Test case for Verifying checksum of mountpoint

before and after changing network ping timeout

Desc:

Change-Id: I8f3636cd899e536d2401a8cd93b98bf66ceea0f7
Signed-off-by: Rajesh Madaka <rmadaka@redhat.com>

1 files changed, 179 insertions, 0 deletions

diff --git a/tests/functional/glusterd/test_volume_network_ping_timeout.py b/tests/functional/glusterd/test_volume_network_ping_timeout.py
new file mode 100644
index 000000000..b897c4a7a
--- /dev/null
+++ b/tests/functional/glusterd/test_volume_network_ping_timeout.py
@@ -0,0 +1,179 @@
+#  Copyright (C) 2017-2018  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.
+
+#  Description:
+#        Test Cases in this module related to Glusterd network ping timeout
+#        of the volume.
+
+import re
+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.misc.misc_libs import upload_scripts
+from glustolibs.io.utils import (wait_for_io_to_complete,
+                                 list_all_files_and_dirs_mounts)
+from glustolibs.gluster.volume_ops import (get_volume_options,
+                                           set_volume_options)
+from glustolibs.gluster.mount_ops import is_mounted
+from glustolibs.io.utils import collect_mounts_arequal
+
+
+@runs_on([['distributed', 'replicated', 'distributed-replicated',
+           'dispersed', 'distributed-dispersed'], ['glusterfs']])
+class CheckVolumeChecksumAfterChangingNetworkPingTimeOut(GlusterBaseClass):
+    @classmethod
+    def setUpClass(cls):
+        GlusterBaseClass.setUpClass.im_func(cls)
+        g.log.info("Starting %s ", cls.__name__)
+
+        # Uploading file_dir script in all client direcotries
+        g.log.info("Upload io scripts to clients %s for running IO on "
+                   "mounts", cls.clients)
+        script_local_path = ("/usr/share/glustolibs/io/scripts/"
+                             "file_dir_ops.py")
+        cls.script_upload_path = ("/usr/share/glustolibs/io/scripts/"
+                                  "file_dir_ops.py")
+        ret = upload_scripts(cls.clients, script_local_path)
+        if not ret:
+            raise ExecutionError("Failed to upload IO scripts to clients %s"
+                                 % cls.clients)
+        g.log.info("Successfully uploaded IO scripts to clients %s",
+                   cls.clients)
+
+    def setUp(self):
+        """
+        setUp method for every test
+        """
+        # calling GlusterBaseClass setUp
+        GlusterBaseClass.setUp.im_func(self)
+
+        # Creating Volume
+        g.log.info("Started creating volume")
+        ret = self.setup_volume()
+        if ret:
+            g.log.info("Volme created successfully : %s", self.volname)
+        else:
+            raise ExecutionError("Volume creation failed: %s" % self.volname)
+
+    def tearDown(self):
+        """
+        tearDown for every test
+        """
+        # unmounting the volume and Cleaning up the volume
+        ret = self.unmount_volume_and_cleanup_volume(self.mounts)
+        if ret:
+            g.log.info("Volume deleted successfully : %s", self.volname)
+        else:
+            raise ExecutionError("Failed Cleanup the Volume %s" % self.volname)
+
+        # Calling GlusterBaseClass tearDown
+        GlusterBaseClass.tearDown.im_func(self)
+
+    def test_volume_checksum_after_changing_network_ping_timeout(self):
+
+        # Create Volume
+        # Mount the Volume
+        # Create some files on mount point
+        # calculate the checksum of Mount point
+        # Check the default network ping timeout of the volume.
+        # Change network ping timeout to some other value
+        # calculate checksum again
+        # checksum should be same without remounting the volume.
+
+        # Mounting volume as glusterfs
+        ret = self.mount_volume(self.mounts)
+        self.assertTrue(ret, "volume mount failed for %s" % self.volname)
+        g.log.info("Volume mounted sucessfully : %s", self.volname)
+
+        # Checking volume mounted or not
+        ret = is_mounted(self.volname, self.mounts[0].mountpoint, self.mnode,
+                         self.mounts[0].client_system, self.mount_type)
+        self.assertTrue(ret, "Volume not mounted on mount point: %s"
+                        % self.mounts[0].mountpoint)
+        g.log.info("Volume %s mounted on %s", self.volname,
+                   self.mounts[0].mountpoint)
+
+        # run IOs
+        g.log.info("Starting IO on all mounts...")
+        self.all_mounts_procs = []
+        for mount_obj in self.mounts:
+            g.log.info("Starting IO on %s:%s", mount_obj.client_system,
+                       mount_obj.mountpoint)
+            cmd = ("python %s create_files -f 10 --base-file-name newfile %s"
+                   % (self.script_upload_path, mount_obj.mountpoint))
+            proc = g.run_async(mount_obj.client_system, cmd,
+                               user=mount_obj.user)
+            self.all_mounts_procs.append(proc)
+
+        # Validate IO
+        g.log.info("Wait for IO to complete and validate IO ...")
+        ret = wait_for_io_to_complete(self.all_mounts_procs, self.mounts)
+        self.assertTrue(ret, "IO failed on some of the clients")
+        g.log.info("IO is successful on all mounts")
+
+        # Checksum calculation of mount point before
+        # changing network.ping-timeout
+        ret, before_checksum = collect_mounts_arequal(self.mounts)
+        self.assertTrue(ret, "checksum failed to calculate for mount point")
+        g.log.info("checksum calculated successfully")
+
+        # List all files and dirs created
+        g.log.info("List all files and directories:")
+        ret = list_all_files_and_dirs_mounts(self.mounts)
+        self.assertTrue(ret, "Failed to list all files and dirs")
+        g.log.info("Listing all files and directories is successful")
+
+        # performing gluster volume get volname all and
+        # getting network ping time out value
+        volume_options = get_volume_options(self.mnode, self.volname, "all")
+        self.assertIsNotNone(volume_options, "gluster volume get %s all "
+                                             "command failed" % self.volname)
+        g.log.info("gluster volume get %s all command executed "
+                   "successfully", self.volname)
+        ret = False
+        if re.search(r'\b42\b', volume_options['network.ping-timeout']):
+            ret = True
+        self.assertTrue(ret, "network ping time out value is not correct")
+        g.log.info("network ping time out value is correct")
+
+        # Changing network ping time out value to specific volume
+        self.networking_ops = {'network.ping-timeout': '12'}
+        ret = set_volume_options(self.mnode, self.volname,
+                                 self.networking_ops)
+        self.assertTrue(ret, "Changing of network.ping-timeout "
+                             "failed for :%s" % self.volname)
+        g.log.info("Changing of network.ping-timeout "
+                   "success for :%s", self.volname)
+
+        # Checksum calculation of mount point after
+        # changing network.ping-timeout
+        ret, after_checksum = collect_mounts_arequal(self.mounts)
+        self.assertTrue(ret, "checksum failed to calculate for mount point")
+        g.log.info("checksum calculated successfully")
+
+        # comparing list of checksums of mountpoints before and after
+        # network.ping-timeout change
+        self.assertItemsEqual(before_checksum, after_checksum,
+                              "Checksum not same before and after "
+                              "network.ping-timeout change")
+        g.log.info("checksum same before and after "
+                   "changing network.ping-timeout")
+
+        # List all files and dirs created
+        g.log.info("List all files and directories:")
+        ret = list_all_files_and_dirs_mounts(self.mounts)
+        self.assertTrue(ret, "Failed to list all files and dirs")
+        g.log.info("Listing all files and directories is successful")