From fc96066bf74f042bcda9c62476af201a728f2f24 Mon Sep 17 00:00:00 2001 From: Vitalii Koriakov Date: Thu, 21 Jun 2018 10:39:22 +0300 Subject: Creating snapshot on arbiter volume and verifying the contents Change-Id: I21f3d8acce35acb852e36c2747d67bc8ed235e9d Signed-off-by: Vitalii Koriakov --- .../test_create_snapshot_and_verify_content.py | 211 +++++++++++++++++++++ 1 file changed, 211 insertions(+) create mode 100755 tests/functional/arbiter/test_create_snapshot_and_verify_content.py (limited to 'tests/functional/arbiter') diff --git a/tests/functional/arbiter/test_create_snapshot_and_verify_content.py b/tests/functional/arbiter/test_create_snapshot_and_verify_content.py new file mode 100755 index 000000000..53b433ef6 --- /dev/null +++ b/tests/functional/arbiter/test_create_snapshot_and_verify_content.py @@ -0,0 +1,211 @@ +# Copyright (C) 2015-2018 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.snap_ops import (snap_create, snap_restore) +from glustolibs.gluster.volume_ops import (volume_stop, volume_start) +from glustolibs.gluster.volume_libs import ( + verify_all_process_of_volume_are_online, + wait_for_volume_process_to_be_online, + get_subvols) +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.io.utils import collect_mounts_arequal + + +@runs_on([['distributed-replicated', 'replicated'], + ['glusterfs', 'nfs']]) +class TestArbiterSelfHeal(GlusterBaseClass): + """ + Arbiter Self-Heal tests + """ + @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) + + def setUp(self): + # Calling GlusterBaseClass setUp + GlusterBaseClass.setUp.im_func(self) + + # Setup Volumes + if self.volume_type == "distributed-replicated": + self.volume_configs = [] + + # Redefine distributed-replicated volume + self.volume['voltype'] = { + 'type': 'distributed-replicated', + 'replica_count': 3, + 'dist_count': 2, + 'arbiter_count': 1, + 'transport': 'tcp'} + + # 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") + + self.subvols = get_subvols(self.mnode, self.volname)['volume_subvols'] + + 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") + + # Clear all brick folders before snapshot + for subvol in self.subvols: + for brick in subvol: + g.log.info('Clearing brick %s', brick) + node, brick_path = brick.split(':') + ret, _, _ = g.run(node, 'rm -rf %s' % brick_path) + if ret: + raise ExecutionError('Failed in clearing brick %s' % brick) + g.log.info('Clearing brick %s is successful', brick) + g.log.info('Clearing for all brick is successful') + + # Calling GlusterBaseClass teardown + GlusterBaseClass.tearDown.im_func(self) + + def test_create_snapshot_and_verify_content(self): + """ + - Create an arbiter volume + - Create IO + - Calculate arequal of the mount point + - Take a snapshot of the volume + - Create new data on mount point + - Restore the snapshot + - Calculate arequal of the mount point + - Compare arequals + """ + # Creating files on client side + g.log.info("Generating data for %s:%s", + self.mounts[0].client_system, self.mounts[0].mountpoint) + # Create dirs with file + g.log.info('Creating dirs with file...') + command = ("python %s create_deep_dirs_with_files " + "-d 2 " + "-l 2 " + "-n 2 " + "-f 20 " + "%s" + % (self.script_upload_path, self.mounts[0].mountpoint)) + + ret, _, err = g.run(self.mounts[0].client_system, command, + user=self.mounts[0].user) + + self.assertFalse(ret, err) + g.log.info("IO is successful") + + # Get arequal before snapshot + g.log.info('Getting arequal before snapshot...') + ret, arequal_before_snapshot = collect_mounts_arequal(self.mounts[0]) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Getting arequal before snapshot is successful') + + # Create snapshot + snapshot_name = 'testsnap' + g.log.info("Creating snapshot %s ...", snapshot_name) + ret, _, err = snap_create(self.mnode, self.volname, snapshot_name) + self.assertEqual(ret, 0, err) + g.log.info("Snapshot %s created successfully", snapshot_name) + + # Add files on client side + g.log.info("Generating data for %s:%s", + self.mounts[0].client_system, self.mounts[0].mountpoint) + # Create dirs with file + g.log.info('Adding dirs with file...') + command = ("python %s create_deep_dirs_with_files " + "-d 2 " + "-l 2 " + "-n 2 " + "-f 20 " + "%s" + % (self.script_upload_path, + self.mounts[0].mountpoint+'/new_files')) + + ret, _, err = g.run(self.mounts[0].client_system, command, + user=self.mounts[0].user) + + self.assertFalse(ret, err) + g.log.info("IO is successful") + + # Stop the volume + g.log.info("Stopping %s ...", self.volname) + ret, _, err = volume_stop(self.mnode, self.volname) + self.assertEqual(ret, 0, err) + g.log.info("Volume %s stopped successfully", self.volname) + + # Revert snapshot + g.log.info("Reverting snapshot %s ...", snapshot_name) + ret, _, err = snap_restore(self.mnode, snapshot_name) + self.assertEqual(ret, 0, err) + g.log.info("Snapshot %s restored successfully", snapshot_name) + + # Start the volume + g.log.info("Starting %s ...", self.volname) + ret, _, err = volume_start(self.mnode, self.volname) + self.assertEqual(ret, 0, err) + g.log.info("Volume %s started successfully", self.volname) + + # 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) + + # Get arequal after restoring snapshot + g.log.info('Getting arequal after restoring snapshot...') + ret, arequal_after_restoring = collect_mounts_arequal(self.mounts[0]) + self.assertTrue(ret, "Collecting arequal-checksum failed") + + # Checking arequals before creating and after restoring snapshot + self.assertEqual(arequal_before_snapshot, arequal_after_restoring, + 'Arequal before creating snapshot ' + 'and after restoring snapshot are not equal') + g.log.info('Arequal before creating snapshot ' + 'and after restoring snapshot are equal') -- cgit