From 67378363c96d87b1da597629e2ab5c39caef62ca Mon Sep 17 00:00:00 2001 From: Vitalii Koriakov Date: Mon, 22 Jan 2018 16:37:19 +0200 Subject: Test Data-Self-Heal daemons off (heal command) Change-Id: If92b6f756f362cb4ae90008c6425b6c6652e3758 Signed-off-by: Vitalii Koriakov --- tests/functional/afr/heal/test_self_heal.py | 416 ++++++++++++++++++++++++++++ 1 file changed, 416 insertions(+) create mode 100755 tests/functional/afr/heal/test_self_heal.py (limited to 'tests/functional/afr') diff --git a/tests/functional/afr/heal/test_self_heal.py b/tests/functional/afr/heal/test_self_heal.py new file mode 100755 index 000000000..cf4ac6b17 --- /dev/null +++ b/tests/functional/afr/heal/test_self_heal.py @@ -0,0 +1,416 @@ +# Copyright (C) 2015-2016 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. + +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, + list_all_files_and_dirs_mounts, + wait_for_io_to_complete) + + +@runs_on([['replicated', 'distributed-replicated'], + ['glusterfs', 'cifs', 'nfs']]) +class TestSelfHeal(GlusterBaseClass): + """ + Description: + Arbiter Test cases related to + healing in default configuration of the volume + """ + + @classmethod + def setUpClass(cls): + # Calling GlusterBaseClass setUpClass + GlusterBaseClass.setUpClass.im_func(cls) + + # Upload io scripts for running IO on mounts + g.log.info("Upload io scripts to clients %s for running IO on mounts" + % cls.clients) + script_local_path = ("/usr/share/glustolibs/io/scripts/" + "file_dir_ops.py") + cls.script_upload_path = ("/usr/share/glustolibs/io/scripts/" + "file_dir_ops.py") + ret = upload_scripts(cls.clients, [script_local_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) + + cls.counter = 1 + """int: Value of counter is used for dirname-start-num argument for + file_dir_ops.py create_deep_dirs_with_files. + + The --dir-length argument value for + file_dir_ops.py create_deep_dirs_with_files is set to 10 + (refer to the cmd in setUp method). This means every mount will create + 10 top level dirs. For every mountpoint/testcase to create new set of + dirs, we are incrementing the counter by --dir-length value i.e 10 + in this test suite. + + If we are changing the --dir-length to new value, ensure the counter + is also incremented by same value to create new set of files/dirs. + """ + + def setUp(self): + # Calling GlusterBaseClass setUp + GlusterBaseClass.setUp.im_func(self) + + self.all_mounts_procs = [] + self.io_validation_complete = False + + # 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): + """ + If test method failed before validating IO, tearDown waits for the + IO's to complete and checks for the IO exit status + + Cleanup and umount volume + """ + if not self.io_validation_complete: + g.log.info("Wait for IO to complete as IO validation did not " + "succeed in test method") + ret = wait_for_io_to_complete(self.all_mounts_procs, self.mounts) + if not ret: + raise ExecutionError("IO failed on some of the clients") + g.log.info("IO is successful on all mounts") + + # List all files and dirs created + g.log.info("List all files and directories:") + ret = list_all_files_and_dirs_mounts(self.mounts) + if not ret: + raise ExecutionError("Failed to list all files and dirs") + g.log.info("Listing all files and directories is successful") + + # 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 + GlusterBaseClass.tearDown.im_func(self) + + @classmethod + def tearDownClass(cls): + """tearDownClass. This will be executed once per class. + """ + # Calling GlusterBaseClass tearDownClass. + GlusterBaseClass.tearDownClass.im_func(cls) + + 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 areequal before getting bricks offline + - set the volume option + "self-heal-daemon": "off" + - bring down all bricks processes from selected set + - Get areequal after getting bricks offline and compare with + areequal 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 5k files + - while creating files - kill bricks and bring bricks online one by one + in cycle + - validate IO + """ + + # 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 + for mount_obj in self.mounts: + g.log.info("Generating data for %s:%s" + % (mount_obj.client_system, mount_obj.mountpoint)) + # Create files + g.log.info('Creating files...') + command = ("python %s create_files -f 100 --fixed-file-size 1k %s" + % (self.script_upload_path, mount_obj.mountpoint)) + + proc = g.run_async(mount_obj.client_system, command, + user=mount_obj.user) + self.all_mounts_procs.append(proc) + self.io_validation_complete = False + + # Validate IO + g.log.info("Wait for IO to complete and validate IO ...") + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + self.io_validation_complete = True + g.log.info("IO is successful on all mounts") + + # Get areequal before getting bricks offline + g.log.info('Getting areequal before getting bricks offline...') + ret, result_before_offline = collect_mounts_arequal(self.mounts) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Getting areequal 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 = 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 areequal after getting bricks offline + g.log.info('Getting areequal after getting bricks offline...') + ret, result_after_offline = collect_mounts_arequal(self.mounts) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Getting areequal after getting bricks offline ' + 'is successful') + + # Checking areequals 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 + self.all_mounts_procs = [] + for mount_obj in self.mounts: + g.log.info("Modifying data for %s:%s" % + (mount_obj.client_system, mount_obj.mountpoint)) + # Create files + g.log.info('Creating files...') + command = ("python %s create_files -f 100 --fixed-file-size 10k %s" + % (self.script_upload_path, mount_obj.mountpoint)) + + proc = g.run_async(mount_obj.client_system, command, + user=mount_obj.user) + self.all_mounts_procs.append(proc) + self.io_validation_complete = False + + # Validate IO + g.log.info("Wait for IO to complete and validate IO ...") + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + self.io_validation_complete = True + g.log.info("IO is successful on all mounts") + + # 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, out, err = 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 + self.all_mounts_procs = [] + for mount_obj in self.mounts: + g.log.info("Modifying data for %s:%s" % + (mount_obj.client_system, mount_obj.mountpoint)) + # Create files + g.log.info('Creating files...') + command = ("python %s create_files -f 1000 %s" + % (self.script_upload_path, mount_obj.mountpoint)) + + proc = g.run_async(mount_obj.client_system, command, + user=mount_obj.user) + self.all_mounts_procs.append(proc) + self.io_validation_complete = False + + # 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' + % bricks_to_bring_offline) + + # 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' + % bricks_to_bring_offline) + + # 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 + g.log.info("Wait for IO to complete and validate IO ...") + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + self.io_validation_complete = True + g.log.info("IO is successful on all mounts") -- cgit