 | } | |
389 | # return an empty array if dataset does not exist. | |
aefe82ea WL |
390 | } |
391 | ||
1dc01b9f DM |
392 | sub get_image_dir { |
393 | my ($cfg, $storeid, $vmid) = @_; | |
b6cf0a66 | 394 | |
1dc01b9f DM |
395 | my $scfg = storage_config($cfg, $storeid); |
396 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 397 | |
1dc01b9f | 398 | my $path = $plugin->get_subdir($scfg, 'images'); |
b6cf0a66 | 399 | |
1dc01b9f | 400 | return $vmid ? "$path/$vmid" : $path; |
b6cf0a66 DM |
401 | } |
402 | ||
1dc01b9f | 403 | sub get_private_dir { |
b6cf0a66 DM |
404 | my ($cfg, $storeid, $vmid) = @_; |
405 | ||
1dc01b9f DM |
406 | my $scfg = storage_config($cfg, $storeid); |
407 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 408 | |
1dc01b9f | 409 | my $path = $plugin->get_subdir($scfg, 'rootdir'); |
d22a6133 | 410 | |
1dc01b9f | 411 | return $vmid ? "$path/$vmid" : $path; |
d22a6133 DM |
412 | } |
413 | ||
b6cf0a66 DM |
414 | sub get_iso_dir { |
415 | my ($cfg, $storeid) = @_; | |
416 | ||
1dc01b9f DM |
417 | my $scfg = storage_config($cfg, $storeid); |
418 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 419 | |
1dc01b9f | 420 | return $plugin->get_subdir($scfg, 'iso'); |
b6cf0a66 DM |
421 | } |
422 | ||
423 | sub get_vztmpl_dir { | |
424 | my ($cfg, $storeid) = @_; | |
425 | ||
1dc01b9f DM |
426 | my $scfg = storage_config($cfg, $storeid); |
427 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 428 | |
1dc01b9f | 429 | return $plugin->get_subdir($scfg, 'vztmpl'); |
b6cf0a66 DM |
430 | } |
431 | ||
568de3d1 DM |
432 | sub get_backup_dir { |
433 | my ($cfg, $storeid) = @_; | |
434 | ||
1dc01b9f DM |
435 | my $scfg = storage_config($cfg, $storeid); |
436 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 437 | |
1dc01b9f | 438 | return $plugin->get_subdir($scfg, 'backup'); |
b6cf0a66 DM |
439 | } |
440 | ||
441 | # library implementation | |
442 | ||
b6cf0a66 DM |
443 | sub parse_vmid { |
444 | my $vmid = shift; | |
445 | ||
446 | die "VMID '$vmid' contains illegal characters\n" if $vmid !~ m/^\d+$/; | |
447 | ||
448 | return int($vmid); | |
449 | } | |
450 | ||
787624df FG |
451 | # NOTE: basename and basevmid are always undef for LVM-thin, where the |
452 | # clone -> base reference is not encoded in the volume ID. | |
453 | # see note in PVE::Storage::LvmThinPlugin for details. | |
ec4b0dc7 AD |
454 | sub parse_volname { |
455 | my ($cfg, $volid) = @_; | |
456 | ||
457 | my ($storeid, $volname) = parse_volume_id($volid); | |
458 | ||
459 | my $scfg = storage_config($cfg, $storeid); | |
460 | ||
461 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
a6f12626 DM |
462 | |
463 | # returns ($vtype, $name, $vmid, $basename, $basevmid, $isBase, $format) | |
464 | ||
ec4b0dc7 AD |
465 | return $plugin->parse_volname($volname); |
466 | } | |
467 | ||
b6cf0a66 DM |
468 | sub parse_volume_id { |
469 | my ($volid, $noerr) = @_; | |
470 | ||
a7f3d909 | 471 | return PVE::Storage::Plugin::parse_volume_id($volid, $noerr); |
b6cf0a66 DM |
472 | } |
473 | ||
04a13668 DM |
474 | # test if we have read access to volid |
475 | sub check_volume_access { | |
476 | my ($rpcenv, $user, $cfg, $vmid, $volid) = @_; | |
477 | ||
478 | my ($sid, $volname) = parse_volume_id($volid, 1); | |
479 | if ($sid) { | |
480 | my ($vtype, undef, $ownervm) = parse_volname($cfg, $volid); | |
481 | if ($vtype eq 'iso' || $vtype eq 'vztmpl') { | |
775fdc69 | 482 | # require at least read access to storage, (custom) templates/ISOs could be sensitive |
061b9ca6 | 483 | $rpcenv->check_any($user, "/storage/$sid", ['Datastore.AllocateSpace', 'Datastore.Audit']); |
04a13668 DM |
484 | } elsif (defined($ownervm) && defined($vmid) && ($ownervm == $vmid)) { |
485 | # we are owner - allow access | |
486 | } elsif ($vtype eq 'backup' && $ownervm) { | |
487 | $rpcenv->check($user, "/storage/$sid", ['Datastore.AllocateSpace']); | |
488 | $rpcenv->check($user, "/vms/$ownervm", ['VM.Backup']); | |
489 | } else { | |
490 | # allow if we are Datastore administrator | |
491 | $rpcenv->check($user, "/storage/$sid", ['Datastore.Allocate']); | |
492 | } | |
493 | } else { | |
494 | die "Only root can pass arbitrary filesystem paths." | |
495 | if $user ne 'root@pam'; | |
496 | } | |
497 | ||
498 | return undef; | |
499 | } | |
500 | ||
17fb7e42 FG |
501 | my $volume_is_base_and_used__no_lock = sub { |
502 | my ($scfg, $storeid, $plugin, $volname) = @_; | |
503 | ||
504 | my ($vtype, $name, $vmid, undef, undef, $isBase, undef) = | |
505 | $plugin->parse_volname($volname); | |
506 | ||
507 | if ($isBase) { | |
508 | my $vollist = $plugin->list_images($storeid, $scfg); | |
509 | foreach my $info (@$vollist) { | |
510 | my (undef, $tmpvolname) = parse_volume_id($info->{volid}); | |
511 | my $basename = undef; | |
512 | my $basevmid = undef; | |
513 | ||
514 | eval{ | |
515 | (undef, undef, undef, $basename, $basevmid) = | |
516 | $plugin->parse_volname($tmpvolname); | |
517 | }; | |
518 | ||
519 | if ($basename && defined($basevmid) && $basevmid == $vmid && $basename eq $name) { | |
520 | return 1; | |
521 | } | |
522 | } | |
523 | } | |
524 | return 0; | |
525 | }; | |
526 | ||
787624df FG |
527 | # NOTE: this check does not work for LVM-thin, where the clone -> base |
528 | # reference is not encoded in the volume ID. | |
529 | # see note in PVE::Storage::LvmThinPlugin for details. | |
17fb7e42 FG |
530 | sub volume_is_base_and_used { |
531 | my ($cfg, $volid) = @_; | |
532 | ||
533 | my ($storeid, $volname) = parse_volume_id($volid); | |
534 | my $scfg = storage_config($cfg, $storeid); | |
535 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
536 | ||
537 | $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
538 | return &$volume_is_base_and_used__no_lock($scfg, $storeid, $plugin, $volname); | |
539 | }); | |
540 | } | |
541 | ||
b6cf0a66 DM |
542 | # try to map a filesystem path to a volume identifier |
543 | sub path_to_volume_id { | |
544 | my ($cfg, $path) = @_; | |
545 | ||
546 | my $ids = $cfg->{ids}; | |
547 | ||
1dc01b9f | 548 | my ($sid, $volname) = parse_volume_id($path, 1); |
b6cf0a66 | 549 | if ($sid) { |
1dc01b9f | 550 | if (my $scfg = $ids->{$sid}) { |
188aca38 | 551 | if ($scfg->{path}) { |
1dc01b9f DM |
552 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
553 | my ($vtype, $name, $vmid) = $plugin->parse_volname($volname); | |
b6cf0a66 DM |
554 | return ($vtype, $path); |
555 | } | |
556 | } | |
557 | return (''); | |
558 | } | |
559 | ||
1a3459ac | 560 | # Note: abs_path() return undef if $path doesn not exist |
75d75990 DM |
561 | # for example when nfs storage is not mounted |
562 | $path = abs_path($path) || $path; | |
b6cf0a66 DM |
563 | |
564 | foreach my $sid (keys %$ids) { | |
1dc01b9f DM |
565 | my $scfg = $ids->{$sid}; |
566 | next if !$scfg->{path}; | |
567 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
568 | my $imagedir = $plugin->get_subdir($scfg, 'images'); | |
569 | my $isodir = $plugin->get_subdir($scfg, 'iso'); | |
570 | my $tmpldir = $plugin->get_subdir($scfg, 'vztmpl'); | |
571 | my $backupdir = $plugin->get_subdir($scfg, 'backup'); | |
572 | my $privatedir = $plugin->get_subdir($scfg, 'rootdir'); | |
73fcb7bf | 573 | my $snippetsdir = $plugin->get_subdir($scfg, 'snippets'); |
b6cf0a66 DM |
574 | |
575 | if ($path =~ m!^$imagedir/(\d+)/([^/\s]+)$!) { | |
576 | my $vmid = $1; | |
577 | my $name = $2; | |
fcbec654 DM |
578 | |
579 | my $vollist = $plugin->list_images($sid, $scfg, $vmid); | |
580 | foreach my $info (@$vollist) { | |
581 | my ($storeid, $volname) = parse_volume_id($info->{volid}); | |
582 | my $volpath = $plugin->path($scfg, $volname, $storeid); | |
583 | if ($volpath eq $path) { | |
584 | return ('images', $info->{volid}); | |
585 | } | |
586 | } | |
4c693491 | 587 | } elsif ($path =~ m!^$isodir/([^/]+$iso_extension_re)$!) { |
b6cf0a66 | 588 | my $name = $1; |
1a3459ac | 589 | return ('iso', "$sid:iso/$name"); |
b6cf0a66 DM |
590 | } elsif ($path =~ m!^$tmpldir/([^/]+\.tar\.gz)$!) { |
591 | my $name = $1; | |
592 | return ('vztmpl', "$sid:vztmpl/$name"); | |
1ac17c74 DM |
593 | } elsif ($path =~ m!^$privatedir/(\d+)$!) { |
594 | my $vmid = $1; | |
595 | return ('rootdir', "$sid:rootdir/$vmid"); | |
277cafc0 | 596 | } elsif ($path =~ m!^$backupdir/([^/]+\.(?:tgz|(?:(?:tar|vma)(?:\.(?:${\PVE::Storage::Plugin::COMPRESSOR_RE}))?)))$!) { |
568de3d1 | 597 | my $name = $1; |
892dc992 | 598 | return ('backup', "$sid:backup/$name"); |
73fcb7bf AA |
599 | } elsif ($path =~ m!^$snippetsdir/([^/]+)$!) { |
600 | my $name = $1; | |
601 | return ('snippets', "$sid:snippets/$name"); | |
b6cf0a66 DM |
602 | } |
603 | } | |
604 | ||
605 | # can't map path to volume id | |
606 | return (''); | |
607 | } | |
608 | ||
609 | sub path { | |
207ea852 | 610 | my ($cfg, $volid, $snapname) = @_; |
b6cf0a66 | 611 | |
1dc01b9f | 612 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 | 613 | |
1dc01b9f | 614 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 | 615 | |
1dc01b9f | 616 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
207ea852 | 617 | my ($path, $owner, $vtype) = $plugin->path($scfg, $volname, $storeid, $snapname); |
2494896a | 618 | return wantarray ? ($path, $owner, $vtype) : $path; |
b6cf0a66 DM |
619 | } |
620 | ||
35fbb2e6 DM |
621 | sub abs_filesystem_path { |
622 | my ($cfg, $volid) = @_; | |
623 | ||
624 | my $path; | |
6ed43d81 TL |
625 | if (parse_volume_id ($volid, 1)) { |
626 | activate_volumes($cfg, [ $volid ]); | |
35fbb2e6 DM |
627 | $path = PVE::Storage::path($cfg, $volid); |
628 | } else { | |
629 | if (-f $volid) { | |
630 | my $abspath = abs_path($volid); | |
631 | if ($abspath && $abspath =~ m|^(/.+)$|) { | |
632 | $path = $1; # untaint any path | |
633 | } | |
634 | } | |
635 | } | |
636 | ||
637 | die "can't find file '$volid'\n" if !($path && -f $path); | |
638 | ||
639 | return $path; | |
640 | } | |
641 | ||
683a3f46 FE |
642 | my $volname_for_storage = sub { |
643 | my ($cfg, $volid, $target_storeid) = @_; | |
644 | ||
645 | my (undef, $name, $vmid, undef, undef, undef, $format) = parse_volname($cfg, $volid); | |
646 | my $target_scfg = storage_config($cfg, $target_storeid); | |
647 | ||
648 | my (undef, $valid_formats) = PVE::Storage::Plugin::default_format($target_scfg); | |
649 | my $format_is_valid = grep { $_ eq $format } @$valid_formats; | |
650 | die "unsupported format '$format' for storage type $target_scfg->{type}\n" if !$format_is_valid; | |
651 | ||
652 | (my $name_without_extension = $name) =~ s/\.$format$//; | |
653 | ||
654 | if ($target_scfg->{path}) { | |
655 | return "$vmid/$name_without_extension.$format"; | |
656 | } else { | |
657 | return "$name_without_extension"; | |
658 | } | |
659 | }; | |
660 | ||
b6cf0a66 | 661 | sub storage_migrate { |
dc3655a1 FE |
662 | my ($cfg, $volid, $target_sshinfo, $target_storeid, $opts, $logfunc) = @_; |
663 | ||
664 | my $base_snapshot = $opts->{base_snapshot}; | |
665 | my $snapshot = $opts->{snapshot}; | |
666 | my $ratelimit_bps = $opts->{ratelimit_bps}; | |
667 | my $insecure = $opts->{insecure}; | |
668 | my $with_snapshots = $opts->{with_snapshots} ? 1 : 0; | |
669 | my $allow_rename = $opts->{allow_rename} ? 1 : 0; | |
b6cf0a66 | 670 | |
6bf56298 | 671 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 | 672 | |
6bf56298 | 673 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
674 | |
675 | # no need to migrate shared content | |
a97d3ee4 | 676 | return $volid if $storeid eq $target_storeid && $scfg->{shared}; |
b6cf0a66 | 677 | |
6bf56298 | 678 | my $tcfg = storage_config($cfg, $target_storeid); |
b6cf0a66 | 679 | |
683a3f46 FE |
680 | my $target_volname; |
681 | if ($opts->{target_volname}) { | |
682 | $target_volname = $opts->{target_volname}; | |
683 | } elsif ($scfg->{type} eq $tcfg->{type}) { | |
684 | $target_volname = $volname; | |
685 | } else { | |
686 | $target_volname = $volname_for_storage->($cfg, $volid, $target_storeid); | |
687 | } | |
688 | ||
b6cf0a66 DM |
689 | my $target_volid = "${target_storeid}:${target_volname}"; |
690 | ||
4b4c580d | 691 | my $target_ip = $target_sshinfo->{ip}; |
b6cf0a66 | 692 | |
65bb9859 FG |
693 | my $ssh = PVE::SSHInfo::ssh_info_to_command($target_sshinfo); |
694 | my $ssh_base = PVE::SSHInfo::ssh_info_to_command_base($target_sshinfo); | |
47cea194 | 695 | local $ENV{RSYNC_RSH} = PVE::Tools::cmd2string($ssh_base); |
b6cf0a66 | 696 | |
93d1812e FE |
697 | my @cstream; |
698 | if (defined($ratelimit_bps)) { | |
699 | @cstream = ([ '/usr/bin/cstream', '-t', $ratelimit_bps ]); | |
700 | $logfunc->("using a bandwidth limit of $ratelimit_bps bps for transferring '$volid'") if $logfunc; | |
701 | } | |
01f7e902 | 702 | |
da72898c WB |
703 | my $migration_snapshot; |
704 | if (!defined($snapshot)) { | |
705 | if ($scfg->{type} eq 'zfspool') { | |
706 | $migration_snapshot = 1; | |
707 | $snapshot = '__migration__'; | |
1dc01b9f | 708 | } |
da72898c | 709 | } |
e0852ba7 | 710 | |
cfdffd8a | 711 | my @formats = volume_transfer_formats($cfg, $volid, $target_volid, $snapshot, $base_snapshot, $with_snapshots); |
da72898c WB |
712 | die "cannot migrate from storage type '$scfg->{type}' to '$tcfg->{type}'\n" if !@formats; |
713 | my $format = $formats[0]; | |
7459cb3d | 714 | |
228e5be9 | 715 | my $import_fn = '-'; # let pvesm import read from stdin per default |
da72898c | 716 | if ($insecure) { |
228e5be9 TL |
717 | my $net = $target_sshinfo->{network} // $target_sshinfo->{ip}; |
718 | $import_fn = "tcp://$net"; | |
da72898c | 719 | } |
7ba34faa | 720 | |
a97d3ee4 FE |
721 | my $target_apiver = 1; # if there is no apiinfo call, assume 1 |
722 | my $get_api_version = [@$ssh, 'pvesm', 'apiinfo']; | |
723 | my $match_api_version = sub { $target_apiver = $1 if $_[0] =~ m!^APIVER (\d+)$!; }; | |
724 | eval { run_command($get_api_version, logfunc => $match_api_version); }; | |
725 | ||
e8a7e764 | 726 | my $send = ['pvesm', 'export', $volid, $format, '-', '-with-snapshots', $with_snapshots]; |
cfdffd8a | 727 | my $recv = [@$ssh, '--', 'pvesm', 'import', $target_volid, $format, $import_fn, '-with-snapshots', $with_snapshots]; |
da72898c WB |
728 | if (defined($snapshot)) { |
729 | push @$send, '-snapshot', $snapshot | |
730 | } | |
731 | if ($migration_snapshot) { | |
732 | push @$recv, '-delete-snapshot', $snapshot; | |
733 | } | |
a97d3ee4 | 734 | push @$recv, '-allow-rename', $allow_rename if $target_apiver >= 5; |
3d621977 | 735 | |
da72898c WB |
736 | if (defined($base_snapshot)) { |
737 | # Check if the snapshot exists on the remote side: | |
738 | push @$send, '-base', $base_snapshot; | |
739 | push @$recv, '-base', $base_snapshot; | |
740 | } | |
ac191ec7 | 741 | |
a97d3ee4 FE |
742 | my $new_volid; |
743 | my $pattern = volume_imported_message(undef, 1); | |
744 | my $match_volid_and_log = sub { | |
745 | my $line = shift; | |
746 | ||
747 | $new_volid = $1 if ($line =~ $pattern); | |
748 | ||
749 | if ($logfunc) { | |
750 | chomp($line); | |
751 | $logfunc->($line); | |
752 | } | |
753 | }; | |
754 | ||
da72898c | 755 | volume_snapshot($cfg, $volid, $snapshot) if $migration_snapshot; |
5324ceff FE |
756 | |
757 | if (defined($snapshot)) { | |
758 | activate_volumes($cfg, [$volid], $snapshot); | |
759 | } else { | |
760 | activate_volumes($cfg, [$volid]); | |
761 | } | |
762 | ||
da72898c WB |
763 | eval { |
764 | if ($insecure) { | |
57acd6a1 FE |
765 | my $input = IO::File->new(); |
766 | my $info = IO::File->new(); | |
767 | open3($input, $info, $info, @{$recv}) | |
da72898c | 768 | or die "receive command failed: $!\n"; |
57acd6a1 FE |
769 | close($input); |
770 | ||
da72898c WB |
771 | my ($ip) = <$info> =~ /^($PVE::Tools::IPRE)$/ or die "no tunnel IP received\n"; |
772 | my ($port) = <$info> =~ /^(\d+)$/ or die "no tunnel port received\n"; | |
773 | my $socket = IO::Socket::IP->new(PeerHost => $ip, PeerPort => $port, Type => SOCK_STREAM) | |
774 | or die "failed to connect to tunnel at $ip:$port\n"; | |
775 | # we won't be reading from the socket | |
776 | shutdown($socket, 0); | |
57acd6a1 FE |
777 | |
778 | eval { run_command([$send, @cstream], output => '>&'.fileno($socket), errfunc => $logfunc); }; | |
779 | my $send_error = $@; | |
780 | ||
da72898c WB |
781 | # don't close the connection entirely otherwise the receiving end |
782 | # might not get all buffered data (and fails with 'connection reset by peer') | |
783 | shutdown($socket, 1); | |
aca83310 FE |
784 | |
785 | # wait for the remote process to finish | |
a97d3ee4 FE |
786 | while (my $line = <$info>) { |
787 | $match_volid_and_log->("[$target_sshinfo->{name}] $line"); | |
aca83310 FE |
788 | } |
789 | ||
da72898c WB |
790 | # now close the socket |
791 | close($socket); | |
792 | if (!close($info)) { # does waitpid() | |
793 | die "import failed: $!\n" if $!; | |
794 | die "import failed: exit code ".($?>>8)."\n"; | |
0a29ad61 | 795 | } |
57acd6a1 FE |
796 | |
797 | die $send_error if $send_error; | |
0a29ad61 | 798 | } else { |
a97d3ee4 | 799 | run_command([$send, @cstream, $recv], logfunc => $match_volid_and_log); |
0a29ad61 | 800 | } |
a97d3ee4 FE |
801 | |
802 | die "unable to get ID of the migrated volume\n" | |
803 | if !defined($new_volid) && $target_apiver >= 5; | |
da72898c WB |
804 | }; |
805 | my $err = $@; | |
806 | warn "send/receive failed, cleaning up snapshot(s)..\n" if $err; | |
807 | if ($migration_snapshot) { | |
808 | eval { volume_snapshot_delete($cfg, $volid, $snapshot, 0) }; | |
809 | warn "could not remove source snapshot: $@\n" if $@; | |
b6cf0a66 | 810 | } |
da72898c | 811 | die $err if $err; |
a97d3ee4 FE |
812 | |
813 | return $new_volid // $target_volid; | |
b6cf0a66 DM |
814 | } |
815 | ||
2502b33b | 816 | sub vdisk_clone { |
7bbc4004 | 817 | my ($cfg, $volid, $vmid, $snap) = @_; |
1a3459ac | 818 | |
2502b33b DM |
819 | my ($storeid, $volname) = parse_volume_id($volid); |
820 | ||
821 | my $scfg = storage_config($cfg, $storeid); | |
822 | ||
823 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 824 | |
2502b33b DM |
825 | activate_storage($cfg, $storeid); |
826 | ||
827 | # lock shared storage | |
828 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
7bbc4004 | 829 | my $volname = $plugin->clone_image($scfg, $storeid, $volname, $vmid, $snap); |
2502b33b DM |
830 | return "$storeid:$volname"; |
831 | }); | |
832 | } | |
833 | ||
834 | sub vdisk_create_base { | |
835 | my ($cfg, $volid) = @_; | |
836 | ||
837 | my ($storeid, $volname) = parse_volume_id($volid); | |
838 | ||
839 | my $scfg = storage_config($cfg, $storeid); | |
840 | ||
841 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 842 | |
2502b33b DM |
843 | activate_storage($cfg, $storeid); |
844 | ||
845 | # lock shared storage | |
846 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
847 | my $volname = $plugin->create_base($storeid, $scfg, $volname); | |
848 | return "$storeid:$volname"; | |
849 | }); | |
850 | } | |
851 | ||
40d69893 DM |
852 | sub map_volume { |
853 | my ($cfg, $volid, $snapname) = @_; | |
854 | ||
855 | my ($storeid, $volname) = parse_volume_id($volid); | |
856 | ||
857 | my $scfg = storage_config($cfg, $storeid); | |
858 | ||
859 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
860 | ||
861 | return $plugin->map_volume($storeid, $scfg, $volname, $snapname); | |
862 | } | |
863 | ||
864 | sub unmap_volume { | |
865 | my ($cfg, $volid, $snapname) = @_; | |
866 | ||
867 | my ($storeid, $volname) = parse_volume_id($volid); | |
868 | ||
869 | my $scfg = storage_config($cfg, $storeid); | |
870 | ||
871 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
872 | ||
873 | return $plugin->unmap_volume($storeid, $scfg, $volname, $snapname); | |
874 | } | |
875 | ||
1dc01b9f DM |
876 | sub vdisk_alloc { |
877 | my ($cfg, $storeid, $vmid, $fmt, $name, $size) = @_; | |
b6cf0a66 | 878 | |
82fc923f | 879 | die "no storage ID specified\n" if !$storeid; |
b6cf0a66 | 880 | |
1dc01b9f | 881 | PVE::JSONSchema::parse_storage_id($storeid); |
b6cf0a66 | 882 | |
1dc01b9f | 883 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 | 884 | |
1dc01b9f | 885 | die "no VMID specified\n" if !$vmid; |
b6cf0a66 | 886 | |
1dc01b9f | 887 | $vmid = parse_vmid($vmid); |
b6cf0a66 | 888 | |
1dc01b9f | 889 | my $defformat = PVE::Storage::Plugin::default_format($scfg); |
b6cf0a66 | 890 | |
1dc01b9f | 891 | $fmt = $defformat if !$fmt; |
b6cf0a66 | 892 | |
1dc01b9f | 893 | activate_storage($cfg, $storeid); |
3af60e62 | 894 | |
1dc01b9f | 895 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
b6cf0a66 | 896 | |
1dc01b9f DM |
897 | # lock shared storage |
898 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
afdfbe55 WB |
899 | my $old_umask = umask(umask|0037); |
900 | my $volname = eval { $plugin->alloc_image($storeid, $scfg, $vmid, $fmt, $name, $size) }; | |
901 | my $err = $@; | |
902 | umask $old_umask; | |
903 | die $err if $err; | |
1dc01b9f DM |
904 | return "$storeid:$volname"; |
905 | }); | |
b6cf0a66 DM |
906 | } |
907 | ||
1dc01b9f DM |
908 | sub vdisk_free { |
909 | my ($cfg, $volid) = @_; | |
b6cf0a66 | 910 | |
1dc01b9f | 911 | my ($storeid, $volname) = parse_volume_id($volid); |
1dc01b9f | 912 | my $scfg = storage_config($cfg, $storeid); |
1dc01b9f | 913 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
1a3459ac | 914 | |
1dc01b9f | 915 | activate_storage($cfg, $storeid); |
b6cf0a66 | 916 | |
1dc01b9f | 917 | my $cleanup_worker; |
b6cf0a66 | 918 | |
1dc01b9f DM |
919 | # lock shared storage |
920 | $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
787624df | 921 | # LVM-thin allows deletion of still referenced base volumes! |
17fb7e42 FG |
922 | die "base volume '$volname' is still in use by linked clones\n" |
923 | if &$volume_is_base_and_used__no_lock($scfg, $storeid, $plugin, $volname); | |
32437ed2 | 924 | |
17fb7e42 | 925 | my (undef, undef, undef, undef, undef, $isBase, $format) = |
32437ed2 | 926 | $plugin->parse_volname($volname); |
35533c68 | 927 | $cleanup_worker = $plugin->free_image($storeid, $scfg, $volname, $isBase, $format); |
1dc01b9f | 928 | }); |
b6cf0a66 | 929 | |
1dc01b9f | 930 | return if !$cleanup_worker; |
b6cf0a66 | 931 | |
1dc01b9f DM |
932 | my $rpcenv = PVE::RPCEnvironment::get(); |
933 | my $authuser = $rpcenv->get_user(); | |
b6cf0a66 | 934 | |
1dc01b9f | 935 | $rpcenv->fork_worker('imgdel', undef, $authuser, $cleanup_worker); |
b6cf0a66 DM |
936 | } |
937 | ||
b6cf0a66 DM |
938 | sub vdisk_list { |
939 | my ($cfg, $storeid, $vmid, $vollist) = @_; | |
940 | ||
941 | my $ids = $cfg->{ids}; | |
942 | ||
943 | storage_check_enabled($cfg, $storeid) if ($storeid); | |
944 | ||
945 | my $res = {}; | |
946 | ||
947 | # prepare/activate/refresh all storages | |
948 | ||
b6cf0a66 DM |
949 | my $storage_list = []; |
950 | if ($vollist) { | |
951 | foreach my $volid (@$vollist) { | |
1dc01b9f DM |
952 | my ($sid, undef) = parse_volume_id($volid); |
953 | next if !defined($ids->{$sid}); | |
b6cf0a66 DM |
954 | next if !storage_check_enabled($cfg, $sid, undef, 1); |
955 | push @$storage_list, $sid; | |
b6cf0a66 DM |
956 | } |
957 | } else { | |
958 | foreach my $sid (keys %$ids) { | |
959 | next if $storeid && $storeid ne $sid; | |
960 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
c43655d2 TL |
961 | my $content = $ids->{$sid}->{content}; |
962 | next if !($content->{rootdir} || $content->{images}); | |
b6cf0a66 | 963 | push @$storage_list, $sid; |
b6cf0a66 DM |
964 | } |
965 | } | |
966 | ||
1dc01b9f | 967 | my $cache = {}; |
b6cf0a66 | 968 | |
1dc01b9f | 969 | activate_storage_list($cfg, $storage_list, $cache); |
b6cf0a66 DM |
970 | |
971 | foreach my $sid (keys %$ids) { | |
1dc01b9f DM |
972 | next if $storeid && $storeid ne $sid; |
973 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
b6cf0a66 | 974 | |
1dc01b9f DM |
975 | my $scfg = $ids->{$sid}; |
976 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
977 | $res->{$sid} = $plugin->list_images($sid, $scfg, $vmid, $vollist, $cache); | |
b6cf0a66 DM |
978 | @{$res->{$sid}} = sort {lc($a->{volid}) cmp lc ($b->{volid}) } @{$res->{$sid}} if $res->{$sid}; |
979 | } | |
980 | ||
981 | return $res; | |
982 | } | |
983 | ||
c2fc9fbe DM |
984 | sub template_list { |
985 | my ($cfg, $storeid, $tt) = @_; | |
986 | ||
987 | die "unknown template type '$tt'\n" | |
988 | if !($tt eq 'iso' || $tt eq 'vztmpl' || $tt eq 'backup' || $tt eq 'snippets'); | |
989 | ||
990 | my $ids = $cfg->{ids}; | |
991 | ||
992 | storage_check_enabled($cfg, $storeid) if ($storeid); | |
993 | ||
994 | my $res = {}; | |
995 | ||
996 | # query the storage | |
997 | foreach my $sid (keys %$ids) { | |
998 | next if $storeid && $storeid ne $sid; | |
999 | ||
1000 | my $scfg = $ids->{$sid}; | |
1001 | my $type = $scfg->{type}; | |
1002 | ||
1003 | next if !$scfg->{content}->{$tt}; | |
1004 | ||
1005 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
1006 | ||
1007 | $res->{$sid} = volume_list($cfg, $sid, undef, $tt); | |
1008 | } | |
1009 | ||
1010 | return $res; | |
1011 | } | |
1012 | ||
37ba0aea DM |
1013 | sub volume_list { |
1014 | my ($cfg, $storeid, $vmid, $content) = @_; | |
1015 | ||
be785439 | 1016 | my @ctypes = qw(rootdir images vztmpl iso backup snippets); |
37ba0aea DM |
1017 | |
1018 | my $cts = $content ? [ $content ] : [ @ctypes ]; | |
1019 | ||
1020 | my $scfg = PVE::Storage::storage_config($cfg, $storeid); | |
1021 | ||
c2fc9fbe | 1022 | $cts = [ grep { defined($scfg->{content}->{$_}) } @$cts ]; |
37ba0aea | 1023 | |
c2fc9fbe | 1024 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
37ba0aea | 1025 | |
c2fc9fbe DM |
1026 | activate_storage($cfg, $storeid); |
1027 | ||
1028 | my $res = $plugin->list_volumes($storeid, $scfg, $vmid, $cts); | |
1029 | ||
1030 | @$res = sort {lc($a->{volid}) cmp lc ($b->{volid}) } @$res; | |
37ba0aea DM |
1031 | |
1032 | return $res; | |
1033 | } | |
1034 | ||
b6cf0a66 DM |
1035 | sub uevent_seqnum { |
1036 | ||
1037 | my $filename = "/sys/kernel/uevent_seqnum"; | |
1038 | ||
1039 | my $seqnum = 0; | |
1dc01b9f | 1040 | if (my $fh = IO::File->new($filename, "r")) { |
b6cf0a66 DM |
1041 | my $line = <$fh>; |
1042 | if ($line =~ m/^(\d+)$/) { | |
1dc01b9f | 1043 | $seqnum = int($1); |
b6cf0a66 DM |
1044 | } |
1045 | close ($fh); | |
1046 | } | |
1047 | return $seqnum; | |
1048 | } | |
1049 | ||
f3d4ef46 | 1050 | sub activate_storage { |
1dc01b9f | 1051 | my ($cfg, $storeid, $cache) = @_; |
b6cf0a66 | 1052 | |
f3d4ef46 DM |
1053 | $cache = {} if !$cache; |
1054 | ||
b6cf0a66 DM |
1055 | my $scfg = storage_check_enabled($cfg, $storeid); |
1056 | ||
1dc01b9f | 1057 | return if $cache->{activated}->{$storeid}; |
b6cf0a66 | 1058 | |
1dc01b9f | 1059 | $cache->{uevent_seqnum} = uevent_seqnum() if !$cache->{uevent_seqnum}; |
b6cf0a66 | 1060 | |
1dc01b9f | 1061 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
b6cf0a66 | 1062 | |
1dc01b9f DM |
1063 | if ($scfg->{base}) { |
1064 | my ($baseid, undef) = parse_volume_id ($scfg->{base}); | |
f3d4ef46 DM |
1065 | activate_storage($cfg, $baseid, $cache); |
1066 | } | |
1067 | ||
1068 | if (!$plugin->check_connection($storeid, $scfg)) { | |
1069 | die "storage '$storeid' is not online\n"; | |
b6cf0a66 DM |
1070 | } |
1071 | ||
1dc01b9f DM |
1072 | $plugin->activate_storage($storeid, $scfg, $cache); |
1073 | ||
b6cf0a66 DM |
1074 | my $newseq = uevent_seqnum (); |
1075 | ||
1076 | # only call udevsettle if there are events | |
1dc01b9f | 1077 | if ($newseq > $cache->{uevent_seqnum}) { |
b6cf0a66 DM |
1078 | my $timeout = 30; |
1079 | system ("$UDEVADM settle --timeout=$timeout"); # ignore errors | |
1dc01b9f | 1080 | $cache->{uevent_seqnum} = $newseq; |
b6cf0a66 DM |
1081 | } |
1082 | ||
1dc01b9f | 1083 | $cache->{activated}->{$storeid} = 1; |
b6cf0a66 DM |
1084 | } |
1085 | ||
1086 | sub activate_storage_list { | |
1dc01b9f | 1087 | my ($cfg, $storeid_list, $cache) = @_; |
b6cf0a66 | 1088 | |
1dc01b9f | 1089 | $cache = {} if !$cache; |
b6cf0a66 DM |
1090 | |
1091 | foreach my $storeid (@$storeid_list) { | |
f3d4ef46 | 1092 | activate_storage($cfg, $storeid, $cache); |
b6cf0a66 DM |
1093 | } |
1094 | } | |
1095 | ||
1dc01b9f DM |
1096 | sub deactivate_storage { |
1097 | my ($cfg, $storeid) = @_; | |
1098 | ||
1099 | my $scfg = storage_config ($cfg, $storeid); | |
1100 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 1101 | |
1dc01b9f DM |
1102 | my $cache = {}; |
1103 | $plugin->deactivate_storage($storeid, $scfg, $cache); | |
b6cf0a66 DM |
1104 | } |
1105 | ||
1106 | sub activate_volumes { | |
02e797b8 | 1107 | my ($cfg, $vollist, $snapname) = @_; |
6703353b DM |
1108 | |
1109 | return if !($vollist && scalar(@$vollist)); | |
1110 | ||
b6cf0a66 DM |
1111 | my $storagehash = {}; |
1112 | foreach my $volid (@$vollist) { | |
1dc01b9f | 1113 | my ($storeid, undef) = parse_volume_id($volid); |
b6cf0a66 DM |
1114 | $storagehash->{$storeid} = 1; |
1115 | } | |
1116 | ||
1dc01b9f DM |
1117 | my $cache = {}; |
1118 | ||
1119 | activate_storage_list($cfg, [keys %$storagehash], $cache); | |
b6cf0a66 DM |
1120 | |
1121 | foreach my $volid (@$vollist) { | |
5521b580 | 1122 | my ($storeid, $volname) = parse_volume_id($volid); |
1dc01b9f DM |
1123 | my $scfg = storage_config($cfg, $storeid); |
1124 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
02e797b8 | 1125 | $plugin->activate_volume($storeid, $scfg, $volname, $snapname, $cache); |
b6cf0a66 DM |
1126 | } |
1127 | } | |
1128 | ||
1129 | sub deactivate_volumes { | |
02e797b8 | 1130 | my ($cfg, $vollist, $snapname) = @_; |
b6cf0a66 | 1131 | |
6703353b DM |
1132 | return if !($vollist && scalar(@$vollist)); |
1133 | ||
1dc01b9f DM |
1134 | my $cache = {}; |
1135 | ||
6703353b | 1136 | my @errlist = (); |
b6cf0a66 | 1137 | foreach my $volid (@$vollist) { |
1dc01b9f | 1138 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 | 1139 | |
1dc01b9f DM |
1140 | my $scfg = storage_config($cfg, $storeid); |
1141 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 1142 | |
1dc01b9f | 1143 | eval { |
02e797b8 | 1144 | $plugin->deactivate_volume($storeid, $scfg, $volname, $snapname, $cache); |
1dc01b9f DM |
1145 | }; |
1146 | if (my $err = $@) { | |
1147 | warn $err; | |
1148 | push @errlist, $volid; | |
b6cf0a66 DM |
1149 | } |
1150 | } | |
6703353b | 1151 | |
82fc923f | 1152 | die "volume deactivation failed: " . join(' ', @errlist) |
6703353b | 1153 | if scalar(@errlist); |
b6cf0a66 DM |
1154 | } |
1155 | ||
1a3459ac | 1156 | sub storage_info { |
856c54bd | 1157 | my ($cfg, $content, $includeformat) = @_; |
b6cf0a66 DM |
1158 | |
1159 | my $ids = $cfg->{ids}; | |
1160 | ||
1161 | my $info = {}; | |
ff3badd8 | 1162 | |
583c2802 | 1163 | my @ctypes = PVE::Tools::split_list($content); |
ff3badd8 | 1164 | |
b6cf0a66 DM |
1165 | my $slist = []; |
1166 | foreach my $storeid (keys %$ids) { | |
6ce4f724 | 1167 | my $storage_enabled = defined(storage_check_enabled($cfg, $storeid, undef, 1)); |
b6cf0a66 | 1168 | |
d73060be DM |
1169 | if (defined($content)) { |
1170 | my $want_ctype = 0; | |
1171 | foreach my $ctype (@ctypes) { | |
1172 | if ($ids->{$storeid}->{content}->{$ctype}) { | |
1173 | $want_ctype = 1; | |
1174 | last; | |
1175 | } | |
583c2802 | 1176 | } |
6ce4f724 | 1177 | next if !$want_ctype || !$storage_enabled; |
583c2802 | 1178 | } |
ff3badd8 | 1179 | |
b6cf0a66 DM |
1180 | my $type = $ids->{$storeid}->{type}; |
1181 | ||
1a3459ac | 1182 | $info->{$storeid} = { |
b6cf0a66 | 1183 | type => $type, |
1a3459ac DM |
1184 | total => 0, |
1185 | avail => 0, | |
1186 | used => 0, | |
04a2e4f3 | 1187 | shared => $ids->{$storeid}->{shared} ? 1 : 0, |
1dc01b9f | 1188 | content => PVE::Storage::Plugin::content_hash_to_string($ids->{$storeid}->{content}), |
b6cf0a66 | 1189 | active => 0, |
6ce4f724 | 1190 | enabled => $storage_enabled ? 1 : 0, |
b6cf0a66 DM |
1191 | }; |
1192 | ||
b6cf0a66 DM |
1193 | push @$slist, $storeid; |
1194 | } | |
1195 | ||
1dc01b9f | 1196 | my $cache = {}; |
b6cf0a66 | 1197 | |
b6cf0a66 DM |
1198 | foreach my $storeid (keys %$ids) { |
1199 | my $scfg = $ids->{$storeid}; | |
b43b073b | 1200 | |
b6cf0a66 | 1201 | next if !$info->{$storeid}; |
b43b073b | 1202 | next if !$info->{$storeid}->{enabled}; |
b6cf0a66 | 1203 | |
856c54bd DC |
1204 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
1205 | if ($includeformat) { | |
1206 | my $pd = $plugin->plugindata(); | |
1207 | $info->{$storeid}->{format} = $pd->{format} | |
1208 | if $pd->{format}; | |
1209 | $info->{$storeid}->{select_existing} = $pd->{select_existing} | |
1210 | if $pd->{select_existing}; | |
1211 | } | |
1212 | ||
f3d4ef46 DM |
1213 | eval { activate_storage($cfg, $storeid, $cache); }; |
1214 | if (my $err = $@) { | |
1215 | warn $err; | |
1216 | next; | |
1217 | } | |
1218 | ||
41aacc6c | 1219 | my ($total, $avail, $used, $active) = eval { $plugin->status($storeid, $scfg, $cache); }; |
7028645e | 1220 | warn $@ if $@; |
1dc01b9f | 1221 | next if !$active; |
ff3badd8 DM |
1222 | $info->{$storeid}->{total} = int($total); |
1223 | $info->{$storeid}->{avail} = int($avail); | |
1224 | $info->{$storeid}->{used} = int($used); | |
1dc01b9f | 1225 | $info->{$storeid}->{active} = $active; |
b6cf0a66 DM |
1226 | } |
1227 | ||
1228 | return $info; | |
1229 | } | |
1230 | ||
1231 | sub resolv_server { | |
1232 | my ($server) = @_; | |
1a3459ac | 1233 | |
c67daeac WB |
1234 | my ($packed_ip, $family); |
1235 | eval { | |
1236 | my @res = PVE::Tools::getaddrinfo_all($server); | |
1237 | $family = $res[0]->{family}; | |
1238 | $packed_ip = (PVE::Tools::unpack_sockaddr_in46($res[0]->{addr}))[2]; | |
1239 | }; | |
b6cf0a66 | 1240 | if (defined $packed_ip) { |
ee302b1c | 1241 | return Socket::inet_ntop($family, $packed_ip); |
b6cf0a66 DM |
1242 | } |
1243 | return undef; | |
1244 | } | |
1245 | ||
1246 | sub scan_nfs { | |
1247 | my ($server_in) = @_; | |
1248 | ||
1249 | my $server; | |
1250 | if (!($server = resolv_server ($server_in))) { | |
1251 | die "unable to resolve address for server '${server_in}'\n"; | |
1252 | } | |
1253 | ||
1254 | my $cmd = ['/sbin/showmount', '--no-headers', '--exports', $server]; | |
1255 | ||
1256 | my $res = {}; | |
f81372ac | 1257 | run_command($cmd, outfunc => sub { |
b6cf0a66 DM |
1258 | my $line = shift; |
1259 | ||
1260 | # note: howto handle white spaces in export path?? | |
1261 | if ($line =~ m!^(/\S+)\s+(.+)$!) { | |
1262 | $res->{$1} = $2; | |
1263 | } | |
1264 | }); | |
1265 | ||
1266 | return $res; | |
1267 | } | |
1268 | ||
4cab0acd WL |
1269 | sub scan_cifs { |
1270 | my ($server_in, $user, $password, $domain) = @_; | |
1271 | ||
436773fd TL |
1272 | my $server = resolv_server($server_in); |
1273 | die "unable to resolve address for server '${server_in}'\n" if !$server; | |
4cab0acd | 1274 | |
436773fd | 1275 | # we only support Windows 2012 and newer, so just use smb3 |
4cab0acd | 1276 | my $cmd = ['/usr/bin/smbclient', '-m', 'smb3', '-d', '0', '-L', $server]; |
fd55f51e | 1277 | push @$cmd, '-W', $domain if defined($domain); |
afaa98f1 | 1278 | |
8594155a | 1279 | push @$cmd, '-N' if !defined($password); |
afaa98f1 TL |
1280 | local $ENV{USER} = $user if defined($user); |
1281 | local $ENV{PASSWD} = $password if defined($password); | |
4cab0acd WL |
1282 | |
1283 | my $res = {}; | |
be18d6da | 1284 | my $err = ''; |
4cab0acd | 1285 | run_command($cmd, |
436773fd | 1286 | noerr => 1, |
be18d6da TL |
1287 | errfunc => sub { |
1288 | $err .= "$_[0]\n" | |
1289 | }, | |
436773fd TL |
1290 | outfunc => sub { |
1291 | my $line = shift; | |
1292 | if ($line =~ m/(\S+)\s*Disk\s*(\S*)/) { | |
1293 | $res->{$1} = $2; | |
c42d8655 TL |
1294 | } elsif ($line =~ m/(NT_STATUS_(\S+))/) { |
1295 | my $status = $1; | |
1296 | $err .= "unexpected status: $1\n" if uc($1) ne 'SUCCESS'; | |
436773fd TL |
1297 | } |
1298 | }, | |
4cab0acd | 1299 | ); |
d37729b9 TL |
1300 | # only die if we got no share, else it's just some followup check error |
1301 | # (like workgroup querying) | |
1302 | raise($err) if $err && !%$res; | |
4cab0acd WL |
1303 | |
1304 | return $res; | |
1305 | } | |
1306 | ||
584d97f6 DM |
1307 | sub scan_zfs { |
1308 | ||
3881e680 | 1309 | my $cmd = ['zfs', 'list', '-t', 'filesystem', '-Hp', '-o', 'name,avail,used']; |
584d97f6 DM |
1310 | |
1311 | my $res = []; | |
1312 | run_command($cmd, outfunc => sub { | |
1313 | my $line = shift; | |
1314 | ||
1315 | if ($line =~m/^(\S+)\s+(\S+)\s+(\S+)$/) { | |
3932390b | 1316 | my ($pool, $size_str, $used_str) = ($1, $2, $3); |
3881e680 AL |
1317 | my $size = $size_str + 0; |
1318 | my $used = $used_str + 0; | |
48e27f79 | 1319 | # ignore subvolumes generated by our ZFSPoolPlugin |
851658c3 WL |
1320 | return if $pool =~ m!/subvol-\d+-[^/]+$!; |
1321 | return if $pool =~ m!/basevol-\d+-[^/]+$!; | |
3932390b | 1322 | push @$res, { pool => $pool, size => $size, free => $size-$used }; |
584d97f6 DM |
1323 | } |
1324 | }); | |
1325 | ||
1326 | return $res; | |
1327 | } | |
1328 | ||
b6cf0a66 DM |
1329 | sub resolv_portal { |
1330 | my ($portal, $noerr) = @_; | |
1331 | ||
1689e627 WB |
1332 | my ($server, $port) = PVE::Tools::parse_host_and_port($portal); |
1333 | if ($server) { | |
b6cf0a66 DM |
1334 | if (my $ip = resolv_server($server)) { |
1335 | $server = $ip; | |
1689e627 | 1336 | $server = "[$server]" if $server =~ /^$IPV6RE$/; |
b6cf0a66 DM |
1337 | return $port ? "$server:$port" : $server; |
1338 | } | |
1339 | } | |
1340 | return undef if $noerr; | |
1341 | ||
1342 | raise_param_exc({ portal => "unable to resolve portal address '$portal'" }); | |
1343 | } | |
1344 | ||
b6cf0a66 DM |
1345 | |
1346 | sub scan_iscsi { | |
1347 | my ($portal_in) = @_; | |
1348 | ||
1349 | my $portal; | |
1dc01b9f | 1350 | if (!($portal = resolv_portal($portal_in))) { |
b6cf0a66 DM |
1351 | die "unable to parse/resolve portal address '${portal_in}'\n"; |
1352 | } | |
1353 | ||
1dc01b9f | 1354 | return PVE::Storage::ISCSIPlugin::iscsi_discovery($portal); |
b6cf0a66 DM |
1355 | } |
1356 | ||
1357 | sub storage_default_format { | |
1358 | my ($cfg, $storeid) = @_; | |
1359 | ||
1360 | my $scfg = storage_config ($cfg, $storeid); | |
1361 | ||
1dc01b9f | 1362 | return PVE::Storage::Plugin::default_format($scfg); |
b6cf0a66 DM |
1363 | } |
1364 | ||
1365 | sub vgroup_is_used { | |
1366 | my ($cfg, $vgname) = @_; | |
1367 | ||
1368 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1369 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1370 | if ($scfg->{type} eq 'lvm' && $scfg->{vgname} eq $vgname) { |
1371 | return 1; | |
1372 | } | |
1373 | } | |
1374 | ||
1375 | return undef; | |
1376 | } | |
1377 | ||
1378 | sub target_is_used { | |
1379 | my ($cfg, $target) = @_; | |
1380 | ||
1381 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1382 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1383 | if ($scfg->{type} eq 'iscsi' && $scfg->{target} eq $target) { |
1384 | return 1; | |
1385 | } | |
1386 | } | |
1387 | ||
1388 | return undef; | |
1389 | } | |
1390 | ||
1391 | sub volume_is_used { | |
1392 | my ($cfg, $volid) = @_; | |
1393 | ||
1394 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1395 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1396 | if ($scfg->{base} && $scfg->{base} eq $volid) { |
1397 | return 1; | |
1398 | } | |
1399 | } | |
1400 | ||
1401 | return undef; | |
1402 | } | |
1403 | ||
1404 | sub storage_is_used { | |
1405 | my ($cfg, $storeid) = @_; | |
1406 | ||
1407 | foreach my $sid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1408 | my $scfg = storage_config($cfg, $sid); |
b6cf0a66 | 1409 | next if !$scfg->{base}; |
1dc01b9f | 1410 | my ($st) = parse_volume_id($scfg->{base}); |
b6cf0a66 DM |
1411 | return 1 if $st && $st eq $storeid; |
1412 | } | |
1413 | ||
1414 | return undef; | |
1415 | } | |
1416 | ||
1417 | sub foreach_volid { | |
1418 | my ($list, $func) = @_; | |
1419 | ||
1420 | return if !$list; | |
1421 | ||
1422 | foreach my $sid (keys %$list) { | |
1423 | foreach my $info (@{$list->{$sid}}) { | |
1424 | my $volid = $info->{volid}; | |
1dc01b9f | 1425 | my ($sid1, $volname) = parse_volume_id($volid, 1); |
b6cf0a66 DM |
1426 | if ($sid1 && $sid1 eq $sid) { |
1427 | &$func ($volid, $sid, $info); | |
1428 | } else { | |
1429 | warn "detected strange volid '$volid' in volume list for '$sid'\n"; | |
1430 | } | |
1431 | } | |
1432 | } | |
1433 | } | |
1434 | ||
cd554b79 AA |
1435 | sub decompressor_info { |
1436 | my ($format, $comp) = @_; | |
1437 | ||
1438 | if ($format eq 'tgz' && !defined($comp)) { | |
1439 | ($format, $comp) = ('tar', 'gz'); | |
1440 | } | |
1441 | ||
1442 | my $decompressor = { | |
1443 | tar => { | |
1444 | gz => ['tar', '-z'], | |
1445 | lzo => ['tar', '--lzop'], | |
014d36db | 1446 | zst => ['tar', '--zstd'], |
cd554b79 AA |
1447 | }, |
1448 | vma => { | |
1449 | gz => ['zcat'], | |
1450 | lzo => ['lzop', '-d', '-c'], | |
014d36db | 1451 | zst => ['zstd', '-q', '-d', '-c'], |
cd554b79 AA |
1452 | }, |
1453 | }; | |
1454 | ||
1455 | die "ERROR: archive format not defined\n" | |
1456 | if !defined($decompressor->{$format}); | |
1457 | ||
1207620c TL |
1458 | my $decomp; |
1459 | $decomp = $decompressor->{$format}->{$comp} if $comp; | |
cd554b79 AA |
1460 | |
1461 | my $info = { | |
1462 | format => $format, | |
1463 | compression => $comp, | |
1464 | decompressor => $decomp, | |
1465 | }; | |
1466 | ||
1467 | return $info; | |
1468 | } | |
1469 | ||
1470 | sub archive_info { | |
1471 | my ($archive) = shift; | |
1472 | my $info; | |
1473 | ||
1474 | my $volid = basename($archive); | |
28be2a43 | 1475 | if ($volid =~ /^(vzdump-(lxc|openvz|qemu)-.+\.(tgz$|tar|vma)(?:\.(${\PVE::Storage::Plugin::COMPRESSOR_RE}))?)$/) { |
e34afeb1 FE |
1476 | my $filename = "$1"; # untaint |
1477 | my ($type, $format, $comp) = ($2, $3, $4); | |
fb821c18 FE |
1478 | my $format_re = defined($comp) ? "$format.$comp" : "$format"; |
1479 | $info = decompressor_info($format, $comp); | |
e34afeb1 | 1480 | $info->{filename} = $filename; |
fb821c18 FE |
1481 | $info->{type} = $type; |
1482 | ||
e34afeb1 FE |
1483 | if ($volid =~ /^(vzdump-${type}-([1-9][0-9]{2,8})-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2}))\.${format_re}$/) { |
1484 | $info->{logfilename} = "$1.log"; | |
1485 | $info->{vmid} = int($2); | |
b1ddc54a | 1486 | $info->{ctime} = timelocal($8, $7, $6, $5, $4 - 1, $3); |
fb821c18 FE |
1487 | $info->{is_std_name} = 1; |
1488 | } else { | |
1489 | $info->{is_std_name} = 0; | |
1490 | } | |
cd554b79 | 1491 | } else { |
bf5af0fb | 1492 | die "ERROR: couldn't determine archive info from '$archive'\n"; |
cd554b79 AA |
1493 | } |
1494 | ||
1495 | return $info; | |
1496 | } | |
1497 | ||
35a39532 FE |
1498 | sub archive_remove { |
1499 | my ($archive_path) = @_; | |
1500 | ||
1501 | my $dirname = dirname($archive_path); | |
1502 | my $archive_info = eval { archive_info($archive_path) } // {}; | |
1503 | my $logfn = $archive_info->{logfilename}; | |
1504 | ||
1505 | unlink $archive_path or die "removing archive $archive_path failed: $!\n"; | |
1506 | ||
1507 | if (defined($logfn)) { | |
1508 | my $logpath = "$dirname/$logfn"; | |
1509 | if (-e $logpath) { | |
1510 | unlink $logpath or warn "removing log file $logpath failed: $!\n"; | |
1511 | } | |
1512 | } | |
1513 | } | |
1514 | ||
8898dd7b FG |
1515 | sub extract_vzdump_config_tar { |
1516 | my ($archive, $conf_re) = @_; | |
1517 | ||
1518 | die "ERROR: file '$archive' does not exist\n" if ! -f $archive; | |
1519 | ||
1520 | my $pid = open(my $fh, '-|', 'tar', 'tf', $archive) || | |
1521 | die "unable to open file '$archive'\n"; | |
1522 | ||
1523 | my $file; | |
1524 | while (defined($file = <$fh>)) { | |
086c4bf1 | 1525 | if ($file =~ $conf_re) { |
8898dd7b FG |
1526 | $file = $1; # untaint |
1527 | last; | |
1528 | } | |
1529 | } | |
1530 | ||
1531 | kill 15, $pid; | |
1532 | waitpid $pid, 0; | |
1533 | close $fh; | |
1534 | ||
1535 | die "ERROR: archive contains no configuration file\n" if !$file; | |
1536 | chomp $file; | |
1537 | ||
1538 | my $raw = ''; | |
1539 | my $out = sub { | |
1540 | my $output = shift; | |
1541 | $raw .= "$output\n"; | |
1542 | }; | |
1543 | ||
63e89295 | 1544 | run_command(['tar', '-xpOf', $archive, $file, '--occurrence'], outfunc => $out); |
8898dd7b FG |
1545 | |
1546 | return wantarray ? ($raw, $file) : $raw; | |
1547 | } | |
1548 | ||
1549 | sub extract_vzdump_config_vma { | |
1550 | my ($archive, $comp) = @_; | |
1551 | ||
8898dd7b | 1552 | my $raw = ''; |
63e89295 | 1553 | my $out = sub { $raw .= "$_[0]\n"; }; |
8898dd7b | 1554 | |
cd554b79 AA |
1555 | my $info = archive_info($archive); |
1556 | $comp //= $info->{compression}; | |
1557 | my $decompressor = $info->{decompressor}; | |
1558 | ||
8898dd7b | 1559 | if ($comp) { |
63e89295 | 1560 | my $cmd = [ [@$decompressor, $archive], ["vma", "config", "-"] ]; |
8898dd7b | 1561 | |
63e89295 | 1562 | # lzop/zcat exits with 1 when the pipe is closed early by vma, detect this and ignore the exit code later |
8898dd7b FG |
1563 | my $broken_pipe; |
1564 | my $errstring; | |
1565 | my $err = sub { | |
1566 | my $output = shift; | |
014d36db | 1567 | if ($output =~ m/lzop: Broken pipe: <stdout>/ || $output =~ m/gzip: stdout: Broken pipe/ || $output =~ m/zstd: error 70 : Write error : Broken pipe/) { |
8898dd7b FG |
1568 | $broken_pipe = 1; |
1569 | } elsif (!defined ($errstring) && $output !~ m/^\s*$/) { | |
1570 | $errstring = "Failed to extract config from VMA archive: $output\n"; | |
1571 | } | |
1572 | }; | |
1573 | ||
63e89295 | 1574 | my $rc = eval { run_command($cmd, outfunc => $out, errfunc => $err, noerr => 1) }; |
8898dd7b FG |
1575 | my $rerr = $@; |
1576 | ||
63e89295 TL |
1577 | $broken_pipe ||= $rc == 141; # broken pipe from vma POV |
1578 | ||
1579 | if (!$errstring && !$broken_pipe && $rc != 0) { | |
8898dd7b FG |
1580 | die "$rerr\n" if $rerr; |
1581 | die "config extraction failed with exit code $rc\n"; | |
1582 | } | |
1583 | die "$errstring\n" if $errstring; | |
1584 | } else { | |
63e89295 | 1585 | run_command(["vma", "config", $archive], outfunc => $out); |
8898dd7b FG |
1586 | } |
1587 | ||
1588 | return wantarray ? ($raw, undef) : $raw; | |
1589 | } | |
1590 | ||
1591 | sub extract_vzdump_config { | |
1592 | my ($cfg, $volid) = @_; | |
1593 | ||
c855ac15 DM |
1594 | my ($storeid, $volname) = parse_volume_id($volid); |
1595 | if (defined($storeid)) { | |
1596 | my $scfg = storage_config($cfg, $storeid); | |
1597 | if ($scfg->{type} eq 'pbs') { | |
1598 | storage_check_enabled($cfg, $storeid); | |
1599 | return PVE::Storage::PBSPlugin->extract_vzdump_config($scfg, $volname, $storeid); | |
1600 | } | |
1601 | } | |
1602 | ||
8898dd7b | 1603 | my $archive = abs_filesystem_path($cfg, $volid); |
cd554b79 AA |
1604 | my $info = archive_info($archive); |
1605 | my $format = $info->{format}; | |
1606 | my $comp = $info->{compression}; | |
1607 | my $type = $info->{type}; | |
8898dd7b | 1608 | |
cd554b79 | 1609 | if ($type eq 'lxc' || $type eq 'openvz') { |
086c4bf1 | 1610 | return extract_vzdump_config_tar($archive, qr!^(\./etc/vzdump/(pct|vps)\.conf)$!); |
cd554b79 | 1611 | } elsif ($type eq 'qemu') { |
8898dd7b FG |
1612 | if ($format eq 'tar') { |
1613 | return extract_vzdump_config_tar($archive, qr!\(\./qemu-server\.conf\)!); | |
1614 | } else { | |
1615 | return extract_vzdump_config_vma($archive, $comp); | |
1616 | } | |
1617 | } else { | |
1618 | die "cannot determine backup guest type for backup archive '$volid'\n"; | |
1619 | } | |
1620 | } | |
1621 | ||
8f26b391 FE |
1622 | sub prune_backups { |
1623 | my ($cfg, $storeid, $keep, $vmid, $type, $dryrun, $logfunc) = @_; | |
1624 | ||
1625 | my $scfg = storage_config($cfg, $storeid); | |
1626 | die "storage '$storeid' does not support backups\n" if !$scfg->{content}->{backup}; | |
1627 | ||
1628 | if (!defined($keep)) { | |
1629 | die "no prune-backups options configured for storage '$storeid'\n" | |
1630 | if !defined($scfg->{'prune-backups'}); | |
1631 | $keep = PVE::JSONSchema::parse_property_string('prune-backups', $scfg->{'prune-backups'}); | |
1632 | } | |
1633 | ||
1634 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1635 | return $plugin->prune_backups($scfg, $storeid, $keep, $vmid, $type, $dryrun, $logfunc); | |
1636 | } | |
1637 | ||
1638 | my $prune_mark = sub { | |
1639 | my ($prune_entries, $keep_count, $id_func) = @_; | |
1640 | ||
1641 | return if !$keep_count; | |
1642 | ||
1643 | my $already_included = {}; | |
1644 | my $newly_included = {}; | |
1645 | ||
1646 | foreach my $prune_entry (@{$prune_entries}) { | |
1647 | my $mark = $prune_entry->{mark}; | |
1648 | my $id = $id_func->($prune_entry->{ctime}); | |
10dfeb9e FE |
1649 | $already_included->{$id} = 1 if defined($mark) && $mark eq 'keep'; |
1650 | } | |
8f26b391 | 1651 | |
10dfeb9e FE |
1652 | foreach my $prune_entry (@{$prune_entries}) { |
1653 | my $mark = $prune_entry->{mark}; | |
1654 | my $id = $id_func->($prune_entry->{ctime}); | |
8f26b391 | 1655 | |
10dfeb9e | 1656 | next if defined($mark) || $already_included->{$id}; |
8f26b391 FE |
1657 | |
1658 | if (!$newly_included->{$id}) { | |
1659 | last if scalar(keys %{$newly_included}) >= $keep_count; | |
1660 | $newly_included->{$id} = 1; | |
1661 | $prune_entry->{mark} = 'keep'; | |
1662 | } else { | |
1663 | $prune_entry->{mark} = 'remove'; | |
1664 | } | |
1665 | } | |
1666 | }; | |
1667 | ||
1668 | sub prune_mark_backup_group { | |
1669 | my ($backup_group, $keep) = @_; | |
1670 | ||
1b87f013 FE |
1671 | my $keep_all = delete $keep->{'keep-all'}; |
1672 | ||
1673 | if ($keep_all || !scalar(grep {$_ > 0} values %{$keep})) { | |
1674 | $keep = { 'keep-all' => 1 } if $keep_all; | |
f514181d FE |
1675 | foreach my $prune_entry (@{$backup_group}) { |
1676 | $prune_entry->{mark} = 'keep'; | |
1677 | } | |
1678 | return; | |
1679 | } | |
1680 | ||
8f26b391 FE |
1681 | my $prune_list = [ sort { $b->{ctime} <=> $a->{ctime} } @{$backup_group} ]; |
1682 | ||
1683 | $prune_mark->($prune_list, $keep->{'keep-last'}, sub { | |
1684 | my ($ctime) = @_; | |
1685 | return $ctime; | |
1686 | }); | |
1687 | $prune_mark->($prune_list, $keep->{'keep-hourly'}, sub { | |
1688 | my ($ctime) = @_; | |
1689 | my (undef, undef, $hour, $day, $month, $year) = localtime($ctime); | |
1690 | return "$hour/$day/$month/$year"; | |
1691 | }); | |
1692 | $prune_mark->($prune_list, $keep->{'keep-daily'}, sub { | |
1693 | my ($ctime) = @_; | |
1694 | my (undef, undef, undef, $day, $month, $year) = localtime($ctime); | |
1695 | return "$day/$month/$year"; | |
1696 | }); | |
1697 | $prune_mark->($prune_list, $keep->{'keep-weekly'}, sub { | |
1698 | my ($ctime) = @_; | |
1699 | my ($sec, $min, $hour, $day, $month, $year) = localtime($ctime); | |
1700 | my $iso_week = int(strftime("%V", $sec, $min, $hour, $day, $month - 1, $year - 1900)); | |
1701 | my $iso_week_year = int(strftime("%G", $sec, $min, $hour, $day, $month - 1, $year - 1900)); | |
1702 | return "$iso_week/$iso_week_year"; | |
1703 | }); | |
1704 | $prune_mark->($prune_list, $keep->{'keep-monthly'}, sub { | |
1705 | my ($ctime) = @_; | |
1706 | my (undef, undef, undef, undef, $month, $year) = localtime($ctime); | |
1707 | return "$month/$year"; | |
1708 | }); | |
1709 | $prune_mark->($prune_list, $keep->{'keep-yearly'}, sub { | |
1710 | my ($ctime) = @_; | |
1711 | my $year = (localtime($ctime))[5]; | |
1712 | return "$year"; | |
1713 | }); | |
1714 | ||
1715 | foreach my $prune_entry (@{$prune_list}) { | |
1716 | $prune_entry->{mark} //= 'remove'; | |
1717 | } | |
1718 | } | |
1719 | ||
47f37b53 WB |
1720 | sub volume_export { |
1721 | my ($cfg, $fh, $volid, $format, $snapshot, $base_snapshot, $with_snapshots) = @_; | |
1722 | ||
1723 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
1724 | die "cannot export volume '$volid'\n" if !$storeid; | |
1725 | my $scfg = storage_config($cfg, $storeid); | |
1726 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1727 | return $plugin->volume_export($scfg, $storeid, $fh, $volname, $format, | |
1728 | $snapshot, $base_snapshot, $with_snapshots); | |
1729 | } | |
1730 | ||
1731 | sub volume_import { | |
a97d3ee4 | 1732 | my ($cfg, $fh, $volid, $format, $base_snapshot, $with_snapshots, $allow_rename) = @_; |
47f37b53 WB |
1733 | |
1734 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
1735 | die "cannot import into volume '$volid'\n" if !$storeid; | |
1736 | my $scfg = storage_config($cfg, $storeid); | |
1737 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1738 | return $plugin->volume_import($scfg, $storeid, $fh, $volname, $format, | |
a97d3ee4 | 1739 | $base_snapshot, $with_snapshots, $allow_rename) // $volid; |
47f37b53 WB |
1740 | } |
1741 | ||
d390328b WB |
1742 | sub volume_export_formats { |
1743 | my ($cfg, $volid, $snapshot, $base_snapshot, $with_snapshots) = @_; | |
1744 | ||
1745 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
1746 | return if !$storeid; | |
1747 | my $scfg = storage_config($cfg, $storeid); | |
1748 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1749 | return $plugin->volume_export_formats($scfg, $storeid, $volname, | |
ae36189d WB |
1750 | $snapshot, $base_snapshot, |
1751 | $with_snapshots); | |
d390328b WB |
1752 | } |
1753 | ||
1754 | sub volume_import_formats { | |
1755 | my ($cfg, $volid, $base_snapshot, $with_snapshots) = @_; | |
1756 | ||
1757 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
1758 | return if !$storeid; | |
1759 | my $scfg = storage_config($cfg, $storeid); | |
1760 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1761 | return $plugin->volume_import_formats($scfg, $storeid, $volname, | |
1762 | $base_snapshot, $with_snapshots); | |
1763 | } | |
1764 | ||
1765 | sub volume_transfer_formats { | |
1766 | my ($cfg, $src_volid, $dst_volid, $snapshot, $base_snapshot, $with_snapshots) = @_; | |
1767 | my @export_formats = volume_export_formats($cfg, $src_volid, $snapshot, $base_snapshot, $with_snapshots); | |
1768 | my @import_formats = volume_import_formats($cfg, $dst_volid, $base_snapshot, $with_snapshots); | |
1769 | my %import_hash = map { $_ => 1 } @import_formats; | |
1770 | my @common = grep { $import_hash{$_} } @export_formats; | |
1771 | return @common; | |
1772 | } | |
1773 | ||
a97d3ee4 FE |
1774 | sub volume_imported_message { |
1775 | my ($volid, $want_pattern) = @_; | |
1776 | ||
1777 | if ($want_pattern) { | |
1778 | return qr/successfully imported '([^']*)'$/; | |
1779 | } else { | |
1780 | return "successfully imported '$volid'\n"; | |
1781 | } | |
1782 | } | |
1783 | ||
f7621c01 DM |
1784 | # bash completion helper |
1785 | ||
1786 | sub complete_storage { | |
746e530f | 1787 | my ($cmdname, $pname, $cvalue) = @_; |
f7621c01 | 1788 | |
746e530f | 1789 | my $cfg = PVE::Storage::config(); |
180c8b02 | 1790 | |
746e530f | 1791 | return $cmdname eq 'add' ? [] : [ PVE::Storage::storage_ids($cfg) ]; |
f7621c01 DM |
1792 | } |
1793 | ||
1794 | sub complete_storage_enabled { | |
746e530f | 1795 | my ($cmdname, $pname, $cvalue) = @_; |
f7621c01 | 1796 | |
746e530f | 1797 | my $res = []; |
f7621c01 | 1798 | |
746e530f DM |
1799 | my $cfg = PVE::Storage::config(); |
1800 | foreach my $sid (keys %{$cfg->{ids}}) { | |
1801 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
1802 | push @$res, $sid; | |
1803 | } | |
1804 | return $res; | |
f7621c01 DM |
1805 | } |
1806 | ||
98437f4c DM |
1807 | sub complete_content_type { |
1808 | my ($cmdname, $pname, $cvalue) = @_; | |
1809 | ||
7c7ae12f | 1810 | return [qw(rootdir images vztmpl iso backup snippets)]; |
98437f4c DM |
1811 | } |
1812 | ||
bf7aed26 DM |
1813 | sub complete_volume { |
1814 | my ($cmdname, $pname, $cvalue) = @_; | |
1815 | ||
1816 | my $cfg = config(); | |
1817 | ||
1818 | my $storage_list = complete_storage_enabled(); | |
1819 | ||
b70b0c58 DM |
1820 | if ($cvalue =~ m/^([^:]+):/) { |
1821 | $storage_list = [ $1 ]; | |
1822 | } else { | |
1823 | if (scalar(@$storage_list) > 1) { | |
1824 | # only list storage IDs to avoid large listings | |
1825 | my $res = []; | |
1826 | foreach my $storeid (@$storage_list) { | |
1827 | # Hack: simply return 2 artificial values, so that | |
1828 | # completions does not finish | |
1829 | push @$res, "$storeid:volname", "$storeid:..."; | |
1830 | } | |
1831 | return $res; | |
1832 | } | |
1833 | } | |
1834 | ||
bf7aed26 DM |
1835 | my $res = []; |
1836 | foreach my $storeid (@$storage_list) { | |
1837 | my $vollist = PVE::Storage::volume_list($cfg, $storeid); | |
1838 | ||
1839 | foreach my $item (@$vollist) { | |
1840 | push @$res, $item->{volid}; | |
1841 | } | |
1842 | } | |
1843 | ||
1844 | return $res; | |
1845 | } | |
1846 | ||
9edb99a5 WB |
1847 | # Various io-heavy operations require io/bandwidth limits which can be |
1848 | # configured on multiple levels: The global defaults in datacenter.cfg, and | |
1849 | # per-storage overrides. When we want to do a restore from storage A to storage | |
1850 | # B, we should take the smaller limit defined for storages A and B, and if no | |
1851 | # such limit was specified, use the one from datacenter.cfg. | |
1852 | sub get_bandwidth_limit { | |
1853 | my ($operation, $storage_list, $override) = @_; | |
1854 | ||
1855 | # called for each limit (global, per-storage) with the 'default' and the | |
1856 | # $operation limit and should udpate $override for every limit affecting | |
1857 | # us. | |
1858 | my $use_global_limits = 0; | |
1859 | my $apply_limit = sub { | |
1860 | my ($bwlimit) = @_; | |
1861 | if (defined($bwlimit)) { | |
1862 | my $limits = PVE::JSONSchema::parse_property_string('bwlimit', $bwlimit); | |
1863 | my $limit = $limits->{$operation} // $limits->{default}; | |
1864 | if (defined($limit)) { | |
1865 | if (!$override || $limit < $override) { | |
1866 | $override = $limit; | |
1867 | } | |
1868 | return; | |
1869 | } | |
1870 | } | |
1871 | # If there was no applicable limit, try to apply the global ones. | |
1872 | $use_global_limits = 1; | |
1873 | }; | |
1874 | ||
77445e9b WB |
1875 | my ($rpcenv, $authuser); |
1876 | if (defined($override)) { | |
1877 | $rpcenv = PVE::RPCEnvironment->get(); | |
1878 | $authuser = $rpcenv->get_user(); | |
1879 | } | |
9edb99a5 WB |
1880 | |
1881 | # Apply per-storage limits - if there are storages involved. | |
074bdd35 | 1882 | if (defined($storage_list) && @$storage_list) { |
9edb99a5 WB |
1883 | my $config = config(); |
1884 | ||
1885 | # The Datastore.Allocate permission allows us to modify the per-storage | |
1886 | # limits, therefore it also allows us to override them. | |
1887 | # Since we have most likely multiple storages to check, do a quick check on | |
1888 | # the general '/storage' path to see if we can skip the checks entirely: | |
77445e9b | 1889 | return $override if $rpcenv && $rpcenv->check($authuser, '/storage', ['Datastore.Allocate'], 1); |
9edb99a5 WB |
1890 | |
1891 | my %done; | |
1892 | foreach my $storage (@$storage_list) { | |
396aedff | 1893 | next if !defined($storage); |
9edb99a5 WB |
1894 | # Avoid duplicate checks: |
1895 | next if $done{$storage}; | |
1896 | $done{$storage} = 1; | |
1897 | ||
1898 | # Otherwise we may still have individual /storage/$ID permissions: | |
77445e9b | 1899 | if (!$rpcenv || !$rpcenv->check($authuser, "/storage/$storage", ['Datastore.Allocate'], 1)) { |
9edb99a5 WB |
1900 | # And if not: apply the limits. |
1901 | my $storecfg = storage_config($config, $storage); | |
1902 | $apply_limit->($storecfg->{bwlimit}); | |
1903 | } | |
1904 | } | |
1905 | ||
1906 | # Storage limits take precedence over the datacenter defaults, so if | |
1907 | # a limit was applied: | |
1908 | return $override if !$use_global_limits; | |
1909 | } | |
1910 | ||
1911 | # Sys.Modify on '/' means we can change datacenter.cfg which contains the | |
1912 | # global default limits. | |
77445e9b | 1913 | if (!$rpcenv || !$rpcenv->check($authuser, '/', ['Sys.Modify'], 1)) { |
9edb99a5 WB |
1914 | # So if we cannot modify global limits, apply them to our currently |
1915 | # requested override. | |
1916 | my $dc = cfs_read_file('datacenter.cfg'); | |
1917 | $apply_limit->($dc->{bwlimit}); | |
1918 | } | |
1919 | ||
1920 | return $override; | |
1921 | } | |
1922 | ||
76c1e57b | 1923 | # checks if the storage id is available and dies if not |
9280153e TL |
1924 | sub assert_sid_unused { |
1925 | my ($sid) = @_; | |
76c1e57b DC |
1926 | |
1927 | my $cfg = config(); | |
9280153e TL |
1928 | if (my $scfg = storage_config($cfg, $sid, 1)) { |
1929 | die "storage ID '$sid' already defined\n"; | |
76c1e57b DC |
1930 | } |
1931 | ||
1932 | return undef; | |
1933 | } | |
1934 | ||
b6cf0a66 | 1935 | 1; |