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| -rw-r--r-- | tests/functional/afr/test_dir_gfid_heal_on_all_subvols.py | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/tests/functional/afr/test_dir_gfid_heal_on_all_subvols.py b/tests/functional/afr/test_dir_gfid_heal_on_all_subvols.py new file mode 100644 index 000000000..b457442cf --- /dev/null +++ b/tests/functional/afr/test_dir_gfid_heal_on_all_subvols.py @@ -0,0 +1,147 @@ +# Copyright (C) 2017-2020 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. +# pylint: disable=too-many-statements, too-many-locals +""" +Description: + Test cases in this module tests whether directory with null gfid + is getting the gfids assigned on both the subvols of a dist-rep + volume when lookup comes on that directory from the mount point. +""" + + +from time import sleep +from glusto.core import Glusto as g +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.gluster.gluster_base_class import GlusterBaseClass, runs_on +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.gluster.brick_libs import get_all_bricks +from glustolibs.gluster.glusterfile import (get_fattr, delete_fattr) +from glustolibs.io.utils import get_mounts_stat + + +@runs_on([['replicated', 'distributed-replicated', 'distributed'], + ['glusterfs']]) +class AssignGfidsOnAllSubvols(GlusterBaseClass): + + @classmethod + def setUpClass(cls): + + # Calling GlusterBaseClass setUpClass + cls.get_super_method(cls, 'setUpClass')() + + # Upload io scripts for running IO on mounts + cls.script_upload_path = ("/usr/share/glustolibs/io/scripts/" + "file_dir_ops.py") + ret = upload_scripts(cls.clients, cls.script_upload_path) + if not ret: + raise ExecutionError("Failed to upload IO scripts " + "to clients %s" % cls.clients) + g.log.info("Successfully uploaded IO scripts to clients %s", + cls.clients) + + # Setup Volume and Mount Volume + ret = cls.setup_volume_and_mount_volume(cls.mounts) + if not ret: + raise ExecutionError("Failed to Setup_Volume and Mount_Volume") + g.log.info("Successful in Setup Volume and Mount Volume") + + @classmethod + def tearDownClass(cls): + + # Cleanup Volume + ret = cls.unmount_volume_and_cleanup_volume(cls.mounts) + if not ret: + raise ExecutionError("Failed to create volume") + g.log.info("Successful in cleaning up Volume %s", cls.volname) + + cls.get_super_method(cls, 'tearDownClass')() + + def verify_gfid_and_retun_gfid(self, dirname): + dir_gfids = dict() + bricks_list = get_all_bricks(self.mnode, self.volname) + for brick in bricks_list: + brick_node, brick_path = brick.split(":") + + ret = get_fattr(brick_node, '%s/%s' % (brick_path, dirname), + 'trusted.gfid') + if ret is not None: + self.assertIsNotNone(ret, "trusted.gfid is not present on" + "%s/%s" % (brick, dirname)) + dir_gfids.setdefault(dirname, []).append(ret) + for key in dir_gfids: + self.assertTrue(all(value == dir_gfids[key][0] + for value in dir_gfids[key]), + "gfid mismatch for %s" % dirname) + dir_gfid = dir_gfids.values()[0] + return dir_gfid + + def test_dir_gfid_heal_on_all_subvols(self): + """ + - Create a volume and mount it. + - Create a directory on mount and check whether all the bricks have + the same gfid. + - Now delete gfid attr from all but one backend bricks, + - Do lookup from the mount. + - Check whether all the bricks have the same gfid assigned. + """ + + # Create a directory on the mount + cmd = ("/usr/bin/env python %s create_deep_dir -d 0 -l 0 " + "%s/dir1" % (self.script_upload_path, + self.mounts[0].mountpoint)) + ret, _, _ = g.run(self.clients[0], cmd) + self.assertEqual(ret, 0, "Failed to create directory on mountpoint") + g.log.info("Directory created successfully on mountpoint") + + # Verify gfids are same on all the bricks and get dir1 gfid + bricks_list = get_all_bricks(self.mnode, self.volname)[1:] + dir_gfid = self.verify_gfid_and_retun_gfid("dir1") + + # Delete gfid attr from all but one backend bricks + for brick in bricks_list: + brick_node, brick_path = brick.split(":") + ret = delete_fattr(brick_node, '%s/dir1' % (brick_path), + 'trusted.gfid') + self.assertTrue(ret, 'Failed to delete gfid for brick ' + 'path %s:%s/dir1' % (brick_node, brick_path)) + g.log.info("Successfully deleted gfid xattr for %s:%s/dir1", + brick_node, brick_path) + g.log.info("Successfully deleted gfid xattr for dir1 on the " + "following bricks %s", str(bricks_list[1:])) + + # Trigger heal from mount point + sleep(10) + for mount_obj in self.mounts: + g.log.info("Triggering heal for %s:%s", + mount_obj.client_system, mount_obj.mountpoint) + command = ('cd %s; ls -l' % mount_obj.mountpoint) + ret, _, _ = g.run(mount_obj.client_system, command) + self.assertFalse(ret, 'Failed to run lookup ' + 'on %s ' % mount_obj.client_system) + sleep(10) + + ret = get_mounts_stat(self.mounts) + self.assertTrue(ret, "Failed to stat lookup on clients") + g.log.info('stat lookup on clients succeeded') + + # Verify that all gfids for dir1 are same and get the gfid + dir_gfid_new = self.verify_gfid_and_retun_gfid("dir1") + self.assertTrue(all(gfid in dir_gfid for gfid in dir_gfid_new), + 'Previous gfid and new gfid are not equal, ' + 'which is not expected, previous gfid %s ' + 'and new gfid %s' % (dir_gfid, dir_gfid_new)) + g.log.info('gfid heal was successful from client lookup and all ' + 'backend bricks have same gfid xattr, no gfid mismatch') |