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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 | ||
411476cd DM |
12 | my $rbd_cmd = sub { |
13 | my ($scfg, $storeid, $op, @options) = @_; | |
0509010d | 14 | |
e5427b00 | 15 | my $monhost = $scfg->{monhost}; |
0509010d AD |
16 | $monhost =~ s/;/,/g; |
17 | ||
411476cd DM |
18 | my $cmd = ['/usr/bin/rbd', '-p', $scfg->{pool}, '-m', $monhost, '-n', |
19 | "client.$scfg->{username}", | |
20 | '--keyring', "/etc/pve/priv/ceph/${storeid}.keyring", | |
21 | '--auth_supported', $scfg->{authsupported}, $op]; | |
3e195ccc | 22 | |
411476cd | 23 | push @$cmd, @options if scalar(@options); |
3e195ccc | 24 | |
411476cd DM |
25 | return $cmd; |
26 | }; | |
0509010d | 27 | |
69589444 AD |
28 | my $rados_cmd = sub { |
29 | my ($scfg, $storeid, $op, @options) = @_; | |
30 | ||
31 | my $monhost = $scfg->{monhost}; | |
32 | $monhost =~ s/;/,/g; | |
33 | ||
34 | my $cmd = ['/usr/bin/rados', '-p', $scfg->{pool}, '-m', $monhost, '-n', | |
35 | "client.$scfg->{username}", | |
36 | '--keyring', "/etc/pve/priv/ceph/${storeid}.keyring", | |
37 | '--auth_supported', $scfg->{authsupported}, $op]; | |
38 | ||
39 | push @$cmd, @options if scalar(@options); | |
40 | ||
41 | return $cmd; | |
42 | }; | |
43 | ||
411476cd DM |
44 | sub rbd_ls { |
45 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 46 | |
411476cd | 47 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
d70e7f6c | 48 | |
411476cd | 49 | my $list = {}; |
0509010d | 50 | |
8c3abf12 | 51 | my $parser = sub { |
411476cd | 52 | my $line = shift; |
0509010d | 53 | |
411476cd DM |
54 | if ($line =~ m/^(vm-(\d+)-\S+)$/) { |
55 | my ($image, $owner) = ($1, $2); | |
0509010d | 56 | |
411476cd DM |
57 | $list->{$scfg->{pool}}->{$image} = { |
58 | name => $image, | |
e110213e | 59 | size => rbd_volume_size($scfg, $storeid, $image), |
411476cd DM |
60 | vmid => $owner |
61 | }; | |
62 | } | |
8c3abf12 DM |
63 | }; |
64 | ||
65 | eval { | |
66 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
67 | }; | |
68 | my $err = $@; | |
69 | ||
70 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
71 | |
72 | return $list; | |
0509010d AD |
73 | } |
74 | ||
e110213e AD |
75 | sub rbd_volume_size { |
76 | my ($scfg, $storeid, $volname) = @_; | |
77 | ||
78 | my $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); | |
79 | my $size = undef; | |
80 | my $parser = sub { | |
81 | my $line = shift; | |
82 | ||
83 | if ($line =~ m/size (\d+) MB in (\d+) objects/) { | |
84 | $size = $1; | |
85 | } | |
86 | }; | |
87 | ||
88 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
89 | ||
90 | $size = $size*1024*1024 if $size; | |
91 | ||
92 | return $size; | |
93 | } | |
94 | ||
0509010d AD |
95 | sub addslashes { |
96 | my $text = shift; | |
97 | $text =~ s/;/\\;/g; | |
98 | $text =~ s/:/\\:/g; | |
99 | return $text; | |
100 | } | |
101 | ||
e5427b00 | 102 | # Configuration |
0509010d | 103 | |
e5427b00 AD |
104 | PVE::JSONSchema::register_format('pve-storage-monhost', \&parse_monhost); |
105 | sub parse_monhost { | |
0509010d AD |
106 | my ($name, $noerr) = @_; |
107 | ||
108 | if ($name !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
109 | return undef if $noerr; | |
110 | die "lvm name '$name' contains illegal characters\n"; | |
111 | } | |
112 | ||
113 | return $name; | |
114 | } | |
115 | ||
0509010d AD |
116 | sub type { |
117 | return 'rbd'; | |
118 | } | |
119 | ||
120 | sub plugindata { | |
121 | return { | |
122 | content => [ {images => 1}, { images => 1 }], | |
123 | }; | |
124 | } | |
125 | ||
126 | sub properties { | |
127 | return { | |
e5427b00 | 128 | monhost => { |
0509010d | 129 | description => "Monitors daemon ips.", |
e5427b00 | 130 | type => 'string', |
0509010d | 131 | }, |
e5427b00 AD |
132 | pool => { |
133 | description => "Pool.", | |
0509010d AD |
134 | type => 'string', |
135 | }, | |
e5427b00 AD |
136 | username => { |
137 | description => "RBD Id.", | |
0509010d AD |
138 | type => 'string', |
139 | }, | |
e5427b00 | 140 | authsupported => { |
0509010d AD |
141 | description => "Authsupported.", |
142 | type => 'string', | |
143 | }, | |
144 | }; | |
145 | } | |
146 | ||
147 | sub options { | |
148 | return { | |
35d6dfaf AD |
149 | nodes => { optional => 1 }, |
150 | disable => { optional => 1 }, | |
e5427b00 | 151 | monhost => { fixed => 1 }, |
35d6dfaf | 152 | pool => { fixed => 1 }, |
e5427b00 | 153 | username => { fixed => 1 }, |
35d6dfaf | 154 | authsupported => { fixed => 1 }, |
0509010d AD |
155 | content => { optional => 1 }, |
156 | }; | |
157 | } | |
158 | ||
159 | # Storage implementation | |
160 | ||
161 | sub parse_volname { | |
162 | my ($class, $volname) = @_; | |
163 | ||
164 | if ($volname =~ m/^(vm-(\d+)-\S+)$/) { | |
165 | return ('images', $1, $2); | |
166 | } | |
167 | ||
168 | die "unable to parse rbd volume name '$volname'\n"; | |
169 | } | |
170 | ||
171 | sub path { | |
e5427b00 | 172 | my ($class, $scfg, $volname, $storeid) = @_; |
0509010d AD |
173 | |
174 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
175 | ||
e5427b00 AD |
176 | my $monhost = addslashes($scfg->{monhost}); |
177 | my $pool = $scfg->{pool}; | |
178 | my $username = $scfg->{username}; | |
179 | my $authsupported = addslashes($scfg->{authsupported}); | |
180 | ||
4e2d3bc8 | 181 | my $path = "rbd:$pool/$name:id=$username:auth_supported=$authsupported:keyring=/etc/pve/priv/ceph/$storeid.keyring:mon_host=$monhost"; |
0509010d AD |
182 | |
183 | return ($path, $vmid, $vtype); | |
184 | } | |
185 | ||
186 | sub alloc_image { | |
187 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
188 | ||
189 | ||
e5427b00 | 190 | die "illegal name '$name' - sould be 'vm-$vmid-*'\n" |
0509010d | 191 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d AD |
192 | |
193 | if (!$name) { | |
e5427b00 | 194 | my $rdb = rbd_ls($scfg, $storeid); |
0509010d AD |
195 | |
196 | for (my $i = 1; $i < 100; $i++) { | |
197 | my $tn = "vm-$vmid-disk-$i"; | |
411476cd | 198 | if (!defined ($rdb->{$scfg->{pool}}->{$tn})) { |
0509010d AD |
199 | $name = $tn; |
200 | last; | |
201 | } | |
202 | } | |
203 | } | |
204 | ||
205 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n" | |
206 | if !$name; | |
207 | ||
411476cd DM |
208 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--size', ($size/1024), $name); |
209 | run_command($cmd, errmsg => "rbd create $name' error", errfunc => sub {}); | |
0509010d AD |
210 | |
211 | return $name; | |
212 | } | |
213 | ||
214 | sub free_image { | |
215 | my ($class, $storeid, $scfg, $volname) = @_; | |
216 | ||
c30470a3 AD |
217 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'purge', $volname); |
218 | run_command($cmd, errmsg => "rbd snap purge $volname' error", outfunc => sub {}, errfunc => sub {}); | |
219 | ||
220 | $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $volname); | |
411476cd | 221 | run_command($cmd, errmsg => "rbd rm $volname' error", outfunc => sub {}, errfunc => sub {}); |
0509010d AD |
222 | |
223 | return undef; | |
224 | } | |
225 | ||
226 | sub list_images { | |
227 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
228 | ||
e5427b00 | 229 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
411476cd | 230 | |
0509010d AD |
231 | my $res = []; |
232 | ||
411476cd | 233 | if (my $dat = $cache->{rbd}->{$scfg->{pool}}) { |
0509010d AD |
234 | foreach my $image (keys %$dat) { |
235 | ||
236 | my $volname = $dat->{$image}->{name}; | |
237 | ||
238 | my $volid = "$storeid:$volname"; | |
239 | ||
0509010d AD |
240 | my $owner = $dat->{$volname}->{vmid}; |
241 | if ($vollist) { | |
242 | my $found = grep { $_ eq $volid } @$vollist; | |
243 | next if !$found; | |
244 | } else { | |
245 | next if defined ($vmid) && ($owner ne $vmid); | |
246 | } | |
247 | ||
248 | my $info = $dat->{$volname}; | |
249 | $info->{volid} = $volid; | |
411476cd | 250 | $info->{format} = 'raw'; |
0509010d AD |
251 | |
252 | push @$res, $info; | |
253 | } | |
254 | } | |
255 | ||
411476cd | 256 | return $res; |
0509010d AD |
257 | } |
258 | ||
0509010d AD |
259 | sub status { |
260 | my ($class, $storeid, $scfg, $cache) = @_; | |
261 | ||
69589444 AD |
262 | my $cmd = &$rados_cmd($scfg, $storeid, 'df'); |
263 | ||
264 | my $stats = {}; | |
265 | ||
266 | my $parser = sub { | |
267 | my $line = shift; | |
268 | if ($line =~ m/^\s+total\s(\S+)\s+(\d+)/) { | |
269 | $stats->{$1} = $2; | |
270 | } | |
271 | }; | |
272 | ||
273 | eval { | |
274 | run_command($cmd, errmsg => "rados error", errfunc => sub {}, outfunc => $parser); | |
275 | }; | |
276 | ||
277 | my $total = $stats->{space} ? $stats->{space}*1024 : 0; | |
278 | my $free = $stats->{avail} ? $stats->{avail}*1024 : 0; | |
279 | my $used = $stats->{used} ? $stats->{used}*1024: 0; | |
0509010d | 280 | my $active = 1; |
0509010d | 281 | |
411476cd | 282 | return ($total, $free, $used, $active); |
0509010d AD |
283 | } |
284 | ||
285 | sub activate_storage { | |
286 | my ($class, $storeid, $scfg, $cache) = @_; | |
287 | return 1; | |
288 | } | |
289 | ||
290 | sub deactivate_storage { | |
291 | my ($class, $storeid, $scfg, $cache) = @_; | |
292 | return 1; | |
293 | } | |
294 | ||
295 | sub activate_volume { | |
296 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
297 | return 1; | |
298 | } | |
299 | ||
300 | sub deactivate_volume { | |
301 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
302 | return 1; | |
303 | } | |
304 | ||
0002d9cc AD |
305 | sub volume_size_info { |
306 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
307 | ||
e110213e | 308 | return rbd_volume_size($scfg, $storeid, $volname); |
0002d9cc AD |
309 | } |
310 | ||
e7a42a76 AD |
311 | sub volume_resize { |
312 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
313 | ||
314 | return 1 if $running; | |
315 | ||
316 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--size', ($size/1024/1024), $volname); | |
317 | run_command($cmd, errmsg => "rbd resize $volname' error", errfunc => sub {}); | |
318 | return undef; | |
319 | } | |
320 | ||
788dd8e1 AD |
321 | sub volume_snapshot { |
322 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
323 | ||
324 | return 1 if $running; | |
325 | ||
326 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'create', '--snap', $snap, $volname); | |
327 | run_command($cmd, errmsg => "rbd snapshot $volname' error", errfunc => sub {}); | |
328 | return undef; | |
329 | } | |
330 | ||
5a2b2e2f AD |
331 | sub volume_snapshot_rollback { |
332 | my ($class, $scfg, $storeid, $volname, $snap) = @_; | |
333 | ||
334 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rollback', '--snap', $snap, $volname); | |
335 | run_command($cmd, errmsg => "rbd snapshot $volname to $snap' error", errfunc => sub {}); | |
336 | } | |
337 | ||
cce29bcd AD |
338 | sub volume_snapshot_delete { |
339 | my ($class, $scfg, $storeid, $volname, $snap, $running) = @_; | |
340 | ||
341 | return 1 if $running; | |
342 | ||
343 | my $cmd = &$rbd_cmd($scfg, $storeid, 'snap', 'rm', '--snap', $snap, $volname); | |
344 | run_command($cmd, errmsg => "rbd snapshot $volname' error", errfunc => sub {}); | |
345 | return undef; | |
346 | } | |
347 | ||
0509010d | 348 | 1; |