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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 | ||
aeb007cb AL |
25 | my $get_rbd_path = sub { |
26 | my ($scfg, $volume) = @_; | |
8897f5dc | 27 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
aeb007cb | 28 | return "${pool}/${volume}"; |
8897f5dc SP |
29 | }; |
30 | ||
6cc88e8e AA |
31 | my $build_cmd = sub { |
32 | my ($binary, $scfg, $storeid, $op, @options) = @_; | |
33 | ||
4050fcc1 | 34 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
6cc88e8e AA |
35 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
36 | ||
37 | my $cmd = [$binary, '-p', $pool]; | |
38 | ||
39 | push @$cmd, '-c', $cmd_option->{ceph_conf} if ($cmd_option->{ceph_conf}); | |
40 | push @$cmd, '-m', $cmd_option->{mon_host} if ($cmd_option->{mon_host}); | |
41 | push @$cmd, '--auth_supported', $cmd_option->{auth_supported} if ($cmd_option->{auth_supported}); | |
42 | push @$cmd, '-n', "client.$cmd_option->{userid}" if ($cmd_option->{userid}); | |
43 | push @$cmd, '--keyring', $cmd_option->{keyring} if ($cmd_option->{keyring}); | |
44 | ||
45 | push @$cmd, $op; | |
46 | ||
47 | push @$cmd, @options if scalar(@options); | |
48 | ||
49 | return $cmd; | |
50 | }; | |
51 | ||
52 | my $rbd_cmd = sub { | |
53 | my ($scfg, $storeid, $op, @options) = @_; | |
54 | ||
55 | return $build_cmd->('/usr/bin/rbd', $scfg, $storeid, $op, @options); | |
56 | }; | |
57 | ||
58 | my $rados_cmd = sub { | |
59 | my ($scfg, $storeid, $op, @options) = @_; | |
60 | ||
61 | return $build_cmd->('/usr/bin/rados', $scfg, $storeid, $op, @options); | |
62 | }; | |
63 | ||
41aacc6c AA |
64 | my $librados_connect = sub { |
65 | my ($scfg, $storeid, $options) = @_; | |
66 | ||
4050fcc1 | 67 | my $librados_config = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
41aacc6c AA |
68 | |
69 | my $rados = PVE::RADOS->new(%$librados_config); | |
70 | ||
71 | return $rados; | |
72 | }; | |
73 | ||
d86fd0a4 | 74 | # needed for volumes created using ceph jewel (or higher) |
0ef8fb9d | 75 | my $krbd_feature_update = sub { |
d86fd0a4 FG |
76 | my ($scfg, $storeid, $name) = @_; |
77 | ||
0ef8fb9d TL |
78 | my (@disable, @enable); |
79 | my ($kmajor, $kminor) = PVE::ProcFSTools::kernel_version(); | |
4c3b3085 | 80 | |
0ef8fb9d TL |
81 | if ($kmajor > 5 || $kmajor == 5 && $kminor >= 3) { |
82 | # 'deep-flatten' can only be disabled, not enabled after image creation | |
83 | push @enable, 'fast-diff', 'object-map'; | |
84 | } else { | |
85 | push @disable, 'fast-diff', 'object-map', 'deep-flatten'; | |
86 | } | |
87 | ||
88 | if ($kmajor >= 5) { | |
89 | push @enable, 'exclusive-lock'; | |
90 | } else { | |
91 | push @disable, 'exclusive-lock'; | |
92 | } | |
4c3b3085 | 93 | |
0ef8fb9d TL |
94 | my $active_features_list = (rbd_volume_info($scfg, $storeid, $name))[4]; |
95 | my $active_features = { map { $_ => 1 } @$active_features_list }; | |
96 | ||
97 | my $to_disable = join(',', grep { $active_features->{$_} } @disable); | |
98 | my $to_enable = join(',', grep { !$active_features->{$_} } @enable ); | |
99 | ||
100 | if ($to_disable) { | |
101 | print "disable RBD image features this kernel RBD drivers is not compatible with: $to_disable\n"; | |
102 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'disable', $name, $to_disable); | |
103 | run_rbd_command( | |
104 | $cmd, | |
105 | errmsg => "could not disable krbd-incompatible image features '$to_disable' for rbd image: $name", | |
106 | ); | |
107 | } | |
108 | if ($to_enable) { | |
109 | print "enable RBD image features this kernel RBD drivers supports: $to_enable\n"; | |
110 | eval { | |
111 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'enable', $name, $to_enable); | |
112 | run_rbd_command( | |
113 | $cmd, | |
114 | errmsg => "could not enable krbd-compatible image features '$to_enable' for rbd image: $name", | |
115 | ); | |
116 | }; | |
117 | warn "$@" if $@; | |
4c3b3085 | 118 | } |
d86fd0a4 FG |
119 | }; |
120 | ||
c693f749 SP |
121 | sub run_rbd_command { |
122 | my ($cmd, %args) = @_; | |
123 | ||
124 | my $lasterr; | |
125 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 126 | if (!exists($args{errfunc})) { |
c693f749 SP |
127 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
128 | # at least 1 child(ren) in pool cephstor1 | |
129 | $args{errfunc} = sub { | |
c97c5b3b DM |
130 | my $line = shift; |
131 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
132 | $lasterr = "$1\n"; | |
133 | } else { | |
134 | $lasterr = $line; | |
135 | } | |
136 | print STDERR $lasterr; | |
137 | *STDERR->flush(); | |
138 | }; | |
139 | } | |
140 | ||
141 | eval { run_command($cmd, %args); }; | |
142 | if (my $err = $@) { | |
143 | die $errmsg . $lasterr if length($lasterr); | |
144 | die $err; | |
c693f749 SP |
145 | } |
146 | ||
c97c5b3b | 147 | return undef; |
c693f749 SP |
148 | } |
149 | ||
411476cd DM |
150 | sub rbd_ls { |
151 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 152 | |
89a8800b | 153 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l', '--format', 'json'); |
1440604a | 154 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 155 | |
89a8800b | 156 | my $raw = ''; |
1be93fe2 | 157 | my $parser = sub { $raw .= shift }; |
8c3abf12 DM |
158 | |
159 | eval { | |
c693f749 | 160 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
161 | }; |
162 | my $err = $@; | |
163 | ||
164 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
89a8800b | 165 | |
00571710 DM |
166 | my $result; |
167 | if ($raw eq '') { | |
168 | $result = []; | |
169 | } elsif ($raw =~ m/^(\[.*\])$/s) { # untaint | |
170 | $result = JSON::decode_json($1); | |
171 | } else { | |
172 | die "got unexpected data from rbd ls: '$raw'\n"; | |
173 | } | |
89a8800b DC |
174 | |
175 | my $list = {}; | |
176 | ||
177 | foreach my $el (@$result) { | |
178 | next if defined($el->{snapshot}); | |
179 | ||
180 | my $image = $el->{image}; | |
181 | ||
182 | my ($owner) = $image =~ m/^(?:vm|base)-(\d+)-/; | |
aa14def4 | 183 | next if !defined($owner); |
89a8800b DC |
184 | |
185 | $list->{$pool}->{$image} = { | |
186 | name => $image, | |
187 | size => $el->{size}, | |
188 | parent => $get_parent_image_name->($el->{parent}), | |
189 | vmid => $owner | |
190 | }; | |
191 | } | |
192 | ||
411476cd | 193 | return $list; |
0509010d AD |
194 | } |
195 | ||
a573f66a FG |
196 | sub rbd_ls_snap { |
197 | my ($scfg, $storeid, $name) = @_; | |
198 | ||
199 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'ls', $name, '--format', 'json'); | |
200 | ||
201 | my $raw = ''; | |
202 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => sub { $raw .= shift; }); | |
203 | ||
204 | my $list; | |
205 | if ($raw =~ m/^(\[.*\])$/s) { # untaint | |
206 | $list = eval { JSON::decode_json($1) }; | |
207 | die "invalid JSON output from 'rbd snap ls $name': $@\n" if $@; | |
208 | } else { | |
209 | die "got unexpected data from 'rbd snap ls $name': '$raw'\n"; | |
210 | } | |
211 | ||
212 | $list = [] if !defined($list); | |
213 | ||
214 | my $res = {}; | |
215 | foreach my $el (@$list) { | |
216 | my $snap = $el->{name}; | |
217 | my $protected = defined($el->{protected}) && $el->{protected} eq "true" ? 1 : undef; | |
218 | $res->{$snap} = { | |
219 | name => $snap, | |
220 | id => $el->{id} // undef, | |
221 | size => $el->{size} // 0, | |
222 | protected => $protected, | |
223 | }; | |
224 | } | |
225 | return $res; | |
226 | } | |
227 | ||
62b98a65 | 228 | sub rbd_volume_info { |
992e6835 AD |
229 | my ($scfg, $storeid, $volname, $snap) = @_; |
230 | ||
231 | my $cmd = undef; | |
232 | ||
89a8800b | 233 | my @options = ('info', $volname, '--format', 'json'); |
1be93fe2 | 234 | if ($snap) { |
89a8800b | 235 | push @options, '--snap', $snap; |
992e6835 | 236 | } |
e110213e | 237 | |
89a8800b DC |
238 | $cmd = &$rbd_cmd($scfg, $storeid, @options); |
239 | ||
89a8800b | 240 | my $raw = ''; |
1be93fe2 | 241 | my $parser = sub { $raw .= shift }; |
e110213e | 242 | |
c693f749 | 243 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
1be93fe2 | 244 | |
00571710 DM |
245 | my $volume; |
246 | if ($raw eq '') { | |
247 | $volume = {}; | |
248 | } elsif ($raw =~ m/^(\{.*\})$/s) { # untaint | |
249 | $volume = JSON::decode_json($1); | |
250 | } else { | |
251 | die "got unexpected data from rbd info: '$raw'\n"; | |
252 | } | |
1be93fe2 | 253 | |
89a8800b | 254 | $volume->{parent} = $get_parent_image_name->($volume->{parent}); |
1be93fe2 | 255 | $volume->{protected} = defined($volume->{protected}) && $volume->{protected} eq "true" ? 1 : undef; |
e110213e | 256 | |
89a8800b | 257 | return $volume->@{qw(size parent format protected features)}; |
e110213e AD |
258 | } |
259 | ||
e5427b00 | 260 | # Configuration |
0509010d | 261 | |
0509010d AD |
262 | sub type { |
263 | return 'rbd'; | |
264 | } | |
265 | ||
266 | sub plugindata { | |
267 | return { | |
1f79bb07 | 268 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
269 | }; |
270 | } | |
271 | ||
272 | sub properties { | |
273 | return { | |
e5427b00 | 274 | monhost => { |
0b9ef02e | 275 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 276 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 277 | }, |
e5427b00 AD |
278 | pool => { |
279 | description => "Pool.", | |
0509010d AD |
280 | type => 'string', |
281 | }, | |
e5427b00 AD |
282 | username => { |
283 | description => "RBD Id.", | |
0509010d AD |
284 | type => 'string', |
285 | }, | |
e5427b00 | 286 | authsupported => { |
0509010d AD |
287 | description => "Authsupported.", |
288 | type => 'string', | |
289 | }, | |
9f20a8a6 | 290 | krbd => { |
40d69893 | 291 | description => "Always access rbd through krbd kernel module.", |
9f20a8a6 AD |
292 | type => 'boolean', |
293 | }, | |
0509010d AD |
294 | }; |
295 | } | |
296 | ||
297 | sub options { | |
298 | return { | |
35d6dfaf AD |
299 | nodes => { optional => 1 }, |
300 | disable => { optional => 1 }, | |
0b9ef02e | 301 | monhost => { optional => 1}, |
1440604a AD |
302 | pool => { optional => 1 }, |
303 | username => { optional => 1 }, | |
0509010d | 304 | content => { optional => 1 }, |
9f20a8a6 | 305 | krbd => { optional => 1 }, |
9edb99a5 | 306 | bwlimit => { optional => 1 }, |
0509010d AD |
307 | }; |
308 | } | |
309 | ||
310 | # Storage implementation | |
311 | ||
2e109b4b TL |
312 | sub on_add_hook { |
313 | my ($class, $storeid, $scfg, %param) = @_; | |
314 | ||
315 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
316 | ||
4050fcc1 | 317 | PVE::CephConfig::ceph_create_keyfile($scfg->{type}, $storeid); |
f3ccd0ef FE |
318 | |
319 | return; | |
2e109b4b TL |
320 | } |
321 | ||
322 | sub on_delete_hook { | |
323 | my ($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}, $storeid); |
f3ccd0ef FE |
328 | |
329 | return; | |
2e109b4b TL |
330 | } |
331 | ||
0509010d AD |
332 | sub parse_volname { |
333 | my ($class, $volname) = @_; | |
334 | ||
d04c7e55 | 335 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 336 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
337 | } |
338 | ||
339 | die "unable to parse rbd volume name '$volname'\n"; | |
340 | } | |
341 | ||
342 | sub path { | |
38e6ec3f | 343 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d | 344 | |
4050fcc1 | 345 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
0509010d | 346 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
38e6ec3f | 347 | $name .= '@'.$snapname if $snapname; |
0509010d | 348 | |
aeb007cb AL |
349 | my $rbd_path = &$get_rbd_path($scfg, $name); |
350 | return ("/dev/rbd/${rbd_path}", $vmid, $vtype) if $scfg->{krbd}; | |
33cef4c8 | 351 | |
aeb007cb | 352 | my $path = "rbd:${rbd_path}"; |
6eebc4a7 | 353 | |
5fc02afb FG |
354 | $path .= ":conf=$cmd_option->{ceph_conf}" if $cmd_option->{ceph_conf}; |
355 | if (defined($scfg->{monhost})) { | |
4050fcc1 | 356 | my $monhost = PVE::CephConfig::hostlist($scfg->{monhost}, ';'); |
6eebc4a7 FG |
357 | $monhost =~ s/:/\\:/g; |
358 | $path .= ":mon_host=$monhost"; | |
6cc88e8e | 359 | $path .= ":auth_supported=$cmd_option->{auth_supported}"; |
6eebc4a7 FG |
360 | } |
361 | ||
6cc88e8e | 362 | $path .= ":id=$cmd_option->{userid}:keyring=$cmd_option->{keyring}" if ($cmd_option->{keyring}); |
13417225 | 363 | |
0509010d AD |
364 | return ($path, $vmid, $vtype); |
365 | } | |
366 | ||
a44c0147 FE |
367 | sub find_free_diskname { |
368 | my ($class, $storeid, $scfg, $vmid, $fmt, $add_fmt_suffix) = @_; | |
5b9b9b14 | 369 | |
53a236f2 | 370 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
c4a29df4 | 371 | my $disk_list = []; |
5b9b9b14 | 372 | |
53a236f2 FG |
373 | my $parser = sub { |
374 | my $line = shift; | |
dd9e97ed | 375 | if ($line =~ m/^(.*)$/) { # untaint |
00571710 DM |
376 | push @$disk_list, $1; |
377 | } | |
53a236f2 FG |
378 | }; |
379 | ||
380 | eval { | |
381 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
382 | }; | |
383 | my $err = $@; | |
384 | ||
385 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
386 | ||
c4a29df4 | 387 | return PVE::Storage::Plugin::get_next_vm_diskname($disk_list, $storeid, $vmid, undef, $scfg); |
a44c0147 | 388 | } |
5b9b9b14 | 389 | |
5eab0272 DM |
390 | sub create_base { |
391 | my ($class, $storeid, $scfg, $volname) = @_; | |
392 | ||
992e6835 AD |
393 | my $snap = '__base__'; |
394 | ||
395 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
396 | $class->parse_volname($volname); | |
397 | ||
398 | die "create_base not possible with base image\n" if $isBase; | |
399 | ||
400 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
401 | die "rbd volume info on '$name' failed\n" if !($size); | |
402 | ||
403 | die "rbd image must be at format V2" if $format ne "2"; | |
404 | ||
405 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
406 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
407 | ||
408 | my $newname = $name; | |
409 | $newname =~ s/^vm-/base-/; | |
410 | ||
411 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
412 | ||
aeb007cb AL |
413 | my $cmd = &$rbd_cmd( |
414 | $scfg, | |
415 | $storeid, | |
416 | 'rename', | |
417 | &$get_rbd_path($scfg, $name), | |
418 | &$get_rbd_path($scfg, $newname), | |
419 | ); | |
c693f749 | 420 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
421 | |
422 | my $running = undef; #fixme : is create_base always offline ? | |
423 | ||
424 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
425 | ||
426 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
427 | ||
428 | if (!$protected){ | |
429 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 430 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
431 | } |
432 | ||
433 | return $newvolname; | |
434 | ||
5eab0272 DM |
435 | } |
436 | ||
437 | sub clone_image { | |
f236eaf8 | 438 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 439 | |
f2708285 | 440 | my $snap = '__base__'; |
f236eaf8 | 441 | $snap = $snapname if length $snapname; |
f2708285 AD |
442 | |
443 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
444 | $class->parse_volname($volname); | |
445 | ||
63da6d79 DM |
446 | die "$volname is not a base image and snapname is not provided\n" |
447 | if !$isBase && !length($snapname); | |
f2708285 | 448 | |
a44c0147 | 449 | my $name = $class->find_free_diskname($storeid, $scfg, $vmid); |
f2708285 | 450 | |
f236eaf8 SP |
451 | warn "clone $volname: $basename snapname $snap to $name\n"; |
452 | ||
63da6d79 | 453 | if (length($snapname)) { |
f236eaf8 SP |
454 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
455 | ||
63da6d79 | 456 | if (!$protected) { |
f236eaf8 SP |
457 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
458 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
459 | } | |
460 | } | |
f2708285 AD |
461 | |
462 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
463 | $newvol = $name if length($snapname); |
464 | ||
aeb007cb AL |
465 | my $cmd = &$rbd_cmd( |
466 | $scfg, | |
467 | $storeid, | |
468 | 'clone', | |
469 | &$get_rbd_path($scfg, $basename), | |
470 | '--snap', | |
471 | $snap, | |
472 | &$get_rbd_path($scfg, $name), | |
473 | ); | |
f2708285 | 474 | |
c693f749 | 475 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 AD |
476 | |
477 | return $newvol; | |
5eab0272 DM |
478 | } |
479 | ||
0509010d AD |
480 | sub alloc_image { |
481 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
482 | ||
483 | ||
292a33fd | 484 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 485 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 486 | |
a44c0147 | 487 | $name = $class->find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 488 | |
a8c3f8f6 | 489 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 490 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d AD |
491 | |
492 | return $name; | |
493 | } | |
494 | ||
495 | sub free_image { | |
32437ed2 | 496 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 497 | |
42d07b9a AD |
498 | my ($vtype, $name, $vmid, undef, undef, undef) = |
499 | $class->parse_volname($volname); | |
500 | ||
a573f66a FG |
501 | my $snaps = rbd_ls_snap($scfg, $storeid, $name); |
502 | foreach my $snap (keys %$snaps) { | |
503 | if ($snaps->{$snap}->{protected}) { | |
42d07b9a | 504 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); |
2362bc87 | 505 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
506 | } |
507 | } | |
508 | ||
515ef80b WL |
509 | $class->deactivate_volume($storeid, $scfg, $volname); |
510 | ||
42d07b9a | 511 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 512 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 513 | |
42d07b9a | 514 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 515 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
516 | |
517 | return undef; | |
518 | } | |
519 | ||
520 | sub list_images { | |
521 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
522 | ||
e5427b00 | 523 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 524 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 525 | |
0509010d AD |
526 | my $res = []; |
527 | ||
1440604a | 528 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 529 | foreach my $image (keys %$dat) { |
0509010d | 530 | |
cfd58f1f DM |
531 | my $info = $dat->{$image}; |
532 | ||
533 | my $volname = $info->{name}; | |
534 | my $parent = $info->{parent}; | |
535 | my $owner = $info->{vmid}; | |
9690e55e FG |
536 | |
537 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
538 | $info->{volid} = "$storeid:$1/$volname"; |
539 | } else { | |
540 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 541 | } |
0509010d | 542 | |
883d9b81 | 543 | if ($vollist) { |
1b83c3d9 | 544 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
545 | next if !$found; |
546 | } else { | |
547 | next if defined ($vmid) && ($owner ne $vmid); | |
548 | } | |
0509010d | 549 | |
411476cd | 550 | $info->{format} = 'raw'; |
0509010d | 551 | |
883d9b81 FG |
552 | push @$res, $info; |
553 | } | |
0509010d AD |
554 | } |
555 | ||
411476cd | 556 | return $res; |
0509010d AD |
557 | } |
558 | ||
0509010d AD |
559 | sub status { |
560 | my ($class, $storeid, $scfg, $cache) = @_; | |
561 | ||
69589444 | 562 | |
41aacc6c AA |
563 | my $rados = &$librados_connect($scfg, $storeid); |
564 | my $df = $rados->mon_command({ prefix => 'df', format => 'json' }); | |
69589444 | 565 | |
41aacc6c | 566 | my ($d) = grep { $_->{name} eq $scfg->{pool} } @{$df->{pools}}; |
69589444 | 567 | |
41aacc6c AA |
568 | # max_avail -> max available space for data w/o replication in the pool |
569 | # bytes_used -> data w/o replication in the pool | |
570 | my $free = $d->{stats}->{max_avail}; | |
e79ab52c | 571 | my $used = $d->{stats}->{stored} // $d->{stats}->{bytes_used}; |
41aacc6c | 572 | my $total = $used + $free; |
0509010d | 573 | my $active = 1; |
0509010d | 574 | |
411476cd | 575 | return ($total, $free, $used, $active); |
0509010d AD |
576 | } |
577 | ||
578 | sub activate_storage { | |
579 | my ($class, $storeid, $scfg, $cache) = @_; | |
580 | return 1; | |
581 | } | |
582 | ||
583 | sub deactivate_storage { | |
584 | my ($class, $storeid, $scfg, $cache) = @_; | |
585 | return 1; | |
586 | } | |
587 | ||
40d69893 | 588 | my $get_kernel_device_name = sub { |
aeb007cb | 589 | my ($scfg, $name) = @_; |
40d69893 | 590 | |
aeb007cb AL |
591 | my $rbd_path = &$get_rbd_path($scfg, $name); |
592 | return "/dev/rbd/${rbd_path}"; | |
40d69893 | 593 | }; |
9f20a8a6 | 594 | |
40d69893 DM |
595 | sub map_volume { |
596 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
9f20a8a6 | 597 | |
518f3908 FG |
598 | my ($vtype, $img_name, $vmid) = $class->parse_volname($volname); |
599 | ||
600 | my $name = $img_name; | |
40d69893 DM |
601 | $name .= '@'.$snapname if $snapname; |
602 | ||
aeb007cb | 603 | my $kerneldev = $get_kernel_device_name->($scfg, $name); |
40d69893 DM |
604 | |
605 | return $kerneldev if -b $kerneldev; # already mapped | |
606 | ||
518f3908 FG |
607 | # features can only be enabled/disabled for image, not for snapshot! |
608 | $krbd_feature_update->($scfg, $storeid, $img_name); | |
9f20a8a6 AD |
609 | |
610 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); | |
40d69893 DM |
611 | run_rbd_command($cmd, errmsg => "can't map rbd volume $name"); |
612 | ||
613 | return $kerneldev; | |
614 | } | |
615 | ||
616 | sub unmap_volume { | |
617 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
618 | ||
619 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
620 | $name .= '@'.$snapname if $snapname; | |
621 | ||
aeb007cb | 622 | my $kerneldev = $get_kernel_device_name->($scfg, $name); |
40d69893 DM |
623 | |
624 | if (-b $kerneldev) { | |
625 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $kerneldev); | |
626 | run_rbd_command($cmd, errmsg => "can't unmap rbd device $kerneldev"); | |
627 | } | |
9f20a8a6 | 628 | |
0509010d AD |
629 | return 1; |
630 | } | |
631 | ||
40d69893 | 632 | sub activate_volume { |
02e797b8 | 633 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 | 634 | |
40d69893 | 635 | $class->map_volume($storeid, $scfg, $volname, $snapname) if $scfg->{krbd}; |
9f20a8a6 | 636 | |
40d69893 DM |
637 | return 1; |
638 | } | |
9f20a8a6 | 639 | |
40d69893 DM |
640 | sub deactivate_volume { |
641 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; | |
b50812f9 | 642 | |
40d69893 | 643 | $class->unmap_volume($storeid, $scfg, $volname, $snapname); |
9f20a8a6 | 644 | |
0509010d AD |
645 | return 1; |
646 | } | |
647 | ||
0002d9cc AD |
648 | sub volume_size_info { |
649 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
650 | ||
81d1d017 AD |
651 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
652 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 653 | return $size; |
0002d9cc AD |
654 | } |
655 | ||
e7a42a76 AD |
656 | sub volume_resize { |
657 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
658 | ||
40d69893 | 659 | return 1 if $running && !$scfg->{krbd}; # FIXME??? |
e7a42a76 | 660 | |
478fc06c AD |
661 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
662 | ||
4b7dd9d7 | 663 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 664 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
665 | return undef; |
666 | } | |
667 | ||
788dd8e1 | 668 | sub volume_snapshot { |
f5640e7d | 669 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 670 | |
9af33ed0 AD |
671 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
672 | ||
673 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 674 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
675 | return undef; |
676 | } | |
677 | ||
5a2b2e2f AD |
678 | sub volume_snapshot_rollback { |
679 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
680 | ||
c6ce2cc8 AD |
681 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
682 | ||
683 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 684 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
685 | } |
686 | ||
cce29bcd AD |
687 | sub volume_snapshot_delete { |
688 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
689 | ||
40d69893 | 690 | return 1 if $running && !$scfg->{krbd}; # FIXME: ???? |
cce29bcd | 691 | |
399581a2 WB |
692 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
693 | ||
c78cb110 AD |
694 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
695 | ||
f90a0a20 SP |
696 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
697 | if ($protected){ | |
698 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
699 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
700 | } | |
701 | ||
c78cb110 | 702 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
703 | |
704 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
705 | ||
cce29bcd AD |
706 | return undef; |
707 | } | |
708 | ||
2c036838 SI |
709 | sub volume_snapshot_needs_fsfreeze { |
710 | ||
711 | return 1; | |
712 | } | |
713 | ||
774f21b9 AD |
714 | sub volume_has_feature { |
715 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
716 | ||
717 | my $features = { | |
5649ccfe | 718 | snapshot => { current => 1, snap => 1}, |
44c3689a | 719 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
720 | template => { current => 1}, |
721 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 722 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
723 | }; |
724 | ||
1e7ae581 AD |
725 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
726 | $class->parse_volname($volname); | |
727 | ||
728 | my $key = undef; | |
729 | if($snapname){ | |
2c5a7097 | 730 | $key = 'snap'; |
1e7ae581 AD |
731 | }else{ |
732 | $key = $isBase ? 'base' : 'current'; | |
733 | } | |
734 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
735 | |
736 | return undef; | |
737 | } | |
738 | ||
0509010d | 739 | 1; |