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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 | |
a1528ffe | 6 | use Cwd qw(abs_path); |
0509010d | 7 | use IO::File; |
5102900d | 8 | use JSON; |
e858048f | 9 | use Net::IP; |
93e34f72 | 10 | use POSIX qw(ceil); |
5102900d TL |
11 | |
12 | use PVE::CephConfig; | |
cfe46e2d | 13 | use PVE::Cluster qw(cfs_read_file);; |
0509010d | 14 | use PVE::JSONSchema qw(get_standard_option); |
0ef8fb9d | 15 | use PVE::ProcFSTools; |
41aacc6c | 16 | use PVE::RADOS; |
6a44cc41 | 17 | use PVE::RPCEnvironment; |
5102900d | 18 | use PVE::Storage::Plugin; |
a1528ffe | 19 | use PVE::Tools qw(run_command trim file_read_firstline); |
0509010d AD |
20 | |
21 | use base qw(PVE::Storage::Plugin); | |
22 | ||
89a8800b DC |
23 | my $get_parent_image_name = sub { |
24 | my ($parent) = @_; | |
25 | return undef if !$parent; | |
26 | return $parent->{image} . "@" . $parent->{snapshot}; | |
27 | }; | |
28 | ||
cfe46e2d AL |
29 | my $librados_connect = sub { |
30 | my ($scfg, $storeid, $options) = @_; | |
31 | ||
6a44cc41 FE |
32 | $options->{timeout} = 60 |
33 | if !defined($options->{timeout}) && PVE::RPCEnvironment->is_worker(); | |
34 | ||
2be327ab | 35 | my $librados_config = PVE::CephConfig::ceph_connect_option($scfg, $storeid, $options->%*); |
cfe46e2d AL |
36 | |
37 | my $rados = PVE::RADOS->new(%$librados_config); | |
38 | ||
39 | return $rados; | |
40 | }; | |
41 | ||
4cf696f6 | 42 | my sub get_rbd_path { |
aeb007cb | 43 | my ($scfg, $volume) = @_; |
c27fe648 TL |
44 | my $path = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
45 | $path .= "/$scfg->{namespace}" if defined($scfg->{namespace}); | |
46 | $path .= "/$volume" if defined($volume); | |
47 | return $path; | |
8897f5dc SP |
48 | }; |
49 | ||
cfe46e2d AL |
50 | my sub get_rbd_dev_path { |
51 | my ($scfg, $storeid, $volume) = @_; | |
52 | ||
53 | my $cluster_id = ''; | |
78638b3d TL |
54 | if ($scfg->{fsid}) { |
55 | # NOTE: the config doesn't support this currently (but it could!), hack for qemu-server tests | |
56 | $cluster_id = $scfg->{fsid}; | |
57 | } elsif ($scfg->{monhost}) { | |
cfe46e2d AL |
58 | my $rados = $librados_connect->($scfg, $storeid); |
59 | $cluster_id = $rados->mon_command({ prefix => 'fsid', format => 'json' })->{fsid}; | |
60 | } else { | |
61 | $cluster_id = cfs_read_file('ceph.conf')->{global}->{fsid}; | |
62 | } | |
63 | ||
64 | my $uuid_pattern = "([0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12})"; | |
65 | if ($cluster_id =~ qr/^${uuid_pattern}$/is) { | |
66 | $cluster_id = $1; # use untained value | |
67 | } else { | |
68 | die "cluster fsid has invalid format\n"; | |
69 | } | |
70 | ||
71 | my $rbd_path = get_rbd_path($scfg, $volume); | |
72 | my $pve_path = "/dev/rbd-pve/${cluster_id}/${rbd_path}"; | |
73 | my $path = "/dev/rbd/${rbd_path}"; | |
74 | ||
a1528ffe AL |
75 | if (!-e $pve_path && -e $path) { |
76 | # possibly mapped before rbd-pve rule existed | |
77 | my $real_dev = abs_path($path); | |
78 | my ($rbd_id) = ($real_dev =~ m|/dev/rbd([0-9]+)$|); | |
79 | my $dev_cluster_id = file_read_firstline("/sys/devices/rbd/${rbd_id}/cluster_fsid"); | |
80 | return $path if $cluster_id eq $dev_cluster_id; | |
81 | } | |
cfe46e2d AL |
82 | return $pve_path; |
83 | } | |
84 | ||
6cc88e8e AA |
85 | my $build_cmd = sub { |
86 | my ($binary, $scfg, $storeid, $op, @options) = @_; | |
87 | ||
4050fcc1 | 88 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
6cc88e8e AA |
89 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
90 | ||
91 | my $cmd = [$binary, '-p', $pool]; | |
92 | ||
92a7826f TL |
93 | if (defined(my $namespace = $scfg->{namespace})) { |
94 | # some subcommands will fail if the --namespace parameter is present | |
95 | my $no_namespace_parameter = { | |
96 | unmap => 1, | |
97 | }; | |
98 | push @$cmd, '--namespace', "$namespace" if !$no_namespace_parameter->{$op}; | |
99 | } | |
6cc88e8e AA |
100 | push @$cmd, '-c', $cmd_option->{ceph_conf} if ($cmd_option->{ceph_conf}); |
101 | push @$cmd, '-m', $cmd_option->{mon_host} if ($cmd_option->{mon_host}); | |
102 | push @$cmd, '--auth_supported', $cmd_option->{auth_supported} if ($cmd_option->{auth_supported}); | |
103 | push @$cmd, '-n', "client.$cmd_option->{userid}" if ($cmd_option->{userid}); | |
104 | push @$cmd, '--keyring', $cmd_option->{keyring} if ($cmd_option->{keyring}); | |
105 | ||
106 | push @$cmd, $op; | |
107 | ||
108 | push @$cmd, @options if scalar(@options); | |
109 | ||
110 | return $cmd; | |
111 | }; | |
112 | ||
113 | my $rbd_cmd = sub { | |
114 | my ($scfg, $storeid, $op, @options) = @_; | |
115 | ||
116 | return $build_cmd->('/usr/bin/rbd', $scfg, $storeid, $op, @options); | |
117 | }; | |
118 | ||
119 | my $rados_cmd = sub { | |
120 | my ($scfg, $storeid, $op, @options) = @_; | |
121 | ||
122 | return $build_cmd->('/usr/bin/rados', $scfg, $storeid, $op, @options); | |
123 | }; | |
124 | ||
d86fd0a4 | 125 | # needed for volumes created using ceph jewel (or higher) |
0ef8fb9d | 126 | my $krbd_feature_update = sub { |
d86fd0a4 FG |
127 | my ($scfg, $storeid, $name) = @_; |
128 | ||
0ef8fb9d TL |
129 | my (@disable, @enable); |
130 | my ($kmajor, $kminor) = PVE::ProcFSTools::kernel_version(); | |
4c3b3085 | 131 | |
0ef8fb9d TL |
132 | if ($kmajor > 5 || $kmajor == 5 && $kminor >= 3) { |
133 | # 'deep-flatten' can only be disabled, not enabled after image creation | |
134 | push @enable, 'fast-diff', 'object-map'; | |
135 | } else { | |
136 | push @disable, 'fast-diff', 'object-map', 'deep-flatten'; | |
137 | } | |
138 | ||
139 | if ($kmajor >= 5) { | |
140 | push @enable, 'exclusive-lock'; | |
141 | } else { | |
142 | push @disable, 'exclusive-lock'; | |
143 | } | |
4c3b3085 | 144 | |
0ef8fb9d TL |
145 | my $active_features_list = (rbd_volume_info($scfg, $storeid, $name))[4]; |
146 | my $active_features = { map { $_ => 1 } @$active_features_list }; | |
147 | ||
148 | my $to_disable = join(',', grep { $active_features->{$_} } @disable); | |
149 | my $to_enable = join(',', grep { !$active_features->{$_} } @enable ); | |
150 | ||
151 | if ($to_disable) { | |
152 | print "disable RBD image features this kernel RBD drivers is not compatible with: $to_disable\n"; | |
153 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'disable', $name, $to_disable); | |
154 | run_rbd_command( | |
155 | $cmd, | |
156 | errmsg => "could not disable krbd-incompatible image features '$to_disable' for rbd image: $name", | |
157 | ); | |
158 | } | |
159 | if ($to_enable) { | |
160 | print "enable RBD image features this kernel RBD drivers supports: $to_enable\n"; | |
161 | eval { | |
162 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'enable', $name, $to_enable); | |
163 | run_rbd_command( | |
164 | $cmd, | |
165 | errmsg => "could not enable krbd-compatible image features '$to_enable' for rbd image: $name", | |
166 | ); | |
167 | }; | |
168 | warn "$@" if $@; | |
4c3b3085 | 169 | } |
d86fd0a4 FG |
170 | }; |
171 | ||
c693f749 SP |
172 | sub run_rbd_command { |
173 | my ($cmd, %args) = @_; | |
174 | ||
175 | my $lasterr; | |
176 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 177 | if (!exists($args{errfunc})) { |
c693f749 SP |
178 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
179 | # at least 1 child(ren) in pool cephstor1 | |
180 | $args{errfunc} = sub { | |
c97c5b3b DM |
181 | my $line = shift; |
182 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
183 | $lasterr = "$1\n"; | |
184 | } else { | |
185 | $lasterr = $line; | |
186 | } | |
187 | print STDERR $lasterr; | |
188 | *STDERR->flush(); | |
189 | }; | |
190 | } | |
6d0d0a97 | 191 | |
c97c5b3b DM |
192 | eval { run_command($cmd, %args); }; |
193 | if (my $err = $@) { | |
194 | die $errmsg . $lasterr if length($lasterr); | |
195 | die $err; | |
c693f749 SP |
196 | } |
197 | ||
c97c5b3b | 198 | return undef; |
c693f749 SP |
199 | } |
200 | ||
411476cd DM |
201 | sub rbd_ls { |
202 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 203 | |
1440604a | 204 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
e9bc9931 | 205 | $pool .= "/$scfg->{namespace}" if defined($scfg->{namespace}); |
d70e7f6c | 206 | |
89a8800b | 207 | my $raw = ''; |
1be93fe2 | 208 | my $parser = sub { $raw .= shift }; |
8c3abf12 | 209 | |
72bbd8a6 | 210 | my $cmd = $rbd_cmd->($scfg, $storeid, 'ls', '-l', '--format', 'json'); |
8c3abf12 | 211 | eval { |
c693f749 | 212 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
213 | }; |
214 | my $err = $@; | |
215 | ||
216 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
89a8800b | 217 | |
00571710 DM |
218 | my $result; |
219 | if ($raw eq '') { | |
220 | $result = []; | |
221 | } elsif ($raw =~ m/^(\[.*\])$/s) { # untaint | |
222 | $result = JSON::decode_json($1); | |
223 | } else { | |
224 | die "got unexpected data from rbd ls: '$raw'\n"; | |
225 | } | |
89a8800b DC |
226 | |
227 | my $list = {}; | |
228 | ||
229 | foreach my $el (@$result) { | |
230 | next if defined($el->{snapshot}); | |
231 | ||
232 | my $image = $el->{image}; | |
233 | ||
234 | my ($owner) = $image =~ m/^(?:vm|base)-(\d+)-/; | |
aa14def4 | 235 | next if !defined($owner); |
89a8800b DC |
236 | |
237 | $list->{$pool}->{$image} = { | |
238 | name => $image, | |
239 | size => $el->{size}, | |
240 | parent => $get_parent_image_name->($el->{parent}), | |
241 | vmid => $owner | |
242 | }; | |
243 | } | |
244 | ||
411476cd | 245 | return $list; |
0509010d AD |
246 | } |
247 | ||
a573f66a FG |
248 | sub rbd_ls_snap { |
249 | my ($scfg, $storeid, $name) = @_; | |
250 | ||
72bbd8a6 | 251 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'ls', $name, '--format', 'json'); |
a573f66a FG |
252 | |
253 | my $raw = ''; | |
254 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => sub { $raw .= shift; }); | |
255 | ||
256 | my $list; | |
257 | if ($raw =~ m/^(\[.*\])$/s) { # untaint | |
258 | $list = eval { JSON::decode_json($1) }; | |
259 | die "invalid JSON output from 'rbd snap ls $name': $@\n" if $@; | |
260 | } else { | |
261 | die "got unexpected data from 'rbd snap ls $name': '$raw'\n"; | |
262 | } | |
263 | ||
264 | $list = [] if !defined($list); | |
265 | ||
266 | my $res = {}; | |
267 | foreach my $el (@$list) { | |
268 | my $snap = $el->{name}; | |
269 | my $protected = defined($el->{protected}) && $el->{protected} eq "true" ? 1 : undef; | |
270 | $res->{$snap} = { | |
271 | name => $snap, | |
272 | id => $el->{id} // undef, | |
273 | size => $el->{size} // 0, | |
274 | protected => $protected, | |
275 | }; | |
276 | } | |
277 | return $res; | |
278 | } | |
279 | ||
62b98a65 | 280 | sub rbd_volume_info { |
992e6835 AD |
281 | my ($scfg, $storeid, $volname, $snap) = @_; |
282 | ||
283 | my $cmd = undef; | |
284 | ||
89a8800b | 285 | my @options = ('info', $volname, '--format', 'json'); |
1be93fe2 | 286 | if ($snap) { |
89a8800b | 287 | push @options, '--snap', $snap; |
992e6835 | 288 | } |
e110213e | 289 | |
72bbd8a6 | 290 | $cmd = $rbd_cmd->($scfg, $storeid, @options); |
89a8800b | 291 | |
89a8800b | 292 | my $raw = ''; |
1be93fe2 | 293 | my $parser = sub { $raw .= shift }; |
e110213e | 294 | |
c693f749 | 295 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
1be93fe2 | 296 | |
00571710 DM |
297 | my $volume; |
298 | if ($raw eq '') { | |
299 | $volume = {}; | |
300 | } elsif ($raw =~ m/^(\{.*\})$/s) { # untaint | |
301 | $volume = JSON::decode_json($1); | |
302 | } else { | |
303 | die "got unexpected data from rbd info: '$raw'\n"; | |
304 | } | |
1be93fe2 | 305 | |
89a8800b | 306 | $volume->{parent} = $get_parent_image_name->($volume->{parent}); |
1be93fe2 | 307 | $volume->{protected} = defined($volume->{protected}) && $volume->{protected} eq "true" ? 1 : undef; |
e110213e | 308 | |
89a8800b | 309 | return $volume->@{qw(size parent format protected features)}; |
e110213e AD |
310 | } |
311 | ||
d70d814c CE |
312 | sub rbd_volume_du { |
313 | my ($scfg, $storeid, $volname) = @_; | |
314 | ||
315 | my @options = ('du', $volname, '--format', 'json'); | |
316 | my $cmd = $rbd_cmd->($scfg, $storeid, @options); | |
317 | ||
318 | my $raw = ''; | |
319 | my $parser = sub { $raw .= shift }; | |
320 | ||
321 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
322 | ||
323 | my $volume; | |
324 | if ($raw eq '') { | |
325 | $volume = {}; | |
326 | } elsif ($raw =~ m/^(\{.*\})$/s) { # untaint | |
327 | $volume = JSON::decode_json($1); | |
328 | } else { | |
329 | die "got unexpected data from rbd du: '$raw'\n"; | |
330 | } | |
331 | ||
332 | if (!defined($volume->{images})) { | |
333 | die "got no images from rbd du\n"; | |
334 | } | |
335 | ||
336 | # `rbd du` returns array of images for name matching `volname`, | |
337 | # including snapshots. | |
338 | my $images = $volume->{images}; | |
339 | foreach my $image (@$images) { | |
340 | next if defined($image->{snapshot}); | |
341 | next if !defined($image->{used_size}) || !defined($image->{name}); | |
342 | ||
343 | # Return `used_size` of first volume with matching name which | |
344 | # is not a snapshot. | |
345 | return $image->{used_size} if $image->{name} eq $volname; | |
346 | } | |
347 | ||
348 | die "got no matching image from rbd du\n"; | |
349 | } | |
350 | ||
e5427b00 | 351 | # Configuration |
0509010d | 352 | |
0509010d AD |
353 | sub type { |
354 | return 'rbd'; | |
355 | } | |
356 | ||
357 | sub plugindata { | |
358 | return { | |
1f79bb07 | 359 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
360 | }; |
361 | } | |
362 | ||
363 | sub properties { | |
364 | return { | |
e5427b00 | 365 | monhost => { |
0b9ef02e | 366 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 367 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 368 | }, |
e5427b00 AD |
369 | pool => { |
370 | description => "Pool.", | |
0509010d AD |
371 | type => 'string', |
372 | }, | |
ef2afce7 AL |
373 | 'data-pool' => { |
374 | description => "Data Pool (for erasure coding only)", | |
375 | type => 'string', | |
376 | }, | |
6d0d0a97 | 377 | namespace => { |
78eac5ba | 378 | description => "Namespace.", |
e9bc9931 AL |
379 | type => 'string', |
380 | }, | |
e5427b00 AD |
381 | username => { |
382 | description => "RBD Id.", | |
0509010d AD |
383 | type => 'string', |
384 | }, | |
e5427b00 | 385 | authsupported => { |
0509010d AD |
386 | description => "Authsupported.", |
387 | type => 'string', | |
388 | }, | |
9f20a8a6 | 389 | krbd => { |
40d69893 | 390 | description => "Always access rbd through krbd kernel module.", |
9f20a8a6 AD |
391 | type => 'boolean', |
392 | }, | |
22b68016 AL |
393 | keyring => { |
394 | description => "Client keyring contents (for external clusters).", | |
395 | type => 'string', | |
396 | }, | |
0509010d AD |
397 | }; |
398 | } | |
399 | ||
400 | sub options { | |
401 | return { | |
35d6dfaf AD |
402 | nodes => { optional => 1 }, |
403 | disable => { optional => 1 }, | |
0b9ef02e | 404 | monhost => { optional => 1}, |
1440604a | 405 | pool => { optional => 1 }, |
ef2afce7 | 406 | 'data-pool' => { optional => 1 }, |
e9bc9931 | 407 | namespace => { optional => 1 }, |
1440604a | 408 | username => { optional => 1 }, |
0509010d | 409 | content => { optional => 1 }, |
9f20a8a6 | 410 | krbd => { optional => 1 }, |
22b68016 | 411 | keyring => { optional => 1 }, |
9edb99a5 | 412 | bwlimit => { optional => 1 }, |
0509010d AD |
413 | }; |
414 | } | |
415 | ||
416 | # Storage implementation | |
417 | ||
2e109b4b TL |
418 | sub on_add_hook { |
419 | my ($class, $storeid, $scfg, %param) = @_; | |
420 | ||
c698646f | 421 | PVE::CephConfig::ceph_create_keyfile($scfg->{type}, $storeid, $param{keyring}); |
22b68016 AL |
422 | |
423 | return; | |
424 | } | |
2e109b4b | 425 | |
22b68016 AL |
426 | sub on_update_hook { |
427 | my ($class, $storeid, $scfg, %param) = @_; | |
428 | ||
429 | if (exists($param{keyring})) { | |
430 | if (defined($param{keyring})) { | |
431 | PVE::CephConfig::ceph_create_keyfile($scfg->{type}, $storeid, $param{keyring}); | |
432 | } else { | |
433 | PVE::CephConfig::ceph_remove_keyfile($scfg->{type}, $storeid); | |
434 | } | |
435 | } | |
f3ccd0ef FE |
436 | |
437 | return; | |
2e109b4b TL |
438 | } |
439 | ||
440 | sub on_delete_hook { | |
441 | my ($class, $storeid, $scfg) = @_; | |
4050fcc1 | 442 | PVE::CephConfig::ceph_remove_keyfile($scfg->{type}, $storeid); |
f3ccd0ef | 443 | return; |
2e109b4b TL |
444 | } |
445 | ||
0509010d AD |
446 | sub parse_volname { |
447 | my ($class, $volname) = @_; | |
448 | ||
d04c7e55 | 449 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 450 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
451 | } |
452 | ||
453 | die "unable to parse rbd volume name '$volname'\n"; | |
454 | } | |
455 | ||
456 | sub path { | |
38e6ec3f | 457 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d | 458 | |
4050fcc1 | 459 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
0509010d | 460 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
38e6ec3f | 461 | $name .= '@'.$snapname if $snapname; |
0509010d | 462 | |
e8e47711 FE |
463 | if ($scfg->{krbd}) { |
464 | my $rbd_dev_path = get_rbd_dev_path($scfg, $storeid, $name); | |
465 | return ($rbd_dev_path, $vmid, $vtype); | |
466 | } | |
33cef4c8 | 467 | |
cfe46e2d | 468 | my $rbd_path = get_rbd_path($scfg, $name); |
aeb007cb | 469 | my $path = "rbd:${rbd_path}"; |
6eebc4a7 | 470 | |
5fc02afb FG |
471 | $path .= ":conf=$cmd_option->{ceph_conf}" if $cmd_option->{ceph_conf}; |
472 | if (defined($scfg->{monhost})) { | |
4050fcc1 | 473 | my $monhost = PVE::CephConfig::hostlist($scfg->{monhost}, ';'); |
6eebc4a7 FG |
474 | $monhost =~ s/:/\\:/g; |
475 | $path .= ":mon_host=$monhost"; | |
6cc88e8e | 476 | $path .= ":auth_supported=$cmd_option->{auth_supported}"; |
6eebc4a7 FG |
477 | } |
478 | ||
6cc88e8e | 479 | $path .= ":id=$cmd_option->{userid}:keyring=$cmd_option->{keyring}" if ($cmd_option->{keyring}); |
13417225 | 480 | |
0509010d AD |
481 | return ($path, $vmid, $vtype); |
482 | } | |
483 | ||
a44c0147 FE |
484 | sub find_free_diskname { |
485 | my ($class, $storeid, $scfg, $vmid, $fmt, $add_fmt_suffix) = @_; | |
5b9b9b14 | 486 | |
72bbd8a6 | 487 | my $cmd = $rbd_cmd->($scfg, $storeid, 'ls'); |
e9bc9931 | 488 | |
c4a29df4 | 489 | my $disk_list = []; |
5b9b9b14 | 490 | |
53a236f2 FG |
491 | my $parser = sub { |
492 | my $line = shift; | |
dd9e97ed | 493 | if ($line =~ m/^(.*)$/) { # untaint |
00571710 DM |
494 | push @$disk_list, $1; |
495 | } | |
53a236f2 FG |
496 | }; |
497 | ||
498 | eval { | |
499 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
500 | }; | |
501 | my $err = $@; | |
502 | ||
503 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
504 | ||
c4a29df4 | 505 | return PVE::Storage::Plugin::get_next_vm_diskname($disk_list, $storeid, $vmid, undef, $scfg); |
a44c0147 | 506 | } |
5b9b9b14 | 507 | |
5eab0272 DM |
508 | sub create_base { |
509 | my ($class, $storeid, $scfg, $volname) = @_; | |
510 | ||
992e6835 AD |
511 | my $snap = '__base__'; |
512 | ||
513 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
514 | $class->parse_volname($volname); | |
515 | ||
516 | die "create_base not possible with base image\n" if $isBase; | |
517 | ||
518 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
519 | die "rbd volume info on '$name' failed\n" if !($size); | |
520 | ||
521 | die "rbd image must be at format V2" if $format ne "2"; | |
522 | ||
523 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
524 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
525 | ||
526 | my $newname = $name; | |
527 | $newname =~ s/^vm-/base-/; | |
528 | ||
529 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
530 | ||
72bbd8a6 | 531 | my $cmd = $rbd_cmd->( |
aeb007cb AL |
532 | $scfg, |
533 | $storeid, | |
534 | 'rename', | |
4cf696f6 TL |
535 | get_rbd_path($scfg, $name), |
536 | get_rbd_path($scfg, $newname), | |
aeb007cb | 537 | ); |
c693f749 | 538 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 | 539 | |
95947178 FE |
540 | eval { $class->unmap_volume($storeid, $scfg, $volname); }; |
541 | warn $@ if $@; | |
542 | ||
992e6835 AD |
543 | my $running = undef; #fixme : is create_base always offline ? |
544 | ||
545 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
546 | ||
547 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
548 | ||
549 | if (!$protected){ | |
72bbd8a6 | 550 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); |
2362bc87 | 551 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
552 | } |
553 | ||
554 | return $newvolname; | |
555 | ||
5eab0272 DM |
556 | } |
557 | ||
558 | sub clone_image { | |
f236eaf8 | 559 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 560 | |
f2708285 | 561 | my $snap = '__base__'; |
f236eaf8 | 562 | $snap = $snapname if length $snapname; |
f2708285 AD |
563 | |
564 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
565 | $class->parse_volname($volname); | |
566 | ||
63da6d79 DM |
567 | die "$volname is not a base image and snapname is not provided\n" |
568 | if !$isBase && !length($snapname); | |
f2708285 | 569 | |
a44c0147 | 570 | my $name = $class->find_free_diskname($storeid, $scfg, $vmid); |
f2708285 | 571 | |
f236eaf8 SP |
572 | warn "clone $volname: $basename snapname $snap to $name\n"; |
573 | ||
63da6d79 | 574 | if (length($snapname)) { |
f236eaf8 SP |
575 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
576 | ||
63da6d79 | 577 | if (!$protected) { |
72bbd8a6 | 578 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
f236eaf8 SP |
579 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); |
580 | } | |
581 | } | |
f2708285 AD |
582 | |
583 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
584 | $newvol = $name if length($snapname); |
585 | ||
c915afca TL |
586 | my @options = ( |
587 | get_rbd_path($scfg, $basename), | |
588 | '--snap', $snap, | |
589 | ); | |
ef2afce7 | 590 | push @options, ('--data-pool', $scfg->{'data-pool'}) if $scfg->{'data-pool'}; |
f2708285 | 591 | |
c915afca | 592 | my $cmd = $rbd_cmd->($scfg, $storeid, 'clone', @options, get_rbd_path($scfg, $name)); |
c693f749 | 593 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 AD |
594 | |
595 | return $newvol; | |
5eab0272 DM |
596 | } |
597 | ||
0509010d AD |
598 | sub alloc_image { |
599 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
600 | ||
601 | ||
292a33fd | 602 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 603 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 604 | |
a44c0147 | 605 | $name = $class->find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 606 | |
c915afca TL |
607 | my @options = ( |
608 | '--image-format' , 2, | |
609 | '--size', int(($size + 1023) / 1024), | |
610 | ); | |
ef2afce7 | 611 | push @options, ('--data-pool', $scfg->{'data-pool'}) if $scfg->{'data-pool'}; |
c915afca TL |
612 | |
613 | my $cmd = $rbd_cmd->($scfg, $storeid, 'create', @options, $name); | |
3c931155 | 614 | run_rbd_command($cmd, errmsg => "rbd create '$name' error"); |
0509010d AD |
615 | |
616 | return $name; | |
617 | } | |
618 | ||
619 | sub free_image { | |
32437ed2 | 620 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 621 | |
42d07b9a AD |
622 | my ($vtype, $name, $vmid, undef, undef, undef) = |
623 | $class->parse_volname($volname); | |
624 | ||
e9bc9931 | 625 | |
a573f66a FG |
626 | my $snaps = rbd_ls_snap($scfg, $storeid, $name); |
627 | foreach my $snap (keys %$snaps) { | |
628 | if ($snaps->{$snap}->{protected}) { | |
72bbd8a6 | 629 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); |
2362bc87 | 630 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
631 | } |
632 | } | |
633 | ||
515ef80b WL |
634 | $class->deactivate_volume($storeid, $scfg, $volname); |
635 | ||
72bbd8a6 | 636 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'purge', $name); |
85043c01 | 637 | run_rbd_command($cmd, errmsg => "rbd snap purge '$name' error"); |
c30470a3 | 638 | |
72bbd8a6 | 639 | $cmd = $rbd_cmd->($scfg, $storeid, 'rm', $name); |
85043c01 | 640 | run_rbd_command($cmd, errmsg => "rbd rm '$name' error"); |
0509010d AD |
641 | |
642 | return undef; | |
643 | } | |
644 | ||
645 | sub list_images { | |
646 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
647 | ||
e5427b00 | 648 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
ed7ea5a3 | 649 | |
c27fe648 | 650 | my $dat = $cache->{rbd}->{get_rbd_path($scfg)}; |
ed7ea5a3 | 651 | return [] if !$dat; # nothing found |
cfd58f1f | 652 | |
ed7ea5a3 TL |
653 | my $res = []; |
654 | for my $image (sort keys %$dat) { | |
655 | my $info = $dat->{$image}; | |
656 | my ($volname, $parent, $owner) = $info->@{'name', 'parent', 'vmid'}; | |
657 | ||
658 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
659 | $info->{volid} = "$storeid:$1/$volname"; | |
660 | } else { | |
661 | $info->{volid} = "$storeid:$volname"; | |
662 | } | |
0509010d | 663 | |
ed7ea5a3 TL |
664 | if ($vollist) { |
665 | my $found = grep { $_ eq $info->{volid} } @$vollist; | |
666 | next if !$found; | |
667 | } else { | |
668 | next if defined ($vmid) && ($owner ne $vmid); | |
669 | } | |
0509010d | 670 | |
ed7ea5a3 | 671 | $info->{format} = 'raw'; |
0509010d | 672 | |
ed7ea5a3 | 673 | push @$res, $info; |
0509010d | 674 | } |
ed7ea5a3 | 675 | |
411476cd | 676 | return $res; |
0509010d AD |
677 | } |
678 | ||
0509010d AD |
679 | sub status { |
680 | my ($class, $storeid, $scfg, $cache) = @_; | |
681 | ||
72bbd8a6 | 682 | my $rados = $librados_connect->($scfg, $storeid); |
41aacc6c | 683 | my $df = $rados->mon_command({ prefix => 'df', format => 'json' }); |
69589444 | 684 | |
e4671f73 | 685 | my $pool = $scfg->{'data-pool'} // $scfg->{pool} // 'rbd'; |
0c317c6c SI |
686 | |
687 | my ($d) = grep { $_->{name} eq $pool } @{$df->{pools}}; | |
69589444 | 688 | |
ae931633 SI |
689 | if (!defined($d)) { |
690 | warn "could not get usage stats for pool '$pool'\n"; | |
691 | return; | |
692 | } | |
693 | ||
41aacc6c AA |
694 | # max_avail -> max available space for data w/o replication in the pool |
695 | # bytes_used -> data w/o replication in the pool | |
696 | my $free = $d->{stats}->{max_avail}; | |
e79ab52c | 697 | my $used = $d->{stats}->{stored} // $d->{stats}->{bytes_used}; |
41aacc6c | 698 | my $total = $used + $free; |
0509010d | 699 | my $active = 1; |
0509010d | 700 | |
411476cd | 701 | return ($total, $free, $used, $active); |
0509010d AD |
702 | } |
703 | ||
704 | sub activate_storage { | |
705 | my ($class, $storeid, $scfg, $cache) = @_; | |
706 | return 1; | |
707 | } | |
708 | ||
709 | sub deactivate_storage { | |
710 | my ($class, $storeid, $scfg, $cache) = @_; | |
711 | return 1; | |
712 | } | |
713 | ||
40d69893 DM |
714 | sub map_volume { |
715 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
9f20a8a6 | 716 | |
518f3908 FG |
717 | my ($vtype, $img_name, $vmid) = $class->parse_volname($volname); |
718 | ||
719 | my $name = $img_name; | |
40d69893 DM |
720 | $name .= '@'.$snapname if $snapname; |
721 | ||
cc682faa | 722 | my $kerneldev = get_rbd_dev_path($scfg, $storeid, $name); |
40d69893 DM |
723 | |
724 | return $kerneldev if -b $kerneldev; # already mapped | |
725 | ||
518f3908 FG |
726 | # features can only be enabled/disabled for image, not for snapshot! |
727 | $krbd_feature_update->($scfg, $storeid, $img_name); | |
9f20a8a6 | 728 | |
72bbd8a6 | 729 | my $cmd = $rbd_cmd->($scfg, $storeid, 'map', $name); |
40d69893 DM |
730 | run_rbd_command($cmd, errmsg => "can't map rbd volume $name"); |
731 | ||
732 | return $kerneldev; | |
733 | } | |
734 | ||
735 | sub unmap_volume { | |
736 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
737 | ||
738 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
739 | $name .= '@'.$snapname if $snapname; | |
740 | ||
cc682faa | 741 | my $kerneldev = get_rbd_dev_path($scfg, $storeid, $name); |
40d69893 DM |
742 | |
743 | if (-b $kerneldev) { | |
72bbd8a6 | 744 | my $cmd = $rbd_cmd->($scfg, $storeid, 'unmap', $kerneldev); |
40d69893 DM |
745 | run_rbd_command($cmd, errmsg => "can't unmap rbd device $kerneldev"); |
746 | } | |
9f20a8a6 | 747 | |
0509010d AD |
748 | return 1; |
749 | } | |
750 | ||
40d69893 | 751 | sub activate_volume { |
02e797b8 | 752 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 | 753 | |
40d69893 | 754 | $class->map_volume($storeid, $scfg, $volname, $snapname) if $scfg->{krbd}; |
9f20a8a6 | 755 | |
40d69893 DM |
756 | return 1; |
757 | } | |
9f20a8a6 | 758 | |
40d69893 DM |
759 | sub deactivate_volume { |
760 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; | |
b50812f9 | 761 | |
40d69893 | 762 | $class->unmap_volume($storeid, $scfg, $volname, $snapname); |
9f20a8a6 | 763 | |
0509010d AD |
764 | return 1; |
765 | } | |
766 | ||
0002d9cc AD |
767 | sub volume_size_info { |
768 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
769 | ||
81d1d017 | 770 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
d70d814c CE |
771 | my ($size, $parent) = rbd_volume_info($scfg, $storeid, $name); |
772 | my $used = wantarray ? rbd_volume_du($scfg, $storeid, $name) : 0; | |
773 | return wantarray ? ($size, 'raw', $used, $parent) : $size; | |
0002d9cc AD |
774 | } |
775 | ||
e7a42a76 AD |
776 | sub volume_resize { |
777 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
778 | ||
40d69893 | 779 | return 1 if $running && !$scfg->{krbd}; # FIXME??? |
e7a42a76 | 780 | |
478fc06c AD |
781 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
782 | ||
93e34f72 | 783 | my $cmd = $rbd_cmd->($scfg, $storeid, 'resize', '--size', ceil($size/1024/1024), $name); |
c693f749 | 784 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
785 | return undef; |
786 | } | |
787 | ||
788dd8e1 | 788 | sub volume_snapshot { |
f5640e7d | 789 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 790 | |
9af33ed0 AD |
791 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
792 | ||
72bbd8a6 | 793 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); |
c693f749 | 794 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
795 | return undef; |
796 | } | |
797 | ||
5a2b2e2f AD |
798 | sub volume_snapshot_rollback { |
799 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
800 | ||
c6ce2cc8 AD |
801 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
802 | ||
72bbd8a6 | 803 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); |
2362bc87 | 804 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
805 | } |
806 | ||
cce29bcd AD |
807 | sub volume_snapshot_delete { |
808 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
809 | ||
399581a2 WB |
810 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
811 | ||
c78cb110 AD |
812 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
813 | ||
f90a0a20 SP |
814 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
815 | if ($protected){ | |
72bbd8a6 | 816 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); |
f90a0a20 SP |
817 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
818 | } | |
819 | ||
72bbd8a6 | 820 | my $cmd = $rbd_cmd->($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
821 | |
822 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
823 | ||
cce29bcd AD |
824 | return undef; |
825 | } | |
826 | ||
2c036838 | 827 | sub volume_snapshot_needs_fsfreeze { |
2c036838 SI |
828 | return 1; |
829 | } | |
830 | ||
774f21b9 AD |
831 | sub volume_has_feature { |
832 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
833 | ||
834 | my $features = { | |
5649ccfe | 835 | snapshot => { current => 1, snap => 1}, |
44c3689a | 836 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
837 | template => { current => 1}, |
838 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 839 | sparseinit => { base => 1, current => 1}, |
95dfa44c | 840 | rename => {current => 1}, |
774f21b9 AD |
841 | }; |
842 | ||
6d0d0a97 | 843 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = $class->parse_volname($volname); |
1e7ae581 AD |
844 | |
845 | my $key = undef; | |
6d0d0a97 | 846 | if ($snapname){ |
2c5a7097 | 847 | $key = 'snap'; |
6d0d0a97 TL |
848 | } else { |
849 | $key = $isBase ? 'base' : 'current'; | |
1e7ae581 AD |
850 | } |
851 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
852 | |
853 | return undef; | |
854 | } | |
855 | ||
95dfa44c AL |
856 | sub rename_volume { |
857 | my ($class, $scfg, $storeid, $source_volname, $target_vmid, $target_volname) = @_; | |
858 | ||
859 | my ( | |
860 | undef, | |
861 | $source_image, | |
862 | $source_vmid, | |
863 | $base_name, | |
864 | $base_vmid, | |
865 | undef, | |
866 | $format | |
867 | ) = $class->parse_volname($source_volname); | |
868 | $target_volname = $class->find_free_diskname($storeid, $scfg, $target_vmid, $format) | |
869 | if !$target_volname; | |
870 | ||
871 | eval { | |
872 | my $cmd = $rbd_cmd->($scfg, $storeid, 'info', $target_volname); | |
873 | run_rbd_command($cmd, errmsg => "exist check", quiet => 1); | |
874 | }; | |
875 | die "target volume '${target_volname}' already exists\n" if !$@; | |
876 | ||
877 | my $cmd = $rbd_cmd->($scfg, $storeid, 'rename', $source_image, $target_volname); | |
878 | ||
879 | run_rbd_command( | |
880 | $cmd, | |
881 | errmsg => "could not rename image '${source_image}' to '${target_volname}'", | |
882 | ); | |
883 | ||
95947178 FE |
884 | eval { $class->unmap_volume($storeid, $scfg, $source_volname); }; |
885 | warn $@ if $@; | |
886 | ||
95dfa44c AL |
887 | $base_name = $base_name ? "${base_name}/" : ''; |
888 | ||
889 | return "${storeid}:${base_name}${target_volname}"; | |
890 | } | |
891 | ||
0509010d | 892 | 1; |