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Commit | Line | Data |
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0509010d AD |
1 | package PVE::Storage::RBDPlugin; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use IO::File; | |
6 | use PVE::Tools qw(run_command trim); | |
7 | use PVE::Storage::Plugin; | |
8 | use PVE::JSONSchema qw(get_standard_option); | |
9 | ||
10 | use base qw(PVE::Storage::Plugin); | |
11 | ||
249cb647 SP |
12 | sub rbd_unittobytes { |
13 | { | |
14 | "M" => 1024*1024, | |
15 | "G" => 1024*1024*1024, | |
16 | "T" => 1024*1024*1024*1024, | |
17 | } | |
18 | } | |
19 | ||
8897f5dc SP |
20 | my $add_pool_to_disk = sub { |
21 | my ($scfg, $disk) = @_; | |
22 | ||
23 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
24 | ||
25 | return "$pool/$disk"; | |
26 | }; | |
27 | ||
411476cd DM |
28 | my $rbd_cmd = sub { |
29 | my ($scfg, $storeid, $op, @options) = @_; | |
0509010d | 30 | |
e5427b00 | 31 | my $monhost = $scfg->{monhost}; |
0509010d AD |
32 | $monhost =~ s/;/,/g; |
33 | ||
1440604a AD |
34 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; |
35 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
36 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; | |
37 | ||
38 | my $cmd = ['/usr/bin/rbd', '-p', $pool, '-m', $monhost]; | |
39 | ||
40 | if(-e $keyring){ | |
41 | push @$cmd, '-n', "client.$username"; | |
42 | push @$cmd, '--keyring', $keyring; | |
43 | push @$cmd, '--auth_supported', 'cephx'; | |
44 | }else{ | |
45 | push @$cmd, '--auth_supported', 'none'; | |
46 | } | |
47 | ||
48 | push @$cmd, $op; | |
3e195ccc | 49 | |
411476cd | 50 | push @$cmd, @options if scalar(@options); |
3e195ccc | 51 | |
411476cd DM |
52 | return $cmd; |
53 | }; | |
0509010d | 54 | |
69589444 AD |
55 | my $rados_cmd = sub { |
56 | my ($scfg, $storeid, $op, @options) = @_; | |
57 | ||
58 | my $monhost = $scfg->{monhost}; | |
59 | $monhost =~ s/;/,/g; | |
60 | ||
1440604a AD |
61 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; |
62 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
63 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; | |
64 | ||
65 | my $cmd = ['/usr/bin/rados', '-p', $pool, '-m', $monhost]; | |
66 | ||
67 | if(-e $keyring){ | |
68 | push @$cmd, '-n', "client.$username"; | |
69 | push @$cmd, '--keyring', $keyring; | |
70 | push @$cmd, '--auth_supported', 'cephx'; | |
71 | }else{ | |
72 | push @$cmd, '--auth_supported', 'none'; | |
73 | } | |
74 | ||
75 | push @$cmd, $op; | |
69589444 AD |
76 | |
77 | push @$cmd, @options if scalar(@options); | |
78 | ||
79 | return $cmd; | |
80 | }; | |
81 | ||
411476cd DM |
82 | sub rbd_ls { |
83 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 84 | |
7cb2889a | 85 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l'); |
1440604a | 86 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 87 | |
411476cd | 88 | my $list = {}; |
0509010d | 89 | |
8c3abf12 | 90 | my $parser = sub { |
411476cd | 91 | my $line = shift; |
0509010d | 92 | |
ca1e168a AD |
93 | if ($line =~ m/^((vm|base)-(\d+)-disk-\d+)\s+(\d+)(M|G|T)\s((\S+)\/((vm|base)-\d+-\S+@\S+))?/) { |
94 | my ($image, $owner, $size, $unit, $parent) = ($1, $3, $4, $5, $8); | |
0509010d | 95 | |
1440604a | 96 | $list->{$pool}->{$image} = { |
411476cd | 97 | name => $image, |
249cb647 | 98 | size => $size*rbd_unittobytes()->{$unit}, |
62b98a65 | 99 | parent => $parent, |
411476cd DM |
100 | vmid => $owner |
101 | }; | |
102 | } | |
8c3abf12 DM |
103 | }; |
104 | ||
105 | eval { | |
106 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
107 | }; | |
108 | my $err = $@; | |
109 | ||
110 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
111 | |
112 | return $list; | |
0509010d AD |
113 | } |
114 | ||
62b98a65 | 115 | sub rbd_volume_info { |
992e6835 AD |
116 | my ($scfg, $storeid, $volname, $snap) = @_; |
117 | ||
118 | my $cmd = undef; | |
119 | ||
120 | if($snap){ | |
121 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname, '--snap', $snap); | |
122 | }else{ | |
123 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
124 | } | |
e110213e | 125 | |
e110213e | 126 | my $size = undef; |
62b98a65 | 127 | my $parent = undef; |
992e6835 AD |
128 | my $format = undef; |
129 | my $protected = undef; | |
62b98a65 | 130 | |
e110213e AD |
131 | my $parser = sub { |
132 | my $line = shift; | |
133 | ||
249cb647 SP |
134 | if ($line =~ m/size (\d+) (M|G|T)B in (\d+) objects/) { |
135 | $size = $1 * rbd_unittobytes()->{$2} if ($1); | |
62b98a65 AD |
136 | } elsif ($line =~ m/parent:\s(\S+)\/(\S+)/) { |
137 | $parent = $2; | |
992e6835 AD |
138 | } elsif ($line =~ m/format:\s(\d+)/) { |
139 | $format = $1; | |
140 | } elsif ($line =~ m/protected:\s(\S+)/) { | |
141 | $protected = 1 if $1 eq "True"; | |
e110213e | 142 | } |
992e6835 | 143 | |
e110213e AD |
144 | }; |
145 | ||
146 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
147 | ||
992e6835 | 148 | return ($size, $parent, $format, $protected); |
e110213e AD |
149 | } |
150 | ||
0509010d AD |
151 | sub addslashes { |
152 | my $text = shift; | |
153 | $text =~ s/;/\\;/g; | |
154 | $text =~ s/:/\\:/g; | |
155 | return $text; | |
156 | } | |
157 | ||
e5427b00 | 158 | # Configuration |
0509010d | 159 | |
e5427b00 AD |
160 | PVE::JSONSchema::register_format('pve-storage-monhost', \&parse_monhost); |
161 | sub parse_monhost { | |
0509010d AD |
162 | my ($name, $noerr) = @_; |
163 | ||
164 | if ($name !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
165 | return undef if $noerr; | |
166 | die "lvm name '$name' contains illegal characters\n"; | |
167 | } | |
168 | ||
169 | return $name; | |
170 | } | |
171 | ||
0509010d AD |
172 | sub type { |
173 | return 'rbd'; | |
174 | } | |
175 | ||
176 | sub plugindata { | |
177 | return { | |
178 | content => [ {images => 1}, { images => 1 }], | |
179 | }; | |
180 | } | |
181 | ||
182 | sub properties { | |
183 | return { | |
e5427b00 | 184 | monhost => { |
0509010d | 185 | description => "Monitors daemon ips.", |
e5427b00 | 186 | type => 'string', |
0509010d | 187 | }, |
e5427b00 AD |
188 | pool => { |
189 | description => "Pool.", | |
0509010d AD |
190 | type => 'string', |
191 | }, | |
e5427b00 AD |
192 | username => { |
193 | description => "RBD Id.", | |
0509010d AD |
194 | type => 'string', |
195 | }, | |
e5427b00 | 196 | authsupported => { |
0509010d AD |
197 | description => "Authsupported.", |
198 | type => 'string', | |
199 | }, | |
200 | }; | |
201 | } | |
202 | ||
203 | sub options { | |
204 | return { | |
35d6dfaf AD |
205 | nodes => { optional => 1 }, |
206 | disable => { optional => 1 }, | |
e5427b00 | 207 | monhost => { fixed => 1 }, |
1440604a AD |
208 | pool => { optional => 1 }, |
209 | username => { optional => 1 }, | |
0509010d AD |
210 | content => { optional => 1 }, |
211 | }; | |
212 | } | |
213 | ||
214 | # Storage implementation | |
215 | ||
216 | sub parse_volname { | |
217 | my ($class, $volname) = @_; | |
218 | ||
d04c7e55 AD |
219 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
220 | return ('images', $4, $7, $2, $3, $5); | |
0509010d AD |
221 | } |
222 | ||
223 | die "unable to parse rbd volume name '$volname'\n"; | |
224 | } | |
225 | ||
226 | sub path { | |
38e6ec3f | 227 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d AD |
228 | |
229 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
38e6ec3f | 230 | $name .= '@'.$snapname if $snapname; |
0509010d | 231 | |
e5427b00 | 232 | my $monhost = addslashes($scfg->{monhost}); |
1440604a AD |
233 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
234 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; | |
235 | ||
236 | my $path = "rbd:$pool/$name:mon_host=$monhost"; | |
237 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; | |
238 | ||
239 | if(-e $keyring ){ | |
240 | $path .= ":id=$username:auth_supported=cephx:keyring=$keyring"; | |
241 | }else{ | |
242 | $path .= ":auth_supported=none"; | |
243 | } | |
0509010d AD |
244 | |
245 | return ($path, $vmid, $vtype); | |
246 | } | |
247 | ||
5b9b9b14 AD |
248 | my $find_free_diskname = sub { |
249 | my ($storeid, $scfg, $vmid) = @_; | |
250 | ||
251 | my $rbd = rbd_ls($scfg, $storeid); | |
1440604a | 252 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
5b9b9b14 | 253 | my $disk_ids = {}; |
1440604a | 254 | my $dat = $rbd->{$pool}; |
5b9b9b14 AD |
255 | |
256 | foreach my $image (keys %$dat) { | |
257 | my $volname = $dat->{$image}->{name}; | |
258 | if ($volname =~ m/(vm|base)-$vmid-disk-(\d+)/){ | |
259 | $disk_ids->{$2} = 1; | |
260 | } | |
261 | } | |
262 | #fix: can we search in $rbd hash key with a regex to find (vm|base) ? | |
263 | for (my $i = 1; $i < 100; $i++) { | |
264 | if (!$disk_ids->{$i}) { | |
265 | return "vm-$vmid-disk-$i"; | |
266 | } | |
267 | } | |
268 | ||
269 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"; | |
270 | }; | |
271 | ||
5eab0272 DM |
272 | sub create_base { |
273 | my ($class, $storeid, $scfg, $volname) = @_; | |
274 | ||
992e6835 AD |
275 | my $snap = '__base__'; |
276 | ||
277 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
278 | $class->parse_volname($volname); | |
279 | ||
280 | die "create_base not possible with base image\n" if $isBase; | |
281 | ||
282 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
283 | die "rbd volume info on '$name' failed\n" if !($size); | |
284 | ||
285 | die "rbd image must be at format V2" if $format ne "2"; | |
286 | ||
287 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
288 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
289 | ||
290 | my $newname = $name; | |
291 | $newname =~ s/^vm-/base-/; | |
292 | ||
293 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
294 | ||
8897f5dc | 295 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
8cc61009 | 296 | run_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
297 | |
298 | my $running = undef; #fixme : is create_base always offline ? | |
299 | ||
300 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
301 | ||
302 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
303 | ||
304 | if (!$protected){ | |
305 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
8cc61009 | 306 | run_command($cmd, errmsg => "rbd protect $newname snap $snap' error"); |
992e6835 AD |
307 | } |
308 | ||
309 | return $newvolname; | |
310 | ||
5eab0272 DM |
311 | } |
312 | ||
313 | sub clone_image { | |
314 | my ($class, $scfg, $storeid, $volname, $vmid) = @_; | |
315 | ||
f2708285 AD |
316 | my $snap = '__base__'; |
317 | ||
318 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
319 | $class->parse_volname($volname); | |
320 | ||
321 | die "clone_image onyl works on base images\n" if !$isBase; | |
322 | ||
323 | my $name = &$find_free_diskname($storeid, $scfg, $vmid); | |
324 | ||
325 | warn "clone $volname: $basename to $name\n"; | |
326 | ||
327 | my $newvol = "$basename/$name"; | |
328 | ||
3e29c0f2 | 329 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), '--snap', $snap, &$add_pool_to_disk($scfg, $name)); |
8cc61009 | 330 | run_command($cmd, errmsg => "rbd clone $basename' error"); |
f2708285 AD |
331 | |
332 | return $newvol; | |
5eab0272 DM |
333 | } |
334 | ||
0509010d AD |
335 | sub alloc_image { |
336 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
337 | ||
338 | ||
e5427b00 | 339 | die "illegal name '$name' - sould be 'vm-$vmid-*'\n" |
0509010d | 340 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 341 | |
8b3ae518 | 342 | $name = &$find_free_diskname($storeid, $scfg, $vmid); |
0509010d | 343 | |
a8c3f8f6 | 344 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
8cc61009 | 345 | run_command($cmd, errmsg => "rbd create $name' error"); |
0509010d AD |
346 | |
347 | return $name; | |
348 | } | |
349 | ||
350 | sub free_image { | |
32437ed2 | 351 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 352 | |
42d07b9a AD |
353 | my ($vtype, $name, $vmid, undef, undef, undef) = |
354 | $class->parse_volname($volname); | |
355 | ||
356 | if ($isBase) { | |
357 | my $snap = '__base__'; | |
358 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); | |
359 | if ($protected){ | |
360 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
8cc61009 | 361 | run_command($cmd, errmsg => "rbd unprotect $name snap $snap' error"); |
42d07b9a AD |
362 | } |
363 | } | |
364 | ||
365 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); | |
8cc61009 | 366 | run_command($cmd, errmsg => "rbd snap purge $volname' error"); |
c30470a3 | 367 | |
42d07b9a | 368 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
8cc61009 | 369 | run_command($cmd, errmsg => "rbd rm $volname' error"); |
0509010d AD |
370 | |
371 | return undef; | |
372 | } | |
373 | ||
374 | sub list_images { | |
375 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
376 | ||
e5427b00 | 377 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 378 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 379 | |
0509010d AD |
380 | my $res = []; |
381 | ||
1440604a | 382 | if (my $dat = $cache->{rbd}->{$pool}) { |
0509010d AD |
383 | foreach my $image (keys %$dat) { |
384 | ||
385 | my $volname = $dat->{$image}->{name}; | |
386 | ||
387 | my $volid = "$storeid:$volname"; | |
388 | ||
0509010d AD |
389 | my $owner = $dat->{$volname}->{vmid}; |
390 | if ($vollist) { | |
391 | my $found = grep { $_ eq $volid } @$vollist; | |
392 | next if !$found; | |
393 | } else { | |
394 | next if defined ($vmid) && ($owner ne $vmid); | |
395 | } | |
396 | ||
397 | my $info = $dat->{$volname}; | |
398 | $info->{volid} = $volid; | |
411476cd | 399 | $info->{format} = 'raw'; |
0509010d AD |
400 | |
401 | push @$res, $info; | |
402 | } | |
403 | } | |
404 | ||
411476cd | 405 | return $res; |
0509010d AD |
406 | } |
407 | ||
0509010d AD |
408 | sub status { |
409 | my ($class, $storeid, $scfg, $cache) = @_; | |
410 | ||
69589444 AD |
411 | my $cmd = &$rados_cmd($scfg, $storeid, 'df'); |
412 | ||
413 | my $stats = {}; | |
414 | ||
415 | my $parser = sub { | |
416 | my $line = shift; | |
417 | if ($line =~ m/^\s+total\s(\S+)\s+(\d+)/) { | |
418 | $stats->{$1} = $2; | |
419 | } | |
420 | }; | |
421 | ||
422 | eval { | |
423 | run_command($cmd, errmsg => "rados error", errfunc => sub {}, outfunc => $parser); | |
424 | }; | |
425 | ||
426 | my $total = $stats->{space} ? $stats->{space}*1024 : 0; | |
427 | my $free = $stats->{avail} ? $stats->{avail}*1024 : 0; | |
428 | my $used = $stats->{used} ? $stats->{used}*1024: 0; | |
0509010d | 429 | my $active = 1; |
0509010d | 430 | |
411476cd | 431 | return ($total, $free, $used, $active); |
0509010d AD |
432 | } |
433 | ||
434 | sub activate_storage { | |
435 | my ($class, $storeid, $scfg, $cache) = @_; | |
436 | return 1; | |
437 | } | |
438 | ||
439 | sub deactivate_storage { | |
440 | my ($class, $storeid, $scfg, $cache) = @_; | |
441 | return 1; | |
442 | } | |
443 | ||
444 | sub activate_volume { | |
445 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
446 | return 1; | |
447 | } | |
448 | ||
449 | sub deactivate_volume { | |
450 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
451 | return 1; | |
452 | } | |
453 | ||
0002d9cc AD |
454 | sub volume_size_info { |
455 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
456 | ||
81d1d017 AD |
457 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
458 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 459 | return $size; |
0002d9cc AD |
460 | } |
461 | ||
e7a42a76 AD |
462 | sub volume_resize { |
463 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
464 | ||
465 | return 1 if $running; | |
466 | ||
478fc06c AD |
467 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
468 | ||
469 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--size', ($size/1024/1024), $name); | |
8cc61009 | 470 | run_command($cmd, errmsg => "rbd resize $volname' error"); |
e7a42a76 AD |
471 | return undef; |
472 | } | |
473 | ||
788dd8e1 AD |
474 | sub volume_snapshot { |
475 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
476 | ||
477 | return 1 if $running; | |
478 | ||
9af33ed0 AD |
479 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
480 | ||
481 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
8cc61009 | 482 | run_command($cmd, errmsg => "rbd snapshot $volname' error"); |
788dd8e1 AD |
483 | return undef; |
484 | } | |
485 | ||
5a2b2e2f AD |
486 | sub volume_snapshot_rollback { |
487 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
488 | ||
c6ce2cc8 AD |
489 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
490 | ||
491 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
8cc61009 | 492 | run_command($cmd, errmsg => "rbd snapshot $volname to $snap' error"); |
5a2b2e2f AD |
493 | } |
494 | ||
cce29bcd AD |
495 | sub volume_snapshot_delete { |
496 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
497 | ||
498 | return 1 if $running; | |
499 | ||
c78cb110 AD |
500 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
501 | ||
502 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); | |
8cc61009 | 503 | run_command($cmd, errmsg => "rbd snapshot $volname' error"); |
cce29bcd AD |
504 | return undef; |
505 | } | |
506 | ||
774f21b9 AD |
507 | sub volume_has_feature { |
508 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
509 | ||
510 | my $features = { | |
5649ccfe AD |
511 | snapshot => { current => 1, snap => 1}, |
512 | clone => { base => 1}, | |
513 | template => { current => 1}, | |
514 | copy => { base => 1, current => 1, snap => 1}, | |
774f21b9 AD |
515 | }; |
516 | ||
1e7ae581 AD |
517 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
518 | $class->parse_volname($volname); | |
519 | ||
520 | my $key = undef; | |
521 | if($snapname){ | |
2c5a7097 | 522 | $key = 'snap'; |
1e7ae581 AD |
523 | }else{ |
524 | $key = $isBase ? 'base' : 'current'; | |
525 | } | |
526 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
527 | |
528 | return undef; | |
529 | } | |
530 | ||
0509010d | 531 | 1; |