pstorage.py 文件源码

def _create_drive(self, name, size):
        """
        Actually creates an amazon EBS of a given size.
        :param name: string -> drive name
        :param size: int -> drive size in GB
        :return: int -> return code of 'run'
        """
        raw_drives = self._get_raw_drives()
        for vol in raw_drives:
            if vol.tags.get('Name', 'Nameless') == name:
                return 17   # errno.EEXIST
        vol = self._conn.create_volume(size, self._availability_zone)
        if vol:
            vol.add_tag('Name', name)
            while vol.status != 'available':
                time.sleep(1)
                vol.update()
            #  self.start_stat(size, sys_drive_name=name)
            return 0