From 3459fb99ff3a46dd3d1c702922758b3b6ab430ea Mon Sep 17 00:00:00 2001 From: kshithijiyer Date: Wed, 29 Apr 2020 13:00:43 +0530 Subject: [Test] Add tc to remove brick using nfs_ganesha Verify remove brick operation while IO is running Steps: 1. Start IO on mount points 2. Perform remove brick operation 3. Validate IOs Change-Id: Ie394f96c9180be57704ca637c8cd725af82323cb Co-authored-by: Jilju Joy Signed-off-by: Jilju Joy Signed-off-by: kshithijiyer --- .../nfs_ganesha/test_ganesha_remove_brick.py | 152 +++++++++++++++++++++ 1 file changed, 152 insertions(+) create mode 100644 tests/functional/nfs_ganesha/test_ganesha_remove_brick.py diff --git a/tests/functional/nfs_ganesha/test_ganesha_remove_brick.py b/tests/functional/nfs_ganesha/test_ganesha_remove_brick.py new file mode 100644 index 000000000..efa731041 --- /dev/null +++ b/tests/functional/nfs_ganesha/test_ganesha_remove_brick.py @@ -0,0 +1,152 @@ +# Copyright (C) 2020 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.nfs_ganesha_libs import NfsGaneshaClusterSetupClass +from glustolibs.gluster.gluster_base_class import runs_on +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.io.utils import validate_io_procs, get_mounts_stat +from glustolibs.gluster.volume_libs import ( + log_volume_info_and_status, shrink_volume, + wait_for_volume_process_to_be_online) + + +@runs_on([['distributed', 'distributed-arbiter', + 'distributed-replicated', 'distributed-dispersed'], + ['nfs']]) +class TestGaneshaRemoveBrick(NfsGaneshaClusterSetupClass): + """ + This test case validates remove brick functionality on volumes exported + through nfs-ganesha + """ + + @classmethod + def setUpClass(cls): + """ + Setup nfs-ganesha if not exists. + Upload IO scripts to clients + """ + cls.get_super_method(cls, 'setUpClass')() + + # Setup nfs-ganesha if not exists. + ret = cls.setup_nfs_ganesha() + if not ret: + raise ExecutionError("Failed to setup nfs-ganesha cluster") + g.log.info("nfs-ganesha cluster is healthy") + + # Upload IO scripts for running IO on mounts + cls.script_upload_path = ("/usr/share/glustolibs/io/scripts/" + "file_dir_ops.py") + ret = upload_scripts(cls.clients, cls.script_upload_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 Volume and Mount Volume + """ + ret = self.setup_volume_and_mount_volume(mounts=self.mounts) + if not ret: + raise ExecutionError("Failed to setup and mount volume %s" + % self.volname) + g.log.info("Successful in setup and mount volume %s", self.volname) + + def test_nfs_ganesha_remove_brick(self): + """ + Verify remove brick operation while IO is running + Steps: + 1. Start IO on mount points + 2. Perform remove brick operation + 3. Validate IOs + """ + # pylint: disable=too-many-statements + # Start IO on all mount points + all_mounts_procs, count = [], 1 + for mount_obj in self.mounts: + cmd = ("/usr/bin/env 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 += 10 + + # 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") + + # Perform remove brick operation + ret = shrink_volume(self.mnode, self.volname) + self.assertTrue(ret, ("Remove brick operation failed on " + "%s", self.volname)) + g.log.info("Remove brick operation is successful on " + "volume %s", self.volname) + + # Wait for volume processes to be online + ret = wait_for_volume_process_to_be_online(self.mnode, self.volname) + self.assertTrue(ret, ("All volume %s processes failed to come up " + "online", self.volname)) + g.log.info("All volume %s processes came up " + "online successfully after remove brick operation", + self.volname) + + # Log volume info and status after performing remove brick + ret = log_volume_info_and_status(self.mnode, self.volname) + self.assertTrue(ret, ("Logging volume info and status failed on " + "volume %s", self.volname)) + g.log.info("Successful in logging volume info and status of volume %s", + self.volname) + + # Validate IO + 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. + 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") + + def tearDown(self): + """ + Unmount and cleanup volume + """ + # Unmount volume + ret = self.unmount_volume(self.mounts) + if ret: + g.log.info("Successfully unmounted the volume") + else: + g.log.error("Failed to unmount volume") + + # Cleanup volume + ret = self.cleanup_volume() + if not ret: + raise ExecutionError("Failed to cleanup volume") + g.log.info("Cleanup volume %s completed successfully", self.volname) + + @classmethod + def tearDownClass(cls): + cls.get_super_method(cls, 'tearDownClass')( + delete_nfs_ganesha_cluster=False) -- cgit