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-rw-r--r--tests/functional/snapshot/test_restore_online_vol.py159
1 files changed, 159 insertions, 0 deletions
diff --git a/tests/functional/snapshot/test_restore_online_vol.py b/tests/functional/snapshot/test_restore_online_vol.py
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+++ b/tests/functional/snapshot/test_restore_online_vol.py
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+# 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:
+ This test case will validate snap restore on online volume.
+ When we try to restore online volume it should fail.
+"""
+
+from glusto.core import Glusto as g
+from glustolibs.gluster.exceptions import ExecutionError
+from glustolibs.gluster.gluster_base_class import GlusterBaseClass
+from glustolibs.gluster.gluster_base_class import runs_on
+from glustolibs.io.utils import validate_io_procs, get_mounts_stat
+from glustolibs.gluster.snap_ops import (snap_create, snap_delete_all,
+ get_snap_list, snap_restore)
+from glustolibs.misc.misc_libs import upload_scripts
+
+
+@runs_on([['replicated', 'distributed-replicated', 'dispersed',
+ 'distributed', 'distributed-dispersed'],
+ ['glusterfs', 'nfs', 'cifs']])
+class SnapRSOnline(GlusterBaseClass):
+
+ @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 ")
+ g.log.info("Successfully uploaded IO scripts to clients %s")
+
+ def setUp(self):
+
+ # SettingUp and Mounting the volume
+ GlusterBaseClass.setUp.im_func(self)
+ g.log.info("Starting to SetUp Volume and mount volume")
+ ret = self.setup_volume_and_mount_volume(mounts=self.mounts)
+ if not ret:
+ raise ExecutionError("Failed to setup volume %s" % self.volname)
+ g.log.info("Volume %s has been setup successfully", self.volname)
+
+ def tearDown(self):
+
+ # Deleting all snapshot
+ g.log.info("Deleting all snapshots created")
+ ret, _, _ = snap_delete_all(self.mnode)
+ if ret != 0:
+ raise ExecutionError("Snapshot Delete Failed")
+ g.log.info("Successfully deleted all snapshots")
+
+ # Unmount and cleanup original volume
+ g.log.info("Starting to Unmount and Cleanup Volume")
+ ret = self.unmount_volume_and_cleanup_volume(mounts=self.mounts)
+ if not ret:
+ raise ExecutionError("Failed to umount and cleanup Volume")
+ g.log.info("Successful in umounting the volume and Cleanup")
+
+ def test_restore_online_vol(self):
+
+ # pylint: disable=too-many-statements
+ """
+ Steps:
+ 1. Create volume
+ 2. Mount volume
+ 3. Perform I/O on mounts
+ 4. Create 1 snapshots snapy1
+ 5. Validate snap created
+ 6. Perform some more I/O
+ 7. Create 1 more snapshot snapy2
+ 8. Restore volume to snapy1
+ -- Restore should fail with message
+ "volume needs to be stopped before restore"
+ """
+
+ # Performing step 3 to 7 in loop here
+ for i in range(1, 3):
+ # Perform I/O
+ g.log.info("Starting IO on all mounts...")
+ self.counter = 1
+ 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_deep_dirs_with_files "
+ "--dirname-start-num %d "
+ "--dir-depth 2 "
+ "--dir-length 2 "
+ "--max-num-of-dirs 2 "
+ "--num-of-files 2 %s" % (self.script_upload_path,
+ self.counter,
+ mount_obj.mountpoint))
+
+ proc = g.run_async(mount_obj.client_system, cmd,
+ user=mount_obj.user)
+ self.all_mounts_procs.append(proc)
+ self.io_validation_complete = False
+
+ # Validate IO
+ g.log.info("Wait for IO to complete and validate IO ...")
+ ret = validate_io_procs(self.all_mounts_procs, self.mounts)
+ self.assertTrue(ret, "IO failed on some of the clients")
+ self.io_validation_complete = True
+ g.log.info("I/O successful on clients")
+
+ # 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")
+
+ # Create snapshot
+ g.log.info("Creating snapshot for volume %s", self.volname)
+ ret, _, _ = snap_create(self.mnode, self.volname, "snapy%s" % i)
+ self.assertEqual(ret, 0, ("Failed to create snapshot for %s"
+ % self.volname))
+ g.log.info("Snapshot created successfully for volume %s",
+ self.volname)
+
+ # Check for no of snaps using snap_list
+ snap_list = get_snap_list(self.mnode)
+ self.assertEqual(i, len(snap_list), "No of snaps not consistent "
+ "for volume %s" % self.volname)
+ g.log.info("Successfully validated number of snaps.")
+
+ # Increase counter for next iteration
+ self.counter = 1000
+
+ # Restore volume to snapshot snapy2, it should fail
+ i = 2
+ g.log.info("Starting to restore volume to snapy%s", i)
+ ret, _, err = snap_restore(self.mnode, "snapy%s" % i)
+ errmsg = ("snapshot restore: failed: Volume (%s) has been started. "
+ "Volume needs to be stopped before restoring a snapshot.\n" %
+ self.volname)
+ log_msg = ("Expected : %s, but Returned : %s", errmsg, err)
+ self.assertEqual(err, errmsg, log_msg)
+ g.log.info("Expected : Failed to restore volume to snapy%s", i)