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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); | |
41aacc6c | 10 | use PVE::RADOS; |
0509010d AD |
11 | |
12 | use base qw(PVE::Storage::Plugin); | |
13 | ||
6eebc4a7 FG |
14 | my $pveceph_config = '/etc/pve/ceph.conf'; |
15 | ||
e7ac2d5c | 16 | my $rbd_unittobytes = { |
a0028cf9 | 17 | "k" => 1024, |
e7ac2d5c DM |
18 | "M" => 1024*1024, |
19 | "G" => 1024*1024*1024, | |
20 | "T" => 1024*1024*1024*1024, | |
21 | }; | |
249cb647 | 22 | |
8897f5dc SP |
23 | my $add_pool_to_disk = sub { |
24 | my ($scfg, $disk) = @_; | |
25 | ||
26 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
27 | ||
28 | return "$pool/$disk"; | |
29 | }; | |
30 | ||
e858048f WB |
31 | my $hostlist = sub { |
32 | my ($list_text, $separator) = @_; | |
6d2b278c | 33 | |
e858048f WB |
34 | my @monhostlist = PVE::Tools::split_list($list_text); |
35 | return join($separator, map { | |
36 | my ($host, $port) = PVE::Tools::parse_host_and_port($_); | |
37 | $port = defined($port) ? ":$port" : ''; | |
38 | $host = "[$host]" if Net::IP::ip_is_ipv6($host); | |
39 | "${host}${port}" | |
40 | } @monhostlist); | |
41 | }; | |
42 | ||
239aa73e FG |
43 | my $build_cmd = sub { |
44 | my ($binary, $scfg, $storeid, $op, @options) = @_; | |
0509010d | 45 | |
1440604a AD |
46 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; |
47 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
48 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; | |
49 | ||
6eebc4a7 FG |
50 | my $cmd = [$binary, '-p', $pool]; |
51 | my $pveceph_managed = !defined($scfg->{monhost}); | |
52 | ||
53 | if ($pveceph_managed) { | |
54 | push @$cmd, '-c', $pveceph_config; | |
55 | } else { | |
56 | push @$cmd, '-m', $hostlist->($scfg->{monhost}, ','); | |
79127fb5 | 57 | push @$cmd, '--auth_supported', -e $keyring ? 'cephx' : 'none'; |
6eebc4a7 | 58 | } |
1440604a | 59 | |
6d2b278c | 60 | if (-e $keyring) { |
1440604a AD |
61 | push @$cmd, '-n', "client.$username"; |
62 | push @$cmd, '--keyring', $keyring; | |
1440604a AD |
63 | } |
64 | ||
13417225 AD |
65 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
66 | ||
6d2b278c | 67 | if (-e $cephconfig) { |
6eebc4a7 FG |
68 | if ($pveceph_managed) { |
69 | warn "ignoring custom ceph config for storage '$storeid', 'monhost' is not set (assuming pveceph managed cluster)!\n"; | |
70 | } else { | |
71 | push @$cmd, '-c', $cephconfig; | |
72 | } | |
13417225 AD |
73 | } |
74 | ||
1440604a | 75 | push @$cmd, $op; |
3e195ccc | 76 | |
411476cd | 77 | push @$cmd, @options if scalar(@options); |
3e195ccc | 78 | |
411476cd DM |
79 | return $cmd; |
80 | }; | |
0509010d | 81 | |
239aa73e | 82 | my $rbd_cmd = sub { |
69589444 AD |
83 | my ($scfg, $storeid, $op, @options) = @_; |
84 | ||
239aa73e FG |
85 | return $build_cmd->('/usr/bin/rbd', $scfg, $storeid, $op, @options); |
86 | }; | |
69589444 | 87 | |
239aa73e FG |
88 | my $rados_cmd = sub { |
89 | my ($scfg, $storeid, $op, @options) = @_; | |
69589444 | 90 | |
239aa73e | 91 | return $build_cmd->('/usr/bin/rados', $scfg, $storeid, $op, @options); |
69589444 AD |
92 | }; |
93 | ||
41aacc6c AA |
94 | my $ceph_connect_option = sub { |
95 | my ($scfg, $storeid, %options) = @_; | |
96 | ||
97 | my $cmd_option = {}; | |
98 | my $ceph_storeid_conf = "/etc/pve/priv/ceph/${storeid}.conf"; | |
99 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; | |
100 | my $pveceph_managed = !defined($scfg->{monhost}); | |
101 | ||
102 | $cmd_option->{ceph_conf} = $pveceph_config if (-e $pveceph_config); | |
103 | ||
104 | if (-e $ceph_storeid_conf) { | |
105 | if ($pveceph_managed) { | |
106 | warn "ignoring custom ceph config for storage '$storeid', 'monhost' is not set (assuming pveceph managed cluster)!\n"; | |
107 | } else { | |
108 | $cmd_option->{ceph_conf} = $ceph_storeid_conf; | |
109 | } | |
110 | } | |
111 | ||
112 | $cmd_option->{keyring} = $keyring if (-e $keyring); | |
113 | $cmd_option->{auth_supported} = (defined $cmd_option->{keyring}) ? 'cephx' : 'none'; | |
114 | $cmd_option->{userid} = $scfg->{username} ? $scfg->{username} : 'admin'; | |
115 | $cmd_option->{mon_host} = $hostlist->($scfg->{monhost}, ',') if (defined($scfg->{monhost})); | |
116 | ||
117 | if (%options) { | |
118 | foreach my $k (keys %options) { | |
119 | $cmd_option->{$k} = $options{$k}; | |
120 | } | |
121 | } | |
122 | ||
123 | ||
124 | return $cmd_option; | |
125 | ||
126 | }; | |
127 | ||
128 | my $librados_connect = sub { | |
129 | my ($scfg, $storeid, $options) = @_; | |
130 | ||
131 | my $librados_config = $ceph_connect_option->($scfg, $storeid); | |
132 | ||
133 | my $rados = PVE::RADOS->new(%$librados_config); | |
134 | ||
135 | return $rados; | |
136 | }; | |
137 | ||
d86fd0a4 | 138 | # needed for volumes created using ceph jewel (or higher) |
6ea1a3f3 | 139 | my $krbd_feature_disable = sub { |
d86fd0a4 FG |
140 | my ($scfg, $storeid, $name) = @_; |
141 | ||
142 | return 1 if !$scfg->{krbd}; | |
143 | ||
144 | my ($major, undef, undef, undef) = ceph_version(); | |
145 | return 1 if $major < 10; | |
146 | ||
4c3b3085 AA |
147 | my $krbd_feature_blacklist = ['deep-flatten', 'fast-diff', 'object-map', 'exclusive-lock']; |
148 | my (undef, undef, undef, undef, $features) = rbd_volume_info($scfg, $storeid, $name); | |
149 | ||
150 | my $active_features = { map { $_ => 1 } PVE::Tools::split_list($features)}; | |
151 | my $incompatible_features = join(',', grep { %$active_features{$_} } @$krbd_feature_blacklist); | |
152 | ||
153 | if ($incompatible_features) { | |
154 | my $feature_cmd = &$rbd_cmd($scfg, $storeid, 'feature', 'disable', $name, $incompatible_features); | |
155 | run_rbd_command($feature_cmd, errmsg => "could not disable krbd-incompatible image features of rbd volume $name"); | |
156 | } | |
d86fd0a4 FG |
157 | }; |
158 | ||
7aeda033 | 159 | my $ceph_version_parser = sub { |
6d2b278c | 160 | my $line = shift; |
21aaefd5 | 161 | if ($line =~ m/^ceph version ((\d+)\.(\d+)\.(\d+))(?: \([a-fA-F0-9]+\))/) { |
6d2b278c DM |
162 | return ($2, $3, $4, $1); |
163 | } else { | |
164 | warn "Could not parse Ceph version: '$line'\n"; | |
165 | } | |
7aeda033 FG |
166 | }; |
167 | ||
168 | sub ceph_version { | |
169 | my ($cache) = @_; | |
170 | ||
171 | my $version_string = $cache; | |
172 | ||
173 | my $major; | |
174 | my $minor; | |
175 | my $bugfix; | |
176 | ||
177 | if (defined($version_string)) { | |
0be02e0f | 178 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($version_string); |
7aeda033 | 179 | } else { |
e76dbd92 | 180 | run_command('ceph --version', outfunc => sub { |
7aeda033 | 181 | my $line = shift; |
0be02e0f | 182 | ($major, $minor, $bugfix, $version_string) = &$ceph_version_parser($line); |
7aeda033 FG |
183 | }); |
184 | } | |
185 | return undef if !defined($version_string); | |
186 | return wantarray ? ($major, $minor, $bugfix, $version_string) : $version_string; | |
187 | } | |
188 | ||
c693f749 SP |
189 | sub run_rbd_command { |
190 | my ($cmd, %args) = @_; | |
191 | ||
192 | my $lasterr; | |
193 | my $errmsg = $args{errmsg} . ": " || ""; | |
c97c5b3b | 194 | if (!exists($args{errfunc})) { |
c693f749 SP |
195 | # ' error: 2014-02-06 11:51:59.839135 7f09f94d0760 -1 librbd: snap_unprotect: can't unprotect; |
196 | # at least 1 child(ren) in pool cephstor1 | |
197 | $args{errfunc} = sub { | |
c97c5b3b DM |
198 | my $line = shift; |
199 | if ($line =~ m/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ [0-9a-f]+ [\-\d]+ librbd: (.*)$/) { | |
200 | $lasterr = "$1\n"; | |
201 | } else { | |
202 | $lasterr = $line; | |
203 | } | |
204 | print STDERR $lasterr; | |
205 | *STDERR->flush(); | |
206 | }; | |
207 | } | |
208 | ||
209 | eval { run_command($cmd, %args); }; | |
210 | if (my $err = $@) { | |
211 | die $errmsg . $lasterr if length($lasterr); | |
212 | die $err; | |
c693f749 SP |
213 | } |
214 | ||
c97c5b3b | 215 | return undef; |
c693f749 SP |
216 | } |
217 | ||
411476cd DM |
218 | sub rbd_ls { |
219 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 220 | |
7cb2889a | 221 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l'); |
1440604a | 222 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
d70e7f6c | 223 | |
411476cd | 224 | my $list = {}; |
0509010d | 225 | |
8c3abf12 | 226 | my $parser = sub { |
411476cd | 227 | my $line = shift; |
0509010d | 228 | |
4db25fa2 | 229 | if ($line =~ m/^((vm|base)-(\d+)-\S+)\s+(\d+)(k|M|G|T)\s((\S+)\/((vm|base)-\d+-\S+@\S+))?/) { |
ca1e168a | 230 | my ($image, $owner, $size, $unit, $parent) = ($1, $3, $4, $5, $8); |
d746da86 | 231 | return if $image =~ /@/; #skip snapshots |
0509010d | 232 | |
1440604a | 233 | $list->{$pool}->{$image} = { |
411476cd | 234 | name => $image, |
e7ac2d5c | 235 | size => $size*$rbd_unittobytes->{$unit}, |
62b98a65 | 236 | parent => $parent, |
411476cd DM |
237 | vmid => $owner |
238 | }; | |
239 | } | |
8c3abf12 DM |
240 | }; |
241 | ||
242 | eval { | |
c693f749 | 243 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
8c3abf12 DM |
244 | }; |
245 | my $err = $@; | |
246 | ||
247 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
248 | |
249 | return $list; | |
0509010d AD |
250 | } |
251 | ||
62b98a65 | 252 | sub rbd_volume_info { |
992e6835 AD |
253 | my ($scfg, $storeid, $volname, $snap) = @_; |
254 | ||
255 | my $cmd = undef; | |
256 | ||
257 | if($snap){ | |
258 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname, '--snap', $snap); | |
259 | }else{ | |
260 | $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
261 | } | |
e110213e | 262 | |
e110213e | 263 | my $size = undef; |
62b98a65 | 264 | my $parent = undef; |
992e6835 AD |
265 | my $format = undef; |
266 | my $protected = undef; | |
4c3b3085 | 267 | my $features = undef; |
62b98a65 | 268 | |
e110213e AD |
269 | my $parser = sub { |
270 | my $line = shift; | |
271 | ||
a0028cf9 | 272 | if ($line =~ m/size (\d+) (k|M|G|T)B in (\d+) objects/) { |
e7ac2d5c | 273 | $size = $1 * $rbd_unittobytes->{$2} if ($1); |
62b98a65 AD |
274 | } elsif ($line =~ m/parent:\s(\S+)\/(\S+)/) { |
275 | $parent = $2; | |
992e6835 AD |
276 | } elsif ($line =~ m/format:\s(\d+)/) { |
277 | $format = $1; | |
278 | } elsif ($line =~ m/protected:\s(\S+)/) { | |
279 | $protected = 1 if $1 eq "True"; | |
4c3b3085 AA |
280 | } elsif ($line =~ m/features:\s(.+)/) { |
281 | $features = $1; | |
e110213e | 282 | } |
992e6835 | 283 | |
e110213e AD |
284 | }; |
285 | ||
c693f749 | 286 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); |
e110213e | 287 | |
4c3b3085 | 288 | return ($size, $parent, $format, $protected, $features); |
e110213e AD |
289 | } |
290 | ||
e5427b00 | 291 | # Configuration |
0509010d | 292 | |
0509010d AD |
293 | sub type { |
294 | return 'rbd'; | |
295 | } | |
296 | ||
297 | sub plugindata { | |
298 | return { | |
1f79bb07 | 299 | content => [ {images => 1, rootdir => 1}, { images => 1 }], |
0509010d AD |
300 | }; |
301 | } | |
302 | ||
303 | sub properties { | |
304 | return { | |
e5427b00 | 305 | monhost => { |
0b9ef02e | 306 | description => "IP addresses of monitors (for external clusters).", |
e858048f | 307 | type => 'string', format => 'pve-storage-portal-dns-list', |
0509010d | 308 | }, |
e5427b00 AD |
309 | pool => { |
310 | description => "Pool.", | |
0509010d AD |
311 | type => 'string', |
312 | }, | |
e5427b00 AD |
313 | username => { |
314 | description => "RBD Id.", | |
0509010d AD |
315 | type => 'string', |
316 | }, | |
e5427b00 | 317 | authsupported => { |
0509010d AD |
318 | description => "Authsupported.", |
319 | type => 'string', | |
320 | }, | |
9f20a8a6 AD |
321 | krbd => { |
322 | description => "Access rbd through krbd kernel module.", | |
323 | type => 'boolean', | |
324 | }, | |
0509010d AD |
325 | }; |
326 | } | |
327 | ||
328 | sub options { | |
329 | return { | |
35d6dfaf AD |
330 | nodes => { optional => 1 }, |
331 | disable => { optional => 1 }, | |
0b9ef02e | 332 | monhost => { optional => 1}, |
1440604a AD |
333 | pool => { optional => 1 }, |
334 | username => { optional => 1 }, | |
0509010d | 335 | content => { optional => 1 }, |
9f20a8a6 | 336 | krbd => { optional => 1 }, |
9edb99a5 | 337 | bwlimit => { optional => 1 }, |
0509010d AD |
338 | }; |
339 | } | |
340 | ||
341 | # Storage implementation | |
342 | ||
343 | sub parse_volname { | |
344 | my ($class, $volname) = @_; | |
345 | ||
d04c7e55 | 346 | if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) { |
7800e84d | 347 | return ('images', $4, $7, $2, $3, $5, 'raw'); |
0509010d AD |
348 | } |
349 | ||
350 | die "unable to parse rbd volume name '$volname'\n"; | |
351 | } | |
352 | ||
353 | sub path { | |
38e6ec3f | 354 | my ($class, $scfg, $volname, $storeid, $snapname) = @_; |
0509010d AD |
355 | |
356 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
38e6ec3f | 357 | $name .= '@'.$snapname if $snapname; |
0509010d | 358 | |
33cef4c8 WB |
359 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
360 | return ("/dev/rbd/$pool/$name", $vmid, $vtype) if $scfg->{krbd}; | |
361 | ||
1440604a AD |
362 | my $username = $scfg->{username} ? $scfg->{username} : 'admin'; |
363 | ||
6eebc4a7 FG |
364 | my $path = "rbd:$pool/$name"; |
365 | my $pveceph_managed = !defined($scfg->{monhost}); | |
79127fb5 | 366 | my $keyring = "/etc/pve/priv/ceph/${storeid}.keyring"; |
6eebc4a7 FG |
367 | |
368 | if ($pveceph_managed) { | |
369 | $path .= ":conf=$pveceph_config"; | |
370 | } else { | |
371 | my $monhost = $hostlist->($scfg->{monhost}, ';'); | |
372 | $monhost =~ s/:/\\:/g; | |
373 | $path .= ":mon_host=$monhost"; | |
79127fb5 | 374 | $path .= -e $keyring ? ":auth_supported=cephx" : ":auth_supported=none"; |
6eebc4a7 FG |
375 | } |
376 | ||
79127fb5 | 377 | $path .= ":id=$username:keyring=$keyring" if -e $keyring; |
0509010d | 378 | |
13417225 AD |
379 | my $cephconfig = "/etc/pve/priv/ceph/${storeid}.conf"; |
380 | ||
6d2b278c | 381 | if (-e $cephconfig) { |
6eebc4a7 FG |
382 | if ($pveceph_managed) { |
383 | warn "ignoring custom ceph config for storage '$storeid', 'monhost' is not set (assuming pveceph managed cluster)!\n"; | |
384 | } else { | |
385 | $path .= ":conf=$cephconfig"; | |
386 | } | |
13417225 AD |
387 | } |
388 | ||
0509010d AD |
389 | return ($path, $vmid, $vtype); |
390 | } | |
391 | ||
5b9b9b14 AD |
392 | my $find_free_diskname = sub { |
393 | my ($storeid, $scfg, $vmid) = @_; | |
394 | ||
53a236f2 | 395 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
5b9b9b14 | 396 | my $disk_ids = {}; |
5b9b9b14 | 397 | |
53a236f2 FG |
398 | my $parser = sub { |
399 | my $line = shift; | |
400 | ||
401 | if ($line =~ m/^(vm|base)-\Q$vmid\E+-disk-(\d+)$/) { | |
5b9b9b14 AD |
402 | $disk_ids->{$2} = 1; |
403 | } | |
53a236f2 FG |
404 | }; |
405 | ||
406 | eval { | |
407 | run_rbd_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
408 | }; | |
409 | my $err = $@; | |
410 | ||
411 | die $err if $err && $err !~ m/doesn't contain rbd images/; | |
412 | ||
5b9b9b14 AD |
413 | #fix: can we search in $rbd hash key with a regex to find (vm|base) ? |
414 | for (my $i = 1; $i < 100; $i++) { | |
415 | if (!$disk_ids->{$i}) { | |
416 | return "vm-$vmid-disk-$i"; | |
417 | } | |
418 | } | |
419 | ||
420 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"; | |
421 | }; | |
422 | ||
5eab0272 DM |
423 | sub create_base { |
424 | my ($class, $storeid, $scfg, $volname) = @_; | |
425 | ||
992e6835 AD |
426 | my $snap = '__base__'; |
427 | ||
428 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = | |
429 | $class->parse_volname($volname); | |
430 | ||
431 | die "create_base not possible with base image\n" if $isBase; | |
432 | ||
433 | my ($size, $parent, $format, undef) = rbd_volume_info($scfg, $storeid, $name); | |
434 | die "rbd volume info on '$name' failed\n" if !($size); | |
435 | ||
436 | die "rbd image must be at format V2" if $format ne "2"; | |
437 | ||
438 | die "volname '$volname' contains wrong information about parent $parent $basename\n" | |
439 | if $basename && (!$parent || $parent ne $basename."@".$snap); | |
440 | ||
441 | my $newname = $name; | |
442 | $newname =~ s/^vm-/base-/; | |
443 | ||
444 | my $newvolname = $basename ? "$basename/$newname" : "$newname"; | |
445 | ||
8897f5dc | 446 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', &$add_pool_to_disk($scfg, $name), &$add_pool_to_disk($scfg, $newname)); |
c693f749 | 447 | run_rbd_command($cmd, errmsg => "rbd rename '$name' error"); |
992e6835 AD |
448 | |
449 | my $running = undef; #fixme : is create_base always offline ? | |
450 | ||
451 | $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running); | |
452 | ||
453 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $newname, $snap); | |
454 | ||
455 | if (!$protected){ | |
456 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap); | |
2362bc87 | 457 | run_rbd_command($cmd, errmsg => "rbd protect $newname snap '$snap' error"); |
992e6835 AD |
458 | } |
459 | ||
460 | return $newvolname; | |
461 | ||
5eab0272 DM |
462 | } |
463 | ||
464 | sub clone_image { | |
f236eaf8 | 465 | my ($class, $scfg, $storeid, $volname, $vmid, $snapname) = @_; |
5eab0272 | 466 | |
f2708285 | 467 | my $snap = '__base__'; |
f236eaf8 | 468 | $snap = $snapname if length $snapname; |
f2708285 AD |
469 | |
470 | my ($vtype, $basename, $basevmid, undef, undef, $isBase) = | |
471 | $class->parse_volname($volname); | |
472 | ||
63da6d79 DM |
473 | die "$volname is not a base image and snapname is not provided\n" |
474 | if !$isBase && !length($snapname); | |
f2708285 AD |
475 | |
476 | my $name = &$find_free_diskname($storeid, $scfg, $vmid); | |
477 | ||
f236eaf8 SP |
478 | warn "clone $volname: $basename snapname $snap to $name\n"; |
479 | ||
63da6d79 | 480 | if (length($snapname)) { |
f236eaf8 SP |
481 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $volname, $snapname); |
482 | ||
63da6d79 | 483 | if (!$protected) { |
f236eaf8 SP |
484 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $volname, '--snap', $snapname); |
485 | run_rbd_command($cmd, errmsg => "rbd protect $volname snap $snapname error"); | |
486 | } | |
487 | } | |
f2708285 AD |
488 | |
489 | my $newvol = "$basename/$name"; | |
63da6d79 DM |
490 | $newvol = $name if length($snapname); |
491 | ||
492 | my $cmd = &$rbd_cmd($scfg, $storeid, 'clone', &$add_pool_to_disk($scfg, $basename), | |
493 | '--snap', $snap, &$add_pool_to_disk($scfg, $name)); | |
f2708285 | 494 | |
c693f749 | 495 | run_rbd_command($cmd, errmsg => "rbd clone '$basename' error"); |
f2708285 | 496 | |
6ea1a3f3 | 497 | &$krbd_feature_disable($scfg, $storeid, $name); |
d86fd0a4 | 498 | |
f2708285 | 499 | return $newvol; |
5eab0272 DM |
500 | } |
501 | ||
0509010d AD |
502 | sub alloc_image { |
503 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
504 | ||
505 | ||
292a33fd | 506 | die "illegal name '$name' - should be 'vm-$vmid-*'\n" |
0509010d | 507 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d | 508 | |
3fad2603 | 509 | $name = &$find_free_diskname($storeid, $scfg, $vmid) if !$name; |
0509010d | 510 | |
a8c3f8f6 | 511 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--image-format' , 2, '--size', int(($size+1023)/1024), $name); |
c693f749 | 512 | run_rbd_command($cmd, errmsg => "rbd create $name' error"); |
0509010d | 513 | |
6ea1a3f3 | 514 | &$krbd_feature_disable($scfg, $storeid, $name); |
d86fd0a4 | 515 | |
0509010d AD |
516 | return $name; |
517 | } | |
518 | ||
519 | sub free_image { | |
32437ed2 | 520 | my ($class, $storeid, $scfg, $volname, $isBase) = @_; |
0509010d | 521 | |
42d07b9a AD |
522 | my ($vtype, $name, $vmid, undef, undef, undef) = |
523 | $class->parse_volname($volname); | |
524 | ||
525 | if ($isBase) { | |
526 | my $snap = '__base__'; | |
527 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); | |
528 | if ($protected){ | |
529 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
2362bc87 | 530 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); |
42d07b9a AD |
531 | } |
532 | } | |
533 | ||
515ef80b WL |
534 | $class->deactivate_volume($storeid, $scfg, $volname); |
535 | ||
42d07b9a | 536 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $name); |
c693f749 | 537 | run_rbd_command($cmd, errmsg => "rbd snap purge '$volname' error"); |
c30470a3 | 538 | |
42d07b9a | 539 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $name); |
c693f749 | 540 | run_rbd_command($cmd, errmsg => "rbd rm '$volname' error"); |
0509010d AD |
541 | |
542 | return undef; | |
543 | } | |
544 | ||
545 | sub list_images { | |
546 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
547 | ||
e5427b00 | 548 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
1440604a | 549 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
411476cd | 550 | |
0509010d AD |
551 | my $res = []; |
552 | ||
1440604a | 553 | if (my $dat = $cache->{rbd}->{$pool}) { |
883d9b81 | 554 | foreach my $image (keys %$dat) { |
0509010d | 555 | |
cfd58f1f DM |
556 | my $info = $dat->{$image}; |
557 | ||
558 | my $volname = $info->{name}; | |
559 | my $parent = $info->{parent}; | |
560 | my $owner = $info->{vmid}; | |
9690e55e FG |
561 | |
562 | if ($parent && $parent =~ m/^(base-\d+-\S+)\@__base__$/) { | |
1b83c3d9 FG |
563 | $info->{volid} = "$storeid:$1/$volname"; |
564 | } else { | |
565 | $info->{volid} = "$storeid:$volname"; | |
9690e55e | 566 | } |
0509010d | 567 | |
883d9b81 | 568 | if ($vollist) { |
1b83c3d9 | 569 | my $found = grep { $_ eq $info->{volid} } @$vollist; |
883d9b81 FG |
570 | next if !$found; |
571 | } else { | |
572 | next if defined ($vmid) && ($owner ne $vmid); | |
573 | } | |
0509010d | 574 | |
411476cd | 575 | $info->{format} = 'raw'; |
0509010d | 576 | |
883d9b81 FG |
577 | push @$res, $info; |
578 | } | |
0509010d AD |
579 | } |
580 | ||
411476cd | 581 | return $res; |
0509010d AD |
582 | } |
583 | ||
0509010d AD |
584 | sub status { |
585 | my ($class, $storeid, $scfg, $cache) = @_; | |
586 | ||
69589444 | 587 | |
41aacc6c AA |
588 | my $rados = &$librados_connect($scfg, $storeid); |
589 | my $df = $rados->mon_command({ prefix => 'df', format => 'json' }); | |
69589444 | 590 | |
41aacc6c | 591 | my ($d) = grep { $_->{name} eq $scfg->{pool} } @{$df->{pools}}; |
69589444 | 592 | |
41aacc6c AA |
593 | # max_avail -> max available space for data w/o replication in the pool |
594 | # bytes_used -> data w/o replication in the pool | |
595 | my $free = $d->{stats}->{max_avail}; | |
596 | my $used = $d->{stats}->{bytes_used}; | |
597 | my $total = $used + $free; | |
0509010d | 598 | my $active = 1; |
0509010d | 599 | |
411476cd | 600 | return ($total, $free, $used, $active); |
0509010d AD |
601 | } |
602 | ||
603 | sub activate_storage { | |
604 | my ($class, $storeid, $scfg, $cache) = @_; | |
605 | return 1; | |
606 | } | |
607 | ||
608 | sub deactivate_storage { | |
609 | my ($class, $storeid, $scfg, $cache) = @_; | |
610 | return 1; | |
611 | } | |
612 | ||
613 | sub activate_volume { | |
02e797b8 | 614 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
615 | |
616 | return 1 if !$scfg->{krbd}; | |
617 | ||
618 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
4f6a99d8 DM |
619 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; |
620 | ||
621 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 622 | $path .= '@'.$snapname if $snapname; |
4f6a99d8 | 623 | return if -b $path; |
9f20a8a6 | 624 | |
02e797b8 | 625 | $name .= '@'.$snapname if $snapname; |
9f20a8a6 AD |
626 | my $cmd = &$rbd_cmd($scfg, $storeid, 'map', $name); |
627 | run_rbd_command($cmd, errmsg => "can't mount rbd volume $name"); | |
628 | ||
0509010d AD |
629 | return 1; |
630 | } | |
631 | ||
632 | sub deactivate_volume { | |
02e797b8 | 633 | my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_; |
9f20a8a6 AD |
634 | |
635 | return 1 if !$scfg->{krbd}; | |
636 | ||
637 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
638 | my $pool = $scfg->{pool} ? $scfg->{pool} : 'rbd'; | |
639 | ||
640 | my $path = "/dev/rbd/$pool/$name"; | |
02e797b8 | 641 | $path .= '@'.$snapname if $snapname; |
b50812f9 WL |
642 | return if ! -b $path; |
643 | ||
9f20a8a6 | 644 | my $cmd = &$rbd_cmd($scfg, $storeid, 'unmap', $path); |
72e743bd | 645 | run_rbd_command($cmd, errmsg => "can't unmap rbd volume $name"); |
9f20a8a6 | 646 | |
0509010d AD |
647 | return 1; |
648 | } | |
649 | ||
0002d9cc AD |
650 | sub volume_size_info { |
651 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
652 | ||
81d1d017 AD |
653 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
654 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $name); | |
62b98a65 | 655 | return $size; |
0002d9cc AD |
656 | } |
657 | ||
e7a42a76 AD |
658 | sub volume_resize { |
659 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
660 | ||
a4aee433 | 661 | return 1 if $running && !$scfg->{krbd}; |
e7a42a76 | 662 | |
478fc06c AD |
663 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
664 | ||
4b7dd9d7 | 665 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--allow-shrink', '--size', ($size/1024/1024), $name); |
c693f749 | 666 | run_rbd_command($cmd, errmsg => "rbd resize '$volname' error"); |
e7a42a76 AD |
667 | return undef; |
668 | } | |
669 | ||
788dd8e1 | 670 | sub volume_snapshot { |
f5640e7d | 671 | my ($class, $scfg, $storeid, $volname, $snap) = @_; |
788dd8e1 | 672 | |
9af33ed0 AD |
673 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
674 | ||
675 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $name); | |
c693f749 | 676 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); |
788dd8e1 AD |
677 | return undef; |
678 | } | |
679 | ||
5a2b2e2f AD |
680 | sub volume_snapshot_rollback { |
681 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
682 | ||
c6ce2cc8 AD |
683 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
684 | ||
685 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $name); | |
2362bc87 | 686 | run_rbd_command($cmd, errmsg => "rbd snapshot $volname to '$snap' error"); |
5a2b2e2f AD |
687 | } |
688 | ||
cce29bcd AD |
689 | sub volume_snapshot_delete { |
690 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
691 | ||
e438d094 | 692 | return 1 if $running && !$scfg->{krbd}; |
cce29bcd | 693 | |
399581a2 WB |
694 | $class->deactivate_volume($storeid, $scfg, $volname, $snap, {}); |
695 | ||
c78cb110 AD |
696 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); |
697 | ||
f90a0a20 SP |
698 | my (undef, undef, undef, $protected) = rbd_volume_info($scfg, $storeid, $name, $snap); |
699 | if ($protected){ | |
700 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'unprotect', $name, '--snap', $snap); | |
701 | run_rbd_command($cmd, errmsg => "rbd unprotect $name snap '$snap' error"); | |
702 | } | |
703 | ||
c78cb110 | 704 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $name); |
c693f749 SP |
705 | |
706 | run_rbd_command($cmd, errmsg => "rbd snapshot '$volname' error"); | |
707 | ||
cce29bcd AD |
708 | return undef; |
709 | } | |
710 | ||
774f21b9 AD |
711 | sub volume_has_feature { |
712 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
713 | ||
714 | my $features = { | |
5649ccfe | 715 | snapshot => { current => 1, snap => 1}, |
44c3689a | 716 | clone => { base => 1, snap => 1}, |
5649ccfe AD |
717 | template => { current => 1}, |
718 | copy => { base => 1, current => 1, snap => 1}, | |
baafddbd | 719 | sparseinit => { base => 1, current => 1}, |
774f21b9 AD |
720 | }; |
721 | ||
1e7ae581 AD |
722 | my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) = |
723 | $class->parse_volname($volname); | |
724 | ||
725 | my $key = undef; | |
726 | if($snapname){ | |
2c5a7097 | 727 | $key = 'snap'; |
1e7ae581 AD |
728 | }else{ |
729 | $key = $isBase ? 'base' : 'current'; | |
730 | } | |
731 | return 1 if $features->{$feature}->{$key}; | |
774f21b9 AD |
732 | |
733 | return undef; | |
734 | } | |
735 | ||
0509010d | 736 | 1; |