From c0c7477d426646a650e6c40f445a2006288779f3 Mon Sep 17 00:00:00 2001 From: kshithijiyer Date: Tue, 14 Jan 2020 16:47:11 +0530 Subject: [Test] Moved test_data_self_heal_daemon_off from afr to arbiter folder Change-Id: I1eacfd74c730d28e36bb8f7e3a1f574edc3d13c7 Co-authored-by: Vitalii Koriakov Signed-off-by: Vitalii Koriakov Signed-off-by: kshithijiyer --- .../arbiter/test_data_self_heal_daemon_off.py | 364 +++++++++++++++++++++ 1 file changed, 364 insertions(+) create mode 100644 tests/functional/arbiter/test_data_self_heal_daemon_off.py (limited to 'tests/functional/arbiter/test_data_self_heal_daemon_off.py') diff --git a/tests/functional/arbiter/test_data_self_heal_daemon_off.py b/tests/functional/arbiter/test_data_self_heal_daemon_off.py new file mode 100644 index 000000000..96cfbd005 --- /dev/null +++ b/tests/functional/arbiter/test_data_self_heal_daemon_off.py @@ -0,0 +1,364 @@ +# Copyright (C) 2020 Red Hat, Inc. +# +# 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 sys +from time import sleep +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_ops import set_volume_options +from glustolibs.gluster.volume_libs import ( + verify_all_process_of_volume_are_online, + wait_for_volume_process_to_be_online) +from glustolibs.gluster.volume_libs import expand_volume +from glustolibs.gluster.brick_libs import (select_bricks_to_bring_offline, + bring_bricks_offline, + bring_bricks_online, + are_bricks_offline, + get_all_bricks) +from glustolibs.gluster.heal_libs import (monitor_heal_completion, + is_heal_complete, + is_volume_in_split_brain, + is_shd_daemonized) +from glustolibs.gluster.rebalance_ops import (rebalance_start, + wait_for_rebalance_to_complete) +from glustolibs.gluster.heal_ops import trigger_heal +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.io.utils import (collect_mounts_arequal, validate_io_procs) + + +@runs_on([['replicated', 'distributed-replicated'], ['glusterfs', 'nfs']]) +class TestSelfHeal(GlusterBaseClass): + """ + Description: + Arbiter Test cases related to + healing in default configuration of the volume + """ + + @classmethod + def setUpClass(cls): + # Calling GlusterBaseClass setUpClass + cls.get_super_method(cls, 'setUpClass')() + + # Overriding the volume type to specifically test the volume type + # Change from distributed-replicated to arbiter + if cls.volume_type == "distributed-replicated": + cls.volume['voltype'] = { + 'type': 'distributed-replicated', + 'dist_count': 2, + 'replica_count': 3, + 'arbiter_count': 1, + 'transport': 'tcp'} + + # Upload io scripts for running IO on mounts + g.log.info("Upload io scripts to clients %s for running IO on mounts", + cls.clients) + 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) + + def setUp(self): + # Calling GlusterBaseClass + self.get_super_method(self, 'setUp')() + + # Setup Volume and Mount Volume + g.log.info("Starting to 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 + g.log.info("Starting to Unmount Volume and Cleanup 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_data_self_heal_daemon_off(self): + """ + Test Data-Self-Heal (heal command) + + Description: + - set the volume option + "metadata-self-heal": "off" + "entry-self-heal": "off" + "data-self-heal": "off" + - create IO + - Get arequal before getting bricks offline + - set the volume option + "self-heal-daemon": "off" + - bring down all bricks processes from selected set + - Get areeual after getting bricks offline and compare with + arequal before getting bricks offline + - modify the data + - bring bricks online + - set the volume option + "self-heal-daemon": "on" + - check daemons and start healing + - check if heal is completed + - check for split-brain + - add bricks + - do rebalance + - create 1k files + - while creating files - kill bricks and bring bricks online one by one + in cycle + - validate IO + """ + # pylint: disable=too-many-statements,too-many-locals + + # Setting options + g.log.info('Setting options...') + options = {"metadata-self-heal": "off", + "entry-self-heal": "off", + "data-self-heal": "off"} + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, 'Failed to set options %s' % options) + g.log.info("Successfully set %s for volume %s", + options, self.volname) + + # Creating files on client side + g.log.info("Starting IO on %s:%s", self.mounts[0].client_system, + self.mounts[0].mountpoint) + cmd = ("/usr/bin/env python%d %s create_files -f 100" + " --fixed-file-size 1k %s" + % (sys.version_info.major, self.script_upload_path, + self.mounts[0].mountpoint)) + ret, _, err = g.run(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + self.assertFalse(ret, 'Failed to create the data for %s: %s' + % (self.mounts[0].mountpoint, err)) + g.log.info('Created IO for %s is successfully', + self.mounts[0].mountpoint) + + # Get arequal before getting bricks offline + g.log.info('Getting arequal before getting bricks offline...') + ret, arequals = collect_mounts_arequal(self.mounts) + self.assertTrue(ret, 'Failed to get arequal') + result_before_offline = arequals[0].splitlines()[-1].split(':')[-1] + g.log.info('Getting arequal before getting bricks offline ' + 'is successful') + + # Setting options + g.log.info('Setting options...') + options = {"self-heal-daemon": "off"} + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, 'Failed to set options %s' % options) + g.log.info("Option 'self-heal-daemon' is set to 'off' successfully") + + # Select bricks to bring offline + bricks_to_bring_offline_dict = (select_bricks_to_bring_offline( + self.mnode, self.volname)) + bricks_to_bring_offline = list(filter(None, ( + bricks_to_bring_offline_dict['hot_tier_bricks'] + + bricks_to_bring_offline_dict['cold_tier_bricks'] + + bricks_to_bring_offline_dict['volume_bricks']))) + + # Bring brick offline + g.log.info('Bringing bricks %s offline...', bricks_to_bring_offline) + ret = bring_bricks_offline(self.volname, bricks_to_bring_offline) + self.assertTrue(ret, 'Failed to bring bricks %s offline' % + bricks_to_bring_offline) + + ret = are_bricks_offline(self.mnode, self.volname, + bricks_to_bring_offline) + self.assertTrue(ret, 'Bricks %s are not offline' + % bricks_to_bring_offline) + g.log.info('Bringing bricks %s offline is successful', + bricks_to_bring_offline) + + # Get arequal after getting bricks offline + g.log.info('Getting arequal after getting bricks offline...') + ret, arequals = collect_mounts_arequal(self.mounts) + self.assertTrue(ret, 'Failed to get arequal') + result_after_offline = arequals[0].splitlines()[-1].split(':')[-1] + g.log.info('Getting arequal after getting bricks offline ' + 'is successful') + + # Checking arequals before bringing bricks offline + # and after bringing bricks offline + self.assertEqual(result_before_offline, result_after_offline, + 'Checksums before and ' + 'after bringing bricks online are not equal') + g.log.info('Checksums before and after bringing bricks online ' + 'are equal') + + # Modify the data + g.log.info("Modifying data for %s:%s", self.mounts[0].client_system, + self.mounts[0].mountpoint) + cmd = ("/usr/bin/env python%d %s create_files -f 100" + " --fixed-file-size 10k %s" + % (sys.version_info.major, self.script_upload_path, + self.mounts[0].mountpoint)) + ret, _, err = g.run(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + self.assertFalse(ret, 'Failed to midify the data for %s: %s' + % (self.mounts[0].mountpoint, err)) + g.log.info('Modified IO for %s is successfully', + self.mounts[0].mountpoint) + + # Bring brick online + g.log.info('Bringing bricks %s online...', bricks_to_bring_offline) + ret = bring_bricks_online(self.mnode, self.volname, + bricks_to_bring_offline) + self.assertTrue(ret, 'Failed to bring bricks %s online' % + bricks_to_bring_offline) + g.log.info('Bringing bricks %s online is successful', + bricks_to_bring_offline) + + # Setting options + g.log.info('Setting options...') + options = {"self-heal-daemon": "on"} + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, 'Failed to set options %s' % options) + g.log.info("Option 'self-heal-daemon' is set to 'on' successfully") + + # Wait for volume processes to be online + g.log.info("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 %s processes to " + "be online", self.volname)) + g.log.info("Successful in waiting for volume %s processes to be " + "online", self.volname) + + # Verify volume's all process are online + g.log.info("Verifying volume's all process are online") + ret = verify_all_process_of_volume_are_online(self.mnode, self.volname) + self.assertTrue(ret, ("Volume %s : All process are not online" + % self.volname)) + g.log.info("Volume %s : All process are online", self.volname) + + # Wait for self-heal-daemons to be online + g.log.info("Waiting for self-heal-daemons to be online") + ret = is_shd_daemonized(self.all_servers) + self.assertTrue(ret, "Either No self heal daemon process found") + g.log.info("All self-heal-daemons are online") + + # Start healing + ret = trigger_heal(self.mnode, self.volname) + self.assertTrue(ret, 'Heal is not started') + g.log.info('Healing is started') + + # Monitor heal completion + ret = monitor_heal_completion(self.mnode, self.volname) + self.assertTrue(ret, 'Heal has not yet completed') + + # Check if heal is completed + ret = is_heal_complete(self.mnode, self.volname) + self.assertTrue(ret, 'Heal is not complete') + g.log.info('Heal is completed successfully') + + # 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') + + # Add bricks + g.log.info("Start adding bricks to volume...") + ret = expand_volume(self.mnode, self.volname, self.servers, + self.all_servers_info) + self.assertTrue(ret, ("Failed to expand the volume %s", self.volname)) + g.log.info("Expanding volume is successful on " + "volume %s", self.volname) + + # Do rebalance + ret, _, _ = rebalance_start(self.mnode, self.volname) + self.assertEqual(ret, 0, 'Failed to start rebalance') + g.log.info('Rebalance is started') + + ret = wait_for_rebalance_to_complete(self.mnode, self.volname) + self.assertTrue(ret, 'Rebalance is not completed') + g.log.info('Rebalance is completed successfully') + + # Create 1k files + all_mounts_procs = [] + g.log.info("Modifying data for %s:%s", self.mounts[0].client_system, + self.mounts[0].mountpoint) + command = ("python %s create_files -f 1000 --base-file-name newfile %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + + proc = g.run_async(self.mounts[0].client_system, command, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Kill all bricks in cycle + bricks_list = get_all_bricks(self.mnode, self.volname) + for brick in bricks_list: + # Bring brick offline + g.log.info('Bringing bricks %s offline', brick) + ret = bring_bricks_offline(self.volname, [brick]) + self.assertTrue(ret, 'Failed to bring bricks %s offline' % brick) + + ret = are_bricks_offline(self.mnode, self.volname, [brick]) + self.assertTrue(ret, 'Bricks %s are not offline' % brick) + g.log.info('Bringing bricks %s offline is successful', brick) + + # Introducing 30 second sleep when brick is down + g.log.info("Waiting for 30 seconds, with ongoing IO while " + "brick %s is offline", brick) + sleep(30) + + # Bring brick online + g.log.info('Bringing bricks %s online...', brick) + ret = bring_bricks_online(self.mnode, self.volname, + [brick]) + self.assertTrue(ret, 'Failed to bring bricks %s online' % + bricks_to_bring_offline) + g.log.info('Bringing bricks %s online is successful', + brick) + + # Wait for volume processes to be online + g.log.info("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 %s processes to " + "be online", self.volname)) + g.log.info("Successful in waiting for volume %s processes to be " + "online", self.volname) + + # Verify volume's all process are online + g.log.info("Verifying volume's all process are online") + ret = verify_all_process_of_volume_are_online(self.mnode, + self.volname) + self.assertTrue(ret, ("Volume %s : All process are not online" + % self.volname)) + g.log.info("Volume %s : All process are online", self.volname) + + # Wait for self-heal-daemons to be online + g.log.info("Waiting for self-heal-daemons to be online") + ret = is_shd_daemonized(self.all_servers) + self.assertTrue(ret, "Either No self heal daemon process found or" + "more than one self heal daemon process" + "found") + g.log.info("All self-heal-daemons are online") + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients") -- cgit