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Commit | Line | Data |
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e4fc8228 AD |
1 | package PVE::Storage::SheepdogPlugin; |
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 | ||
be6339fc DM |
12 | my $collie_cmd = sub { |
13 | my ($scfg, $class, $op, @options) = @_; | |
e4fc8228 AD |
14 | |
15 | my $portal = $scfg->{portal}; | |
16 | my ($server, $port) = split(':', $portal); | |
be6339fc DM |
17 | my $cmd = ['/usr/sbin/collie', $class, $op, '-a', $server]; |
18 | push @$cmd, '-p', $port if $port; | |
7f8373d2 | 19 | |
be6339fc DM |
20 | push @$cmd, @options if scalar(@options); |
21 | ||
22 | return $cmd; | |
23 | }; | |
e4fc8228 | 24 | |
be6339fc DM |
25 | sub sheepdog_ls { |
26 | my ($scfg, $storeid) = @_; | |
e4fc8228 | 27 | |
ba4ee9ba AD |
28 | my $cmd = &$collie_cmd($scfg, 'vdi', 'graph'); |
29 | ||
30 | my $relationship = {}; | |
31 | my $child = undef; | |
32 | ||
33 | run_command($cmd, outfunc => sub { | |
34 | my $line = shift; | |
35 | ||
36 | my $parent = undef; | |
37 | my $name = undef; | |
38 | ||
39 | $line = trim($line); | |
40 | ||
41 | if ($line =~ /\"(\S+)\"\s->\s\"(\S+)\"/) { | |
42 | $parent = $1; | |
43 | $child = $2; | |
44 | $relationship->{$child}->{parent} = $parent; | |
45 | } | |
46 | elsif ($line =~ /group\s\=\s\"(\S+)\",/) { | |
47 | $name = $1; | |
48 | $relationship->{$child}->{name} = $name if $child; | |
49 | ||
50 | } | |
51 | ||
52 | }); | |
53 | ||
54 | ||
55 | $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r'); | |
be6339fc DM |
56 | |
57 | my $list = {}; | |
58 | ||
59 | run_command($cmd, outfunc => sub { | |
e4fc8228 AD |
60 | my $line = shift; |
61 | $line = trim($line); | |
a76d3c97 | 62 | if ($line =~ /(=|c) ((vm|base)-(\d+)-\S+)\s+(\d+)\s+(\d+)\s(\d+)\s(\d+)\s(\d+)\s(\S+)\s(\d+)/) { |
ba4ee9ba | 63 | my $image = $2; |
a76d3c97 AD |
64 | my $owner = $4; |
65 | my $size = $5; | |
66 | my $idvdi = $10; | |
ba4ee9ba | 67 | my $parentid = $relationship->{$idvdi}->{parent} if $relationship->{$idvdi}->{parent}; |
73b6f89b | 68 | my $parent = $relationship->{$parentid}->{name} if $parentid; |
e4fc8228 AD |
69 | $list->{$storeid}->{$image} = { |
70 | name => $image, | |
71 | size => $size, | |
ba4ee9ba | 72 | parent => $parent, |
e4fc8228 AD |
73 | vmid => $owner |
74 | }; | |
e4fc8228 AD |
75 | } |
76 | }); | |
77 | ||
78 | return $list; | |
e4fc8228 AD |
79 | } |
80 | ||
3cb21703 AD |
81 | sub sheepdog_snapshot_ls { |
82 | my ($scfg, $volname) = @_; | |
83 | ||
84 | my $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r'); | |
85 | ||
86 | my $list = {}; | |
87 | run_command($cmd, outfunc => sub { | |
88 | my $line = shift; | |
89 | $line = trim($line); | |
a602d957 AD |
90 | if ($line =~ m/s $volname (\d+) (\d+) (\d+) (\d+) (\d+) (\S+) (\d+) (\S+)/) { |
91 | $list->{$8} = 1; | |
3cb21703 AD |
92 | } |
93 | }); | |
94 | ||
95 | return $list; | |
96 | } | |
97 | ||
e4fc8228 AD |
98 | # Configuration |
99 | ||
100 | ||
101 | sub type { | |
102 | return 'sheepdog'; | |
103 | } | |
104 | ||
105 | sub plugindata { | |
106 | return { | |
107 | content => [ {images => 1}, { images => 1 }], | |
108 | }; | |
109 | } | |
110 | ||
111 | ||
112 | sub options { | |
113 | return { | |
911ce850 AD |
114 | nodes => { optional => 1 }, |
115 | disable => { optional => 1 }, | |
e4fc8228 AD |
116 | portal => { fixed => 1 }, |
117 | content => { optional => 1 }, | |
118 | }; | |
119 | } | |
120 | ||
121 | # Storage implementation | |
122 | ||
123 | sub parse_volname { | |
124 | my ($class, $volname) = @_; | |
125 | ||
648095a9 AD |
126 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
127 | return ('images', $4, $7, $2, $3, $5); | |
e4fc8228 AD |
128 | } |
129 | ||
130 | die "unable to parse rbd volume name '$volname'\n"; | |
131 | } | |
132 | ||
133 | sub path { | |
134 | my ($class, $scfg, $volname, $storeid) = @_; | |
135 | ||
136 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
137 | ||
138 | my $portal = $scfg->{portal}; | |
f7a1e35f DM |
139 | my ($server, $port) = split(':', $portal); |
140 | $port = 7000 if !$port; | |
7f8373d2 | 141 | |
f7a1e35f | 142 | my $path = "sheepdog:$server:$port:$name"; |
e4fc8228 AD |
143 | |
144 | return ($path, $vmid, $vtype); | |
145 | } | |
146 | ||
19860f5b AD |
147 | my $find_free_diskname = sub { |
148 | my ($storeid, $scfg, $vmid) = @_; | |
149 | ||
150 | my $sheepdog = sheepdog_ls($scfg, $storeid); | |
151 | my $dat = $sheepdog->{sheepdog}; | |
152 | my $disk_ids = {}; | |
153 | ||
154 | foreach my $image (keys %$dat) { | |
155 | my $volname = $dat->{$image}->{name}; | |
156 | if ($volname =~ m/(vm|base)-$vmid-disk-(\d+)/){ | |
157 | $disk_ids->{$2} = 1; | |
158 | } | |
159 | } | |
160 | ||
161 | for (my $i = 1; $i < 100; $i++) { | |
162 | if (!$disk_ids->{$i}) { | |
163 | return "vm-$vmid-disk-$i"; | |
164 | } | |
165 | } | |
166 | ||
167 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"; | |
168 | }; | |
169 | ||
5eab0272 DM |
170 | sub create_base { |
171 | my ($class, $storeid, $scfg, $volname) = @_; | |
172 | ||
8a3c8d0e AD |
173 | my $snap = '__base__'; |
174 | ||
175 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
176 | $class->parse_volname($volname); | |
177 | ||
178 | die "create_base not possible with base image\n" if $isBase; | |
179 | ||
180 | my $sheepdog = sheepdog_ls($scfg, $storeid); | |
181 | die "sheepdog volume info on '$name' failed\n" if !($sheepdog->{sheepdog}->{$name}); | |
182 | my $parent = $sheepdog->{sheepdog}->{$name}->{parent}; | |
183 | ||
184 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
185 | if $basename && (!$parent || $parent ne $basename); | |
186 | ||
187 | my $newname = $name; | |
188 | $newname =~ s/^vm-/base-/; | |
189 | ||
190 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
191 | ||
192 | #sheepdog can't rename, so we clone then delete the parent | |
193 | ||
194 | my $tempsnap = '__tempforbase__'; | |
195 | ||
196 | my $cmd = &$collie_cmd($scfg, 'vdi', 'snapshot', '-s', $tempsnap, $name); | |
197 | run_command($cmd, errmsg => "sheepdog snapshot $volname' error"); | |
198 | ||
199 | $cmd = &$collie_cmd($scfg, 'vdi', 'clone', '-s', $tempsnap, $name, $newname); | |
200 | run_command($cmd, errmsg => "sheepdog clone $volname' error"); | |
201 | ||
202 | $cmd = &$collie_cmd($scfg, 'vdi', 'delete', '-s', $tempsnap, $name); | |
203 | run_command($cmd, errmsg => "sheepdog delete snapshot $volname' error"); | |
204 | ||
205 | $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , $name); | |
206 | run_command($cmd, errmsg => "sheepdog delete $volname' error"); | |
207 | ||
208 | #create the base snapshot | |
209 | my $running = undef; #fixme : is create_base always offline ? | |
210 | ||
211 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
212 | ||
213 | return $newvolname; | |
5eab0272 DM |
214 | } |
215 | ||
216 | sub clone_image { | |
217 | my ($class, $scfg, $storeid, $volname, $vmid) = @_; | |
218 | ||
87157341 AD |
219 | my $snap = '__base__'; |
220 | ||
221 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
222 | $class->parse_volname($volname); | |
223 | ||
224 | die "clone_image only works on base images\n" if !$isBase; | |
225 | ||
226 | my $name = &$find_free_diskname($storeid, $scfg, $vmid); | |
227 | ||
228 | warn "clone $volname: $basename to $name\n"; | |
229 | ||
230 | my $newvol = "$basename/$name"; | |
231 | ||
232 | my $cmd = &$collie_cmd($scfg, 'vdi', 'clone', '-s', $snap, $basename, $name); | |
233 | run_command($cmd, errmsg => "sheepdog clone $volname' error"); | |
234 | ||
235 | return $newvol; | |
5eab0272 DM |
236 | } |
237 | ||
e4fc8228 AD |
238 | sub alloc_image { |
239 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
240 | ||
e4fc8228 AD |
241 | die "illegal name '$name' - sould be 'vm-$vmid-*'\n" |
242 | if $name && $name !~ m/^vm-$vmid-/; | |
e4fc8228 | 243 | |
19860f5b | 244 | $name = &$find_free_diskname($storeid, $scfg, $vmid); |
be6339fc DM |
245 | |
246 | my $cmd = &$collie_cmd($scfg, 'vdi', 'create', $name , "${size}KB"); | |
247 | ||
e4fc8228 AD |
248 | run_command($cmd, errmsg => "sheepdog create $name' error"); |
249 | ||
250 | return $name; | |
251 | } | |
252 | ||
253 | sub free_image { | |
32437ed2 | 254 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
e4fc8228 | 255 | |
b2f975cf AD |
256 | my ($vtype, $name, $vmid, undef, undef, undef) = |
257 | $class->parse_volname($volname); | |
258 | ||
259 | my $snapshots = sheepdog_snapshot_ls($scfg, $name); | |
3cb21703 | 260 | while (my ($snapname) = each %$snapshots) { |
b2f975cf AD |
261 | my $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , '-s', $snapname, $name); |
262 | run_command($cmd, errmsg => "sheepdog delete snapshot $snapname $name' error"); | |
3cb21703 AD |
263 | } |
264 | ||
b2f975cf | 265 | my $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , $name); |
e4fc8228 | 266 | |
b2f975cf | 267 | run_command($cmd, errmsg => "sheepdog delete $name' error"); |
e4fc8228 AD |
268 | |
269 | return undef; | |
270 | } | |
271 | ||
272 | sub list_images { | |
273 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
274 | ||
275 | $cache->{sheepdog} = sheepdog_ls($scfg, $storeid) if !$cache->{sheepdog}; | |
276 | my $res = []; | |
277 | ||
278 | if (my $dat = $cache->{sheepdog}->{$storeid}) { | |
279 | foreach my $image (keys %$dat) { | |
280 | ||
281 | my $volname = $dat->{$image}->{name}; | |
b22af8ee AD |
282 | my $parent = $dat->{$image}->{parent}; |
283 | ||
284 | my $volid = undef; | |
285 | if ($parent && $parent ne $volname) { | |
286 | $volid = "$storeid:$parent/$volname"; | |
287 | } else { | |
288 | $volid = "$storeid:$volname"; | |
289 | } | |
e4fc8228 | 290 | |
e4fc8228 AD |
291 | my $owner = $dat->{$volname}->{vmid}; |
292 | if ($vollist) { | |
293 | my $found = grep { $_ eq $volid } @$vollist; | |
294 | next if !$found; | |
295 | } else { | |
296 | next if defined ($vmid) && ($owner ne $vmid); | |
297 | } | |
298 | ||
299 | my $info = $dat->{$volname}; | |
300 | $info->{volid} = $volid; | |
be6339fc | 301 | $info->{format} = 'raw'; |
e4fc8228 AD |
302 | push @$res, $info; |
303 | } | |
304 | } | |
7f8373d2 | 305 | |
e4fc8228 AD |
306 | return $res; |
307 | } | |
308 | ||
309 | ||
310 | sub status { | |
311 | my ($class, $storeid, $scfg, $cache) = @_; | |
312 | ||
313 | my $total = 0; | |
314 | my $free = 0; | |
315 | my $used = 0; | |
316 | my $active = 1; | |
e9256323 DM |
317 | |
318 | my $cmd = &$collie_cmd($scfg, 'node', 'info' , '-r'); | |
319 | ||
320 | my $parser = sub { | |
321 | my $line = shift; | |
322 | if ($line =~ m/^Total\s(\d+)\s(\d+)\s/) { | |
323 | $total = $1; | |
324 | $used = $2; | |
325 | $free = $total - $used; | |
326 | } | |
327 | }; | |
328 | ||
329 | run_command($cmd, outfunc => $parser, errmsg => "sheepdog node info error"); | |
330 | ||
e4fc8228 AD |
331 | return ($total,$free,$used,$active); |
332 | ||
333 | return undef; | |
334 | } | |
335 | ||
336 | sub activate_storage { | |
337 | my ($class, $storeid, $scfg, $cache) = @_; | |
338 | return 1; | |
339 | } | |
340 | ||
341 | sub deactivate_storage { | |
342 | my ($class, $storeid, $scfg, $cache) = @_; | |
343 | return 1; | |
344 | } | |
345 | ||
346 | sub activate_volume { | |
347 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
348 | return 1; | |
349 | } | |
350 | ||
351 | sub deactivate_volume { | |
352 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
353 | return 1; | |
354 | } | |
355 | ||
27923b43 AD |
356 | sub volume_size_info { |
357 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
358 | ||
61b8ccc9 AD |
359 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
360 | $class->parse_volname($volname); | |
361 | ||
c732d5db AD |
362 | my $size = undef; |
363 | ||
73b6f89b | 364 | my $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r'); |
c732d5db AD |
365 | |
366 | run_command($cmd, outfunc => sub { | |
367 | my $line = shift; | |
368 | $line = trim($line); | |
61b8ccc9 | 369 | if ($line =~ /(=|c) $name\s+(\d+)\s+(\d+)\s(\d+)\s(\d+)\s/) { |
73b6f89b | 370 | $size = $3; |
c732d5db AD |
371 | |
372 | } | |
373 | }); | |
374 | ||
375 | return $size; | |
27923b43 AD |
376 | } |
377 | ||
9ffffc2e AD |
378 | sub volume_resize { |
379 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
380 | ||
fddfc538 AD |
381 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
382 | $class->parse_volname($volname); | |
383 | ||
384 | my $cmd = &$collie_cmd($scfg, 'vdi', 'resize' , $name, $size); | |
385 | run_command($cmd, errmsg => "sheepdog resize $name' error"); | |
9ffffc2e AD |
386 | |
387 | return undef; | |
388 | } | |
389 | ||
50a19c09 AD |
390 | sub volume_snapshot { |
391 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
392 | ||
393 | return 1 if $running; | |
394 | ||
d719effa AD |
395 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
396 | $class->parse_volname($volname); | |
397 | ||
398 | my $cmd = &$collie_cmd($scfg, 'vdi', 'snapshot', '-s', $snap, $name); | |
50a19c09 AD |
399 | run_command($cmd, errmsg => "sheepdog snapshot $volname' error"); |
400 | ||
401 | return undef; | |
402 | } | |
403 | ||
948b2e22 AD |
404 | sub volume_snapshot_rollback { |
405 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
406 | ||
b8f4f5be AD |
407 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
408 | $class->parse_volname($volname); | |
409 | ||
410 | my $cmd = &$collie_cmd($scfg, 'vdi', 'rollback', '-s', $snap, $name); | |
411 | run_command($cmd, errmsg => "sheepdog snapshot $name' error"); | |
948b2e22 AD |
412 | |
413 | } | |
414 | ||
9cd89ee3 AD |
415 | sub volume_snapshot_delete { |
416 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
417 | ||
418 | return 1 if $running; | |
419 | ||
d99eee93 AD |
420 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
421 | $class->parse_volname($volname); | |
422 | ||
423 | my $cmd = &$collie_cmd($scfg, 'vdi', 'delete', '-s', $snap, $name); | |
424 | run_command($cmd, errmsg => "sheepdog snapshot $name' error"); | |
9cd89ee3 AD |
425 | |
426 | return undef; | |
427 | } | |
428 | ||
c0235499 AD |
429 | sub volume_has_feature { |
430 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
431 | ||
432 | my $features = { | |
433 | snapshot => { current => 1, snap => 1}, | |
434 | clone => { snap => 1}, | |
435 | }; | |
436 | ||
437 | my $snap = $snapname ? 'snap' : 'current'; | |
438 | return 1 if $features->{$feature}->{$snap}; | |
439 | ||
440 | return undef; | |
441 | } | |
442 | ||
e4fc8228 | 443 | 1; |