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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}, ','); | |
79127fb5 | 56 | push @$cmd, '--auth_supported', -e $keyring ? 'cephx' : 'none'; |
6eebc4a7 | 57 | } |
1440604a | 58 | |
6d2b278c | 59 | if (-e $keyring) { |
1440604a AD |
60 | push @$cmd, '-n', "client.$username"; |
61 | push @$cmd, '--keyring', $keyring; | |
1440604a AD |
62 | } |
63 | ||
13417225 AD |
64 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
65 | ||
6d2b278c | 66 | if (-e $cephconfig) { |
6eebc4a7 FG |
67 | if ($pveceph_managed) { |
68 | warn "ignoring custom ceph config for storage '$storeid', 'monhost' is not set (assuming pveceph managed cluster)!\n"; | |
69 | } else { | |
70 | push @$cmd, '-c', $cephconfig; | |
71 | } | |
13417225 AD |
72 | } |
73 | ||
1440604a | 74 | push @$cmd, $op; |
3e195ccc | 75 | |
411476cd | 76 | push @$cmd, @options if scalar(@options); |
3e195ccc | 77 | |
411476cd DM |
78 | return $cmd; |
79 | }; | |
0509010d | 80 | |
239aa73e | 81 | my $rbd_cmd = sub { |
69589444 AD |
82 | my ($scfg, $storeid, $op, @options) = @_; |
83 | ||
239aa73e FG |
84 | return $build_cmd->('/usr/bin/rbd', $scfg, $storeid, $op, @options); |
85 | }; | |
69589444 | 86 | |
239aa73e FG |
87 | my $rados_cmd = sub { |
88 | my ($scfg, $storeid, $op, @options) = @_; | |
69589444 | 89 | |
239aa73e | 90 | return $build_cmd->('/usr/bin/rados', $scfg, $storeid, $op, @options); |
69589444 AD |
91 | }; |
92 | ||
d86fd0a4 FG |
93 | # needed for volumes created using ceph jewel (or higher) |
94 | my $krdb_feature_disable = sub { | |
95 | my ($scfg, $storeid, $name) = @_; | |
96 | ||
97 | return 1 if !$scfg->{krbd}; | |
98 | ||
99 | my ($major, undef, undef, undef) = ceph_version(); | |
100 | return 1 if $major < 10; | |
101 | ||
102 | my $feature_cmd = &$rbd_cmd($scfg, $storeid, 'feature', 'disable', $name, 'deep-flatten,fast-diff,object-map,exclusive-lock'); | |
103 | run_rbd_command($feature_cmd, errmsg => "could not disable krbd-incompatible image features of rbd volume $name"); | |
104 | }; | |
105 | ||
7aeda033 | 106 | my $ceph_version_parser = sub { |
6d2b278c | 107 | my $line = shift; |
21aaefd5 | 108 | if ($line =~ m/^ceph version ((\d+)\.(\d+)\.(\d+))(?: \([a-fA-F0-9]+\))/) { |
6d2b278c DM |
109 | return ($2, $3, $4, $1); |
110 | } else { | |
111 | warn "Could not parse Ceph version: '$line'\n"; | |
112 | } | |
7aeda033 FG |
113 | }; |
114 | ||
115 | sub ceph_version { | |
116 | my ($cache) = @_; | |
117 | ||
118 | my $version_string = $cache; | |
119 | ||
120 | my $major; | |
121 | my $minor; | |
122 | my $bugfix; | |
123 | ||
124 | if (defined($version_string)) { | |
0be02e0f | 125 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($version_string); |
7aeda033 | 126 | } else { |
e76dbd92 | 127 | run_command('ceph --version', outfunc => sub { |
7aeda033 | 128 | my $line = shift; |
0be02e0f | 129 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($line); |
7aeda033 FG |
130 | }); |
131 | } | |
132 | return undef if !defined($version_string); | |
133 | return wantarray ? ($major, $minor, $bugfix, $version_string) : $version_string; | |
134 | } | |
135 | ||
c693f749 SP |
136 | sub run_rbd_command { |
137 | my ($cmd, %args) = @_; | |
138 | ||
139 | my $lasterr; | |
140 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 141 | if (!exists($args{errfunc})) { |
c693f749 SP |
142 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
143 | # at least 1 child(ren) in pool cephstor1 | |
144 | $args{errfunc} = sub { | |
c97c5b3b DM |
145 | my $line = shift; |
146 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
147 | $lasterr = "$1\n"; | |
148 | } else { | |
149 | $lasterr = $line; | |
150 | } | |
151 | print STDERR $lasterr; | |
152 | *STDERR->flush(); | |
153 | }; | |
154 | } | |
155 | ||
156 | eval { run_command($cmd, %args); }; | |
157 | if (my $err = $@) { | |
158 | die $errmsg . $lasterr if length($lasterr); | |
159 | die $err; | |
c693f749 SP |
160 | } |
161 | ||
c97c5b3b | 162 | return undef; |
c693f749 SP |
163 | } |
164 | ||
411476cd DM |
165 | sub rbd_ls { |
166 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 167 | |
7cb2889a | 168 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l'); |
1440604a | 169 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 170 | |
411476cd | 171 | my $list = {}; |
0509010d | 172 | |
8c3abf12 | 173 | my $parser = sub { |
411476cd | 174 | my $line = shift; |
0509010d | 175 | |
4db25fa2 | 176 | if ($line =~ m/^((vm|base)-(\d+)-\S+)\s+(\d+)(k|M|G|T)\s((\S+)\/((vm|base)-\d+-\S+@\S+))?/) { |
ca1e168a | 177 | my ($image, $owner, $size, $unit, $parent) = ($1, $3, $4, $5, $8); |
d746da86 | 178 | return if $image =~ /@/; #skip snapshots |
0509010d | 179 | |
1440604a | 180 | $list->{$pool}->{$image} = { |
411476cd | 181 | name => $image, |
e7ac2d5c | 182 | size => $size*$rbd_unittobytes->{$unit}, |
62b98a65 | 183 | parent => $parent, |
411476cd DM |
184 | vmid => $owner |
185 | }; | |
186 | } | |
8c3abf12 DM |
187 | }; |
188 | ||
189 | eval { | |
c693f749 | 190 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
191 | }; |
192 | my $err = $@; | |
193 | ||
194 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
195 | |
196 | return $list; | |
0509010d AD |
197 | } |
198 | ||
62b98a65 | 199 | sub rbd_volume_info { |
992e6835 AD |
200 | my ($scfg, $storeid, $volname, $snap) = @_; |
201 | ||
202 | my $cmd = undef; | |
203 | ||
204 | if($snap){ | |
205 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname, '--snap', $snap); | |
206 | }else{ | |
207 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
208 | } | |
e110213e | 209 | |
e110213e | 210 | my $size = undef; |
62b98a65 | 211 | my $parent = undef; |
992e6835 AD |
212 | my $format = undef; |
213 | my $protected = undef; | |
62b98a65 | 214 | |
e110213e AD |
215 | my $parser = sub { |
216 | my $line = shift; | |
217 | ||
a0028cf9 | 218 | if ($line =~ m/size (\d+) (k|M|G|T)B in (\d+) objects/) { |
e7ac2d5c | 219 | $size = $1 * $rbd_unittobytes->{$2} if ($1); |
62b98a65 AD |
220 | } elsif ($line =~ m/parent:\s(\S+)\/(\S+)/) { |
221 | $parent = $2; | |
992e6835 AD |
222 | } elsif ($line =~ m/format:\s(\d+)/) { |
223 | $format = $1; | |
224 | } elsif ($line =~ m/protected:\s(\S+)/) { | |
225 | $protected = 1 if $1 eq "True"; | |
e110213e | 226 | } |
992e6835 | 227 | |
e110213e AD |
228 | }; |
229 | ||
c693f749 | 230 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
e110213e | 231 | |
992e6835 | 232 | return ($size, $parent, $format, $protected); |
e110213e AD |
233 | } |
234 | ||
e5427b00 | 235 | # Configuration |
0509010d | 236 | |
0509010d AD |
237 | sub type { |
238 | return 'rbd'; | |
239 | } | |
240 | ||
241 | sub plugindata { | |
242 | return { | |
1f79bb07 | 243 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
244 | }; |
245 | } | |
246 | ||
247 | sub properties { | |
248 | return { | |
e5427b00 | 249 | monhost => { |
0b9ef02e | 250 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 251 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 252 | }, |
e5427b00 AD |
253 | pool => { |
254 | description => "Pool.", | |
0509010d AD |
255 | type => 'string', |
256 | }, | |
e5427b00 AD |
257 | username => { |
258 | description => "RBD Id.", | |
0509010d AD |
259 | type => 'string', |
260 | }, | |
e5427b00 | 261 | authsupported => { |
0509010d AD |
262 | description => "Authsupported.", |
263 | type => 'string', | |
264 | }, | |
9f20a8a6 AD |
265 | krbd => { |
266 | description => "Access rbd through krbd kernel module.", | |
267 | type => 'boolean', | |
268 | }, | |
0509010d AD |
269 | }; |
270 | } | |
271 | ||
272 | sub options { | |
273 | return { | |
35d6dfaf AD |
274 | nodes => { optional => 1 }, |
275 | disable => { optional => 1 }, | |
0b9ef02e | 276 | monhost => { optional => 1}, |
1440604a AD |
277 | pool => { optional => 1 }, |
278 | username => { optional => 1 }, | |
0509010d | 279 | content => { optional => 1 }, |
9f20a8a6 | 280 | krbd => { optional => 1 }, |
9edb99a5 | 281 | bwlimit => { optional => 1 }, |
0509010d AD |
282 | }; |
283 | } | |
284 | ||
285 | # Storage implementation | |
286 | ||
287 | sub parse_volname { | |
288 | my ($class, $volname) = @_; | |
289 | ||
d04c7e55 | 290 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 291 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
292 | } |
293 | ||
294 | die "unable to parse rbd volume name '$volname'\n"; | |
295 | } | |
296 | ||
297 | sub path { | |
38e6ec3f | 298 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d AD |
299 | |
300 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
38e6ec3f | 301 | $name .= '@'.$snapname if $snapname; |
0509010d | 302 | |
33cef4c8 WB |
303 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
304 | return ("/dev/rbd/$pool/$name", $vmid, $vtype) if $scfg->{krbd}; | |
305 | ||
1440604a AD |
306 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; |
307 | ||
6eebc4a7 FG |
308 | my $path = "rbd:$pool/$name"; |
309 | my $pveceph_managed = !defined($scfg->{monhost}); | |
79127fb5 | 310 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; |
6eebc4a7 FG |
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"; | |
79127fb5 | 318 | $path .= -e $keyring ? ":auth_supported=cephx" : ":auth_supported=none"; |
6eebc4a7 FG |
319 | } |
320 | ||
79127fb5 | 321 | $path .= ":id=$username:keyring=$keyring" if -e $keyring; |
0509010d | 322 | |
13417225 AD |
323 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
324 | ||
6d2b278c | 325 | if (-e $cephconfig) { |
6eebc4a7 FG |
326 | if ($pveceph_managed) { |
327 | warn "ignoring custom ceph config for storage '$storeid', 'monhost' is not set (assuming pveceph managed cluster)!\n"; | |
328 | } else { | |
329 | $path .= ":conf=$cephconfig"; | |
330 | } | |
13417225 AD |
331 | } |
332 | ||
0509010d AD |
333 | return ($path, $vmid, $vtype); |
334 | } | |
335 | ||
5b9b9b14 AD |
336 | my $find_free_diskname = sub { |
337 | my ($storeid, $scfg, $vmid) = @_; | |
338 | ||
53a236f2 | 339 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
5b9b9b14 | 340 | my $disk_ids = {}; |
5b9b9b14 | 341 | |
53a236f2 FG |
342 | my $parser = sub { |
343 | my $line = shift; | |
344 | ||
345 | if ($line =~ m/^(vm|base)-\Q$vmid\E+-disk-(\d+)$/) { | |
5b9b9b14 AD |
346 | $disk_ids->{$2} = 1; |
347 | } | |
53a236f2 FG |
348 | }; |
349 | ||
350 | eval { | |
351 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
352 | }; | |
353 | my $err = $@; | |
354 | ||
355 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
356 | ||
5b9b9b14 AD |
357 | #fix: can we search in $rbd hash key with a regex to find (vm|base) ? |
358 | for (my $i = 1; $i < 100; $i++) { | |
359 | if (!$disk_ids->{$i}) { | |
360 | return "vm-$vmid-disk-$i"; | |
361 | } | |
362 | } | |
363 | ||
364 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"; | |
365 | }; | |
366 | ||
5eab0272 DM |
367 | sub create_base { |
368 | my ($class, $storeid, $scfg, $volname) = @_; | |
369 | ||
992e6835 AD |
370 | my $snap = '__base__'; |
371 | ||
372 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
373 | $class->parse_volname($volname); | |
374 | ||
375 | die "create_base not possible with base image\n" if $isBase; | |
376 | ||
377 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
378 | die "rbd volume info on '$name' failed\n" if !($size); | |
379 | ||
380 | die "rbd image must be at format V2" if $format ne "2"; | |
381 | ||
382 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
383 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
384 | ||
385 | my $newname = $name; | |
386 | $newname =~ s/^vm-/base-/; | |
387 | ||
388 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
389 | ||
8897f5dc | 390 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
c693f749 | 391 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
392 | |
393 | my $running = undef; #fixme : is create_base always offline ? | |
394 | ||
395 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
396 | ||
397 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
398 | ||
399 | if (!$protected){ | |
400 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 401 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
402 | } |
403 | ||
404 | return $newvolname; | |
405 | ||
5eab0272 DM |
406 | } |
407 | ||
408 | sub clone_image { | |
f236eaf8 | 409 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 410 | |
f2708285 | 411 | my $snap = '__base__'; |
f236eaf8 | 412 | $snap = $snapname if length $snapname; |
f2708285 AD |
413 | |
414 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
415 | $class->parse_volname($volname); | |
416 | ||
63da6d79 DM |
417 | die "$volname is not a base image and snapname is not provided\n" |
418 | if !$isBase && !length($snapname); | |
f2708285 AD |
419 | |
420 | my $name = &$find_free_diskname($storeid, $scfg, $vmid); | |
421 | ||
f236eaf8 SP |
422 | warn "clone $volname: $basename snapname $snap to $name\n"; |
423 | ||
63da6d79 | 424 | if (length($snapname)) { |
f236eaf8 SP |
425 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
426 | ||
63da6d79 | 427 | if (!$protected) { |
f236eaf8 SP |
428 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
429 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
430 | } | |
431 | } | |
f2708285 AD |
432 | |
433 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
434 | $newvol = $name if length($snapname); |
435 | ||
436 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), | |
437 | '--snap', $snap, &$add_pool_to_disk($scfg, $name)); | |
f2708285 | 438 | |
c693f749 | 439 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 | 440 | |
d86fd0a4 FG |
441 | &$krdb_feature_disable($scfg, $storeid, $name); |
442 | ||
f2708285 | 443 | return $newvol; |
5eab0272 DM |
444 | } |
445 | ||
0509010d AD |
446 | sub alloc_image { |
447 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
448 | ||
449 | ||
292a33fd | 450 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 451 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 452 | |
3fad2603 | 453 | $name = &$find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 454 | |
a8c3f8f6 | 455 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 456 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d | 457 | |
d86fd0a4 FG |
458 | &$krdb_feature_disable($scfg, $storeid, $name); |
459 | ||
0509010d AD |
460 | return $name; |
461 | } | |
462 | ||
463 | sub free_image { | |
32437ed2 | 464 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 465 | |
42d07b9a AD |
466 | my ($vtype, $name, $vmid, undef, undef, undef) = |
467 | $class->parse_volname($volname); | |
468 | ||
469 | if ($isBase) { | |
470 | my $snap = '__base__'; | |
471 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); | |
472 | if ($protected){ | |
473 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
2362bc87 | 474 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
475 | } |
476 | } | |
477 | ||
515ef80b WL |
478 | $class->deactivate_volume($storeid, $scfg, $volname); |
479 | ||
42d07b9a | 480 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 481 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 482 | |
42d07b9a | 483 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 484 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
485 | |
486 | return undef; | |
487 | } | |
488 | ||
489 | sub list_images { | |
490 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
491 | ||
e5427b00 | 492 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 493 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 494 | |
0509010d AD |
495 | my $res = []; |
496 | ||
1440604a | 497 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 498 | foreach my $image (keys %$dat) { |
0509010d | 499 | |
cfd58f1f DM |
500 | my $info = $dat->{$image}; |
501 | ||
502 | my $volname = $info->{name}; | |
503 | my $parent = $info->{parent}; | |
504 | my $owner = $info->{vmid}; | |
9690e55e FG |
505 | |
506 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
507 | $info->{volid} = "$storeid:$1/$volname"; |
508 | } else { | |
509 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 510 | } |
0509010d | 511 | |
883d9b81 | 512 | if ($vollist) { |
1b83c3d9 | 513 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
514 | next if !$found; |
515 | } else { | |
516 | next if defined ($vmid) && ($owner ne $vmid); | |
517 | } | |
0509010d | 518 | |
411476cd | 519 | $info->{format} = 'raw'; |
0509010d | 520 | |
883d9b81 FG |
521 | push @$res, $info; |
522 | } | |
0509010d AD |
523 | } |
524 | ||
411476cd | 525 | return $res; |
0509010d AD |
526 | } |
527 | ||
0509010d AD |
528 | sub status { |
529 | my ($class, $storeid, $scfg, $cache) = @_; | |
530 | ||
69589444 AD |
531 | my $cmd = &$rados_cmd($scfg, $storeid, 'df'); |
532 | ||
533 | my $stats = {}; | |
534 | ||
535 | my $parser = sub { | |
536 | my $line = shift; | |
c59a0f24 | 537 | if ($line =~ m/^\s*total(?:\s|_)(\S+)\s+(\d+)(k|M|G|T)?/) { |
69589444 | 538 | $stats->{$1} = $2; |
c59a0f24 FG |
539 | # luminous has units here.. |
540 | if ($3) { | |
541 | $stats->{$1} *= $rbd_unittobytes->{$3}/1024; | |
542 | } | |
69589444 AD |
543 | } |
544 | }; | |
545 | ||
546 | eval { | |
c693f749 | 547 | run_rbd_command($cmd, errmsg => "rados error", errfunc => sub {}, outfunc => $parser); |
69589444 AD |
548 | }; |
549 | ||
550 | my $total = $stats->{space} ? $stats->{space}*1024 : 0; | |
551 | my $free = $stats->{avail} ? $stats->{avail}*1024 : 0; | |
552 | my $used = $stats->{used} ? $stats->{used}*1024: 0; | |
0509010d | 553 | my $active = 1; |
0509010d | 554 | |
411476cd | 555 | return ($total, $free, $used, $active); |
0509010d AD |
556 | } |
557 | ||
558 | sub activate_storage { | |
559 | my ($class, $storeid, $scfg, $cache) = @_; | |
560 | return 1; | |
561 | } | |
562 | ||
563 | sub deactivate_storage { | |
564 | my ($class, $storeid, $scfg, $cache) = @_; | |
565 | return 1; | |
566 | } | |
567 | ||
568 | sub activate_volume { | |
02e797b8 | 569 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
570 | |
571 | return 1 if !$scfg->{krbd}; | |
572 | ||
573 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
4f6a99d8 DM |
574 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
575 | ||
576 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 577 | $path .= '@'.$snapname if $snapname; |
4f6a99d8 | 578 | return if -b $path; |
9f20a8a6 | 579 | |
02e797b8 | 580 | $name .= '@'.$snapname if $snapname; |
9f20a8a6 AD |
581 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); |
582 | run_rbd_command($cmd, errmsg => "can't mount rbd volume $name"); | |
583 | ||
0509010d AD |
584 | return 1; |
585 | } | |
586 | ||
587 | sub deactivate_volume { | |
02e797b8 | 588 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
589 | |
590 | return 1 if !$scfg->{krbd}; | |
591 | ||
592 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
593 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
594 | ||
595 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 596 | $path .= '@'.$snapname if $snapname; |
b50812f9 WL |
597 | return if ! -b $path; |
598 | ||
9f20a8a6 | 599 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $path); |
72e743bd | 600 | run_rbd_command($cmd, errmsg => "can't unmap rbd volume $name"); |
9f20a8a6 | 601 | |
0509010d AD |
602 | return 1; |
603 | } | |
604 | ||
0002d9cc AD |
605 | sub volume_size_info { |
606 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
607 | ||
81d1d017 AD |
608 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
609 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 610 | return $size; |
0002d9cc AD |
611 | } |
612 | ||
e7a42a76 AD |
613 | sub volume_resize { |
614 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
615 | ||
a4aee433 | 616 | return 1 if $running && !$scfg->{krbd}; |
e7a42a76 | 617 | |
478fc06c AD |
618 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
619 | ||
4b7dd9d7 | 620 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 621 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
622 | return undef; |
623 | } | |
624 | ||
788dd8e1 | 625 | sub volume_snapshot { |
f5640e7d | 626 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 627 | |
9af33ed0 AD |
628 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
629 | ||
630 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 631 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
632 | return undef; |
633 | } | |
634 | ||
5a2b2e2f AD |
635 | sub volume_snapshot_rollback { |
636 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
637 | ||
c6ce2cc8 AD |
638 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
639 | ||
640 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 641 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
642 | } |
643 | ||
cce29bcd AD |
644 | sub volume_snapshot_delete { |
645 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
646 | ||
e438d094 | 647 | return 1 if $running && !$scfg->{krbd}; |
cce29bcd | 648 | |
399581a2 WB |
649 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
650 | ||
c78cb110 AD |
651 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
652 | ||
f90a0a20 SP |
653 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
654 | if ($protected){ | |
655 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
656 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
657 | } | |
658 | ||
c78cb110 | 659 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
660 | |
661 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
662 | ||
cce29bcd AD |
663 | return undef; |
664 | } | |
665 | ||
774f21b9 AD |
666 | sub volume_has_feature { |
667 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
668 | ||
669 | my $features = { | |
5649ccfe | 670 | snapshot => { current => 1, snap => 1}, |
44c3689a | 671 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
672 | template => { current => 1}, |
673 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 674 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
675 | }; |
676 | ||
1e7ae581 AD |
677 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
678 | $class->parse_volname($volname); | |
679 | ||
680 | my $key = undef; | |
681 | if($snapname){ | |
2c5a7097 | 682 | $key = 'snap'; |
1e7ae581 AD |
683 | }else{ |
684 | $key = $isBase ? 'base' : 'current'; | |
685 | } | |
686 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
687 | |
688 | return undef; | |
689 | } | |
690 | ||
0509010d | 691 | 1; |