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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 $cmd; |
26 | }; | |
0509010d | 27 | |
411476cd DM |
28 | sub rbd_ls { |
29 | my ($scfg, $storeid) = @_; | |
d70e7f6c | 30 | |
411476cd | 31 | my $cmd = &$rbd_cmd($scfg, $storeid, 'ls'); |
d70e7f6c | 32 | |
411476cd | 33 | my $list = {}; |
0509010d | 34 | |
8c3abf12 | 35 | my $parser = sub { |
411476cd | 36 | my $line = shift; |
0509010d | 37 | |
411476cd DM |
38 | if ($line =~ m/^(vm-(\d+)-\S+)$/) { |
39 | my ($image, $owner) = ($1, $2); | |
0509010d | 40 | |
411476cd DM |
41 | $list->{$scfg->{pool}}->{$image} = { |
42 | name => $image, | |
43 | size => 0, | |
44 | vmid => $owner | |
45 | }; | |
46 | } | |
8c3abf12 DM |
47 | }; |
48 | ||
49 | eval { | |
50 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
51 | }; | |
52 | my $err = $@; | |
53 | ||
54 | die $err if $err && $err !~ m/doesn't contain rbd images/ ; | |
411476cd DM |
55 | |
56 | return $list; | |
0509010d AD |
57 | } |
58 | ||
59 | sub addslashes { | |
60 | my $text = shift; | |
61 | $text =~ s/;/\\;/g; | |
62 | $text =~ s/:/\\:/g; | |
63 | return $text; | |
64 | } | |
65 | ||
e5427b00 | 66 | # Configuration |
0509010d | 67 | |
e5427b00 AD |
68 | PVE::JSONSchema::register_format('pve-storage-monhost', \&parse_monhost); |
69 | sub parse_monhost { | |
0509010d AD |
70 | my ($name, $noerr) = @_; |
71 | ||
72 | if ($name !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
73 | return undef if $noerr; | |
74 | die "lvm name '$name' contains illegal characters\n"; | |
75 | } | |
76 | ||
77 | return $name; | |
78 | } | |
79 | ||
0509010d AD |
80 | sub type { |
81 | return 'rbd'; | |
82 | } | |
83 | ||
84 | sub plugindata { | |
85 | return { | |
86 | content => [ {images => 1}, { images => 1 }], | |
87 | }; | |
88 | } | |
89 | ||
90 | sub properties { | |
91 | return { | |
e5427b00 | 92 | monhost => { |
0509010d | 93 | description => "Monitors daemon ips.", |
e5427b00 | 94 | type => 'string', |
0509010d | 95 | }, |
e5427b00 AD |
96 | pool => { |
97 | description => "Pool.", | |
0509010d AD |
98 | type => 'string', |
99 | }, | |
e5427b00 AD |
100 | username => { |
101 | description => "RBD Id.", | |
0509010d AD |
102 | type => 'string', |
103 | }, | |
e5427b00 | 104 | authsupported => { |
0509010d AD |
105 | description => "Authsupported.", |
106 | type => 'string', | |
107 | }, | |
108 | }; | |
109 | } | |
110 | ||
111 | sub options { | |
112 | return { | |
e5427b00 AD |
113 | monhost => { fixed => 1 }, |
114 | pool => { fixed => 1 }, | |
115 | username => { fixed => 1 }, | |
116 | authsupported => { fixed => 1 }, | |
0509010d AD |
117 | content => { optional => 1 }, |
118 | }; | |
119 | } | |
120 | ||
121 | # Storage implementation | |
122 | ||
123 | sub parse_volname { | |
124 | my ($class, $volname) = @_; | |
125 | ||
126 | if ($volname =~ m/^(vm-(\d+)-\S+)$/) { | |
127 | return ('images', $1, $2); | |
128 | } | |
129 | ||
130 | die "unable to parse rbd volume name '$volname'\n"; | |
131 | } | |
132 | ||
133 | sub path { | |
e5427b00 | 134 | my ($class, $scfg, $volname, $storeid) = @_; |
0509010d AD |
135 | |
136 | my ($vtype, $name, $vmid) = $class->parse_volname($volname); | |
137 | ||
e5427b00 AD |
138 | my $monhost = addslashes($scfg->{monhost}); |
139 | my $pool = $scfg->{pool}; | |
140 | my $username = $scfg->{username}; | |
141 | my $authsupported = addslashes($scfg->{authsupported}); | |
142 | ||
4e2d3bc8 | 143 | my $path = "rbd:$pool/$name:id=$username:auth_supported=$authsupported:keyring=/etc/pve/priv/ceph/$storeid.keyring:mon_host=$monhost"; |
0509010d AD |
144 | |
145 | return ($path, $vmid, $vtype); | |
146 | } | |
147 | ||
148 | sub alloc_image { | |
149 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
150 | ||
151 | ||
e5427b00 | 152 | die "illegal name '$name' - sould be 'vm-$vmid-*'\n" |
0509010d | 153 | if $name && $name !~ m/^vm-$vmid-/; |
0509010d AD |
154 | |
155 | if (!$name) { | |
e5427b00 | 156 | my $rdb = rbd_ls($scfg, $storeid); |
0509010d AD |
157 | |
158 | for (my $i = 1; $i < 100; $i++) { | |
159 | my $tn = "vm-$vmid-disk-$i"; | |
411476cd | 160 | if (!defined ($rdb->{$scfg->{pool}}->{$tn})) { |
0509010d AD |
161 | $name = $tn; |
162 | last; | |
163 | } | |
164 | } | |
165 | } | |
166 | ||
167 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n" | |
168 | if !$name; | |
169 | ||
411476cd DM |
170 | my $cmd = &$rbd_cmd($scfg, $storeid, 'create', '--size', ($size/1024), $name); |
171 | run_command($cmd, errmsg => "rbd create $name' error", errfunc => sub {}); | |
0509010d AD |
172 | |
173 | return $name; | |
174 | } | |
175 | ||
176 | sub free_image { | |
177 | my ($class, $storeid, $scfg, $volname) = @_; | |
178 | ||
411476cd DM |
179 | my $cmd = &$rbd_cmd($scfg, $storeid, 'rm', $volname); |
180 | run_command($cmd, errmsg => "rbd rm $volname' error", outfunc => sub {}, errfunc => sub {}); | |
0509010d AD |
181 | |
182 | return undef; | |
183 | } | |
184 | ||
185 | sub list_images { | |
186 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
187 | ||
e5427b00 | 188 | $cache->{rbd} = rbd_ls($scfg, $storeid) if !$cache->{rbd}; |
411476cd | 189 | |
0509010d AD |
190 | my $res = []; |
191 | ||
411476cd | 192 | if (my $dat = $cache->{rbd}->{$scfg->{pool}}) { |
0509010d AD |
193 | foreach my $image (keys %$dat) { |
194 | ||
195 | my $volname = $dat->{$image}->{name}; | |
196 | ||
197 | my $volid = "$storeid:$volname"; | |
198 | ||
0509010d AD |
199 | my $owner = $dat->{$volname}->{vmid}; |
200 | if ($vollist) { | |
201 | my $found = grep { $_ eq $volid } @$vollist; | |
202 | next if !$found; | |
203 | } else { | |
204 | next if defined ($vmid) && ($owner ne $vmid); | |
205 | } | |
206 | ||
207 | my $info = $dat->{$volname}; | |
208 | $info->{volid} = $volid; | |
411476cd | 209 | $info->{format} = 'raw'; |
0509010d AD |
210 | |
211 | push @$res, $info; | |
212 | } | |
213 | } | |
214 | ||
411476cd | 215 | return $res; |
0509010d AD |
216 | } |
217 | ||
0509010d AD |
218 | sub status { |
219 | my ($class, $storeid, $scfg, $cache) = @_; | |
220 | ||
0509010d AD |
221 | my $total = 0; |
222 | my $free = 0; | |
223 | my $used = 0; | |
224 | my $active = 1; | |
0509010d | 225 | |
411476cd | 226 | return ($total, $free, $used, $active); |
0509010d AD |
227 | } |
228 | ||
229 | sub activate_storage { | |
230 | my ($class, $storeid, $scfg, $cache) = @_; | |
231 | return 1; | |
232 | } | |
233 | ||
234 | sub deactivate_storage { | |
235 | my ($class, $storeid, $scfg, $cache) = @_; | |
236 | return 1; | |
237 | } | |
238 | ||
239 | sub activate_volume { | |
240 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
241 | return 1; | |
242 | } | |
243 | ||
244 | sub deactivate_volume { | |
245 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
246 | return 1; | |
247 | } | |
248 | ||
0002d9cc AD |
249 | sub volume_size_info { |
250 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
251 | ||
c95c3073 AD |
252 | my $cmd = &$rbd_cmd($scfg, $storeid, 'info', $volname); |
253 | my $size = undef; | |
254 | my $parser = sub { | |
255 | my $line = shift; | |
256 | ||
257 | if ($line =~ m/size (\d+) MB in (\d+) objects/) { | |
258 | $size = $1; | |
259 | } | |
260 | }; | |
261 | ||
262 | run_command($cmd, errmsg => "rbd error", errfunc => sub {}, outfunc => $parser); | |
263 | ||
264 | $size = $size*1024*1024 if $size; | |
265 | ||
266 | return $size; | |
0002d9cc AD |
267 | } |
268 | ||
e7a42a76 AD |
269 | sub volume_resize { |
270 | my ($class, $scfg, $storeid, $volname, $size, $running) = @_; | |
271 | ||
272 | return 1 if $running; | |
273 | ||
274 | my $cmd = &$rbd_cmd($scfg, $storeid, 'resize', '--size', ($size/1024/1024), $volname); | |
275 | run_command($cmd, errmsg => "rbd resize $volname' error", errfunc => sub {}); | |
276 | return undef; | |
277 | } | |
278 | ||
0509010d | 279 | 1; |