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