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authorVitalii Koriakov <vkoriako@redhat.com>2018-01-22 16:37:19 +0200
committerNigel Babu <nigelb@redhat.com>2018-02-07 04:36:26 +0000
commit67378363c96d87b1da597629e2ab5c39caef62ca (patch)
tree9b9f9907620f8e365fa8a734e96846fbde97bc94 /tests/functional/afr
parentf6dfc2ba9986eb769b9d959ad0192bf8afc44a37 (diff)
Test Data-Self-Heal daemons off (heal command)
Change-Id: If92b6f756f362cb4ae90008c6425b6c6652e3758 Signed-off-by: Vitalii Koriakov <vkoriako@redhat.com>
Diffstat (limited to 'tests/functional/afr')
-rwxr-xr-xtests/functional/afr/heal/test_self_heal.py416
1 files changed, 416 insertions, 0 deletions
diff --git a/tests/functional/afr/heal/test_self_heal.py b/tests/functional/afr/heal/test_self_heal.py
new file mode 100755
index 0000000..cf4ac6b
--- /dev/null
+++ b/tests/functional/afr/heal/test_self_heal.py
@@ -0,0 +1,416 @@
+# Copyright (C) 2015-2016 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.volume_ops import set_volume_options
+from glustolibs.gluster.volume_libs import (
+ verify_all_process_of_volume_are_online,
+ wait_for_volume_process_to_be_online)
+from glustolibs.gluster.volume_libs import expand_volume
+from glustolibs.gluster.brick_libs import (select_bricks_to_bring_offline,
+ bring_bricks_offline,
+ bring_bricks_online,
+ are_bricks_offline,
+ get_all_bricks)
+from glustolibs.gluster.heal_libs import (monitor_heal_completion,
+ is_heal_complete,
+ is_volume_in_split_brain,
+ is_shd_daemonized)
+from glustolibs.gluster.rebalance_ops import (rebalance_start,
+ wait_for_rebalance_to_complete)
+from glustolibs.gluster.heal_ops import trigger_heal
+from glustolibs.misc.misc_libs import upload_scripts
+from glustolibs.io.utils import (collect_mounts_arequal, validate_io_procs,
+ list_all_files_and_dirs_mounts,
+ wait_for_io_to_complete)
+
+
+@runs_on([['replicated', 'distributed-replicated'],
+ ['glusterfs', 'cifs', 'nfs']])
+class TestSelfHeal(GlusterBaseClass):
+ """
+ Description:
+ Arbiter Test cases related to
+ healing in default configuration of the volume
+ """
+
+ @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)
+
+ cls.counter = 1
+ """int: Value of counter is used for dirname-start-num argument for
+ file_dir_ops.py create_deep_dirs_with_files.
+
+ The --dir-length argument value for
+ file_dir_ops.py create_deep_dirs_with_files is set to 10
+ (refer to the cmd in setUp method). This means every mount will create
+ 10 top level dirs. For every mountpoint/testcase to create new set of
+ dirs, we are incrementing the counter by --dir-length value i.e 10
+ in this test suite.
+
+ If we are changing the --dir-length to new value, ensure the counter
+ is also incremented by same value to create new set of files/dirs.
+ """
+
+ 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
+
+ Cleanup and umount volume
+ """
+ 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")
+
+ # List all files and dirs created
+ g.log.info("List all files and directories:")
+ ret = list_all_files_and_dirs_mounts(self.mounts)
+ if not ret:
+ raise ExecutionError("Failed to list all files and dirs")
+ g.log.info("Listing all files and directories is successful")
+
+ # 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)
+
+ @classmethod
+ def tearDownClass(cls):
+ """tearDownClass. This will be executed once per class.
+ """
+ # Calling GlusterBaseClass tearDownClass.
+ GlusterBaseClass.tearDownClass.im_func(cls)
+
+ def test_data_self_heal_daemon_off(self):
+ """
+ Test Data-Self-Heal (heal command)
+
+ Description:
+ - set the volume option
+ "metadata-self-heal": "off"
+ "entry-self-heal": "off"
+ "data-self-heal": "off"
+ - create IO
+ - Get areequal before getting bricks offline
+ - set the volume option
+ "self-heal-daemon": "off"
+ - bring down all bricks processes from selected set
+ - Get areequal after getting bricks offline and compare with
+ areequal before getting bricks offline
+ - modify the data
+ - bring bricks online
+ - set the volume option
+ "self-heal-daemon": "on"
+ - check daemons and start healing
+ - check if heal is completed
+ - check for split-brain
+ - add bricks
+ - do rebalance
+ - create 5k files
+ - while creating files - kill bricks and bring bricks online one by one
+ in cycle
+ - validate IO
+ """
+
+ # Setting options
+ g.log.info('Setting options...')
+ options = {"metadata-self-heal": "off",
+ "entry-self-heal": "off",
+ "data-self-heal": "off",
+ }
+ ret = set_volume_options(self.mnode, self.volname, options)
+ self.assertTrue(ret, 'Failed to set options %s' % options)
+ g.log.info("Successfully set %s for volume %s"
+ % (options, self.volname))
+
+ # Creating files on client side
+ for mount_obj in self.mounts:
+ g.log.info("Generating data for %s:%s"
+ % (mount_obj.client_system, mount_obj.mountpoint))
+ # Create files
+ g.log.info('Creating files...')
+ command = ("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, command,
+ user=mount_obj.user)
+ self.all_mounts_procs.append(proc)
+ 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 areequal before getting bricks offline
+ g.log.info('Getting areequal before getting bricks offline...')
+ ret, result_before_offline = collect_mounts_arequal(self.mounts)
+ self.assertTrue(ret, 'Failed to get arequal')
+ g.log.info('Getting areequal before getting bricks offline '
+ 'is successful')
+
+ # Setting options
+ g.log.info('Setting options...')
+ options = {"self-heal-daemon": "off"}
+ ret = set_volume_options(self.mnode, self.volname, options)
+ self.assertTrue(ret, 'Failed to set options %s' % options)
+ g.log.info("Option 'self-heal-daemon' is set to 'off' successfully")
+
+ # Select bricks to bring offline
+ bricks_to_bring_offline_dict = (select_bricks_to_bring_offline(
+ self.mnode, self.volname))
+ bricks_to_bring_offline = filter(None, (
+ bricks_to_bring_offline_dict['hot_tier_bricks'] +
+ bricks_to_bring_offline_dict['cold_tier_bricks'] +
+ bricks_to_bring_offline_dict['volume_bricks']))
+
+ # Bring brick offline
+ g.log.info('Bringing bricks %s offline...' % bricks_to_bring_offline)
+ ret = bring_bricks_offline(self.volname, bricks_to_bring_offline)
+ self.assertTrue(ret, 'Failed to bring bricks %s offline' %
+ bricks_to_bring_offline)
+
+ ret = are_bricks_offline(self.mnode, self.volname,
+ bricks_to_bring_offline)
+ self.assertTrue(ret, 'Bricks %s are not offline'
+ % bricks_to_bring_offline)
+ g.log.info('Bringing bricks %s offline is successful'
+ % bricks_to_bring_offline)
+
+ # Get areequal after getting bricks offline
+ g.log.info('Getting areequal after getting bricks offline...')
+ ret, result_after_offline = collect_mounts_arequal(self.mounts)
+ self.assertTrue(ret, 'Failed to get arequal')
+ g.log.info('Getting areequal after getting bricks offline '
+ 'is successful')
+
+ # Checking areequals before bringing bricks offline
+ # and after bringing bricks offline
+ self.assertEqual(result_before_offline, result_after_offline,
+ 'Checksums before and '
+ 'after bringing bricks online are not equal')
+ g.log.info('Checksums before and after bringing bricks online '
+ 'are equal')
+
+ # Modify the data
+ self.all_mounts_procs = []
+ for mount_obj in self.mounts:
+ g.log.info("Modifying data for %s:%s" %
+ (mount_obj.client_system, mount_obj.mountpoint))
+ # Create files
+ g.log.info('Creating files...')
+ command = ("python %s create_files -f 100 --fixed-file-size 10k %s"
+ % (self.script_upload_path, mount_obj.mountpoint))
+
+ proc = g.run_async(mount_obj.client_system, command,
+ user=mount_obj.user)
+ self.all_mounts_procs.append(proc)
+ 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 online
+ g.log.info('Bringing bricks %s online...' % bricks_to_bring_offline)
+ ret = bring_bricks_online(self.mnode, self.volname,
+ bricks_to_bring_offline)
+ self.assertTrue(ret, 'Failed to bring bricks %s online' %
+ bricks_to_bring_offline)
+ g.log.info('Bringing bricks %s online is successful'
+ % bricks_to_bring_offline)
+
+ # Setting options
+ g.log.info('Setting options...')
+ options = {"self-heal-daemon": "on"}
+ ret = set_volume_options(self.mnode, self.volname, options)
+ self.assertTrue(ret, 'Failed to set options %s' % options)
+ g.log.info("Option 'self-heal-daemon' is set to 'on' successfully")
+
+ # Wait for volume processes to be online
+ g.log.info("Wait for volume processes to be 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)
+
+ # Wait for self-heal-daemons to be online
+ g.log.info("Waiting for self-heal-daemons to be online")
+ ret = is_shd_daemonized(self.all_servers)
+ self.assertTrue(ret, "Either No self heal daemon process found")
+ g.log.info("All self-heal-daemons are online")
+
+ # Start healing
+ ret = trigger_heal(self.mnode, self.volname)
+ self.assertTrue(ret, 'Heal is not started')
+ g.log.info('Healing is started')
+
+ # 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')
+
+ # Add bricks
+ 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)
+
+ # Do rebalance
+ ret, out, err = rebalance_start(self.mnode, self.volname)
+ self.assertEqual(ret, 0, 'Failed to start rebalance')
+ g.log.info('Rebalance is started')
+
+ ret = wait_for_rebalance_to_complete(self.mnode, self.volname)
+ self.assertTrue(ret, 'Rebalance is not completed')
+ g.log.info('Rebalance is completed successfully')
+
+ # Create 1k files
+ self.all_mounts_procs = []
+ for mount_obj in self.mounts:
+ g.log.info("Modifying data for %s:%s" %
+ (mount_obj.client_system, mount_obj.mountpoint))
+ # Create files
+ g.log.info('Creating files...')
+ command = ("python %s create_files -f 1000 %s"
+ % (self.script_upload_path, mount_obj.mountpoint))
+
+ proc = g.run_async(mount_obj.client_system, command,
+ user=mount_obj.user)
+ self.all_mounts_procs.append(proc)
+ self.io_validation_complete = False
+
+ # Kill all bricks in cycle
+ bricks_list = get_all_bricks(self.mnode, self.volname)
+ for brick in bricks_list:
+ # Bring brick offline
+ g.log.info('Bringing bricks %s offline' % brick)
+ ret = bring_bricks_offline(self.volname, [brick])
+ self.assertTrue(ret, 'Failed to bring bricks %s offline' % brick)
+
+ ret = are_bricks_offline(self.mnode, self.volname,
+ [brick])
+ self.assertTrue(ret, 'Bricks %s are not offline'
+ % brick)
+ g.log.info('Bringing bricks %s offline is successful'
+ % bricks_to_bring_offline)
+
+ # Bring brick online
+ g.log.info('Bringing bricks %s online...' % brick)
+ ret = bring_bricks_online(self.mnode, self.volname,
+ [brick])
+ self.assertTrue(ret, 'Failed to bring bricks %s online' %
+ bricks_to_bring_offline)
+ g.log.info('Bringing bricks %s online is successful'
+ % bricks_to_bring_offline)
+
+ # Wait for volume processes to be online
+ g.log.info("Wait for volume processes to be 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)
+
+ # Wait for self-heal-daemons to be online
+ g.log.info("Waiting for self-heal-daemons to be online")
+ ret = is_shd_daemonized(self.all_servers)
+ self.assertTrue(ret, "Either No self heal daemon process found or"
+ "more than one self heal daemon process"
+ "found")
+ g.log.info("All self-heal-daemons are online")
+
+ # 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")