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Commit | Line | Data |
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0509010d AD |
1 | package PVE::Storage::RBDPlugin; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5102900d | 5 | |
0509010d | 6 | use IO::File; |
5102900d | 7 | use JSON; |
e858048f | 8 | use Net::IP; |
5102900d TL |
9 | |
10 | use PVE::CephConfig; | |
0509010d | 11 | use PVE::JSONSchema qw(get_standard_option); |
0ef8fb9d | 12 | use PVE::ProcFSTools; |
41aacc6c | 13 | use PVE::RADOS; |
5102900d TL |
14 | use PVE::Storage::Plugin; |
15 | use PVE::Tools qw(run_command trim); | |
0509010d AD |
16 | |
17 | use base qw(PVE::Storage::Plugin); | |
18 | ||
89a8800b DC |
19 | my $get_parent_image_name = sub { |
20 | my ($parent) = @_; | |
21 | return undef if !$parent; | |
22 | return $parent->{image} . "@" . $parent->{snapshot}; | |
23 | }; | |
24 | ||
4cf696f6 | 25 | my sub get_rbd_path { |
aeb007cb | 26 | my ($scfg, $volume) = @_; |
8897f5dc | 27 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
4cf696f6 | 28 | my $namespace = $scfg->{namespace}; |
e9bc9931 | 29 | |
4cf696f6 | 30 | return "${pool}/${namespace}/${volume}" if defined($namespace); |
aeb007cb | 31 | return "${pool}/${volume}"; |
8897f5dc SP |
32 | }; |
33 | ||
6cc88e8e AA |
34 | my $build_cmd = sub { |
35 | my ($binary, $scfg, $storeid, $op, @options) = @_; | |
36 | ||
4050fcc1 | 37 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
6cc88e8e AA |
38 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
39 | ||
40 | my $cmd = [$binary, '-p', $pool]; | |
41 | ||
e9bc9931 AL |
42 | # some subcommands will fail if the --namespace parameter is present |
43 | my $no_namespace_parameter = { | |
44 | unmap => 1, | |
45 | }; | |
46 | ||
47 | push @$cmd, '--namespace', $scfg->{namespace} | |
48 | if ($scfg->{namespace} && !$no_namespace_parameter->{$op}); | |
49 | ||
6cc88e8e AA |
50 | push @$cmd, '-c', $cmd_option->{ceph_conf} if ($cmd_option->{ceph_conf}); |
51 | push @$cmd, '-m', $cmd_option->{mon_host} if ($cmd_option->{mon_host}); | |
52 | push @$cmd, '--auth_supported', $cmd_option->{auth_supported} if ($cmd_option->{auth_supported}); | |
53 | push @$cmd, '-n', "client.$cmd_option->{userid}" if ($cmd_option->{userid}); | |
54 | push @$cmd, '--keyring', $cmd_option->{keyring} if ($cmd_option->{keyring}); | |
55 | ||
56 | push @$cmd, $op; | |
57 | ||
58 | push @$cmd, @options if scalar(@options); | |
59 | ||
60 | return $cmd; | |
61 | }; | |
62 | ||
63 | my $rbd_cmd = sub { | |
64 | my ($scfg, $storeid, $op, @options) = @_; | |
65 | ||
66 | return $build_cmd->('/usr/bin/rbd', $scfg, $storeid, $op, @options); | |
67 | }; | |
68 | ||
69 | my $rados_cmd = sub { | |
70 | my ($scfg, $storeid, $op, @options) = @_; | |
71 | ||
72 | return $build_cmd->('/usr/bin/rados', $scfg, $storeid, $op, @options); | |
73 | }; | |
74 | ||
41aacc6c AA |
75 | my $librados_connect = sub { |
76 | my ($scfg, $storeid, $options) = @_; | |
77 | ||
4050fcc1 | 78 | my $librados_config = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
41aacc6c AA |
79 | |
80 | my $rados = PVE::RADOS->new(%$librados_config); | |
81 | ||
82 | return $rados; | |
83 | }; | |
84 | ||
d86fd0a4 | 85 | # needed for volumes created using ceph jewel (or higher) |
0ef8fb9d | 86 | my $krbd_feature_update = sub { |
d86fd0a4 FG |
87 | my ($scfg, $storeid, $name) = @_; |
88 | ||
0ef8fb9d TL |
89 | my (@disable, @enable); |
90 | my ($kmajor, $kminor) = PVE::ProcFSTools::kernel_version(); | |
4c3b3085 | 91 | |
0ef8fb9d TL |
92 | if ($kmajor > 5 || $kmajor == 5 && $kminor >= 3) { |
93 | # 'deep-flatten' can only be disabled, not enabled after image creation | |
94 | push @enable, 'fast-diff', 'object-map'; | |
95 | } else { | |
96 | push @disable, 'fast-diff', 'object-map', 'deep-flatten'; | |
97 | } | |
98 | ||
99 | if ($kmajor >= 5) { | |
100 | push @enable, 'exclusive-lock'; | |
101 | } else { | |
102 | push @disable, 'exclusive-lock'; | |
103 | } | |
4c3b3085 | 104 | |
0ef8fb9d TL |
105 | my $active_features_list = (rbd_volume_info($scfg, $storeid, $name))[4]; |
106 | my $active_features = { map { $_ => 1 } @$active_features_list }; | |
107 | ||
108 | my $to_disable = join(',', grep { $active_features->{$_} } @disable); | |
109 | my $to_enable = join(',', grep { !$active_features->{$_} } @enable ); | |
110 | ||
111 | if ($to_disable) { | |
112 | print "disable RBD image features this kernel RBD drivers is not compatible with: $to_disable\n"; | |
113 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'disable', $name, $to_disable); | |
114 | run_rbd_command( | |
115 | $cmd, | |
116 | errmsg => "could not disable krbd-incompatible image features '$to_disable' for rbd image: $name", | |
117 | ); | |
118 | } | |
119 | if ($to_enable) { | |
120 | print "enable RBD image features this kernel RBD drivers supports: $to_enable\n"; | |
121 | eval { | |
122 | my $cmd = $rbd_cmd->($scfg, $storeid, 'feature', 'enable', $name, $to_enable); | |
123 | run_rbd_command( | |
124 | $cmd, | |
125 | errmsg => "could not enable krbd-compatible image features '$to_enable' for rbd image: $name", | |
126 | ); | |
127 | }; | |
128 | warn "$@" if $@; | |
4c3b3085 | 129 | } |
d86fd0a4 FG |
130 | }; |
131 | ||
c693f749 SP |
132 | sub run_rbd_command { |
133 | my ($cmd, %args) = @_; | |
134 | ||
135 | my $lasterr; | |
136 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 137 | if (!exists($args{errfunc})) { |
c693f749 SP |
138 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
139 | # at least 1 child(ren) in pool cephstor1 | |
140 | $args{errfunc} = sub { | |
c97c5b3b DM |
141 | my $line = shift; |
142 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
143 | $lasterr = "$1\n"; | |
144 | } else { | |
145 | $lasterr = $line; | |
146 | } | |
147 | print STDERR $lasterr; | |
148 | *STDERR->flush(); | |
149 | }; | |
150 | } | |
151 | ||
152 | eval { run_command($cmd, %args); }; | |
153 | if (my $err = $@) { | |
154 | die $errmsg . $lasterr if length($lasterr); | |
155 | die $err; | |
c693f749 SP |
156 | } |
157 | ||
c97c5b3b | 158 | return undef; |
c693f749 SP |
159 | } |
160 | ||
411476cd DM |
161 | sub rbd_ls { |
162 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 163 | |
89a8800b | 164 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l', '--format', 'json'); |
1440604a | 165 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
e9bc9931 | 166 | $pool .= "/$scfg->{namespace}" if defined($scfg->{namespace}); |
d70e7f6c | 167 | |
89a8800b | 168 | my $raw = ''; |
1be93fe2 | 169 | my $parser = sub { $raw .= shift }; |
8c3abf12 DM |
170 | |
171 | eval { | |
c693f749 | 172 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
173 | }; |
174 | my $err = $@; | |
175 | ||
176 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
89a8800b | 177 | |
00571710 DM |
178 | my $result; |
179 | if ($raw eq '') { | |
180 | $result = []; | |
181 | } elsif ($raw =~ m/^(\[.*\])$/s) { # untaint | |
182 | $result = JSON::decode_json($1); | |
183 | } else { | |
184 | die "got unexpected data from rbd ls: '$raw'\n"; | |
185 | } | |
89a8800b DC |
186 | |
187 | my $list = {}; | |
188 | ||
189 | foreach my $el (@$result) { | |
190 | next if defined($el->{snapshot}); | |
191 | ||
192 | my $image = $el->{image}; | |
193 | ||
194 | my ($owner) = $image =~ m/^(?:vm|base)-(\d+)-/; | |
aa14def4 | 195 | next if !defined($owner); |
89a8800b DC |
196 | |
197 | $list->{$pool}->{$image} = { | |
198 | name => $image, | |
199 | size => $el->{size}, | |
200 | parent => $get_parent_image_name->($el->{parent}), | |
201 | vmid => $owner | |
202 | }; | |
203 | } | |
204 | ||
411476cd | 205 | return $list; |
0509010d AD |
206 | } |
207 | ||
a573f66a FG |
208 | sub rbd_ls_snap { |
209 | my ($scfg, $storeid, $name) = @_; | |
210 | ||
211 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'ls', $name, '--format', 'json'); | |
212 | ||
213 | my $raw = ''; | |
214 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => sub { $raw .= shift; }); | |
215 | ||
216 | my $list; | |
217 | if ($raw =~ m/^(\[.*\])$/s) { # untaint | |
218 | $list = eval { JSON::decode_json($1) }; | |
219 | die "invalid JSON output from 'rbd snap ls $name': $@\n" if $@; | |
220 | } else { | |
221 | die "got unexpected data from 'rbd snap ls $name': '$raw'\n"; | |
222 | } | |
223 | ||
224 | $list = [] if !defined($list); | |
225 | ||
226 | my $res = {}; | |
227 | foreach my $el (@$list) { | |
228 | my $snap = $el->{name}; | |
229 | my $protected = defined($el->{protected}) && $el->{protected} eq "true" ? 1 : undef; | |
230 | $res->{$snap} = { | |
231 | name => $snap, | |
232 | id => $el->{id} // undef, | |
233 | size => $el->{size} // 0, | |
234 | protected => $protected, | |
235 | }; | |
236 | } | |
237 | return $res; | |
238 | } | |
239 | ||
62b98a65 | 240 | sub rbd_volume_info { |
992e6835 AD |
241 | my ($scfg, $storeid, $volname, $snap) = @_; |
242 | ||
243 | my $cmd = undef; | |
244 | ||
89a8800b | 245 | my @options = ('info', $volname, '--format', 'json'); |
1be93fe2 | 246 | if ($snap) { |
89a8800b | 247 | push @options, '--snap', $snap; |
992e6835 | 248 | } |
e110213e | 249 | |
89a8800b DC |
250 | $cmd = &$rbd_cmd($scfg, $storeid, @options); |
251 | ||
89a8800b | 252 | my $raw = ''; |
1be93fe2 | 253 | my $parser = sub { $raw .= shift }; |
e110213e | 254 | |
c693f749 | 255 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
1be93fe2 | 256 | |
00571710 DM |
257 | my $volume; |
258 | if ($raw eq '') { | |
259 | $volume = {}; | |
260 | } elsif ($raw =~ m/^(\{.*\})$/s) { # untaint | |
261 | $volume = JSON::decode_json($1); | |
262 | } else { | |
263 | die "got unexpected data from rbd info: '$raw'\n"; | |
264 | } | |
1be93fe2 | 265 | |
89a8800b | 266 | $volume->{parent} = $get_parent_image_name->($volume->{parent}); |
1be93fe2 | 267 | $volume->{protected} = defined($volume->{protected}) && $volume->{protected} eq "true" ? 1 : undef; |
e110213e | 268 | |
89a8800b | 269 | return $volume->@{qw(size parent format protected features)}; |
e110213e AD |
270 | } |
271 | ||
e5427b00 | 272 | # Configuration |
0509010d | 273 | |
0509010d AD |
274 | sub type { |
275 | return 'rbd'; | |
276 | } | |
277 | ||
278 | sub plugindata { | |
279 | return { | |
1f79bb07 | 280 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
281 | }; |
282 | } | |
283 | ||
284 | sub properties { | |
285 | return { | |
e5427b00 | 286 | monhost => { |
0b9ef02e | 287 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 288 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 289 | }, |
e5427b00 AD |
290 | pool => { |
291 | description => "Pool.", | |
0509010d AD |
292 | type => 'string', |
293 | }, | |
e9bc9931 AL |
294 | namespace=> { |
295 | description => "RBD Namespace.", | |
296 | type => 'string', | |
297 | }, | |
e5427b00 AD |
298 | username => { |
299 | description => "RBD Id.", | |
0509010d AD |
300 | type => 'string', |
301 | }, | |
e5427b00 | 302 | authsupported => { |
0509010d AD |
303 | description => "Authsupported.", |
304 | type => 'string', | |
305 | }, | |
9f20a8a6 | 306 | krbd => { |
40d69893 | 307 | description => "Always access rbd through krbd kernel module.", |
9f20a8a6 AD |
308 | type => 'boolean', |
309 | }, | |
0509010d AD |
310 | }; |
311 | } | |
312 | ||
313 | sub options { | |
314 | return { | |
35d6dfaf AD |
315 | nodes => { optional => 1 }, |
316 | disable => { optional => 1 }, | |
0b9ef02e | 317 | monhost => { optional => 1}, |
1440604a | 318 | pool => { optional => 1 }, |
e9bc9931 | 319 | namespace => { optional => 1 }, |
1440604a | 320 | username => { optional => 1 }, |
0509010d | 321 | content => { optional => 1 }, |
9f20a8a6 | 322 | krbd => { optional => 1 }, |
9edb99a5 | 323 | bwlimit => { optional => 1 }, |
0509010d AD |
324 | }; |
325 | } | |
326 | ||
327 | # Storage implementation | |
328 | ||
2e109b4b TL |
329 | sub on_add_hook { |
330 | my ($class, $storeid, $scfg, %param) = @_; | |
331 | ||
332 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
333 | ||
4050fcc1 | 334 | PVE::CephConfig::ceph_create_keyfile($scfg->{type}, $storeid); |
f3ccd0ef FE |
335 | |
336 | return; | |
2e109b4b TL |
337 | } |
338 | ||
339 | sub on_delete_hook { | |
340 | my ($class, $storeid, $scfg) = @_; | |
341 | ||
342 | return if defined($scfg->{monhost}); # nothing to do if not pve managed ceph | |
343 | ||
4050fcc1 | 344 | PVE::CephConfig::ceph_remove_keyfile($scfg->{type}, $storeid); |
f3ccd0ef FE |
345 | |
346 | return; | |
2e109b4b TL |
347 | } |
348 | ||
0509010d AD |
349 | sub parse_volname { |
350 | my ($class, $volname) = @_; | |
351 | ||
d04c7e55 | 352 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 353 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
354 | } |
355 | ||
356 | die "unable to parse rbd volume name '$volname'\n"; | |
357 | } | |
358 | ||
359 | sub path { | |
38e6ec3f | 360 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d | 361 | |
4050fcc1 | 362 | my $cmd_option = PVE::CephConfig::ceph_connect_option($scfg, $storeid); |
0509010d | 363 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
38e6ec3f | 364 | $name .= '@'.$snapname if $snapname; |
0509010d | 365 | |
4cf696f6 | 366 | my $rbd_path = get_rbd_path($scfg, $name); |
aeb007cb | 367 | return ("/dev/rbd/${rbd_path}", $vmid, $vtype) if $scfg->{krbd}; |
33cef4c8 | 368 | |
aeb007cb | 369 | my $path = "rbd:${rbd_path}"; |
6eebc4a7 | 370 | |
5fc02afb FG |
371 | $path .= ":conf=$cmd_option->{ceph_conf}" if $cmd_option->{ceph_conf}; |
372 | if (defined($scfg->{monhost})) { | |
4050fcc1 | 373 | my $monhost = PVE::CephConfig::hostlist($scfg->{monhost}, ';'); |
6eebc4a7 FG |
374 | $monhost =~ s/:/\\:/g; |
375 | $path .= ":mon_host=$monhost"; | |
6cc88e8e | 376 | $path .= ":auth_supported=$cmd_option->{auth_supported}"; |
6eebc4a7 FG |
377 | } |
378 | ||
6cc88e8e | 379 | $path .= ":id=$cmd_option->{userid}:keyring=$cmd_option->{keyring}" if ($cmd_option->{keyring}); |
13417225 | 380 | |
0509010d AD |
381 | return ($path, $vmid, $vtype); |
382 | } | |
383 | ||
a44c0147 FE |
384 | sub find_free_diskname { |
385 | my ($class, $storeid, $scfg, $vmid, $fmt, $add_fmt_suffix) = @_; | |
5b9b9b14 | 386 | |
53a236f2 | 387 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
e9bc9931 | 388 | |
c4a29df4 | 389 | my $disk_list = []; |
5b9b9b14 | 390 | |
53a236f2 FG |
391 | my $parser = sub { |
392 | my $line = shift; | |
dd9e97ed | 393 | if ($line =~ m/^(.*)$/) { # untaint |
00571710 DM |
394 | push @$disk_list, $1; |
395 | } | |
53a236f2 FG |
396 | }; |
397 | ||
398 | eval { | |
399 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
400 | }; | |
401 | my $err = $@; | |
402 | ||
403 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
404 | ||
c4a29df4 | 405 | return PVE::Storage::Plugin::get_next_vm_diskname($disk_list, $storeid, $vmid, undef, $scfg); |
a44c0147 | 406 | } |
5b9b9b14 | 407 | |
5eab0272 DM |
408 | sub create_base { |
409 | my ($class, $storeid, $scfg, $volname) = @_; | |
410 | ||
992e6835 AD |
411 | my $snap = '__base__'; |
412 | ||
413 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
414 | $class->parse_volname($volname); | |
415 | ||
416 | die "create_base not possible with base image\n" if $isBase; | |
417 | ||
418 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
419 | die "rbd volume info on '$name' failed\n" if !($size); | |
420 | ||
421 | die "rbd image must be at format V2" if $format ne "2"; | |
422 | ||
423 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
424 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
425 | ||
426 | my $newname = $name; | |
427 | $newname =~ s/^vm-/base-/; | |
428 | ||
429 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
430 | ||
aeb007cb AL |
431 | my $cmd = &$rbd_cmd( |
432 | $scfg, | |
433 | $storeid, | |
434 | 'rename', | |
4cf696f6 TL |
435 | get_rbd_path($scfg, $name), |
436 | get_rbd_path($scfg, $newname), | |
aeb007cb | 437 | ); |
c693f749 | 438 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
439 | |
440 | my $running = undef; #fixme : is create_base always offline ? | |
441 | ||
442 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
443 | ||
444 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
445 | ||
446 | if (!$protected){ | |
447 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 448 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
449 | } |
450 | ||
451 | return $newvolname; | |
452 | ||
5eab0272 DM |
453 | } |
454 | ||
455 | sub clone_image { | |
f236eaf8 | 456 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 457 | |
f2708285 | 458 | my $snap = '__base__'; |
f236eaf8 | 459 | $snap = $snapname if length $snapname; |
f2708285 AD |
460 | |
461 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
462 | $class->parse_volname($volname); | |
463 | ||
63da6d79 DM |
464 | die "$volname is not a base image and snapname is not provided\n" |
465 | if !$isBase && !length($snapname); | |
f2708285 | 466 | |
a44c0147 | 467 | my $name = $class->find_free_diskname($storeid, $scfg, $vmid); |
f2708285 | 468 | |
f236eaf8 SP |
469 | warn "clone $volname: $basename snapname $snap to $name\n"; |
470 | ||
63da6d79 | 471 | if (length($snapname)) { |
f236eaf8 SP |
472 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
473 | ||
63da6d79 | 474 | if (!$protected) { |
f236eaf8 SP |
475 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
476 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
477 | } | |
478 | } | |
f2708285 AD |
479 | |
480 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
481 | $newvol = $name if length($snapname); |
482 | ||
aeb007cb AL |
483 | my $cmd = &$rbd_cmd( |
484 | $scfg, | |
485 | $storeid, | |
486 | 'clone', | |
4cf696f6 | 487 | get_rbd_path($scfg, $basename), |
aeb007cb AL |
488 | '--snap', |
489 | $snap, | |
4cf696f6 | 490 | get_rbd_path($scfg, $name), |
aeb007cb | 491 | ); |
f2708285 | 492 | |
c693f749 | 493 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 AD |
494 | |
495 | return $newvol; | |
5eab0272 DM |
496 | } |
497 | ||
0509010d AD |
498 | sub alloc_image { |
499 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
500 | ||
501 | ||
292a33fd | 502 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 503 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 504 | |
a44c0147 | 505 | $name = $class->find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 506 | |
a8c3f8f6 | 507 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 508 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d AD |
509 | |
510 | return $name; | |
511 | } | |
512 | ||
513 | sub free_image { | |
32437ed2 | 514 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 515 | |
42d07b9a AD |
516 | my ($vtype, $name, $vmid, undef, undef, undef) = |
517 | $class->parse_volname($volname); | |
518 | ||
e9bc9931 | 519 | |
a573f66a FG |
520 | my $snaps = rbd_ls_snap($scfg, $storeid, $name); |
521 | foreach my $snap (keys %$snaps) { | |
522 | if ($snaps->{$snap}->{protected}) { | |
42d07b9a | 523 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); |
2362bc87 | 524 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
525 | } |
526 | } | |
527 | ||
515ef80b WL |
528 | $class->deactivate_volume($storeid, $scfg, $volname); |
529 | ||
42d07b9a | 530 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 531 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 532 | |
42d07b9a | 533 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 534 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
535 | |
536 | return undef; | |
537 | } | |
538 | ||
539 | sub list_images { | |
540 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
541 | ||
e5427b00 | 542 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 543 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
e9bc9931 | 544 | $pool .= "/$scfg->{namespace}" if defined($scfg->{namespace}); |
411476cd | 545 | |
0509010d AD |
546 | my $res = []; |
547 | ||
1440604a | 548 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 549 | foreach my $image (keys %$dat) { |
0509010d | 550 | |
cfd58f1f DM |
551 | my $info = $dat->{$image}; |
552 | ||
553 | my $volname = $info->{name}; | |
554 | my $parent = $info->{parent}; | |
555 | my $owner = $info->{vmid}; | |
9690e55e FG |
556 | |
557 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
558 | $info->{volid} = "$storeid:$1/$volname"; |
559 | } else { | |
560 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 561 | } |
0509010d | 562 | |
883d9b81 | 563 | if ($vollist) { |
1b83c3d9 | 564 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
565 | next if !$found; |
566 | } else { | |
567 | next if defined ($vmid) && ($owner ne $vmid); | |
568 | } | |
0509010d | 569 | |
411476cd | 570 | $info->{format} = 'raw'; |
0509010d | 571 | |
883d9b81 FG |
572 | push @$res, $info; |
573 | } | |
0509010d AD |
574 | } |
575 | ||
411476cd | 576 | return $res; |
0509010d AD |
577 | } |
578 | ||
0509010d AD |
579 | sub status { |
580 | my ($class, $storeid, $scfg, $cache) = @_; | |
581 | ||
69589444 | 582 | |
41aacc6c AA |
583 | my $rados = &$librados_connect($scfg, $storeid); |
584 | my $df = $rados->mon_command({ prefix => 'df', format => 'json' }); | |
69589444 | 585 | |
41aacc6c | 586 | my ($d) = grep { $_->{name} eq $scfg->{pool} } @{$df->{pools}}; |
69589444 | 587 | |
41aacc6c AA |
588 | # max_avail -> max available space for data w/o replication in the pool |
589 | # bytes_used -> data w/o replication in the pool | |
590 | my $free = $d->{stats}->{max_avail}; | |
e79ab52c | 591 | my $used = $d->{stats}->{stored} // $d->{stats}->{bytes_used}; |
41aacc6c | 592 | my $total = $used + $free; |
0509010d | 593 | my $active = 1; |
0509010d | 594 | |
411476cd | 595 | return ($total, $free, $used, $active); |
0509010d AD |
596 | } |
597 | ||
598 | sub activate_storage { | |
599 | my ($class, $storeid, $scfg, $cache) = @_; | |
600 | return 1; | |
601 | } | |
602 | ||
603 | sub deactivate_storage { | |
604 | my ($class, $storeid, $scfg, $cache) = @_; | |
605 | return 1; | |
606 | } | |
607 | ||
40d69893 | 608 | my $get_kernel_device_name = sub { |
aeb007cb | 609 | my ($scfg, $name) = @_; |
4cf696f6 | 610 | return "/dev/rbd/" . get_rbd_path($scfg, $name); |
40d69893 | 611 | }; |
9f20a8a6 | 612 | |
40d69893 DM |
613 | sub map_volume { |
614 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
9f20a8a6 | 615 | |
518f3908 FG |
616 | my ($vtype, $img_name, $vmid) = $class->parse_volname($volname); |
617 | ||
618 | my $name = $img_name; | |
40d69893 DM |
619 | $name .= '@'.$snapname if $snapname; |
620 | ||
aeb007cb | 621 | my $kerneldev = $get_kernel_device_name->($scfg, $name); |
40d69893 DM |
622 | |
623 | return $kerneldev if -b $kerneldev; # already mapped | |
624 | ||
518f3908 FG |
625 | # features can only be enabled/disabled for image, not for snapshot! |
626 | $krbd_feature_update->($scfg, $storeid, $img_name); | |
9f20a8a6 AD |
627 | |
628 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); | |
40d69893 DM |
629 | run_rbd_command($cmd, errmsg => "can't map rbd volume $name"); |
630 | ||
631 | return $kerneldev; | |
632 | } | |
633 | ||
634 | sub unmap_volume { | |
635 | my ($class, $storeid, $scfg, $volname, $snapname) = @_; | |
636 | ||
637 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
638 | $name .= '@'.$snapname if $snapname; | |
639 | ||
aeb007cb | 640 | my $kerneldev = $get_kernel_device_name->($scfg, $name); |
40d69893 DM |
641 | |
642 | if (-b $kerneldev) { | |
643 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $kerneldev); | |
644 | run_rbd_command($cmd, errmsg => "can't unmap rbd device $kerneldev"); | |
645 | } | |
9f20a8a6 | 646 | |
0509010d AD |
647 | return 1; |
648 | } | |
649 | ||
40d69893 | 650 | sub activate_volume { |
02e797b8 | 651 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 | 652 | |
40d69893 | 653 | $class->map_volume($storeid, $scfg, $volname, $snapname) if $scfg->{krbd}; |
9f20a8a6 | 654 | |
40d69893 DM |
655 | return 1; |
656 | } | |
9f20a8a6 | 657 | |
40d69893 DM |
658 | sub deactivate_volume { |
659 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; | |
b50812f9 | 660 | |
40d69893 | 661 | $class->unmap_volume($storeid, $scfg, $volname, $snapname); |
9f20a8a6 | 662 | |
0509010d AD |
663 | return 1; |
664 | } | |
665 | ||
0002d9cc AD |
666 | sub volume_size_info { |
667 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
668 | ||
81d1d017 AD |
669 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
670 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 671 | return $size; |
0002d9cc AD |
672 | } |
673 | ||
e7a42a76 AD |
674 | sub volume_resize { |
675 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
676 | ||
40d69893 | 677 | return 1 if $running && !$scfg->{krbd}; # FIXME??? |
e7a42a76 | 678 | |
478fc06c AD |
679 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
680 | ||
4b7dd9d7 | 681 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 682 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
683 | return undef; |
684 | } | |
685 | ||
788dd8e1 | 686 | sub volume_snapshot { |
f5640e7d | 687 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 688 | |
9af33ed0 AD |
689 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
690 | ||
691 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 692 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
693 | return undef; |
694 | } | |
695 | ||
5a2b2e2f AD |
696 | sub volume_snapshot_rollback { |
697 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
698 | ||
c6ce2cc8 AD |
699 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
700 | ||
701 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 702 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
703 | } |
704 | ||
cce29bcd AD |
705 | sub volume_snapshot_delete { |
706 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
707 | ||
40d69893 | 708 | return 1 if $running && !$scfg->{krbd}; # FIXME: ???? |
cce29bcd | 709 | |
399581a2 WB |
710 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
711 | ||
c78cb110 AD |
712 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
713 | ||
f90a0a20 SP |
714 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
715 | if ($protected){ | |
716 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
717 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
718 | } | |
719 | ||
c78cb110 | 720 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
721 | |
722 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
723 | ||
cce29bcd AD |
724 | return undef; |
725 | } | |
726 | ||
2c036838 SI |
727 | sub volume_snapshot_needs_fsfreeze { |
728 | ||
729 | return 1; | |
730 | } | |
731 | ||
774f21b9 AD |
732 | sub volume_has_feature { |
733 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
734 | ||
735 | my $features = { | |
5649ccfe | 736 | snapshot => { current => 1, snap => 1}, |
44c3689a | 737 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
738 | template => { current => 1}, |
739 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 740 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
741 | }; |
742 | ||
1e7ae581 AD |
743 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
744 | $class->parse_volname($volname); | |
745 | ||
746 | my $key = undef; | |
747 | if($snapname){ | |
2c5a7097 | 748 | $key = 'snap'; |
1e7ae581 AD |
749 | }else{ |
750 | $key = $isBase ? 'base' : 'current'; | |
751 | } | |
752 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
753 | |
754 | return undef; | |
755 | } | |
756 | ||
0509010d | 757 | 1; |