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[omvzfs.git] / src / Zvol.php

diff --git a/src/Zvol.php b/src/Zvol.php
index aea0ca2afca0f046fafa1be464f4fc61f5d2034e..8b65ac0e9ea21af76b62994a067ffdd91c101bac 100644 (file)
--- a/src/Zvol.php
+++ b/src/Zvol.php
@@ -69,7 +69,7 @@ class OMVModuleZFSZvol {
                        $zvol_exists = false;
                }
                if ($zvol_exists) {
-                       $cmd = "zfs list -r -o name -H -t snapshot " . $name . " 2>&1";
+                       $cmd = "zfs list -r -d 1 -o name -H -t snapshot " . $name . " 2>&1";
                        $this->exec($cmd, $out2, $res2);
                        foreach ($out2 as $line2) {
                                $this->snapshots[$line2] = new OMVModuleZFSSnapshot($line2);
@@ -121,6 +121,20 @@ class OMVModuleZFSZvol {
                return $this->size;
        }
 
+       /**
+        * Get all Snapshots associated with the Zvol
+        * 
+        * @return array $snapshots
+        * @access public
+        */
+       public function getSnapshots() {
+               if (isset($this->snapshots)) {
+                       return $this->snapshots;
+               } else {
+                       return array();
+               }
+       }
+
        /**
         * Sets a number of Zvol properties. If a property is already set it will be updated with the new value.
         * 
@@ -251,6 +265,49 @@ class OMVModuleZFSZvol {
                $this->snapshots[$snap_name]->destroy();
                unset($this->snapshots[$snap_name]);
        }
+       
+       /**
+       * Check if the Volume is a clone or not.
+       *
+       * @return bool
+       * @access public
+       */
+       public function isClone() {
+               $origin = $this->getProperty("origin");
+               if (strlen($origin["value"]) > 0) {
+                       return true;
+               } else {
+                       return false;
+               }
+       }
+
+       /**
+       * Get the origin of the Volume if it's a clone.
+       *
+       * @return string The name of the origin if it exists. Otherwise an empty string.
+       * @access public
+       */
+       public function getOrigin() {
+               if ($this->isClone()) {
+                       $origin = $this->getProperty("origin");
+                       return $origin['value'];
+               } else {
+                       return "";
+               }
+       }
+
+       /**
+       * Promotes the Volume if it's a clone.
+       *
+       * @return void
+       * @access public
+       */
+       public function promote() {
+               if ($this->isClone()) {
+                       $cmd = "zfs promote " . $this->name . " 2>&1";
+                       $this->exec($cmd,$out,$res);
+               }
+       }
 
        /**
         * Helper function to execute a command and throw an exception on error