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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; |
b6cf0a66 DM |
11 | use File::Basename; |
12 | use File::Path; | |
b6cf0a66 | 13 | use Cwd 'abs_path'; |
7a2d5c1a | 14 | use Socket; |
b6cf0a66 | 15 | |
4dee23d3 | 16 | use PVE::Tools qw(run_command file_read_firstline dir_glob_foreach $IPV6RE); |
83d7192f | 17 | use PVE::Cluster qw(cfs_read_file cfs_write_file cfs_lock_file); |
2f08fb4b | 18 | use PVE::DataCenterConfig; |
b6cf0a66 DM |
19 | use PVE::Exception qw(raise_param_exc); |
20 | use PVE::JSONSchema; | |
21 | use PVE::INotify; | |
88c3abaf | 22 | use PVE::RPCEnvironment; |
65bb9859 | 23 | use PVE::SSHInfo; |
b6cf0a66 | 24 | |
1dc01b9f DM |
25 | use PVE::Storage::Plugin; |
26 | use PVE::Storage::DirPlugin; | |
27 | use PVE::Storage::LVMPlugin; | |
610798bc | 28 | use PVE::Storage::LvmThinPlugin; |
1dc01b9f | 29 | use PVE::Storage::NFSPlugin; |
d7875239 | 30 | use PVE::Storage::CIFSPlugin; |
1dc01b9f | 31 | use PVE::Storage::ISCSIPlugin; |
0509010d | 32 | use PVE::Storage::RBDPlugin; |
e34ce144 | 33 | use PVE::Storage::CephFSPlugin; |
86616554 | 34 | use PVE::Storage::ISCSIDirectPlugin; |
f4648aef | 35 | use PVE::Storage::GlusterfsPlugin; |
85fda4dd | 36 | use PVE::Storage::ZFSPoolPlugin; |
4f914e6e | 37 | use PVE::Storage::ZFSPlugin; |
14770890 | 38 | use PVE::Storage::DRBDPlugin; |
b6cf0a66 | 39 | |
4dee23d3 | 40 | # Storage API version. Icrement it on changes in storage API interface. |
c2fc9fbe | 41 | use constant APIVER => 3; |
042dd4be WB |
42 | # Age is the number of versions we're backward compatible with. |
43 | # This is like having 'current=APIVER' and age='APIAGE' in libtool, | |
44 | # see https://www.gnu.org/software/libtool/manual/html_node/Libtool-versioning.html | |
c2fc9fbe | 45 | use constant APIAGE => 2; |
4dee23d3 DP |
46 | |
47 | # load standard plugins | |
1dc01b9f DM |
48 | PVE::Storage::DirPlugin->register(); |
49 | PVE::Storage::LVMPlugin->register(); | |
610798bc | 50 | PVE::Storage::LvmThinPlugin->register(); |
1dc01b9f | 51 | PVE::Storage::NFSPlugin->register(); |
d7875239 | 52 | PVE::Storage::CIFSPlugin->register(); |
1dc01b9f | 53 | PVE::Storage::ISCSIPlugin->register(); |
0509010d | 54 | PVE::Storage::RBDPlugin->register(); |
e34ce144 | 55 | PVE::Storage::CephFSPlugin->register(); |
86616554 | 56 | PVE::Storage::ISCSIDirectPlugin->register(); |
f4648aef | 57 | PVE::Storage::GlusterfsPlugin->register(); |
85fda4dd | 58 | PVE::Storage::ZFSPoolPlugin->register(); |
4f914e6e | 59 | PVE::Storage::ZFSPlugin->register(); |
14770890 | 60 | PVE::Storage::DRBDPlugin->register(); |
4dee23d3 DP |
61 | |
62 | # load third-party plugins | |
63 | if ( -d '/usr/share/perl5/PVE/Storage/Custom' ) { | |
64 | dir_glob_foreach('/usr/share/perl5/PVE/Storage/Custom', '.*\.pm$', sub { | |
65 | my ($file) = @_; | |
66 | my $modname = 'PVE::Storage::Custom::' . $file; | |
67 | $modname =~ s!\.pm$!!; | |
68 | $file = 'PVE/Storage/Custom/' . $file; | |
69 | ||
70 | eval { | |
71 | require $file; | |
042dd4be WB |
72 | |
73 | # Check perl interface: | |
74 | die "not derived from PVE::Storage::Plugin\n" | |
75 | if !$modname->isa('PVE::Storage::Plugin'); | |
76 | die "does not provide an api() method\n" | |
77 | if !$modname->can('api'); | |
78 | # Check storage API version and that file is really storage plugin. | |
79 | my $version = $modname->api(); | |
a0908caa | 80 | die "implements an API version newer than current ($version > " . APIVER . ")\n" |
042dd4be | 81 | if $version > APIVER; |
a0908caa TL |
82 | my $min_version = (APIVER - APIAGE); |
83 | die "API version too old, please update the plugin ($version < $min_version)\n" | |
84 | if $version < $min_version; | |
042dd4be WB |
85 | import $file; |
86 | $modname->register(); | |
87 | ||
88 | # If we got this far and the API version is not the same, make some | |
89 | # noise: | |
90 | warn "Plugin \"$modname\" is implementing an older storage API, an upgrade is recommended\n" | |
91 | if $version != APIVER; | |
4dee23d3 DP |
92 | }; |
93 | if ($@) { | |
042dd4be | 94 | warn "Error loading storage plugin \"$modname\": $@"; |
4dee23d3 DP |
95 | } |
96 | }); | |
97 | } | |
98 | ||
99 | # initialize all plugins | |
1dc01b9f | 100 | PVE::Storage::Plugin->init(); |
b6cf0a66 | 101 | |
1dc01b9f | 102 | my $UDEVADM = '/sbin/udevadm'; |
b6cf0a66 | 103 | |
b295e05e | 104 | our $iso_extension_re = qr/\.(?:iso|img)/i; |
4c693491 | 105 | |
1dc01b9f | 106 | # PVE::Storage utility functions |
b6cf0a66 DM |
107 | |
108 | sub config { | |
109 | return cfs_read_file("storage.cfg"); | |
110 | } | |
111 | ||
83d7192f FG |
112 | sub write_config { |
113 | my ($cfg) = @_; | |
114 | ||
115 | cfs_write_file('storage.cfg', $cfg); | |
116 | } | |
117 | ||
b6cf0a66 DM |
118 | sub lock_storage_config { |
119 | my ($code, $errmsg) = @_; | |
120 | ||
121 | cfs_lock_file("storage.cfg", undef, $code); | |
122 | my $err = $@; | |
123 | if ($err) { | |
124 | $errmsg ? die "$errmsg: $err" : die $err; | |
125 | } | |
126 | } | |
127 | ||
b6cf0a66 DM |
128 | sub storage_config { |
129 | my ($cfg, $storeid, $noerr) = @_; | |
130 | ||
82fc923f | 131 | die "no storage ID specified\n" if !$storeid; |
1a3459ac | 132 | |
b6cf0a66 DM |
133 | my $scfg = $cfg->{ids}->{$storeid}; |
134 | ||
481f6177 | 135 | die "storage '$storeid' does not exist\n" if (!$noerr && !$scfg); |
b6cf0a66 DM |
136 | |
137 | return $scfg; | |
138 | } | |
139 | ||
140 | sub storage_check_node { | |
141 | my ($cfg, $storeid, $node, $noerr) = @_; | |
142 | ||
1dc01b9f | 143 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
144 | |
145 | if ($scfg->{nodes}) { | |
146 | $node = PVE::INotify::nodename() if !$node || ($node eq 'localhost'); | |
147 | if (!$scfg->{nodes}->{$node}) { | |
da156fb3 | 148 | die "storage '$storeid' is not available on node '$node'\n" if !$noerr; |
b6cf0a66 DM |
149 | return undef; |
150 | } | |
151 | } | |
152 | ||
153 | return $scfg; | |
154 | } | |
155 | ||
156 | sub storage_check_enabled { | |
157 | my ($cfg, $storeid, $node, $noerr) = @_; | |
158 | ||
1dc01b9f | 159 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
160 | |
161 | if ($scfg->{disable}) { | |
162 | die "storage '$storeid' is disabled\n" if !$noerr; | |
163 | return undef; | |
164 | } | |
165 | ||
166 | return storage_check_node($cfg, $storeid, $node, $noerr); | |
167 | } | |
168 | ||
7118dd91 DM |
169 | # storage_can_replicate: |
170 | # return true if storage supports replication | |
171 | # (volumes alocated with vdisk_alloc() has replication feature) | |
172 | sub storage_can_replicate { | |
173 | my ($cfg, $storeid, $format) = @_; | |
174 | ||
175 | my $scfg = storage_config($cfg, $storeid); | |
176 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
177 | return $plugin->storage_can_replicate($scfg, $storeid, $format); | |
178 | } | |
179 | ||
b6cf0a66 DM |
180 | sub storage_ids { |
181 | my ($cfg) = @_; | |
182 | ||
1dc01b9f | 183 | return keys %{$cfg->{ids}}; |
b6cf0a66 DM |
184 | } |
185 | ||
1dc01b9f DM |
186 | sub file_size_info { |
187 | my ($filename, $timeout) = @_; | |
b6cf0a66 | 188 | |
1dc01b9f | 189 | return PVE::Storage::Plugin::file_size_info($filename, $timeout); |
b6cf0a66 DM |
190 | } |
191 | ||
20ccac1b AD |
192 | sub volume_size_info { |
193 | my ($cfg, $volid, $timeout) = @_; | |
194 | ||
f18199e5 DM |
195 | my ($storeid, $volname) = parse_volume_id($volid, 1); |
196 | if ($storeid) { | |
197 | my $scfg = storage_config($cfg, $storeid); | |
198 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
199 | return $plugin->volume_size_info($scfg, $storeid, $volname, $timeout); | |
200 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
201 | return file_size_info($volid, $timeout); | |
202 | } else { | |
203 | return 0; | |
204 | } | |
20ccac1b AD |
205 | } |
206 | ||
7e6c05dc AD |
207 | sub volume_resize { |
208 | my ($cfg, $volid, $size, $running) = @_; | |
209 | ||
210 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
211 | if ($storeid) { | |
212 | my $scfg = storage_config($cfg, $storeid); | |
213 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
214 | return $plugin->volume_resize($scfg, $storeid, $volname, $size, $running); | |
215 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 216 | die "resize file/device '$volid' is not possible\n"; |
7e6c05dc | 217 | } else { |
f824c722 | 218 | die "unable to parse volume ID '$volid'\n"; |
7e6c05dc AD |
219 | } |
220 | } | |
221 | ||
1597f1f9 WL |
222 | sub volume_rollback_is_possible { |
223 | my ($cfg, $volid, $snap) = @_; | |
e0852ba7 | 224 | |
1597f1f9 WL |
225 | my ($storeid, $volname) = parse_volume_id($volid, 1); |
226 | if ($storeid) { | |
227 | my $scfg = storage_config($cfg, $storeid); | |
228 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
229 | return $plugin->volume_rollback_is_possible($scfg, $storeid, $volname, $snap); | |
230 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 231 | die "snapshot rollback file/device '$volid' is not possible\n"; |
1597f1f9 | 232 | } else { |
f824c722 | 233 | die "unable to parse volume ID '$volid'\n"; |
1597f1f9 WL |
234 | } |
235 | } | |
236 | ||
db60719c | 237 | sub volume_snapshot { |
f5640e7d | 238 | my ($cfg, $volid, $snap) = @_; |
db60719c AD |
239 | |
240 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
241 | if ($storeid) { | |
242 | my $scfg = storage_config($cfg, $storeid); | |
243 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
f5640e7d | 244 | return $plugin->volume_snapshot($scfg, $storeid, $volname, $snap); |
db60719c | 245 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
f824c722 | 246 | die "snapshot file/device '$volid' is not possible\n"; |
db60719c | 247 | } else { |
f824c722 | 248 | die "unable to parse volume ID '$volid'\n"; |
db60719c AD |
249 | } |
250 | } | |
251 | ||
22a2a633 AD |
252 | sub volume_snapshot_rollback { |
253 | my ($cfg, $volid, $snap) = @_; | |
254 | ||
255 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
256 | if ($storeid) { | |
257 | my $scfg = storage_config($cfg, $storeid); | |
258 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b3f302c6 | 259 | $plugin->volume_rollback_is_possible($scfg, $storeid, $volname, $snap); |
22a2a633 AD |
260 | return $plugin->volume_snapshot_rollback($scfg, $storeid, $volname, $snap); |
261 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
f824c722 | 262 | die "snapshot rollback file/device '$volid' is not possible\n"; |
22a2a633 | 263 | } else { |
f824c722 | 264 | die "unable to parse volume ID '$volid'\n"; |
22a2a633 AD |
265 | } |
266 | } | |
267 | ||
5753c9d1 AD |
268 | sub volume_snapshot_delete { |
269 | my ($cfg, $volid, $snap, $running) = @_; | |
270 | ||
271 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
272 | if ($storeid) { | |
273 | my $scfg = storage_config($cfg, $storeid); | |
274 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
27cc55d4 | 275 | return $plugin->volume_snapshot_delete($scfg, $storeid, $volname, $snap, $running); |
5753c9d1 | 276 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
f824c722 | 277 | die "snapshot delete file/device '$volid' is not possible\n"; |
5753c9d1 | 278 | } else { |
f824c722 | 279 | die "unable to parse volume ID '$volid'\n"; |
5753c9d1 AD |
280 | } |
281 | } | |
282 | ||
99473759 AD |
283 | sub volume_has_feature { |
284 | my ($cfg, $feature, $volid, $snap, $running) = @_; | |
285 | ||
286 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
287 | if ($storeid) { | |
288 | my $scfg = storage_config($cfg, $storeid); | |
289 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
290 | return $plugin->volume_has_feature($scfg, $feature, $storeid, $volname, $snap, $running); | |
291 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { | |
292 | return undef; | |
293 | } else { | |
294 | return undef; | |
295 | } | |
296 | } | |
297 | ||
aefe82ea | 298 | sub volume_snapshot_list { |
8b622c2d | 299 | my ($cfg, $volid) = @_; |
aefe82ea WL |
300 | |
301 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
302 | if ($storeid) { | |
303 | my $scfg = storage_config($cfg, $storeid); | |
304 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
8b622c2d | 305 | return $plugin->volume_snapshot_list($scfg, $storeid, $volname); |
aefe82ea WL |
306 | } elsif ($volid =~ m|^(/.+)$| && -e $volid) { |
307 | die "send file/device '$volid' is not possible\n"; | |
308 | } else { | |
309 | die "unable to parse volume ID '$volid'\n"; | |
310 | } | |
311 | # return an empty array if dataset does not exist. | |
aefe82ea WL |
312 | } |
313 | ||
1dc01b9f DM |
314 | sub get_image_dir { |
315 | my ($cfg, $storeid, $vmid) = @_; | |
b6cf0a66 | 316 | |
1dc01b9f DM |
317 | my $scfg = storage_config($cfg, $storeid); |
318 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 319 | |
1dc01b9f | 320 | my $path = $plugin->get_subdir($scfg, 'images'); |
b6cf0a66 | 321 | |
1dc01b9f | 322 | return $vmid ? "$path/$vmid" : $path; |
b6cf0a66 DM |
323 | } |
324 | ||
1dc01b9f | 325 | sub get_private_dir { |
b6cf0a66 DM |
326 | my ($cfg, $storeid, $vmid) = @_; |
327 | ||
1dc01b9f DM |
328 | my $scfg = storage_config($cfg, $storeid); |
329 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 330 | |
1dc01b9f | 331 | my $path = $plugin->get_subdir($scfg, 'rootdir'); |
d22a6133 | 332 | |
1dc01b9f | 333 | return $vmid ? "$path/$vmid" : $path; |
d22a6133 DM |
334 | } |
335 | ||
b6cf0a66 DM |
336 | sub get_iso_dir { |
337 | my ($cfg, $storeid) = @_; | |
338 | ||
1dc01b9f DM |
339 | my $scfg = storage_config($cfg, $storeid); |
340 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 341 | |
1dc01b9f | 342 | return $plugin->get_subdir($scfg, 'iso'); |
b6cf0a66 DM |
343 | } |
344 | ||
345 | sub get_vztmpl_dir { | |
346 | my ($cfg, $storeid) = @_; | |
347 | ||
1dc01b9f DM |
348 | my $scfg = storage_config($cfg, $storeid); |
349 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 350 | |
1dc01b9f | 351 | return $plugin->get_subdir($scfg, 'vztmpl'); |
b6cf0a66 DM |
352 | } |
353 | ||
568de3d1 DM |
354 | sub get_backup_dir { |
355 | my ($cfg, $storeid) = @_; | |
356 | ||
1dc01b9f DM |
357 | my $scfg = storage_config($cfg, $storeid); |
358 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 359 | |
1dc01b9f | 360 | return $plugin->get_subdir($scfg, 'backup'); |
b6cf0a66 DM |
361 | } |
362 | ||
363 | # library implementation | |
364 | ||
b6cf0a66 DM |
365 | sub parse_vmid { |
366 | my $vmid = shift; | |
367 | ||
368 | die "VMID '$vmid' contains illegal characters\n" if $vmid !~ m/^\d+$/; | |
369 | ||
370 | return int($vmid); | |
371 | } | |
372 | ||
787624df FG |
373 | # NOTE: basename and basevmid are always undef for LVM-thin, where the |
374 | # clone -> base reference is not encoded in the volume ID. | |
375 | # see note in PVE::Storage::LvmThinPlugin for details. | |
ec4b0dc7 AD |
376 | sub parse_volname { |
377 | my ($cfg, $volid) = @_; | |
378 | ||
379 | my ($storeid, $volname) = parse_volume_id($volid); | |
380 | ||
381 | my $scfg = storage_config($cfg, $storeid); | |
382 | ||
383 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
a6f12626 DM |
384 | |
385 | # returns ($vtype, $name, $vmid, $basename, $basevmid, $isBase, $format) | |
386 | ||
ec4b0dc7 AD |
387 | return $plugin->parse_volname($volname); |
388 | } | |
389 | ||
b6cf0a66 DM |
390 | sub parse_volume_id { |
391 | my ($volid, $noerr) = @_; | |
392 | ||
a7f3d909 | 393 | return PVE::Storage::Plugin::parse_volume_id($volid, $noerr); |
b6cf0a66 DM |
394 | } |
395 | ||
04a13668 DM |
396 | # test if we have read access to volid |
397 | sub check_volume_access { | |
398 | my ($rpcenv, $user, $cfg, $vmid, $volid) = @_; | |
399 | ||
400 | my ($sid, $volname) = parse_volume_id($volid, 1); | |
401 | if ($sid) { | |
402 | my ($vtype, undef, $ownervm) = parse_volname($cfg, $volid); | |
403 | if ($vtype eq 'iso' || $vtype eq 'vztmpl') { | |
775fdc69 | 404 | # require at least read access to storage, (custom) templates/ISOs could be sensitive |
061b9ca6 | 405 | $rpcenv->check_any($user, "/storage/$sid", ['Datastore.AllocateSpace', 'Datastore.Audit']); |
04a13668 DM |
406 | } elsif (defined($ownervm) && defined($vmid) && ($ownervm == $vmid)) { |
407 | # we are owner - allow access | |
408 | } elsif ($vtype eq 'backup' && $ownervm) { | |
409 | $rpcenv->check($user, "/storage/$sid", ['Datastore.AllocateSpace']); | |
410 | $rpcenv->check($user, "/vms/$ownervm", ['VM.Backup']); | |
411 | } else { | |
412 | # allow if we are Datastore administrator | |
413 | $rpcenv->check($user, "/storage/$sid", ['Datastore.Allocate']); | |
414 | } | |
415 | } else { | |
416 | die "Only root can pass arbitrary filesystem paths." | |
417 | if $user ne 'root@pam'; | |
418 | } | |
419 | ||
420 | return undef; | |
421 | } | |
422 | ||
17fb7e42 FG |
423 | my $volume_is_base_and_used__no_lock = sub { |
424 | my ($scfg, $storeid, $plugin, $volname) = @_; | |
425 | ||
426 | my ($vtype, $name, $vmid, undef, undef, $isBase, undef) = | |
427 | $plugin->parse_volname($volname); | |
428 | ||
429 | if ($isBase) { | |
430 | my $vollist = $plugin->list_images($storeid, $scfg); | |
431 | foreach my $info (@$vollist) { | |
432 | my (undef, $tmpvolname) = parse_volume_id($info->{volid}); | |
433 | my $basename = undef; | |
434 | my $basevmid = undef; | |
435 | ||
436 | eval{ | |
437 | (undef, undef, undef, $basename, $basevmid) = | |
438 | $plugin->parse_volname($tmpvolname); | |
439 | }; | |
440 | ||
441 | if ($basename && defined($basevmid) && $basevmid == $vmid && $basename eq $name) { | |
442 | return 1; | |
443 | } | |
444 | } | |
445 | } | |
446 | return 0; | |
447 | }; | |
448 | ||
787624df FG |
449 | # NOTE: this check does not work for LVM-thin, where the clone -> base |
450 | # reference is not encoded in the volume ID. | |
451 | # see note in PVE::Storage::LvmThinPlugin for details. | |
17fb7e42 FG |
452 | sub volume_is_base_and_used { |
453 | my ($cfg, $volid) = @_; | |
454 | ||
455 | my ($storeid, $volname) = parse_volume_id($volid); | |
456 | my $scfg = storage_config($cfg, $storeid); | |
457 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
458 | ||
459 | $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
460 | return &$volume_is_base_and_used__no_lock($scfg, $storeid, $plugin, $volname); | |
461 | }); | |
462 | } | |
463 | ||
b6cf0a66 DM |
464 | # try to map a filesystem path to a volume identifier |
465 | sub path_to_volume_id { | |
466 | my ($cfg, $path) = @_; | |
467 | ||
468 | my $ids = $cfg->{ids}; | |
469 | ||
1dc01b9f | 470 | my ($sid, $volname) = parse_volume_id($path, 1); |
b6cf0a66 | 471 | if ($sid) { |
1dc01b9f | 472 | if (my $scfg = $ids->{$sid}) { |
188aca38 | 473 | if ($scfg->{path}) { |
1dc01b9f DM |
474 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
475 | my ($vtype, $name, $vmid) = $plugin->parse_volname($volname); | |
b6cf0a66 DM |
476 | return ($vtype, $path); |
477 | } | |
478 | } | |
479 | return (''); | |
480 | } | |
481 | ||
1a3459ac | 482 | # Note: abs_path() return undef if $path doesn not exist |
75d75990 DM |
483 | # for example when nfs storage is not mounted |
484 | $path = abs_path($path) || $path; | |
b6cf0a66 DM |
485 | |
486 | foreach my $sid (keys %$ids) { | |
1dc01b9f DM |
487 | my $scfg = $ids->{$sid}; |
488 | next if !$scfg->{path}; | |
489 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
490 | my $imagedir = $plugin->get_subdir($scfg, 'images'); | |
491 | my $isodir = $plugin->get_subdir($scfg, 'iso'); | |
492 | my $tmpldir = $plugin->get_subdir($scfg, 'vztmpl'); | |
493 | my $backupdir = $plugin->get_subdir($scfg, 'backup'); | |
494 | my $privatedir = $plugin->get_subdir($scfg, 'rootdir'); | |
b6cf0a66 DM |
495 | |
496 | if ($path =~ m!^$imagedir/(\d+)/([^/\s]+)$!) { | |
497 | my $vmid = $1; | |
498 | my $name = $2; | |
fcbec654 DM |
499 | |
500 | my $vollist = $plugin->list_images($sid, $scfg, $vmid); | |
501 | foreach my $info (@$vollist) { | |
502 | my ($storeid, $volname) = parse_volume_id($info->{volid}); | |
503 | my $volpath = $plugin->path($scfg, $volname, $storeid); | |
504 | if ($volpath eq $path) { | |
505 | return ('images', $info->{volid}); | |
506 | } | |
507 | } | |
4c693491 | 508 | } elsif ($path =~ m!^$isodir/([^/]+$iso_extension_re)$!) { |
b6cf0a66 | 509 | my $name = $1; |
1a3459ac | 510 | return ('iso', "$sid:iso/$name"); |
b6cf0a66 DM |
511 | } elsif ($path =~ m!^$tmpldir/([^/]+\.tar\.gz)$!) { |
512 | my $name = $1; | |
513 | return ('vztmpl', "$sid:vztmpl/$name"); | |
1ac17c74 DM |
514 | } elsif ($path =~ m!^$privatedir/(\d+)$!) { |
515 | my $vmid = $1; | |
516 | return ('rootdir', "$sid:rootdir/$vmid"); | |
a22854e5 | 517 | } elsif ($path =~ m!^$backupdir/([^/]+\.(tar|tar\.gz|tar\.lzo|tgz|vma|vma\.gz|vma\.lzo))$!) { |
568de3d1 | 518 | my $name = $1; |
1a3459ac | 519 | return ('iso', "$sid:backup/$name"); |
b6cf0a66 DM |
520 | } |
521 | } | |
522 | ||
523 | # can't map path to volume id | |
524 | return (''); | |
525 | } | |
526 | ||
527 | sub path { | |
207ea852 | 528 | my ($cfg, $volid, $snapname) = @_; |
b6cf0a66 | 529 | |
1dc01b9f | 530 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 | 531 | |
1dc01b9f | 532 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 | 533 | |
1dc01b9f | 534 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
207ea852 | 535 | my ($path, $owner, $vtype) = $plugin->path($scfg, $volname, $storeid, $snapname); |
2494896a | 536 | return wantarray ? ($path, $owner, $vtype) : $path; |
b6cf0a66 DM |
537 | } |
538 | ||
35fbb2e6 DM |
539 | sub abs_filesystem_path { |
540 | my ($cfg, $volid) = @_; | |
541 | ||
542 | my $path; | |
6ed43d81 TL |
543 | if (parse_volume_id ($volid, 1)) { |
544 | activate_volumes($cfg, [ $volid ]); | |
35fbb2e6 DM |
545 | $path = PVE::Storage::path($cfg, $volid); |
546 | } else { | |
547 | if (-f $volid) { | |
548 | my $abspath = abs_path($volid); | |
549 | if ($abspath && $abspath =~ m|^(/.+)$|) { | |
550 | $path = $1; # untaint any path | |
551 | } | |
552 | } | |
553 | } | |
554 | ||
555 | die "can't find file '$volid'\n" if !($path && -f $path); | |
556 | ||
557 | return $path; | |
558 | } | |
559 | ||
b6cf0a66 | 560 | sub storage_migrate { |
8fe00d99 | 561 | my ($cfg, $volid, $target_sshinfo, $target_storeid, $target_volname, $base_snapshot, $snapshot, $ratelimit_bps, $insecure, $with_snapshots, $logfunc) = @_; |
b6cf0a66 | 562 | |
6bf56298 | 563 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 DM |
564 | $target_volname = $volname if !$target_volname; |
565 | ||
6bf56298 | 566 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
567 | |
568 | # no need to migrate shared content | |
569 | return if $storeid eq $target_storeid && $scfg->{shared}; | |
570 | ||
6bf56298 | 571 | my $tcfg = storage_config($cfg, $target_storeid); |
b6cf0a66 DM |
572 | |
573 | my $target_volid = "${target_storeid}:${target_volname}"; | |
574 | ||
4b4c580d | 575 | my $target_ip = $target_sshinfo->{ip}; |
b6cf0a66 | 576 | |
65bb9859 FG |
577 | my $ssh = PVE::SSHInfo::ssh_info_to_command($target_sshinfo); |
578 | my $ssh_base = PVE::SSHInfo::ssh_info_to_command_base($target_sshinfo); | |
47cea194 | 579 | local $ENV{RSYNC_RSH} = PVE::Tools::cmd2string($ssh_base); |
b6cf0a66 | 580 | |
01f7e902 WB |
581 | my @cstream = ([ '/usr/bin/cstream', '-t', $ratelimit_bps ]) |
582 | if defined($ratelimit_bps); | |
583 | ||
da72898c WB |
584 | my $migration_snapshot; |
585 | if (!defined($snapshot)) { | |
586 | if ($scfg->{type} eq 'zfspool') { | |
587 | $migration_snapshot = 1; | |
588 | $snapshot = '__migration__'; | |
1dc01b9f | 589 | } |
da72898c | 590 | } |
e0852ba7 | 591 | |
cfdffd8a | 592 | my @formats = volume_transfer_formats($cfg, $volid, $target_volid, $snapshot, $base_snapshot, $with_snapshots); |
da72898c WB |
593 | die "cannot migrate from storage type '$scfg->{type}' to '$tcfg->{type}'\n" if !@formats; |
594 | my $format = $formats[0]; | |
7459cb3d | 595 | |
228e5be9 | 596 | my $import_fn = '-'; # let pvesm import read from stdin per default |
da72898c | 597 | if ($insecure) { |
228e5be9 TL |
598 | my $net = $target_sshinfo->{network} // $target_sshinfo->{ip}; |
599 | $import_fn = "tcp://$net"; | |
da72898c | 600 | } |
7ba34faa | 601 | |
e8a7e764 WB |
602 | $with_snapshots = $with_snapshots ? 1 : 0; # sanitize for passing as cli parameter |
603 | my $send = ['pvesm', 'export', $volid, $format, '-', '-with-snapshots', $with_snapshots]; | |
cfdffd8a | 604 | my $recv = [@$ssh, '--', 'pvesm', 'import', $target_volid, $format, $import_fn, '-with-snapshots', $with_snapshots]; |
da72898c WB |
605 | if (defined($snapshot)) { |
606 | push @$send, '-snapshot', $snapshot | |
607 | } | |
608 | if ($migration_snapshot) { | |
609 | push @$recv, '-delete-snapshot', $snapshot; | |
610 | } | |
3d621977 | 611 | |
da72898c WB |
612 | if (defined($base_snapshot)) { |
613 | # Check if the snapshot exists on the remote side: | |
614 | push @$send, '-base', $base_snapshot; | |
615 | push @$recv, '-base', $base_snapshot; | |
616 | } | |
ac191ec7 | 617 | |
da72898c WB |
618 | volume_snapshot($cfg, $volid, $snapshot) if $migration_snapshot; |
619 | eval { | |
620 | if ($insecure) { | |
621 | open(my $info, '-|', @$recv) | |
622 | or die "receive command failed: $!\n"; | |
623 | my ($ip) = <$info> =~ /^($PVE::Tools::IPRE)$/ or die "no tunnel IP received\n"; | |
624 | my ($port) = <$info> =~ /^(\d+)$/ or die "no tunnel port received\n"; | |
625 | my $socket = IO::Socket::IP->new(PeerHost => $ip, PeerPort => $port, Type => SOCK_STREAM) | |
626 | or die "failed to connect to tunnel at $ip:$port\n"; | |
627 | # we won't be reading from the socket | |
628 | shutdown($socket, 0); | |
629 | run_command([$send, @cstream], output => '>&'.fileno($socket)); | |
630 | # don't close the connection entirely otherwise the receiving end | |
631 | # might not get all buffered data (and fails with 'connection reset by peer') | |
632 | shutdown($socket, 1); | |
633 | 1 while <$info>; # wait for the remote process to finish | |
634 | # now close the socket | |
635 | close($socket); | |
636 | if (!close($info)) { # does waitpid() | |
637 | die "import failed: $!\n" if $!; | |
638 | die "import failed: exit code ".($?>>8)."\n"; | |
0a29ad61 WL |
639 | } |
640 | } else { | |
8fe00d99 | 641 | run_command([$send, @cstream, $recv], logfunc => $logfunc); |
0a29ad61 | 642 | } |
da72898c WB |
643 | }; |
644 | my $err = $@; | |
645 | warn "send/receive failed, cleaning up snapshot(s)..\n" if $err; | |
646 | if ($migration_snapshot) { | |
647 | eval { volume_snapshot_delete($cfg, $volid, $snapshot, 0) }; | |
648 | warn "could not remove source snapshot: $@\n" if $@; | |
b6cf0a66 | 649 | } |
da72898c | 650 | die $err if $err; |
b6cf0a66 DM |
651 | } |
652 | ||
2502b33b | 653 | sub vdisk_clone { |
7bbc4004 | 654 | my ($cfg, $volid, $vmid, $snap) = @_; |
1a3459ac | 655 | |
2502b33b DM |
656 | my ($storeid, $volname) = parse_volume_id($volid); |
657 | ||
658 | my $scfg = storage_config($cfg, $storeid); | |
659 | ||
660 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 661 | |
2502b33b DM |
662 | activate_storage($cfg, $storeid); |
663 | ||
664 | # lock shared storage | |
665 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
7bbc4004 | 666 | my $volname = $plugin->clone_image($scfg, $storeid, $volname, $vmid, $snap); |
2502b33b DM |
667 | return "$storeid:$volname"; |
668 | }); | |
669 | } | |
670 | ||
671 | sub vdisk_create_base { | |
672 | my ($cfg, $volid) = @_; | |
673 | ||
674 | my ($storeid, $volname) = parse_volume_id($volid); | |
675 | ||
676 | my $scfg = storage_config($cfg, $storeid); | |
677 | ||
678 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 679 | |
2502b33b DM |
680 | activate_storage($cfg, $storeid); |
681 | ||
682 | # lock shared storage | |
683 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
684 | my $volname = $plugin->create_base($storeid, $scfg, $volname); | |
685 | return "$storeid:$volname"; | |
686 | }); | |
687 | } | |
688 | ||
40d69893 DM |
689 | sub map_volume { |
690 | my ($cfg, $volid, $snapname) = @_; | |
691 | ||
692 | my ($storeid, $volname) = parse_volume_id($volid); | |
693 | ||
694 | my $scfg = storage_config($cfg, $storeid); | |
695 | ||
696 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
697 | ||
698 | return $plugin->map_volume($storeid, $scfg, $volname, $snapname); | |
699 | } | |
700 | ||
701 | sub unmap_volume { | |
702 | my ($cfg, $volid, $snapname) = @_; | |
703 | ||
704 | my ($storeid, $volname) = parse_volume_id($volid); | |
705 | ||
706 | my $scfg = storage_config($cfg, $storeid); | |
707 | ||
708 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
709 | ||
710 | return $plugin->unmap_volume($storeid, $scfg, $volname, $snapname); | |
711 | } | |
712 | ||
1dc01b9f DM |
713 | sub vdisk_alloc { |
714 | my ($cfg, $storeid, $vmid, $fmt, $name, $size) = @_; | |
b6cf0a66 | 715 | |
82fc923f | 716 | die "no storage ID specified\n" if !$storeid; |
b6cf0a66 | 717 | |
1dc01b9f | 718 | PVE::JSONSchema::parse_storage_id($storeid); |
b6cf0a66 | 719 | |
1dc01b9f | 720 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 | 721 | |
1dc01b9f | 722 | die "no VMID specified\n" if !$vmid; |
b6cf0a66 | 723 | |
1dc01b9f | 724 | $vmid = parse_vmid($vmid); |
b6cf0a66 | 725 | |
1dc01b9f | 726 | my $defformat = PVE::Storage::Plugin::default_format($scfg); |
b6cf0a66 | 727 | |
1dc01b9f | 728 | $fmt = $defformat if !$fmt; |
b6cf0a66 | 729 | |
1dc01b9f | 730 | activate_storage($cfg, $storeid); |
3af60e62 | 731 | |
1dc01b9f | 732 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
b6cf0a66 | 733 | |
1dc01b9f DM |
734 | # lock shared storage |
735 | return $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
afdfbe55 WB |
736 | my $old_umask = umask(umask|0037); |
737 | my $volname = eval { $plugin->alloc_image($storeid, $scfg, $vmid, $fmt, $name, $size) }; | |
738 | my $err = $@; | |
739 | umask $old_umask; | |
740 | die $err if $err; | |
1dc01b9f DM |
741 | return "$storeid:$volname"; |
742 | }); | |
b6cf0a66 DM |
743 | } |
744 | ||
1dc01b9f DM |
745 | sub vdisk_free { |
746 | my ($cfg, $volid) = @_; | |
b6cf0a66 | 747 | |
1dc01b9f | 748 | my ($storeid, $volname) = parse_volume_id($volid); |
1dc01b9f | 749 | my $scfg = storage_config($cfg, $storeid); |
1dc01b9f | 750 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
1a3459ac | 751 | |
1dc01b9f | 752 | activate_storage($cfg, $storeid); |
b6cf0a66 | 753 | |
1dc01b9f | 754 | my $cleanup_worker; |
b6cf0a66 | 755 | |
1dc01b9f DM |
756 | # lock shared storage |
757 | $plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
787624df | 758 | # LVM-thin allows deletion of still referenced base volumes! |
17fb7e42 FG |
759 | die "base volume '$volname' is still in use by linked clones\n" |
760 | if &$volume_is_base_and_used__no_lock($scfg, $storeid, $plugin, $volname); | |
32437ed2 | 761 | |
17fb7e42 | 762 | my (undef, undef, undef, undef, undef, $isBase, $format) = |
32437ed2 | 763 | $plugin->parse_volname($volname); |
35533c68 | 764 | $cleanup_worker = $plugin->free_image($storeid, $scfg, $volname, $isBase, $format); |
1dc01b9f | 765 | }); |
b6cf0a66 | 766 | |
1dc01b9f | 767 | return if !$cleanup_worker; |
b6cf0a66 | 768 | |
1dc01b9f DM |
769 | my $rpcenv = PVE::RPCEnvironment::get(); |
770 | my $authuser = $rpcenv->get_user(); | |
b6cf0a66 | 771 | |
1dc01b9f | 772 | $rpcenv->fork_worker('imgdel', undef, $authuser, $cleanup_worker); |
b6cf0a66 DM |
773 | } |
774 | ||
b6cf0a66 DM |
775 | sub vdisk_list { |
776 | my ($cfg, $storeid, $vmid, $vollist) = @_; | |
777 | ||
778 | my $ids = $cfg->{ids}; | |
779 | ||
780 | storage_check_enabled($cfg, $storeid) if ($storeid); | |
781 | ||
782 | my $res = {}; | |
783 | ||
784 | # prepare/activate/refresh all storages | |
785 | ||
b6cf0a66 DM |
786 | my $storage_list = []; |
787 | if ($vollist) { | |
788 | foreach my $volid (@$vollist) { | |
1dc01b9f DM |
789 | my ($sid, undef) = parse_volume_id($volid); |
790 | next if !defined($ids->{$sid}); | |
b6cf0a66 DM |
791 | next if !storage_check_enabled($cfg, $sid, undef, 1); |
792 | push @$storage_list, $sid; | |
b6cf0a66 DM |
793 | } |
794 | } else { | |
795 | foreach my $sid (keys %$ids) { | |
796 | next if $storeid && $storeid ne $sid; | |
797 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
798 | push @$storage_list, $sid; | |
b6cf0a66 DM |
799 | } |
800 | } | |
801 | ||
1dc01b9f | 802 | my $cache = {}; |
b6cf0a66 | 803 | |
1dc01b9f | 804 | activate_storage_list($cfg, $storage_list, $cache); |
b6cf0a66 DM |
805 | |
806 | foreach my $sid (keys %$ids) { | |
1dc01b9f DM |
807 | next if $storeid && $storeid ne $sid; |
808 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
b6cf0a66 | 809 | |
1dc01b9f DM |
810 | my $scfg = $ids->{$sid}; |
811 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
812 | $res->{$sid} = $plugin->list_images($sid, $scfg, $vmid, $vollist, $cache); | |
b6cf0a66 DM |
813 | @{$res->{$sid}} = sort {lc($a->{volid}) cmp lc ($b->{volid}) } @{$res->{$sid}} if $res->{$sid}; |
814 | } | |
815 | ||
816 | return $res; | |
817 | } | |
818 | ||
c2fc9fbe DM |
819 | sub template_list { |
820 | my ($cfg, $storeid, $tt) = @_; | |
821 | ||
822 | die "unknown template type '$tt'\n" | |
823 | if !($tt eq 'iso' || $tt eq 'vztmpl' || $tt eq 'backup' || $tt eq 'snippets'); | |
824 | ||
825 | my $ids = $cfg->{ids}; | |
826 | ||
827 | storage_check_enabled($cfg, $storeid) if ($storeid); | |
828 | ||
829 | my $res = {}; | |
830 | ||
831 | # query the storage | |
832 | foreach my $sid (keys %$ids) { | |
833 | next if $storeid && $storeid ne $sid; | |
834 | ||
835 | my $scfg = $ids->{$sid}; | |
836 | my $type = $scfg->{type}; | |
837 | ||
838 | next if !$scfg->{content}->{$tt}; | |
839 | ||
840 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
841 | ||
842 | $res->{$sid} = volume_list($cfg, $sid, undef, $tt); | |
843 | } | |
844 | ||
845 | return $res; | |
846 | } | |
847 | ||
37ba0aea DM |
848 | sub volume_list { |
849 | my ($cfg, $storeid, $vmid, $content) = @_; | |
850 | ||
be785439 | 851 | my @ctypes = qw(rootdir images vztmpl iso backup snippets); |
37ba0aea DM |
852 | |
853 | my $cts = $content ? [ $content ] : [ @ctypes ]; | |
854 | ||
855 | my $scfg = PVE::Storage::storage_config($cfg, $storeid); | |
856 | ||
c2fc9fbe | 857 | $cts = [ grep { defined($scfg->{content}->{$_}) } @$cts ]; |
37ba0aea | 858 | |
c2fc9fbe | 859 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
37ba0aea | 860 | |
c2fc9fbe DM |
861 | activate_storage($cfg, $storeid); |
862 | ||
863 | my $res = $plugin->list_volumes($storeid, $scfg, $vmid, $cts); | |
864 | ||
865 | @$res = sort {lc($a->{volid}) cmp lc ($b->{volid}) } @$res; | |
37ba0aea DM |
866 | |
867 | return $res; | |
868 | } | |
869 | ||
b6cf0a66 DM |
870 | sub uevent_seqnum { |
871 | ||
872 | my $filename = "/sys/kernel/uevent_seqnum"; | |
873 | ||
874 | my $seqnum = 0; | |
1dc01b9f | 875 | if (my $fh = IO::File->new($filename, "r")) { |
b6cf0a66 DM |
876 | my $line = <$fh>; |
877 | if ($line =~ m/^(\d+)$/) { | |
1dc01b9f | 878 | $seqnum = int($1); |
b6cf0a66 DM |
879 | } |
880 | close ($fh); | |
881 | } | |
882 | return $seqnum; | |
883 | } | |
884 | ||
f3d4ef46 | 885 | sub activate_storage { |
1dc01b9f | 886 | my ($cfg, $storeid, $cache) = @_; |
b6cf0a66 | 887 | |
f3d4ef46 DM |
888 | $cache = {} if !$cache; |
889 | ||
b6cf0a66 DM |
890 | my $scfg = storage_check_enabled($cfg, $storeid); |
891 | ||
1dc01b9f | 892 | return if $cache->{activated}->{$storeid}; |
b6cf0a66 | 893 | |
1dc01b9f | 894 | $cache->{uevent_seqnum} = uevent_seqnum() if !$cache->{uevent_seqnum}; |
b6cf0a66 | 895 | |
1dc01b9f | 896 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
b6cf0a66 | 897 | |
1dc01b9f DM |
898 | if ($scfg->{base}) { |
899 | my ($baseid, undef) = parse_volume_id ($scfg->{base}); | |
f3d4ef46 DM |
900 | activate_storage($cfg, $baseid, $cache); |
901 | } | |
902 | ||
903 | if (!$plugin->check_connection($storeid, $scfg)) { | |
904 | die "storage '$storeid' is not online\n"; | |
b6cf0a66 DM |
905 | } |
906 | ||
1dc01b9f DM |
907 | $plugin->activate_storage($storeid, $scfg, $cache); |
908 | ||
b6cf0a66 DM |
909 | my $newseq = uevent_seqnum (); |
910 | ||
911 | # only call udevsettle if there are events | |
1dc01b9f | 912 | if ($newseq > $cache->{uevent_seqnum}) { |
b6cf0a66 DM |
913 | my $timeout = 30; |
914 | system ("$UDEVADM settle --timeout=$timeout"); # ignore errors | |
1dc01b9f | 915 | $cache->{uevent_seqnum} = $newseq; |
b6cf0a66 DM |
916 | } |
917 | ||
1dc01b9f | 918 | $cache->{activated}->{$storeid} = 1; |
b6cf0a66 DM |
919 | } |
920 | ||
921 | sub activate_storage_list { | |
1dc01b9f | 922 | my ($cfg, $storeid_list, $cache) = @_; |
b6cf0a66 | 923 | |
1dc01b9f | 924 | $cache = {} if !$cache; |
b6cf0a66 DM |
925 | |
926 | foreach my $storeid (@$storeid_list) { | |
f3d4ef46 | 927 | activate_storage($cfg, $storeid, $cache); |
b6cf0a66 DM |
928 | } |
929 | } | |
930 | ||
1dc01b9f DM |
931 | sub deactivate_storage { |
932 | my ($cfg, $storeid) = @_; | |
933 | ||
934 | my $scfg = storage_config ($cfg, $storeid); | |
935 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
b6cf0a66 | 936 | |
1dc01b9f DM |
937 | my $cache = {}; |
938 | $plugin->deactivate_storage($storeid, $scfg, $cache); | |
b6cf0a66 DM |
939 | } |
940 | ||
941 | sub activate_volumes { | |
02e797b8 | 942 | my ($cfg, $vollist, $snapname) = @_; |
6703353b DM |
943 | |
944 | return if !($vollist && scalar(@$vollist)); | |
945 | ||
b6cf0a66 DM |
946 | my $storagehash = {}; |
947 | foreach my $volid (@$vollist) { | |
1dc01b9f | 948 | my ($storeid, undef) = parse_volume_id($volid); |
b6cf0a66 DM |
949 | $storagehash->{$storeid} = 1; |
950 | } | |
951 | ||
1dc01b9f DM |
952 | my $cache = {}; |
953 | ||
954 | activate_storage_list($cfg, [keys %$storagehash], $cache); | |
b6cf0a66 DM |
955 | |
956 | foreach my $volid (@$vollist) { | |
5521b580 | 957 | my ($storeid, $volname) = parse_volume_id($volid); |
1dc01b9f DM |
958 | my $scfg = storage_config($cfg, $storeid); |
959 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
02e797b8 | 960 | $plugin->activate_volume($storeid, $scfg, $volname, $snapname, $cache); |
b6cf0a66 DM |
961 | } |
962 | } | |
963 | ||
964 | sub deactivate_volumes { | |
02e797b8 | 965 | my ($cfg, $vollist, $snapname) = @_; |
b6cf0a66 | 966 | |
6703353b DM |
967 | return if !($vollist && scalar(@$vollist)); |
968 | ||
1dc01b9f DM |
969 | my $cache = {}; |
970 | ||
6703353b | 971 | my @errlist = (); |
b6cf0a66 | 972 | foreach my $volid (@$vollist) { |
1dc01b9f | 973 | my ($storeid, $volname) = parse_volume_id($volid); |
b6cf0a66 | 974 | |
1dc01b9f DM |
975 | my $scfg = storage_config($cfg, $storeid); |
976 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1a3459ac | 977 | |
1dc01b9f | 978 | eval { |
02e797b8 | 979 | $plugin->deactivate_volume($storeid, $scfg, $volname, $snapname, $cache); |
1dc01b9f DM |
980 | }; |
981 | if (my $err = $@) { | |
982 | warn $err; | |
983 | push @errlist, $volid; | |
b6cf0a66 DM |
984 | } |
985 | } | |
6703353b | 986 | |
82fc923f | 987 | die "volume deactivation failed: " . join(' ', @errlist) |
6703353b | 988 | if scalar(@errlist); |
b6cf0a66 DM |
989 | } |
990 | ||
1a3459ac | 991 | sub storage_info { |
856c54bd | 992 | my ($cfg, $content, $includeformat) = @_; |
b6cf0a66 DM |
993 | |
994 | my $ids = $cfg->{ids}; | |
995 | ||
996 | my $info = {}; | |
ff3badd8 | 997 | |
583c2802 | 998 | my @ctypes = PVE::Tools::split_list($content); |
ff3badd8 | 999 | |
b6cf0a66 DM |
1000 | my $slist = []; |
1001 | foreach my $storeid (keys %$ids) { | |
6ce4f724 | 1002 | my $storage_enabled = defined(storage_check_enabled($cfg, $storeid, undef, 1)); |
b6cf0a66 | 1003 | |
d73060be DM |
1004 | if (defined($content)) { |
1005 | my $want_ctype = 0; | |
1006 | foreach my $ctype (@ctypes) { | |
1007 | if ($ids->{$storeid}->{content}->{$ctype}) { | |
1008 | $want_ctype = 1; | |
1009 | last; | |
1010 | } | |
583c2802 | 1011 | } |
6ce4f724 | 1012 | next if !$want_ctype || !$storage_enabled; |
583c2802 | 1013 | } |
ff3badd8 | 1014 | |
b6cf0a66 DM |
1015 | my $type = $ids->{$storeid}->{type}; |
1016 | ||
1a3459ac | 1017 | $info->{$storeid} = { |
b6cf0a66 | 1018 | type => $type, |
1a3459ac DM |
1019 | total => 0, |
1020 | avail => 0, | |
1021 | used => 0, | |
04a2e4f3 | 1022 | shared => $ids->{$storeid}->{shared} ? 1 : 0, |
1dc01b9f | 1023 | content => PVE::Storage::Plugin::content_hash_to_string($ids->{$storeid}->{content}), |
b6cf0a66 | 1024 | active => 0, |
6ce4f724 | 1025 | enabled => $storage_enabled ? 1 : 0, |
b6cf0a66 DM |
1026 | }; |
1027 | ||
b6cf0a66 DM |
1028 | push @$slist, $storeid; |
1029 | } | |
1030 | ||
1dc01b9f | 1031 | my $cache = {}; |
b6cf0a66 | 1032 | |
b6cf0a66 DM |
1033 | foreach my $storeid (keys %$ids) { |
1034 | my $scfg = $ids->{$storeid}; | |
b43b073b | 1035 | |
b6cf0a66 | 1036 | next if !$info->{$storeid}; |
b43b073b | 1037 | next if !$info->{$storeid}->{enabled}; |
b6cf0a66 | 1038 | |
856c54bd DC |
1039 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); |
1040 | if ($includeformat) { | |
1041 | my $pd = $plugin->plugindata(); | |
1042 | $info->{$storeid}->{format} = $pd->{format} | |
1043 | if $pd->{format}; | |
1044 | $info->{$storeid}->{select_existing} = $pd->{select_existing} | |
1045 | if $pd->{select_existing}; | |
1046 | } | |
1047 | ||
f3d4ef46 DM |
1048 | eval { activate_storage($cfg, $storeid, $cache); }; |
1049 | if (my $err = $@) { | |
1050 | warn $err; | |
1051 | next; | |
1052 | } | |
1053 | ||
41aacc6c | 1054 | my ($total, $avail, $used, $active) = eval { $plugin->status($storeid, $scfg, $cache); }; |
7028645e | 1055 | warn $@ if $@; |
1dc01b9f | 1056 | next if !$active; |
ff3badd8 DM |
1057 | $info->{$storeid}->{total} = int($total); |
1058 | $info->{$storeid}->{avail} = int($avail); | |
1059 | $info->{$storeid}->{used} = int($used); | |
1dc01b9f | 1060 | $info->{$storeid}->{active} = $active; |
b6cf0a66 DM |
1061 | } |
1062 | ||
1063 | return $info; | |
1064 | } | |
1065 | ||
1066 | sub resolv_server { | |
1067 | my ($server) = @_; | |
1a3459ac | 1068 | |
c67daeac WB |
1069 | my ($packed_ip, $family); |
1070 | eval { | |
1071 | my @res = PVE::Tools::getaddrinfo_all($server); | |
1072 | $family = $res[0]->{family}; | |
1073 | $packed_ip = (PVE::Tools::unpack_sockaddr_in46($res[0]->{addr}))[2]; | |
1074 | }; | |
b6cf0a66 | 1075 | if (defined $packed_ip) { |
ee302b1c | 1076 | return Socket::inet_ntop($family, $packed_ip); |
b6cf0a66 DM |
1077 | } |
1078 | return undef; | |
1079 | } | |
1080 | ||
1081 | sub scan_nfs { | |
1082 | my ($server_in) = @_; | |
1083 | ||
1084 | my $server; | |
1085 | if (!($server = resolv_server ($server_in))) { | |
1086 | die "unable to resolve address for server '${server_in}'\n"; | |
1087 | } | |
1088 | ||
1089 | my $cmd = ['/sbin/showmount', '--no-headers', '--exports', $server]; | |
1090 | ||
1091 | my $res = {}; | |
f81372ac | 1092 | run_command($cmd, outfunc => sub { |
b6cf0a66 DM |
1093 | my $line = shift; |
1094 | ||
1095 | # note: howto handle white spaces in export path?? | |
1096 | if ($line =~ m!^(/\S+)\s+(.+)$!) { | |
1097 | $res->{$1} = $2; | |
1098 | } | |
1099 | }); | |
1100 | ||
1101 | return $res; | |
1102 | } | |
1103 | ||
4cab0acd WL |
1104 | sub scan_cifs { |
1105 | my ($server_in, $user, $password, $domain) = @_; | |
1106 | ||
1107 | my $server; | |
1108 | if (!($server = resolv_server ($server_in))) { | |
1109 | die "unable to resolve address for server '${server_in}'\n"; | |
1110 | } | |
1111 | ||
1112 | # we support only Windows grater than 2012 cifsscan so use smb3 | |
1113 | my $cmd = ['/usr/bin/smbclient', '-m', 'smb3', '-d', '0', '-L', $server]; | |
1114 | if (defined($user)) { | |
1115 | die "password is required" if !defined($password); | |
1116 | push @$cmd, '-U', "$user\%$password"; | |
1117 | push @$cmd, '-W', $domain if defined($domain); | |
1118 | } else { | |
1119 | push @$cmd, '-N'; | |
1120 | } | |
1121 | ||
1122 | my $res = {}; | |
1123 | run_command($cmd, | |
1124 | outfunc => sub { | |
1125 | my $line = shift; | |
1126 | if ($line =~ m/(\S+)\s*Disk\s*(\S*)/) { | |
1127 | $res->{$1} = $2; | |
1128 | } elsif ($line =~ m/(NT_STATUS_(\S*))/) { | |
1129 | $res->{$1} = ''; | |
1130 | } | |
1131 | }, | |
1132 | errfunc => sub {}, | |
1133 | noerr => 1 | |
1134 | ); | |
1135 | ||
1136 | return $res; | |
1137 | } | |
1138 | ||
584d97f6 DM |
1139 | sub scan_zfs { |
1140 | ||
3932390b | 1141 | my $cmd = ['zfs', 'list', '-t', 'filesystem', '-H', '-o', 'name,avail,used']; |
584d97f6 DM |
1142 | |
1143 | my $res = []; | |
1144 | run_command($cmd, outfunc => sub { | |
1145 | my $line = shift; | |
1146 | ||
1147 | if ($line =~m/^(\S+)\s+(\S+)\s+(\S+)$/) { | |
3932390b | 1148 | my ($pool, $size_str, $used_str) = ($1, $2, $3); |
584d97f6 | 1149 | my $size = PVE::Storage::ZFSPoolPlugin::zfs_parse_size($size_str); |
3932390b | 1150 | my $used = PVE::Storage::ZFSPoolPlugin::zfs_parse_size($used_str); |
48e27f79 | 1151 | # ignore subvolumes generated by our ZFSPoolPlugin |
851658c3 WL |
1152 | return if $pool =~ m!/subvol-\d+-[^/]+$!; |
1153 | return if $pool =~ m!/basevol-\d+-[^/]+$!; | |
3932390b | 1154 | push @$res, { pool => $pool, size => $size, free => $size-$used }; |
584d97f6 DM |
1155 | } |
1156 | }); | |
1157 | ||
1158 | return $res; | |
1159 | } | |
1160 | ||
b6cf0a66 DM |
1161 | sub resolv_portal { |
1162 | my ($portal, $noerr) = @_; | |
1163 | ||
1689e627 WB |
1164 | my ($server, $port) = PVE::Tools::parse_host_and_port($portal); |
1165 | if ($server) { | |
b6cf0a66 DM |
1166 | if (my $ip = resolv_server($server)) { |
1167 | $server = $ip; | |
1689e627 | 1168 | $server = "[$server]" if $server =~ /^$IPV6RE$/; |
b6cf0a66 DM |
1169 | return $port ? "$server:$port" : $server; |
1170 | } | |
1171 | } | |
1172 | return undef if $noerr; | |
1173 | ||
1174 | raise_param_exc({ portal => "unable to resolve portal address '$portal'" }); | |
1175 | } | |
1176 | ||
b6cf0a66 DM |
1177 | |
1178 | sub scan_iscsi { | |
1179 | my ($portal_in) = @_; | |
1180 | ||
1181 | my $portal; | |
1dc01b9f | 1182 | if (!($portal = resolv_portal($portal_in))) { |
b6cf0a66 DM |
1183 | die "unable to parse/resolve portal address '${portal_in}'\n"; |
1184 | } | |
1185 | ||
1dc01b9f | 1186 | return PVE::Storage::ISCSIPlugin::iscsi_discovery($portal); |
b6cf0a66 DM |
1187 | } |
1188 | ||
1189 | sub storage_default_format { | |
1190 | my ($cfg, $storeid) = @_; | |
1191 | ||
1192 | my $scfg = storage_config ($cfg, $storeid); | |
1193 | ||
1dc01b9f | 1194 | return PVE::Storage::Plugin::default_format($scfg); |
b6cf0a66 DM |
1195 | } |
1196 | ||
1197 | sub vgroup_is_used { | |
1198 | my ($cfg, $vgname) = @_; | |
1199 | ||
1200 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1201 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1202 | if ($scfg->{type} eq 'lvm' && $scfg->{vgname} eq $vgname) { |
1203 | return 1; | |
1204 | } | |
1205 | } | |
1206 | ||
1207 | return undef; | |
1208 | } | |
1209 | ||
1210 | sub target_is_used { | |
1211 | my ($cfg, $target) = @_; | |
1212 | ||
1213 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1214 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1215 | if ($scfg->{type} eq 'iscsi' && $scfg->{target} eq $target) { |
1216 | return 1; | |
1217 | } | |
1218 | } | |
1219 | ||
1220 | return undef; | |
1221 | } | |
1222 | ||
1223 | sub volume_is_used { | |
1224 | my ($cfg, $volid) = @_; | |
1225 | ||
1226 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1227 | my $scfg = storage_config($cfg, $storeid); |
b6cf0a66 DM |
1228 | if ($scfg->{base} && $scfg->{base} eq $volid) { |
1229 | return 1; | |
1230 | } | |
1231 | } | |
1232 | ||
1233 | return undef; | |
1234 | } | |
1235 | ||
1236 | sub storage_is_used { | |
1237 | my ($cfg, $storeid) = @_; | |
1238 | ||
1239 | foreach my $sid (keys %{$cfg->{ids}}) { | |
1dc01b9f | 1240 | my $scfg = storage_config($cfg, $sid); |
b6cf0a66 | 1241 | next if !$scfg->{base}; |
1dc01b9f | 1242 | my ($st) = parse_volume_id($scfg->{base}); |
b6cf0a66 DM |
1243 | return 1 if $st && $st eq $storeid; |
1244 | } | |
1245 | ||
1246 | return undef; | |
1247 | } | |
1248 | ||
1249 | sub foreach_volid { | |
1250 | my ($list, $func) = @_; | |
1251 | ||
1252 | return if !$list; | |
1253 | ||
1254 | foreach my $sid (keys %$list) { | |
1255 | foreach my $info (@{$list->{$sid}}) { | |
1256 | my $volid = $info->{volid}; | |
1dc01b9f | 1257 | my ($sid1, $volname) = parse_volume_id($volid, 1); |
b6cf0a66 DM |
1258 | if ($sid1 && $sid1 eq $sid) { |
1259 | &$func ($volid, $sid, $info); | |
1260 | } else { | |
1261 | warn "detected strange volid '$volid' in volume list for '$sid'\n"; | |
1262 | } | |
1263 | } | |
1264 | } | |
1265 | } | |
1266 | ||
8898dd7b FG |
1267 | sub extract_vzdump_config_tar { |
1268 | my ($archive, $conf_re) = @_; | |
1269 | ||
1270 | die "ERROR: file '$archive' does not exist\n" if ! -f $archive; | |
1271 | ||
1272 | my $pid = open(my $fh, '-|', 'tar', 'tf', $archive) || | |
1273 | die "unable to open file '$archive'\n"; | |
1274 | ||
1275 | my $file; | |
1276 | while (defined($file = <$fh>)) { | |
086c4bf1 | 1277 | if ($file =~ $conf_re) { |
8898dd7b FG |
1278 | $file = $1; # untaint |
1279 | last; | |
1280 | } | |
1281 | } | |
1282 | ||
1283 | kill 15, $pid; | |
1284 | waitpid $pid, 0; | |
1285 | close $fh; | |
1286 | ||
1287 | die "ERROR: archive contains no configuration file\n" if !$file; | |
1288 | chomp $file; | |
1289 | ||
1290 | my $raw = ''; | |
1291 | my $out = sub { | |
1292 | my $output = shift; | |
1293 | $raw .= "$output\n"; | |
1294 | }; | |
1295 | ||
1296 | PVE::Tools::run_command(['tar', '-xpOf', $archive, $file, '--occurrence'], outfunc => $out); | |
1297 | ||
1298 | return wantarray ? ($raw, $file) : $raw; | |
1299 | } | |
1300 | ||
1301 | sub extract_vzdump_config_vma { | |
1302 | my ($archive, $comp) = @_; | |
1303 | ||
1304 | my $cmd; | |
1305 | my $raw = ''; | |
1306 | my $out = sub { | |
1307 | my $output = shift; | |
1308 | $raw .= "$output\n"; | |
1309 | }; | |
1310 | ||
1311 | ||
1312 | if ($comp) { | |
1313 | my $uncomp; | |
1314 | if ($comp eq 'gz') { | |
1315 | $uncomp = ["zcat", $archive]; | |
1316 | } elsif ($comp eq 'lzo') { | |
1317 | $uncomp = ["lzop", "-d", "-c", $archive]; | |
1318 | } else { | |
1319 | die "unknown compression method '$comp'\n"; | |
1320 | } | |
1321 | $cmd = [$uncomp, ["vma", "config", "-"]]; | |
1322 | ||
1323 | # in some cases, lzop/zcat exits with 1 when its stdout pipe is | |
1324 | # closed early by vma, detect this and ignore the exit code later | |
1325 | my $broken_pipe; | |
1326 | my $errstring; | |
1327 | my $err = sub { | |
1328 | my $output = shift; | |
1329 | if ($output =~ m/lzop: Broken pipe: <stdout>/ || $output =~ m/gzip: stdout: Broken pipe/) { | |
1330 | $broken_pipe = 1; | |
1331 | } elsif (!defined ($errstring) && $output !~ m/^\s*$/) { | |
1332 | $errstring = "Failed to extract config from VMA archive: $output\n"; | |
1333 | } | |
1334 | }; | |
1335 | ||
1336 | # in other cases, the pipeline will exit with exit code 141 | |
1337 | # because of the broken pipe, handle / ignore this as well | |
1338 | my $rc; | |
1339 | eval { | |
1340 | $rc = PVE::Tools::run_command($cmd, outfunc => $out, errfunc => $err, noerr => 1); | |
1341 | }; | |
1342 | my $rerr = $@; | |
1343 | ||
1344 | # use exit code if no stderr output and not just broken pipe | |
fc1089fc | 1345 | if (!$errstring && !$broken_pipe && $rc != 0 && $rc != 141) { |
8898dd7b FG |
1346 | die "$rerr\n" if $rerr; |
1347 | die "config extraction failed with exit code $rc\n"; | |
1348 | } | |
1349 | die "$errstring\n" if $errstring; | |
1350 | } else { | |
1351 | # simple case without compression and weird piping behaviour | |
1352 | PVE::Tools::run_command(["vma", "config", $archive], outfunc => $out); | |
1353 | } | |
1354 | ||
1355 | return wantarray ? ($raw, undef) : $raw; | |
1356 | } | |
1357 | ||
1358 | sub extract_vzdump_config { | |
1359 | my ($cfg, $volid) = @_; | |
1360 | ||
1361 | my $archive = abs_filesystem_path($cfg, $volid); | |
1362 | ||
89443394 | 1363 | if ($volid =~ /vzdump-(lxc|openvz)-\d+-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2})\.(tgz|(tar(\.(gz|lzo))?))$/) { |
086c4bf1 | 1364 | return extract_vzdump_config_tar($archive, qr!^(\./etc/vzdump/(pct|vps)\.conf)$!); |
89443394 | 1365 | } elsif ($volid =~ /vzdump-qemu-\d+-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2})\.(tgz|((tar|vma)(\.(gz|lzo))?))$/) { |
8898dd7b FG |
1366 | my $format; |
1367 | my $comp; | |
1368 | if ($7 eq 'tgz') { | |
1369 | $format = 'tar'; | |
1370 | $comp = 'gz'; | |
1371 | } else { | |
1372 | $format = $9; | |
1373 | $comp = $11 if defined($11); | |
1374 | } | |
1375 | ||
1376 | if ($format eq 'tar') { | |
1377 | return extract_vzdump_config_tar($archive, qr!\(\./qemu-server\.conf\)!); | |
1378 | } else { | |
1379 | return extract_vzdump_config_vma($archive, $comp); | |
1380 | } | |
1381 | } else { | |
1382 | die "cannot determine backup guest type for backup archive '$volid'\n"; | |
1383 | } | |
1384 | } | |
1385 | ||
47f37b53 WB |
1386 | sub volume_export { |
1387 | my ($cfg, $fh, $volid, $format, $snapshot, $base_snapshot, $with_snapshots) = @_; | |
1388 | ||
1389 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
1390 | die "cannot export volume '$volid'\n" if !$storeid; | |
1391 | my $scfg = storage_config($cfg, $storeid); | |
1392 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1393 | return $plugin->volume_export($scfg, $storeid, $fh, $volname, $format, | |
1394 | $snapshot, $base_snapshot, $with_snapshots); | |
1395 | } | |
1396 | ||
1397 | sub volume_import { | |
1398 | my ($cfg, $fh, $volid, $format, $base_snapshot, $with_snapshots) = @_; | |
1399 | ||
1400 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
1401 | die "cannot import into volume '$volid'\n" if !$storeid; | |
1402 | my $scfg = storage_config($cfg, $storeid); | |
1403 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1404 | return $plugin->volume_import($scfg, $storeid, $fh, $volname, $format, | |
1405 | $base_snapshot, $with_snapshots); | |
1406 | } | |
1407 | ||
d390328b WB |
1408 | sub volume_export_formats { |
1409 | my ($cfg, $volid, $snapshot, $base_snapshot, $with_snapshots) = @_; | |
1410 | ||
1411 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
1412 | return if !$storeid; | |
1413 | my $scfg = storage_config($cfg, $storeid); | |
1414 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1415 | return $plugin->volume_export_formats($scfg, $storeid, $volname, | |
ae36189d WB |
1416 | $snapshot, $base_snapshot, |
1417 | $with_snapshots); | |
d390328b WB |
1418 | } |
1419 | ||
1420 | sub volume_import_formats { | |
1421 | my ($cfg, $volid, $base_snapshot, $with_snapshots) = @_; | |
1422 | ||
1423 | my ($storeid, $volname) = parse_volume_id($volid, 1); | |
1424 | return if !$storeid; | |
1425 | my $scfg = storage_config($cfg, $storeid); | |
1426 | my $plugin = PVE::Storage::Plugin->lookup($scfg->{type}); | |
1427 | return $plugin->volume_import_formats($scfg, $storeid, $volname, | |
1428 | $base_snapshot, $with_snapshots); | |
1429 | } | |
1430 | ||
1431 | sub volume_transfer_formats { | |
1432 | my ($cfg, $src_volid, $dst_volid, $snapshot, $base_snapshot, $with_snapshots) = @_; | |
1433 | my @export_formats = volume_export_formats($cfg, $src_volid, $snapshot, $base_snapshot, $with_snapshots); | |
1434 | my @import_formats = volume_import_formats($cfg, $dst_volid, $base_snapshot, $with_snapshots); | |
1435 | my %import_hash = map { $_ => 1 } @import_formats; | |
1436 | my @common = grep { $import_hash{$_} } @export_formats; | |
1437 | return @common; | |
1438 | } | |
1439 | ||
f7621c01 DM |
1440 | # bash completion helper |
1441 | ||
1442 | sub complete_storage { | |
746e530f | 1443 | my ($cmdname, $pname, $cvalue) = @_; |
f7621c01 | 1444 | |
746e530f | 1445 | my $cfg = PVE::Storage::config(); |
180c8b02 | 1446 | |
746e530f | 1447 | return $cmdname eq 'add' ? [] : [ PVE::Storage::storage_ids($cfg) ]; |
f7621c01 DM |
1448 | } |
1449 | ||
1450 | sub complete_storage_enabled { | |
746e530f | 1451 | my ($cmdname, $pname, $cvalue) = @_; |
f7621c01 | 1452 | |
746e530f | 1453 | my $res = []; |
f7621c01 | 1454 | |
746e530f DM |
1455 | my $cfg = PVE::Storage::config(); |
1456 | foreach my $sid (keys %{$cfg->{ids}}) { | |
1457 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
1458 | push @$res, $sid; | |
1459 | } | |
1460 | return $res; | |
f7621c01 DM |
1461 | } |
1462 | ||
98437f4c DM |
1463 | sub complete_content_type { |
1464 | my ($cmdname, $pname, $cvalue) = @_; | |
1465 | ||
7c7ae12f | 1466 | return [qw(rootdir images vztmpl iso backup snippets)]; |
98437f4c DM |
1467 | } |
1468 | ||
bf7aed26 DM |
1469 | sub complete_volume { |
1470 | my ($cmdname, $pname, $cvalue) = @_; | |
1471 | ||
1472 | my $cfg = config(); | |
1473 | ||
1474 | my $storage_list = complete_storage_enabled(); | |
1475 | ||
b70b0c58 DM |
1476 | if ($cvalue =~ m/^([^:]+):/) { |
1477 | $storage_list = [ $1 ]; | |
1478 | } else { | |
1479 | if (scalar(@$storage_list) > 1) { | |
1480 | # only list storage IDs to avoid large listings | |
1481 | my $res = []; | |
1482 | foreach my $storeid (@$storage_list) { | |
1483 | # Hack: simply return 2 artificial values, so that | |
1484 | # completions does not finish | |
1485 | push @$res, "$storeid:volname", "$storeid:..."; | |
1486 | } | |
1487 | return $res; | |
1488 | } | |
1489 | } | |
1490 | ||
bf7aed26 DM |
1491 | my $res = []; |
1492 | foreach my $storeid (@$storage_list) { | |
1493 | my $vollist = PVE::Storage::volume_list($cfg, $storeid); | |
1494 | ||
1495 | foreach my $item (@$vollist) { | |
1496 | push @$res, $item->{volid}; | |
1497 | } | |
1498 | } | |
1499 | ||
1500 | return $res; | |
1501 | } | |
1502 | ||
9edb99a5 WB |
1503 | # Various io-heavy operations require io/bandwidth limits which can be |
1504 | # configured on multiple levels: The global defaults in datacenter.cfg, and | |
1505 | # per-storage overrides. When we want to do a restore from storage A to storage | |
1506 | # B, we should take the smaller limit defined for storages A and B, and if no | |
1507 | # such limit was specified, use the one from datacenter.cfg. | |
1508 | sub get_bandwidth_limit { | |
1509 | my ($operation, $storage_list, $override) = @_; | |
1510 | ||
1511 | # called for each limit (global, per-storage) with the 'default' and the | |
1512 | # $operation limit and should udpate $override for every limit affecting | |
1513 | # us. | |
1514 | my $use_global_limits = 0; | |
1515 | my $apply_limit = sub { | |
1516 | my ($bwlimit) = @_; | |
1517 | if (defined($bwlimit)) { | |
1518 | my $limits = PVE::JSONSchema::parse_property_string('bwlimit', $bwlimit); | |
1519 | my $limit = $limits->{$operation} // $limits->{default}; | |
1520 | if (defined($limit)) { | |
1521 | if (!$override || $limit < $override) { | |
1522 | $override = $limit; | |
1523 | } | |
1524 | return; | |
1525 | } | |
1526 | } | |
1527 | # If there was no applicable limit, try to apply the global ones. | |
1528 | $use_global_limits = 1; | |
1529 | }; | |
1530 | ||
77445e9b WB |
1531 | my ($rpcenv, $authuser); |
1532 | if (defined($override)) { | |
1533 | $rpcenv = PVE::RPCEnvironment->get(); | |
1534 | $authuser = $rpcenv->get_user(); | |
1535 | } | |
9edb99a5 WB |
1536 | |
1537 | # Apply per-storage limits - if there are storages involved. | |
074bdd35 | 1538 | if (defined($storage_list) && @$storage_list) { |
9edb99a5 WB |
1539 | my $config = config(); |
1540 | ||
1541 | # The Datastore.Allocate permission allows us to modify the per-storage | |
1542 | # limits, therefore it also allows us to override them. | |
1543 | # Since we have most likely multiple storages to check, do a quick check on | |
1544 | # the general '/storage' path to see if we can skip the checks entirely: | |
77445e9b | 1545 | return $override if $rpcenv && $rpcenv->check($authuser, '/storage', ['Datastore.Allocate'], 1); |
9edb99a5 WB |
1546 | |
1547 | my %done; | |
1548 | foreach my $storage (@$storage_list) { | |
396aedff | 1549 | next if !defined($storage); |
9edb99a5 WB |
1550 | # Avoid duplicate checks: |
1551 | next if $done{$storage}; | |
1552 | $done{$storage} = 1; | |
1553 | ||
1554 | # Otherwise we may still have individual /storage/$ID permissions: | |
77445e9b | 1555 | if (!$rpcenv || !$rpcenv->check($authuser, "/storage/$storage", ['Datastore.Allocate'], 1)) { |
9edb99a5 WB |
1556 | # And if not: apply the limits. |
1557 | my $storecfg = storage_config($config, $storage); | |
1558 | $apply_limit->($storecfg->{bwlimit}); | |
1559 | } | |
1560 | } | |
1561 | ||
1562 | # Storage limits take precedence over the datacenter defaults, so if | |
1563 | # a limit was applied: | |
1564 | return $override if !$use_global_limits; | |
1565 | } | |
1566 | ||
1567 | # Sys.Modify on '/' means we can change datacenter.cfg which contains the | |
1568 | # global default limits. | |
77445e9b | 1569 | if (!$rpcenv || !$rpcenv->check($authuser, '/', ['Sys.Modify'], 1)) { |
9edb99a5 WB |
1570 | # So if we cannot modify global limits, apply them to our currently |
1571 | # requested override. | |
1572 | my $dc = cfs_read_file('datacenter.cfg'); | |
1573 | $apply_limit->($dc->{bwlimit}); | |
1574 | } | |
1575 | ||
1576 | return $override; | |
1577 | } | |
1578 | ||
76c1e57b | 1579 | # checks if the storage id is available and dies if not |
9280153e TL |
1580 | sub assert_sid_unused { |
1581 | my ($sid) = @_; | |
76c1e57b DC |
1582 | |
1583 | my $cfg = config(); | |
9280153e TL |
1584 | if (my $scfg = storage_config($cfg, $sid, 1)) { |
1585 | die "storage ID '$sid' already defined\n"; | |
76c1e57b DC |
1586 | } |
1587 | ||
1588 | return undef; | |
1589 | } | |
1590 | ||
b6cf0a66 | 1591 | 1; |