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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 | ||
411476cd DM |
20 | my $rbd_cmd = sub { |
21 | my ($scfg, $storeid, $op, @options) = @_; | |
0509010d | 22 | |
e5427b00 | 23 | my $monhost = $scfg->{monhost}; |
0509010d AD |
24 | $monhost =~ s/;/,/g; |
25 | ||
411476cd DM |
26 | my $cmd = ['/usr/bin/rbd', '-p', $scfg->{pool}, '-m', $monhost, '-n', |
27 | "client.$scfg->{username}", | |
28 | '--keyring', "/etc/pve/priv/ceph/${storeid}.keyring", | |
29 | '--auth_supported', $scfg->{authsupported}, $op]; | |
3e195ccc | 30 | |
411476cd | 31 | push @$cmd, @options if scalar(@options); |
3e195ccc | 32 | |
411476cd DM |
33 | return $cmd; |
34 | }; | |
0509010d | 35 | |
69589444 AD |
36 | my $rados_cmd = sub { |
37 | my ($scfg, $storeid, $op, @options) = @_; | |
38 | ||
39 | my $monhost = $scfg->{monhost}; | |
40 | $monhost =~ s/;/,/g; | |
41 | ||
42 | my $cmd = ['/usr/bin/rados', '-p', $scfg->{pool}, '-m', $monhost, '-n', | |
43 | "client.$scfg->{username}", | |
44 | '--keyring', "/etc/pve/priv/ceph/${storeid}.keyring", | |
45 | '--auth_supported', $scfg->{authsupported}, $op]; | |
46 | ||
47 | push @$cmd, @options if scalar(@options); | |
48 | ||
49 | return $cmd; | |
50 | }; | |
51 | ||
411476cd DM |
52 | sub rbd_ls { |
53 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 54 | |
7cb2889a | 55 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l'); |
d70e7f6c | 56 | |
411476cd | 57 | my $list = {}; |
0509010d | 58 | |
8c3abf12 | 59 | my $parser = sub { |
411476cd | 60 | my $line = shift; |
0509010d | 61 | |
ca1e168a AD |
62 | if ($line =~ m/^((vm|base)-(\d+)-disk-\d+)\s+(\d+)(M|G|T)\s((\S+)\/((vm|base)-\d+-\S+@\S+))?/) { |
63 | my ($image, $owner, $size, $unit, $parent) = ($1, $3, $4, $5, $8); | |
0509010d | 64 | |
411476cd DM |
65 | $list->{$scfg->{pool}}->{$image} = { |
66 | name => $image, | |
249cb647 | 67 | size => $size*rbd_unittobytes()->{$unit}, |
62b98a65 | 68 | parent => $parent, |
411476cd DM |
69 | vmid => $owner |
70 | }; | |
71 | } | |
8c3abf12 DM |
72 | }; |
73 | ||
74 | eval { | |
75 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
76 | }; | |
77 | my $err = $@; | |
78 | ||
79 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
80 | |
81 | return $list; | |
0509010d AD |
82 | } |
83 | ||
62b98a65 | 84 | sub rbd_volume_info { |
992e6835 AD |
85 | my ($scfg, $storeid, $volname, $snap) = @_; |
86 | ||
87 | my $cmd = undef; | |
88 | ||
89 | if($snap){ | |
90 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname, '--snap', $snap); | |
91 | }else{ | |
92 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
93 | } | |
e110213e | 94 | |
e110213e | 95 | my $size = undef; |
62b98a65 | 96 | my $parent = undef; |
992e6835 AD |
97 | my $format = undef; |
98 | my $protected = undef; | |
62b98a65 | 99 | |
e110213e AD |
100 | my $parser = sub { |
101 | my $line = shift; | |
102 | ||
249cb647 SP |
103 | if ($line =~ m/size (\d+) (M|G|T)B in (\d+) objects/) { |
104 | $size = $1 * rbd_unittobytes()->{$2} if ($1); | |
62b98a65 AD |
105 | } elsif ($line =~ m/parent:\s(\S+)\/(\S+)/) { |
106 | $parent = $2; | |
992e6835 AD |
107 | } elsif ($line =~ m/format:\s(\d+)/) { |
108 | $format = $1; | |
109 | } elsif ($line =~ m/protected:\s(\S+)/) { | |
110 | $protected = 1 if $1 eq "True"; | |
e110213e | 111 | } |
992e6835 | 112 | |
e110213e AD |
113 | }; |
114 | ||
115 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
116 | ||
992e6835 | 117 | return ($size, $parent, $format, $protected); |
e110213e AD |
118 | } |
119 | ||
0509010d AD |
120 | sub addslashes { |
121 | my $text = shift; | |
122 | $text =~ s/;/\\;/g; | |
123 | $text =~ s/:/\\:/g; | |
124 | return $text; | |
125 | } | |
126 | ||
e5427b00 | 127 | # Configuration |
0509010d | 128 | |
e5427b00 AD |
129 | PVE::JSONSchema::register_format('pve-storage-monhost', \&parse_monhost); |
130 | sub parse_monhost { | |
0509010d AD |
131 | my ($name, $noerr) = @_; |
132 | ||
133 | if ($name !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
134 | return undef if $noerr; | |
135 | die "lvm name '$name' contains illegal characters\n"; | |
136 | } | |
137 | ||
138 | return $name; | |
139 | } | |
140 | ||
0509010d AD |
141 | sub type { |
142 | return 'rbd'; | |
143 | } | |
144 | ||
145 | sub plugindata { | |
146 | return { | |
147 | content => [ {images => 1}, { images => 1 }], | |
148 | }; | |
149 | } | |
150 | ||
151 | sub properties { | |
152 | return { | |
e5427b00 | 153 | monhost => { |
0509010d | 154 | description => "Monitors daemon ips.", |
e5427b00 | 155 | type => 'string', |
0509010d | 156 | }, |
e5427b00 AD |
157 | pool => { |
158 | description => "Pool.", | |
0509010d AD |
159 | type => 'string', |
160 | }, | |
e5427b00 AD |
161 | username => { |
162 | description => "RBD Id.", | |
0509010d AD |
163 | type => 'string', |
164 | }, | |
e5427b00 | 165 | authsupported => { |
0509010d AD |
166 | description => "Authsupported.", |
167 | type => 'string', | |
168 | }, | |
169 | }; | |
170 | } | |
171 | ||
172 | sub options { | |
173 | return { | |
35d6dfaf AD |
174 | nodes => { optional => 1 }, |
175 | disable => { optional => 1 }, | |
e5427b00 | 176 | monhost => { fixed => 1 }, |
35d6dfaf | 177 | pool => { fixed => 1 }, |
e5427b00 | 178 | username => { fixed => 1 }, |
35d6dfaf | 179 | authsupported => { fixed => 1 }, |
0509010d AD |
180 | content => { optional => 1 }, |
181 | }; | |
182 | } | |
183 | ||
184 | # Storage implementation | |
185 | ||
186 | sub parse_volname { | |
187 | my ($class, $volname) = @_; | |
188 | ||
d04c7e55 AD |
189 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
190 | return ('images', $4, $7, $2, $3, $5); | |
0509010d AD |
191 | } |
192 | ||
193 | die "unable to parse rbd volume name '$volname'\n"; | |
194 | } | |
195 | ||
196 | sub path { | |
e5427b00 | 197 | my ($class, $scfg, $volname, $storeid) = @_; |
0509010d AD |
198 | |
199 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
200 | ||
e5427b00 AD |
201 | my $monhost = addslashes($scfg->{monhost}); |
202 | my $pool = $scfg->{pool}; | |
203 | my $username = $scfg->{username}; | |
204 | my $authsupported = addslashes($scfg->{authsupported}); | |
205 | ||
4e2d3bc8 | 206 | my $path = "rbd:$pool/$name:id=$username:auth_supported=$authsupported:keyring=/etc/pve/priv/ceph/$storeid.keyring:mon_host=$monhost"; |
0509010d AD |
207 | |
208 | return ($path, $vmid, $vtype); | |
209 | } | |
210 | ||
5eab0272 DM |
211 | sub create_base { |
212 | my ($class, $storeid, $scfg, $volname) = @_; | |
213 | ||
992e6835 AD |
214 | my $snap = '__base__'; |
215 | ||
216 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
217 | $class->parse_volname($volname); | |
218 | ||
219 | die "create_base not possible with base image\n" if $isBase; | |
220 | ||
221 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
222 | die "rbd volume info on '$name' failed\n" if !($size); | |
223 | ||
224 | die "rbd image must be at format V2" if $format ne "2"; | |
225 | ||
226 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
227 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
228 | ||
229 | my $newname = $name; | |
230 | $newname =~ s/^vm-/base-/; | |
231 | ||
232 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
233 | ||
234 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', $name, $newname); | |
235 | run_command($cmd, errmsg => "rbd rename $name' error", errfunc => sub {}); | |
236 | ||
237 | my $running = undef; #fixme : is create_base always offline ? | |
238 | ||
239 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
240 | ||
241 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
242 | ||
243 | if (!$protected){ | |
244 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
245 | run_command($cmd, errmsg => "rbd protect $newname snap $snap' error", errfunc => sub {}); | |
246 | } | |
247 | ||
248 | return $newvolname; | |
249 | ||
5eab0272 DM |
250 | } |
251 | ||
252 | sub clone_image { | |
253 | my ($class, $scfg, $storeid, $volname, $vmid) = @_; | |
254 | ||
255 | die "not implemented"; | |
256 | } | |
257 | ||
8b3ae518 AD |
258 | my $find_free_diskname = sub { |
259 | my ($storeid, $scfg, $vmid) = @_; | |
260 | ||
261 | my $rbd = rbd_ls($scfg, $storeid); | |
262 | my $disk_ids = {}; | |
263 | my $dat = $rbd->{$scfg->{pool}}; | |
264 | ||
265 | foreach my $image (keys %$dat) { | |
266 | my $volname = $dat->{$image}->{name}; | |
267 | if ($volname =~ m/(vm|base)-$vmid-disk-(\d+)/){ | |
268 | $disk_ids->{$2} = 1; | |
269 | } | |
270 | } | |
271 | #fix: can we search in $rbd hash key with a regex to find (vm|base) ? | |
272 | for (my $i = 1; $i < 100; $i++) { | |
273 | if (!$disk_ids->{$i}) { | |
274 | return "vm-$vmid-disk-$i"; | |
275 | } | |
276 | } | |
277 | ||
278 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"; | |
279 | }; | |
280 | ||
0509010d AD |
281 | sub alloc_image { |
282 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
283 | ||
284 | ||
e5427b00 | 285 | die "illegal name '$name' - sould be 'vm-$vmid-*'\n" |
0509010d | 286 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 287 | |
8b3ae518 | 288 | $name = &$find_free_diskname($storeid, $scfg, $vmid); |
0509010d | 289 | |
166196ac | 290 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--format' , 2, '--size', ($size/1024), $name); |
411476cd | 291 | run_command($cmd, errmsg => "rbd create $name' error", errfunc => sub {}); |
0509010d AD |
292 | |
293 | return $name; | |
294 | } | |
295 | ||
296 | sub free_image { | |
32437ed2 | 297 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 298 | |
c30470a3 AD |
299 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $volname); |
300 | run_command($cmd, errmsg => "rbd snap purge $volname' error", outfunc => sub {}, errfunc => sub {}); | |
301 | ||
302 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $volname); | |
411476cd | 303 | run_command($cmd, errmsg => "rbd rm $volname' error", outfunc => sub {}, errfunc => sub {}); |
0509010d AD |
304 | |
305 | return undef; | |
306 | } | |
307 | ||
308 | sub list_images { | |
309 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
310 | ||
e5427b00 | 311 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
411476cd | 312 | |
0509010d AD |
313 | my $res = []; |
314 | ||
411476cd | 315 | if (my $dat = $cache->{rbd}->{$scfg->{pool}}) { |
0509010d AD |
316 | foreach my $image (keys %$dat) { |
317 | ||
318 | my $volname = $dat->{$image}->{name}; | |
319 | ||
320 | my $volid = "$storeid:$volname"; | |
321 | ||
0509010d AD |
322 | my $owner = $dat->{$volname}->{vmid}; |
323 | if ($vollist) { | |
324 | my $found = grep { $_ eq $volid } @$vollist; | |
325 | next if !$found; | |
326 | } else { | |
327 | next if defined ($vmid) && ($owner ne $vmid); | |
328 | } | |
329 | ||
330 | my $info = $dat->{$volname}; | |
331 | $info->{volid} = $volid; | |
411476cd | 332 | $info->{format} = 'raw'; |
0509010d AD |
333 | |
334 | push @$res, $info; | |
335 | } | |
336 | } | |
337 | ||
411476cd | 338 | return $res; |
0509010d AD |
339 | } |
340 | ||
0509010d AD |
341 | sub status { |
342 | my ($class, $storeid, $scfg, $cache) = @_; | |
343 | ||
69589444 AD |
344 | my $cmd = &$rados_cmd($scfg, $storeid, 'df'); |
345 | ||
346 | my $stats = {}; | |
347 | ||
348 | my $parser = sub { | |
349 | my $line = shift; | |
350 | if ($line =~ m/^\s+total\s(\S+)\s+(\d+)/) { | |
351 | $stats->{$1} = $2; | |
352 | } | |
353 | }; | |
354 | ||
355 | eval { | |
356 | run_command($cmd, errmsg => "rados error", errfunc => sub {}, outfunc => $parser); | |
357 | }; | |
358 | ||
359 | my $total = $stats->{space} ? $stats->{space}*1024 : 0; | |
360 | my $free = $stats->{avail} ? $stats->{avail}*1024 : 0; | |
361 | my $used = $stats->{used} ? $stats->{used}*1024: 0; | |
0509010d | 362 | my $active = 1; |
0509010d | 363 | |
411476cd | 364 | return ($total, $free, $used, $active); |
0509010d AD |
365 | } |
366 | ||
367 | sub activate_storage { | |
368 | my ($class, $storeid, $scfg, $cache) = @_; | |
369 | return 1; | |
370 | } | |
371 | ||
372 | sub deactivate_storage { | |
373 | my ($class, $storeid, $scfg, $cache) = @_; | |
374 | return 1; | |
375 | } | |
376 | ||
377 | sub activate_volume { | |
378 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
379 | return 1; | |
380 | } | |
381 | ||
382 | sub deactivate_volume { | |
383 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
384 | return 1; | |
385 | } | |
386 | ||
0002d9cc AD |
387 | sub volume_size_info { |
388 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
389 | ||
62b98a65 AD |
390 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $volname); |
391 | return $size; | |
0002d9cc AD |
392 | } |
393 | ||
e7a42a76 AD |
394 | sub volume_resize { |
395 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
396 | ||
397 | return 1 if $running; | |
398 | ||
399 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--size', ($size/1024/1024), $volname); | |
400 | run_command($cmd, errmsg => "rbd resize $volname' error", errfunc => sub {}); | |
401 | return undef; | |
402 | } | |
403 | ||
788dd8e1 AD |
404 | sub volume_snapshot { |
405 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
406 | ||
407 | return 1 if $running; | |
408 | ||
409 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $volname); | |
410 | run_command($cmd, errmsg => "rbd snapshot $volname' error", errfunc => sub {}); | |
411 | return undef; | |
412 | } | |
413 | ||
5a2b2e2f AD |
414 | sub volume_snapshot_rollback { |
415 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
416 | ||
417 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $volname); | |
418 | run_command($cmd, errmsg => "rbd snapshot $volname to $snap' error", errfunc => sub {}); | |
419 | } | |
420 | ||
cce29bcd AD |
421 | sub volume_snapshot_delete { |
422 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
423 | ||
424 | return 1 if $running; | |
425 | ||
426 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $volname); | |
427 | run_command($cmd, errmsg => "rbd snapshot $volname' error", errfunc => sub {}); | |
428 | return undef; | |
429 | } | |
430 | ||
774f21b9 AD |
431 | sub volume_has_feature { |
432 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
433 | ||
434 | my $features = { | |
435 | snapshot => { current => 1, snap => 1}, | |
436 | clone => { snap => 1}, | |
437 | }; | |
438 | ||
439 | my $snap = $snapname ? 'snap' : 'current'; | |
440 | return 1 if $features->{$feature}->{$snap}; | |
441 | ||
442 | return undef; | |
443 | } | |
444 | ||
0509010d | 445 | 1; |