From ccdea58e7eb310b3bc6415d697fc47544dbfbf52 Mon Sep 17 00:00:00 2001 From: Jilju Joy Date: Sat, 11 May 2019 17:45:18 +0530 Subject: nfs-ganesha: Test case to verify replace brick operation while IO is in progress Change-Id: I40e36e1d4d404fcb9709fa9e50d33cad77172350 Signed-off-by: Jilju Joy --- .../nfs_ganesha/test_ganesha_replace_brick.py | 176 +++++++++++++++++++++ 1 file changed, 176 insertions(+) create mode 100644 tests/functional/nfs_ganesha/test_ganesha_replace_brick.py (limited to 'tests/functional/nfs_ganesha') diff --git a/tests/functional/nfs_ganesha/test_ganesha_replace_brick.py b/tests/functional/nfs_ganesha/test_ganesha_replace_brick.py new file mode 100644 index 000000000..918ac6e2c --- /dev/null +++ b/tests/functional/nfs_ganesha/test_ganesha_replace_brick.py @@ -0,0 +1,176 @@ +# Copyright (C) 2018-2019 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, + replace_brick_from_volume, + wait_for_volume_process_to_be_online) +from glustolibs.gluster.heal_libs import monitor_heal_completion + + +@runs_on([['distributed-replicated', 'replicated', + 'dispersed', 'distributed-dispersed'], + ['nfs']]) +class TestGaneshaReplaceBrick(NfsGaneshaClusterSetupClass): + """ + Test cases to validate remove brick functionality on volumes + exported through nfs-ganesha + """ + + @classmethod + def setUpClass(cls): + """ + Setup nfs-ganesha if not exists. + Upload IO scripts to clients + """ + NfsGaneshaClusterSetupClass.setUpClass.im_func(cls) + + # 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 + 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 and mount volume + """ + g.log.info("Starting to setup and mount volume %s", self.volname) + 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_replace_brick(self): + """ + Verify replace brick operation while IO is running + Steps: + 1. Start IO on mount points + 2. Perofrm replace brick operation + 3. Validate IOs + 4. Get stat of files and dris + """ + # pylint: disable=too-many-statements + # Start IO on all mount points + 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 + + # 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") + + # Perform replace brick operation + g.log.info("Replace a brick from the volume") + ret = replace_brick_from_volume(self.mnode, self.volname, + self.servers, self.all_servers_info) + self.assertTrue(ret, "Failed to replace brick from the volume") + g.log.info("Replace brick operation successful") + + # Wait for volume processes to be online + g.log.info("Wait for volume processes to be online after replace " + "brick operation") + 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 replace brick operation", + self.volname) + + # Log volume info and status + g.log.info("Logging volume info and status after replacing brick " + "from the volume %s", self.volname) + ret = log_volume_info_and_status(self.mnode, self.volname) + self.assertTrue(ret, ("Failed to log volume info and status of " + "volume %s", self.volname)) + g.log.info("Successful in logging volume info and status of volume %s", + self.volname) + + # Wait for self-heal to complete + g.log.info("Wait for self-heal to complete") + ret = monitor_heal_completion(self.mnode, self.volname) + self.assertTrue(ret, 'Heal has not yet completed') + g.log.info("Self-heal is successful after replace-brick operation") + + # Validate IOs + 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") + + 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): + (NfsGaneshaClusterSetupClass. + tearDownClass. + im_func(cls, delete_nfs_ganesha_cluster=False)) -- cgit