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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, $name) = @_; |
79 | ||
e54c3e33 | 80 | my ($versionparts) = PVE::CephConfig::ceph_version(); |
a4e603c6 | 81 | return 1 if $versionparts->[0] < 10; |
d86fd0a4 | 82 | |
0ef8fb9d TL |
83 | my (@disable, @enable); |
84 | my ($kmajor, $kminor) = PVE::ProcFSTools::kernel_version(); | |
4c3b3085 | 85 | |
0ef8fb9d TL |
86 | if ($kmajor > 5 || $kmajor == 5 && $kminor >= 3) { |
87 | # 'deep-flatten' can only be disabled, not enabled after image creation | |
88 | push @enable, 'fast-diff', 'object-map'; | |
89 | } else { | |
90 | push @disable, 'fast-diff', 'object-map', 'deep-flatten'; | |
91 | } | |
92 | ||
93 | if ($kmajor >= 5) { | |
94 | push @enable, 'exclusive-lock'; | |
95 | } else { | |
96 | push @disable, 'exclusive-lock'; | |
97 | } | |
4c3b3085 | 98 | |
0ef8fb9d TL |
99 | my $active_features_list = (rbd_volume_info($scfg, $storeid, $name))[4]; |
100 | my $active_features = { map { $_ => 1 } @$active_features_list }; | |
101 | ||
102 | my $to_disable = join(',', grep { $active_features->{$_} } @disable); | |
103 | my $to_enable = join(',', grep { !$active_features->{$_} } @enable ); | |
104 | ||
105 | if ($to_disable) { | |
106 | print "disable RBD image features this kernel RBD drivers is not compatible with: $to_disable\n"; | |
107 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'disable', $name, $to_disable); | |
108 | run_rbd_command( | |
109 | $cmd, | |
110 | errmsg => "could not disable krbd-incompatible image features '$to_disable' for rbd image: $name", | |
111 | ); | |
112 | } | |
113 | if ($to_enable) { | |
114 | print "enable RBD image features this kernel RBD drivers supports: $to_enable\n"; | |
115 | eval { | |
116 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'enable', $name, $to_enable); | |
117 | run_rbd_command( | |
118 | $cmd, | |
119 | errmsg => "could not enable krbd-compatible image features '$to_enable' for rbd image: $name", | |
120 | ); | |
121 | }; | |
122 | warn "$@" if $@; | |
4c3b3085 | 123 | } |
d86fd0a4 FG |
124 | }; |
125 | ||
c693f749 SP |
126 | sub run_rbd_command { |
127 | my ($cmd, %args) = @_; | |
128 | ||
129 | my $lasterr; | |
130 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 131 | if (!exists($args{errfunc})) { |
c693f749 SP |
132 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
133 | # at least 1 child(ren) in pool cephstor1 | |
134 | $args{errfunc} = sub { | |
c97c5b3b DM |
135 | my $line = shift; |
136 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
137 | $lasterr = "$1\n"; | |
138 | } else { | |
139 | $lasterr = $line; | |
140 | } | |
141 | print STDERR $lasterr; | |
142 | *STDERR->flush(); | |
143 | }; | |
144 | } | |
145 | ||
146 | eval { run_command($cmd, %args); }; | |
147 | if (my $err = $@) { | |
148 | die $errmsg . $lasterr if length($lasterr); | |
149 | die $err; | |
c693f749 SP |
150 | } |
151 | ||
c97c5b3b | 152 | return undef; |
c693f749 SP |
153 | } |
154 | ||
411476cd DM |
155 | sub rbd_ls { |
156 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 157 | |
89a8800b | 158 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l', '--format', 'json'); |
1440604a | 159 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 160 | |
89a8800b | 161 | my $raw = ''; |
1be93fe2 | 162 | my $parser = sub { $raw .= shift }; |
8c3abf12 DM |
163 | |
164 | eval { | |
c693f749 | 165 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
166 | }; |
167 | my $err = $@; | |
168 | ||
169 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
89a8800b | 170 | |
00571710 DM |
171 | my $result; |
172 | if ($raw eq '') { | |
173 | $result = []; | |
174 | } elsif ($raw =~ m/^(\[.*\])$/s) { # untaint | |
175 | $result = JSON::decode_json($1); | |
176 | } else { | |
177 | die "got unexpected data from rbd ls: '$raw'\n"; | |
178 | } | |
89a8800b DC |
179 | |
180 | my $list = {}; | |
181 | ||
182 | foreach my $el (@$result) { | |
183 | next if defined($el->{snapshot}); | |
184 | ||
185 | my $image = $el->{image}; | |
186 | ||
187 | my ($owner) = $image =~ m/^(?:vm|base)-(\d+)-/; | |
aa14def4 | 188 | next if !defined($owner); |
89a8800b DC |
189 | |
190 | $list->{$pool}->{$image} = { | |
191 | name => $image, | |
192 | size => $el->{size}, | |
193 | parent => $get_parent_image_name->($el->{parent}), | |
194 | vmid => $owner | |
195 | }; | |
196 | } | |
197 | ||
411476cd | 198 | return $list; |
0509010d AD |
199 | } |
200 | ||
a573f66a FG |
201 | sub rbd_ls_snap { |
202 | my ($scfg, $storeid, $name) = @_; | |
203 | ||
204 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'ls', $name, '--format', 'json'); | |
205 | ||
206 | my $raw = ''; | |
207 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => sub { $raw .= shift; }); | |
208 | ||
209 | my $list; | |
210 | if ($raw =~ m/^(\[.*\])$/s) { # untaint | |
211 | $list = eval { JSON::decode_json($1) }; | |
212 | die "invalid JSON output from 'rbd snap ls $name': $@\n" if $@; | |
213 | } else { | |
214 | die "got unexpected data from 'rbd snap ls $name': '$raw'\n"; | |
215 | } | |
216 | ||
217 | $list = [] if !defined($list); | |
218 | ||
219 | my $res = {}; | |
220 | foreach my $el (@$list) { | |
221 | my $snap = $el->{name}; | |
222 | my $protected = defined($el->{protected}) && $el->{protected} eq "true" ? 1 : undef; | |
223 | $res->{$snap} = { | |
224 | name => $snap, | |
225 | id => $el->{id} // undef, | |
226 | size => $el->{size} // 0, | |
227 | protected => $protected, | |
228 | }; | |
229 | } | |
230 | return $res; | |
231 | } | |
232 | ||
62b98a65 | 233 | sub rbd_volume_info { |
992e6835 AD |
234 | my ($scfg, $storeid, $volname, $snap) = @_; |
235 | ||
236 | my $cmd = undef; | |
237 | ||
89a8800b | 238 | my @options = ('info', $volname, '--format', 'json'); |
1be93fe2 | 239 | if ($snap) { |
89a8800b | 240 | push @options, '--snap', $snap; |
992e6835 | 241 | } |
e110213e | 242 | |
89a8800b DC |
243 | $cmd = &$rbd_cmd($scfg, $storeid, @options); |
244 | ||
89a8800b | 245 | my $raw = ''; |
1be93fe2 | 246 | my $parser = sub { $raw .= shift }; |
e110213e | 247 | |
c693f749 | 248 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
1be93fe2 | 249 | |
00571710 DM |
250 | my $volume; |
251 | if ($raw eq '') { | |
252 | $volume = {}; | |
253 | } elsif ($raw =~ m/^(\{.*\})$/s) { # untaint | |
254 | $volume = JSON::decode_json($1); | |
255 | } else { | |
256 | die "got unexpected data from rbd info: '$raw'\n"; | |
257 | } | |
1be93fe2 | 258 | |
89a8800b | 259 | $volume->{parent} = $get_parent_image_name->($volume->{parent}); |
1be93fe2 | 260 | $volume->{protected} = defined($volume->{protected}) && $volume->{protected} eq "true" ? 1 : undef; |
e110213e | 261 | |
89a8800b | 262 | return $volume->@{qw(size parent format protected features)}; |
e110213e AD |
263 | } |
264 | ||
e5427b00 | 265 | # Configuration |
0509010d | 266 | |
0509010d AD |
267 | sub type { |
268 | return 'rbd'; | |
269 | } | |
270 | ||
271 | sub plugindata { | |
272 | return { | |
1f79bb07 | 273 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
274 | }; |
275 | } | |
276 | ||
277 | sub properties { | |
278 | return { | |
e5427b00 | 279 | monhost => { |
0b9ef02e | 280 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 281 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 282 | }, |
e5427b00 AD |
283 | pool => { |
284 | description => "Pool.", | |
0509010d AD |
285 | type => 'string', |
286 | }, | |
e5427b00 AD |
287 | username => { |
288 | description => "RBD Id.", | |
0509010d AD |
289 | type => 'string', |
290 | }, | |
e5427b00 | 291 | authsupported => { |
0509010d AD |
292 | description => "Authsupported.", |
293 | type => 'string', | |
294 | }, | |
9f20a8a6 | 295 | krbd => { |
40d69893 | 296 | description => "Always access rbd through krbd kernel module.", |
9f20a8a6 AD |
297 | type => 'boolean', |
298 | }, | |
0509010d AD |
299 | }; |
300 | } | |
301 | ||
302 | sub options { | |
303 | return { | |
35d6dfaf AD |
304 | nodes => { optional => 1 }, |
305 | disable => { optional => 1 }, | |
0b9ef02e | 306 | monhost => { optional => 1}, |
1440604a AD |
307 | pool => { optional => 1 }, |
308 | username => { optional => 1 }, | |
0509010d | 309 | content => { optional => 1 }, |
9f20a8a6 | 310 | krbd => { optional => 1 }, |
9edb99a5 | 311 | bwlimit => { optional => 1 }, |
0509010d AD |
312 | }; |
313 | } | |
314 | ||
315 | # Storage implementation | |
316 | ||
2e109b4b TL |
317 | sub on_add_hook { |
318 | my ($class, $storeid, $scfg, %param) = @_; | |
319 | ||
320 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
321 | ||
4050fcc1 | 322 | PVE::CephConfig::ceph_create_keyfile($scfg->{type}, $storeid); |
2e109b4b TL |
323 | } |
324 | ||
325 | sub on_delete_hook { | |
326 | my ($class, $storeid, $scfg) = @_; | |
327 | ||
328 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
329 | ||
4050fcc1 | 330 | PVE::CephConfig::ceph_remove_keyfile($scfg->{type}, $storeid); |
2e109b4b TL |
331 | } |
332 | ||
0509010d AD |
333 | sub parse_volname { |
334 | my ($class, $volname) = @_; | |
335 | ||
d04c7e55 | 336 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 337 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
338 | } |
339 | ||
340 | die "unable to parse rbd volume name '$volname'\n"; | |
341 | } | |
342 | ||
343 | sub path { | |
38e6ec3f | 344 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d | 345 | |
4050fcc1 | 346 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
0509010d | 347 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
38e6ec3f | 348 | $name .= '@'.$snapname if $snapname; |
0509010d | 349 | |
33cef4c8 WB |
350 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
351 | return ("/dev/rbd/$pool/$name", $vmid, $vtype) if $scfg->{krbd}; | |
352 | ||
6eebc4a7 | 353 | my $path = "rbd:$pool/$name"; |
6eebc4a7 | 354 | |
5fc02afb FG |
355 | $path .= ":conf=$cmd_option->{ceph_conf}" if $cmd_option->{ceph_conf}; |
356 | if (defined($scfg->{monhost})) { | |
4050fcc1 | 357 | my $monhost = PVE::CephConfig::hostlist($scfg->{monhost}, ';'); |
6eebc4a7 FG |
358 | $monhost =~ s/:/\\:/g; |
359 | $path .= ":mon_host=$monhost"; | |
6cc88e8e | 360 | $path .= ":auth_supported=$cmd_option->{auth_supported}"; |
6eebc4a7 FG |
361 | } |
362 | ||
6cc88e8e | 363 | $path .= ":id=$cmd_option->{userid}:keyring=$cmd_option->{keyring}" if ($cmd_option->{keyring}); |
13417225 | 364 | |
0509010d AD |
365 | return ($path, $vmid, $vtype); |
366 | } | |
367 | ||
a44c0147 FE |
368 | sub find_free_diskname { |
369 | my ($class, $storeid, $scfg, $vmid, $fmt, $add_fmt_suffix) = @_; | |
5b9b9b14 | 370 | |
53a236f2 | 371 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
c4a29df4 | 372 | my $disk_list = []; |
5b9b9b14 | 373 | |
53a236f2 FG |
374 | my $parser = sub { |
375 | my $line = shift; | |
dd9e97ed | 376 | if ($line =~ m/^(.*)$/) { # untaint |
00571710 DM |
377 | push @$disk_list, $1; |
378 | } | |
53a236f2 FG |
379 | }; |
380 | ||
381 | eval { | |
382 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
383 | }; | |
384 | my $err = $@; | |
385 | ||
386 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
387 | ||
c4a29df4 | 388 | return PVE::Storage::Plugin::get_next_vm_diskname($disk_list, $storeid, $vmid, undef, $scfg); |
a44c0147 | 389 | } |
5b9b9b14 | 390 | |
5eab0272 DM |
391 | sub create_base { |
392 | my ($class, $storeid, $scfg, $volname) = @_; | |
393 | ||
992e6835 AD |
394 | my $snap = '__base__'; |
395 | ||
396 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
397 | $class->parse_volname($volname); | |
398 | ||
399 | die "create_base not possible with base image\n" if $isBase; | |
400 | ||
401 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
402 | die "rbd volume info on '$name' failed\n" if !($size); | |
403 | ||
404 | die "rbd image must be at format V2" if $format ne "2"; | |
405 | ||
406 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
407 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
408 | ||
409 | my $newname = $name; | |
410 | $newname =~ s/^vm-/base-/; | |
411 | ||
412 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
413 | ||
8897f5dc | 414 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
c693f749 | 415 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
416 | |
417 | my $running = undef; #fixme : is create_base always offline ? | |
418 | ||
419 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
420 | ||
421 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
422 | ||
423 | if (!$protected){ | |
424 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 425 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
426 | } |
427 | ||
428 | return $newvolname; | |
429 | ||
5eab0272 DM |
430 | } |
431 | ||
432 | sub clone_image { | |
f236eaf8 | 433 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 434 | |
f2708285 | 435 | my $snap = '__base__'; |
f236eaf8 | 436 | $snap = $snapname if length $snapname; |
f2708285 AD |
437 | |
438 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
439 | $class->parse_volname($volname); | |
440 | ||
63da6d79 DM |
441 | die "$volname is not a base image and snapname is not provided\n" |
442 | if !$isBase && !length($snapname); | |
f2708285 | 443 | |
a44c0147 | 444 | my $name = $class->find_free_diskname($storeid, $scfg, $vmid); |
f2708285 | 445 | |
f236eaf8 SP |
446 | warn "clone $volname: $basename snapname $snap to $name\n"; |
447 | ||
63da6d79 | 448 | if (length($snapname)) { |
f236eaf8 SP |
449 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
450 | ||
63da6d79 | 451 | if (!$protected) { |
f236eaf8 SP |
452 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
453 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
454 | } | |
455 | } | |
f2708285 AD |
456 | |
457 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
458 | $newvol = $name if length($snapname); |
459 | ||
460 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), | |
461 | '--snap', $snap, &$add_pool_to_disk($scfg, $name)); | |
f2708285 | 462 | |
c693f749 | 463 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 AD |
464 | |
465 | return $newvol; | |
5eab0272 DM |
466 | } |
467 | ||
0509010d AD |
468 | sub alloc_image { |
469 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
470 | ||
471 | ||
292a33fd | 472 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 473 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 474 | |
a44c0147 | 475 | $name = $class->find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 476 | |
a8c3f8f6 | 477 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 478 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d AD |
479 | |
480 | return $name; | |
481 | } | |
482 | ||
483 | sub free_image { | |
32437ed2 | 484 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 485 | |
42d07b9a AD |
486 | my ($vtype, $name, $vmid, undef, undef, undef) = |
487 | $class->parse_volname($volname); | |
488 | ||
a573f66a FG |
489 | my $snaps = rbd_ls_snap($scfg, $storeid, $name); |
490 | foreach my $snap (keys %$snaps) { | |
491 | if ($snaps->{$snap}->{protected}) { | |
42d07b9a | 492 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); |
2362bc87 | 493 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
494 | } |
495 | } | |
496 | ||
515ef80b WL |
497 | $class->deactivate_volume($storeid, $scfg, $volname); |
498 | ||
42d07b9a | 499 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 500 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 501 | |
42d07b9a | 502 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 503 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
504 | |
505 | return undef; | |
506 | } | |
507 | ||
508 | sub list_images { | |
509 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
510 | ||
e5427b00 | 511 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 512 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 513 | |
0509010d AD |
514 | my $res = []; |
515 | ||
1440604a | 516 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 517 | foreach my $image (keys %$dat) { |
0509010d | 518 | |
cfd58f1f DM |
519 | my $info = $dat->{$image}; |
520 | ||
521 | my $volname = $info->{name}; | |
522 | my $parent = $info->{parent}; | |
523 | my $owner = $info->{vmid}; | |
9690e55e FG |
524 | |
525 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
526 | $info->{volid} = "$storeid:$1/$volname"; |
527 | } else { | |
528 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 529 | } |
0509010d | 530 | |
883d9b81 | 531 | if ($vollist) { |
1b83c3d9 | 532 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
533 | next if !$found; |
534 | } else { | |
535 | next if defined ($vmid) && ($owner ne $vmid); | |
536 | } | |
0509010d | 537 | |
411476cd | 538 | $info->{format} = 'raw'; |
0509010d | 539 | |
883d9b81 FG |
540 | push @$res, $info; |
541 | } | |
0509010d AD |
542 | } |
543 | ||
411476cd | 544 | return $res; |
0509010d AD |
545 | } |
546 | ||
0509010d AD |
547 | sub status { |
548 | my ($class, $storeid, $scfg, $cache) = @_; | |
549 | ||
69589444 | 550 | |
41aacc6c AA |
551 | my $rados = &$librados_connect($scfg, $storeid); |
552 | my $df = $rados->mon_command({ prefix => 'df', format => 'json' }); | |
69589444 | 553 | |
41aacc6c | 554 | my ($d) = grep { $_->{name} eq $scfg->{pool} } @{$df->{pools}}; |
69589444 | 555 | |
41aacc6c AA |
556 | # max_avail -> max available space for data w/o replication in the pool |
557 | # bytes_used -> data w/o replication in the pool | |
558 | my $free = $d->{stats}->{max_avail}; | |
e79ab52c | 559 | my $used = $d->{stats}->{stored} // $d->{stats}->{bytes_used}; |
41aacc6c | 560 | my $total = $used + $free; |
0509010d | 561 | my $active = 1; |
0509010d | 562 | |
411476cd | 563 | return ($total, $free, $used, $active); |
0509010d AD |
564 | } |
565 | ||
566 | sub activate_storage { | |
567 | my ($class, $storeid, $scfg, $cache) = @_; | |
568 | return 1; | |
569 | } | |
570 | ||
571 | sub deactivate_storage { | |
572 | my ($class, $storeid, $scfg, $cache) = @_; | |
573 | return 1; | |
574 | } | |
575 | ||
40d69893 DM |
576 | my $get_kernel_device_name = sub { |
577 | my ($pool, $name) = @_; | |
578 | ||
579 | return "/dev/rbd/$pool/$name"; | |
580 | }; | |
9f20a8a6 | 581 | |
40d69893 DM |
582 | sub map_volume { |
583 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
9f20a8a6 | 584 | |
518f3908 FG |
585 | my ($vtype, $img_name, $vmid) = $class->parse_volname($volname); |
586 | ||
587 | my $name = $img_name; | |
40d69893 DM |
588 | $name .= '@'.$snapname if $snapname; |
589 | ||
4f6a99d8 DM |
590 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
591 | ||
40d69893 DM |
592 | my $kerneldev = $get_kernel_device_name->($pool, $name); |
593 | ||
594 | return $kerneldev if -b $kerneldev; # already mapped | |
595 | ||
518f3908 FG |
596 | # features can only be enabled/disabled for image, not for snapshot! |
597 | $krbd_feature_update->($scfg, $storeid, $img_name); | |
9f20a8a6 AD |
598 | |
599 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); | |
40d69893 DM |
600 | run_rbd_command($cmd, errmsg => "can't map rbd volume $name"); |
601 | ||
602 | return $kerneldev; | |
603 | } | |
604 | ||
605 | sub unmap_volume { | |
606 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
607 | ||
608 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
609 | $name .= '@'.$snapname if $snapname; | |
610 | ||
611 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
612 | ||
613 | my $kerneldev = $get_kernel_device_name->($pool, $name); | |
614 | ||
615 | if (-b $kerneldev) { | |
616 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $kerneldev); | |
617 | run_rbd_command($cmd, errmsg => "can't unmap rbd device $kerneldev"); | |
618 | } | |
9f20a8a6 | 619 | |
0509010d AD |
620 | return 1; |
621 | } | |
622 | ||
40d69893 | 623 | sub activate_volume { |
02e797b8 | 624 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 | 625 | |
40d69893 | 626 | $class->map_volume($storeid, $scfg, $volname, $snapname) if $scfg->{krbd}; |
9f20a8a6 | 627 | |
40d69893 DM |
628 | return 1; |
629 | } | |
9f20a8a6 | 630 | |
40d69893 DM |
631 | sub deactivate_volume { |
632 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; | |
b50812f9 | 633 | |
40d69893 | 634 | $class->unmap_volume($storeid, $scfg, $volname, $snapname); |
9f20a8a6 | 635 | |
0509010d AD |
636 | return 1; |
637 | } | |
638 | ||
0002d9cc AD |
639 | sub volume_size_info { |
640 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
641 | ||
81d1d017 AD |
642 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
643 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 644 | return $size; |
0002d9cc AD |
645 | } |
646 | ||
e7a42a76 AD |
647 | sub volume_resize { |
648 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
649 | ||
40d69893 | 650 | return 1 if $running && !$scfg->{krbd}; # FIXME??? |
e7a42a76 | 651 | |
478fc06c AD |
652 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
653 | ||
4b7dd9d7 | 654 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 655 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
656 | return undef; |
657 | } | |
658 | ||
788dd8e1 | 659 | sub volume_snapshot { |
f5640e7d | 660 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 661 | |
9af33ed0 AD |
662 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
663 | ||
664 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 665 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
666 | return undef; |
667 | } | |
668 | ||
5a2b2e2f AD |
669 | sub volume_snapshot_rollback { |
670 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
671 | ||
c6ce2cc8 AD |
672 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
673 | ||
674 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 675 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
676 | } |
677 | ||
cce29bcd AD |
678 | sub volume_snapshot_delete { |
679 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
680 | ||
40d69893 | 681 | return 1 if $running && !$scfg->{krbd}; # FIXME: ???? |
cce29bcd | 682 | |
399581a2 WB |
683 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
684 | ||
c78cb110 AD |
685 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
686 | ||
f90a0a20 SP |
687 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
688 | if ($protected){ | |
689 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
690 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
691 | } | |
692 | ||
c78cb110 | 693 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
694 | |
695 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
696 | ||
cce29bcd AD |
697 | return undef; |
698 | } | |
699 | ||
774f21b9 AD |
700 | sub volume_has_feature { |
701 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
702 | ||
703 | my $features = { | |
5649ccfe | 704 | snapshot => { current => 1, snap => 1}, |
44c3689a | 705 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
706 | template => { current => 1}, |
707 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 708 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
709 | }; |
710 | ||
1e7ae581 AD |
711 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
712 | $class->parse_volname($volname); | |
713 | ||
714 | my $key = undef; | |
715 | if($snapname){ | |
2c5a7097 | 716 | $key = 'snap'; |
1e7ae581 AD |
717 | }else{ |
718 | $key = $isBase ? 'base' : 'current'; | |
719 | } | |
720 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
721 | |
722 | return undef; | |
723 | } | |
724 | ||
0509010d | 725 | 1; |