From 50a5048ef2054e054cb59c1cccb1198dedcf677d Mon Sep 17 00:00:00 2001 From: Vijay Avuthu Date: Wed, 24 Jan 2018 12:09:42 +0530 Subject: Adding Client Side Quorum Test Case Change-Id: I73512dde33207295fa954a3b3949f653f03f23c0 Signed-off-by: Vijay Avuthu --- tests/functional/afr/test_client_side_quorum.py | 294 ++++++++++++++++++++++++ 1 file changed, 294 insertions(+) create mode 100644 tests/functional/afr/test_client_side_quorum.py (limited to 'tests/functional/afr/test_client_side_quorum.py') diff --git a/tests/functional/afr/test_client_side_quorum.py b/tests/functional/afr/test_client_side_quorum.py new file mode 100644 index 000000000..6ef4f2c84 --- /dev/null +++ b/tests/functional/afr/test_client_side_quorum.py @@ -0,0 +1,294 @@ +# Copyright (C) 2016-2017 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. + +""" 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 +from glustolibs.io.utils import (validate_io_procs, + is_io_procs_fail_with_rofs) + + +@runs_on([['replicated', 'distributed-replicated'], + ['glusterfs', 'nfs', 'cifs']]) +class ClientSideQuorumTests(GlusterBaseClass): + """ + ClientSideQuorumTests contains tests which verifies the + client side quorum Test Cases + """ + @classmethod + def setUpClass(cls): + """ + Upload the necessary scripts to run tests. + """ + + # 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_abs_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_abs_path) + if not ret: + raise ExecutionError("Failed to upload IO scripts to clients") + + 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(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 of the brick process from the each and every replica set + * perform ops + + """ + # 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("Sucessfully set %s for volume %s" + % (options, self.volname)) + + # write files on all mounts + g.log.info("Starting IO on all mounts...") + g.log.info("mounts: %s" % self.mounts) + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s create_files " + "-f 10 --base-file-name file %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 + g.log.info("Validating IO on mounts") + ret = validate_io_procs(all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("IO is successful on all mounts") + + # 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 bricks offline( 2 bricks ) for all the subvolumes + 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)) + # For volume type: 1 * 2, bring 1 brick offline + if len(subvol_brick_list) == 2: + bricks_to_bring_offline = subvol_brick_list[0:1] + else: + bricks_to_bring_offline = subvol_brick_list[0:2] + 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 succesfully" % bricks_to_bring_offline) + + # create 2 files named newfile0.txt and newfile1.txt + g.log.info("Start creating 2 files on all mounts...") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s create_files " + "-f 2 --base-file-name newfile %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 + g.log.info("Validating whether IO failed with read-only filesystem") + ret = is_io_procs_fail_with_rofs(self, all_mounts_procs, self.mounts) + self.assertTrue(ret, ("Unexpected error and IO successfull" + " on read-only filesystem")) + g.log.info("EXPECTED: Read-only file system in IO while creating file") + + # create directory user1 + g.log.info("Start creating directory on all mounts...") + all_mounts_procs = [] + for mount_obj in self.mounts: + cmd = ("python %s create_deep_dir " + "%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 + g.log.info("Validating whether IO failed with read-only filesystem") + ret = is_io_procs_fail_with_rofs(self, all_mounts_procs, self.mounts) + self.assertTrue(ret, ("Unexpected error and IO successfull" + " on read-only filesystem")) + g.log.info("EXPECTED: Read-only file system in IO while" + " creating directory") + + # create h/w link to file + g.log.info("Start creating hard link for file0.txt on all mounts") + for mount_obj in self.mounts: + cmd = "ln %s/file0.txt %s/file0.txt_hwlink" \ + % (mount_obj.mountpoint, mount_obj.mountpoint) + ret, out, err = g.run(mount_obj.client_system, cmd) + self.assertTrue(ret, ("Unexpected error and creating hard link" + " successful on read-only filesystem")) + self.assertIn("Read-only file system", + err, "Read-only filesystem not found in " + "IO while truncating file") + g.log.info("EXPECTED: Read-only file system in IO") + + # create s/w link + g.log.info("Start creating soft link for file1.txt on all mounts") + for mount_obj in self.mounts: + cmd = "ln -s %s/file1.txt %s/file1.txt_swlink" %\ + (mount_obj.mountpoint, mount_obj.mountpoint) + ret, out, err = g.run(mount_obj.client_system, cmd) + self.assertTrue(ret, ("Unexpected error and creating soft link" + " successful on read-only filesystem")) + self.assertIn("Read-only file system", + err, "Read-only filesystem not found in " + "IO while truncating file") + g.log.info("EXPECTED: Read-only file system in IO") + + # 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, out, err = g.run(mount_obj.client_system, cmd) + self.assertTrue(ret, ("Unexpected error and append successful" + " on read-only filesystem")) + self.assertIn("Read-only file system", + err, "Read-only filesystem not found in " + "IO while truncating file") + g.log.info("EXPECTED: Read-only file system in IO") + + # 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, out, err = g.run(mount_obj.client_system, cmd) + self.assertTrue(ret, ("Unexpected error and modifying successful" + " on read-only filesystem")) + self.assertIn("Read-only file system", + err, "Read-only filesystem not found in " + "IO while truncating file") + g.log.info("EXPECTED: Read-only file system in IO") + + # 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, out, err = g.run(mount_obj.client_system, cmd) + self.assertTrue(ret, ("Unexpected error and truncating file" + " successful on read-only filesystem")) + self.assertIn("Read-only file system", + err, "Read-only filesystem not found in " + "IO while truncating file") + g.log.info("EXPECTED: Read-only file system in IO") + + # 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 + g.log.info("validating IO on all mounts") + ret = validate_io_procs(all_mounts_procs, self.mounts) + self.assertTrue(ret, "Reads failed on some of the clients") + g.log.info("Reads successful on all mounts") + + # 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, out, err = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, ("Unexpected error and stat on file fails" + " on read-only filesystem")) + g.log.info("stat on file is successfull on read-only filesystem") + + # 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, out, err = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, ("Unexpected error and stat on directory" + " fails on read-only filesystem")) + g.log.info("stat on dir is successfull on read-only filesystem") + + # 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, out, err = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, ("Unexpected error and listing file fails" + " on read-only filesystem")) + g.log.info("listing files is successfull on read-only filesystem") -- cgit