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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 | ||
e7ac2d5c | 13 | my $rbd_unittobytes = { |
a0028cf9 | 14 | "k" => 1024, |
e7ac2d5c DM |
15 | "M" => 1024*1024, |
16 | "G" => 1024*1024*1024, | |
17 | "T" => 1024*1024*1024*1024, | |
18 | }; | |
249cb647 | 19 | |
8897f5dc SP |
20 | my $add_pool_to_disk = sub { |
21 | my ($scfg, $disk) = @_; | |
22 | ||
23 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
24 | ||
25 | return "$pool/$disk"; | |
26 | }; | |
27 | ||
e858048f WB |
28 | my $hostlist = sub { |
29 | my ($list_text, $separator) = @_; | |
6d2b278c | 30 | |
e858048f WB |
31 | my @monhostlist = PVE::Tools::split_list($list_text); |
32 | return join($separator, map { | |
33 | my ($host, $port) = PVE::Tools::parse_host_and_port($_); | |
34 | $port = defined($port) ? ":$port" : ''; | |
35 | $host = "[$host]" if Net::IP::ip_is_ipv6($host); | |
36 | "${host}${port}" | |
37 | } @monhostlist); | |
38 | }; | |
39 | ||
411476cd DM |
40 | my $rbd_cmd = sub { |
41 | my ($scfg, $storeid, $op, @options) = @_; | |
0509010d | 42 | |
e858048f | 43 | my $monhost = &$hostlist($scfg->{monhost}, ','); |
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 | ||
49 | my $cmd = ['/usr/bin/rbd', '-p', $pool, '-m', $monhost]; | |
50 | ||
6d2b278c | 51 | if (-e $keyring) { |
1440604a AD |
52 | push @$cmd, '-n', "client.$username"; |
53 | push @$cmd, '--keyring', $keyring; | |
54 | push @$cmd, '--auth_supported', 'cephx'; | |
6d2b278c | 55 | } else { |
1440604a AD |
56 | push @$cmd, '--auth_supported', 'none'; |
57 | } | |
58 | ||
13417225 AD |
59 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
60 | ||
6d2b278c | 61 | if (-e $cephconfig) { |
13417225 AD |
62 | push @$cmd, '-c', $cephconfig; |
63 | } | |
64 | ||
1440604a | 65 | push @$cmd, $op; |
3e195ccc | 66 | |
411476cd | 67 | push @$cmd, @options if scalar(@options); |
3e195ccc | 68 | |
411476cd DM |
69 | return $cmd; |
70 | }; | |
0509010d | 71 | |
69589444 AD |
72 | my $rados_cmd = sub { |
73 | my ($scfg, $storeid, $op, @options) = @_; | |
74 | ||
e858048f | 75 | my $monhost = &$hostlist($scfg->{monhost}, ','); |
69589444 | 76 | |
1440604a AD |
77 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; |
78 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
79 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; | |
80 | ||
81 | my $cmd = ['/usr/bin/rados', '-p', $pool, '-m', $monhost]; | |
82 | ||
6d2b278c | 83 | if (-e $keyring) { |
1440604a AD |
84 | push @$cmd, '-n', "client.$username"; |
85 | push @$cmd, '--keyring', $keyring; | |
86 | push @$cmd, '--auth_supported', 'cephx'; | |
6d2b278c | 87 | } else { |
1440604a AD |
88 | push @$cmd, '--auth_supported', 'none'; |
89 | } | |
90 | ||
13417225 AD |
91 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
92 | ||
6d2b278c | 93 | if (-e $cephconfig) { |
13417225 AD |
94 | push @$cmd, '-c', $cephconfig; |
95 | } | |
96 | ||
1440604a | 97 | push @$cmd, $op; |
69589444 AD |
98 | |
99 | push @$cmd, @options if scalar(@options); | |
100 | ||
101 | return $cmd; | |
102 | }; | |
103 | ||
d86fd0a4 FG |
104 | # needed for volumes created using ceph jewel (or higher) |
105 | my $krdb_feature_disable = sub { | |
106 | my ($scfg, $storeid, $name) = @_; | |
107 | ||
108 | return 1 if !$scfg->{krbd}; | |
109 | ||
110 | my ($major, undef, undef, undef) = ceph_version(); | |
111 | return 1 if $major < 10; | |
112 | ||
113 | my $feature_cmd = &$rbd_cmd($scfg, $storeid, 'feature', 'disable', $name, 'deep-flatten,fast-diff,object-map,exclusive-lock'); | |
114 | run_rbd_command($feature_cmd, errmsg => "could not disable krbd-incompatible image features of rbd volume $name"); | |
115 | }; | |
116 | ||
7aeda033 | 117 | my $ceph_version_parser = sub { |
6d2b278c DM |
118 | my $line = shift; |
119 | if ($line =~ m/^ceph version ((\d+)\.(\d+)\.(\d+))(?: \([a-fA-F0-9]+\))?$/) { | |
120 | return ($2, $3, $4, $1); | |
121 | } else { | |
122 | warn "Could not parse Ceph version: '$line'\n"; | |
123 | } | |
7aeda033 FG |
124 | }; |
125 | ||
126 | sub ceph_version { | |
127 | my ($cache) = @_; | |
128 | ||
129 | my $version_string = $cache; | |
130 | ||
131 | my $major; | |
132 | my $minor; | |
133 | my $bugfix; | |
134 | ||
135 | if (defined($version_string)) { | |
0be02e0f | 136 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($version_string); |
7aeda033 | 137 | } else { |
e76dbd92 | 138 | run_command('ceph --version', outfunc => sub { |
7aeda033 | 139 | my $line = shift; |
0be02e0f | 140 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($line); |
7aeda033 FG |
141 | }); |
142 | } | |
143 | return undef if !defined($version_string); | |
144 | return wantarray ? ($major, $minor, $bugfix, $version_string) : $version_string; | |
145 | } | |
146 | ||
c693f749 SP |
147 | sub run_rbd_command { |
148 | my ($cmd, %args) = @_; | |
149 | ||
150 | my $lasterr; | |
151 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 152 | if (!exists($args{errfunc})) { |
c693f749 SP |
153 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
154 | # at least 1 child(ren) in pool cephstor1 | |
155 | $args{errfunc} = sub { | |
c97c5b3b DM |
156 | my $line = shift; |
157 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
158 | $lasterr = "$1\n"; | |
159 | } else { | |
160 | $lasterr = $line; | |
161 | } | |
162 | print STDERR $lasterr; | |
163 | *STDERR->flush(); | |
164 | }; | |
165 | } | |
166 | ||
167 | eval { run_command($cmd, %args); }; | |
168 | if (my $err = $@) { | |
169 | die $errmsg . $lasterr if length($lasterr); | |
170 | die $err; | |
c693f749 SP |
171 | } |
172 | ||
c97c5b3b | 173 | return undef; |
c693f749 SP |
174 | } |
175 | ||
411476cd DM |
176 | sub rbd_ls { |
177 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 178 | |
7cb2889a | 179 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l'); |
1440604a | 180 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 181 | |
411476cd | 182 | my $list = {}; |
0509010d | 183 | |
8c3abf12 | 184 | my $parser = sub { |
411476cd | 185 | my $line = shift; |
0509010d | 186 | |
a0028cf9 | 187 | if ($line =~ m/^((vm|base)-(\d+)-disk-\d+)\s+(\d+)(k|M|G|T)\s((\S+)\/((vm|base)-\d+-\S+@\S+))?/) { |
ca1e168a | 188 | my ($image, $owner, $size, $unit, $parent) = ($1, $3, $4, $5, $8); |
0509010d | 189 | |
1440604a | 190 | $list->{$pool}->{$image} = { |
411476cd | 191 | name => $image, |
e7ac2d5c | 192 | size => $size*$rbd_unittobytes->{$unit}, |
62b98a65 | 193 | parent => $parent, |
411476cd DM |
194 | vmid => $owner |
195 | }; | |
196 | } | |
8c3abf12 DM |
197 | }; |
198 | ||
199 | eval { | |
c693f749 | 200 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
201 | }; |
202 | my $err = $@; | |
203 | ||
204 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
205 | |
206 | return $list; | |
0509010d AD |
207 | } |
208 | ||
62b98a65 | 209 | sub rbd_volume_info { |
992e6835 AD |
210 | my ($scfg, $storeid, $volname, $snap) = @_; |
211 | ||
212 | my $cmd = undef; | |
213 | ||
214 | if($snap){ | |
215 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname, '--snap', $snap); | |
216 | }else{ | |
217 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
218 | } | |
e110213e | 219 | |
e110213e | 220 | my $size = undef; |
62b98a65 | 221 | my $parent = undef; |
992e6835 AD |
222 | my $format = undef; |
223 | my $protected = undef; | |
62b98a65 | 224 | |
e110213e AD |
225 | my $parser = sub { |
226 | my $line = shift; | |
227 | ||
a0028cf9 | 228 | if ($line =~ m/size (\d+) (k|M|G|T)B in (\d+) objects/) { |
e7ac2d5c | 229 | $size = $1 * $rbd_unittobytes->{$2} if ($1); |
62b98a65 AD |
230 | } elsif ($line =~ m/parent:\s(\S+)\/(\S+)/) { |
231 | $parent = $2; | |
992e6835 AD |
232 | } elsif ($line =~ m/format:\s(\d+)/) { |
233 | $format = $1; | |
234 | } elsif ($line =~ m/protected:\s(\S+)/) { | |
235 | $protected = 1 if $1 eq "True"; | |
e110213e | 236 | } |
992e6835 | 237 | |
e110213e AD |
238 | }; |
239 | ||
c693f749 | 240 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
e110213e | 241 | |
992e6835 | 242 | return ($size, $parent, $format, $protected); |
e110213e AD |
243 | } |
244 | ||
e5427b00 | 245 | # Configuration |
0509010d | 246 | |
0509010d AD |
247 | sub type { |
248 | return 'rbd'; | |
249 | } | |
250 | ||
251 | sub plugindata { | |
252 | return { | |
1f79bb07 | 253 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
254 | }; |
255 | } | |
256 | ||
257 | sub properties { | |
258 | return { | |
e5427b00 | 259 | monhost => { |
0509010d | 260 | description => "Monitors daemon ips.", |
e858048f | 261 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 262 | }, |
e5427b00 AD |
263 | pool => { |
264 | description => "Pool.", | |
0509010d AD |
265 | type => 'string', |
266 | }, | |
e5427b00 AD |
267 | username => { |
268 | description => "RBD Id.", | |
0509010d AD |
269 | type => 'string', |
270 | }, | |
e5427b00 | 271 | authsupported => { |
0509010d AD |
272 | description => "Authsupported.", |
273 | type => 'string', | |
274 | }, | |
9f20a8a6 AD |
275 | krbd => { |
276 | description => "Access rbd through krbd kernel module.", | |
277 | type => 'boolean', | |
278 | }, | |
0509010d AD |
279 | }; |
280 | } | |
281 | ||
282 | sub options { | |
283 | return { | |
35d6dfaf AD |
284 | nodes => { optional => 1 }, |
285 | disable => { optional => 1 }, | |
e5427b00 | 286 | monhost => { fixed => 1 }, |
1440604a AD |
287 | pool => { optional => 1 }, |
288 | username => { optional => 1 }, | |
0509010d | 289 | content => { optional => 1 }, |
9f20a8a6 | 290 | krbd => { optional => 1 }, |
0509010d AD |
291 | }; |
292 | } | |
293 | ||
294 | # Storage implementation | |
295 | ||
296 | sub parse_volname { | |
297 | my ($class, $volname) = @_; | |
298 | ||
d04c7e55 | 299 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 300 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
301 | } |
302 | ||
303 | die "unable to parse rbd volume name '$volname'\n"; | |
304 | } | |
305 | ||
306 | sub path { | |
38e6ec3f | 307 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d AD |
308 | |
309 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
38e6ec3f | 310 | $name .= '@'.$snapname if $snapname; |
0509010d | 311 | |
33cef4c8 WB |
312 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
313 | return ("/dev/rbd/$pool/$name", $vmid, $vtype) if $scfg->{krbd}; | |
314 | ||
e858048f | 315 | my $monhost = &$hostlist($scfg->{monhost}, ';'); |
a8176f54 AD |
316 | $monhost =~ s/:/\\:/g; |
317 | ||
1440604a AD |
318 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; |
319 | ||
320 | my $path = "rbd:$pool/$name:mon_host=$monhost"; | |
321 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; | |
322 | ||
6d2b278c | 323 | if (-e $keyring) { |
1440604a | 324 | $path .= ":id=$username:auth_supported=cephx:keyring=$keyring"; |
6d2b278c | 325 | } else { |
1440604a AD |
326 | $path .= ":auth_supported=none"; |
327 | } | |
0509010d | 328 | |
13417225 AD |
329 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
330 | ||
6d2b278c | 331 | if (-e $cephconfig) { |
13417225 AD |
332 | $path .= ":conf=$cephconfig"; |
333 | } | |
334 | ||
0509010d AD |
335 | return ($path, $vmid, $vtype); |
336 | } | |
337 | ||
5b9b9b14 AD |
338 | my $find_free_diskname = sub { |
339 | my ($storeid, $scfg, $vmid) = @_; | |
340 | ||
341 | my $rbd = rbd_ls($scfg, $storeid); | |
1440604a | 342 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
5b9b9b14 | 343 | my $disk_ids = {}; |
1440604a | 344 | my $dat = $rbd->{$pool}; |
5b9b9b14 AD |
345 | |
346 | foreach my $image (keys %$dat) { | |
347 | my $volname = $dat->{$image}->{name}; | |
348 | if ($volname =~ m/(vm|base)-$vmid-disk-(\d+)/){ | |
349 | $disk_ids->{$2} = 1; | |
350 | } | |
351 | } | |
352 | #fix: can we search in $rbd hash key with a regex to find (vm|base) ? | |
353 | for (my $i = 1; $i < 100; $i++) { | |
354 | if (!$disk_ids->{$i}) { | |
355 | return "vm-$vmid-disk-$i"; | |
356 | } | |
357 | } | |
358 | ||
359 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"; | |
360 | }; | |
361 | ||
5eab0272 DM |
362 | sub create_base { |
363 | my ($class, $storeid, $scfg, $volname) = @_; | |
364 | ||
992e6835 AD |
365 | my $snap = '__base__'; |
366 | ||
367 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
368 | $class->parse_volname($volname); | |
369 | ||
370 | die "create_base not possible with base image\n" if $isBase; | |
371 | ||
372 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
373 | die "rbd volume info on '$name' failed\n" if !($size); | |
374 | ||
375 | die "rbd image must be at format V2" if $format ne "2"; | |
376 | ||
377 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
378 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
379 | ||
380 | my $newname = $name; | |
381 | $newname =~ s/^vm-/base-/; | |
382 | ||
383 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
384 | ||
8897f5dc | 385 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
c693f749 | 386 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
387 | |
388 | my $running = undef; #fixme : is create_base always offline ? | |
389 | ||
390 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
391 | ||
392 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
393 | ||
394 | if (!$protected){ | |
395 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 396 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
397 | } |
398 | ||
399 | return $newvolname; | |
400 | ||
5eab0272 DM |
401 | } |
402 | ||
403 | sub clone_image { | |
f236eaf8 | 404 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 405 | |
f2708285 | 406 | my $snap = '__base__'; |
f236eaf8 | 407 | $snap = $snapname if length $snapname; |
f2708285 AD |
408 | |
409 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
410 | $class->parse_volname($volname); | |
411 | ||
63da6d79 DM |
412 | die "$volname is not a base image and snapname is not provided\n" |
413 | if !$isBase && !length($snapname); | |
f2708285 AD |
414 | |
415 | my $name = &$find_free_diskname($storeid, $scfg, $vmid); | |
416 | ||
f236eaf8 SP |
417 | warn "clone $volname: $basename snapname $snap to $name\n"; |
418 | ||
63da6d79 | 419 | if (length($snapname)) { |
f236eaf8 SP |
420 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
421 | ||
63da6d79 | 422 | if (!$protected) { |
f236eaf8 SP |
423 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
424 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
425 | } | |
426 | } | |
f2708285 AD |
427 | |
428 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
429 | $newvol = $name if length($snapname); |
430 | ||
431 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), | |
432 | '--snap', $snap, &$add_pool_to_disk($scfg, $name)); | |
f2708285 | 433 | |
c693f749 | 434 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 | 435 | |
d86fd0a4 FG |
436 | &$krdb_feature_disable($scfg, $storeid, $name); |
437 | ||
f2708285 | 438 | return $newvol; |
5eab0272 DM |
439 | } |
440 | ||
0509010d AD |
441 | sub alloc_image { |
442 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
443 | ||
444 | ||
e5427b00 | 445 | die "illegal name '$name' - sould be 'vm-$vmid-*'\n" |
0509010d | 446 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 447 | |
3fad2603 | 448 | $name = &$find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 449 | |
a8c3f8f6 | 450 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 451 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d | 452 | |
d86fd0a4 FG |
453 | &$krdb_feature_disable($scfg, $storeid, $name); |
454 | ||
0509010d AD |
455 | return $name; |
456 | } | |
457 | ||
458 | sub free_image { | |
32437ed2 | 459 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 460 | |
42d07b9a AD |
461 | my ($vtype, $name, $vmid, undef, undef, undef) = |
462 | $class->parse_volname($volname); | |
463 | ||
464 | if ($isBase) { | |
465 | my $snap = '__base__'; | |
466 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); | |
467 | if ($protected){ | |
468 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
2362bc87 | 469 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
470 | } |
471 | } | |
472 | ||
515ef80b WL |
473 | $class->deactivate_volume($storeid, $scfg, $volname); |
474 | ||
42d07b9a | 475 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 476 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 477 | |
42d07b9a | 478 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 479 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
480 | |
481 | return undef; | |
482 | } | |
483 | ||
484 | sub list_images { | |
485 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
486 | ||
e5427b00 | 487 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 488 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 489 | |
0509010d AD |
490 | my $res = []; |
491 | ||
1440604a | 492 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 493 | foreach my $image (keys %$dat) { |
0509010d | 494 | |
cfd58f1f DM |
495 | my $info = $dat->{$image}; |
496 | ||
497 | my $volname = $info->{name}; | |
498 | my $parent = $info->{parent}; | |
499 | my $owner = $info->{vmid}; | |
9690e55e FG |
500 | |
501 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
502 | $info->{volid} = "$storeid:$1/$volname"; |
503 | } else { | |
504 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 505 | } |
0509010d | 506 | |
883d9b81 | 507 | if ($vollist) { |
1b83c3d9 | 508 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
509 | next if !$found; |
510 | } else { | |
511 | next if defined ($vmid) && ($owner ne $vmid); | |
512 | } | |
0509010d | 513 | |
411476cd | 514 | $info->{format} = 'raw'; |
0509010d | 515 | |
883d9b81 FG |
516 | push @$res, $info; |
517 | } | |
0509010d AD |
518 | } |
519 | ||
411476cd | 520 | return $res; |
0509010d AD |
521 | } |
522 | ||
0509010d AD |
523 | sub status { |
524 | my ($class, $storeid, $scfg, $cache) = @_; | |
525 | ||
69589444 AD |
526 | my $cmd = &$rados_cmd($scfg, $storeid, 'df'); |
527 | ||
528 | my $stats = {}; | |
529 | ||
530 | my $parser = sub { | |
531 | my $line = shift; | |
532 | if ($line =~ m/^\s+total\s(\S+)\s+(\d+)/) { | |
533 | $stats->{$1} = $2; | |
534 | } | |
535 | }; | |
536 | ||
537 | eval { | |
c693f749 | 538 | run_rbd_command($cmd, errmsg => "rados error", errfunc => sub {}, outfunc => $parser); |
69589444 AD |
539 | }; |
540 | ||
541 | my $total = $stats->{space} ? $stats->{space}*1024 : 0; | |
542 | my $free = $stats->{avail} ? $stats->{avail}*1024 : 0; | |
543 | my $used = $stats->{used} ? $stats->{used}*1024: 0; | |
0509010d | 544 | my $active = 1; |
0509010d | 545 | |
411476cd | 546 | return ($total, $free, $used, $active); |
0509010d AD |
547 | } |
548 | ||
549 | sub activate_storage { | |
550 | my ($class, $storeid, $scfg, $cache) = @_; | |
551 | return 1; | |
552 | } | |
553 | ||
554 | sub deactivate_storage { | |
555 | my ($class, $storeid, $scfg, $cache) = @_; | |
556 | return 1; | |
557 | } | |
558 | ||
559 | sub activate_volume { | |
02e797b8 | 560 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
561 | |
562 | return 1 if !$scfg->{krbd}; | |
563 | ||
564 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
4f6a99d8 DM |
565 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
566 | ||
567 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 568 | $path .= '@'.$snapname if $snapname; |
4f6a99d8 | 569 | return if -b $path; |
9f20a8a6 | 570 | |
02e797b8 | 571 | $name .= '@'.$snapname if $snapname; |
9f20a8a6 AD |
572 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); |
573 | run_rbd_command($cmd, errmsg => "can't mount rbd volume $name"); | |
574 | ||
0509010d AD |
575 | return 1; |
576 | } | |
577 | ||
578 | sub deactivate_volume { | |
02e797b8 | 579 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
580 | |
581 | return 1 if !$scfg->{krbd}; | |
582 | ||
583 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
584 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
585 | ||
586 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 587 | $path .= '@'.$snapname if $snapname; |
b50812f9 WL |
588 | return if ! -b $path; |
589 | ||
9f20a8a6 | 590 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $path); |
72e743bd | 591 | run_rbd_command($cmd, errmsg => "can't unmap rbd volume $name"); |
9f20a8a6 | 592 | |
0509010d AD |
593 | return 1; |
594 | } | |
595 | ||
0002d9cc AD |
596 | sub volume_size_info { |
597 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
598 | ||
81d1d017 AD |
599 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
600 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 601 | return $size; |
0002d9cc AD |
602 | } |
603 | ||
e7a42a76 AD |
604 | sub volume_resize { |
605 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
606 | ||
607 | return 1 if $running; | |
608 | ||
478fc06c AD |
609 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
610 | ||
4b7dd9d7 | 611 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 612 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
613 | return undef; |
614 | } | |
615 | ||
788dd8e1 | 616 | sub volume_snapshot { |
f5640e7d | 617 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 618 | |
9af33ed0 AD |
619 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
620 | ||
621 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 622 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
623 | return undef; |
624 | } | |
625 | ||
5a2b2e2f AD |
626 | sub volume_snapshot_rollback { |
627 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
628 | ||
c6ce2cc8 AD |
629 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
630 | ||
631 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 632 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
633 | } |
634 | ||
cce29bcd AD |
635 | sub volume_snapshot_delete { |
636 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
637 | ||
638 | return 1 if $running; | |
639 | ||
399581a2 WB |
640 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
641 | ||
c78cb110 AD |
642 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
643 | ||
f90a0a20 SP |
644 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
645 | if ($protected){ | |
646 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
647 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
648 | } | |
649 | ||
c78cb110 | 650 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
651 | |
652 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
653 | ||
cce29bcd AD |
654 | return undef; |
655 | } | |
656 | ||
774f21b9 AD |
657 | sub volume_has_feature { |
658 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
659 | ||
660 | my $features = { | |
5649ccfe | 661 | snapshot => { current => 1, snap => 1}, |
44c3689a | 662 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
663 | template => { current => 1}, |
664 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 665 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
666 | }; |
667 | ||
1e7ae581 AD |
668 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
669 | $class->parse_volname($volname); | |
670 | ||
671 | my $key = undef; | |
672 | if($snapname){ | |
2c5a7097 | 673 | $key = 'snap'; |
1e7ae581 AD |
674 | }else{ |
675 | $key = $isBase ? 'base' : 'current'; | |
676 | } | |
677 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
678 | |
679 | return undef; | |
680 | } | |
681 | ||
0509010d | 682 | 1; |