summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorPranav <prprakas@redhat.com>2020-06-24 21:21:04 +0530
committerBala Konda Reddy M <bala12352@gmail.com>2020-06-25 16:30:01 +0000
commit1260cc91802bd1903ebdcb68d2e2b1b37c8a0ee8 (patch)
tree9809893318899ae1f409324ab1cec8adda3301e8
parent31279d023772afe4b314b76d0313dcf682bf42f7 (diff)
[Test] Add file rename tests when dest file in src hashed/cached subvol
Tests to validate behaviour of different scenarios of file rename cases, when destination file exists intially and is hashed to the source file hashed or cached subvol. Change-Id: Iec12d33c459cb966861d2efac2bae85103555cc1 Signed-off-by: Pranav <prprakas@redhat.com>
-rw-r--r--tests/functional/dht/test_file_rename_when_destination_file_stored_on_source_file_hashed_subvol.py639
1 files changed, 639 insertions, 0 deletions
diff --git a/tests/functional/dht/test_file_rename_when_destination_file_stored_on_source_file_hashed_subvol.py b/tests/functional/dht/test_file_rename_when_destination_file_stored_on_source_file_hashed_subvol.py
new file mode 100644
index 0000000..9efe2a8
--- /dev/null
+++ b/tests/functional/dht/test_file_rename_when_destination_file_stored_on_source_file_hashed_subvol.py
@@ -0,0 +1,639 @@
+# Copyright (C) 2020 Red Hat, Inc. <http://www.redhat.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+import re
+from glusto.core import Glusto as g
+from glustolibs.gluster.glusterfile import get_file_stat
+from glustolibs.gluster.exceptions import ExecutionError
+from glustolibs.gluster.gluster_base_class import GlusterBaseClass, runs_on
+from glustolibs.gluster.dht_test_utils import (find_hashed_subvol,
+ find_new_hashed,
+ find_specific_hashed)
+from glustolibs.gluster.volume_libs import get_subvols, parse_vol_file
+from glustolibs.gluster.glusterfile import (move_file,
+ is_linkto_file,
+ get_dht_linkto_xattr)
+
+
+@runs_on([['distributed-replicated', 'distributed',
+ 'distributed-dispersed', 'distributed-arbiter'],
+ ['glusterfs']])
+class DhtFileRenameWithDestFileHashed(GlusterBaseClass):
+
+ def setUp(self):
+ """
+ Setup Volume and Mount Volume
+ """
+ # Calling GlusterBaseClass setUp
+ self.get_super_method(self, 'setUp')()
+
+ # Change the dist count to 4 in case of 'distributed-replicated' ,
+ # 'distributed-dispersed' and 'distributed-arbiter'
+ if self.volume_type in ("distributed-replicated",
+ "distributed-dispersed",
+ "distributed-arbiter"):
+ self.volume['voltype']['dist_count'] = 4
+
+ # Setup Volume and Mount Volume
+ ret = self.setup_volume_and_mount_volume(mounts=[self.mounts[0]])
+ if not ret:
+ raise ExecutionError("Failed to Setup_Volume and Mount_Volume")
+
+ self.mount_point = self.mounts[0].mountpoint
+
+ self.subvols = (get_subvols(
+ self.mnode, self.volname))['volume_subvols']
+ self.assertIsNotNone(self.subvols, "failed to get subvols")
+
+ def tearDown(self):
+ """
+ Unmount Volume and Cleanup Volume
+ """
+ # Unmount Volume and Cleanup Volume
+ ret = self.unmount_volume_and_cleanup_volume(mounts=[self.mounts[0]])
+ if not ret:
+ raise ExecutionError("Unmount Volume and Cleanup Volume: Fail")
+ g.log.info("Unmount Volume and Cleanup Volume: Success")
+
+ # Calling GlusterBaseClass tearDown
+ self.get_super_method(self, 'tearDown')()
+
+ def _create_file_and_get_hashed_subvol(self, file_name):
+ """ Creates a file and return its hashed subvol
+
+ Args:
+ file_name(str): name of the file to be created
+ Returns:
+ hashed_subvol object: An object of type BrickDir type
+ representing the hashed subvolume
+
+ subvol_count: The subvol index in the subvol list
+
+ source_file: Path to the file created
+
+ """
+ # pylint: disable=unsubscriptable-object
+
+ # Create Source File
+ source_file = "{}/{}".format(self.mount_point, file_name)
+ ret, _, err = g.run(self.mounts[0].client_system,
+ ("touch %s" % source_file))
+ self.assertEqual(ret, 0,
+ ("Failed to create %s : err %s", source_file, err))
+ g.log.info("Successfully created the source file")
+
+ # Find the hashed subvol for source file
+ source_hashed_subvol, count = find_hashed_subvol(self.subvols,
+ "/",
+ file_name)
+ self.assertIsNotNone(source_hashed_subvol,
+ "Couldn't find hashed subvol for the source file")
+ return source_hashed_subvol, count, source_file
+
+ @staticmethod
+ def _verify_link_file_exists(brickdir, file_name):
+ """ Verifies whether a file link is present in given subvol
+ Args:
+ brickdir(Class Object): BrickDir object containing data about
+ bricks under a specific subvol
+ Returns:
+ (bool): Based on existance of file link
+ """
+ # pylint: disable=protected-access
+ # pylint: disable=unsubscriptable-object
+ file_path = brickdir._fqpath + file_name
+ file_stat = get_file_stat(brickdir._host, file_path)
+ if file_stat is None:
+ g.log.error("Failed to get File stat for %s", file_path)
+ return False
+ if not file_stat['access'] == "1000":
+ g.log.error("Access value not 1000 for %s", file_path)
+ return False
+
+ # Check for file type to be'sticky empty', have size of 0 and
+ # have the glusterfs.dht.linkto xattr set.
+ ret = is_linkto_file(brickdir._host, file_path)
+ if not ret:
+ g.log.error("%s is not a linkto file", file_path)
+ return False
+ return True
+
+ @staticmethod
+ def _verify_file_exists(brick_dir, file_name):
+ """ Verifies whether a file is present in given subvol or not
+ Args:
+ brickdir(Class Object): BrickDir object containing data about
+ bricks under a specific subvol
+ file_name(str): Name of the file to be searched
+ Returns:
+ (bool): Based on existance of file
+ """
+ # pylint: disable=protected-access
+
+ cmd = "[ -f {} ]".format(brick_dir._fqpath +
+ (str(file_name)))
+ ret, _, _ = g.run(brick_dir._host, cmd)
+ if ret:
+ return False
+ return True
+
+ @staticmethod
+ def _get_remote_subvolume(vol_file_data, brick_name):
+ """ Verifies whether a file is present in given subvol or not
+ Args:
+ vol_file_data(dict): Dictionary containing data of .vol file
+ brick_name(str): Brick path
+ Returns:
+ (str): Remote subvol name
+ (None): If error occurred
+ """
+ try:
+ brick_name = re.search(r'[a-z0-9\-\_]*', brick_name).group()
+ remote_subvol = (vol_file_data[
+ brick_name]['option']['remote-subvolume'])
+ except KeyError:
+ return None
+ return remote_subvol
+
+ def _verify_file_links_to_specified_destination(self, host, file_path,
+ dest_file):
+ """ Verifies whether a file link points to the specified destination
+ Args:
+ host(str): Host at which commands are to be executed
+ file_path(str): path to the link file
+ dest_file(str): path to the dest file to be pointed at
+ Returns:
+ (bool) : Based on whether the given file points to dest or not
+ """
+ link_to_xattr = get_dht_linkto_xattr(host, file_path)
+ # Remove unexpected chars in the value, if any
+ link_to_xattr = re.search(r'[a-z0-9\-\_]*', link_to_xattr).group()
+ if link_to_xattr is None:
+ g.log.error("Failed to get trusted.glusterfs.dht.linkto")
+ return False
+
+ # Get the remote-subvolume for the corresponding linkto xattr
+ path = ("/var/lib/glusterd/vols/{}/{}.tcp-fuse.vol"
+ .format(self.volname, self.volname))
+ vol_data = parse_vol_file(self.mnode, path)
+ if not vol_data:
+ g.log.error("Failed to parse the file %s", path)
+ return False
+
+ remote_subvol = self._get_remote_subvolume(vol_data, link_to_xattr)
+ if remote_subvol is None:
+ # In case, failed to find the remote subvol, get all the
+ # subvolumes and then check whether the file is present in
+ # any of those sunbol
+ subvolumes = vol_data[link_to_xattr]['subvolumes']
+ for subvol in subvolumes:
+ remote_subvol = self._get_remote_subvolume(vol_data,
+ subvol)
+ if remote_subvol:
+ subvol = re.search(r'[a-z0-9\-\_]*', subvol).group()
+ remote_host = (
+ vol_data[subvol]['option']['remote-host'])
+ # Verify the new file is in the remote-subvol identified
+ cmd = "[ -f {}/{} ]".format(remote_subvol, dest_file)
+ ret, _, _ = g.run(remote_host, cmd)
+ if ret == 0:
+ return True
+ g.log.error("The given link file doesn't point to any of "
+ "the subvolumes")
+ return False
+ else:
+ remote_host = vol_data[link_to_xattr]['option']['remote-host']
+ # Verify the new file is in the remote-subvol identified
+ cmd = "[ -f {}/{} ]".format(remote_subvol, dest_file)
+ ret, _, _ = g.run(remote_host, cmd)
+ if ret == 0:
+ return True
+ return False
+
+ def test_file_rename_when_source_and_dest_hash_diff_subvol(self):
+ """
+ - Destination file should exist
+ - Source file is stored on hashed sub volume(s1) and cached on
+ another subvolume(s2)
+ - Destination file should be hased to subvolume where source file is
+ stored(s2)
+ - Destination file should hased subvolume(s2) but cached same
+ subvolume(s1) where source file is hashed
+ mv <source_file> <destination_file>
+ - Destination file is removed.
+ - Source file should be renamed as destination file
+ - Destination link file should be removed
+ - source link file should be removed
+ """
+ # pylint: disable=protected-access
+
+ # Create soruce file and Get hashed subvol (s2)
+ source_hashed_subvol, src_count, source_file = (
+ self._create_file_and_get_hashed_subvol("test_source_file"))
+
+ # Rename the file such that the new name hashes to a new subvol (S1)
+ new_hashed = find_new_hashed(self.subvols, "/", "test_source_file")
+ self.assertIsNotNone(new_hashed, ("could'nt find new hashed for {}"
+ .format(source_file)))
+
+ # Verify the subvols are not same for source and destination files
+ self.assertNotEqual(src_count,
+ new_hashed.subvol_count,
+ "The subvols for src and dest are same.")
+
+ # Rename/Move the file
+ dest_file = "{}/{}".format(self.mount_point, str(new_hashed.newname))
+ ret = move_file(self.mounts[0].client_system, source_file, dest_file)
+ self.assertTrue(ret, "Failed to move files {} and {}".format(
+ source_file, dest_file))
+
+ # Verify the Source link file is stored on hashed sub volume(s1)
+ src_link_subvol = new_hashed.hashedbrickobject
+ ret = self._verify_link_file_exists(src_link_subvol,
+ str(new_hashed.newname))
+ self.assertTrue(ret, ("The hashed subvol {} doesn't have the "
+ "expected linkto file: {}"
+ .format(src_link_subvol._fqpath,
+ str(new_hashed.newname))))
+
+ # Get a file name that stores to S1 for destination
+ new_hashed2 = find_specific_hashed(self.subvols,
+ "/",
+ src_link_subvol,
+ new_hashed.newname)
+ self.assertIsNotNone(new_hashed2,
+ "could not find new hashed for dstfile")
+
+ # Create destination file in subvol S1
+ dest_hashed_subvol, dest_count, dest_file = (
+ self._create_file_and_get_hashed_subvol(str(new_hashed2.newname)))
+
+ # Verify the subvol is S1 itself
+ self.assertEqual(new_hashed.subvol_count, dest_count,
+ "The destination file is not stored to desired "
+ "subvol :{}, instead to subvol : {}"
+ .format(new_hashed2.subvol_count, dest_count))
+
+ # Create a linkfile to dest by renaming it to hash to S2
+ dest_hashed = find_specific_hashed(self.subvols,
+ "/",
+ source_hashed_subvol)
+ # Verify the subvol is S2
+ self.assertEqual(dest_hashed.subvol_count, src_count,
+ "The destination file is not stored to desired "
+ "subvol :{}, instead to subvol : {}"
+ .format(dest_hashed.subvol_count, src_count))
+
+ # Rename the source file to the new file name
+ dest_file_2 = "{}/{}".format(self.mount_point,
+ str(dest_hashed.newname))
+ ret = move_file(self.mounts[0].client_system, dest_file, dest_file_2)
+ self.assertTrue(ret, "Failed to move files {} and {}".format(
+ source_file, dest_file_2))
+
+ # Verify the Dest link file is stored on sub volume(s2)
+ ret = self._verify_link_file_exists(source_hashed_subvol,
+ str(dest_hashed.newname))
+ self.assertTrue(ret, ("The hashed subvol {} doesn't have the "
+ "expected linkto file: {}"
+ .format(source_hashed_subvol._fqpath,
+ str(dest_hashed.newname))))
+
+ # Rename source to destination
+ src = "{}/{}".format(self.mount_point, str(new_hashed.newname))
+ dest_file = "{}/{}".format(self.mount_point,
+ str(dest_hashed.newname))
+ ret = move_file(self.mounts[0].client_system, src, dest_file)
+ self.assertTrue(ret, "Failed to move files {} and {}"
+ .format(src, dest_file))
+
+ # Verify destination file is removed
+ ret = self._verify_file_exists(dest_hashed_subvol,
+ str(new_hashed2.newname))
+ self.assertFalse(ret, ("Destination file : {} is not removed in subvol"
+ " : {}".format(str(new_hashed2.newname),
+ dest_hashed_subvol._fqpath)))
+ g.log.info("The destination file is removed as expected")
+
+ # Verify the source link is removed
+ ret = self._verify_link_file_exists(src_link_subvol,
+ str(new_hashed.newname))
+ self.assertFalse(ret, ("The hashed subvol {} still have the "
+ "expected linkto file: {}"
+ .format(src_link_subvol._fqpath,
+ str(new_hashed.newname))))
+
+ g.log.info("The source link file is removed as expected")
+
+ def test_file_rename_when_source_and_dest_hash_same_subvol(self):
+ """
+ - Destination file should exist
+ - Source file is hashed sub volume(s1) and cached on another
+ subvolume(s2)
+ - Destination file should be hased to same subvolume(s1) where
+ source file is hased
+ - Destination hashed on subvolume(s1) but should be cached on
+ subvolume(s2) where source file is stored
+ mv <source_file> <destination_file>
+ - Destination file is removed.
+ - Source file should be renamed as destination file
+ - Destination link file should be there on hashed subvolume and
+ should link to new destination file
+ - source link file should be removed
+ """
+ # pylint: disable=protected-access
+ # pylint: disable=too-many-locals
+
+ # Create soruce file and Get hashed subvol (s2)
+ source_hashed_subvol, src_count, source_file = (
+ self._create_file_and_get_hashed_subvol("test_source_file"))
+
+ # Rename the file such that the new name hashes to a new subvol (S1)
+ new_hashed = find_new_hashed(self.subvols, "/", "test_source_file")
+ self.assertIsNotNone(new_hashed, ("could'nt find new hashed for {}"
+ .format(source_file)))
+
+ # Verify the subvols are not same for source and destination files
+ self.assertNotEqual(src_count,
+ new_hashed.subvol_count,
+ "The subvols for src and dest are same.")
+
+ # Rename/Move the file
+ dest_file = "{}/{}".format(self.mount_point, str(new_hashed.newname))
+ ret = move_file(self.mounts[0].client_system, source_file, dest_file)
+ self.assertTrue(ret, "Failed to move files {} and {}".format(
+ source_file, dest_file))
+
+ # Verify the Source link file is stored on hashed sub volume(s1)
+ src_link_subvol = new_hashed.hashedbrickobject
+ ret = self._verify_link_file_exists(src_link_subvol,
+ str(new_hashed.newname))
+ self.assertTrue(ret, ("The hashed subvol {} doesn't have the "
+ "expected linkto file: {}"
+ .format(src_link_subvol._fqpath,
+ str(new_hashed.newname))))
+
+ # Get a file name that stores to S2 for destination
+ new_hashed2 = find_specific_hashed(self.subvols,
+ "/",
+ source_hashed_subvol)
+ self.assertIsNotNone(new_hashed2,
+ "could not find new hashed for dstfile")
+
+ # Create destination file in subvol S2
+ dest_hashed_subvol, dest_count, dest_file = (
+ self._create_file_and_get_hashed_subvol(str(new_hashed2.newname)))
+
+ # Verify the subvol is S2 itself
+ self.assertEqual(dest_count, src_count,
+ "The destination file is not stored to desired "
+ "subvol :{}"
+ .format(dest_count))
+
+ # Create a linkfile to dest by renaming it to hash to S1
+ dest_hashed = find_specific_hashed(self.subvols,
+ "/",
+ src_link_subvol,
+ new_hashed.newname)
+ # Verify the subvol is S1
+ self.assertEqual(dest_hashed.subvol_count, new_hashed.subvol_count,
+ "The destination file is not stored to desired "
+ "subvol :{}, instead to subvol : {}"
+ .format(dest_hashed.subvol_count, new_hashed))
+
+ # Rename the dest file to the new file name
+ dest_file_2 = "{}/{}".format(self.mount_point,
+ str(dest_hashed.newname))
+ ret = move_file(self.mounts[0].client_system, dest_file, dest_file_2)
+ self.assertTrue(ret, "Failed to move files {} and {}".format(
+ source_file, dest_file_2))
+
+ # Rename source to destination
+ src = "{}/{}".format(self.mount_point, str(new_hashed.newname))
+ dest_file = "{}/{}".format(self.mount_point,
+ str(dest_hashed.newname))
+ ret = move_file(self.mounts[0].client_system, src, dest_file)
+ self.assertTrue(ret, "Failed to move files {} and {}"
+ .format(src, dest_file))
+
+ # Verify destination file is removed
+ ret = self._verify_file_exists(dest_hashed_subvol,
+ str(new_hashed2.newname))
+ self.assertFalse(ret, ("Destination file : {} is not removed in subvol"
+ " : {}".format(str(new_hashed2.newname),
+ dest_hashed_subvol._fqpath)))
+ g.log.info("The destination file is removed as expected")
+
+ # Verify the source link is removed
+ ret = self._verify_link_file_exists(src_link_subvol,
+ str(new_hashed.newname))
+ self.assertFalse(ret, ("The hashed subvol {} still have the "
+ "expected linkto file: {}"
+ .format(src_link_subvol._fqpath,
+ str(new_hashed.newname))))
+
+ g.log.info("The source link file is removed as expected")
+
+ # Verify the Destination link is on hashed subvolume
+ ret = self._verify_link_file_exists(src_link_subvol,
+ str(dest_hashed.newname))
+ self.assertTrue(ret, ("The hashed subvol {} doesn't have the "
+ "expected linkto file: {}"
+ .format(dest_hashed_subvol._fqpath,
+ str(dest_hashed.newname))))
+
+ # Verify the dest link file points to new destination file
+ file_path = src_link_subvol._fqpath + str(dest_hashed.newname)
+ ret = (self._verify_file_links_to_specified_destination(
+ src_link_subvol._host, file_path, str(dest_hashed.newname)))
+ self.assertTrue(ret, "The dest link file not pointing towards "
+ "the desired file")
+ g.log.info("The Destination link file is pointing to new file"
+ " as expected")
+
+ def test_file_rename_when_dest_hash_to_src_subvol(self):
+ """
+ - Destination file should exist
+ - Source file is stored on hashed subvolume it self
+ - Destination file should be hased to same subvolume(s1)
+ where source file is
+ - Destination file hased subvolume(s1) but cached onsubvolume(s2)
+ mv <source_file> <destination_file>
+ - Destination file is removed.
+ - Source file should be renamed as destination file
+ - Destination link file should be removed
+ """
+ # pylint: disable=protected-access
+
+ # Create soruce file and Get hashed subvol (s1)
+ source_hashed_subvol, src_count, source_file = (
+ self._create_file_and_get_hashed_subvol("test_source_file"))
+
+ # Find a file name that hashes to another subvol (s2)
+ new_hashed = find_new_hashed(self.subvols, "/", "test_source_file")
+ self.assertIsNotNone(new_hashed, ("could'nt find new hashed for {}"
+ .format(source_file)))
+
+ # Create destination file in subvol S2
+ _, dest_count, dest_file = (
+ self._create_file_and_get_hashed_subvol(str(new_hashed.newname)))
+
+ # Rename dest file such that it hashes to S1
+ new_hashed2 = find_specific_hashed(self.subvols,
+ "/",
+ source_hashed_subvol)
+ self.assertIsNotNone(new_hashed2,
+ "could not find new hashed for dstfile")
+
+ # Verify the subvol is S1 itself
+ self.assertEqual(new_hashed2.subvol_count, src_count,
+ "The destination file is not stored to desired "
+ "subvol :{}".format(dest_count))
+
+ # Rename/Move the file
+ dest_file2 = "{}/{}".format(self.mount_point, str(new_hashed2.newname))
+ ret = move_file(self.mounts[0].client_system, dest_file, dest_file2)
+ self.assertTrue(ret, "Failed to move files {} and {}"
+ .format(source_file, dest_file))
+
+ # Verify the Dest link file is stored on hashed sub volume(s1)
+ dest_link_subvol = new_hashed2.hashedbrickobject
+ ret = self._verify_link_file_exists(dest_link_subvol,
+ str(new_hashed2.newname))
+ self.assertTrue(ret, ("The hashed subvol {} doesn't have the "
+ "expected linkto file: {}"
+ .format(dest_link_subvol._fqpath,
+ str(new_hashed2.newname))))
+
+ # Rename Source to Dest
+ src = "{}/{}".format(self.mount_point, "test_source_file")
+ dest_file = "{}/{}".format(self.mount_point, str(new_hashed2.newname))
+ ret = move_file(self.mounts[0].client_system, src, dest_file)
+ self.assertTrue(ret, "Failed to move files {} and {}"
+ .format(src, dest_file))
+
+ # Verify destination file is removed
+ ret = self._verify_file_exists(new_hashed.hashedbrickobject,
+ str(new_hashed.newname))
+ self.assertFalse(ret, ("Destination file : {} is not removed in subvol"
+ " : {}".format(str(new_hashed.newname),
+ new_hashed.hashedbrickobject
+ ._fqpath)))
+ g.log.info("The destination file is removed as expected")
+
+ # Verify the Destination link is removed
+ ret = self._verify_link_file_exists(new_hashed2.hashedbrickobject,
+ str(new_hashed2.newname))
+ self.assertFalse(ret, ("The hashed subvol {} still have the "
+ "expected linkto file: {}"
+ .format(new_hashed2.hashedbrickobject._fqpath,
+ str(new_hashed2.newname))))
+
+ g.log.info("The Destination link file is removed as expected")
+
+ def test_file_rename_when_dest_cache_to_src_subvol(self):
+ """
+ - Destination file should exist
+ - Source file is stored on hashed subvolume it self
+ - Destination file should be hased to some other subvolume(s2)
+ - Destination file hashed on subvolume(s2) but cached on the
+ subvolume(s1) where souce file is present
+ mv <source_file> <destination_file>
+ - Destination file is removed.
+ - Source file should be renamed as destination file
+ - Destination link file should be there on hashed subvolume and
+ should link to new destination file
+ """
+ # pylint: disable=protected-access
+
+ # Create soruce file and Get hashed subvol (s1)
+ source_hashed_subvol, src_count, _ = (
+ self._create_file_and_get_hashed_subvol("test_source_file"))
+
+ # Find name for dest file to cache to S1
+ dest_subvol = find_specific_hashed(self.subvols,
+ "/",
+ source_hashed_subvol)
+ dest_name = str(dest_subvol.newname)
+
+ # Create destination file in subvol S1
+ _, dest_count, _ = self._create_file_and_get_hashed_subvol(dest_name)
+
+ # Verify its subvol (s1)
+ self.assertEqual(src_count, dest_count,
+ ("The newly created file falls under subvol {} "
+ "rather than {}".format(dest_count, src_count)))
+
+ # Rename dest file such that it hashes to some other subvol S2
+ dest_hashed_subvol = find_new_hashed(self.subvols,
+ "/",
+ dest_name)
+ self.assertIsNotNone(dest_hashed_subvol,
+ "could not find new hashed for dstfile")
+
+ # Rename/Move the file
+ dest_file = "{}/{}".format(self.mount_point,
+ dest_hashed_subvol.newname)
+ src_file = "{}/{}".format(self.mount_point, dest_name)
+ ret = move_file(self.mounts[0].client_system, src_file, dest_file)
+ self.assertTrue(ret, "Failed to move files {} and {}"
+ .format(src_file, dest_file))
+
+ # Verify the Dest link file is stored on hashed sub volume(s2)
+ dest_link_subvol = dest_hashed_subvol.hashedbrickobject
+ ret = self._verify_link_file_exists(dest_link_subvol,
+ str(dest_hashed_subvol.newname))
+ self.assertTrue(ret, ("The hashed subvol {} doesn't have the "
+ "expected linkto file: {}"
+ .format(dest_link_subvol._fqpath,
+ str(dest_hashed_subvol.newname))))
+
+ # Rename Source to Dest
+ src = "{}/{}".format(self.mount_point, "test_source_file")
+ dest_file = "{}/{}".format(self.mount_point,
+ dest_hashed_subvol.newname)
+ ret = move_file(self.mounts[0].client_system, src, dest_file)
+ self.assertTrue(ret, "Failed to move files {} and {}"
+ .format(src, dest_file))
+
+ # Verify destination file is removed
+ ret = self._verify_file_exists(dest_subvol.hashedbrickobject,
+ dest_name)
+ self.assertFalse(ret, ("Destination file : {} is not removed in subvol"
+ " : {}"
+ .format(str(dest_hashed_subvol.newname),
+ dest_link_subvol._fqpath)))
+ g.log.info("The destination file is removed as expected")
+
+ # Verify the Destination link is present
+ ret = self._verify_link_file_exists(dest_link_subvol,
+ str(dest_hashed_subvol.newname))
+ self.assertTrue(ret, ("The hashed subvol {} still have the "
+ "expected linkto file: {}"
+ .format(dest_link_subvol._fqpath,
+ str(dest_hashed_subvol.newname))))
+
+ g.log.info("The Destination link file is present as expected")
+
+ # Verify the dest link file points to new destination file
+ file_path = dest_link_subvol._fqpath + str(dest_hashed_subvol.newname)
+ ret = (self._verify_file_links_to_specified_destination(
+ dest_link_subvol._host, file_path,
+ str(dest_hashed_subvol.newname)))
+ self.assertTrue(ret, "The dest link file not pointing towards "
+ "the desired file")
+ g.log.info("The Destination link file is pointing to new file"
+ " as expected")