From 96e35132f23a19191062e16245bdbd2e4fd8acac Mon Sep 17 00:00:00 2001 From: Sunny Kumar Date: Tue, 30 Jan 2018 20:59:09 +0530 Subject: test : snapshot restore The purpose of this test is to validate restore of a snapshot. Change-Id: Icd73697b10bbec4a1a9576420207ebb26cd69139 Signed-off-by: Sunny Kumar --- .../snapshot/test_validate_snapshot_restore.py | 279 +++++++++++++++++++++ 1 file changed, 279 insertions(+) create mode 100644 tests/functional/snapshot/test_validate_snapshot_restore.py (limited to 'tests/functional') diff --git a/tests/functional/snapshot/test_validate_snapshot_restore.py b/tests/functional/snapshot/test_validate_snapshot_restore.py new file mode 100644 index 000000000..5ac45182e --- /dev/null +++ b/tests/functional/snapshot/test_validate_snapshot_restore.py @@ -0,0 +1,279 @@ +# 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 : The purpose of this test is to validate restore of a snapshot. + +""" + +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.misc.misc_libs import upload_scripts +from glustolibs.gluster.brick_libs import get_all_bricks +from glustolibs.gluster.volume_libs import ( + shrink_volume, verify_all_process_of_volume_are_online) +from glustolibs.gluster.volume_ops import volume_reset +from glustolibs.io.utils import validate_io_procs, get_mounts_stat +from glustolibs.gluster.snap_ops import (snap_create, + snap_delete_all, + snap_restore_complete, + set_snap_config, + get_snap_config) + + +@runs_on([['distributed-replicated', 'distributed-dispersed'], + ['glusterfs']]) +class SnapRestore(GlusterBaseClass): + """ + Test for snapshot restore + Steps : + 1. Create and start a volume + 2. Mount the volume on a client + 3. Create data on the volume (v1) + 4. Set some volume option + 5. Take snapshot of volume + 6. Create some more data on volume (v2) + 7. Reset volume option + 8. Remove brick/bricks + 9. Stop volume + 10. Restore snapshot + 11. Start and mount volume + 12. Validate data on volume (v1) + 13. Validate volume option + 14. Validate bricks after restore + 15. Create snapshot of restored volume + 16. Cleanup + + """ + @classmethod + def setUpClass(cls): + 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): + """ + setUp method + """ + # Setup_Volume + GlusterBaseClass.setUpClass.im_func(self) + ret = self.setup_volume_and_mount_volume(mounts=self.mounts, + volume_create_force=True) + if not ret: + raise ExecutionError("Failed to setup and mount volume") + g.log.info("Volume %s has been setup successfully" % self.volname) + + def tearDown(self): + """ + tearDown + """ + ret, _, _ = snap_delete_all(self.mnode) + if not ret: + raise ExecutionError("Snapshot delete failed.") + GlusterBaseClass.tearDown.im_func(self) + + @classmethod + def tearDownClass(cls): + """ + Clean up the volume & mount + """ + g.log.info("Starting volume and mount cleanup") + ret = cls.unmount_volume_and_cleanup_volume(cls.mounts) + if not ret: + raise ExecutionError("Failed to cleanup volume and mount") + g.log.info("Cleanup successfull for the volume and mount") + + GlusterBaseClass.tearDownClass.im_func(cls) + + def test_validate_snaps_restore(self): + # Start IO on all mounts. + all_mounts_procs = [] + count = 1 + for mount_obj in self.mounts: + g.log.info("Starting IO on %s:%s", mount_obj.client_system, + mount_obj.mountpoint) + cmd = ("python %s create_deep_dirs_with_files " + "--dirname-start-num %d " + "--dir-depth 2 " + "--dir-length 10 " + "--max-num-of-dirs 5 " + "--num-of-files 5 %s" % (self.script_upload_path, count, + mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + count = count + 10 + + # Validate IO + g.log.info("Validating IO's") + ret = validate_io_procs(all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("Successfully validated all io's") + + # Get stat of all the files/dirs created. + g.log.info("Get stat of all the files/dirs created.") + ret = get_mounts_stat(self.mounts) + self.assertTrue(ret, "Stat failed on some of the clients") + g.log.info("Successfully got stat of all files/dirs created") + + # Setting some volume option related to snapshot + option_before_restore = {'volumeConfig': + [{'softLimit': '100', + 'effectiveHardLimit': '200', + 'hardLimit': '256'}], + 'systemConfig': + {'softLimit': '90%', + 'activateOnCreate': 'disable', + 'hardLimit': '256', + 'autoDelete': 'disable'}} + ret = set_snap_config(self.mnode, option_before_restore) + self.assertTrue(ret, ("Failed to set vol option on %s" + % self.volname)) + g.log.info("Volume options for%s is set successfully" % self.volname) + + # Get brick list befor taking snap_restore + bricks_before_snap_restore = get_all_bricks(self.mnode, self.volname) + g.log.info("Brick List before snap restore " + "volume: %s" % bricks_before_snap_restore) + + # Creating snapshot + ret = snap_create(self.mnode, self.volname, "snap1") + self.assertTrue(ret, ("Failed to create snapshot for %s" + % self.volname)) + g.log.info("Snapshot snap1 created successfully for volume %s" + % (self.volname)) + + # Again start IO on all mounts. + all_mounts_procs = [] + count = 1000 + for mount_obj in self.mounts: + g.log.info("Starting IO on %s:%s", mount_obj.client_system, + mount_obj.mountpoint) + cmd = ("python %s create_deep_dirs_with_files " + "--dirname-start-num %d " + "--dir-depth 2 " + "--dir-length 10 " + "--max-num-of-dirs 5 " + "--num-of-files 5 %s" % (self.script_upload_path, count, + mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + count = count + 10 + + # Validate IO + g.log.info("Validating IO's") + ret = validate_io_procs(all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("Successfully validated all io's") + + # Get stat of all the files/dirs created. + g.log.info("Get stat of all the files/dirs created.") + ret = get_mounts_stat(self.mounts) + self.assertTrue(ret, "Stat failed on some of the clients") + g.log.info("Successfully got stat of all files/dirs created") + + # Reset volume to make sure volume options will reset + ret = volume_reset(self.mnode, self.volname, force=False) + self.assertTrue(ret, ("Failed to reset %s" % self.volname)) + g.log.info("Reset Volume %s is Successful" % self.volname) + + # Removing one brick + g.log.info("Starting volume shrink") + ret = shrink_volume(self.mnode, self.volname, force=True) + self.assertTrue(ret, ("Failed to shrink the volume on " + "volume %s", self.volname)) + g.log.info("Shrinking volume is successful on " + "volume %s", self.volname) + + # Restore snapshot + ret = snap_restore_complete(self.mnode, self.volname, "snap1") + self.assertTrue(ret, ("Failed to restore snap snap1 on the " + "volume %s", self.volname)) + g.log.info("Restore of volume is successful from snap1 on " + "volume %s", self.volname) + + # Validate volume is up and running + g.log.info("Verifying volume is up and 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 volume options post restore + option_after_restore = get_snap_config(self.mnode) + # Compare volume options + self.assertNotEqual(option_before_restore, option_after_restore, + "Volume Options are not same after snap restore") + + # Get brick list post restore + bricks_after_snap_restore = get_all_bricks(self.mnode, self.volname) + g.log.info("Brick List after snap restore " + "volume: %s" % bricks_after_snap_restore) + # Compare brick_list + self.assertNotEqual(bricks_before_snap_restore, + bricks_after_snap_restore, + "Bricks are not same after snap restore") + + # Creating snapshot + ret = snap_create(self.mnode, self.volname, "snap2") + self.assertTrue(ret, ("Failed to create snapshot for %s" + % self.volname)) + g.log.info("Snapshot snap2 created successfully for volume %s" + % (self.volname)) + + # Again start IO on all mounts after restore + all_mounts_procs = [] + count = 1000 + for mount_obj in self.mounts: + g.log.info("Starting IO on %s:%s", mount_obj.client_system, + mount_obj.mountpoint) + cmd = ("python %s create_deep_dirs_with_files " + "--dirname-start-num %d " + "--dir-depth 2 " + "--dir-length 10 " + "--max-num-of-dirs 5 " + "--num-of-files 5 %s" % (self.script_upload_path, count, + mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + count = count + 10 + + # Validate IO + g.log.info("Validating IO's") + ret = validate_io_procs(all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("Successfully validated all io's") + + # Get stat of all the files/dirs created. + g.log.info("Get stat of all the files/dirs created.") + ret = get_mounts_stat(self.mounts) + self.assertTrue(ret, "Stat failed on some of the clients") + g.log.info("Successfully got stat of all files/dirs created") -- cgit