diff options
Diffstat (limited to 'tests/functional/glusterd/test_shared_storage.py')
| -rw-r--r-- | tests/functional/glusterd/test_shared_storage.py | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/tests/functional/glusterd/test_shared_storage.py b/tests/functional/glusterd/test_shared_storage.py new file mode 100644 index 000000000..63e996fc6 --- /dev/null +++ b/tests/functional/glusterd/test_shared_storage.py @@ -0,0 +1,247 @@ +# Copyright (C) 2017-2020 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. + +""" + Description: + Test cases in this module related glusterd enabling and + disabling shared storage +""" + +from random import choice +from time import sleep +from glusto.core import Glusto as g +from glustolibs.gluster.brick_libs import get_all_bricks +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.gluster.gluster_base_class import GlusterBaseClass, runs_on +from glustolibs.gluster.lib_utils import form_bricks_list +from glustolibs.gluster.shared_storage_ops import (enable_shared_storage, + is_shared_volume_mounted, + disable_shared_storage, + check_gluster_shared_volume) +from glustolibs.gluster.volume_ops import (volume_create, + volume_delete, get_volume_list) +from glustolibs.gluster.volume_libs import cleanup_volume +from glustolibs.misc.misc_libs import reboot_nodes_and_wait_to_come_online + + +@runs_on([['distributed'], ['glusterfs', 'nfs']]) +class SharedStorage(GlusterBaseClass): + + def setUp(self): + # calling GlusterBaseClass setUp + self.get_super_method(self, 'setUp')() + # Creating Volume + if not self.setup_volume(): + raise ExecutionError("Volume creation failed") + + def tearDown(self): + # Stopping and cleaning up the volume + vol_list = get_volume_list(self.mnode) + if vol_list is None: + raise ExecutionError("Failed to get volume list") + + for volume in vol_list: + if not cleanup_volume(self.mnode, volume): + raise ExecutionError("Failed Cleanup the Volume") + + # Calling GlusterBaseClass tearDown + self.get_super_method(self, 'tearDown')() + + def _enable_and_check_shared_storage(self): + """Enable and check shared storage is present""" + + ret = enable_shared_storage(self.mnode) + self.assertTrue(ret, ("Failed to enable a shared storage")) + g.log.info("Successfully enabled: enable-shared-storage option") + + # Check volume list to confirm gluster_shared_storage is created + ret = check_gluster_shared_volume(self.mnode) + self.assertTrue(ret, ("gluster_shared_storage volume not" + " created even after enabling it")) + g.log.info("gluster_shared_storage volume created" + " successfully") + + def _disable_and_check_shared_storage(self): + """Disable a shared storage without specifying the domain and check""" + + ret = disable_shared_storage(self.mnode) + self.assertTrue(ret, ("Failed to disable a shared storage")) + g.log.info("Successfully disabled: disable-shared-storage") + + # Check volume list to confirm gluster_shared_storage is deleted + ret = check_gluster_shared_volume(self.mnode, present=False) + self.assertTrue(ret, ("gluster_shared_storage volume not" + " deleted even after disabling it")) + g.log.info("gluster_shared_storage volume deleted" + " successfully") + + def _is_shared_storage_mounted_on_the_nodes(self, brick_details, mounted): + """ + Checks if the shared storage is mounted on the nodes where it is + created. + """ + for node in brick_details: + ret = is_shared_volume_mounted(node.split(":")[0]) + if mounted: + self.assertTrue(ret, ("Shared volume not mounted even after" + " enabling it")) + g.log.info("Shared volume mounted successfully") + else: + self.assertFalse(ret, ("Shared volume not unmounted even" + " after disabling it")) + g.log.info("Shared volume unmounted successfully") + + def _get_all_bricks(self): + """Get all bricks where the shared storage is mounted""" + + brick_list = get_all_bricks(self.mnode, "gluster_shared_storage") + self.assertIsNotNone(brick_list, "Unable to fetch brick list of shared" + " storage") + return brick_list + + def _shared_storage_test_without_node_reboot(self): + """Shared storge testcase till the node reboot scenario""" + + # Enable shared storage and check it is present on the cluster + self._enable_and_check_shared_storage() + + # Get all the bricks where shared storage is mounted + brick_list = self._get_all_bricks() + + # Check the shared volume is mounted on the nodes where it is created + self._is_shared_storage_mounted_on_the_nodes(brick_details=brick_list, + mounted=True) + # Disable shared storage and check it is not present on the cluster + self._disable_and_check_shared_storage() + + # Check the shared volume is unmounted on the nodes where it is created + self._is_shared_storage_mounted_on_the_nodes(brick_details=brick_list, + mounted=False) + + # Create a volume with name gluster_shared_storage + volume = "gluster_shared_storage" + bricks_list = form_bricks_list(self.mnode, volume, 2, self.servers, + self.all_servers_info) + count = 0 + while count < 20: + ret, _, _ = volume_create(self.mnode, volume, bricks_list, True) + if not ret: + break + sleep(2) + count += 1 + self.assertEqual(ret, 0, "Failed to create volume") + g.log.info("Volume create is success") + + # Disable the shared storage should fail + ret = disable_shared_storage(self.mnode) + self.assertFalse(ret, ("Unexpected: Successfully disabled" + " shared-storage")) + g.log.info("Volume set: failed as expected") + + # Check volume list to confirm gluster_shared_storage + # is not deleted which was created before + vol_list = get_volume_list(self.mnode) + _rc = False + for vol in vol_list: + if vol == "gluster_shared_storage": + _rc = True + break + self.assertTrue(_rc, ("gluster_shared_storage volume got" + " deleted after disabling it")) + g.log.info("gluster_shared_storage volume not deleted as " + " expected after disabling enable-shared-storage") + + # Delete the volume created + ret = volume_delete(self.mnode, volume) + self.assertTrue(ret, ("Failed to cleanup the Volume " + "%s", volume)) + g.log.info("Volume deleted successfully : %s", volume) + + # Enable shared storage and check it is present on the cluster + self._enable_and_check_shared_storage() + + # Check the shared volume is mounted on the nodes where it is created + self._is_shared_storage_mounted_on_the_nodes(brick_details=brick_list, + mounted=True) + + # Disable shared storage and check it is not present on the cluster + self._disable_and_check_shared_storage() + + # Check the shared volume is unmounted on the nodes where it is created + self._is_shared_storage_mounted_on_the_nodes(brick_details=brick_list, + mounted=False) + + def test_shared_storage(self): + """ + This test case includes: + -> Enable a shared storage + -> Disable a shared storage + -> Create volume of any type with + name gluster_shared_storage + -> Disable the shared storage + -> Check, volume created in step-3 is + not deleted + -> Delete the volume + -> Enable the shared storage + -> Check volume with name gluster_shared_storage + is created + -> Disable the shared storage + -> Enable shared storage and validate whether it is mounted + -> Perform node reboot + -> Post reboot validate the bricks are mounted back or not + """ + # pylint: disable=too-many-statements, too-many-branches + self._shared_storage_test_without_node_reboot() + + # Enable shared storage and check it is present on the cluster + self._enable_and_check_shared_storage() + + # Get all the bricks where shared storage is mounted + brick_list = self._get_all_bricks() + + # Check the shared volume is mounted on the nodes where it is created + self._is_shared_storage_mounted_on_the_nodes(brick_details=brick_list, + mounted=True) + + # Perform node reboot on any of the nodes where the shared storage is + # mounted + node_to_reboot = choice(brick_list) + node_to_reboot = node_to_reboot.split(":")[0] + ret = reboot_nodes_and_wait_to_come_online(node_to_reboot) + self.assertTrue(ret, "Reboot Failed on node: " + "{}".format(node_to_reboot)) + g.log.info("Node: %s rebooted successfully", node_to_reboot) + + # Post reboot checking peers are connected + count = 0 + while count < 10: + ret = self.validate_peers_are_connected() + if ret: + break + sleep(3) + count += 1 + self.assertTrue(ret, "Peers are not in connected state.") + + # Check the shared volume is mounted on the nodes where it is created + self._is_shared_storage_mounted_on_the_nodes(brick_details=brick_list, + mounted=True) + + # Disable shared storage and check it is not present on the cluster + self._disable_and_check_shared_storage() + + # Check the shared volume is unmounted on the nodes where it is created + self._is_shared_storage_mounted_on_the_nodes(brick_details=brick_list, + mounted=False) |