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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; | |
e858048f | 6 | use Net::IP; |
0509010d AD |
7 | use PVE::Tools qw(run_command trim); |
8 | use PVE::Storage::Plugin; | |
9 | use PVE::JSONSchema qw(get_standard_option); | |
41aacc6c | 10 | use PVE::RADOS; |
9b7ba1db | 11 | use PVE::Storage::CephTools; |
89a8800b | 12 | use JSON; |
0509010d AD |
13 | |
14 | use base qw(PVE::Storage::Plugin); | |
15 | ||
89a8800b DC |
16 | my $get_parent_image_name = sub { |
17 | my ($parent) = @_; | |
18 | return undef if !$parent; | |
19 | return $parent->{image} . "@" . $parent->{snapshot}; | |
20 | }; | |
21 | ||
8897f5dc SP |
22 | my $add_pool_to_disk = sub { |
23 | my ($scfg, $disk) = @_; | |
24 | ||
25 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
26 | ||
27 | return "$pool/$disk"; | |
28 | }; | |
29 | ||
6cc88e8e AA |
30 | my $build_cmd = sub { |
31 | my ($binary, $scfg, $storeid, $op, @options) = @_; | |
32 | ||
9b7ba1db | 33 | my $cmd_option = PVE::Storage::CephTools::ceph_connect_option($scfg, $storeid); |
6cc88e8e AA |
34 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
35 | ||
36 | my $cmd = [$binary, '-p', $pool]; | |
37 | ||
38 | push @$cmd, '-c', $cmd_option->{ceph_conf} if ($cmd_option->{ceph_conf}); | |
39 | push @$cmd, '-m', $cmd_option->{mon_host} if ($cmd_option->{mon_host}); | |
40 | push @$cmd, '--auth_supported', $cmd_option->{auth_supported} if ($cmd_option->{auth_supported}); | |
41 | push @$cmd, '-n', "client.$cmd_option->{userid}" if ($cmd_option->{userid}); | |
42 | push @$cmd, '--keyring', $cmd_option->{keyring} if ($cmd_option->{keyring}); | |
43 | ||
44 | push @$cmd, $op; | |
45 | ||
46 | push @$cmd, @options if scalar(@options); | |
47 | ||
48 | return $cmd; | |
49 | }; | |
50 | ||
51 | my $rbd_cmd = sub { | |
52 | my ($scfg, $storeid, $op, @options) = @_; | |
53 | ||
54 | return $build_cmd->('/usr/bin/rbd', $scfg, $storeid, $op, @options); | |
55 | }; | |
56 | ||
57 | my $rados_cmd = sub { | |
58 | my ($scfg, $storeid, $op, @options) = @_; | |
59 | ||
60 | return $build_cmd->('/usr/bin/rados', $scfg, $storeid, $op, @options); | |
61 | }; | |
62 | ||
41aacc6c AA |
63 | my $librados_connect = sub { |
64 | my ($scfg, $storeid, $options) = @_; | |
65 | ||
9b7ba1db | 66 | my $librados_config = PVE::Storage::CephTools::ceph_connect_option($scfg, $storeid); |
41aacc6c AA |
67 | |
68 | my $rados = PVE::RADOS->new(%$librados_config); | |
69 | ||
70 | return $rados; | |
71 | }; | |
72 | ||
d86fd0a4 | 73 | # needed for volumes created using ceph jewel (or higher) |
6ea1a3f3 | 74 | my $krbd_feature_disable = sub { |
d86fd0a4 FG |
75 | my ($scfg, $storeid, $name) = @_; |
76 | ||
77 | return 1 if !$scfg->{krbd}; | |
78 | ||
79 | my ($major, undef, undef, undef) = ceph_version(); | |
80 | return 1 if $major < 10; | |
81 | ||
4c3b3085 AA |
82 | my $krbd_feature_blacklist = ['deep-flatten', 'fast-diff', 'object-map', 'exclusive-lock']; |
83 | my (undef, undef, undef, undef, $features) = rbd_volume_info($scfg, $storeid, $name); | |
84 | ||
e5b2206f | 85 | my $active_features = { map { $_ => 1 } @$features }; |
4c3b3085 AA |
86 | my $incompatible_features = join(',', grep { %$active_features{$_} } @$krbd_feature_blacklist); |
87 | ||
88 | if ($incompatible_features) { | |
89 | my $feature_cmd = &$rbd_cmd($scfg, $storeid, 'feature', 'disable', $name, $incompatible_features); | |
90 | run_rbd_command($feature_cmd, errmsg => "could not disable krbd-incompatible image features of rbd volume $name"); | |
91 | } | |
d86fd0a4 FG |
92 | }; |
93 | ||
7aeda033 | 94 | my $ceph_version_parser = sub { |
6d2b278c | 95 | my $line = shift; |
21aaefd5 | 96 | if ($line =~ m/^ceph version ((\d+)\.(\d+)\.(\d+))(?: \([a-fA-F0-9]+\))/) { |
6d2b278c DM |
97 | return ($2, $3, $4, $1); |
98 | } else { | |
99 | warn "Could not parse Ceph version: '$line'\n"; | |
100 | } | |
7aeda033 FG |
101 | }; |
102 | ||
103 | sub ceph_version { | |
104 | my ($cache) = @_; | |
105 | ||
106 | my $version_string = $cache; | |
107 | ||
108 | my $major; | |
109 | my $minor; | |
110 | my $bugfix; | |
111 | ||
112 | if (defined($version_string)) { | |
0be02e0f | 113 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($version_string); |
7aeda033 | 114 | } else { |
e76dbd92 | 115 | run_command('ceph --version', outfunc => sub { |
7aeda033 | 116 | my $line = shift; |
0be02e0f | 117 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($line); |
7aeda033 FG |
118 | }); |
119 | } | |
120 | return undef if !defined($version_string); | |
121 | return wantarray ? ($major, $minor, $bugfix, $version_string) : $version_string; | |
122 | } | |
123 | ||
c693f749 SP |
124 | sub run_rbd_command { |
125 | my ($cmd, %args) = @_; | |
126 | ||
127 | my $lasterr; | |
128 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 129 | if (!exists($args{errfunc})) { |
c693f749 SP |
130 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
131 | # at least 1 child(ren) in pool cephstor1 | |
132 | $args{errfunc} = sub { | |
c97c5b3b DM |
133 | my $line = shift; |
134 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
135 | $lasterr = "$1\n"; | |
136 | } else { | |
137 | $lasterr = $line; | |
138 | } | |
139 | print STDERR $lasterr; | |
140 | *STDERR->flush(); | |
141 | }; | |
142 | } | |
143 | ||
144 | eval { run_command($cmd, %args); }; | |
145 | if (my $err = $@) { | |
146 | die $errmsg . $lasterr if length($lasterr); | |
147 | die $err; | |
c693f749 SP |
148 | } |
149 | ||
c97c5b3b | 150 | return undef; |
c693f749 SP |
151 | } |
152 | ||
411476cd DM |
153 | sub rbd_ls { |
154 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 155 | |
89a8800b | 156 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l', '--format', 'json'); |
1440604a | 157 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 158 | |
89a8800b | 159 | my $raw = ''; |
1be93fe2 | 160 | my $parser = sub { $raw .= shift }; |
8c3abf12 DM |
161 | |
162 | eval { | |
c693f749 | 163 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
164 | }; |
165 | my $err = $@; | |
166 | ||
167 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
89a8800b | 168 | |
00571710 DM |
169 | my $result; |
170 | if ($raw eq '') { | |
171 | $result = []; | |
172 | } elsif ($raw =~ m/^(\[.*\])$/s) { # untaint | |
173 | $result = JSON::decode_json($1); | |
174 | } else { | |
175 | die "got unexpected data from rbd ls: '$raw'\n"; | |
176 | } | |
89a8800b DC |
177 | |
178 | my $list = {}; | |
179 | ||
180 | foreach my $el (@$result) { | |
181 | next if defined($el->{snapshot}); | |
182 | ||
183 | my $image = $el->{image}; | |
184 | ||
185 | my ($owner) = $image =~ m/^(?:vm|base)-(\d+)-/; | |
aa14def4 | 186 | next if !defined($owner); |
89a8800b DC |
187 | |
188 | $list->{$pool}->{$image} = { | |
189 | name => $image, | |
190 | size => $el->{size}, | |
191 | parent => $get_parent_image_name->($el->{parent}), | |
192 | vmid => $owner | |
193 | }; | |
194 | } | |
195 | ||
411476cd | 196 | return $list; |
0509010d AD |
197 | } |
198 | ||
62b98a65 | 199 | sub rbd_volume_info { |
992e6835 AD |
200 | my ($scfg, $storeid, $volname, $snap) = @_; |
201 | ||
202 | my $cmd = undef; | |
203 | ||
89a8800b | 204 | my @options = ('info', $volname, '--format', 'json'); |
1be93fe2 | 205 | if ($snap) { |
89a8800b | 206 | push @options, '--snap', $snap; |
992e6835 | 207 | } |
e110213e | 208 | |
89a8800b DC |
209 | $cmd = &$rbd_cmd($scfg, $storeid, @options); |
210 | ||
89a8800b | 211 | my $raw = ''; |
1be93fe2 | 212 | my $parser = sub { $raw .= shift }; |
e110213e | 213 | |
c693f749 | 214 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
1be93fe2 | 215 | |
00571710 DM |
216 | my $volume; |
217 | if ($raw eq '') { | |
218 | $volume = {}; | |
219 | } elsif ($raw =~ m/^(\{.*\})$/s) { # untaint | |
220 | $volume = JSON::decode_json($1); | |
221 | } else { | |
222 | die "got unexpected data from rbd info: '$raw'\n"; | |
223 | } | |
1be93fe2 | 224 | |
89a8800b | 225 | $volume->{parent} = $get_parent_image_name->($volume->{parent}); |
1be93fe2 | 226 | $volume->{protected} = defined($volume->{protected}) && $volume->{protected} eq "true" ? 1 : undef; |
e110213e | 227 | |
89a8800b | 228 | return $volume->@{qw(size parent format protected features)}; |
e110213e AD |
229 | } |
230 | ||
e5427b00 | 231 | # Configuration |
0509010d | 232 | |
0509010d AD |
233 | sub type { |
234 | return 'rbd'; | |
235 | } | |
236 | ||
237 | sub plugindata { | |
238 | return { | |
1f79bb07 | 239 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
240 | }; |
241 | } | |
242 | ||
243 | sub properties { | |
244 | return { | |
e5427b00 | 245 | monhost => { |
0b9ef02e | 246 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 247 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 248 | }, |
e5427b00 AD |
249 | pool => { |
250 | description => "Pool.", | |
0509010d AD |
251 | type => 'string', |
252 | }, | |
e5427b00 AD |
253 | username => { |
254 | description => "RBD Id.", | |
0509010d AD |
255 | type => 'string', |
256 | }, | |
e5427b00 | 257 | authsupported => { |
0509010d AD |
258 | description => "Authsupported.", |
259 | type => 'string', | |
260 | }, | |
9f20a8a6 AD |
261 | krbd => { |
262 | description => "Access rbd through krbd kernel module.", | |
263 | type => 'boolean', | |
264 | }, | |
0509010d AD |
265 | }; |
266 | } | |
267 | ||
268 | sub options { | |
269 | return { | |
35d6dfaf AD |
270 | nodes => { optional => 1 }, |
271 | disable => { optional => 1 }, | |
0b9ef02e | 272 | monhost => { optional => 1}, |
1440604a AD |
273 | pool => { optional => 1 }, |
274 | username => { optional => 1 }, | |
0509010d | 275 | content => { optional => 1 }, |
9f20a8a6 | 276 | krbd => { optional => 1 }, |
9edb99a5 | 277 | bwlimit => { optional => 1 }, |
0509010d AD |
278 | }; |
279 | } | |
280 | ||
281 | # Storage implementation | |
282 | ||
2e109b4b TL |
283 | sub on_add_hook { |
284 | my ($class, $storeid, $scfg, %param) = @_; | |
285 | ||
286 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
287 | ||
fe0d606f | 288 | PVE::Storage::CephTools::ceph_create_keyfile($scfg->{type}, $storeid); |
2e109b4b TL |
289 | } |
290 | ||
291 | sub on_delete_hook { | |
292 | my ($class, $storeid, $scfg) = @_; | |
293 | ||
294 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
295 | ||
fe0d606f | 296 | PVE::Storage::CephTools::ceph_remove_keyfile($scfg->{type}, $storeid); |
2e109b4b TL |
297 | } |
298 | ||
0509010d AD |
299 | sub parse_volname { |
300 | my ($class, $volname) = @_; | |
301 | ||
d04c7e55 | 302 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 303 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
304 | } |
305 | ||
306 | die "unable to parse rbd volume name '$volname'\n"; | |
307 | } | |
308 | ||
309 | sub path { | |
38e6ec3f | 310 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d | 311 | |
9b7ba1db | 312 | my $cmd_option = PVE::Storage::CephTools::ceph_connect_option($scfg, $storeid); |
0509010d | 313 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
38e6ec3f | 314 | $name .= '@'.$snapname if $snapname; |
0509010d | 315 | |
33cef4c8 WB |
316 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
317 | return ("/dev/rbd/$pool/$name", $vmid, $vtype) if $scfg->{krbd}; | |
318 | ||
6eebc4a7 | 319 | my $path = "rbd:$pool/$name"; |
6eebc4a7 | 320 | |
5fc02afb FG |
321 | $path .= ":conf=$cmd_option->{ceph_conf}" if $cmd_option->{ceph_conf}; |
322 | if (defined($scfg->{monhost})) { | |
9b7ba1db | 323 | my $monhost = PVE::Storage::CephTools::hostlist($scfg->{monhost}, ';'); |
6eebc4a7 FG |
324 | $monhost =~ s/:/\\:/g; |
325 | $path .= ":mon_host=$monhost"; | |
6cc88e8e | 326 | $path .= ":auth_supported=$cmd_option->{auth_supported}"; |
6eebc4a7 FG |
327 | } |
328 | ||
6cc88e8e | 329 | $path .= ":id=$cmd_option->{userid}:keyring=$cmd_option->{keyring}" if ($cmd_option->{keyring}); |
13417225 | 330 | |
0509010d AD |
331 | return ($path, $vmid, $vtype); |
332 | } | |
333 | ||
5b9b9b14 AD |
334 | my $find_free_diskname = sub { |
335 | my ($storeid, $scfg, $vmid) = @_; | |
336 | ||
53a236f2 | 337 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
c4a29df4 | 338 | my $disk_list = []; |
5b9b9b14 | 339 | |
53a236f2 FG |
340 | my $parser = sub { |
341 | my $line = shift; | |
00571710 DM |
342 | if ($line = m/^(.*)$/) { # untaint |
343 | push @$disk_list, $1; | |
344 | } | |
53a236f2 FG |
345 | }; |
346 | ||
347 | eval { | |
348 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
349 | }; | |
350 | my $err = $@; | |
351 | ||
352 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
353 | ||
c4a29df4 | 354 | return PVE::Storage::Plugin::get_next_vm_diskname($disk_list, $storeid, $vmid, undef, $scfg); |
5b9b9b14 AD |
355 | }; |
356 | ||
5eab0272 DM |
357 | sub create_base { |
358 | my ($class, $storeid, $scfg, $volname) = @_; | |
359 | ||
992e6835 AD |
360 | my $snap = '__base__'; |
361 | ||
362 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
363 | $class->parse_volname($volname); | |
364 | ||
365 | die "create_base not possible with base image\n" if $isBase; | |
366 | ||
367 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
368 | die "rbd volume info on '$name' failed\n" if !($size); | |
369 | ||
370 | die "rbd image must be at format V2" if $format ne "2"; | |
371 | ||
372 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
373 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
374 | ||
375 | my $newname = $name; | |
376 | $newname =~ s/^vm-/base-/; | |
377 | ||
378 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
379 | ||
8897f5dc | 380 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
c693f749 | 381 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
382 | |
383 | my $running = undef; #fixme : is create_base always offline ? | |
384 | ||
385 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
386 | ||
387 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
388 | ||
389 | if (!$protected){ | |
390 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 391 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
392 | } |
393 | ||
394 | return $newvolname; | |
395 | ||
5eab0272 DM |
396 | } |
397 | ||
398 | sub clone_image { | |
f236eaf8 | 399 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 400 | |
f2708285 | 401 | my $snap = '__base__'; |
f236eaf8 | 402 | $snap = $snapname if length $snapname; |
f2708285 AD |
403 | |
404 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
405 | $class->parse_volname($volname); | |
406 | ||
63da6d79 DM |
407 | die "$volname is not a base image and snapname is not provided\n" |
408 | if !$isBase && !length($snapname); | |
f2708285 | 409 | |
c4a29df4 | 410 | my $name = $find_free_diskname->($storeid, $scfg, $vmid); |
f2708285 | 411 | |
f236eaf8 SP |
412 | warn "clone $volname: $basename snapname $snap to $name\n"; |
413 | ||
63da6d79 | 414 | if (length($snapname)) { |
f236eaf8 SP |
415 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
416 | ||
63da6d79 | 417 | if (!$protected) { |
f236eaf8 SP |
418 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
419 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
420 | } | |
421 | } | |
f2708285 AD |
422 | |
423 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
424 | $newvol = $name if length($snapname); |
425 | ||
426 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), | |
427 | '--snap', $snap, &$add_pool_to_disk($scfg, $name)); | |
f2708285 | 428 | |
c693f749 | 429 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 | 430 | |
6ea1a3f3 | 431 | &$krbd_feature_disable($scfg, $storeid, $name); |
d86fd0a4 | 432 | |
f2708285 | 433 | return $newvol; |
5eab0272 DM |
434 | } |
435 | ||
0509010d AD |
436 | sub alloc_image { |
437 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
438 | ||
439 | ||
292a33fd | 440 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 441 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 442 | |
c4a29df4 | 443 | $name = $find_free_diskname->($storeid, $scfg, $vmid) if !$name; |
0509010d | 444 | |
a8c3f8f6 | 445 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 446 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d | 447 | |
6ea1a3f3 | 448 | &$krbd_feature_disable($scfg, $storeid, $name); |
d86fd0a4 | 449 | |
0509010d AD |
450 | return $name; |
451 | } | |
452 | ||
453 | sub free_image { | |
32437ed2 | 454 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 455 | |
42d07b9a AD |
456 | my ($vtype, $name, $vmid, undef, undef, undef) = |
457 | $class->parse_volname($volname); | |
458 | ||
459 | if ($isBase) { | |
460 | my $snap = '__base__'; | |
461 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); | |
462 | if ($protected){ | |
463 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
2362bc87 | 464 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
465 | } |
466 | } | |
467 | ||
515ef80b WL |
468 | $class->deactivate_volume($storeid, $scfg, $volname); |
469 | ||
42d07b9a | 470 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 471 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 472 | |
42d07b9a | 473 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 474 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
475 | |
476 | return undef; | |
477 | } | |
478 | ||
479 | sub list_images { | |
480 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
481 | ||
e5427b00 | 482 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 483 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 484 | |
0509010d AD |
485 | my $res = []; |
486 | ||
1440604a | 487 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 488 | foreach my $image (keys %$dat) { |
0509010d | 489 | |
cfd58f1f DM |
490 | my $info = $dat->{$image}; |
491 | ||
492 | my $volname = $info->{name}; | |
493 | my $parent = $info->{parent}; | |
494 | my $owner = $info->{vmid}; | |
9690e55e FG |
495 | |
496 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
497 | $info->{volid} = "$storeid:$1/$volname"; |
498 | } else { | |
499 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 500 | } |
0509010d | 501 | |
883d9b81 | 502 | if ($vollist) { |
1b83c3d9 | 503 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
504 | next if !$found; |
505 | } else { | |
506 | next if defined ($vmid) && ($owner ne $vmid); | |
507 | } | |
0509010d | 508 | |
411476cd | 509 | $info->{format} = 'raw'; |
0509010d | 510 | |
883d9b81 FG |
511 | push @$res, $info; |
512 | } | |
0509010d AD |
513 | } |
514 | ||
411476cd | 515 | return $res; |
0509010d AD |
516 | } |
517 | ||
0509010d AD |
518 | sub status { |
519 | my ($class, $storeid, $scfg, $cache) = @_; | |
520 | ||
69589444 | 521 | |
41aacc6c AA |
522 | my $rados = &$librados_connect($scfg, $storeid); |
523 | my $df = $rados->mon_command({ prefix => 'df', format => 'json' }); | |
69589444 | 524 | |
41aacc6c | 525 | my ($d) = grep { $_->{name} eq $scfg->{pool} } @{$df->{pools}}; |
69589444 | 526 | |
41aacc6c AA |
527 | # max_avail -> max available space for data w/o replication in the pool |
528 | # bytes_used -> data w/o replication in the pool | |
529 | my $free = $d->{stats}->{max_avail}; | |
530 | my $used = $d->{stats}->{bytes_used}; | |
531 | my $total = $used + $free; | |
0509010d | 532 | my $active = 1; |
0509010d | 533 | |
411476cd | 534 | return ($total, $free, $used, $active); |
0509010d AD |
535 | } |
536 | ||
537 | sub activate_storage { | |
538 | my ($class, $storeid, $scfg, $cache) = @_; | |
539 | return 1; | |
540 | } | |
541 | ||
542 | sub deactivate_storage { | |
543 | my ($class, $storeid, $scfg, $cache) = @_; | |
544 | return 1; | |
545 | } | |
546 | ||
547 | sub activate_volume { | |
02e797b8 | 548 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
549 | |
550 | return 1 if !$scfg->{krbd}; | |
551 | ||
552 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
4f6a99d8 DM |
553 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
554 | ||
555 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 556 | $path .= '@'.$snapname if $snapname; |
4f6a99d8 | 557 | return if -b $path; |
9f20a8a6 | 558 | |
02e797b8 | 559 | $name .= '@'.$snapname if $snapname; |
9f20a8a6 AD |
560 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); |
561 | run_rbd_command($cmd, errmsg => "can't mount rbd volume $name"); | |
562 | ||
0509010d AD |
563 | return 1; |
564 | } | |
565 | ||
566 | sub deactivate_volume { | |
02e797b8 | 567 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
568 | |
569 | return 1 if !$scfg->{krbd}; | |
570 | ||
571 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
572 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
573 | ||
574 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 575 | $path .= '@'.$snapname if $snapname; |
b50812f9 WL |
576 | return if ! -b $path; |
577 | ||
9f20a8a6 | 578 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $path); |
72e743bd | 579 | run_rbd_command($cmd, errmsg => "can't unmap rbd volume $name"); |
9f20a8a6 | 580 | |
0509010d AD |
581 | return 1; |
582 | } | |
583 | ||
0002d9cc AD |
584 | sub volume_size_info { |
585 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
586 | ||
81d1d017 AD |
587 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
588 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 589 | return $size; |
0002d9cc AD |
590 | } |
591 | ||
e7a42a76 AD |
592 | sub volume_resize { |
593 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
594 | ||
a4aee433 | 595 | return 1 if $running && !$scfg->{krbd}; |
e7a42a76 | 596 | |
478fc06c AD |
597 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
598 | ||
4b7dd9d7 | 599 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 600 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
601 | return undef; |
602 | } | |
603 | ||
788dd8e1 | 604 | sub volume_snapshot { |
f5640e7d | 605 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 606 | |
9af33ed0 AD |
607 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
608 | ||
609 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 610 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
611 | return undef; |
612 | } | |
613 | ||
5a2b2e2f AD |
614 | sub volume_snapshot_rollback { |
615 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
616 | ||
c6ce2cc8 AD |
617 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
618 | ||
619 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 620 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
621 | } |
622 | ||
cce29bcd AD |
623 | sub volume_snapshot_delete { |
624 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
625 | ||
e438d094 | 626 | return 1 if $running && !$scfg->{krbd}; |
cce29bcd | 627 | |
399581a2 WB |
628 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
629 | ||
c78cb110 AD |
630 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
631 | ||
f90a0a20 SP |
632 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
633 | if ($protected){ | |
634 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
635 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
636 | } | |
637 | ||
c78cb110 | 638 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
639 | |
640 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
641 | ||
cce29bcd AD |
642 | return undef; |
643 | } | |
644 | ||
774f21b9 AD |
645 | sub volume_has_feature { |
646 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
647 | ||
648 | my $features = { | |
5649ccfe | 649 | snapshot => { current => 1, snap => 1}, |
44c3689a | 650 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
651 | template => { current => 1}, |
652 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 653 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
654 | }; |
655 | ||
1e7ae581 AD |
656 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
657 | $class->parse_volname($volname); | |
658 | ||
659 | my $key = undef; | |
660 | if($snapname){ | |
2c5a7097 | 661 | $key = 'snap'; |
1e7ae581 AD |
662 | }else{ |
663 | $key = $isBase ? 'base' : 'current'; | |
664 | } | |
665 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
666 | |
667 | return undef; | |
668 | } | |
669 | ||
0509010d | 670 | 1; |