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Commit | Line | Data |
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b633468b NB |
1 | <?php |
2 | require_once("Exception.php"); | |
3 | require_once("openmediavault/util.inc"); | |
4 | require_once("Dataset.php"); | |
5 | ||
6 | /** | |
7 | * Helper class for ZFS module | |
8 | */ | |
9 | class OMVModuleZFSUtil { | |
10 | ||
11 | /** | |
12 | * Get an array with all ZFS objects | |
13 | * | |
14 | * @return An array with all ZFS objects | |
15 | */ | |
16 | public static function getZFSFlatArray() { | |
17 | $prefix = "root/pool-"; | |
18 | $objects = array(); | |
19 | $cmd = "zfs list -H -t all -o name,type 2>&1"; | |
20 | OMVModuleZFSUtil::exec($cmd,$out,$res); | |
21 | foreach ($out as $line) { | |
22 | $parts = preg_split('/\t/',$line); | |
23 | if ((strpos($parts[0],'/') === false) && (strpos($parts[0],'@') === false)) { | |
1434b745 | 24 | //This is a Pool, thus create both the Pool entry and a Filesystem entry corresponding to the Pool. |
b633468b NB |
25 | $tmp = array('id'=>$prefix . $parts[0], |
26 | 'parentid'=>'root', | |
27 | 'name'=>$parts[0], | |
28 | 'type'=>'Pool', | |
29 | 'icon'=>'images/raid.png', | |
30 | 'expanded'=>true, | |
31 | 'path'=>$parts[0]); | |
32 | array_push($objects,$tmp); | |
33 | $tmp = array('id'=>$prefix . $parts[0] . '/' . $parts[0], | |
34 | 'parentid'=>$prefix . $parts[0], | |
35 | 'name'=>$parts[0], | |
36 | 'type'=>'Filesystem', | |
37 | 'icon'=>'images/filesystem.png', | |
38 | 'path'=>$parts[0], | |
39 | 'expanded'=>true); | |
40 | array_push($objects,$tmp); | |
41 | } elseif (strpos($parts[0],'/') === false) { | |
1434b745 | 42 | //This is a Snapshot of the Pool Filesystem. |
b633468b NB |
43 | $pname = preg_split('/\@/',$parts[0]); |
44 | $tmp = array('id'=>$prefix . $pname[0] . '/' . $parts[0], | |
45 | 'parentid'=>$prefix . $pname[0]. '/' . $pname[0], | |
46 | 'name'=>$pname[1], | |
47 | 'type'=>'Snapshot', | |
48 | 'icon'=>'images/zfs_snap.png', | |
49 | 'path'=>$parts[0], | |
50 | 'expanded'=>true); | |
51 | array_push($objects,$tmp); | |
52 | } elseif (preg_match('/(.*)\@(.*)$/', $parts[0], $result)) { | |
1434b745 | 53 | //This is a Snapshot of any other Filesystem than the Pool. |
b633468b NB |
54 | $pname = preg_split('/\//',$parts[0]); |
55 | $id = $prefix . $pname[0] . "/" . $result[0]; | |
56 | $parentid = $prefix . $pname[0] . "/" . $result[1]; | |
57 | $name = $result[2]; | |
58 | $type = "Snapshot"; | |
59 | $icon = "images/zfs_snap.png"; | |
60 | $tmp = array('id'=>$id, | |
61 | 'parentid'=>$parentid, | |
62 | 'name'=>$name, | |
63 | 'type'=>$type, | |
64 | 'icon'=>$icon, | |
65 | 'path'=>$parts[0], | |
66 | 'expanded'=>true); | |
67 | array_push($objects,$tmp); | |
68 | } elseif (preg_match('/(.*)\/(.*)$/', $parts[0], $result)) { | |
1434b745 | 69 | //This is a Filesystem or a Volume |
b633468b NB |
70 | $pname = preg_split('/\//',$parts[0]); |
71 | $id = $prefix . $pname[0] . "/" . $result[0]; | |
72 | $parentid = $prefix . $pname[0] . "/" . $result[1]; | |
73 | $name = $result[2]; | |
74 | $type = ucfirst($parts[1]); | |
75 | if (strcmp($type, "Filesystem") == 0) { | |
76 | $icon = "images/filesystem.png"; | |
1434b745 NB |
77 | $ds = new OMVModuleZFSDataset($parts[0]); |
78 | if ($ds->isClone()) { | |
79 | //This is a cloned Filesystem | |
80 | $tmp = array('id'=>$id, | |
81 | 'parentid'=>$parentid, | |
82 | 'name'=>$name, | |
83 | 'type'=>'Clone', | |
84 | 'icon'=>$icon, | |
85 | 'path'=>$parts[0], | |
86 | 'expanded'=>true, | |
87 | 'origin' => $ds->getOrigin()); | |
88 | array_push($objects,$tmp); | |
89 | } else { | |
90 | //This is a standard Filesystem. | |
91 | $tmp = array('id'=>$id, | |
92 | 'parentid'=>$parentid, | |
93 | 'name'=>$name, | |
94 | 'type'=>$type, | |
95 | 'icon'=>$icon, | |
96 | 'path'=>$parts[0], | |
97 | 'expanded'=>true, | |
98 | 'origin' => $ds->getOrigin()); | |
99 | array_push($objects,$tmp); | |
100 | } | |
b633468b | 101 | } else { |
1434b745 | 102 | //This is a Volume. |
b633468b | 103 | $icon = "images/zfs_disk.png"; |
1434b745 NB |
104 | $tmp = array('id'=>$id, |
105 | 'parentid'=>$parentid, | |
106 | 'name'=>$name, | |
107 | 'type'=>$type, | |
108 | 'icon'=>$icon, | |
109 | 'path'=>$parts[0], | |
110 | 'expanded'=>true); | |
111 | array_push($objects,$tmp); | |
b633468b | 112 | } |
b633468b NB |
113 | } |
114 | } | |
115 | return $objects; | |
116 | } | |
117 | ||
118 | /** | |
119 | * Create a tree structured array | |
120 | * | |
121 | * @param &$list The flat array to convert to a tree structure | |
122 | * @param $parent Root node of the tree to create | |
123 | * @return Tree structured array | |
124 | * | |
125 | */ | |
126 | public static function createTree(&$list, $parent){ | |
127 | $tree = array(); | |
128 | foreach ($parent as $k=>$l){ | |
129 | if(isset($list[$l['id']])){ | |
130 | $l['leaf'] = false; | |
131 | $l['children'] = OMVModuleZFSUtil::createTree($list, $list[$l['id']]); | |
132 | } else { | |
133 | $l['leaf'] = true; | |
134 | } | |
135 | $tree[] = $l; | |
136 | } | |
137 | return $tree; | |
138 | } | |
139 | ||
140 | /** | |
141 | * Get all Datasets as objects | |
142 | * | |
143 | * @return An array with all the Datasets | |
144 | */ | |
145 | public static function getAllDatasets() { | |
146 | $datasets = array(); | |
147 | $cmd = "zfs list -H -t filesystem -o name 2>&1"; | |
148 | OMVModuleZFSUtil::exec($cmd, $out, $res); | |
149 | foreach ($out as $name) { | |
150 | $ds = new OMVModuleZFSDataset($name); | |
151 | array_push($datasets, $ds); | |
152 | } | |
153 | return $datasets; | |
154 | } | |
155 | ||
156 | /** | |
157 | * Helper function to execute a command and throw an exception on error | |
158 | * (requires stderr redirected to stdout for proper exception message). | |
159 | * | |
160 | * @param string $cmd Command to execute | |
161 | * @param array &$out If provided will contain output in an array | |
162 | * @param int &$res If provided will contain Exit status of the command | |
163 | * @return string Last line of output when executing the command | |
164 | * @throws OMVModuleZFSException | |
165 | * @access public | |
166 | */ | |
167 | public static function exec($cmd, &$out = null, &$res = null) { | |
168 | $tmp = OMVUtil::exec($cmd, $out, $res); | |
169 | if ($res) { | |
170 | throw new OMVModuleZFSException(implode("\n", $out)); | |
171 | } | |
172 | return $tmp; | |
173 | } | |
174 | ||
175 | } | |
176 | ||
177 | ||
178 | ?> |