]>
git.proxmox.com Git - pve-storage.git/blob - PVE/Storage/SheepdogPlugin.pm
1 package PVE
::Storage
::SheepdogPlugin
;
6 use PVE
::Tools
qw(run_command trim);
7 use PVE
::Storage
::Plugin
;
8 use PVE
::JSONSchema
qw(get_standard_option);
10 use base
qw(PVE::Storage::Plugin);
12 my $collie_cmd = sub {
13 my ($scfg, $class, $op, @options) = @_;
15 my $portal = $scfg->{portal
};
16 my ($server, $port) = split(':', $portal);
17 my $cmd = ['/usr/sbin/collie', $class, $op, '-a', $server];
18 push @$cmd, '-p', $port if $port;
20 push @$cmd, @options if scalar(@options);
26 my ($scfg, $storeid) = @_;
28 my $cmd = &$collie_cmd($scfg, 'vdi', 'graph');
30 my $relationship = {};
33 run_command
($cmd, outfunc
=> sub {
41 if ($line =~ /\"(\S+)\"\s->\s\"(\S+)\"/) {
44 $relationship->{$child}->{parent
} = $parent;
46 elsif ($line =~ /group\s\=\s\"(\S+)\",/) {
48 $relationship->{$child}->{name
} = $name if $child;
55 $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r');
59 run_command
($cmd, outfunc
=> sub {
62 if ($line =~ /(=|c) ((vm|base)-(\d+)-\S+)\s+(\d+)\s+(\d+)\s(\d+)\s(\d+)\s(\d+)\s(\S+)\s(\d+)/) {
67 my $parentid = $relationship->{$idvdi}->{parent
} if $relationship->{$idvdi}->{parent
};
68 my $parent = $relationship->{$parentid}->{name
} if $parentid;
69 $list->{$storeid}->{$image} = {
81 sub sheepdog_snapshot_ls
{
82 my ($scfg, $volname) = @_;
84 my $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r');
87 run_command
($cmd, outfunc
=> sub {
90 if ($line =~ m/s $volname (\d+) (\d+) (\d+) (\d+) (\d+) (\S+) (\d+) (\S+)/) {
107 content
=> [ {images
=> 1}, { images
=> 1 }],
114 nodes
=> { optional
=> 1 },
115 disable
=> { optional
=> 1 },
116 portal
=> { fixed
=> 1 },
117 content
=> { optional
=> 1 },
121 # Storage implementation
124 my ($class, $volname) = @_;
126 if ($volname =~ m/^((base-(\d+)-\S+)\/)?
((base
)?
(vm
)?
-(\d
+)-\S
+)$/) {
127 return ('images', $4, $7, $2, $3, $5);
130 die "unable to parse rbd volume name '$volname'\n";
134 my ($class, $scfg, $volname, $storeid, $snapname) = @_;
136 my ($vtype, $name, $vmid) = $class->parse_volname($volname);
138 my $portal = $scfg->{portal
};
139 my ($server, $port) = split(':', $portal);
140 $port = 7000 if !$port;
141 $name .= ':'.$snapname if $snapname;
143 my $path = "sheepdog:$server:$port:$name";
145 return ($path, $vmid, $vtype);
148 my $find_free_diskname = sub {
149 my ($storeid, $scfg, $vmid) = @_;
151 my $sheepdog = sheepdog_ls
($scfg, $storeid);
152 my $dat = $sheepdog->{sheepdog
};
155 foreach my $image (keys %$dat) {
156 my $volname = $dat->{$image}->{name
};
157 if ($volname =~ m/(vm|base)-$vmid-disk-(\d+)/){
162 for (my $i = 1; $i < 100; $i++) {
163 if (!$disk_ids->{$i}) {
164 return "vm-$vmid-disk-$i";
168 die "unable to allocate an image name for VM $vmid in storage '$storeid'\n";
172 my ($class, $storeid, $scfg, $volname) = @_;
174 my $snap = '__base__';
176 my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
177 $class->parse_volname($volname);
179 die "create_base not possible with base image\n" if $isBase;
181 my $sheepdog = sheepdog_ls
($scfg, $storeid);
182 die "sheepdog volume info on '$name' failed\n" if !($sheepdog->{sheepdog
}->{$name});
183 my $parent = $sheepdog->{sheepdog
}->{$name}->{parent
};
185 die "volname '$volname' contains wrong information about parent $parent $basename\n"
186 if $basename && (!$parent || $parent ne $basename);
189 $newname =~ s/^vm-/base-/;
191 my $newvolname = $basename ?
"$basename/$newname" : "$newname";
193 #sheepdog can't rename, so we clone then delete the parent
195 my $tempsnap = '__tempforbase__';
197 my $cmd = &$collie_cmd($scfg, 'vdi', 'snapshot', '-s', $tempsnap, $name);
198 run_command
($cmd, errmsg
=> "sheepdog snapshot $volname' error");
200 $cmd = &$collie_cmd($scfg, 'vdi', 'clone', '-s', $tempsnap, $name, $newname);
201 run_command
($cmd, errmsg
=> "sheepdog clone $volname' error");
203 $cmd = &$collie_cmd($scfg, 'vdi', 'delete', '-s', $tempsnap, $name);
204 run_command
($cmd, errmsg
=> "sheepdog delete snapshot $volname' error");
206 $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , $name);
207 run_command
($cmd, errmsg
=> "sheepdog delete $volname' error");
209 #create the base snapshot
210 my $running = undef; #fixme : is create_base always offline ?
212 $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running);
218 my ($class, $scfg, $storeid, $volname, $vmid) = @_;
220 my $snap = '__base__';
222 my ($vtype, $basename, $basevmid, undef, undef, $isBase) =
223 $class->parse_volname($volname);
225 die "clone_image only works on base images\n" if !$isBase;
227 my $name = &$find_free_diskname($storeid, $scfg, $vmid);
229 warn "clone $volname: $basename to $name\n";
231 my $newvol = "$basename/$name";
233 my $cmd = &$collie_cmd($scfg, 'vdi', 'clone', '-s', $snap, $basename, $name);
234 run_command
($cmd, errmsg
=> "sheepdog clone $volname' error");
240 my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_;
242 die "illegal name '$name' - sould be 'vm-$vmid-*'\n"
243 if $name && $name !~ m/^vm-$vmid-/;
245 $name = &$find_free_diskname($storeid, $scfg, $vmid);
247 my $cmd = &$collie_cmd($scfg, 'vdi', 'create', $name , "${size}KB");
249 run_command
($cmd, errmsg
=> "sheepdog create $name' error");
255 my ($class, $storeid, $scfg, $volname, $isBase) = @_;
257 my ($vtype, $name, $vmid, undef, undef, undef) =
258 $class->parse_volname($volname);
260 my $snapshots = sheepdog_snapshot_ls
($scfg, $name);
261 while (my ($snapname) = each %$snapshots) {
262 my $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , '-s', $snapname, $name);
263 run_command
($cmd, errmsg
=> "sheepdog delete snapshot $snapname $name' error");
266 my $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , $name);
268 run_command
($cmd, errmsg
=> "sheepdog delete $name' error");
274 my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_;
276 $cache->{sheepdog
} = sheepdog_ls
($scfg, $storeid) if !$cache->{sheepdog
};
279 if (my $dat = $cache->{sheepdog
}->{$storeid}) {
280 foreach my $image (keys %$dat) {
282 my $volname = $dat->{$image}->{name
};
283 my $parent = $dat->{$image}->{parent
};
286 if ($parent && $parent ne $volname) {
287 $volid = "$storeid:$parent/$volname";
289 $volid = "$storeid:$volname";
292 my $owner = $dat->{$volname}->{vmid
};
294 my $found = grep { $_ eq $volid } @$vollist;
297 next if defined ($vmid) && ($owner ne $vmid);
300 my $info = $dat->{$volname};
301 $info->{volid
} = $volid;
302 $info->{format
} = 'raw';
312 my ($class, $storeid, $scfg, $cache) = @_;
319 my $cmd = &$collie_cmd($scfg, 'node', 'info' , '-r');
323 if ($line =~ m/^Total\s(\d+)\s(\d+)\s/) {
326 $free = $total - $used;
330 run_command
($cmd, outfunc
=> $parser, errmsg
=> "sheepdog node info error");
332 return ($total,$free,$used,$active);
337 sub activate_storage
{
338 my ($class, $storeid, $scfg, $cache) = @_;
342 sub deactivate_storage
{
343 my ($class, $storeid, $scfg, $cache) = @_;
347 sub activate_volume
{
348 my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_;
352 sub deactivate_volume
{
353 my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_;
357 sub volume_size_info
{
358 my ($class, $scfg, $storeid, $volname, $timeout) = @_;
360 my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
361 $class->parse_volname($volname);
365 my $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r');
367 run_command
($cmd, outfunc
=> sub {
370 if ($line =~ /(=|c) $name\s+(\d+)\s+(\d+)\s(\d+)\s(\d+)\s/) {
380 my ($class, $scfg, $storeid, $volname, $size, $running) = @_;
382 my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
383 $class->parse_volname($volname);
385 my $cmd = &$collie_cmd($scfg, 'vdi', 'resize' , $name, $size);
386 run_command
($cmd, errmsg
=> "sheepdog resize $name' error");
391 sub volume_snapshot
{
392 my ($class, $scfg, $storeid, $volname, $snap, $running) = @_;
394 return 1 if $running;
396 my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
397 $class->parse_volname($volname);
399 my $cmd = &$collie_cmd($scfg, 'vdi', 'snapshot', '-s', $snap, $name);
400 run_command
($cmd, errmsg
=> "sheepdog snapshot $volname' error");
405 sub volume_snapshot_rollback
{
406 my ($class, $scfg, $storeid, $volname, $snap) = @_;
408 my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
409 $class->parse_volname($volname);
411 my $cmd = &$collie_cmd($scfg, 'vdi', 'rollback', '-s', $snap, $name);
412 run_command
($cmd, errmsg
=> "sheepdog snapshot $name' error");
416 sub volume_snapshot_delete
{
417 my ($class, $scfg, $storeid, $volname, $snap, $running) = @_;
419 return 1 if $running;
421 my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
422 $class->parse_volname($volname);
424 my $cmd = &$collie_cmd($scfg, 'vdi', 'delete', '-s', $snap, $name);
425 run_command
($cmd, errmsg
=> "sheepdog snapshot $name' error");
430 sub volume_has_feature
{
431 my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_;
434 snapshot
=> { current
=> 1, snap
=> 1},
435 clone
=> { base
=> 1},
436 template
=> { current
=> 1},
437 copy
=> { base
=> 1, current
=> 1, snap
=> 1},
440 my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
441 $class->parse_volname($volname);
447 $key = $isBase ?
'base' : 'current';
449 return 1 if $features->{$feature}->{$key};