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-rw-r--r--tests/functional/afr/test_metadata_self_heal_client_side_heal.py606
1 files changed, 606 insertions, 0 deletions
diff --git a/tests/functional/afr/test_metadata_self_heal_client_side_heal.py b/tests/functional/afr/test_metadata_self_heal_client_side_heal.py
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+++ b/tests/functional/afr/test_metadata_self_heal_client_side_heal.py
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+# 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.
+# pylint: disable=too-many-locals,too-many-statements,too-many-branches
+
+from glusto.core import Glusto as g
+from glustolibs.gluster.gluster_base_class import (GlusterBaseClass, runs_on)
+from glustolibs.gluster.glusterdir import get_dir_contents
+from glustolibs.gluster.glusterfile import get_file_stat
+from glustolibs.gluster.exceptions import ExecutionError
+from glustolibs.gluster.volume_ops import set_volume_options
+from glustolibs.gluster.heal_libs import (monitor_heal_completion,
+ is_heal_complete,
+ is_volume_in_split_brain)
+from glustolibs.gluster.lib_utils import (add_user, del_user,
+ collect_bricks_arequal)
+from glustolibs.gluster.mount_ops import (umount_volume,
+ mount_volume)
+from glustolibs.gluster.volume_libs import get_subvols
+from glustolibs.gluster.brick_libs import (bring_bricks_offline,
+ bring_bricks_online,
+ are_bricks_offline,
+ get_all_bricks)
+from glustolibs.misc.misc_libs import upload_scripts
+from glustolibs.io.utils import (validate_io_procs,
+ list_all_files_and_dirs_mounts,
+ wait_for_io_to_complete,
+ collect_mounts_arequal)
+
+
+@runs_on([['distributed-replicated', 'replicated'],
+ ['glusterfs']])
+class TestAFRMetaDataSelfHealClientSideHeal(GlusterBaseClass):
+ @classmethod
+ def setUpClass(cls):
+
+ 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")
+ if not upload_scripts(cls.clients, [cls.script_upload_path]):
+ 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):
+
+ self.get_super_method(self, 'setUp')()
+ self.all_mounts_procs, self.io_validation_complete = [], False
+
+ # Create users
+ self.users = ['qa_func', 'qa_system', 'qa_perf', 'qa_all']
+ for mount_object in self.mounts:
+ for user in self.users:
+ if not add_user(mount_object.client_system, user):
+ raise ExecutionError("Failed to create user "
+ "{}".format(user))
+ g.log.info("Successfully created all users.")
+
+ # 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:
+ 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
+ if not list_all_files_and_dirs_mounts(self.mounts):
+ raise ExecutionError("Failed to list all files and dirs")
+ g.log.info("Listing all files and directories is successful")
+
+ # Delete user
+ for mount_object in self.mounts:
+ for user in self.users:
+ if not del_user(mount_object.client_system, user):
+ raise ExecutionError("Failed to delete user: {}"
+ .format(user))
+ g.log.info("Successfully deleted all users")
+
+ # 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")
+
+ self.get_super_method(self, 'tearDown')()
+
+ def trigger_heal_from_mount_point(self):
+ """
+ Trigger heal from mount point using read.
+ """
+ # Unmouting and remounting volume to update the volume graph
+ # in client.
+ ret, _, _ = umount_volume(
+ self.mounts[0].client_system, self.mounts[0].mountpoint)
+ self.assertFalse(ret, "Failed to unmount volume.")
+
+ ret, _, _ = mount_volume(
+ self.volname, 'glusterfs', self.mounts[0].mountpoint,
+ self.mnode, self.mounts[0].client_system)
+ self.assertFalse(ret, "Failed to remount volume.")
+ g.log.info('Successfully umounted and remounted volume.')
+
+ # Trigger heal from client side
+ cmd = ("/usr/bin/env python {0} read {1}/{2}".format(
+ self.script_upload_path, self.mounts[0].mountpoint,
+ self.test_meta_data_self_heal_folder))
+ ret, _, _ = g.run(self.mounts[0].client_system, cmd)
+ self.assertFalse(ret, 'Failed to trigger heal on %s'
+ % self.mounts[0].client_system)
+ g.log.info("Successfully triggered heal from mount point.")
+
+ def validate_io_on_clients(self):
+ """
+ Validate I/O on client mount points.
+ """
+ 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")
+
+ def check_arequal_from_mount_point_and_bricks(self):
+ """
+ Check if arequals of mount point and bricks are
+ are the same.
+ """
+ # Check arequals for "replicated"
+ all_bricks = get_all_bricks(self.mnode, self.volname)
+ if self.volume_type == "replicated":
+ # Get arequal before getting bricks offline
+ ret, arequals = collect_mounts_arequal(self.mounts)
+ self.assertTrue(ret, 'Failed to get arequal')
+ g.log.info('Getting arequal before getting bricks offline '
+ 'is successful')
+ mount_point_total = arequals[0].splitlines()[-1].split(':')[-1]
+
+ # Get arequal on bricks and compare with mount_point_total
+ ret, arequals = collect_bricks_arequal(all_bricks)
+ self.assertTrue(ret, 'Failed to get arequal on bricks')
+ for arequal in arequals:
+ brick_total = arequal.splitlines()[-1].split(':')[-1]
+ self.assertEqual(mount_point_total, brick_total,
+ 'Arequals for mountpoint and brick '
+ 'are not equal')
+ g.log.info('Arequals for mountpoint and brick are equal')
+ g.log.info('All arequals are equal for replicated')
+
+ # Check arequals for "distributed-replicated"
+ if self.volume_type == "distributed-replicated":
+ # get the subvolumes
+ subvols_dict = get_subvols(self.mnode, self.volname)
+ num_subvols = len(subvols_dict['volume_subvols'])
+ g.log.info("Number of subvolumes in volume %s:", num_subvols)
+
+ # Get arequals and compare
+ for i in range(0, num_subvols):
+ # Get arequal for first brick
+ subvol_brick_list = subvols_dict['volume_subvols'][i]
+ ret, arequal = collect_bricks_arequal([subvol_brick_list[0]])
+ self.assertTrue(ret, 'Failed to get arequal on first')
+
+ # Get arequal for every brick and compare with first brick
+ first_brick_total = arequal[0].splitlines()[-1].split(':')[-1]
+ ret, arequals = collect_bricks_arequal(subvol_brick_list)
+ self.assertTrue(ret, 'Failed to get arequal on bricks')
+ for arequal in arequals:
+ brick_total = arequal.splitlines()[-1].split(':')[-1]
+ self.assertEqual(first_brick_total, brick_total,
+ 'Arequals for subvol and brick are '
+ 'not equal')
+ g.log.info('Arequals for subvol and brick are equal')
+ g.log.info('All arequals are equal for distributed-replicated')
+
+ def check_permssions_on_bricks(self, bricks_list):
+ """
+ Check permssions on a given set of bricks.
+ """
+ for brick in bricks_list:
+ node, brick_path = brick.split(':')
+ dir_list = get_dir_contents(node, "{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder))
+ self.assertIsNotNone(dir_list, "Dir list from "
+ "brick is empty")
+ g.log.info("Successfully got dir list from bick")
+
+ # Verify changes for dirs
+ for folder in dir_list:
+ ret = get_file_stat(node, "{}/{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder, folder))
+
+ self.assertEqual('555', ret['access'],
+ "Permissions mismatch on node {}"
+ .format(node))
+
+ self.assertEqual('1003', ret['gid'],
+ "Group mismatch on node {}"
+ .format(node))
+
+ # Get list of files for each dir
+ file_list = get_dir_contents(node, "{}/{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ folder))
+ self.assertIsNotNone(file_list, "File list from "
+ "brick is empty.")
+ g.log.info("Successfully got file list from bick.")
+
+ # Verify for group for each file
+ if file_list:
+ for file_name in file_list:
+ ret = get_file_stat(node, "{}/{}/{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ folder, file_name))
+
+ self.assertEqual('1003', ret['gid'],
+ "Group mismatch on node {}"
+ .format(node))
+
+ # Verify permissions for files in dirs 1..50
+ for i in range(1, 51):
+
+ file_list = get_dir_contents(node, "{}/{}/dir.{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i)))
+ self.assertIsNotNone(file_list, "File list from "
+ "brick is empty.")
+ g.log.info("Successfully got file list from bick.")
+
+ if file_list:
+ for file_name in file_list:
+
+ ret = get_file_stat(node, "{}/{}/dir.{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i), file_name))
+ self.assertEqual('666', ret['access'],
+ "Permissions mismatch on node {}"
+ .format(node))
+
+ # Verify permissions for files in dirs 51..100
+ for i in range(51, 101):
+
+ file_list = get_dir_contents(node, "{}/{}/dir.{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i)))
+ self.assertIsNotNone(file_list, "File list from "
+ "brick is empty.")
+ g.log.info("Successfully got file list from bick.")
+
+ if file_list:
+ for file_name in file_list:
+
+ ret = get_file_stat(node, "{}/{}/dir.{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i), file_name))
+ self.assertEqual('444', ret['access'],
+ "Permissions mismatch on node {}"
+ .format(node))
+
+ # Verify ownership for dirs 1..35
+ for i in range(1, 36):
+
+ ret = get_file_stat(node, "{}/{}/dir.{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i)))
+ self.assertEqual('1000', ret['uid'],
+ "User id mismatch on node {}"
+ .format(node))
+
+ # Verify ownership for files in dirs
+ file_list = get_dir_contents(node, "{}/{}/dir.{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i)))
+ self.assertIsNotNone(file_list, "File list from "
+ "brick is empty.")
+ g.log.info("Successfully got file list from bick.")
+
+ if file_list:
+ for file_name in file_list:
+
+ ret = get_file_stat(node, "{}/{}/dir.{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i), file_name))
+ self.assertEqual('1000', ret['uid'],
+ "User id mismatch on node {}"
+ .format(node))
+
+ # Verify ownership for dirs 36..70
+ for i in range(36, 71):
+
+ ret = get_file_stat(node, "{}/{}/dir.{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i)))
+ self.assertEqual('1001', ret['uid'],
+ "User id mismatch on node {}"
+ .format(node))
+
+ # Verify ownership for files in dirs
+ file_list = get_dir_contents(node, "{}/{}/dir.{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i)))
+ self.assertIsNotNone(file_list, "File list from "
+ "brick is empty.")
+ g.log.info("Successfully got file list from bick.")
+
+ if file_list:
+ for file_name in file_list:
+
+ ret = get_file_stat(node, "{}/{}/dir.{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i), file_name))
+ self.assertEqual('1001', ret['uid'],
+ "User id mismatch on node {}"
+ .format(node))
+
+ # Verify ownership for dirs 71..100
+ for i in range(71, 101):
+
+ ret = get_file_stat(node, "{}/{}/dir.{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i)))
+ self.assertEqual('1002', ret['uid'],
+ "User id mismatch on node {}"
+ .format(node))
+
+ # Verify ownership for files in dirs
+ file_list = get_dir_contents(node, "{}/{}/dir.{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i)))
+ self.assertIsNotNone(file_list, "File list from "
+ "brick is empty.")
+ g.log.info("Successfully got file list from bick.")
+
+ if file_list:
+ for file_name in file_list:
+
+ ret = get_file_stat(node, "{}/{}/dir.{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ str(i), file_name))
+ self.assertEqual('1002', ret['uid'],
+ "User id mismatch on node {}"
+ .format(node))
+
+ def test_metadata_self_heal_client_side_heal(self):
+ """
+ Testcase steps:
+ 1.Turn off the options self heal daemon
+ 2.Create IO
+ 3.Calculate arequal of the bricks and mount point
+ 4.Bring down "brick1" process
+ 5.Change the permissions of the directories and files
+ 6.Change the ownership of the directories and files
+ 7.Change the group of the directories and files
+ 8.Bring back the brick "brick1" process
+ 9.Execute "find . | xargs stat" from the mount point to trigger heal
+ 10.Verify the changes in permissions are not self healed on brick1
+ 11.Verify the changes in permissions on all bricks but brick1
+ 12.Verify the changes in ownership are not self healed on brick1
+ 13.Verify the changes in ownership on all the bricks but brick1
+ 14.Verify the changes in group are not successfully self-healed
+ on brick1
+ 15.Verify the changes in group on all the bricks but brick1
+ 16.Turn on the option metadata-self-heal
+ 17.Execute "find . | xargs md5sum" from the mount point to trgger heal
+ 18.Wait for heal to complete
+ 19.Verify the changes in permissions are self-healed on brick1
+ 20.Verify the changes in ownership are successfully self-healed
+ on brick1
+ 21.Verify the changes in group are successfully self-healed on brick1
+ 22.Calculate arequal check on all the bricks and mount point
+ """
+ # Setting options
+ ret = set_volume_options(self.mnode, self.volname,
+ {"self-heal-daemon": "off"})
+ self.assertTrue(ret, 'Failed to set options self-heal-daemon '
+ 'and metadata-self-heal to OFF')
+ g.log.info("Options are set successfully")
+
+ # Creating files on client side
+ self.test_meta_data_self_heal_folder = 'test_meta_data_self_heal'
+ for mount_object in self.mounts:
+ command = ("cd {0}/ ; mkdir {1} ; cd {1}/ ;"
+ "for i in `seq 1 100` ; "
+ "do mkdir dir.$i ; "
+ "for j in `seq 1 5` ; "
+ "do dd if=/dev/urandom of=dir.$i/file.$j "
+ "bs=1K count=$j ; done ; done ;".format
+ (mount_object.mountpoint,
+ self.test_meta_data_self_heal_folder))
+ proc = g.run_async(mount_object.client_system, command,
+ user=mount_object.user)
+ self.all_mounts_procs.append(proc)
+
+ # Validate IO
+ self.validate_io_on_clients()
+
+ # Calculate and check arequal of the bricks and mount point
+ self.check_arequal_from_mount_point_and_bricks()
+
+ # Select bricks to bring offline from a replica set
+ subvols_dict = get_subvols(self.mnode, self.volname)
+ subvols = subvols_dict['volume_subvols']
+ bricks_to_bring_offline = []
+ bricks_to_be_online = []
+ for subvol in subvols:
+ bricks_to_bring_offline.append(subvol[0])
+ for brick in subvol[1:]:
+ bricks_to_be_online.append(brick)
+
+ # Bring bricks 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)
+
+ # Change the permissions of the directories and files
+ self.all_mounts_procs = []
+ for mount_obj in self.mounts:
+ command = ('cd {}/{}; '
+ 'for i in `seq 1 100` ; '
+ 'do chmod 555 dir.$i ; done ; '
+ 'for i in `seq 1 50` ; '
+ 'do for j in `seq 1 5` ; '
+ 'do chmod 666 dir.$i/file.$j ; done ; done ; '
+ 'for i in `seq 51 100` ; '
+ 'do for j in `seq 1 5` ; '
+ 'do chmod 444 dir.$i/file.$j ; done ; done ;'
+ .format(mount_obj.mountpoint,
+ self.test_meta_data_self_heal_folder))
+
+ proc = g.run_async(mount_obj.client_system, command,
+ user=mount_obj.user)
+ self.all_mounts_procs.append(proc)
+ self.io_validation_complete = False
+
+ # Validate IO
+ self.validate_io_on_clients()
+
+ # Change the ownership of the directories and files
+ self.all_mounts_procs = []
+ for mount_obj in self.mounts:
+ command = ('cd {}/{} ; '
+ 'for i in `seq 1 35` ; '
+ 'do chown -R qa_func dir.$i ; done ; '
+ 'for i in `seq 36 70` ; '
+ 'do chown -R qa_system dir.$i ; done ; '
+ 'for i in `seq 71 100` ; '
+ 'do chown -R qa_perf dir.$i ; done ;'
+ .format(mount_obj.mountpoint,
+ self.test_meta_data_self_heal_folder))
+ 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
+ self.validate_io_on_clients()
+
+ # Change the group of the directories and files
+ self.all_mounts_procs = []
+ for mount_obj in self.mounts:
+ command = ('cd {}/{}; '
+ 'for i in `seq 1 100` ; '
+ 'do chgrp -R qa_all dir.$i ; done ;'
+ .format(mount_obj.mountpoint,
+ self.test_meta_data_self_heal_folder))
+
+ 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
+ self.validate_io_on_clients()
+
+ # Bring brick online
+ 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)
+
+ # Trigger heal from mount point
+ self.trigger_heal_from_mount_point()
+
+ # Verify the changes are not self healed on brick1 for each subvol
+ for brick in bricks_to_bring_offline:
+ node, brick_path = brick.split(':')
+
+ dir_list = get_dir_contents(node, "{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder))
+ self.assertIsNotNone(dir_list, "Dir list from "
+ "brick is empty")
+ g.log.info("Successfully got dir list from bick")
+
+ # Verify changes for dirs
+ for folder in dir_list:
+
+ ret = get_file_stat(node, "{}/{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ folder))
+
+ self.assertEqual('755', ret['access'],
+ "Permissions mismatch on node {}"
+ .format(node))
+
+ self.assertEqual('root', ret['username'],
+ "User id mismatch on node {}"
+ .format(node))
+
+ self.assertEqual('root', ret['groupname'],
+ "Group id mismatch on node {}"
+ .format(node))
+
+ # Get list of files for each dir
+ file_list = get_dir_contents(node, "{}/{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ folder))
+ self.assertIsNotNone(file_list, "File list from "
+ "brick is empty.")
+ g.log.info("Successfully got file list from bick.")
+
+ if file_list:
+ for file_name in file_list:
+
+ ret = get_file_stat(node, "{}/{}/{}/{}".format(
+ brick_path, self.test_meta_data_self_heal_folder,
+ folder, file_name))
+
+ self.assertEqual('644', ret['access'],
+ "Permissions mismatch on node"
+ " {} for file {}".format(node,
+ file_name))
+
+ self.assertEqual('root', ret['username'],
+ "User id mismatch on node"
+ " {} for file {}".format(node,
+ file_name))
+
+ self.assertEqual('root', ret['groupname'],
+ "Group id mismatch on node"
+ " {} for file {}".format(node,
+ file_name))
+
+ # Verify the changes are self healed on all bricks except brick1
+ # for each subvol
+ self.check_permssions_on_bricks(bricks_to_be_online)
+
+ # Setting options
+ ret = set_volume_options(self.mnode, self.volname,
+ {"metadata-self-heal": "on"})
+ self.assertTrue(ret, 'Failed to set options to ON.')
+ g.log.info("Options are set successfully")
+
+ # Trigger heal from mount point
+ self.trigger_heal_from_mount_point()
+
+ # 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')
+
+ # Verify the changes are self healed on brick1 for each subvol
+ self.check_permssions_on_bricks(bricks_to_bring_offline)
+
+ # Calculate and check arequal of the bricks and mount point
+ self.check_arequal_from_mount_point_and_bricks()