/lib/backend.py - Diff - ganeti-local - Greek Research and Technology Network's projects

Revision 821d1bd1 lib/backend.py

       return (True, "Migration successfull")
     def CreateBlockDevice(disk, size, owner, on_primary, info):
     def BlockdevCreate(disk, size, owner, on_primary, info):
       """Creates a block device for an instance.
       @type disk: L{objects.Disk}
-...
       return True, physical_id
     def RemoveBlockDevice(disk):
     def BlockdevRemove(disk):
       """Remove a block device.
       @note: This is intended to be called recursively.
-...
         result = True
       if disk.children:
         for child in disk.children:
           result = result and RemoveBlockDevice(child)
           result = result and BlockdevRemove(child)
       return result
-...
             if children.count(None) >= mcn:
               raise
             cdev = None
             logging.debug("Error in child activation: %s", str(err))
             logging.error("Error in child activation: %s", str(err))
           children.append(cdev)
       if as_primary or disk.AssembleOnSecondary():
-...
       return result
     def AssembleBlockDevice(disk, owner, as_primary):
     def BlockdevAssemble(disk, owner, as_primary):
       """Activate a block device for an instance.
       This is a wrapper over _RecursiveAssembleBD.
-...
       return result
     def ShutdownBlockDevice(disk):
     def BlockdevShutdown(disk):
       """Shut down a block device.
       First, if the device is assembled (Attach() is successfull), then
-...
         result = True
       if disk.children:
         for child in disk.children:
           result = result and ShutdownBlockDevice(child)
           result = result and BlockdevShutdown(child)
       return result
     def MirrorAddChildren(parent_cdev, new_cdevs):
     def BlockdevAddchildren(parent_cdev, new_cdevs):
       """Extend a mirrored block device.
       @type parent_cdev: L{objects.Disk}
-...
       return True
     def MirrorRemoveChildren(parent_cdev, new_cdevs):
     def BlockdevRemovechildren(parent_cdev, new_cdevs):
       """Shrink a mirrored block device.
       @type parent_cdev: L{objects.Disk}
-...
       return True
     def GetMirrorStatus(disks):
     def BlockdevGetmirrorstatus(disks):
       """Get the mirroring status of a list of devices.
       @type disks: list of L{objects.Disk}
-...
       return bdev.FindDevice(disk.dev_type, disk.physical_id, children)
     def CallBlockdevFind(disk):
     def BlockdevFind(disk):
       """Check if a device is activated.
       If it is, return informations about the real device.
-...
       return result
     def GrowBlockDevice(disk, amount):
     def BlockdevGrow(disk, amount):
       """Grow a stack of block devices.
       This function is called recursively, with the childrens being the
-...
       return True, None
     def SnapshotBlockDevice(disk):
     def BlockdevSnapshot(disk):
       """Create a snapshot copy of a block device.
       This function is called recursively, and the snapshot is actually created
-...
       if disk.children:
         if len(disk.children) == 1:
           # only one child, let's recurse on it
           return SnapshotBlockDevice(disk.children[0])
           return BlockdevSnapshot(disk.children[0])
         else:
           # more than one child, choose one that matches
           for child in disk.children:
             if child.size == disk.size:
               # return implies breaking the loop
               return SnapshotBlockDevice(child)
               return BlockdevSnapshot(child)
       elif disk.dev_type == constants.LD_LV:
         r_dev = _RecursiveFindBD(disk)
         if r_dev is not None:
-...
       return True
     def RenameBlockDevices(devlist):
     def BlockdevRename(devlist):
       """Rename a list of block devices.
       @type devlist: list of tuples
-...
       return True
     def CloseBlockDevices(instance_name, disks):
     def BlockdevClose(instance_name, disks):
       """Closes the given block devices.
       This means they will be switched to secondary mode (in case of

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Revision 821d1bd1 lib/backend.py