diff options
Diffstat (limited to 'tests/functional/dht')
4 files changed, 420 insertions, 0 deletions
diff --git a/tests/functional/dht/test_rebalance_multiple_expansions.py b/tests/functional/dht/test_rebalance_multiple_expansions.py new file mode 100644 index 000000000..e96d88d56 --- /dev/null +++ b/tests/functional/dht/test_rebalance_multiple_expansions.py @@ -0,0 +1,100 @@ +# Copyright (C) 2021 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.rebalance_ops import ( + rebalance_start, wait_for_rebalance_to_complete) +from glustolibs.gluster.volume_libs import expand_volume +from glustolibs.io.utils import collect_mounts_arequal + + +@runs_on([['distributed', 'distributed-replicated'], + ['glusterfs']]) +class TestRebalanceMultipleExpansions(GlusterBaseClass): + + def setUp(self): + + self.get_super_method(self, 'setUp')() + + # Setup Volume + if not self.setup_volume_and_mount_volume([self.mounts[0]]): + raise ExecutionError("Failed to Setup and mount volume") + + self.first_client = self.mounts[0].client_system + + def tearDown(self): + + # Unmount and clean volume + if not self.unmount_volume_and_cleanup_volume([self.mounts[0]]): + raise ExecutionError("Failed to Cleanup Volume") + + # Calling GlusterBaseClass tearDown + self.get_super_method(self, 'tearDown')() + + def test_rebalance_multiple_expansions(self): + """ + Test case: + 1. Create a volume, start it and mount it + 2. Create some file on mountpoint + 3. Collect arequal checksum on mount point pre-rebalance + 4. Do the following 3 times: + 5. Expand the volume + 6. Start rebalance and wait for it to finish + 7. Collect arequal checksum on mount point post-rebalance + and compare with value from step 3 + """ + + # Create some file on mountpoint + cmd = ("cd %s; for i in {1..500} ; do " + "dd if=/dev/urandom of=file$i bs=10M count=1; done" + % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.first_client, cmd) + self.assertEqual(ret, 0, "IO failed on volume %s" + % self.volname) + + # Collect arequal checksum before rebalance + arequal_checksum_before = collect_mounts_arequal(self.mounts[0]) + + for _ in range(3): + # Add brick to volume + ret = expand_volume(self.mnode, self.volname, self.servers, + self.all_servers_info) + self.assertTrue(ret, "Failed to add brick on volume %s" + % self.volname) + + # Trigger rebalance and wait for it to complete + ret, _, _ = rebalance_start(self.mnode, self.volname, + force=True) + self.assertEqual(ret, 0, "Failed to start rebalance on " + "volume %s" % self.volname) + + # Wait for rebalance to complete + ret = wait_for_rebalance_to_complete(self.mnode, self.volname, + timeout=1200) + self.assertTrue(ret, "Rebalance is not yet complete on the volume " + "%s" % self.volname) + g.log.info("Rebalance successfully completed") + + # Collect arequal checksum after rebalance + arequal_checksum_after = collect_mounts_arequal(self.mounts[0]) + + # Check for data loss by comparing arequal before and after + # rebalance + self.assertEqual(arequal_checksum_before, arequal_checksum_after, + "arequal checksum is NOT MATCHNG") + g.log.info("arequal checksum is SAME") diff --git a/tests/functional/dht/test_rebalance_multiple_shrinks.py b/tests/functional/dht/test_rebalance_multiple_shrinks.py new file mode 100644 index 000000000..a95cdf141 --- /dev/null +++ b/tests/functional/dht/test_rebalance_multiple_shrinks.py @@ -0,0 +1,87 @@ +# Copyright (C) 2021 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_libs import shrink_volume +from glustolibs.io.utils import collect_mounts_arequal + + +@runs_on([['distributed'], ['glusterfs']]) +class TestRebalanceMultipleShrinks(GlusterBaseClass): + + def setUp(self): + + self.get_super_method(self, 'setUp')() + + # Changing dist_count to 6 + self.volume['voltype']['dist_count'] = 6 + + # Setup Volume + if not self.setup_volume_and_mount_volume([self.mounts[0]]): + raise ExecutionError("Failed to Setup and mount volume") + + self.first_client = self.mounts[0].client_system + + def tearDown(self): + + # Unmount and clean volume + if not self.unmount_volume_and_cleanup_volume([self.mounts[0]]): + raise ExecutionError("Failed to Cleanup Volume") + + # Calling GlusterBaseClass tearDown + self.get_super_method(self, 'tearDown')() + + def test_rebalance_multiple_shrinks(self): + """ + Test case: + 1. Modify the distribution count of a volume + 2. Create a volume, start it and mount it + 3. Create some file on mountpoint + 4. Collect arequal checksum on mount point pre-rebalance + 5. Do the following 3 times: + 6. Shrink the volume + 7. Collect arequal checksum on mount point post-rebalance + and compare with value from step 4 + """ + + # Create some file on mountpoint + cmd = ("cd %s; for i in {1..500} ; do " + "dd if=/dev/urandom of=file$i bs=10M count=1; done" + % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.first_client, cmd) + self.assertEqual(ret, 0, "IO failed on volume %s" + % self.volname) + + # Collect arequal checksum before rebalance + arequal_checksum_before = collect_mounts_arequal(self.mounts[0]) + + for _ in range(3): + # Shrink volume + ret = shrink_volume(self.mnode, self.volname, + rebalance_timeout=16000) + self.assertTrue(ret, "Failed to remove-brick from volume") + g.log.info("Remove-brick rebalance successful") + + # Collect arequal checksum after rebalance + arequal_checksum_after = collect_mounts_arequal(self.mounts[0]) + + # Check for data loss by comparing arequal before and after + # rebalance + self.assertEqual(arequal_checksum_before, arequal_checksum_after, + "arequal checksum is NOT MATCHNG") + g.log.info("arequal checksum is SAME") diff --git a/tests/functional/dht/test_rebalance_nested_dir.py b/tests/functional/dht/test_rebalance_nested_dir.py new file mode 100644 index 000000000..77f099ad3 --- /dev/null +++ b/tests/functional/dht/test_rebalance_nested_dir.py @@ -0,0 +1,99 @@ +# Copyright (C) 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. + +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.rebalance_ops import ( + rebalance_start, wait_for_rebalance_to_complete) +from glustolibs.gluster.volume_libs import expand_volume +from glustolibs.io.utils import collect_mounts_arequal + + +@runs_on([['distributed', 'distributed-replicated'], + ['glusterfs']]) +class TestRebalanceNestedDir(GlusterBaseClass): + + def setUp(self): + + self.get_super_method(self, 'setUp')() + + # Setup Volume + if not self.setup_volume_and_mount_volume([self.mounts[0]]): + raise ExecutionError("Failed to Setup and mount volume") + + self.first_client = self.mounts[0].client_system + + def tearDown(self): + + # Unmount and clean volume + if not self.unmount_volume_and_cleanup_volume([self.mounts[0]]): + raise ExecutionError("Failed to Cleanup Volume") + + # Calling GlusterBaseClass tearDown + self.get_super_method(self, 'tearDown')() + + def test_rebalance_nested_dir(self): + """ + Test case: + 1. Create a volume, start it and mount it + 2. On mount point, create a large nested dir structure with + files in the inner-most dir + 3. Collect arequal checksum on mount point pre-rebalance + 4. Expand the volume + 5. Start rebalance and wait for it to finish + 6. Collect arequal checksum on mount point post-rebalance + and compare wth value from step 3 + """ + + # create a large nested dir structure with files in the inner-most dir + cmd = ("cd %s; for i in {1..100} ; do mkdir $i; cd $i; done;" + "for j in {1..100} ; do " + "dd if=/dev/urandom of=file$j bs=10M count=1; done" + % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.first_client, cmd) + self.assertEqual(ret, 0, "IO failed on volume %s" + % self.volname) + + # Collect arequal checksum before rebalance + arequal_checksum_before = collect_mounts_arequal(self.mounts[0]) + + # Add brick to volume + ret = expand_volume(self.mnode, self.volname, self.servers, + self.all_servers_info) + self.assertTrue(ret, "Failed to add brick on volume %s" + % self.volname) + + # Trigger rebalance and wait for it to complete + ret, _, _ = rebalance_start(self.mnode, self.volname, + force=True) + self.assertEqual(ret, 0, "Failed to start rebalance on the volume %s" + % self.volname) + + # Wait for rebalance to complete + ret = wait_for_rebalance_to_complete(self.mnode, self.volname, + timeout=1200) + self.assertTrue(ret, "Rebalance is not yet complete on the volume " + "%s" % self.volname) + g.log.info("Rebalance successfully completed") + + # Collect arequal checksum after rebalance + arequal_checksum_after = collect_mounts_arequal(self.mounts[0]) + + # Check for data loss by comparing arequal before and after rebalance + self.assertEqual(arequal_checksum_before, arequal_checksum_after, + "arequal checksum is NOT MATCHNG") + g.log.info("arequal checksum is SAME") diff --git a/tests/functional/dht/test_verify_permissions_on_root_dir_when_brick_down.py b/tests/functional/dht/test_verify_permissions_on_root_dir_when_brick_down.py new file mode 100644 index 000000000..f6228c122 --- /dev/null +++ b/tests/functional/dht/test_verify_permissions_on_root_dir_when_brick_down.py @@ -0,0 +1,134 @@ +# Copyright (C) 2021 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.exceptions import ExecutionError +from glustolibs.gluster.gluster_base_class import GlusterBaseClass, runs_on +from glustolibs.gluster.glusterfile import set_file_permissions +from glustolibs.gluster.brick_libs import (get_all_bricks, + bring_bricks_offline, + bring_bricks_online) + + +@runs_on([['distributed', 'distributed-replicated', 'distributed-dispersed', + 'distributed-arbiter'], + ['glusterfs']]) +class TestVerifyPermissionChanges(GlusterBaseClass): + def setUp(self): + """ + Setup and mount volume + """ + self.get_super_method(self, 'setUp')() + + # Setup Volume + if not self.setup_volume_and_mount_volume(mounts=[self.mounts[0]]): + raise ExecutionError("Failed to Setup and Mount Volume") + + def _set_root_dir_permission(self, permission): + """ Sets the root dir permission to the given value""" + m_point = self.mounts[0].mountpoint + ret = set_file_permissions(self.clients[0], m_point, permission) + self.assertTrue(ret, "Failed to set root dir permissions") + + def _get_dir_permissions(self, host, directory): + """ Returns dir permissions""" + cmd = 'stat -c "%a" {}'.format(directory) + ret, out, _ = g.run(host, cmd) + self.assertEqual(ret, 0, "Failed to get permission on {}".format(host)) + return out.strip() + + def _get_root_dir_permission(self, expected=None): + """ Returns the root dir permission """ + permission = self._get_dir_permissions(self.mounts[0].client_system, + self.mounts[0].mountpoint) + if not expected: + return permission.strip() + self.assertEqual(permission, expected, "The permissions doesn't match") + return True + + def _bring_a_brick_offline(self): + """ Brings down a brick from the volume""" + brick_to_kill = get_all_bricks(self.mnode, self.volname)[-1] + ret = bring_bricks_offline(self.volname, brick_to_kill) + self.assertTrue(ret, "Failed to bring brick offline") + return brick_to_kill + + def _bring_back_brick_online(self, brick): + """ Brings back down brick from the volume""" + ret = bring_bricks_online(self.mnode, self.volname, brick) + self.assertTrue(ret, "Failed to bring brick online") + + def _verify_mount_dir_and_brick_dir_permissions(self, expected, + down_brick=None): + """ Verifies the mount directory and brick dir permissions are same""" + # Get root dir permission and verify + self._get_root_dir_permission(expected) + + # Verify brick dir permission + brick_list = get_all_bricks(self.mnode, self.volname) + for brick in brick_list: + brick_node, brick_path = brick.split(":") + if down_brick and down_brick.split(":")[-1] != brick_path: + actual_perm = self._get_dir_permissions(brick_node, + brick_path) + self.assertEqual(actual_perm, expected, + "The permissions are not same") + + def test_verify_root_dir_permission_changes(self): + """ + 1. create pure dist volume + 2. mount on client + 3. Checked default permission (should be 755) + 4. Change the permission to 444 and verify + 5. Kill a brick + 6. Change root permission to 755 + 7. Verify permission changes on all bricks, except down brick + 8. Bring back the brick and verify the changes are reflected + """ + + # Verify the default permission on root dir is 755 + self._verify_mount_dir_and_brick_dir_permissions("755") + + # Change root permission to 444 + self._set_root_dir_permission("444") + + # Verify the changes were successful + self._verify_mount_dir_and_brick_dir_permissions("444") + + # Kill a brick + offline_brick = self._bring_a_brick_offline() + + # Change root permission to 755 + self._set_root_dir_permission("755") + + # Verify the permission changed to 755 on mount and brick dirs + self._verify_mount_dir_and_brick_dir_permissions("755", offline_brick) + + # Bring brick online + self._bring_back_brick_online(offline_brick) + + # Verify the permission changed to 755 on mount and brick dirs + self._verify_mount_dir_and_brick_dir_permissions("755") + + def tearDown(self): + # Unmount and cleanup original volume + if not self.unmount_volume_and_cleanup_volume(mounts=[self.mounts[0]]): + raise ExecutionError("Failed to umount the vol & cleanup Volume") + g.log.info("Successful in umounting the volume and Cleanup") + + # Calling GlusterBaseClass tearDown + self.get_super_method(self, 'tearDown')() |