Initial implementation of GUI for adding ZFS pools plus minor bugfixes.

[omvzfs.git] / src / Utils.php

diff --git a/src/Utils.php b/src/Utils.php
index 86d9205837c0c4e1c58ff223d18f1822369c6f69..527d0f34890fea6258e446c289dd44e682629148 100644 (file)
--- a/src/Utils.php
+++ b/src/Utils.php
@@ -8,6 +8,67 @@ require_once("Dataset.php");
  */
 class OMVModuleZFSUtil {
 
+       /**
+        * Get UUID of ZFS pool by name
+        *
+        * @return string UUID of the pool
+        */
+       public static function getUUIDbyName($name) {
+               preg_match('/^([A-Za-z0-9]+)\/?.*$/', $name, $result);
+               $name = $result[1];
+               unset($result);
+               $cmd = "zpool get guid " . $name . " 2>&1";
+               OMVModuleZFSUtil::exec($cmd, $out, $res);
+               if (isset($out)) {
+                       $headers = preg_split('/[\s]+/', $out[0]);
+                       for ($i=0; $i<count($headers); $i++) {
+                               if (strcmp($headers[$i], "VALUE") === 0) {
+                                       $valuecol=$i;
+                                       break;
+                               }
+                       }
+                       $line = preg_split('/[\s]+/', $out[1]);
+                       return $line[$valuecol];
+               }
+               return null;
+       }
+
+       /**
+        * Add any missing ZFS pool to the OMV backend
+        *
+        */
+       public static function addMissingOMVMntEnt() {
+               global $xmlConfig;
+               $msg = "";
+               $cmd = "zpool list -H -o name";
+               OMVModuleZFSUtil::exec($cmd, $out, $res);
+               foreach($out as $name) {
+                       $pooluuid = OMVModuleZFSUtil::getUUIDbyName($name);
+                       if (isset($pooluuid)) {
+                               $xpath = "//system/fstab/mntent[fsname=" . $pooluuid . "]";
+                               $object = $xmlConfig->get($xpath);
+                               if(is_null($object)) {
+                                       $uuid = OMVUtil::uuid();
+                                       $ds = new OMVModuleZFSDataset($name);
+                                       $dir = $ds->getMountPoint();
+                                       $object = array(
+                                               "uuid" => $uuid,
+                                               "fsname" => $pooluuid,
+                                               "dir" => $dir,
+                                               "type" => "zfs",
+                                               "opts" => "rw,relatime,xattr",
+                                               "freq" => "0",
+                                               "passno" => "2"
+                                       );
+                                       $xmlConfig->set("//system/fstab",array("mntent" => $object));
+                                       $dispatcher = &OMVNotifyDispatcher::getInstance();
+                                       $dispatcher->notify(OMV_NOTIFY_CREATE,"org.openmediavault.system.fstab.mntent", $object);
+                               }
+                       }
+               }
+               return null;
+       }
+
        /**
         * Get an array with all ZFS objects
         *
@@ -26,7 +87,7 @@ class OMVModuleZFSUtil {
                        $subdirs = preg_split('/\//',$path);
                        $root = $subdirs[0];
                        $tmp = array();
-                       
+
                        switch ($type) {
                        case "filesystem":
                                if (strpos($path,'/') === false) {