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Commit | Line | Data |
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b345cad3 AD |
1 | package PVE::Storage::ISCSIDirectPlugin; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use IO::File; | |
6 | use HTTP::Request; | |
7 | use LWP::UserAgent; | |
8 | use PVE::Tools qw(run_command file_read_firstline trim dir_glob_regex dir_glob_foreach); | |
9 | use PVE::Storage::Plugin; | |
10 | use PVE::JSONSchema qw(get_standard_option); | |
11 | ||
12 | use base qw(PVE::Storage::Plugin); | |
13 | ||
2677f623 DM |
14 | sub iscsi_ls { |
15 | my ($scfg, $storeid) = @_; | |
b345cad3 AD |
16 | |
17 | my $portal = $scfg->{portal}; | |
18 | my $cmd = ['/usr/bin/iscsi-ls', '-s', 'iscsi://'.$portal ]; | |
19 | my $list = {}; | |
20 | my $test = ""; | |
2677f623 | 21 | |
b345cad3 AD |
22 | my $errfunc = sub { |
23 | my $line = shift; | |
24 | $line = trim($line); | |
25 | ||
26 | die $line if $line; | |
27 | }; | |
28 | ||
29 | eval { | |
30 | ||
2677f623 | 31 | run_command($cmd, errmsg => "iscsi error", errfunc => $errfunc, outfunc => sub { |
b345cad3 AD |
32 | my $line = shift; |
33 | $line = trim($line); | |
34 | if( $line =~ /Lun:(\d+)\s+([A-Za-z0-9\-\_\.\:]*)\s+\(Size:(\d+)G\)/ ) { | |
35 | $test = $1; | |
2677f623 | 36 | |
b345cad3 AD |
37 | my $image = $1; |
38 | my $size = $3; | |
2677f623 | 39 | |
b345cad3 AD |
40 | $list->{$storeid}->{$image} = { |
41 | name => $image, | |
42 | size => $size, | |
43 | }; | |
44 | } | |
45 | }); | |
46 | }; | |
47 | ||
48 | my $err = $@; | |
49 | die $err if $err && $err !~ m/TESTUNITREADY failed with SENSE KEY/ ; | |
50 | return $list; | |
b345cad3 AD |
51 | } |
52 | ||
53 | # Configuration | |
54 | ||
55 | sub type { | |
56 | return 'iscsidirect'; | |
57 | } | |
58 | ||
59 | sub plugindata { | |
60 | return { | |
61 | content => [ {images => 1, none => 1}, { images => 1 }], | |
62 | }; | |
63 | } | |
64 | ||
65 | sub options { | |
66 | return { | |
67 | portal => { fixed => 1 }, | |
68 | target => { fixed => 1 }, | |
69 | nodes => { optional => 1}, | |
70 | disable => { optional => 1}, | |
71 | content => { optional => 1}, | |
72 | }; | |
73 | } | |
74 | ||
b345cad3 AD |
75 | # Storage implementation |
76 | ||
77 | sub parse_volname { | |
78 | my ($class, $volname) = @_; | |
79 | ||
2677f623 | 80 | |
b345cad3 AD |
81 | if ($volname =~ m/^(\d+)$/) { |
82 | return ('images', $1, undef); | |
83 | } | |
84 | ||
85 | die "unable to parse iscsi volume name '$volname'\n"; | |
86 | ||
87 | } | |
88 | ||
89 | sub path { | |
90 | my ($class, $scfg, $volname) = @_; | |
91 | ||
92 | my ($vtype, $lun, $vmid) = $class->parse_volname($volname); | |
93 | ||
94 | my $target = $scfg->{target}; | |
95 | my $portal = $scfg->{portal}; | |
96 | ||
97 | my $path = "iscsi://$portal/$target/$lun"; | |
98 | ||
99 | return ($path, $vmid, $vtype); | |
100 | } | |
101 | ||
102 | ||
103 | sub alloc_image { | |
104 | my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_; | |
105 | ||
106 | die "can't allocate space in iscsi storage\n"; | |
107 | } | |
108 | ||
109 | sub free_image { | |
110 | my ($class, $storeid, $scfg, $volname) = @_; | |
111 | ||
112 | die "can't free space in iscsi storage\n"; | |
113 | } | |
114 | ||
115 | ||
116 | sub list_images { | |
117 | my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_; | |
118 | ||
119 | my $res = []; | |
120 | ||
121 | $cache->{directiscsi} = iscsi_ls($scfg,$storeid) if !$cache->{directiscsi}; | |
122 | ||
123 | # we have no owner for iscsi devices | |
124 | ||
125 | my $target = $scfg->{target}; | |
126 | ||
127 | if (my $dat = $cache->{directiscsi}->{$storeid}) { | |
128 | ||
129 | foreach my $volname (keys %$dat) { | |
130 | ||
131 | my $volid = "$storeid:$volname"; | |
132 | ||
133 | if ($vollist) { | |
134 | my $found = grep { $_ eq $volid } @$vollist; | |
135 | next if !$found; | |
136 | } else { | |
137 | # we have no owner for iscsi devices | |
138 | next if defined($vmid); | |
139 | } | |
140 | ||
141 | my $info = $dat->{$volname}; | |
142 | $info->{volid} = $volid; | |
143 | ||
144 | push @$res, $info; | |
145 | } | |
146 | } | |
147 | ||
148 | return $res; | |
149 | } | |
150 | ||
151 | ||
152 | sub status { | |
153 | my ($class, $storeid, $scfg, $cache) = @_; | |
154 | ||
155 | my $total = 0; | |
156 | my $free = 0; | |
157 | my $used = 0; | |
158 | my $active = 1; | |
159 | return ($total,$free,$used,$active); | |
160 | ||
161 | return undef; | |
162 | } | |
163 | ||
164 | sub activate_storage { | |
165 | my ($class, $storeid, $scfg, $cache) = @_; | |
166 | return 1; | |
167 | } | |
168 | ||
169 | sub deactivate_storage { | |
170 | my ($class, $storeid, $scfg, $cache) = @_; | |
171 | return 1; | |
172 | } | |
173 | ||
174 | sub activate_volume { | |
175 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
176 | return 1; | |
177 | } | |
178 | ||
179 | sub deactivate_volume { | |
180 | my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_; | |
181 | return 1; | |
182 | } | |
183 | ||
baf69659 AD |
184 | sub volume_size_info { |
185 | my ($class, $scfg, $storeid, $volname, $timeout) = @_; | |
186 | ||
187 | return undef; | |
188 | } | |
189 | ||
b345cad3 | 190 | 1; |