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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; | |
5 | use IO::File; | |
e858048f | 6 | use Net::IP; |
0509010d AD |
7 | use PVE::Tools qw(run_command trim); |
8 | use PVE::Storage::Plugin; | |
9 | use PVE::JSONSchema qw(get_standard_option); | |
10 | ||
11 | use base qw(PVE::Storage::Plugin); | |
12 | ||
6eebc4a7 FG |
13 | my $pveceph_config = '/etc/pve/ceph.conf'; |
14 | ||
e7ac2d5c | 15 | my $rbd_unittobytes = { |
a0028cf9 | 16 | "k" => 1024, |
e7ac2d5c DM |
17 | "M" => 1024*1024, |
18 | "G" => 1024*1024*1024, | |
19 | "T" => 1024*1024*1024*1024, | |
20 | }; | |
249cb647 | 21 | |
8897f5dc SP |
22 | my $add_pool_to_disk = sub { |
23 | my ($scfg, $disk) = @_; | |
24 | ||
25 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
26 | ||
27 | return "$pool/$disk"; | |
28 | }; | |
29 | ||
e858048f WB |
30 | my $hostlist = sub { |
31 | my ($list_text, $separator) = @_; | |
6d2b278c | 32 | |
e858048f WB |
33 | my @monhostlist = PVE::Tools::split_list($list_text); |
34 | return join($separator, map { | |
35 | my ($host, $port) = PVE::Tools::parse_host_and_port($_); | |
36 | $port = defined($port) ? ":$port" : ''; | |
37 | $host = "[$host]" if Net::IP::ip_is_ipv6($host); | |
38 | "${host}${port}" | |
39 | } @monhostlist); | |
40 | }; | |
41 | ||
239aa73e FG |
42 | my $build_cmd = sub { |
43 | my ($binary, $scfg, $storeid, $op, @options) = @_; | |
0509010d | 44 | |
1440604a AD |
45 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; |
46 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
47 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; | |
48 | ||
6eebc4a7 FG |
49 | my $cmd = [$binary, '-p', $pool]; |
50 | my $pveceph_managed = !defined($scfg->{monhost}); | |
51 | ||
52 | if ($pveceph_managed) { | |
53 | push @$cmd, '-c', $pveceph_config; | |
54 | } else { | |
55 | push @$cmd, '-m', $hostlist->($scfg->{monhost}, ','); | |
56 | } | |
1440604a | 57 | |
6d2b278c | 58 | if (-e $keyring) { |
1440604a AD |
59 | push @$cmd, '-n', "client.$username"; |
60 | push @$cmd, '--keyring', $keyring; | |
61 | push @$cmd, '--auth_supported', 'cephx'; | |
6d2b278c | 62 | } else { |
1440604a AD |
63 | push @$cmd, '--auth_supported', 'none'; |
64 | } | |
65 | ||
13417225 AD |
66 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
67 | ||
6d2b278c | 68 | if (-e $cephconfig) { |
6eebc4a7 FG |
69 | if ($pveceph_managed) { |
70 | warn "ignoring custom ceph config for storage '$storeid', 'monhost' is not set (assuming pveceph managed cluster)!\n"; | |
71 | } else { | |
72 | push @$cmd, '-c', $cephconfig; | |
73 | } | |
13417225 AD |
74 | } |
75 | ||
1440604a | 76 | push @$cmd, $op; |
3e195ccc | 77 | |
411476cd | 78 | push @$cmd, @options if scalar(@options); |
3e195ccc | 79 | |
411476cd DM |
80 | return $cmd; |
81 | }; | |
0509010d | 82 | |
239aa73e | 83 | my $rbd_cmd = sub { |
69589444 AD |
84 | my ($scfg, $storeid, $op, @options) = @_; |
85 | ||
239aa73e FG |
86 | return $build_cmd->('/usr/bin/rbd', $scfg, $storeid, $op, @options); |
87 | }; | |
69589444 | 88 | |
239aa73e FG |
89 | my $rados_cmd = sub { |
90 | my ($scfg, $storeid, $op, @options) = @_; | |
69589444 | 91 | |
239aa73e | 92 | return $build_cmd->('/usr/bin/rados', $scfg, $storeid, $op, @options); |
69589444 AD |
93 | }; |
94 | ||
d86fd0a4 FG |
95 | # needed for volumes created using ceph jewel (or higher) |
96 | my $krdb_feature_disable = sub { | |
97 | my ($scfg, $storeid, $name) = @_; | |
98 | ||
99 | return 1 if !$scfg->{krbd}; | |
100 | ||
101 | my ($major, undef, undef, undef) = ceph_version(); | |
102 | return 1 if $major < 10; | |
103 | ||
104 | my $feature_cmd = &$rbd_cmd($scfg, $storeid, 'feature', 'disable', $name, 'deep-flatten,fast-diff,object-map,exclusive-lock'); | |
105 | run_rbd_command($feature_cmd, errmsg => "could not disable krbd-incompatible image features of rbd volume $name"); | |
106 | }; | |
107 | ||
7aeda033 | 108 | my $ceph_version_parser = sub { |
6d2b278c | 109 | my $line = shift; |
21aaefd5 | 110 | if ($line =~ m/^ceph version ((\d+)\.(\d+)\.(\d+))(?: \([a-fA-F0-9]+\))/) { |
6d2b278c DM |
111 | return ($2, $3, $4, $1); |
112 | } else { | |
113 | warn "Could not parse Ceph version: '$line'\n"; | |
114 | } | |
7aeda033 FG |
115 | }; |
116 | ||
117 | sub ceph_version { | |
118 | my ($cache) = @_; | |
119 | ||
120 | my $version_string = $cache; | |
121 | ||
122 | my $major; | |
123 | my $minor; | |
124 | my $bugfix; | |
125 | ||
126 | if (defined($version_string)) { | |
0be02e0f | 127 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($version_string); |
7aeda033 | 128 | } else { |
e76dbd92 | 129 | run_command('ceph --version', outfunc => sub { |
7aeda033 | 130 | my $line = shift; |
0be02e0f | 131 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($line); |
7aeda033 FG |
132 | }); |
133 | } | |
134 | return undef if !defined($version_string); | |
135 | return wantarray ? ($major, $minor, $bugfix, $version_string) : $version_string; | |
136 | } | |
137 | ||
c693f749 SP |
138 | sub run_rbd_command { |
139 | my ($cmd, %args) = @_; | |
140 | ||
141 | my $lasterr; | |
142 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 143 | if (!exists($args{errfunc})) { |
c693f749 SP |
144 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
145 | # at least 1 child(ren) in pool cephstor1 | |
146 | $args{errfunc} = sub { | |
c97c5b3b DM |
147 | my $line = shift; |
148 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
149 | $lasterr = "$1\n"; | |
150 | } else { | |
151 | $lasterr = $line; | |
152 | } | |
153 | print STDERR $lasterr; | |
154 | *STDERR->flush(); | |
155 | }; | |
156 | } | |
157 | ||
158 | eval { run_command($cmd, %args); }; | |
159 | if (my $err = $@) { | |
160 | die $errmsg . $lasterr if length($lasterr); | |
161 | die $err; | |
c693f749 SP |
162 | } |
163 | ||
c97c5b3b | 164 | return undef; |
c693f749 SP |
165 | } |
166 | ||
411476cd DM |
167 | sub rbd_ls { |
168 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 169 | |
7cb2889a | 170 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l'); |
1440604a | 171 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 172 | |
411476cd | 173 | my $list = {}; |
0509010d | 174 | |
8c3abf12 | 175 | my $parser = sub { |
411476cd | 176 | my $line = shift; |
0509010d | 177 | |
4db25fa2 | 178 | if ($line =~ m/^((vm|base)-(\d+)-\S+)\s+(\d+)(k|M|G|T)\s((\S+)\/((vm|base)-\d+-\S+@\S+))?/) { |
ca1e168a | 179 | my ($image, $owner, $size, $unit, $parent) = ($1, $3, $4, $5, $8); |
d746da86 | 180 | return if $image =~ /@/; #skip snapshots |
0509010d | 181 | |
1440604a | 182 | $list->{$pool}->{$image} = { |
411476cd | 183 | name => $image, |
e7ac2d5c | 184 | size => $size*$rbd_unittobytes->{$unit}, |
62b98a65 | 185 | parent => $parent, |
411476cd DM |
186 | vmid => $owner |
187 | }; | |
188 | } | |
8c3abf12 DM |
189 | }; |
190 | ||
191 | eval { | |
c693f749 | 192 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
193 | }; |
194 | my $err = $@; | |
195 | ||
196 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
197 | |
198 | return $list; | |
0509010d AD |
199 | } |
200 | ||
62b98a65 | 201 | sub rbd_volume_info { |
992e6835 AD |
202 | my ($scfg, $storeid, $volname, $snap) = @_; |
203 | ||
204 | my $cmd = undef; | |
205 | ||
206 | if($snap){ | |
207 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname, '--snap', $snap); | |
208 | }else{ | |
209 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
210 | } | |
e110213e | 211 | |
e110213e | 212 | my $size = undef; |
62b98a65 | 213 | my $parent = undef; |
992e6835 AD |
214 | my $format = undef; |
215 | my $protected = undef; | |
62b98a65 | 216 | |
e110213e AD |
217 | my $parser = sub { |
218 | my $line = shift; | |
219 | ||
a0028cf9 | 220 | if ($line =~ m/size (\d+) (k|M|G|T)B in (\d+) objects/) { |
e7ac2d5c | 221 | $size = $1 * $rbd_unittobytes->{$2} if ($1); |
62b98a65 AD |
222 | } elsif ($line =~ m/parent:\s(\S+)\/(\S+)/) { |
223 | $parent = $2; | |
992e6835 AD |
224 | } elsif ($line =~ m/format:\s(\d+)/) { |
225 | $format = $1; | |
226 | } elsif ($line =~ m/protected:\s(\S+)/) { | |
227 | $protected = 1 if $1 eq "True"; | |
e110213e | 228 | } |
992e6835 | 229 | |
e110213e AD |
230 | }; |
231 | ||
c693f749 | 232 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
e110213e | 233 | |
992e6835 | 234 | return ($size, $parent, $format, $protected); |
e110213e AD |
235 | } |
236 | ||
e5427b00 | 237 | # Configuration |
0509010d | 238 | |
0509010d AD |
239 | sub type { |
240 | return 'rbd'; | |
241 | } | |
242 | ||
243 | sub plugindata { | |
244 | return { | |
1f79bb07 | 245 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
246 | }; |
247 | } | |
248 | ||
249 | sub properties { | |
250 | return { | |
e5427b00 | 251 | monhost => { |
0b9ef02e | 252 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 253 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 254 | }, |
e5427b00 AD |
255 | pool => { |
256 | description => "Pool.", | |
0509010d AD |
257 | type => 'string', |
258 | }, | |
e5427b00 AD |
259 | username => { |
260 | description => "RBD Id.", | |
0509010d AD |
261 | type => 'string', |
262 | }, | |
e5427b00 | 263 | authsupported => { |
0509010d AD |
264 | description => "Authsupported.", |
265 | type => 'string', | |
266 | }, | |
9f20a8a6 AD |
267 | krbd => { |
268 | description => "Access rbd through krbd kernel module.", | |
269 | type => 'boolean', | |
270 | }, | |
0509010d AD |
271 | }; |
272 | } | |
273 | ||
274 | sub options { | |
275 | return { | |
35d6dfaf AD |
276 | nodes => { optional => 1 }, |
277 | disable => { optional => 1 }, | |
0b9ef02e | 278 | monhost => { optional => 1}, |
1440604a AD |
279 | pool => { optional => 1 }, |
280 | username => { optional => 1 }, | |
0509010d | 281 | content => { optional => 1 }, |
9f20a8a6 | 282 | krbd => { optional => 1 }, |
0509010d AD |
283 | }; |
284 | } | |
285 | ||
286 | # Storage implementation | |
287 | ||
288 | sub parse_volname { | |
289 | my ($class, $volname) = @_; | |
290 | ||
d04c7e55 | 291 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 292 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
293 | } |
294 | ||
295 | die "unable to parse rbd volume name '$volname'\n"; | |
296 | } | |
297 | ||
298 | sub path { | |
38e6ec3f | 299 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d AD |
300 | |
301 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
38e6ec3f | 302 | $name .= '@'.$snapname if $snapname; |
0509010d | 303 | |
33cef4c8 WB |
304 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
305 | return ("/dev/rbd/$pool/$name", $vmid, $vtype) if $scfg->{krbd}; | |
306 | ||
1440604a AD |
307 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; |
308 | ||
6eebc4a7 FG |
309 | my $path = "rbd:$pool/$name"; |
310 | my $pveceph_managed = !defined($scfg->{monhost}); | |
311 | ||
312 | if ($pveceph_managed) { | |
313 | $path .= ":conf=$pveceph_config"; | |
314 | } else { | |
315 | my $monhost = $hostlist->($scfg->{monhost}, ';'); | |
316 | $monhost =~ s/:/\\:/g; | |
317 | $path .= ":mon_host=$monhost"; | |
318 | } | |
319 | ||
1440604a AD |
320 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; |
321 | ||
6d2b278c | 322 | if (-e $keyring) { |
1440604a | 323 | $path .= ":id=$username:auth_supported=cephx:keyring=$keyring"; |
6d2b278c | 324 | } else { |
1440604a AD |
325 | $path .= ":auth_supported=none"; |
326 | } | |
0509010d | 327 | |
13417225 AD |
328 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
329 | ||
6d2b278c | 330 | if (-e $cephconfig) { |
6eebc4a7 FG |
331 | if ($pveceph_managed) { |
332 | warn "ignoring custom ceph config for storage '$storeid', 'monhost' is not set (assuming pveceph managed cluster)!\n"; | |
333 | } else { | |
334 | $path .= ":conf=$cephconfig"; | |
335 | } | |
13417225 AD |
336 | } |
337 | ||
0509010d AD |
338 | return ($path, $vmid, $vtype); |
339 | } | |
340 | ||
5b9b9b14 AD |
341 | my $find_free_diskname = sub { |
342 | my ($storeid, $scfg, $vmid) = @_; | |
343 | ||
53a236f2 | 344 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
5b9b9b14 | 345 | my $disk_ids = {}; |
5b9b9b14 | 346 | |
53a236f2 FG |
347 | my $parser = sub { |
348 | my $line = shift; | |
349 | ||
350 | if ($line =~ m/^(vm|base)-\Q$vmid\E+-disk-(\d+)$/) { | |
5b9b9b14 AD |
351 | $disk_ids->{$2} = 1; |
352 | } | |
53a236f2 FG |
353 | }; |
354 | ||
355 | eval { | |
356 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
357 | }; | |
358 | my $err = $@; | |
359 | ||
360 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
361 | ||
5b9b9b14 AD |
362 | #fix: can we search in $rbd hash key with a regex to find (vm|base) ? |
363 | for (my $i = 1; $i < 100; $i++) { | |
364 | if (!$disk_ids->{$i}) { | |
365 | return "vm-$vmid-disk-$i"; | |
366 | } | |
367 | } | |
368 | ||
369 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"; | |
370 | }; | |
371 | ||
5eab0272 DM |
372 | sub create_base { |
373 | my ($class, $storeid, $scfg, $volname) = @_; | |
374 | ||
992e6835 AD |
375 | my $snap = '__base__'; |
376 | ||
377 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
378 | $class->parse_volname($volname); | |
379 | ||
380 | die "create_base not possible with base image\n" if $isBase; | |
381 | ||
382 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
383 | die "rbd volume info on '$name' failed\n" if !($size); | |
384 | ||
385 | die "rbd image must be at format V2" if $format ne "2"; | |
386 | ||
387 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
388 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
389 | ||
390 | my $newname = $name; | |
391 | $newname =~ s/^vm-/base-/; | |
392 | ||
393 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
394 | ||
8897f5dc | 395 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
c693f749 | 396 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
397 | |
398 | my $running = undef; #fixme : is create_base always offline ? | |
399 | ||
400 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
401 | ||
402 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
403 | ||
404 | if (!$protected){ | |
405 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 406 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
407 | } |
408 | ||
409 | return $newvolname; | |
410 | ||
5eab0272 DM |
411 | } |
412 | ||
413 | sub clone_image { | |
f236eaf8 | 414 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 415 | |
f2708285 | 416 | my $snap = '__base__'; |
f236eaf8 | 417 | $snap = $snapname if length $snapname; |
f2708285 AD |
418 | |
419 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
420 | $class->parse_volname($volname); | |
421 | ||
63da6d79 DM |
422 | die "$volname is not a base image and snapname is not provided\n" |
423 | if !$isBase && !length($snapname); | |
f2708285 AD |
424 | |
425 | my $name = &$find_free_diskname($storeid, $scfg, $vmid); | |
426 | ||
f236eaf8 SP |
427 | warn "clone $volname: $basename snapname $snap to $name\n"; |
428 | ||
63da6d79 | 429 | if (length($snapname)) { |
f236eaf8 SP |
430 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
431 | ||
63da6d79 | 432 | if (!$protected) { |
f236eaf8 SP |
433 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
434 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
435 | } | |
436 | } | |
f2708285 AD |
437 | |
438 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
439 | $newvol = $name if length($snapname); |
440 | ||
441 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), | |
442 | '--snap', $snap, &$add_pool_to_disk($scfg, $name)); | |
f2708285 | 443 | |
c693f749 | 444 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 | 445 | |
d86fd0a4 FG |
446 | &$krdb_feature_disable($scfg, $storeid, $name); |
447 | ||
f2708285 | 448 | return $newvol; |
5eab0272 DM |
449 | } |
450 | ||
0509010d AD |
451 | sub alloc_image { |
452 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
453 | ||
454 | ||
292a33fd | 455 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 456 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 457 | |
3fad2603 | 458 | $name = &$find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 459 | |
a8c3f8f6 | 460 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 461 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d | 462 | |
d86fd0a4 FG |
463 | &$krdb_feature_disable($scfg, $storeid, $name); |
464 | ||
0509010d AD |
465 | return $name; |
466 | } | |
467 | ||
468 | sub free_image { | |
32437ed2 | 469 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 470 | |
42d07b9a AD |
471 | my ($vtype, $name, $vmid, undef, undef, undef) = |
472 | $class->parse_volname($volname); | |
473 | ||
474 | if ($isBase) { | |
475 | my $snap = '__base__'; | |
476 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); | |
477 | if ($protected){ | |
478 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
2362bc87 | 479 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
480 | } |
481 | } | |
482 | ||
515ef80b WL |
483 | $class->deactivate_volume($storeid, $scfg, $volname); |
484 | ||
42d07b9a | 485 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 486 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 487 | |
42d07b9a | 488 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 489 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
490 | |
491 | return undef; | |
492 | } | |
493 | ||
494 | sub list_images { | |
495 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
496 | ||
e5427b00 | 497 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 498 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 499 | |
0509010d AD |
500 | my $res = []; |
501 | ||
1440604a | 502 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 503 | foreach my $image (keys %$dat) { |
0509010d | 504 | |
cfd58f1f DM |
505 | my $info = $dat->{$image}; |
506 | ||
507 | my $volname = $info->{name}; | |
508 | my $parent = $info->{parent}; | |
509 | my $owner = $info->{vmid}; | |
9690e55e FG |
510 | |
511 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
512 | $info->{volid} = "$storeid:$1/$volname"; |
513 | } else { | |
514 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 515 | } |
0509010d | 516 | |
883d9b81 | 517 | if ($vollist) { |
1b83c3d9 | 518 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
519 | next if !$found; |
520 | } else { | |
521 | next if defined ($vmid) && ($owner ne $vmid); | |
522 | } | |
0509010d | 523 | |
411476cd | 524 | $info->{format} = 'raw'; |
0509010d | 525 | |
883d9b81 FG |
526 | push @$res, $info; |
527 | } | |
0509010d AD |
528 | } |
529 | ||
411476cd | 530 | return $res; |
0509010d AD |
531 | } |
532 | ||
0509010d AD |
533 | sub status { |
534 | my ($class, $storeid, $scfg, $cache) = @_; | |
535 | ||
69589444 AD |
536 | my $cmd = &$rados_cmd($scfg, $storeid, 'df'); |
537 | ||
538 | my $stats = {}; | |
539 | ||
540 | my $parser = sub { | |
541 | my $line = shift; | |
c59a0f24 | 542 | if ($line =~ m/^\s*total(?:\s|_)(\S+)\s+(\d+)(k|M|G|T)?/) { |
69589444 | 543 | $stats->{$1} = $2; |
c59a0f24 FG |
544 | # luminous has units here.. |
545 | if ($3) { | |
546 | $stats->{$1} *= $rbd_unittobytes->{$3}/1024; | |
547 | } | |
69589444 AD |
548 | } |
549 | }; | |
550 | ||
551 | eval { | |
c693f749 | 552 | run_rbd_command($cmd, errmsg => "rados error", errfunc => sub {}, outfunc => $parser); |
69589444 AD |
553 | }; |
554 | ||
555 | my $total = $stats->{space} ? $stats->{space}*1024 : 0; | |
556 | my $free = $stats->{avail} ? $stats->{avail}*1024 : 0; | |
557 | my $used = $stats->{used} ? $stats->{used}*1024: 0; | |
0509010d | 558 | my $active = 1; |
0509010d | 559 | |
411476cd | 560 | return ($total, $free, $used, $active); |
0509010d AD |
561 | } |
562 | ||
563 | sub activate_storage { | |
564 | my ($class, $storeid, $scfg, $cache) = @_; | |
565 | return 1; | |
566 | } | |
567 | ||
568 | sub deactivate_storage { | |
569 | my ($class, $storeid, $scfg, $cache) = @_; | |
570 | return 1; | |
571 | } | |
572 | ||
573 | sub activate_volume { | |
02e797b8 | 574 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
575 | |
576 | return 1 if !$scfg->{krbd}; | |
577 | ||
578 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
4f6a99d8 DM |
579 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
580 | ||
581 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 582 | $path .= '@'.$snapname if $snapname; |
4f6a99d8 | 583 | return if -b $path; |
9f20a8a6 | 584 | |
02e797b8 | 585 | $name .= '@'.$snapname if $snapname; |
9f20a8a6 AD |
586 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); |
587 | run_rbd_command($cmd, errmsg => "can't mount rbd volume $name"); | |
588 | ||
0509010d AD |
589 | return 1; |
590 | } | |
591 | ||
592 | sub deactivate_volume { | |
02e797b8 | 593 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
594 | |
595 | return 1 if !$scfg->{krbd}; | |
596 | ||
597 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
598 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
599 | ||
600 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 601 | $path .= '@'.$snapname if $snapname; |
b50812f9 WL |
602 | return if ! -b $path; |
603 | ||
9f20a8a6 | 604 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $path); |
72e743bd | 605 | run_rbd_command($cmd, errmsg => "can't unmap rbd volume $name"); |
9f20a8a6 | 606 | |
0509010d AD |
607 | return 1; |
608 | } | |
609 | ||
0002d9cc AD |
610 | sub volume_size_info { |
611 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
612 | ||
81d1d017 AD |
613 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
614 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 615 | return $size; |
0002d9cc AD |
616 | } |
617 | ||
e7a42a76 AD |
618 | sub volume_resize { |
619 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
620 | ||
a4aee433 | 621 | return 1 if $running && !$scfg->{krbd}; |
e7a42a76 | 622 | |
478fc06c AD |
623 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
624 | ||
4b7dd9d7 | 625 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 626 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
627 | return undef; |
628 | } | |
629 | ||
788dd8e1 | 630 | sub volume_snapshot { |
f5640e7d | 631 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 632 | |
9af33ed0 AD |
633 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
634 | ||
635 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 636 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
637 | return undef; |
638 | } | |
639 | ||
5a2b2e2f AD |
640 | sub volume_snapshot_rollback { |
641 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
642 | ||
c6ce2cc8 AD |
643 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
644 | ||
645 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 646 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
647 | } |
648 | ||
cce29bcd AD |
649 | sub volume_snapshot_delete { |
650 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
651 | ||
e438d094 | 652 | return 1 if $running && !$scfg->{krbd}; |
cce29bcd | 653 | |
399581a2 WB |
654 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
655 | ||
c78cb110 AD |
656 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
657 | ||
f90a0a20 SP |
658 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
659 | if ($protected){ | |
660 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
661 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
662 | } | |
663 | ||
c78cb110 | 664 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
665 | |
666 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
667 | ||
cce29bcd AD |
668 | return undef; |
669 | } | |
670 | ||
774f21b9 AD |
671 | sub volume_has_feature { |
672 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
673 | ||
674 | my $features = { | |
5649ccfe | 675 | snapshot => { current => 1, snap => 1}, |
44c3689a | 676 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
677 | template => { current => 1}, |
678 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 679 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
680 | }; |
681 | ||
1e7ae581 AD |
682 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
683 | $class->parse_volname($volname); | |
684 | ||
685 | my $key = undef; | |
686 | if($snapname){ | |
2c5a7097 | 687 | $key = 'snap'; |
1e7ae581 AD |
688 | }else{ |
689 | $key = $isBase ? 'base' : 'current'; | |
690 | } | |
691 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
692 | |
693 | return undef; | |
694 | } | |
695 | ||
0509010d | 696 | 1; |