diff options
Diffstat (limited to 'tests/functional')
| -rw-r--r-- | tests/functional/arbiter/test_self_heal_daemon.py | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/tests/functional/arbiter/test_self_heal_daemon.py b/tests/functional/arbiter/test_self_heal_daemon.py new file mode 100644 index 000000000..37470e41c --- /dev/null +++ b/tests/functional/arbiter/test_self_heal_daemon.py @@ -0,0 +1,256 @@ +# 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.gluster_base_class import (GlusterBaseClass, runs_on) +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.gluster.volume_libs import ( + verify_all_process_of_volume_are_online, + wait_for_volume_process_to_be_online) +from glustolibs.gluster.brick_libs import ( + select_volume_bricks_to_bring_offline, + bring_bricks_offline, + bring_bricks_online, + are_bricks_offline) +from glustolibs.gluster.heal_libs import (monitor_heal_completion, + is_volume_in_split_brain) +from glustolibs.io.utils import (collect_mounts_arequal) +from glustolibs.gluster.glusterdir import mkdir +from glustolibs.gluster.glusterfile import get_file_stat + + +@runs_on([['arbiter', 'distributed-arbiter'], ['glusterfs']]) +class TestSelfHealDaemon(GlusterBaseClass): + """ + Description: + Arbiter Test cases related to self heal + of data and hardlink + """ + def setUp(self): + # Calling GlusterBaseClass + self.get_super_method(self, 'setUp')() + + # 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") + g.log.info("Successful in Setup Volume and Mount Volume") + + def tearDown(self): + """ + Cleanup and umount volume + """ + # Cleanup and umount volume + ret = self.unmount_volume_and_cleanup_volume(mounts=self.mounts) + if not ret: + raise ExecutionError("Failed to umount the vol & cleanup Volume") + g.log.info("Successful in umounting the volume and Cleanup") + + # Calling GlusterBaseClass teardown + self.get_super_method(self, 'tearDown')() + + def test_self_heal_daemon(self): + """ + Test Data-Self-Heal(heal command) + Description: + - Create directory test_hardlink_self_heal + - Create directory test_data_self_heal + - Creating files for hardlinks and data files + - Get arequal before getting bricks offline + - Select bricks to bring offline + - Bring brick offline + - Create hardlinks and append data to data files + - Bring brick online + - Wait for volume processes to be online + - Verify volume's all process are online + - Monitor heal completion + - Check for split-brain + - Get arequal after getting bricks online + - Select bricks to bring offline + - Bring brick offline + - Truncate data to data files and verify hardlinks + - Bring brick online + - Wait for volume processes to be online + - Verify volume's all process are online + - Monitor heal completion + - Check for split-brain + - Get arequal again + + """ + # pylint: disable=too-many-branches,too-many-statements,too-many-locals + # Creating directory test_hardlink_self_heal + ret = mkdir(self.mounts[0].client_system, "{}/test_hardlink_self_heal" + .format(self.mounts[0].mountpoint)) + self.assertTrue(ret, "Failed to create directory") + g.log.info("Directory 'test_hardlink_self_heal' on %s created " + "successfully", self.mounts[0]) + + # Creating directory test_data_self_heal + ret = mkdir(self.mounts[0].client_system, "{}/test_data_self_heal" + .format(self.mounts[0].mountpoint)) + self.assertTrue(ret, "Failed to create directory") + g.log.info("Directory test_hardlink_self_heal on %s created " + "successfully", self.mounts[0]) + + # Creating files for hardlinks and data files + cmd = ('cd %s/test_hardlink_self_heal;for i in `seq 1 5`;' + 'do mkdir dir.$i ; for j in `seq 1 10` ; do dd if=' + '/dev/urandom of=dir.$i/file.$j bs=1k count=$j;done; done;' + 'cd ..' % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Failed to create file on mountpoint") + g.log.info("Successfully created files on mountpoint") + + cmd = ('cd %s/test_data_self_heal;for i in `seq 1 100`;' + 'do dd if=/dev/urandom of=file.$i bs=128K count=$i;done;' + 'cd ..' % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Failed to create file on mountpoint") + g.log.info("Successfully created files on mountpoint") + + # Get arequal before getting bricks offline + ret, result_before_online = collect_mounts_arequal(self.mounts) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Arequal before getting bricks online-%s', + result_before_online) + + # Select bricks to bring offline + bricks_to_bring_offline = select_volume_bricks_to_bring_offline( + self.mnode, self.volname) + self.assertIsNotNone(bricks_to_bring_offline, "List is empty") + + # Bring brick offline + ret = bring_bricks_offline(self.volname, bricks_to_bring_offline) + self.assertTrue(ret, 'Failed to bring bricks {} offline'. + format(bricks_to_bring_offline)) + + ret = are_bricks_offline(self.mnode, self.volname, + bricks_to_bring_offline) + self.assertTrue(ret, 'Bricks {} are not offline'. + format(bricks_to_bring_offline)) + g.log.info('Bringing bricks %s offline is successful', + bricks_to_bring_offline) + + # Append data to data files and create hardlinks + cmd = ('cd %s/test_data_self_heal;for i in `seq 1 100`;' + 'do dd if=/dev/urandom of=file.$i bs=512K count=$i ; done ;' + 'cd .. ' % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Failed to modify data files.") + g.log.info("Successfully modified data files") + + cmd = ('cd %s/test_hardlink_self_heal;for i in `seq 1 5` ;do ' + 'for j in `seq 1 10`;do ln dir.$i/file.$j dir.$i/link_file.$j;' + 'done ; done ; cd .. ' % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Hardlinks creation failed") + g.log.info("Successfully created hardlinks of files") + + # Bring bricks online + ret = bring_bricks_online(self.mnode, self.volname, + bricks_to_bring_offline) + self.assertTrue(ret, 'Failed to bring bricks {} online'.format + (bricks_to_bring_offline)) + g.log.info('Bringing bricks %s online is successful', + bricks_to_bring_offline) + + # Wait for volume processes to be online + ret = wait_for_volume_process_to_be_online(self.mnode, self.volname) + self.assertTrue(ret, ("Failed to wait for volume {} processes to " + "be online".format(self.volname))) + g.log.info("Successful in waiting for volume %s processes to be " + "online", self.volname) + + # Verify volume's all process are online + ret = verify_all_process_of_volume_are_online(self.mnode, self.volname) + self.assertTrue(ret, ("Volume {} : All process are not online".format + (self.volname))) + g.log.info("Volume %s : All process are online", self.volname) + + # Monitor heal completion + ret = monitor_heal_completion(self.mnode, self.volname) + self.assertTrue(ret, 'Heal has not yet completed') + + # Check for split-brain + ret = is_volume_in_split_brain(self.mnode, self.volname) + self.assertFalse(ret, 'Volume is in split-brain state') + g.log.info('Volume is not in split-brain state') + + # Get arequal after getting bricks online + ret, result_after_online = collect_mounts_arequal(self.mounts) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Arequal after getting bricks online ' + 'is %s', result_after_online) + + # Select bricks to bring offline + bricks_to_bring_offline = select_volume_bricks_to_bring_offline( + self.mnode, self.volname) + self.assertIsNotNone(bricks_to_bring_offline, "List is empty") + + # Bring brick offline + ret = bring_bricks_offline(self.volname, bricks_to_bring_offline) + self.assertTrue(ret, 'Failed to bring bricks {} offline'.format + (bricks_to_bring_offline)) + + ret = are_bricks_offline(self.mnode, self.volname, + bricks_to_bring_offline) + self.assertTrue(ret, 'Bricks {} are not offline'.format + (bricks_to_bring_offline)) + g.log.info('Bringing bricks %s offline is successful', + bricks_to_bring_offline) + + # Truncate data to data files and verify hardlinks + cmd = ('cd %s/test_data_self_heal ; for i in `seq 1 100` ;' + 'do truncate -s $(( $i * 128)) file.$i ; done ; cd ..' + % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Failed to truncate files") + g.log.info("Successfully truncated files on mountpoint") + + file_path = ('%s/test_hardlink_self_heal/dir{1..5}/file{1..10}' + % (self.mounts[0].mountpoint)) + link_path = ('%s/test_hardlink_self_heal/dir{1..5}/link_file{1..10}' + % (self.mounts[0].mountpoint)) + file_stat = get_file_stat(self.mounts[0], file_path) + link_stat = get_file_stat(self.mounts[0], link_path) + self.assertEqual(file_stat, link_stat, "Verification of hardlinks " + "failed") + g.log.info("Successfully verified hardlinks") + + # Bring brick online + ret = bring_bricks_online(self.mnode, self.volname, + bricks_to_bring_offline) + self.assertTrue(ret, 'Failed to bring bricks {} online'.format + (bricks_to_bring_offline)) + g.log.info('Bringing bricks %s online is successful', + bricks_to_bring_offline) + + # Wait for volume processes to be online + ret = wait_for_volume_process_to_be_online(self.mnode, self.volname) + self.assertTrue(ret, ("Failed to wait for volume {} processes to " + "be online".format(self.volname))) + g.log.info("Successful in waiting for volume %s processes to be " + "online", self.volname) + + # Verify volume's all process are online + ret = verify_all_process_of_volume_are_online(self.mnode, self.volname) + self.assertTrue(ret, ("Volume {} : All process are not online".format + (self.volname))) + g.log.info("Volume %s : All process are online", self.volname) + + # Monitor heal completion + ret = monitor_heal_completion(self.mnode, self.volname) + self.assertTrue(ret, 'Heal has not yet completed') |