1 files changed, 91 insertions, 0 deletions
diff --git a/tests/functional/glusterd/test_gluster_does_not_do_posix_lock_when_multiple_client.py b/tests/functional/glusterd/test_gluster_does_not_do_posix_lock_when_multiple_client.py
new file mode 100644
index 000000000..e6cf31e9e
--- /dev/null
+++ b/tests/functional/glusterd/test_gluster_does_not_do_posix_lock_when_multiple_client.py
@@ -0,0 +1,91 @@
+#  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.exceptions import ExecutionError
+from glustolibs.gluster.gluster_base_class import GlusterBaseClass, runs_on
+
+
+@runs_on([['distributed', 'replicated', 'distributed-replicated',
+           'dispersed', 'distributed-dispersed',
+           'arbiter', 'distributed-arbiter'], ['glusterfs']])
+class TestFlock(GlusterBaseClass):
+    def setUp(self):
+        """
+        setUp method for every test
+        """
+        # Calling GlusterBaseClass setUp
+        self.get_super_method(self, 'setUp')()
+
+        ret = self.setup_volume_and_mount_volume(self.mounts)
+        if not ret:
+            raise ExecutionError("Volume creation failed: %s" % self.volname)
+
+    def tearDown(self):
+        """
+        TearDown for every test
+        """
+        # Stopping the volume and Cleaning up the volume
+        ret = self.unmount_volume_and_cleanup_volume(self.mounts)
+        if not ret:
+            raise ExecutionError(
+                "Failed Cleanup the Volume %s" % self.volname)
+
+        self.get_super_method(self, 'tearDown')()
+
+    def test_gluster_does_not_do_posix_lock_when_multiple_client(self):
+        """
+        Steps:
+        1. Create all types of volumes.
+        2. Mount the brick on two client mounts
+        3. Prepare same script to do flock on the two nodes
+         while running this script it should not hang
+        4. Wait till 300 iteration on both the node
+        """
+
+        # Shell Script to be run on mount point
+        script = """
+                #!/bin/bash
+                flock_func(){
+                file=/bricks/brick0/test.log
+                touch $file
+                (
+                         flock -xo 200
+                         echo "client1 do something" > $file
+                         sleep 1
+                 ) 300>$file
+                }
+                i=1
+                while [ "1" = "1" ]
+                do
+                    flock_func
+                    ((i=i+1))
+                    echo $i
+                    if [[ $i == 300 ]]; then
+                            break
+                    fi
+                done
+                """
+        mount_point = self.mounts[0].mountpoint
+        cmd = "echo '{}' >'{}'/test.sh; sh '{}'/test.sh ".format(
+            script, mount_point, mount_point)
+        ret = g.run_parallel(self.clients[:2], cmd)
+
+        # Check if 300 is present in the output
+        for client_ip, _ in ret.items():
+            self.assertTrue("300" in ret[client_ip][1].split("\n"),
+                            "300 iteration is not completed")
+            self.assertFalse(ret[client_ip][0], "Failed to run the cmd ")