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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; | |
5102900d | 5 | |
0509010d | 6 | use IO::File; |
5102900d | 7 | use JSON; |
e858048f | 8 | use Net::IP; |
5102900d TL |
9 | |
10 | use PVE::CephConfig; | |
0509010d | 11 | use PVE::JSONSchema qw(get_standard_option); |
0ef8fb9d | 12 | use PVE::ProcFSTools; |
41aacc6c | 13 | use PVE::RADOS; |
5102900d TL |
14 | use PVE::Storage::Plugin; |
15 | use PVE::Tools qw(run_command trim); | |
0509010d AD |
16 | |
17 | use base qw(PVE::Storage::Plugin); | |
18 | ||
89a8800b DC |
19 | my $get_parent_image_name = sub { |
20 | my ($parent) = @_; | |
21 | return undef if !$parent; | |
22 | return $parent->{image} . "@" . $parent->{snapshot}; | |
23 | }; | |
24 | ||
8897f5dc SP |
25 | my $add_pool_to_disk = sub { |
26 | my ($scfg, $disk) = @_; | |
27 | ||
28 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
29 | ||
30 | return "$pool/$disk"; | |
31 | }; | |
32 | ||
6cc88e8e AA |
33 | my $build_cmd = sub { |
34 | my ($binary, $scfg, $storeid, $op, @options) = @_; | |
35 | ||
4050fcc1 | 36 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
6cc88e8e AA |
37 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
38 | ||
39 | my $cmd = [$binary, '-p', $pool]; | |
40 | ||
41 | push @$cmd, '-c', $cmd_option->{ceph_conf} if ($cmd_option->{ceph_conf}); | |
42 | push @$cmd, '-m', $cmd_option->{mon_host} if ($cmd_option->{mon_host}); | |
43 | push @$cmd, '--auth_supported', $cmd_option->{auth_supported} if ($cmd_option->{auth_supported}); | |
44 | push @$cmd, '-n', "client.$cmd_option->{userid}" if ($cmd_option->{userid}); | |
45 | push @$cmd, '--keyring', $cmd_option->{keyring} if ($cmd_option->{keyring}); | |
46 | ||
47 | push @$cmd, $op; | |
48 | ||
49 | push @$cmd, @options if scalar(@options); | |
50 | ||
51 | return $cmd; | |
52 | }; | |
53 | ||
54 | my $rbd_cmd = sub { | |
55 | my ($scfg, $storeid, $op, @options) = @_; | |
56 | ||
57 | return $build_cmd->('/usr/bin/rbd', $scfg, $storeid, $op, @options); | |
58 | }; | |
59 | ||
60 | my $rados_cmd = sub { | |
61 | my ($scfg, $storeid, $op, @options) = @_; | |
62 | ||
63 | return $build_cmd->('/usr/bin/rados', $scfg, $storeid, $op, @options); | |
64 | }; | |
65 | ||
41aacc6c AA |
66 | my $librados_connect = sub { |
67 | my ($scfg, $storeid, $options) = @_; | |
68 | ||
4050fcc1 | 69 | my $librados_config = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
41aacc6c AA |
70 | |
71 | my $rados = PVE::RADOS->new(%$librados_config); | |
72 | ||
73 | return $rados; | |
74 | }; | |
75 | ||
d86fd0a4 | 76 | # needed for volumes created using ceph jewel (or higher) |
0ef8fb9d | 77 | my $krbd_feature_update = sub { |
d86fd0a4 FG |
78 | my ($scfg, $storeid, $name) = @_; |
79 | ||
0ef8fb9d TL |
80 | my (@disable, @enable); |
81 | my ($kmajor, $kminor) = PVE::ProcFSTools::kernel_version(); | |
4c3b3085 | 82 | |
0ef8fb9d TL |
83 | if ($kmajor > 5 || $kmajor == 5 && $kminor >= 3) { |
84 | # 'deep-flatten' can only be disabled, not enabled after image creation | |
85 | push @enable, 'fast-diff', 'object-map'; | |
86 | } else { | |
87 | push @disable, 'fast-diff', 'object-map', 'deep-flatten'; | |
88 | } | |
89 | ||
90 | if ($kmajor >= 5) { | |
91 | push @enable, 'exclusive-lock'; | |
92 | } else { | |
93 | push @disable, 'exclusive-lock'; | |
94 | } | |
4c3b3085 | 95 | |
0ef8fb9d TL |
96 | my $active_features_list = (rbd_volume_info($scfg, $storeid, $name))[4]; |
97 | my $active_features = { map { $_ => 1 } @$active_features_list }; | |
98 | ||
99 | my $to_disable = join(',', grep { $active_features->{$_} } @disable); | |
100 | my $to_enable = join(',', grep { !$active_features->{$_} } @enable ); | |
101 | ||
102 | if ($to_disable) { | |
103 | print "disable RBD image features this kernel RBD drivers is not compatible with: $to_disable\n"; | |
104 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'disable', $name, $to_disable); | |
105 | run_rbd_command( | |
106 | $cmd, | |
107 | errmsg => "could not disable krbd-incompatible image features '$to_disable' for rbd image: $name", | |
108 | ); | |
109 | } | |
110 | if ($to_enable) { | |
111 | print "enable RBD image features this kernel RBD drivers supports: $to_enable\n"; | |
112 | eval { | |
113 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'enable', $name, $to_enable); | |
114 | run_rbd_command( | |
115 | $cmd, | |
116 | errmsg => "could not enable krbd-compatible image features '$to_enable' for rbd image: $name", | |
117 | ); | |
118 | }; | |
119 | warn "$@" if $@; | |
4c3b3085 | 120 | } |
d86fd0a4 FG |
121 | }; |
122 | ||
c693f749 SP |
123 | sub run_rbd_command { |
124 | my ($cmd, %args) = @_; | |
125 | ||
126 | my $lasterr; | |
127 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 128 | if (!exists($args{errfunc})) { |
c693f749 SP |
129 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
130 | # at least 1 child(ren) in pool cephstor1 | |
131 | $args{errfunc} = sub { | |
c97c5b3b DM |
132 | my $line = shift; |
133 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
134 | $lasterr = "$1\n"; | |
135 | } else { | |
136 | $lasterr = $line; | |
137 | } | |
138 | print STDERR $lasterr; | |
139 | *STDERR->flush(); | |
140 | }; | |
141 | } | |
142 | ||
143 | eval { run_command($cmd, %args); }; | |
144 | if (my $err = $@) { | |
145 | die $errmsg . $lasterr if length($lasterr); | |
146 | die $err; | |
c693f749 SP |
147 | } |
148 | ||
c97c5b3b | 149 | return undef; |
c693f749 SP |
150 | } |
151 | ||
411476cd DM |
152 | sub rbd_ls { |
153 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 154 | |
89a8800b | 155 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l', '--format', 'json'); |
1440604a | 156 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 157 | |
89a8800b | 158 | my $raw = ''; |
1be93fe2 | 159 | my $parser = sub { $raw .= shift }; |
8c3abf12 DM |
160 | |
161 | eval { | |
c693f749 | 162 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
163 | }; |
164 | my $err = $@; | |
165 | ||
166 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
89a8800b | 167 | |
00571710 DM |
168 | my $result; |
169 | if ($raw eq '') { | |
170 | $result = []; | |
171 | } elsif ($raw =~ m/^(\[.*\])$/s) { # untaint | |
172 | $result = JSON::decode_json($1); | |
173 | } else { | |
174 | die "got unexpected data from rbd ls: '$raw'\n"; | |
175 | } | |
89a8800b DC |
176 | |
177 | my $list = {}; | |
178 | ||
179 | foreach my $el (@$result) { | |
180 | next if defined($el->{snapshot}); | |
181 | ||
182 | my $image = $el->{image}; | |
183 | ||
184 | my ($owner) = $image =~ m/^(?:vm|base)-(\d+)-/; | |
aa14def4 | 185 | next if !defined($owner); |
89a8800b DC |
186 | |
187 | $list->{$pool}->{$image} = { | |
188 | name => $image, | |
189 | size => $el->{size}, | |
190 | parent => $get_parent_image_name->($el->{parent}), | |
191 | vmid => $owner | |
192 | }; | |
193 | } | |
194 | ||
411476cd | 195 | return $list; |
0509010d AD |
196 | } |
197 | ||
a573f66a FG |
198 | sub rbd_ls_snap { |
199 | my ($scfg, $storeid, $name) = @_; | |
200 | ||
201 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'ls', $name, '--format', 'json'); | |
202 | ||
203 | my $raw = ''; | |
204 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => sub { $raw .= shift; }); | |
205 | ||
206 | my $list; | |
207 | if ($raw =~ m/^(\[.*\])$/s) { # untaint | |
208 | $list = eval { JSON::decode_json($1) }; | |
209 | die "invalid JSON output from 'rbd snap ls $name': $@\n" if $@; | |
210 | } else { | |
211 | die "got unexpected data from 'rbd snap ls $name': '$raw'\n"; | |
212 | } | |
213 | ||
214 | $list = [] if !defined($list); | |
215 | ||
216 | my $res = {}; | |
217 | foreach my $el (@$list) { | |
218 | my $snap = $el->{name}; | |
219 | my $protected = defined($el->{protected}) && $el->{protected} eq "true" ? 1 : undef; | |
220 | $res->{$snap} = { | |
221 | name => $snap, | |
222 | id => $el->{id} // undef, | |
223 | size => $el->{size} // 0, | |
224 | protected => $protected, | |
225 | }; | |
226 | } | |
227 | return $res; | |
228 | } | |
229 | ||
62b98a65 | 230 | sub rbd_volume_info { |
992e6835 AD |
231 | my ($scfg, $storeid, $volname, $snap) = @_; |
232 | ||
233 | my $cmd = undef; | |
234 | ||
89a8800b | 235 | my @options = ('info', $volname, '--format', 'json'); |
1be93fe2 | 236 | if ($snap) { |
89a8800b | 237 | push @options, '--snap', $snap; |
992e6835 | 238 | } |
e110213e | 239 | |
89a8800b DC |
240 | $cmd = &$rbd_cmd($scfg, $storeid, @options); |
241 | ||
89a8800b | 242 | my $raw = ''; |
1be93fe2 | 243 | my $parser = sub { $raw .= shift }; |
e110213e | 244 | |
c693f749 | 245 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
1be93fe2 | 246 | |
00571710 DM |
247 | my $volume; |
248 | if ($raw eq '') { | |
249 | $volume = {}; | |
250 | } elsif ($raw =~ m/^(\{.*\})$/s) { # untaint | |
251 | $volume = JSON::decode_json($1); | |
252 | } else { | |
253 | die "got unexpected data from rbd info: '$raw'\n"; | |
254 | } | |
1be93fe2 | 255 | |
89a8800b | 256 | $volume->{parent} = $get_parent_image_name->($volume->{parent}); |
1be93fe2 | 257 | $volume->{protected} = defined($volume->{protected}) && $volume->{protected} eq "true" ? 1 : undef; |
e110213e | 258 | |
89a8800b | 259 | return $volume->@{qw(size parent format protected features)}; |
e110213e AD |
260 | } |
261 | ||
e5427b00 | 262 | # Configuration |
0509010d | 263 | |
0509010d AD |
264 | sub type { |
265 | return 'rbd'; | |
266 | } | |
267 | ||
268 | sub plugindata { | |
269 | return { | |
1f79bb07 | 270 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
271 | }; |
272 | } | |
273 | ||
274 | sub properties { | |
275 | return { | |
e5427b00 | 276 | monhost => { |
0b9ef02e | 277 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 278 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 279 | }, |
e5427b00 AD |
280 | pool => { |
281 | description => "Pool.", | |
0509010d AD |
282 | type => 'string', |
283 | }, | |
e5427b00 AD |
284 | username => { |
285 | description => "RBD Id.", | |
0509010d AD |
286 | type => 'string', |
287 | }, | |
e5427b00 | 288 | authsupported => { |
0509010d AD |
289 | description => "Authsupported.", |
290 | type => 'string', | |
291 | }, | |
9f20a8a6 | 292 | krbd => { |
40d69893 | 293 | description => "Always access rbd through krbd kernel module.", |
9f20a8a6 AD |
294 | type => 'boolean', |
295 | }, | |
0509010d AD |
296 | }; |
297 | } | |
298 | ||
299 | sub options { | |
300 | return { | |
35d6dfaf AD |
301 | nodes => { optional => 1 }, |
302 | disable => { optional => 1 }, | |
0b9ef02e | 303 | monhost => { optional => 1}, |
1440604a AD |
304 | pool => { optional => 1 }, |
305 | username => { optional => 1 }, | |
0509010d | 306 | content => { optional => 1 }, |
9f20a8a6 | 307 | krbd => { optional => 1 }, |
9edb99a5 | 308 | bwlimit => { optional => 1 }, |
0509010d AD |
309 | }; |
310 | } | |
311 | ||
312 | # Storage implementation | |
313 | ||
2e109b4b TL |
314 | sub on_add_hook { |
315 | my ($class, $storeid, $scfg, %param) = @_; | |
316 | ||
317 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
318 | ||
4050fcc1 | 319 | PVE::CephConfig::ceph_create_keyfile($scfg->{type}, $storeid); |
2e109b4b TL |
320 | } |
321 | ||
322 | sub on_delete_hook { | |
323 | my ($class, $storeid, $scfg) = @_; | |
324 | ||
325 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
326 | ||
4050fcc1 | 327 | PVE::CephConfig::ceph_remove_keyfile($scfg->{type}, $storeid); |
2e109b4b TL |
328 | } |
329 | ||
0509010d AD |
330 | sub parse_volname { |
331 | my ($class, $volname) = @_; | |
332 | ||
d04c7e55 | 333 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 334 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
335 | } |
336 | ||
337 | die "unable to parse rbd volume name '$volname'\n"; | |
338 | } | |
339 | ||
340 | sub path { | |
38e6ec3f | 341 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d | 342 | |
4050fcc1 | 343 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
0509010d | 344 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
38e6ec3f | 345 | $name .= '@'.$snapname if $snapname; |
0509010d | 346 | |
33cef4c8 WB |
347 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
348 | return ("/dev/rbd/$pool/$name", $vmid, $vtype) if $scfg->{krbd}; | |
349 | ||
6eebc4a7 | 350 | my $path = "rbd:$pool/$name"; |
6eebc4a7 | 351 | |
5fc02afb FG |
352 | $path .= ":conf=$cmd_option->{ceph_conf}" if $cmd_option->{ceph_conf}; |
353 | if (defined($scfg->{monhost})) { | |
4050fcc1 | 354 | my $monhost = PVE::CephConfig::hostlist($scfg->{monhost}, ';'); |
6eebc4a7 FG |
355 | $monhost =~ s/:/\\:/g; |
356 | $path .= ":mon_host=$monhost"; | |
6cc88e8e | 357 | $path .= ":auth_supported=$cmd_option->{auth_supported}"; |
6eebc4a7 FG |
358 | } |
359 | ||
6cc88e8e | 360 | $path .= ":id=$cmd_option->{userid}:keyring=$cmd_option->{keyring}" if ($cmd_option->{keyring}); |
13417225 | 361 | |
0509010d AD |
362 | return ($path, $vmid, $vtype); |
363 | } | |
364 | ||
a44c0147 FE |
365 | sub find_free_diskname { |
366 | my ($class, $storeid, $scfg, $vmid, $fmt, $add_fmt_suffix) = @_; | |
5b9b9b14 | 367 | |
53a236f2 | 368 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
c4a29df4 | 369 | my $disk_list = []; |
5b9b9b14 | 370 | |
53a236f2 FG |
371 | my $parser = sub { |
372 | my $line = shift; | |
dd9e97ed | 373 | if ($line =~ m/^(.*)$/) { # untaint |
00571710 DM |
374 | push @$disk_list, $1; |
375 | } | |
53a236f2 FG |
376 | }; |
377 | ||
378 | eval { | |
379 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
380 | }; | |
381 | my $err = $@; | |
382 | ||
383 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
384 | ||
c4a29df4 | 385 | return PVE::Storage::Plugin::get_next_vm_diskname($disk_list, $storeid, $vmid, undef, $scfg); |
a44c0147 | 386 | } |
5b9b9b14 | 387 | |
5eab0272 DM |
388 | sub create_base { |
389 | my ($class, $storeid, $scfg, $volname) = @_; | |
390 | ||
992e6835 AD |
391 | my $snap = '__base__'; |
392 | ||
393 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
394 | $class->parse_volname($volname); | |
395 | ||
396 | die "create_base not possible with base image\n" if $isBase; | |
397 | ||
398 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
399 | die "rbd volume info on '$name' failed\n" if !($size); | |
400 | ||
401 | die "rbd image must be at format V2" if $format ne "2"; | |
402 | ||
403 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
404 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
405 | ||
406 | my $newname = $name; | |
407 | $newname =~ s/^vm-/base-/; | |
408 | ||
409 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
410 | ||
8897f5dc | 411 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
c693f749 | 412 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
413 | |
414 | my $running = undef; #fixme : is create_base always offline ? | |
415 | ||
416 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
417 | ||
418 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
419 | ||
420 | if (!$protected){ | |
421 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 422 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
423 | } |
424 | ||
425 | return $newvolname; | |
426 | ||
5eab0272 DM |
427 | } |
428 | ||
429 | sub clone_image { | |
f236eaf8 | 430 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 431 | |
f2708285 | 432 | my $snap = '__base__'; |
f236eaf8 | 433 | $snap = $snapname if length $snapname; |
f2708285 AD |
434 | |
435 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
436 | $class->parse_volname($volname); | |
437 | ||
63da6d79 DM |
438 | die "$volname is not a base image and snapname is not provided\n" |
439 | if !$isBase && !length($snapname); | |
f2708285 | 440 | |
a44c0147 | 441 | my $name = $class->find_free_diskname($storeid, $scfg, $vmid); |
f2708285 | 442 | |
f236eaf8 SP |
443 | warn "clone $volname: $basename snapname $snap to $name\n"; |
444 | ||
63da6d79 | 445 | if (length($snapname)) { |
f236eaf8 SP |
446 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
447 | ||
63da6d79 | 448 | if (!$protected) { |
f236eaf8 SP |
449 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
450 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
451 | } | |
452 | } | |
f2708285 AD |
453 | |
454 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
455 | $newvol = $name if length($snapname); |
456 | ||
457 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), | |
458 | '--snap', $snap, &$add_pool_to_disk($scfg, $name)); | |
f2708285 | 459 | |
c693f749 | 460 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 AD |
461 | |
462 | return $newvol; | |
5eab0272 DM |
463 | } |
464 | ||
0509010d AD |
465 | sub alloc_image { |
466 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
467 | ||
468 | ||
292a33fd | 469 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 470 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 471 | |
a44c0147 | 472 | $name = $class->find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 473 | |
a8c3f8f6 | 474 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 475 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d AD |
476 | |
477 | return $name; | |
478 | } | |
479 | ||
480 | sub free_image { | |
32437ed2 | 481 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 482 | |
42d07b9a AD |
483 | my ($vtype, $name, $vmid, undef, undef, undef) = |
484 | $class->parse_volname($volname); | |
485 | ||
a573f66a FG |
486 | my $snaps = rbd_ls_snap($scfg, $storeid, $name); |
487 | foreach my $snap (keys %$snaps) { | |
488 | if ($snaps->{$snap}->{protected}) { | |
42d07b9a | 489 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); |
2362bc87 | 490 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
491 | } |
492 | } | |
493 | ||
515ef80b WL |
494 | $class->deactivate_volume($storeid, $scfg, $volname); |
495 | ||
42d07b9a | 496 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 497 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 498 | |
42d07b9a | 499 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 500 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
501 | |
502 | return undef; | |
503 | } | |
504 | ||
505 | sub list_images { | |
506 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
507 | ||
e5427b00 | 508 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 509 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 510 | |
0509010d AD |
511 | my $res = []; |
512 | ||
1440604a | 513 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 514 | foreach my $image (keys %$dat) { |
0509010d | 515 | |
cfd58f1f DM |
516 | my $info = $dat->{$image}; |
517 | ||
518 | my $volname = $info->{name}; | |
519 | my $parent = $info->{parent}; | |
520 | my $owner = $info->{vmid}; | |
9690e55e FG |
521 | |
522 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
523 | $info->{volid} = "$storeid:$1/$volname"; |
524 | } else { | |
525 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 526 | } |
0509010d | 527 | |
883d9b81 | 528 | if ($vollist) { |
1b83c3d9 | 529 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
530 | next if !$found; |
531 | } else { | |
532 | next if defined ($vmid) && ($owner ne $vmid); | |
533 | } | |
0509010d | 534 | |
411476cd | 535 | $info->{format} = 'raw'; |
0509010d | 536 | |
883d9b81 FG |
537 | push @$res, $info; |
538 | } | |
0509010d AD |
539 | } |
540 | ||
411476cd | 541 | return $res; |
0509010d AD |
542 | } |
543 | ||
0509010d AD |
544 | sub status { |
545 | my ($class, $storeid, $scfg, $cache) = @_; | |
546 | ||
69589444 | 547 | |
41aacc6c AA |
548 | my $rados = &$librados_connect($scfg, $storeid); |
549 | my $df = $rados->mon_command({ prefix => 'df', format => 'json' }); | |
69589444 | 550 | |
41aacc6c | 551 | my ($d) = grep { $_->{name} eq $scfg->{pool} } @{$df->{pools}}; |
69589444 | 552 | |
41aacc6c AA |
553 | # max_avail -> max available space for data w/o replication in the pool |
554 | # bytes_used -> data w/o replication in the pool | |
555 | my $free = $d->{stats}->{max_avail}; | |
e79ab52c | 556 | my $used = $d->{stats}->{stored} // $d->{stats}->{bytes_used}; |
41aacc6c | 557 | my $total = $used + $free; |
0509010d | 558 | my $active = 1; |
0509010d | 559 | |
411476cd | 560 | return ($total, $free, $used, $active); |
0509010d AD |
561 | } |
562 | ||
563 | sub activate_storage { | |
564 | my ($class, $storeid, $scfg, $cache) = @_; | |
565 | return 1; | |
566 | } | |
567 | ||
568 | sub deactivate_storage { | |
569 | my ($class, $storeid, $scfg, $cache) = @_; | |
570 | return 1; | |
571 | } | |
572 | ||
40d69893 DM |
573 | my $get_kernel_device_name = sub { |
574 | my ($pool, $name) = @_; | |
575 | ||
576 | return "/dev/rbd/$pool/$name"; | |
577 | }; | |
9f20a8a6 | 578 | |
40d69893 DM |
579 | sub map_volume { |
580 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
9f20a8a6 | 581 | |
518f3908 FG |
582 | my ($vtype, $img_name, $vmid) = $class->parse_volname($volname); |
583 | ||
584 | my $name = $img_name; | |
40d69893 DM |
585 | $name .= '@'.$snapname if $snapname; |
586 | ||
4f6a99d8 DM |
587 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
588 | ||
40d69893 DM |
589 | my $kerneldev = $get_kernel_device_name->($pool, $name); |
590 | ||
591 | return $kerneldev if -b $kerneldev; # already mapped | |
592 | ||
518f3908 FG |
593 | # features can only be enabled/disabled for image, not for snapshot! |
594 | $krbd_feature_update->($scfg, $storeid, $img_name); | |
9f20a8a6 AD |
595 | |
596 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); | |
40d69893 DM |
597 | run_rbd_command($cmd, errmsg => "can't map rbd volume $name"); |
598 | ||
599 | return $kerneldev; | |
600 | } | |
601 | ||
602 | sub unmap_volume { | |
603 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
604 | ||
605 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
606 | $name .= '@'.$snapname if $snapname; | |
607 | ||
608 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
609 | ||
610 | my $kerneldev = $get_kernel_device_name->($pool, $name); | |
611 | ||
612 | if (-b $kerneldev) { | |
613 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $kerneldev); | |
614 | run_rbd_command($cmd, errmsg => "can't unmap rbd device $kerneldev"); | |
615 | } | |
9f20a8a6 | 616 | |
0509010d AD |
617 | return 1; |
618 | } | |
619 | ||
40d69893 | 620 | sub activate_volume { |
02e797b8 | 621 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 | 622 | |
40d69893 | 623 | $class->map_volume($storeid, $scfg, $volname, $snapname) if $scfg->{krbd}; |
9f20a8a6 | 624 | |
40d69893 DM |
625 | return 1; |
626 | } | |
9f20a8a6 | 627 | |
40d69893 DM |
628 | sub deactivate_volume { |
629 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; | |
b50812f9 | 630 | |
40d69893 | 631 | $class->unmap_volume($storeid, $scfg, $volname, $snapname); |
9f20a8a6 | 632 | |
0509010d AD |
633 | return 1; |
634 | } | |
635 | ||
0002d9cc AD |
636 | sub volume_size_info { |
637 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
638 | ||
81d1d017 AD |
639 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
640 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 641 | return $size; |
0002d9cc AD |
642 | } |
643 | ||
e7a42a76 AD |
644 | sub volume_resize { |
645 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
646 | ||
40d69893 | 647 | return 1 if $running && !$scfg->{krbd}; # FIXME??? |
e7a42a76 | 648 | |
478fc06c AD |
649 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
650 | ||
4b7dd9d7 | 651 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 652 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
653 | return undef; |
654 | } | |
655 | ||
788dd8e1 | 656 | sub volume_snapshot { |
f5640e7d | 657 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 658 | |
9af33ed0 AD |
659 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
660 | ||
661 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 662 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
663 | return undef; |
664 | } | |
665 | ||
5a2b2e2f AD |
666 | sub volume_snapshot_rollback { |
667 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
668 | ||
c6ce2cc8 AD |
669 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
670 | ||
671 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 672 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
673 | } |
674 | ||
cce29bcd AD |
675 | sub volume_snapshot_delete { |
676 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
677 | ||
40d69893 | 678 | return 1 if $running && !$scfg->{krbd}; # FIXME: ???? |
cce29bcd | 679 | |
399581a2 WB |
680 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
681 | ||
c78cb110 AD |
682 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
683 | ||
f90a0a20 SP |
684 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
685 | if ($protected){ | |
686 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
687 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
688 | } | |
689 | ||
c78cb110 | 690 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
691 | |
692 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
693 | ||
cce29bcd AD |
694 | return undef; |
695 | } | |
696 | ||
774f21b9 AD |
697 | sub volume_has_feature { |
698 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
699 | ||
700 | my $features = { | |
5649ccfe | 701 | snapshot => { current => 1, snap => 1}, |
44c3689a | 702 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
703 | template => { current => 1}, |
704 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 705 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
706 | }; |
707 | ||
1e7ae581 AD |
708 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
709 | $class->parse_volname($volname); | |
710 | ||
711 | my $key = undef; | |
712 | if($snapname){ | |
2c5a7097 | 713 | $key = 'snap'; |
1e7ae581 AD |
714 | }else{ |
715 | $key = $isBase ? 'base' : 'current'; | |
716 | } | |
717 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
718 | |
719 | return undef; | |
720 | } | |
721 | ||
0509010d | 722 | 1; |