diff options
Diffstat (limited to 'tests/functional/dht')
| -rw-r--r-- | tests/functional/dht/test_file_rename_when_destination_file_doesnot_exist.py | 450 |
1 files changed, 450 insertions, 0 deletions
diff --git a/tests/functional/dht/test_file_rename_when_destination_file_doesnot_exist.py b/tests/functional/dht/test_file_rename_when_destination_file_doesnot_exist.py new file mode 100644 index 000000000..7f98fbede --- /dev/null +++ b/tests/functional/dht/test_file_rename_when_destination_file_doesnot_exist.py @@ -0,0 +1,450 @@ +# 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. + +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, + create_brickobjectlist, + find_new_hashed, + find_specific_hashed) +from glustolibs.gluster.volume_libs import get_subvols +from glustolibs.gluster.glusterfile import move_file, is_linkto_file + + +@runs_on([['distributed', 'distributed-replicated', + 'distributed-dispersed', 'distributed-arbiter'], + ['glusterfs']]) +class DhtFileRenameVerification(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) + if not ret: + raise ExecutionError("Failed to Setup_Volume and Mount_Volume") + + mount_obj = self.mounts[0] + self.mount_point = mount_obj.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) + 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.clients[0], ("touch %s" % source_file)) + self.assertEqual(ret, 0, ("Failed to create {} : err {}" + .format(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 {}" + .format(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: + True/False(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 + + def test_file_rename_when_source_and_dest_hash_diff_subvol(self): + """ + case 1 : + - Destination file does not exist + - Source file is stored on hashed subvolume(s1) it self + - Destination file should be hashed to some other subvolume(s2) + mv <source_file> <destination_file> + - Source file should be renamed to to Destination file. + - Destination link file should be created on its hashed + subvolume(s2) + """ + # pylint: disable=protected-access + # pylint: disable=unsubscriptable-object + + # Create soruce file and Get hashed subvol (s2) + _, 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))) + src_link_subvol = new_hashed.hashedbrickobject + + # Verify the subvols are not same for source and destination files + self.assertNotEqual(count, + new_hashed.subvol_count, + "The subvols for src and dest are same.") + + # Rename the source file to the destination file + dest_file = "{}/{}".format(self.mount_point, str(new_hashed.newname)) + ret = move_file(self.clients[0], source_file, dest_file) + self.assertTrue(ret, ("Failed to move files {} and {}" + .format(source_file, dest_file))) + + # Verify the link file is found in new subvol + 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)))) + g.log.info("New hashed volume has the expected linkto file") + + def test_file_rename_when_source_and_dest_hash_same_subvol(self): + """ + Case 2: + - Destination file does not exist + - Source file is stored on hashed subvolume(s1) it self + - Destination file should be hashed to same subvolume(s1) + mv <source_file> <destination_file> + - Source file should be renamed to destination file + """ + # pylint: disable=protected-access + # pylint: disable=unsubscriptable-object + + # Create soruce file and Get hashed subvol (s1) + source_hashed_subvol, 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 + new_hashed = find_specific_hashed(self.subvols, + "/", + source_hashed_subvol) + self.assertIsNotNone(new_hashed, + "could not find new hashed for destination file") + + # Rename the source file to the destination file + dest_file = "{}/{}".format(self.mount_point, str(new_hashed.newname)) + ret = move_file(self.clients[0], source_file, dest_file) + self.assertTrue(ret, "Failed to move files {} and {}".format( + source_file, dest_file)) + + _, rename_count = find_hashed_subvol(self.subvols, + "/", + str(new_hashed.newname)) + self.assertEqual(count, rename_count, + "The hashed subvols for src and dest are not same.") + + def test_file_rename_when_dest_not_hash_to_src_or_src_link_subvol(self): + """ + Case 3: + - Destination file does not exist + - Source link file is stored on hashed sub volume(s1) and Source + file is stored on another subvolume(s2) + - Destination file should be hashed to some other subvolume(s3) + (should not be same subvolumes mentioned in above condition) + mv <source_file> <destination_file> + - Source file should be ranamed to destination file + - source link file should be removed. + - Destination link file should be created on its hashed + subvolume(s3) + """ + # pylint: disable=protected-access + # pylint: disable=too-many-locals + # pylint: disable=unsubscriptable-object + + # Find a non hashed subvolume(or brick) + # Create soruce file and Get hashed subvol (s2) + _, count, source_file = ( + self._create_file_and_get_hashed_subvol("test_source_file")) + + # Rename the file to create link in hashed subvol -(s1) + new_hashed = find_new_hashed(self.subvols, "/", "test_source_file") + self.assertIsNotNone(new_hashed, + "could not find new hashed for dstfile") + count2 = new_hashed.subvol_count + # Rename the source file to the new file name + dest_file = "{}/{}".format(self.mount_point, str(new_hashed.newname)) + ret = move_file(self.clients[0], source_file, dest_file) + self.assertTrue(ret, ("Failed to move file {} 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)))) + + # find a subvol (s3) other than S1 and S2 + brickobject = create_brickobjectlist(self.subvols, "/") + self.assertIsNotNone(brickobject, "Failed to get brick object list") + br_count = -1 + subvol_new = None + for brickdir in brickobject: + br_count += 1 + if br_count not in (count, count2): + subvol_new = brickdir + break + + new_hashed2 = find_specific_hashed(self.subvols, + "/", + subvol_new) + self.assertIsNotNone(new_hashed2, + "could not find new hashed for dstfile") + + # Rename the source file to the destination file + source_file = "{}/{}".format(self.mount_point, str(new_hashed.newname)) + dest_file = "{}/{}".format(self.mount_point, str(new_hashed2.newname)) + ret = move_file(self.clients[0], source_file, dest_file) + self.assertTrue(ret, ("Failed to move file {} and {}" + .format(source_file, dest_file))) + + hashed_subvol_after_rename, rename_count = ( + find_hashed_subvol(self.subvols, + "/", + str(new_hashed2.newname))) + self.assertNotEqual(count2, rename_count, + "The subvols for src and dest are same.") + + # check that the source link file is removed. + ret = self._verify_link_file_exists(src_link_subvol, + str(new_hashed.newname)) + self.assertFalse(ret, ("The New hashed volume {} still have the " + "expected linkto file {}" + .format(src_link_subvol._fqpath, + str(new_hashed.newname)))) + g.log.info("The source link file is removed") + + # Check Destination link file is created on its hashed sub-volume(s3) + ret = self._verify_link_file_exists(hashed_subvol_after_rename, + str(new_hashed2.newname)) + self.assertTrue(ret, ("The New hashed volume {} doesn't have the " + "expected linkto file {}" + .format(hashed_subvol_after_rename._fqpath, + str(new_hashed2.newname)))) + g.log.info("Destinaion link is created in desired subvol") + + def test_file_rename_when_src_file_and_dest_file_hash_same_subvol(self): + """ + Case 4: + - Destination file does not exist + - Source link file is stored on hashed sub volume(s1) and Source + file is stored on another subvolume(s2) + - Destination file should be hashed to same subvolume(s2) + mv <source_file> <destination_file> + - Source file should be ranamed to destination file + - source link file should be removed. + """ + # pylint: disable=protected-access + # pylint: disable=unsubscriptable-object + + # Get hashed subvol (S2) + source_hashed_subvol, count, source_file = ( + self._create_file_and_get_hashed_subvol("test_source_file")) + + # Rename the file to create link in hashed subvol -(s1) + new_hashed = find_new_hashed(self.subvols, "/", "test_source_file") + self.assertIsNotNone(new_hashed, ("could not find new hashed for {}" + .format(source_file))) + + # Rename the source file to the new file name + dest_file = "{}/{}".format(self.mount_point, str(new_hashed.newname)) + ret = move_file(self.clients[0], source_file, dest_file) + self.assertTrue(ret, ("Failed to move file {} 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 New hashed volume {} doesn't have the " + "expected linkto file {}" + .format(src_link_subvol._fqpath, + str(new_hashed.newname)))) + + # Get a file name to hash to the subvol s2 + new_hashed2 = find_specific_hashed(self.subvols, + "/", + source_hashed_subvol) + self.assertIsNotNone(new_hashed2, "Could not find a name hashed" + "to the given subvol") + + _, rename_count = ( + find_hashed_subvol(self.subvols, "/", str(new_hashed2.newname))) + self.assertEqual(count, rename_count, + "The subvols for src and dest are not same.") + + # Move the source file to the new file name + source_file = "{}/{}".format(self.mount_point, str(new_hashed.newname)) + dest_file = "{}/{}".format(self.mount_point, str(new_hashed2.newname)) + ret = move_file(self.clients[0], source_file, dest_file) + self.assertTrue(ret, ("Failed to move file {} and {}" + .format(source_file, dest_file))) + + # check that the source link file is removed. + ret = self._verify_link_file_exists(src_link_subvol, + str(new_hashed.newname)) + self.assertFalse(ret, ("The New hashed volume {} still have the " + "expected linkto file {}" + .format(src_link_subvol._fqpath, + str(new_hashed.newname)))) + g.log.info("The source link file is removed") + + def test_file_rename_when_src_link_and_dest_file_hash_same_subvol(self): + """ + Case 5: + - Destination file does not exist + - Source link file is stored on hashed sub volume(s1) and Source + file is stored on another subvolume(s2) + - Destination file should be hashed to same subvolume(s1) + mv <source_file> <destination_file> + - Source file should be renamed to destination file + - Source link file should be removed. + - Destination link file should be created on its + hashed subvolume(s1) + """ + # pylint: disable=protected-access + # pylint: disable=unsubscriptable-object + + # Get hashed subvol s2) + _, count, source_file = ( + self._create_file_and_get_hashed_subvol("test_source_file")) + + # Rename the file to create link in another subvol - (s1) + new_hashed = find_new_hashed(self.subvols, "/", "test_source_file") + self.assertIsNotNone(new_hashed, ("could not find new hashed subvol " + "for {}".format(source_file))) + + self.assertNotEqual(count, + new_hashed.subvol_count, + "New file should hash to different sub-volume") + + # Rename the source file to the new file name + dest_file = "{}/{}".format(self.mount_point, str(new_hashed.newname)) + ret = move_file(self.clients[0], source_file, dest_file) + self.assertTrue(ret, ("Failed to move file {} 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 New hashed volume {} doesn't have the " + "expected linkto file {}" + .format(src_link_subvol._fqpath, + str(new_hashed.newname)))) + + # Get a file name to hash to the subvol s1 + new_hashed2 = find_specific_hashed(self.subvols, + "/", + src_link_subvol, + new_hashed.newname) + self.assertIsNotNone(new_hashed2, ("Couldn't find a name hashed to the" + " given subvol {}" + .format(src_link_subvol))) + + _, rename_count = ( + find_hashed_subvol(self.subvols, "/", str(new_hashed2.newname))) + self.assertEqual(new_hashed.subvol_count, rename_count, + "The subvols for src and dest are not same.") + + # Move the source file to the new file name + source_file = "{}/{}".format(self.mount_point, str(new_hashed.newname)) + dest_file = "{}/{}".format(self.mount_point, str(new_hashed2.newname)) + ret = move_file(self.clients[0], source_file, dest_file) + self.assertTrue(ret, "Failed to move file") + + # check that the source link file is removed. + ret = self._verify_link_file_exists(src_link_subvol, + str(new_hashed.newname)) + self.assertFalse(ret, ("The hashed volume {} still have the " + "expected linkto file {}" + .format(src_link_subvol._fqpath, + str(new_hashed.newname)))) + g.log.info("The source link file is removed") + + # Check Destination link file is created on its hashed sub-volume(s1) + ret = self._verify_link_file_exists(src_link_subvol, + str(new_hashed2.newname)) + self.assertTrue(ret, ("The New hashed volume {} doesn't have the " + "expected linkto file {}" + .format(src_link_subvol._fqpath, + str(new_hashed2.newname)))) + g.log.info("Destinaion link is created in desired subvol") |