xfs-support

[wangjun]

when I make "volume_fstype=xfs",the "resize_fs" will throw exception in "e2fsck" and "resize2fs"

[wangjun (wang.jun)]

    def resize_fs(self, mount_point):
        """Resize the filesystem on the specified device."""
        self._check_device_exists()
        # Some OS's will mount a file systems after it's attached if
        # an entry is put in the fstab file (like Trove does).
        # Thus it may be necessary to wait for the mount and then unmount
        # the fs again (since the volume was just attached).
        try:
            if self._wait_for_mount(mount_point, timeout=2):
                if CONF.volume_fstype == 'xfs':
                    utils.execute("xfs_growfs", self.device_path,
                                  run_as_root=True, root_helper="sudo")
                    LOG.debug("Unmounting '%s' before resizing." % mount_point)
                    self.unmount(mount_point)
                    return

                LOG.debug("Unmounting '%s' before resizing." % mount_point)
                self.unmount(mount_point)

            utils.execute("e2fsck", "-f", "-p", self.device_path,
                          run_as_root=True, root_helper="sudo")
            utils.execute("resize2fs", self.device_path,
                          run_as_root=True, root_helper="sudo")
        except exception.ProcessExecutionError:
            msg = _("Error resizing the filesystem with device '%s'.") % (
                self.device_path)
            log_and_raise(msg)