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authornik-redhat <nladha@redhat.com>2020-11-27 18:19:30 +0530
committerArthy Loganathan <aloganat@redhat.com>2020-12-17 11:51:46 +0000
commit0b1fe32099931559556b5ba323e7004a8f3a2fef (patch)
treeff81be6c51fefa13f215f565daac3b720bea7639 /tests/functional
parent5f73a49e5a92b867019dabc9a8ac251fa66b55df (diff)
[Test]: Add tc to test reserved port range for gluster
Test Steps: 1) Set the max-port option in glusterd.vol file to 49200 2) Restart glusterd on one of the node 3) Create 50 volumes in a loop 4) Try to start the 50 volumes in a loop 5) Confirm that the 50th volume failed to start 6) Confirm the error message, due to which volume failed to start 7) Set the max-port option in glusterd.vol file back to default value 8) Restart glusterd on the same node 9) Starting the 50th volume should succeed now Change-Id: I084351db20cc37e3391061b7b313a18896cc90b1 Signed-off-by: nik-redhat <nladha@redhat.com>
Diffstat (limited to 'tests/functional')
-rw-r--r--tests/functional/glusterd/test_reserved_port_range_for_gluster.py152
1 files changed, 152 insertions, 0 deletions
diff --git a/tests/functional/glusterd/test_reserved_port_range_for_gluster.py b/tests/functional/glusterd/test_reserved_port_range_for_gluster.py
new file mode 100644
index 0000000..b03c748
--- /dev/null
+++ b/tests/functional/glusterd/test_reserved_port_range_for_gluster.py
@@ -0,0 +1,152 @@
+# 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.
+
+""" Description:
+ Setting reserved port range for gluster
+"""
+
+from random import choice
+from glusto.core import Glusto as g
+from glustolibs.gluster.exceptions import ExecutionError
+from glustolibs.gluster.gluster_base_class import GlusterBaseClass
+from glustolibs.gluster.volume_ops import (volume_create, volume_start,
+ get_volume_list)
+from glustolibs.gluster.volume_libs import cleanup_volume
+from glustolibs.gluster.lib_utils import get_servers_bricks_dict
+from glustolibs.gluster.gluster_init import restart_glusterd
+from glustolibs.gluster.peer_ops import wait_for_peers_to_connect
+
+
+class TestReservedPortRangeForGluster(GlusterBaseClass):
+ def tearDown(self):
+ # Reset port range if some test fails
+ if self.port_range_changed:
+ cmd = "sed -i 's/49200/60999/' /etc/glusterfs/glusterd.vol"
+ ret, _, _ = g.run(self.mnode, cmd)
+ self.assertEqual(ret, 0, "Failed to set the max-port back to"
+ " 60999 in glusterd.vol file")
+
+ # clean up all volumes
+ vol_list = get_volume_list(self.mnode)
+ if vol_list is None:
+ raise ExecutionError("Failed to get the volume list")
+
+ for volume in vol_list:
+ ret = cleanup_volume(self.mnode, volume)
+ if not ret:
+ raise ExecutionError("Unable to delete volume %s" % volume)
+ g.log.info("Volume deleted successfully : %s", volume)
+
+ # Calling baseclass tearDown method
+ self.get_super_method(self, 'tearDown')()
+
+ def test_reserved_port_range_for_gluster(self):
+ """
+ Test Case:
+ 1) Set the max-port option in glusterd.vol file to 49200
+ 2) Restart glusterd on one of the node
+ 3) Create 50 volumes in a loop
+ 4) Try to start the 50 volumes in a loop
+ 5) Confirm that the 50th volume failed to start
+ 6) Confirm the error message, due to which volume failed to start
+ 7) Set the max-port option in glusterd.vol file back to default value
+ 8) Restart glusterd on the same node
+ 9) Starting the 50th volume should succeed now
+ """
+ # Set max port number as 49200 in glusterd.vol file
+ cmd = "sed -i 's/60999/49200/' /etc/glusterfs/glusterd.vol"
+ ret, _, _ = g.run(self.mnode, cmd)
+ self.assertEqual(ret, 0, "Failed to set the max-port to 49200 in"
+ " glusterd.vol file")
+
+ self.port_range_changed = True
+
+ # Restart glusterd
+ ret = restart_glusterd(self.mnode)
+ self.assertTrue(ret, "Failed to restart glusterd")
+ g.log.info("Successfully restarted glusterd on node: %s", self.mnode)
+
+ # Check node on which glusterd was restarted is back to 'Connected'
+ # state from any other peer
+ ret = wait_for_peers_to_connect(self.servers[1], self.servers)
+ self.assertTrue(ret, "All the peers are not in connected state")
+
+ # Fetch the available bricks dict
+ bricks_dict = get_servers_bricks_dict(self.servers,
+ self.all_servers_info)
+ self.assertIsNotNone(bricks_dict, "Failed to get the bricks dict")
+
+ # Create 50 volumes in a loop
+ for i in range(1, 51):
+ self.volname = "volume-%d" % i
+ bricks_list = []
+ j = 0
+ for key, value in bricks_dict.items():
+ j += 1
+ brick = choice(value)
+ brick = "{}:{}/{}_brick-{}".format(key, brick,
+ self.volname, j)
+ bricks_list.append(brick)
+
+ ret, _, _ = volume_create(self.mnode, self.volname, bricks_list)
+ self.assertEqual(ret, 0, "Failed to create volume: %s"
+ % self.volname)
+ g.log.info("Successfully created volume: %s", self.volname)
+
+ # Try to start 50 volumes in loop
+ for i in range(1, 51):
+ self.volname = "volume-%d" % i
+ ret, _, err = volume_start(self.mnode, self.volname)
+ if ret:
+ break
+ g.log.info("Successfully started all the volumes until volume: %s",
+ self.volname)
+
+ # Confirm if the 50th volume failed to start
+ self.assertEqual(i, 50, "Failed to start the volumes volume-1 to"
+ " volume-49 in a loop")
+
+ # Confirm the error message on volume start fail
+ err_msg = ("volume start: volume-50: failed: Commit failed on"
+ " localhost. Please check log file for details.")
+ self.assertEqual(err.strip(), err_msg, "Volume start failed with"
+ " a different error message")
+
+ # Confirm the error message from the log file
+ cmd = ("cat /var/log/glusterfs/glusterd.log | %s"
+ % "grep -i 'All the ports in the range are exhausted' | wc -l")
+ ret, out, _ = g.run(self.mnode, cmd)
+ self.assertEqual(ret, 0, "Failed to 'grep' the glusterd.log file")
+ self.assertNotEqual(out, "0", "Volume start didn't fail with expected"
+ " error message")
+
+ # Set max port number back to default value in glusterd.vol file
+ cmd = "sed -i 's/49200/60999/' /etc/glusterfs/glusterd.vol"
+ ret, _, _ = g.run(self.mnode, cmd)
+ self.assertEqual(ret, 0, "Failed to set the max-port back to 60999 in"
+ " glusterd.vol file")
+
+ self.port_range_changed = False
+
+ # Restart glusterd on the same node
+ ret = restart_glusterd(self.mnode)
+ self.assertTrue(ret, "Failed to restart glusterd")
+ g.log.info("Successfully restarted glusterd on node: %s", self.mnode)
+
+ # Starting the 50th volume should succeed now
+ self.volname = "volume-%d" % i
+ ret, _, _ = volume_start(self.mnode, self.volname)
+ self.assertEqual(ret, 0, "Failed to start volume: %s" % self.volname)