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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; | |
6 | use PVE::Tools qw(run_command trim); | |
7 | use PVE::Storage::Plugin; | |
8 | use PVE::JSONSchema qw(get_standard_option); | |
9 | ||
10 | use base qw(PVE::Storage::Plugin); | |
11 | ||
249cb647 SP |
12 | sub rbd_unittobytes { |
13 | { | |
14 | "M" => 1024*1024, | |
15 | "G" => 1024*1024*1024, | |
16 | "T" => 1024*1024*1024*1024, | |
17 | } | |
18 | } | |
19 | ||
411476cd DM |
20 | my $rbd_cmd = sub { |
21 | my ($scfg, $storeid, $op, @options) = @_; | |
0509010d | 22 | |
e5427b00 | 23 | my $monhost = $scfg->{monhost}; |
0509010d AD |
24 | $monhost =~ s/;/,/g; |
25 | ||
411476cd DM |
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}, $op]; | |
3e195ccc | 30 | |
411476cd | 31 | push @$cmd, @options if scalar(@options); |
3e195ccc | 32 | |
411476cd DM |
33 | return $cmd; |
34 | }; | |
0509010d | 35 | |
69589444 AD |
36 | my $rados_cmd = sub { |
37 | my ($scfg, $storeid, $op, @options) = @_; | |
38 | ||
39 | my $monhost = $scfg->{monhost}; | |
40 | $monhost =~ s/;/,/g; | |
41 | ||
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}, $op]; | |
46 | ||
47 | push @$cmd, @options if scalar(@options); | |
48 | ||
49 | return $cmd; | |
50 | }; | |
51 | ||
411476cd DM |
52 | sub rbd_ls { |
53 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 54 | |
7cb2889a | 55 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls', '-l'); |
d70e7f6c | 56 | |
411476cd | 57 | my $list = {}; |
0509010d | 58 | |
8c3abf12 | 59 | my $parser = sub { |
411476cd | 60 | my $line = shift; |
0509010d | 61 | |
249cb647 SP |
62 | if ($line =~ m/^(vm-(\d+)-disk-\d+)\s+(\d+)(M|G|T)\s((\S+)\/(vm-\d+-\S+@\S+))?/) { |
63 | my ($image, $owner, $size, $unit, $parent) = ($1, $2, $3, $4, $7); | |
0509010d | 64 | |
411476cd DM |
65 | $list->{$scfg->{pool}}->{$image} = { |
66 | name => $image, | |
249cb647 | 67 | size => $size*rbd_unittobytes()->{$unit}, |
62b98a65 | 68 | parent => $parent, |
411476cd DM |
69 | vmid => $owner |
70 | }; | |
71 | } | |
8c3abf12 DM |
72 | }; |
73 | ||
74 | eval { | |
75 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
76 | }; | |
77 | my $err = $@; | |
78 | ||
79 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
80 | |
81 | return $list; | |
0509010d AD |
82 | } |
83 | ||
62b98a65 | 84 | sub rbd_volume_info { |
e110213e AD |
85 | my ($scfg, $storeid, $volname) = @_; |
86 | ||
87 | my $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
88 | my $size = undef; | |
62b98a65 AD |
89 | my $parent = undef; |
90 | ||
e110213e AD |
91 | my $parser = sub { |
92 | my $line = shift; | |
93 | ||
249cb647 SP |
94 | if ($line =~ m/size (\d+) (M|G|T)B in (\d+) objects/) { |
95 | $size = $1 * rbd_unittobytes()->{$2} if ($1); | |
62b98a65 AD |
96 | } elsif ($line =~ m/parent:\s(\S+)\/(\S+)/) { |
97 | $parent = $2; | |
e110213e AD |
98 | } |
99 | }; | |
100 | ||
101 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
102 | ||
62b98a65 | 103 | return ($size, $parent); |
e110213e AD |
104 | } |
105 | ||
0509010d AD |
106 | sub addslashes { |
107 | my $text = shift; | |
108 | $text =~ s/;/\\;/g; | |
109 | $text =~ s/:/\\:/g; | |
110 | return $text; | |
111 | } | |
112 | ||
e5427b00 | 113 | # Configuration |
0509010d | 114 | |
e5427b00 AD |
115 | PVE::JSONSchema::register_format('pve-storage-monhost', \&parse_monhost); |
116 | sub parse_monhost { | |
0509010d AD |
117 | my ($name, $noerr) = @_; |
118 | ||
119 | if ($name !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
120 | return undef if $noerr; | |
121 | die "lvm name '$name' contains illegal characters\n"; | |
122 | } | |
123 | ||
124 | return $name; | |
125 | } | |
126 | ||
0509010d AD |
127 | sub type { |
128 | return 'rbd'; | |
129 | } | |
130 | ||
131 | sub plugindata { | |
132 | return { | |
133 | content => [ {images => 1}, { images => 1 }], | |
134 | }; | |
135 | } | |
136 | ||
137 | sub properties { | |
138 | return { | |
e5427b00 | 139 | monhost => { |
0509010d | 140 | description => "Monitors daemon ips.", |
e5427b00 | 141 | type => 'string', |
0509010d | 142 | }, |
e5427b00 AD |
143 | pool => { |
144 | description => "Pool.", | |
0509010d AD |
145 | type => 'string', |
146 | }, | |
e5427b00 AD |
147 | username => { |
148 | description => "RBD Id.", | |
0509010d AD |
149 | type => 'string', |
150 | }, | |
e5427b00 | 151 | authsupported => { |
0509010d AD |
152 | description => "Authsupported.", |
153 | type => 'string', | |
154 | }, | |
155 | }; | |
156 | } | |
157 | ||
158 | sub options { | |
159 | return { | |
35d6dfaf AD |
160 | nodes => { optional => 1 }, |
161 | disable => { optional => 1 }, | |
e5427b00 | 162 | monhost => { fixed => 1 }, |
35d6dfaf | 163 | pool => { fixed => 1 }, |
e5427b00 | 164 | username => { fixed => 1 }, |
35d6dfaf | 165 | authsupported => { fixed => 1 }, |
0509010d AD |
166 | content => { optional => 1 }, |
167 | }; | |
168 | } | |
169 | ||
170 | # Storage implementation | |
171 | ||
172 | sub parse_volname { | |
173 | my ($class, $volname) = @_; | |
174 | ||
175 | if ($volname =~ m/^(vm-(\d+)-\S+)$/) { | |
176 | return ('images', $1, $2); | |
177 | } | |
178 | ||
179 | die "unable to parse rbd volume name '$volname'\n"; | |
180 | } | |
181 | ||
182 | sub path { | |
e5427b00 | 183 | my ($class, $scfg, $volname, $storeid) = @_; |
0509010d AD |
184 | |
185 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
186 | ||
e5427b00 AD |
187 | my $monhost = addslashes($scfg->{monhost}); |
188 | my $pool = $scfg->{pool}; | |
189 | my $username = $scfg->{username}; | |
190 | my $authsupported = addslashes($scfg->{authsupported}); | |
191 | ||
4e2d3bc8 | 192 | my $path = "rbd:$pool/$name:id=$username:auth_supported=$authsupported:keyring=/etc/pve/priv/ceph/$storeid.keyring:mon_host=$monhost"; |
0509010d AD |
193 | |
194 | return ($path, $vmid, $vtype); | |
195 | } | |
196 | ||
197 | sub alloc_image { | |
198 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
199 | ||
200 | ||
e5427b00 | 201 | die "illegal name '$name' - sould be 'vm-$vmid-*'\n" |
0509010d | 202 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d AD |
203 | |
204 | if (!$name) { | |
e5427b00 | 205 | my $rdb = rbd_ls($scfg, $storeid); |
0509010d AD |
206 | |
207 | for (my $i = 1; $i < 100; $i++) { | |
208 | my $tn = "vm-$vmid-disk-$i"; | |
411476cd | 209 | if (!defined ($rdb->{$scfg->{pool}}->{$tn})) { |
0509010d AD |
210 | $name = $tn; |
211 | last; | |
212 | } | |
213 | } | |
214 | } | |
215 | ||
216 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n" | |
217 | if !$name; | |
218 | ||
166196ac | 219 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--format' , 2, '--size', ($size/1024), $name); |
411476cd | 220 | run_command($cmd, errmsg => "rbd create $name' error", errfunc => sub {}); |
0509010d AD |
221 | |
222 | return $name; | |
223 | } | |
224 | ||
225 | sub free_image { | |
226 | my ($class, $storeid, $scfg, $volname) = @_; | |
227 | ||
c30470a3 AD |
228 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $volname); |
229 | run_command($cmd, errmsg => "rbd snap purge $volname' error", outfunc => sub {}, errfunc => sub {}); | |
230 | ||
231 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $volname); | |
411476cd | 232 | run_command($cmd, errmsg => "rbd rm $volname' error", outfunc => sub {}, errfunc => sub {}); |
0509010d AD |
233 | |
234 | return undef; | |
235 | } | |
236 | ||
237 | sub list_images { | |
238 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
239 | ||
e5427b00 | 240 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
411476cd | 241 | |
0509010d AD |
242 | my $res = []; |
243 | ||
411476cd | 244 | if (my $dat = $cache->{rbd}->{$scfg->{pool}}) { |
0509010d AD |
245 | foreach my $image (keys %$dat) { |
246 | ||
247 | my $volname = $dat->{$image}->{name}; | |
248 | ||
249 | my $volid = "$storeid:$volname"; | |
250 | ||
0509010d AD |
251 | my $owner = $dat->{$volname}->{vmid}; |
252 | if ($vollist) { | |
253 | my $found = grep { $_ eq $volid } @$vollist; | |
254 | next if !$found; | |
255 | } else { | |
256 | next if defined ($vmid) && ($owner ne $vmid); | |
257 | } | |
258 | ||
259 | my $info = $dat->{$volname}; | |
260 | $info->{volid} = $volid; | |
411476cd | 261 | $info->{format} = 'raw'; |
0509010d AD |
262 | |
263 | push @$res, $info; | |
264 | } | |
265 | } | |
266 | ||
411476cd | 267 | return $res; |
0509010d AD |
268 | } |
269 | ||
0509010d AD |
270 | sub status { |
271 | my ($class, $storeid, $scfg, $cache) = @_; | |
272 | ||
69589444 AD |
273 | my $cmd = &$rados_cmd($scfg, $storeid, 'df'); |
274 | ||
275 | my $stats = {}; | |
276 | ||
277 | my $parser = sub { | |
278 | my $line = shift; | |
279 | if ($line =~ m/^\s+total\s(\S+)\s+(\d+)/) { | |
280 | $stats->{$1} = $2; | |
281 | } | |
282 | }; | |
283 | ||
284 | eval { | |
285 | run_command($cmd, errmsg => "rados error", errfunc => sub {}, outfunc => $parser); | |
286 | }; | |
287 | ||
288 | my $total = $stats->{space} ? $stats->{space}*1024 : 0; | |
289 | my $free = $stats->{avail} ? $stats->{avail}*1024 : 0; | |
290 | my $used = $stats->{used} ? $stats->{used}*1024: 0; | |
0509010d | 291 | my $active = 1; |
0509010d | 292 | |
411476cd | 293 | return ($total, $free, $used, $active); |
0509010d AD |
294 | } |
295 | ||
296 | sub activate_storage { | |
297 | my ($class, $storeid, $scfg, $cache) = @_; | |
298 | return 1; | |
299 | } | |
300 | ||
301 | sub deactivate_storage { | |
302 | my ($class, $storeid, $scfg, $cache) = @_; | |
303 | return 1; | |
304 | } | |
305 | ||
306 | sub activate_volume { | |
307 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
308 | return 1; | |
309 | } | |
310 | ||
311 | sub deactivate_volume { | |
312 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
313 | return 1; | |
314 | } | |
315 | ||
0002d9cc AD |
316 | sub volume_size_info { |
317 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
318 | ||
62b98a65 AD |
319 | my ($size, undef) = rbd_volume_info($scfg, $storeid, $volname); |
320 | return $size; | |
0002d9cc AD |
321 | } |
322 | ||
e7a42a76 AD |
323 | sub volume_resize { |
324 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
325 | ||
326 | return 1 if $running; | |
327 | ||
328 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--size', ($size/1024/1024), $volname); | |
329 | run_command($cmd, errmsg => "rbd resize $volname' error", errfunc => sub {}); | |
330 | return undef; | |
331 | } | |
332 | ||
788dd8e1 AD |
333 | sub volume_snapshot { |
334 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
335 | ||
336 | return 1 if $running; | |
337 | ||
338 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $volname); | |
339 | run_command($cmd, errmsg => "rbd snapshot $volname' error", errfunc => sub {}); | |
340 | return undef; | |
341 | } | |
342 | ||
5a2b2e2f AD |
343 | sub volume_snapshot_rollback { |
344 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
345 | ||
346 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $volname); | |
347 | run_command($cmd, errmsg => "rbd snapshot $volname to $snap' error", errfunc => sub {}); | |
348 | } | |
349 | ||
cce29bcd AD |
350 | sub volume_snapshot_delete { |
351 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
352 | ||
353 | return 1 if $running; | |
354 | ||
355 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $volname); | |
356 | run_command($cmd, errmsg => "rbd snapshot $volname' error", errfunc => sub {}); | |
357 | return undef; | |
358 | } | |
359 | ||
774f21b9 AD |
360 | sub volume_has_feature { |
361 | my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_; | |
362 | ||
363 | my $features = { | |
364 | snapshot => { current => 1, snap => 1}, | |
365 | clone => { snap => 1}, | |
366 | }; | |
367 | ||
368 | my $snap = $snapname ? 'snap' : 'current'; | |
369 | return 1 if $features->{$feature}->{$snap}; | |
370 | ||
371 | return undef; | |
372 | } | |
373 | ||
0509010d | 374 | 1; |