]>
git.proxmox.com Git - pve-storage.git/blob - PVE/Storage/RBDPlugin.pm
cccf936e54c91ce5e7f0931d86b434c5a5e4ae47
1 package PVE
::Storage
::RBDPlugin
;
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);
15 "G" => 1024*1024*1024,
16 "T" => 1024*1024*1024*1024,
21 my ($scfg, $storeid, $op, @options) = @_;
23 my $monhost = $scfg->{monhost
};
26 my $cmd = ['/usr/bin/rbd', '-p', $scfg->{pool
}, '-m', $monhost, '-n',
27 "client.$scfg->{username}",
28 '--keyring', "/etc/pve/priv/ceph/${storeid}.keyring",
29 '--auth_supported', $scfg->{authsupported
}, $op];
31 push @$cmd, @options if scalar(@options);
37 my ($scfg, $storeid, $op, @options) = @_;
39 my $monhost = $scfg->{monhost
};
42 my $cmd = ['/usr/bin/rados', '-p', $scfg->{pool
}, '-m', $monhost, '-n',
43 "client.$scfg->{username}",
44 '--keyring', "/etc/pve/priv/ceph/${storeid}.keyring",
45 '--auth_supported', $scfg->{authsupported
}, $op];
47 push @$cmd, @options if scalar(@options);
53 my ($scfg, $storeid) = @_;
55 my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l');
62 if ($line =~ m/^((vm|base)-(\d+)-disk-\d+)\s+(\d+)(M|G|T)\s((\S+)\/((vm
|base
)-\d
+-\S
+@\S+))?
/) {
63 my ($image, $owner, $size, $unit, $parent) = ($1, $3, $4, $5, $8);
65 $list->{$scfg->{pool
}}->{$image} = {
67 size
=> $size*rbd_unittobytes()->{$unit},
75 run_command
($cmd, errmsg
=> "rbd error", errfunc
=> sub {}, outfunc
=> $parser);
79 die $err if $err && $err !~ m/doesn't contain rbd images/ ;
85 my ($scfg, $storeid, $volname, $snap) = @_;
90 $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname, '--snap', $snap);
92 $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname);
98 my $protected = undef;
103 if ($line =~ m/size (\d+) (M|G|T)B in (\d+) objects/) {
104 $size = $1 * rbd_unittobytes
()->{$2} if ($1);
105 } elsif ($line =~ m/parent:\s(\S+)\/(\S
+)/) {
107 } elsif ($line =~ m/format:\s(\d+)/) {
109 } elsif ($line =~ m/protected:\s(\S+)/) {
110 $protected = 1 if $1 eq "True";
115 run_command
($cmd, errmsg
=> "rbd error", errfunc
=> sub {}, outfunc
=> $parser);
117 return ($size, $parent, $format, $protected);
129 PVE
::JSONSchema
::register_format
('pve-storage-monhost', \
&parse_monhost
);
131 my ($name, $noerr) = @_;
133 if ($name !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) {
134 return undef if $noerr;
135 die "lvm name '$name' contains illegal characters\n";
147 content
=> [ {images
=> 1}, { images
=> 1 }],
154 description
=> "Monitors daemon ips.",
158 description
=> "Pool.",
162 description
=> "RBD Id.",
166 description
=> "Authsupported.",
174 nodes
=> { optional
=> 1 },
175 disable
=> { optional
=> 1 },
176 monhost
=> { fixed
=> 1 },
177 pool
=> { fixed
=> 1 },
178 username
=> { fixed
=> 1 },
179 authsupported
=> { fixed
=> 1 },
180 content
=> { optional
=> 1 },
184 # Storage implementation
187 my ($class, $volname) = @_;
189 if ($volname =~ m/^((base-(\d+)-\S+)\/)?
((base
)?
(vm
)?
-(\d
+)-\S
+)$/) {
190 return ('images', $4, $7, $2, $3, $5);
193 die "unable to parse rbd volume name '$volname'\n";
197 my ($class, $scfg, $volname, $storeid) = @_;
199 my ($vtype, $name, $vmid) = $class->parse_volname($volname);
201 my $monhost = addslashes
($scfg->{monhost
});
202 my $pool = $scfg->{pool
};
203 my $username = $scfg->{username
};
204 my $authsupported = addslashes
($scfg->{authsupported
});
206 my $path = "rbd:$pool/$name:id=$username:auth_supported=$authsupported:keyring=/etc/pve/priv/ceph/$storeid.keyring:mon_host=$monhost";
208 return ($path, $vmid, $vtype);
212 my ($class, $storeid, $scfg, $volname) = @_;
214 my $snap = '__base__';
216 my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
217 $class->parse_volname($volname);
219 die "create_base not possible with base image\n" if $isBase;
221 my ($size, $parent, $format, undef) = rbd_volume_info
($scfg, $storeid, $name);
222 die "rbd volume info on '$name' failed\n" if !($size);
224 die "rbd image must be at format V2" if $format ne "2";
226 die "volname '$volname' contains wrong information about parent $parent $basename\n"
227 if $basename && (!$parent || $parent ne $basename."@".$snap);
230 $newname =~ s/^vm-/base-/;
232 my $newvolname = $basename ?
"$basename/$newname" : "$newname";
234 my $cmd = &$rbd_cmd($scfg, $storeid, 'rename', $name, $newname);
235 run_command
($cmd, errmsg
=> "rbd rename $name' error", errfunc
=> sub {});
237 my $running = undef; #fixme : is create_base always offline ?
239 $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running);
241 my (undef, undef, undef, $protected) = rbd_volume_info
($scfg, $storeid, $newname, $snap);
244 my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'protect', $newname, '--snap', $snap);
245 run_command
($cmd, errmsg
=> "rbd protect $newname snap $snap' error", errfunc
=> sub {});
253 my ($class, $scfg, $storeid, $volname, $vmid) = @_;
255 die "not implemented";
258 my $find_free_diskname = sub {
259 my ($storeid, $scfg, $vmid) = @_;
261 my $rbd = rbd_ls
($scfg, $storeid);
263 my $dat = $rbd->{$scfg->{pool
}};
265 foreach my $image (keys %$dat) {
266 my $volname = $dat->{$image}->{name
};
267 if ($volname =~ m/(vm|base)-$vmid-disk-(\d+)/){
271 #fix: can we search in $rbd hash key with a regex to find (vm|base) ?
272 for (my $i = 1; $i < 100; $i++) {
273 if (!$disk_ids->{$i}) {
274 return "vm-$vmid-disk-$i";
278 die "unable to allocate an image name for VM $vmid in storage '$storeid'\n";
282 my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_;
285 die "illegal name '$name' - sould be 'vm-$vmid-*'\n"
286 if $name && $name !~ m/^vm-$vmid-/;
288 $name = &$find_free_diskname($storeid, $scfg, $vmid);
290 my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--format' , 2, '--size', ($size/1024), $name);
291 run_command
($cmd, errmsg
=> "rbd create $name' error", errfunc
=> sub {});
297 my ($class, $storeid, $scfg, $volname, $isBase) = @_;
299 my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $volname);
300 run_command
($cmd, errmsg
=> "rbd snap purge $volname' error", outfunc
=> sub {}, errfunc
=> sub {});
302 $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $volname);
303 run_command
($cmd, errmsg
=> "rbd rm $volname' error", outfunc
=> sub {}, errfunc
=> sub {});
309 my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_;
311 $cache->{rbd
} = rbd_ls
($scfg, $storeid) if !$cache->{rbd
};
315 if (my $dat = $cache->{rbd
}->{$scfg->{pool
}}) {
316 foreach my $image (keys %$dat) {
318 my $volname = $dat->{$image}->{name
};
320 my $volid = "$storeid:$volname";
322 my $owner = $dat->{$volname}->{vmid
};
324 my $found = grep { $_ eq $volid } @$vollist;
327 next if defined ($vmid) && ($owner ne $vmid);
330 my $info = $dat->{$volname};
331 $info->{volid
} = $volid;
332 $info->{format
} = 'raw';
342 my ($class, $storeid, $scfg, $cache) = @_;
344 my $cmd = &$rados_cmd($scfg, $storeid, 'df');
350 if ($line =~ m/^\s+total\s(\S+)\s+(\d+)/) {
356 run_command
($cmd, errmsg
=> "rados error", errfunc
=> sub {}, outfunc
=> $parser);
359 my $total = $stats->{space
} ?
$stats->{space
}*1024 : 0;
360 my $free = $stats->{avail
} ?
$stats->{avail
}*1024 : 0;
361 my $used = $stats->{used
} ?
$stats->{used
}*1024: 0;
364 return ($total, $free, $used, $active);
367 sub activate_storage
{
368 my ($class, $storeid, $scfg, $cache) = @_;
372 sub deactivate_storage
{
373 my ($class, $storeid, $scfg, $cache) = @_;
377 sub activate_volume
{
378 my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_;
382 sub deactivate_volume
{
383 my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_;
387 sub volume_size_info
{
388 my ($class, $scfg, $storeid, $volname, $timeout) = @_;
390 my ($size, undef) = rbd_volume_info
($scfg, $storeid, $volname);
395 my ($class, $scfg, $storeid, $volname, $size, $running) = @_;
397 return 1 if $running;
399 my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--size', ($size/1024/1024), $volname);
400 run_command
($cmd, errmsg
=> "rbd resize $volname' error", errfunc
=> sub {});
404 sub volume_snapshot
{
405 my ($class, $scfg, $storeid, $volname, $snap, $running) = @_;
407 return 1 if $running;
409 my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $volname);
410 run_command
($cmd, errmsg
=> "rbd snapshot $volname' error", errfunc
=> sub {});
414 sub volume_snapshot_rollback
{
415 my ($class, $scfg, $storeid, $volname, $snap) = @_;
417 my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $volname);
418 run_command
($cmd, errmsg
=> "rbd snapshot $volname to $snap' error", errfunc
=> sub {});
421 sub volume_snapshot_delete
{
422 my ($class, $scfg, $storeid, $volname, $snap, $running) = @_;
424 return 1 if $running;
426 my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $volname);
427 run_command
($cmd, errmsg
=> "rbd snapshot $volname' error", errfunc
=> sub {});
431 sub volume_has_feature
{
432 my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_;
435 snapshot
=> { current
=> 1, snap
=> 1},
436 clone
=> { snap
=> 1},
439 my $snap = $snapname ?
'snap' : 'current';
440 return 1 if $features->{$feature}->{$snap};