lib/openvz/inventory.rb in openvz-1.5 vs lib/openvz/inventory.rb in openvz-1.5.3

@@ -1,24 +1,25 @@
 module OpenVZ
     class Inventory < ConfigHash
+        def initialize()
+          @vzlist = "/usr/sbin/vzlist"
+        end
+      
         def load
-            s = Shell.new("/usr/sbin/vzlist -a", :cwd => "/tmp")
-            s.runcommand
-
-            ret_code = s.status
-            if ret_code != 0
-                raise StandardError, "Execution of shell command failed. Command: #{s.command} RC: #{ret_code} Error: #{s.stderr}\n\n"
-            end
-
-            s.stdout.each { |l|
+            Util.execute("#{@vzlist} -a").each { |l|
                 # inventarize a container object for each avaiable container.
                 if l =~ /^\s+(\d+)\s+(.*)\s+(running|stopped)\s+(.*)\s\s(.*)$/
                     self[$1] = Container.new($1)
                 end
             }
         end
+        
+        # Returns cotainers' id as a array of strings
+        def ids
+            Util.execute("#{@vzlist} -a1").split
+        end
 
         def to_hash
             @data
         end
     end
-end
+end
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