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Diffstat (limited to 'tests/functional/afr/test_client_side_quorum_with_cross2.py')
| -rw-r--r-- | tests/functional/afr/test_client_side_quorum_with_cross2.py | 794 |
1 files changed, 794 insertions, 0 deletions
diff --git a/tests/functional/afr/test_client_side_quorum_with_cross2.py b/tests/functional/afr/test_client_side_quorum_with_cross2.py new file mode 100644 index 000000000..142fcb886 --- /dev/null +++ b/tests/functional/afr/test_client_side_quorum_with_cross2.py @@ -0,0 +1,794 @@ +# Copyright (C) 2016-2017 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. + +""" Description: + Test Cases in this module tests the client side quorum. +""" + +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.gluster.volume_libs import ( + set_volume_options, get_subvols) +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.gluster.brick_libs import (bring_bricks_offline, + bring_bricks_online) +from glustolibs.io.utils import (validate_io_procs, + is_io_procs_fail_with_rofs) + + +@runs_on([['replicated', 'distributed-replicated'], + ['glusterfs', 'nfs']]) +class ClientSideQuorumCross2Tests(GlusterBaseClass): + """ + ClientSideQuorumCross2Tests contains tests which verifies the + client side quorum Test Cases with cross 2 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) + + # Override Volumes + if cls.volume_type == "distributed-replicated": + # Define 2x2 distributed-replicated volume + cls.volume['voltype'] = { + 'type': 'distributed-replicated', + 'replica_count': 2, + 'dist_count': 2, + 'transport': 'tcp'} + + if cls.volume_type == "replicated": + # Define x2 replicated volume + cls.volume['voltype'] = { + 'type': 'replicated', + 'replica_count': 2, + 'transport': 'tcp'} + + def setUp(self): + """ + setUp method for every test + """ + + # calling GlusterBaseClass setUp + GlusterBaseClass.setUp.im_func(self) + + # Setup Volume and Mount Volume + g.log.info("Starting to Setup Volume %s", self.volname) + ret = self.setup_volume_and_mount_volume(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): + """ + tearDown for every test + """ + + # stopping the 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 Unmount Volume and Cleanup Volume") + g.log.info("Successful in Unmount Volume and Cleanup Volume") + + # Calling GlusterBaseClass tearDown + GlusterBaseClass.tearDown.im_func(self) + + def test_client_side_quorum_with_auto_option_cross2(self): + """ + Test Script to verify the Client Side Quorum with auto option + + * set cluster.quorum-type to auto. + * start I/O from the mount point. + * kill 2-nd brick process from the each and every replica set + * perform ops + + """ + # pylint: disable=too-many-branches,too-many-statements + # set cluster.quorum-type to auto + options = {"cluster.quorum-type": "auto"} + g.log.info("setting cluster.quorum-type to auto on " + "volume %s", self.volname) + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, ("Unable to set volume option %s for" + "volume %s" % (options, self.volname))) + g.log.info("Successfully set %s for volume %s", options, self.volname) + + # Start IO on mounts + g.log.info("Starting IO .....") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name file %s" % (self.script_upload_path, + self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # get the subvolumes + g.log.info("Starting to get sub-volumes for volume %s", self.volname) + 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) + + # bring 2-nd bricks offline for all the subvolumes + offline_bricks = [] + for i in range(0, num_subvols): + subvol_brick_list = subvols_dict['volume_subvols'][i] + g.log.info("sub-volume %s brick list : %s", i, subvol_brick_list) + bricks_to_bring_offline = subvol_brick_list[1] + g.log.info("Going to bring down the brick process " + "for %s", bricks_to_bring_offline) + ret = bring_bricks_offline(self.volname, bricks_to_bring_offline) + self.assertTrue(ret, ("Failed to bring down the bricks. Please " + "check the log file for more details.")) + g.log.info("Brought down the brick process " + "for %s successfully", bricks_to_bring_offline) + offline_bricks.append(bricks_to_bring_offline) + + # create new file named newfile0.txt + g.log.info("Start creating new file on all mounts...") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 1 --base-file-name newfile %s" % + (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # create directory user1 + g.log.info("Start creating directory on all mounts...") + all_mounts_procs = [] + cmd = ("python %s create_deep_dir %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # create h/w link to file + g.log.info("Start creating hard link for file0.txt on mount") + cmd = ("ln %s/file0.txt %s/file0.txt_hwlink" + % (self.mounts[0].mountpoint, self.mounts[0].mountpoint)) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertFalse(ret, 'Failed to create hard link ' + 'for file0.txt on %s' + % self.mounts[0].mountpoint) + g.log.info("Hard link for file0.txt on %s is created successfully", + self.mounts[0].mountpoint) + + # create s/w link + g.log.info("Start creating soft link for file1.txt on mount") + cmd = ("ln -s %s/file1.txt %s/file1.txt_swlink" + % (self.mounts[0].mountpoint, self.mounts[0].mountpoint)) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertFalse(ret, 'Failed to create soft link ' + 'for file1.txt on %s' + % self.mounts[0].mountpoint) + g.log.info("Soft link for file1.txt on %s is created successfully", + self.mounts[0].mountpoint) + + # append to file + g.log.info("Appending to file1.txt on all mounts") + for mount_obj in self.mounts: + cmd = ("cat %s/file0.txt >> %s/file1.txt" + % (mount_obj.mountpoint, mount_obj.mountpoint)) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, 'Failed to append file1.txt on %s' + % mount_obj.mountpoint) + g.log.info("Appending for file1.txt on %s is successful", + mount_obj.mountpoint) + + # modify the file + g.log.info("Modifying file1.txt on all mounts") + for mount_obj in self.mounts: + cmd = ("echo 'Modify Contents' > %s/file1.txt" + % mount_obj.mountpoint) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, 'Failed to modify file1.txt on %s' + % mount_obj.mountpoint) + g.log.info("Modifying for file1.txt on %s is successful", + mount_obj.mountpoint) + + # truncate the file + g.log.info("Truncating file1.txt on all mounts") + for mount_obj in self.mounts: + cmd = "truncate -s 0 %s/file1.txt" % mount_obj.mountpoint + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, 'Failed to truncate file1.txt on %s' + % mount_obj.mountpoint) + g.log.info("Truncating for file1.txt on %s is successful", + mount_obj.mountpoint) + + # read the file + g.log.info("Starting reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read %s" + % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # stat on file + g.log.info("stat on file1.txt on all mounts") + for mount_obj in self.mounts: + cmd = "stat %s/file1.txt" % mount_obj.mountpoint + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, 'Failed to stat file1.txt on %s' + % mount_obj.mountpoint) + g.log.info("Stat for file1.txt on %s is successful", + mount_obj.mountpoint) + + # stat on dir + g.log.info("stat on directory on all mounts") + for mount_obj in self.mounts: + cmd = ("python %s stat %s" + % (self.script_upload_path, mount_obj.mountpoint)) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, 'Failed to stat directory on %s' + % mount_obj.mountpoint) + g.log.info("Stat for directory on %s is successful", + mount_obj.mountpoint) + + # ls on mount point + g.log.info("ls on mount point on all mounts") + for mount_obj in self.mounts: + cmd = ("python %s ls %s" + % (self.script_upload_path, mount_obj.mountpoint)) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, 'Failed to ls on %s' + % mount_obj.mountpoint) + g.log.info("ls for %s is successful", mount_obj.mountpoint) + + # bring back the bricks online for all subvolumes + g.log.info("bringing up the brick : %s online", + offline_bricks) + ret = bring_bricks_online(self.mnode, self.volname, + offline_bricks) + self.assertTrue(ret, ("Failed to brought the brick %s online" + % offline_bricks)) + g.log.info("Successfully brought the bricks") + + def test_client_side_quorum_with_fixed_for_cross2(self): + """ + Test Script to verify the Client Side Quorum with fixed + for cross 2 volume + + * Disable self heal daemom + * set cluster.quorum-type to fixed. + * start I/O( write and read )from the mount point - must succeed + * Bring down brick1 + * start I/0 ( write and read ) - must succeed + * set the cluster.quorum-count to 1 + * start I/0 ( write and read ) - must succeed + * set the cluster.quorum-count to 2 + * start I/0 ( write and read ) - read must pass, write will fail + * bring back the brick1 online + * start I/0 ( write and read ) - must succeed + * Bring down brick2 + * start I/0 ( write and read ) - read must pass, write will fail + * set the cluster.quorum-count to 1 + * start I/0 ( write and read ) - must succeed + * cluster.quorum-count back to 2 and cluster.quorum-type to auto + * start I/0 ( write and read ) - must succeed + * Bring back brick2 online + * Bring down brick1 + * start I/0 ( write and read ) - read must pass, write will fail + * set the quorum-type to none + * start I/0 ( write and read ) - must succeed + + """ + # pylint: disable=too-many-branches,too-many-statements + # Disable self heal daemon + options = {"cluster.self-heal-daemon": "off"} + g.log.info("setting %s for the volume %s", options, self.volname) + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, ("Unable to set %s for volume %s" + % (options, self.volname))) + g.log.info("Successfully set %s for volume %s", + options, self.volname) + + # set cluster.quorum-type to fixed + options = {"cluster.quorum-type": "fixed"} + g.log.info("setting %s for the volume %s", options, self.volname) + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, ("Unable to set %s for volume %s" + % (options, self.volname))) + g.log.info("Successfully set %s for volume %s", + options, self.volname) + + # start I/O( write ) - must succeed + g.log.info("Starting IO on all mounts...") + g.log.info("mounts: %s", self.mounts) + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name file %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # get the subvolumes + g.log.info("Starting to get sub-volumes for volume %s", self.volname) + 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) + + # Bring down brick1 for all the subvolumes + subvolumes_first_brick_list = [] + subvolumes_second_brick_list = [] + for i in range(0, num_subvols): + subvol_brick_list = subvols_dict['volume_subvols'][i] + g.log.info("sub-volume %s brick list : %s", i, subvol_brick_list) + subvolumes_first_brick_list.append(subvol_brick_list[0]) + subvolumes_second_brick_list.append(subvol_brick_list[1]) + + g.log.info("Going to bring down the brick process " + "for %s", subvolumes_first_brick_list) + ret = bring_bricks_offline(self.volname, subvolumes_first_brick_list) + self.assertTrue(ret, ("Failed to bring down the bricks. Please " + "check the log file for more details.")) + g.log.info("Brought down the brick process " + "for %s successfully", subvolumes_first_brick_list) + + # start I/0 ( write and read ) - must succeed + g.log.info("Starting IO on all mounts...") + g.log.info("mounts: %s", self.mounts) + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name second_file %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # set the cluster.quorum-count to 1 + options = {"cluster.quorum-count": "1"} + g.log.info("setting %s for the volume %s", options, self.volname) + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, ("Unable to set %s for volume %s" + % (options, self.volname))) + g.log.info("Successfully set %s for volume %s", + options, self.volname) + + # start I/0 ( write and read ) - must succeed + g.log.info("Starting IO on mount.....") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name third_file %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # set the cluster.quorum-count to 2 + options = {"cluster.quorum-count": "2"} + g.log.info("setting %s for the volume %s", options, self.volname) + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, ("Unable to set %s for volume %s" + % (options, self.volname))) + g.log.info("Successfully set %s for volume %s", + options, self.volname) + + # start I/0 ( write and read ) - read must pass, write will fail + g.log.info("Starting IO on mount......") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name fourth_file %s" % + (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + g.log.info("Validating whether IO failed with Read Only File System") + ret, _ = is_io_procs_fail_with_rofs(self, all_mounts_procs, + self.mounts) + self.assertTrue(ret, ("Unexpected Error and IO successful" + " on Read-Only File System")) + g.log.info("EXPECTED Read-only file system in IO while creating file") + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # bring back the brick1 online for all subvolumes + g.log.info("bringing up the bricks : %s online", + subvolumes_first_brick_list) + ret = bring_bricks_online(self.mnode, self.volname, + subvolumes_first_brick_list) + self.assertTrue(ret, ("Failed to brought the bricks %s online" + % subvolumes_first_brick_list)) + g.log.info("Successfully brought the bricks %s online", + subvolumes_first_brick_list) + + # start I/0 ( write and read ) - must succeed + g.log.info("Starting IO on mount.....") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name fifth_file %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # Bring down brick2 for all the subvolumes + g.log.info("Going to bring down the brick process " + "for %s", subvolumes_second_brick_list) + ret = bring_bricks_offline(self.volname, subvolumes_second_brick_list) + self.assertTrue(ret, ("Failed to bring down the bricks. Please " + "check the log file for more details.")) + g.log.info("Brought down the brick process " + "for %s successfully", subvolumes_second_brick_list) + + # start I/0 ( write and read ) - read must pass, write will fail + g.log.info("Start creating files on mounts.....") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name sixth_file %s" % + (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + g.log.info("Validating whether IO failed with Read Only File System") + ret, _ = is_io_procs_fail_with_rofs(self, all_mounts_procs, + self.mounts) + self.assertTrue(ret, ("Unexpected Error and IO successful" + " on Read-Only File System")) + g.log.info("EXPECTED Read-only file system in IO while creating file") + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # set the cluster.quorum-count to 1 + options = {"cluster.quorum-count": "1"} + g.log.info("setting %s for the volume %s", options, self.volname) + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, ("Unable to set %s for volume %s" + % (options, self.volname))) + g.log.info("Successfully set %s for volume %s", + options, self.volname) + + # start I/0 ( write and read ) - must succeed + g.log.info("Starting IO on mount.....") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name seventh_file %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # set cluster.quorum-type to auto and cluster.quorum-count back to 2 + options = {"cluster.quorum-type": "auto", + "cluster.quorum-count": "2"} + g.log.info("setting %s for the volume %s", options, self.volname) + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, ("Unable to set %s for volume %s" + % (options, self.volname))) + g.log.info("Successfully set %s for volume %s", + options, self.volname) + + # start I/0 ( write and read ) - must succeed + g.log.info("Starting IO on mount.....") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name eigth_file %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # Bring back brick2 online for all the subvolumes + g.log.info("bringing up the bricks : %s online", + subvolumes_second_brick_list) + ret = bring_bricks_online(self.mnode, self.volname, + subvolumes_second_brick_list) + self.assertTrue(ret, ("Failed to brought the brick %s online" + % subvolumes_second_brick_list)) + g.log.info("Successfully brought the brick %s online", + subvolumes_second_brick_list) + + # Bring down brick1 again for all the subvolumes + g.log.info("Going to bring down the brick process " + "for %s", subvolumes_first_brick_list) + ret = bring_bricks_offline(self.volname, subvolumes_first_brick_list) + self.assertTrue(ret, ("Failed to bring down the bricks. Please " + "check the log file for more details.")) + g.log.info("Brought down the brick process " + "for %s successfully", subvolumes_first_brick_list) + + # start I/0 ( write and read ) - read must pass, write will fail + g.log.info("Start creating files on mounts.....") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name ninth_file %s" % + (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + g.log.info("Validating whether IO failed with Read Only File System") + ret, _ = is_io_procs_fail_with_rofs(self, all_mounts_procs, + self.mounts) + self.assertTrue(ret, ("Unexpected Error and IO successful" + " on Read-Only File System")) + g.log.info("EXPECTED Read-only file system in IO while creating file") + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # set the quorum-type to none + options = {"cluster.quorum-type": "none"} + g.log.info("setting %s for the volume %s", options, self.volname) + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, ("Unable to set %s for volume %s" + % (options, self.volname))) + g.log.info("Successfully set %s for volume %s", + options, self.volname) + + # start I/0 ( write and read ) - must succeed + g.log.info("Starting IO on mount.....") + all_mounts_procs = [] + cmd = ("python %s create_files " + "-f 10 --base-file-name tenth_file %s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + proc = g.run_async(self.mounts[0].client_system, cmd, + user=self.mounts[0].user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "IO failed on some of the clients" + ) + + # read the file + g.log.info("Start reading files on all mounts") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s read " + "%s" % (self.script_upload_path, mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + + # Validate IO + self.assertTrue( + validate_io_procs(all_mounts_procs, self.mounts), + "Reads failed on some of the clients" + ) + + # bring back the bricks online for all subvolumes + g.log.info("bringing up the brick : %s online", + subvolumes_first_brick_list) + ret = bring_bricks_online(self.mnode, self.volname, + subvolumes_first_brick_list) + self.assertTrue(ret, ("Failed to brought the brick %s online" + % subvolumes_first_brick_list)) + g.log.info("Successfully brought the bricks") |