コード例 #1
0
 def _setup_vol_groups(self):
     LOG.info("Attempting to setup volume groups for nova volume management.")
     mp = dict()
     backing_file = self.cfg.getdefaulted('nova', 'volume_backing_file',
                    sh.joinpths(self.installer.get_option('app_dir'), 'nova-volumes-backing-file'))
     vol_group = self.cfg.getdefaulted('nova', 'volume_group', 'nova-volumes')
     backing_file_size = utils.to_bytes(self.cfg.getdefaulted('nova', 'volume_backing_file_size', '2052M'))
     mp['VOLUME_GROUP'] = vol_group
     mp['VOLUME_BACKING_FILE'] = backing_file
     mp['VOLUME_BACKING_FILE_SIZE'] = backing_file_size
     try:
         utils.execute_template(*VG_CHECK_CMD, params=mp)
         LOG.warn("Volume group already exists: %r" % (vol_group))
     except exceptions.ProcessExecutionError as err:
         # Check that the error from VG_CHECK is an expected error
         if err.exit_code != 5:
             raise
         LOG.info("Need to create volume group: %r" % (vol_group))
         sh.touch_file(backing_file, die_if_there=False, file_size=backing_file_size)
         vg_dev_result = utils.execute_template(*VG_DEV_CMD, params=mp)
         if vg_dev_result and vg_dev_result[0]:
             LOG.debug("VG dev result: %s" % (vg_dev_result))
             # Strip the newlines out of the stdout (which is in the first
             # element of the first (and only) tuple in the response
             (sysout, _) = vg_dev_result[0]
             mp['DEV'] = sysout.replace('\n', '')
             utils.execute_template(*VG_CREATE_CMD, params=mp)
     # One way or another, we should have the volume group, Now check the
     # logical volumes
     self._process_lvs(mp)
     # Finish off by restarting tgt, and ignore any errors
     cmdrestart = self.distro.get_command('iscsi', 'restart', quiet=True)
     if cmdrestart:
         sh.execute(*cmdrestart, run_as_root=True, check_exit_code=False)
コード例 #2
0
ファイル: swift.py プロジェクト: krtyyy/Openstack-Anvil
 def _create_data_location(self):
     data_dir = sh.joinpths(self.get_option("app_dir"), self.cfg.getdefaulted("swift", "data_location", "data"))
     fs_image = sh.joinpths(data_dir, SWIFT_IMG)
     fs_dev = sh.joinpths(data_dir, DEVICE_PATH)
     loop_size = self.cfg.get("swift", "loopback_disk_size")
     if not loop_size:
         loop_size = DEF_LOOP_SIZE
     else:
         loop_size = utils.to_bytes(loop_size)
     sh.create_loopback_file(fname=fs_image, size=loop_size, fs_type=FS_TYPE)
     self.tracewriter.file_touched(fs_image)
     sh.mount_loopback_file(fs_image, fs_dev, FS_TYPE)
     sh.chown_r(fs_dev, sh.geteuid(), sh.getegid())
コード例 #3
0
ファイル: opts.py プロジェクト: samitny/Openstack-Anvil
def _size_cb(option, opt_str, value, parser):
    try:
        parser.values.show_amount = utils.to_bytes(value)
    except (TypeError, ValueError) as e:
        raise OptionValueError("Invalid value for %s due to %s" % (opt_str, e))
コード例 #4
0
def _size_cb(option, opt_str, value, parser):
    try:
        parser.values.show_amount = utils.to_bytes(value)
    except (TypeError, ValueError) as e:
        raise OptionValueError("Invalid value for %s due to %s" % (opt_str, e))