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-rw-r--r--tests/functional/glusterd/test_rebalance_spurious.py174
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
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+# 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)