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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; |
0509010d AD |
12 | |
13 | use base qw(PVE::Storage::Plugin); | |
14 | ||
e7ac2d5c | 15 | my $rbd_unittobytes = { |
a0028cf9 | 16 | "k" => 1024, |
e7ac2d5c DM |
17 | "M" => 1024*1024, |
18 | "G" => 1024*1024*1024, | |
19 | "T" => 1024*1024*1024*1024, | |
20 | }; | |
249cb647 | 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 | ||
85 | my $active_features = { map { $_ => 1 } PVE::Tools::split_list($features)}; | |
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 | |
7cb2889a | 156 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l'); |
1440604a | 157 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 158 | |
411476cd | 159 | my $list = {}; |
0509010d | 160 | |
8c3abf12 | 161 | my $parser = sub { |
411476cd | 162 | my $line = shift; |
0509010d | 163 | |
4db25fa2 | 164 | if ($line =~ m/^((vm|base)-(\d+)-\S+)\s+(\d+)(k|M|G|T)\s((\S+)\/((vm|base)-\d+-\S+@\S+))?/) { |
ca1e168a | 165 | my ($image, $owner, $size, $unit, $parent) = ($1, $3, $4, $5, $8); |
d746da86 | 166 | return if $image =~ /@/; #skip snapshots |
0509010d | 167 | |
1440604a | 168 | $list->{$pool}->{$image} = { |
411476cd | 169 | name => $image, |
e7ac2d5c | 170 | size => $size*$rbd_unittobytes->{$unit}, |
62b98a65 | 171 | parent => $parent, |
411476cd DM |
172 | vmid => $owner |
173 | }; | |
174 | } | |
8c3abf12 DM |
175 | }; |
176 | ||
177 | eval { | |
c693f749 | 178 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
179 | }; |
180 | my $err = $@; | |
181 | ||
182 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
183 | |
184 | return $list; | |
0509010d AD |
185 | } |
186 | ||
62b98a65 | 187 | sub rbd_volume_info { |
992e6835 AD |
188 | my ($scfg, $storeid, $volname, $snap) = @_; |
189 | ||
190 | my $cmd = undef; | |
191 | ||
192 | if($snap){ | |
193 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname, '--snap', $snap); | |
194 | }else{ | |
195 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
196 | } | |
e110213e | 197 | |
e110213e | 198 | my $size = undef; |
62b98a65 | 199 | my $parent = undef; |
992e6835 AD |
200 | my $format = undef; |
201 | my $protected = undef; | |
4c3b3085 | 202 | my $features = undef; |
62b98a65 | 203 | |
e110213e AD |
204 | my $parser = sub { |
205 | my $line = shift; | |
206 | ||
a0028cf9 | 207 | if ($line =~ m/size (\d+) (k|M|G|T)B in (\d+) objects/) { |
e7ac2d5c | 208 | $size = $1 * $rbd_unittobytes->{$2} if ($1); |
62b98a65 AD |
209 | } elsif ($line =~ m/parent:\s(\S+)\/(\S+)/) { |
210 | $parent = $2; | |
992e6835 AD |
211 | } elsif ($line =~ m/format:\s(\d+)/) { |
212 | $format = $1; | |
213 | } elsif ($line =~ m/protected:\s(\S+)/) { | |
214 | $protected = 1 if $1 eq "True"; | |
4c3b3085 AA |
215 | } elsif ($line =~ m/features:\s(.+)/) { |
216 | $features = $1; | |
e110213e | 217 | } |
992e6835 | 218 | |
e110213e AD |
219 | }; |
220 | ||
c693f749 | 221 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
e110213e | 222 | |
4c3b3085 | 223 | return ($size, $parent, $format, $protected, $features); |
e110213e AD |
224 | } |
225 | ||
e5427b00 | 226 | # Configuration |
0509010d | 227 | |
0509010d AD |
228 | sub type { |
229 | return 'rbd'; | |
230 | } | |
231 | ||
232 | sub plugindata { | |
233 | return { | |
1f79bb07 | 234 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
235 | }; |
236 | } | |
237 | ||
238 | sub properties { | |
239 | return { | |
e5427b00 | 240 | monhost => { |
0b9ef02e | 241 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 242 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 243 | }, |
e5427b00 AD |
244 | pool => { |
245 | description => "Pool.", | |
0509010d AD |
246 | type => 'string', |
247 | }, | |
e5427b00 AD |
248 | username => { |
249 | description => "RBD Id.", | |
0509010d AD |
250 | type => 'string', |
251 | }, | |
e5427b00 | 252 | authsupported => { |
0509010d AD |
253 | description => "Authsupported.", |
254 | type => 'string', | |
255 | }, | |
9f20a8a6 AD |
256 | krbd => { |
257 | description => "Access rbd through krbd kernel module.", | |
258 | type => 'boolean', | |
259 | }, | |
0509010d AD |
260 | }; |
261 | } | |
262 | ||
263 | sub options { | |
264 | return { | |
35d6dfaf AD |
265 | nodes => { optional => 1 }, |
266 | disable => { optional => 1 }, | |
0b9ef02e | 267 | monhost => { optional => 1}, |
1440604a AD |
268 | pool => { optional => 1 }, |
269 | username => { optional => 1 }, | |
0509010d | 270 | content => { optional => 1 }, |
9f20a8a6 | 271 | krbd => { optional => 1 }, |
9edb99a5 | 272 | bwlimit => { optional => 1 }, |
0509010d AD |
273 | }; |
274 | } | |
275 | ||
276 | # Storage implementation | |
277 | ||
2e109b4b TL |
278 | sub on_add_hook { |
279 | my ($class, $storeid, $scfg, %param) = @_; | |
280 | ||
281 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
282 | ||
fe0d606f | 283 | PVE::Storage::CephTools::ceph_create_keyfile($scfg->{type}, $storeid); |
2e109b4b TL |
284 | } |
285 | ||
286 | sub on_delete_hook { | |
287 | my ($class, $storeid, $scfg) = @_; | |
288 | ||
289 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
290 | ||
fe0d606f | 291 | PVE::Storage::CephTools::ceph_remove_keyfile($scfg->{type}, $storeid); |
2e109b4b TL |
292 | } |
293 | ||
0509010d AD |
294 | sub parse_volname { |
295 | my ($class, $volname) = @_; | |
296 | ||
d04c7e55 | 297 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 298 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
299 | } |
300 | ||
301 | die "unable to parse rbd volume name '$volname'\n"; | |
302 | } | |
303 | ||
304 | sub path { | |
38e6ec3f | 305 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d | 306 | |
9b7ba1db | 307 | my $cmd_option = PVE::Storage::CephTools::ceph_connect_option($scfg, $storeid); |
0509010d | 308 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
38e6ec3f | 309 | $name .= '@'.$snapname if $snapname; |
0509010d | 310 | |
33cef4c8 WB |
311 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
312 | return ("/dev/rbd/$pool/$name", $vmid, $vtype) if $scfg->{krbd}; | |
313 | ||
6eebc4a7 | 314 | my $path = "rbd:$pool/$name"; |
6eebc4a7 | 315 | |
5fc02afb FG |
316 | $path .= ":conf=$cmd_option->{ceph_conf}" if $cmd_option->{ceph_conf}; |
317 | if (defined($scfg->{monhost})) { | |
9b7ba1db | 318 | my $monhost = PVE::Storage::CephTools::hostlist($scfg->{monhost}, ';'); |
6eebc4a7 FG |
319 | $monhost =~ s/:/\\:/g; |
320 | $path .= ":mon_host=$monhost"; | |
6cc88e8e | 321 | $path .= ":auth_supported=$cmd_option->{auth_supported}"; |
6eebc4a7 FG |
322 | } |
323 | ||
6cc88e8e | 324 | $path .= ":id=$cmd_option->{userid}:keyring=$cmd_option->{keyring}" if ($cmd_option->{keyring}); |
13417225 | 325 | |
0509010d AD |
326 | return ($path, $vmid, $vtype); |
327 | } | |
328 | ||
5b9b9b14 AD |
329 | my $find_free_diskname = sub { |
330 | my ($storeid, $scfg, $vmid) = @_; | |
331 | ||
53a236f2 | 332 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
5b9b9b14 | 333 | my $disk_ids = {}; |
5b9b9b14 | 334 | |
53a236f2 FG |
335 | my $parser = sub { |
336 | my $line = shift; | |
337 | ||
338 | if ($line =~ m/^(vm|base)-\Q$vmid\E+-disk-(\d+)$/) { | |
5b9b9b14 AD |
339 | $disk_ids->{$2} = 1; |
340 | } | |
53a236f2 FG |
341 | }; |
342 | ||
343 | eval { | |
344 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
345 | }; | |
346 | my $err = $@; | |
347 | ||
348 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
349 | ||
5b9b9b14 AD |
350 | #fix: can we search in $rbd hash key with a regex to find (vm|base) ? |
351 | for (my $i = 1; $i < 100; $i++) { | |
352 | if (!$disk_ids->{$i}) { | |
353 | return "vm-$vmid-disk-$i"; | |
354 | } | |
355 | } | |
356 | ||
357 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"; | |
358 | }; | |
359 | ||
5eab0272 DM |
360 | sub create_base { |
361 | my ($class, $storeid, $scfg, $volname) = @_; | |
362 | ||
992e6835 AD |
363 | my $snap = '__base__'; |
364 | ||
365 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
366 | $class->parse_volname($volname); | |
367 | ||
368 | die "create_base not possible with base image\n" if $isBase; | |
369 | ||
370 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
371 | die "rbd volume info on '$name' failed\n" if !($size); | |
372 | ||
373 | die "rbd image must be at format V2" if $format ne "2"; | |
374 | ||
375 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
376 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
377 | ||
378 | my $newname = $name; | |
379 | $newname =~ s/^vm-/base-/; | |
380 | ||
381 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
382 | ||
8897f5dc | 383 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
c693f749 | 384 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
385 | |
386 | my $running = undef; #fixme : is create_base always offline ? | |
387 | ||
388 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
389 | ||
390 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
391 | ||
392 | if (!$protected){ | |
393 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 394 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
395 | } |
396 | ||
397 | return $newvolname; | |
398 | ||
5eab0272 DM |
399 | } |
400 | ||
401 | sub clone_image { | |
f236eaf8 | 402 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 403 | |
f2708285 | 404 | my $snap = '__base__'; |
f236eaf8 | 405 | $snap = $snapname if length $snapname; |
f2708285 AD |
406 | |
407 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
408 | $class->parse_volname($volname); | |
409 | ||
63da6d79 DM |
410 | die "$volname is not a base image and snapname is not provided\n" |
411 | if !$isBase && !length($snapname); | |
f2708285 AD |
412 | |
413 | my $name = &$find_free_diskname($storeid, $scfg, $vmid); | |
414 | ||
f236eaf8 SP |
415 | warn "clone $volname: $basename snapname $snap to $name\n"; |
416 | ||
63da6d79 | 417 | if (length($snapname)) { |
f236eaf8 SP |
418 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
419 | ||
63da6d79 | 420 | if (!$protected) { |
f236eaf8 SP |
421 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
422 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
423 | } | |
424 | } | |
f2708285 AD |
425 | |
426 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
427 | $newvol = $name if length($snapname); |
428 | ||
429 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), | |
430 | '--snap', $snap, &$add_pool_to_disk($scfg, $name)); | |
f2708285 | 431 | |
c693f749 | 432 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 | 433 | |
6ea1a3f3 | 434 | &$krbd_feature_disable($scfg, $storeid, $name); |
d86fd0a4 | 435 | |
f2708285 | 436 | return $newvol; |
5eab0272 DM |
437 | } |
438 | ||
0509010d AD |
439 | sub alloc_image { |
440 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
441 | ||
442 | ||
292a33fd | 443 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 444 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 445 | |
3fad2603 | 446 | $name = &$find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 447 | |
a8c3f8f6 | 448 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 449 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d | 450 | |
6ea1a3f3 | 451 | &$krbd_feature_disable($scfg, $storeid, $name); |
d86fd0a4 | 452 | |
0509010d AD |
453 | return $name; |
454 | } | |
455 | ||
456 | sub free_image { | |
32437ed2 | 457 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 458 | |
42d07b9a AD |
459 | my ($vtype, $name, $vmid, undef, undef, undef) = |
460 | $class->parse_volname($volname); | |
461 | ||
462 | if ($isBase) { | |
463 | my $snap = '__base__'; | |
464 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); | |
465 | if ($protected){ | |
466 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
2362bc87 | 467 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
468 | } |
469 | } | |
470 | ||
515ef80b WL |
471 | $class->deactivate_volume($storeid, $scfg, $volname); |
472 | ||
42d07b9a | 473 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 474 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 475 | |
42d07b9a | 476 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 477 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
478 | |
479 | return undef; | |
480 | } | |
481 | ||
482 | sub list_images { | |
483 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
484 | ||
e5427b00 | 485 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 486 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 487 | |
0509010d AD |
488 | my $res = []; |
489 | ||
1440604a | 490 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 491 | foreach my $image (keys %$dat) { |
0509010d | 492 | |
cfd58f1f DM |
493 | my $info = $dat->{$image}; |
494 | ||
495 | my $volname = $info->{name}; | |
496 | my $parent = $info->{parent}; | |
497 | my $owner = $info->{vmid}; | |
9690e55e FG |
498 | |
499 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
500 | $info->{volid} = "$storeid:$1/$volname"; |
501 | } else { | |
502 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 503 | } |
0509010d | 504 | |
883d9b81 | 505 | if ($vollist) { |
1b83c3d9 | 506 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
507 | next if !$found; |
508 | } else { | |
509 | next if defined ($vmid) && ($owner ne $vmid); | |
510 | } | |
0509010d | 511 | |
411476cd | 512 | $info->{format} = 'raw'; |
0509010d | 513 | |
883d9b81 FG |
514 | push @$res, $info; |
515 | } | |
0509010d AD |
516 | } |
517 | ||
411476cd | 518 | return $res; |
0509010d AD |
519 | } |
520 | ||
0509010d AD |
521 | sub status { |
522 | my ($class, $storeid, $scfg, $cache) = @_; | |
523 | ||
69589444 | 524 | |
41aacc6c AA |
525 | my $rados = &$librados_connect($scfg, $storeid); |
526 | my $df = $rados->mon_command({ prefix => 'df', format => 'json' }); | |
69589444 | 527 | |
41aacc6c | 528 | my ($d) = grep { $_->{name} eq $scfg->{pool} } @{$df->{pools}}; |
69589444 | 529 | |
41aacc6c AA |
530 | # max_avail -> max available space for data w/o replication in the pool |
531 | # bytes_used -> data w/o replication in the pool | |
532 | my $free = $d->{stats}->{max_avail}; | |
533 | my $used = $d->{stats}->{bytes_used}; | |
534 | my $total = $used + $free; | |
0509010d | 535 | my $active = 1; |
0509010d | 536 | |
411476cd | 537 | return ($total, $free, $used, $active); |
0509010d AD |
538 | } |
539 | ||
540 | sub activate_storage { | |
541 | my ($class, $storeid, $scfg, $cache) = @_; | |
542 | return 1; | |
543 | } | |
544 | ||
545 | sub deactivate_storage { | |
546 | my ($class, $storeid, $scfg, $cache) = @_; | |
547 | return 1; | |
548 | } | |
549 | ||
550 | sub activate_volume { | |
02e797b8 | 551 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
552 | |
553 | return 1 if !$scfg->{krbd}; | |
554 | ||
555 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
4f6a99d8 DM |
556 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
557 | ||
558 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 559 | $path .= '@'.$snapname if $snapname; |
4f6a99d8 | 560 | return if -b $path; |
9f20a8a6 | 561 | |
02e797b8 | 562 | $name .= '@'.$snapname if $snapname; |
9f20a8a6 AD |
563 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); |
564 | run_rbd_command($cmd, errmsg => "can't mount rbd volume $name"); | |
565 | ||
0509010d AD |
566 | return 1; |
567 | } | |
568 | ||
569 | sub deactivate_volume { | |
02e797b8 | 570 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
571 | |
572 | return 1 if !$scfg->{krbd}; | |
573 | ||
574 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
575 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
576 | ||
577 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 578 | $path .= '@'.$snapname if $snapname; |
b50812f9 WL |
579 | return if ! -b $path; |
580 | ||
9f20a8a6 | 581 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $path); |
72e743bd | 582 | run_rbd_command($cmd, errmsg => "can't unmap rbd volume $name"); |
9f20a8a6 | 583 | |
0509010d AD |
584 | return 1; |
585 | } | |
586 | ||
0002d9cc AD |
587 | sub volume_size_info { |
588 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
589 | ||
81d1d017 AD |
590 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
591 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 592 | return $size; |
0002d9cc AD |
593 | } |
594 | ||
e7a42a76 AD |
595 | sub volume_resize { |
596 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
597 | ||
a4aee433 | 598 | return 1 if $running && !$scfg->{krbd}; |
e7a42a76 | 599 | |
478fc06c AD |
600 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
601 | ||
4b7dd9d7 | 602 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 603 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
604 | return undef; |
605 | } | |
606 | ||
788dd8e1 | 607 | sub volume_snapshot { |
f5640e7d | 608 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 609 | |
9af33ed0 AD |
610 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
611 | ||
612 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 613 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
614 | return undef; |
615 | } | |
616 | ||
5a2b2e2f AD |
617 | sub volume_snapshot_rollback { |
618 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
619 | ||
c6ce2cc8 AD |
620 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
621 | ||
622 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 623 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
624 | } |
625 | ||
cce29bcd AD |
626 | sub volume_snapshot_delete { |
627 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
628 | ||
e438d094 | 629 | return 1 if $running && !$scfg->{krbd}; |
cce29bcd | 630 | |
399581a2 WB |
631 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
632 | ||
c78cb110 AD |
633 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
634 | ||
f90a0a20 SP |
635 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
636 | if ($protected){ | |
637 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
638 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
639 | } | |
640 | ||
c78cb110 | 641 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
642 | |
643 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
644 | ||
cce29bcd AD |
645 | return undef; |
646 | } | |
647 | ||
774f21b9 AD |
648 | sub volume_has_feature { |
649 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
650 | ||
651 | my $features = { | |
5649ccfe | 652 | snapshot => { current => 1, snap => 1}, |
44c3689a | 653 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
654 | template => { current => 1}, |
655 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 656 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
657 | }; |
658 | ||
1e7ae581 AD |
659 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
660 | $class->parse_volname($volname); | |
661 | ||
662 | my $key = undef; | |
663 | if($snapname){ | |
2c5a7097 | 664 | $key = 'snap'; |
1e7ae581 AD |
665 | }else{ |
666 | $key = $isBase ? 'base' : 'current'; | |
667 | } | |
668 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
669 | |
670 | return undef; | |
671 | } | |
672 | ||
0509010d | 673 | 1; |