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| -rw-r--r-- | tests/functional/dht/test_rebalance_with_hidden_files.py | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/tests/functional/dht/test_rebalance_with_hidden_files.py b/tests/functional/dht/test_rebalance_with_hidden_files.py new file mode 100644 index 000000000..6e51f0523 --- /dev/null +++ b/tests/functional/dht/test_rebalance_with_hidden_files.py @@ -0,0 +1,204 @@ +# Copyright (C) 2017-2018 Red Hat, Inc. <http://www.redhat.com> +# +# 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.constants import FILETYPE_FILES +from glustolibs.gluster.constants import \ + TEST_FILE_EXISTS_ON_HASHED_BRICKS as FILE_ON_HASHED_BRICKS +from glustolibs.gluster.dht_test_utils import validate_files_in_dir +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.gluster.gluster_base_class import GlusterBaseClass, runs_on +from glustolibs.gluster.rebalance_ops import (get_rebalance_status, + rebalance_start, + wait_for_rebalance_to_complete) +from glustolibs.gluster.volume_libs import ( + expand_volume, + log_volume_info_and_status, + verify_all_process_of_volume_are_online, + wait_for_volume_process_to_be_online) +from glustolibs.io.utils import (collect_mounts_arequal, + list_all_files_and_dirs_mounts, + validate_io_procs) +from glustolibs.misc.misc_libs import upload_scripts + + +@runs_on([['distributed', 'dispersed', 'replicated', + 'distributed-replicated', 'distributed-dispersed'], + ['glusterfs']]) +class RebalanceValidation(GlusterBaseClass): + @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: + clients = ", ".join(cls.clients) + g.log.error("Failed to upload IO scripts to clients %s", + clients) + raise ExecutionError("Failed to upload IO scripts to clients %s" % + 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 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: + g.log.error("Failed to Setup_Volume and Mount_Volume") + raise ExecutionError("Failed to Setup_Volume and Mount_Volume") + g.log.info("Successful in Setup Volume and Mount Volume") + + def tearDown(self): + + # Unmount Volume and Cleanup 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_rebalance_with_hidden_files(self): + # pylint: disable=too-many-statements + # Start IO on mounts + g.log.info("Starting IO on all mounts...") + self.all_mounts_procs = [] + 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_files " + "--base-file-name . " + "-f 99 %s" % (self.script_upload_path, + mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + self.all_mounts_procs.append(proc) + + # validate IO + g.log.info("Validating IO on mounts") + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("IO is successful on all mounts") + + # List all files and dirs created + g.log.info("List all files and directories:") + ret = list_all_files_and_dirs_mounts(self.mounts) + self.assertTrue(ret, "Failed to list all files and dirs") + g.log.info("Listing all files and directories is successful") + + # Verify DHT values across mount points + for mount_obj in self.mounts: + g.log.debug("Verifying hash layout values %s:%s", + mount_obj.client_system, mount_obj.mountpoint) + ret = validate_files_in_dir(mount_obj.client_system, + mount_obj.mountpoint, + test_type=FILE_ON_HASHED_BRICKS, + file_type=FILETYPE_FILES) + self.assertTrue(ret, "Expected - Files are created on only " + "sub-volume according to its hashed value") + g.log.info("Hash layout values are verified %s:%s", + mount_obj.client_system, mount_obj.mountpoint) + + # Getting areequal checksum before rebalance + g.log.info("Getting areequal checksum before rebalance") + arequal_checksum_before_rebalance = collect_mounts_arequal(self.mounts) + + # Log Volume Info and Status before expanding the volume. + g.log.info("Logging volume info and Status before expanding volume") + log_volume_info_and_status(self.mnode, self.volname) + + # Expanding volume by adding bricks to the volume + g.log.info("Start adding bricks to volume") + ret = expand_volume(self.mnode, self.volname, self.servers, + self.all_servers_info) + self.assertTrue(ret, ("Failed to expand the volume %s", self.volname)) + g.log.info("Expanding volume is successful on " + "volume %s", self.volname) + + # Wait for gluster processes to come online + g.log.info("Wait for gluster processes to come 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) + + # Log Volume Info and Status after expanding the volume + g.log.info("Logging volume info and Status after expanding volume") + log_volume_info_and_status(self.mnode, self.volname) + + # Start Rebalance + g.log.info("Starting Rebalance on the volume") + ret, _, _ = rebalance_start(self.mnode, self.volname) + self.assertEqual(ret, 0, ("Failed to start rebalance on the volume " + "%s", self.volname)) + g.log.info("Successfully started rebalance on the volume %s", + self.volname) + + # Wait for rebalance to complete + g.log.info("Waiting for rebalance to complete") + ret = wait_for_rebalance_to_complete(self.mnode, self.volname) + self.assertTrue(ret, ("Rebalance is not yet complete on the volume " + "%s", self.volname)) + g.log.info("Rebalance is successfully complete on the volume %s", + self.volname) + + # Checking if there are any migration failures + status = get_rebalance_status(self.mnode, self.volname) + for each_node in status['node']: + failed_files_count = int(each_node['failures']) + self.assertEqual(failed_files_count, 0, + "Rebalance failed to migrate few files on %s" % + each_node['nodeName']) + g.log.info("There are no migration failures") + + # Getting areequal checksum after rebalance + g.log.info("Getting areequal checksum after rebalance") + arequal_checksum_after_rebalance = collect_mounts_arequal(self. + mounts) + + # Comparing arequals checksum before and after rebalance + g.log.info("Comparing arequals checksum before and after rebalance") + self.assertEqual(arequal_checksum_before_rebalance, + arequal_checksum_after_rebalance, + "arequal checksum is NOT MATCHNG") + g.log.info("arequal checksum is SAME") |