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