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| -rw-r--r-- | tests/functional/glusterd/test_rebalance_spurious.py | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/tests/functional/glusterd/test_rebalance_spurious.py b/tests/functional/glusterd/test_rebalance_spurious.py new file mode 100644 index 000000000..9b7318812 --- /dev/null +++ b/tests/functional/glusterd/test_rebalance_spurious.py @@ -0,0 +1,174 @@ +# Copyright (C) 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.volume_ops import (volume_create, volume_start, + get_volume_list) +from glustolibs.gluster.brick_libs import get_all_bricks +from glustolibs.gluster.volume_libs import (cleanup_volume) +from glustolibs.gluster.peer_ops import (peer_probe, peer_detach, + peer_probe_servers, + nodes_from_pool_list) +from glustolibs.gluster.lib_utils import form_bricks_list +from glustolibs.gluster.brick_ops import remove_brick +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.gluster.rebalance_ops import (rebalance_start, + wait_for_fix_layout_to_complete) +from glustolibs.gluster.glusterdir import mkdir +from glustolibs.gluster.mount_ops import mount_volume, umount_volume +from glustolibs.gluster.glusterfile import get_fattr + + +@runs_on([['distributed'], ['glusterfs']]) +class TestSpuriousRebalance(GlusterBaseClass): + + def setUp(self): + + # Performing peer detach + for server in self.servers[1:]: + ret, _, _ = peer_detach(self.mnode, server) + if ret != 0: + raise ExecutionError("Peer detach failed") + g.log.info("Peer detach SUCCESSFUL.") + GlusterBaseClass.setUp.im_func(self) + + def tearDown(self): + + # UnMount Volume + g.log.info("Starting to Unmount Volume %s", self.volname) + ret = umount_volume(self.mounts[0].client_system, + self.mounts[0].mountpoint, mtype=self.mount_type) + self.assertTrue(ret, ("Failed to Unmount Volume %s" % self.volname)) + g.log.info("Successfully Unmounted Volume %s", self.volname) + + # Clean up all volumes and peer probe to form cluster + vol_list = get_volume_list(self.mnode) + if vol_list is not None: + for volume in vol_list: + ret = cleanup_volume(self.mnode, volume) + if not ret: + raise ExecutionError("Failed to cleanup volume") + g.log.info("Volume deleted successfully : %s", volume) + + # Peer probe detached servers + pool = nodes_from_pool_list(self.mnode) + for node in pool: + peer_detach(self.mnode, node) + ret = peer_probe_servers(self.mnode, self.servers) + if not ret: + raise ExecutionError("Failed to probe detached " + "servers %s" % self.servers) + g.log.info("Peer probe success for detached " + "servers %s", self.servers) + GlusterBaseClass.tearDown.im_func(self) + + def test_spurious_rebalance(self): + """ + In this test case: + 1. Trusted storage Pool of 3 nodes + 2. Create a distributed volumes with 3 bricks + 3. Start the volume + 4. Fuse mount the gluster volume on out of trusted nodes + 5. Remove a brick from the volume + 6. Check remove-brick status + 7. Stop the remove brick process + 8. Perform fix-layoyt on the volume + 9. Get the rebalance fix-layout status + 10. Create a directory from mount point + 11. Check trusted.glusterfs.dht extended attribue for newly + created directory on the remove brick + """ + + # pylint: disable=too-many-statements + my_servers = self.servers[0:3] + my_server_info = {} + for server in self.servers[0:3]: + my_server_info[server] = self.all_servers_info[server] + for index in range(1, 3): + ret, _, _ = peer_probe(self.servers[0], self.servers[index]) + self.assertEqual(ret, 0, ("peer probe from %s to %s is failed", + self.servers[0], self.servers[index])) + g.log.info("peer probe is success from %s to " + "%s", self.servers[0], self.servers[index]) + + self.volname = "testvol" + bricks_list = form_bricks_list(self.mnode, self.volname, 3, + my_servers, + my_server_info) + g.log.info("Creating a volume %s ", self.volname) + ret, _, _ = volume_create(self.mnode, self.volname, + bricks_list, force=False) + self.assertEqual(ret, 0, ("Unable" + "to create volume %s" % self.volname)) + g.log.info("Volume created successfuly %s", self.volname) + + ret, _, _ = volume_start(self.mnode, self.volname, False) + self.assertEqual(ret, 0, ("Failed to start the " + "volume %s", self.volname)) + g.log.info("Get all the bricks of the volume") + bricks_list = get_all_bricks(self.mnode, self.volname) + self.assertIsNotNone(bricks_list, "Failed to get the brick list") + g.log.info("Successfully got the list of bricks of volume") + + # Mounting a volume + ret, _, _ = mount_volume(self.volname, mtype=self.mount_type, + mpoint=self.mounts[0].mountpoint, + mserver=self.mnode, + mclient=self.mounts[0].client_system) + self.assertEqual(ret, 0, ("Volume %s is not mounted") % self.volname) + g.log.info("Volume mounted sucessfully : %s", self.volname) + remove_brick_list = [] + remove_brick_list.append(bricks_list[2]) + ret, _, _ = remove_brick(self.mnode, self.volname, remove_brick_list, + 'start') + self.assertEqual(ret, 0, "Failed to start remove brick operation") + g.log.info("Remove bricks operation started successfully") + + ret, _, _ = remove_brick(self.mnode, self.volname, remove_brick_list, + 'stop') + self.assertEqual(ret, 0, "Failed to stop remove brick operation") + g.log.info("Remove bricks operation stopped successfully") + + g.log.info("Starting Fix-layoyt on the volume") + ret, _, _ = rebalance_start(self.mnode, self.volname, True) + self.assertEqual(ret, 0, ("Failed to start rebalance for fix-layout" + "on the volume %s", self.volname)) + g.log.info("Successfully started fix-layout on the volume %s", + self.volname) + + # Wait for fix-layout to complete + g.log.info("Waiting for fix-layout to complete") + ret = wait_for_fix_layout_to_complete(self.mnode, self.volname) + self.assertTrue(ret, ("Fix-layout is not yet complete on the volume " + "%s", self.volname)) + g.log.info("Fix-layout is successfully complete on the volume %s", + self.volname) + ret = mkdir(self.mounts[0].client_system, "%s/dir1" + % self.mounts[0].mountpoint) + self.assertTrue(ret, ("Failed to create directory dir1")) + g.log.info("directory dir1 is created successfully") + + brick_server, brick_dir = remove_brick_list[0].split(':') + folder_name = brick_dir+"/dir1" + g.log.info("Check trusted.glusterfs.dht on host %s for directory %s", + brick_server, folder_name) + + ret = get_fattr(brick_server, folder_name, 'trusted.glusterfs.dht') + self.assertTrue(ret, ("Failed to get trusted.glusterfs.dht for %s" + % folder_name)) + g.log.info("get trusted.glusterfs.dht xattr for %s successfully", + folder_name) |