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-rw-r--r--tests/functional/snapshot/test_validate_snapshot_256.py174
1 files changed, 174 insertions, 0 deletions
diff --git a/tests/functional/snapshot/test_validate_snapshot_256.py b/tests/functional/snapshot/test_validate_snapshot_256.py
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+# Copyright (C) 2016-2017 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 : The purpose of this test is to validate create snap>256
+
+"""
+
+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 validate_io_procs, get_mounts_stat
+from glustolibs.gluster.snap_ops import get_snap_list, snap_delete_all
+
+
+@runs_on([['distributed'], ['replicated', 'distributed-replicated',
+ 'dispersed', 'distributed-dispersed'],
+ ['glusterfs', 'nfs', 'cifs']])
+class SanpCreate256(GlusterBaseClass):
+ """
+ Test for snapshot create for max 256
+ Steps :
+ 1. Create and start a volume
+ 2. Mount the volume on a client
+ 3. Perform some heavy IO
+ 4. Varify IO
+ 5. modify max snap limit to default to 256.
+ 6. Create 256 snapshots
+ 7. Varify 256 created sucessfully
+ 8. Create 257th snapshot - check for failure
+ -- it should fail.
+ 9. Cleanup
+
+ """
+ @classmethod
+ def setUpClass(cls):
+ GlusterBaseClass.setUpClass.im_func(cls)
+
+ # Upload io scripts for running IO on mounts
+ 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
+ """
+ # Setup_Volume
+ GlusterBaseClass.setUpClass.im_func(self)
+ ret = self.setup_volume_and_mount_volume(mounts=self.mounts,
+ volume_create_force=True)
+ if not ret:
+ raise ExecutionError("Failed to setup and mount volume")
+ g.log.info("Volume %s has been setup successfully" % self.volname)
+
+ def tearDown(self):
+ """
+ tearDown
+ """
+ ret, _, _ = snap_delete_all(self.mnode)
+ if not ret:
+ raise ExecutionError("Failed to delete all snaps")
+ GlusterBaseClass.tearDown.im_func(self)
+
+ @classmethod
+ def tearDownClass(cls):
+ """
+ Clean up the volume & mount
+ """
+ g.log.info("Starting volume and mount cleanup")
+ ret = cls.unmount_volume_and_cleanup_volume(cls.mounts)
+ if not ret:
+ raise ExecutionError("Failed to cleanup volume and mount")
+ g.log.info("Cleanup successfull for the volume and mount")
+
+ GlusterBaseClass.tearDownClass.im_func(cls)
+
+ def test_validate_snaps_256(self):
+
+ # Start IO on all mounts.
+ all_mounts_procs = []
+ count = 1
+ 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_deep_dirs_with_files "
+ "--dirname-start-num %d "
+ "--dir-depth 2 "
+ "--dir-length 10 "
+ "--max-num-of-dirs 5 "
+ "--num-of-files 5 %s" % (self.script_upload_path, count,
+ mount_obj.mountpoint))
+ proc = g.run_async(mount_obj.client_system, cmd,
+ user=mount_obj.user)
+ all_mounts_procs.append(proc)
+ count = count + 10
+
+ # Validate IO
+ g.log.info("Validating IO's")
+ ret = validate_io_procs(all_mounts_procs, self.mounts)
+ self.assertTrue(ret, "IO failed on some of the clients")
+ g.log.info("Successfully validated all io's")
+
+ # Get stat of all the files/dirs created.
+ g.log.info("Get stat of all the files/dirs created.")
+ ret = get_mounts_stat(self.mounts)
+ self.assertTrue(ret, "Stat failed on some of the clients")
+ g.log.info("Successfully got stat of all files/dirs created")
+
+ # set config for 256 snpas (to make sure to override)
+ cmd_str = ("gluster snapshot config snap-max-hard-limit 256"
+ " --mode=script")
+ ret = g.run(self.mnode, cmd_str)
+ self.assertTrue(ret, "Failed to set snap-max-hard-limit to 256.")
+ g.log.info("snap-max-hard limit successfully set for 256.")
+
+ # Create 256 snaps
+ for i in range(1, 257, 1):
+ cmd_str = "gluster snapshot create %s %s %s" % (
+ "snapy%s" % i, self.volname, "no-timestamp")
+ ret = g.run(self.mnode, cmd_str)
+ self.assertTrue(ret, ("Failed to create snapshot for %s"
+ % self.volname))
+ g.log.info("Snapshot %s created successfully for volume %s"
+ % ("snapy%s" % i, self.volname))
+
+ # Check for no. of snaps using snap_list it should be 256
+ snap_list = get_snap_list(self.mnode)
+ self.assertTrue((len(snap_list) == 256), "No of snaps not consistent "
+ "for volume %s" % self.volname)
+ g.log.info("Successfully validated number of snaps.")
+
+ # Validate all 256 snap names created during
+ for i in range(1, 257, 1):
+ self.assertTrue(("snapy%s" % i in snap_list), "%s snap not "
+ "found " % ("snapy%s" % i))
+ g.log.info("Sucessfully validated names of snap")
+
+ # Try to create 257th snapshot
+ cmd_str = "gluster snapshot create %s %s %s" % ("snap", self.volname,
+ "no-timestamp")
+ ret = g.run(self.mnode, cmd_str)
+ self.assertEqual(ret, 1, ("Unexpected: Successfully created 'snap'"
+ " for volume %s" % self.volname))
+ g.log.info("Snapshot 'snap' not created as it is 257th snap")
+
+ # Check for no. of snaps using snap_list it should be 256
+ snap_list = get_snap_list(self.mnode)
+ self.assertEqual(256, len(snap_list), "No of snaps not consistent "
+ "for volume %s" % self.volname)
+ g.log.info("Successfully validated number of snaps.")