diff options
Diffstat (limited to 'tests/functional/afr/test_dist_to_repl_automatic_heal_should_be_triggered.py')
| -rwxr-xr-x | tests/functional/afr/test_dist_to_repl_automatic_heal_should_be_triggered.py | 269 |
1 files changed, 269 insertions, 0 deletions
diff --git a/tests/functional/afr/test_dist_to_repl_automatic_heal_should_be_triggered.py b/tests/functional/afr/test_dist_to_repl_automatic_heal_should_be_triggered.py new file mode 100755 index 000000000..9aee8aab5 --- /dev/null +++ b/tests/functional/afr/test_dist_to_repl_automatic_heal_should_be_triggered.py @@ -0,0 +1,269 @@ +# Copyright (C) 2015-2018 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.gluster_base_class import (GlusterBaseClass, runs_on) +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.gluster.brick_libs import (get_all_bricks, + bring_bricks_offline, + are_bricks_offline, + bring_bricks_online) +from glustolibs.gluster.brick_ops import add_brick +from glustolibs.gluster.volume_libs import get_volume_type_info +from glustolibs.gluster.heal_libs import (monitor_heal_completion, + is_heal_complete, + is_volume_in_split_brain) +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.gluster.lib_utils import form_bricks_list +from glustolibs.io.utils import (validate_io_procs, + wait_for_io_to_complete, + collect_mounts_arequal) + + +@runs_on([['distributed'], + ['glusterfs']]) +class TestSelfHeal(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: + raise ExecutionError("Failed to upload IO scripts to clients %s" + % cls.clients) + g.log.info("Successfully uploaded IO scripts to clients %s", + cls.clients) + + if cls.volume_type == "distributed": + # Define x1 distributed volume + cls.volume['voltype'] = { + 'type': 'distributed', + 'dist_count': 1, + 'transport': 'tcp'} + + def setUp(self): + # Calling GlusterBaseClass setUp + GlusterBaseClass.setUp.im_func(self) + + self.all_mounts_procs = [] + self.io_validation_complete = False + + # 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") + + def tearDown(self): + # If test method failed before validating IO, tearDown waits for the + # IO's to complete and checks for the IO exit status + if not self.io_validation_complete: + g.log.info("Wait for IO to complete as IO validation did not " + "succeed in test method") + ret = wait_for_io_to_complete(self.all_mounts_procs, self.mounts) + if not ret: + raise ExecutionError("IO failed on some of the clients") + g.log.info("IO is successful on all mounts") + + # 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") + + # Calling GlusterBaseClass teardown + GlusterBaseClass.tearDown.im_func(self) + + def test_dist_to_repl_automatic_heal_should_be_triggered(self): + """ + - create a single brick volume + - add some files and directories + - get arequal from mountpoint + - add-brick such that this brick makes the volume a replica vol 1x2 + - make sure heal is completed + - get arequals from all bricks and compare with arequal from mountpoint + - bring down brick 0 + - create new files and validate IO + - bring brick 0 up + - make sure heal is completed + """ + # pylint: disable=too-many-statements,too-many-locals + # 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_deep_dirs_with_files " + "--dir-length 1 " + "--dir-depth 1 " + "--max-num-of-dirs 1 " + "--num-of-files 10 %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) + g.log.info("IO on %s:%s is started successfully", + mount_obj.client_system, mount_obj.mountpoint) + self.io_validation_complete = False + + # Validate IO + g.log.info("Wait for IO to complete and validate IO ...") + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + self.io_validation_complete = True + g.log.info("IO is successful on all mounts") + + # Get arequal for mount before adding bricks + g.log.info('Getting arequal before adding bricks...') + ret, arequals = collect_mounts_arequal(self.mounts) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Getting arequal after healing is successful') + mount_point_total = arequals[0].splitlines()[-1].split(':')[-1] + + # Form brick list to add + g.log.info('Forming brick list to add...') + bricks_to_add = form_bricks_list(self.mnode, self.volname, 1, + self.servers, self.all_servers_info) + g.log.info('Brick list to add: %s', bricks_to_add) + + # Add bricks + g.log.info("Start adding bricks to volume...") + ret, _, _ = add_brick(self.mnode, self.volname, bricks_to_add, + replica_count=2) + self.assertFalse(ret, "Failed to add bricks %s" % bricks_to_add) + g.log.info("Adding bricks is successful on volume %s", self.volname) + + # Make sure the newly added bricks are available in the volume + # get the bricks for the volume + g.log.info("Fetching bricks for the volume: %s", self.volname) + bricks_list = get_all_bricks(self.mnode, self.volname) + g.log.info("Brick list: %s", bricks_list) + for brick in bricks_to_add: + self.assertIn(brick, bricks_list, + 'Brick %s is not in brick list' % brick) + g.log.info('New bricks are present in the volume') + + # Make sure volume change from distribute to replicate volume + vol_info_dict = get_volume_type_info(self.mnode, self.volname) + vol_type = vol_info_dict['volume_type_info']['typeStr'] + self.assertEqual('Replicate', vol_type, + 'Volume type is not converted to Replicate ' + 'after adding bricks') + g.log.info('Volume type is successfully converted to Replicate ' + 'after adding bricks') + + # Monitor heal completion + ret = monitor_heal_completion(self.mnode, self.volname) + self.assertTrue(ret, 'Heal has not yet completed') + + # Check if heal is completed + ret = is_heal_complete(self.mnode, self.volname) + self.assertTrue(ret, 'Heal is not complete') + g.log.info('Heal is completed successfully') + + # Check for split-brain + ret = is_volume_in_split_brain(self.mnode, self.volname) + self.assertFalse(ret, 'Volume is in split-brain state') + g.log.info('Volume is not in split-brain state') + + # Get arequal on bricks and compare with mount_point_total + # It should be the same + g.log.info('Getting arequal on bricks...') + arequals_after_heal = {} + for brick in bricks_list: + g.log.info('Getting arequal on bricks %s...', brick) + node, brick_path = brick.split(':') + command = ('arequal-checksum -p %s ' + '-i .glusterfs -i .landfill -i .trashcan' + % brick_path) + ret, arequal, _ = g.run(node, command) + self.assertFalse(ret, 'Failed to get arequal on brick %s' + % brick) + g.log.info('Getting arequal for %s is successful', brick) + brick_total = arequal.splitlines()[-1].split(':')[-1] + arequals_after_heal[brick] = brick_total + self.assertEqual(mount_point_total, brick_total, + 'Arequals for mountpoint and %s are not equal' + % brick) + g.log.info('Arequals for mountpoint and %s are equal', brick) + g.log.info('All arequals are equal for replicated') + + # Bring brick 0 offline + g.log.info('Bringing bricks %s offline...', bricks_list[0]) + ret = bring_bricks_offline(self.volname, [bricks_list[0]]) + self.assertTrue(ret, 'Failed to bring bricks %s offline' % + bricks_list[0]) + + ret = are_bricks_offline(self.mnode, self.volname, + [bricks_list[0]]) + self.assertTrue(ret, 'Bricks %s are not offline' + % bricks_list[0]) + g.log.info('Bringing bricks %s offline is successful', bricks_list[0]) + + # 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 -f 100 --fixed-file-size 1k %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) + g.log.info("IO on %s:%s is started successfully", + mount_obj.client_system, mount_obj.mountpoint) + self.io_validation_complete = False + + # Validate IO + g.log.info("Wait for IO to complete and validate IO ...") + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + self.io_validation_complete = True + g.log.info("IO is successful on all mounts") + + # Bring brick 0 online + g.log.info('Bringing bricks %s online...', bricks_list[0]) + ret = bring_bricks_online(self.mnode, self.volname, + [bricks_list[0]]) + self.assertTrue(ret, 'Failed to bring bricks %s online' % + bricks_list[0]) + g.log.info('Bringing bricks %s online is successful', bricks_list[0]) + + # Monitor heal completion + ret = monitor_heal_completion(self.mnode, self.volname) + self.assertTrue(ret, 'Heal has not yet completed') + + # Check if heal is completed + ret = is_heal_complete(self.mnode, self.volname) + self.assertTrue(ret, 'Heal is not complete') + g.log.info('Heal is completed successfully') + + # Check for split-brain + ret = is_volume_in_split_brain(self.mnode, self.volname) + self.assertFalse(ret, 'Volume is in split-brain state') + g.log.info('Volume is not in split-brain state') |