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Diffstat (limited to 'tests/functional/snapshot')
| -rw-r--r-- | tests/functional/snapshot/test_validate_snapshot_max_limit.py | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/tests/functional/snapshot/test_validate_snapshot_max_limit.py b/tests/functional/snapshot/test_validate_snapshot_max_limit.py new file mode 100644 index 000000000..2e0ad9f36 --- /dev/null +++ b/tests/functional/snapshot/test_validate_snapshot_max_limit.py @@ -0,0 +1,280 @@ +# 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 : The purpose of this test is to validate snapshot + hard and soft max-limt options. + +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 10. + 6. modify soft-limit to 50% + 6. Create 5 snapshots + 7. Varify 5 created sucessfully + 8. Create 6th snapshot - check for warning + -- it should not fail. + 9. modify soft-limit to 100% + 10. Create 7th snapshot - check for warning + -- it should not show warning. + 11. Reach the snap-max-hard-limit by creating more snapshots + 12. Create 11th snapshot - check for failure + -- it shoul fail. + 13. varify the no. of snpas it should be 10. + 14. modify max snap limit to 20 + 15. create 10 more snaps + 16. varify the no. of snpas it should be 20 + 14. Cleanup + +""" + +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'], + ['glusterfs']]) +class SnapCreateMax(GlusterBaseClass): + """ + Test for snapshot create max limits + 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 10. + 6. modify soft-limit to 50% + 6. Create 5 snapshots + 7. Varify 5 created sucessfully + 8. Create 6th snapshot - check for warning + -- it should not fail. + 9. modify soft-limit to 100% + 10. Create 7th snapshot - check for warning + -- it should not show warning. + 11. Reach the snap-max-hard-limit by creating more snapshots + 12. Create 11th snapshot - check for failure + -- it shoul fail. + 13. varify the no. of snpas it should be 10. + 14. modify max snap limit to 20 + 15. create 10 more snaps + 16. varify the no. of snpas it should be 20 + 14. 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 snapshots.") + GlusterBaseClass.tearDown.im_func(self) + + # Clean up the volume & mount + g.log.info("Starting volume and mount cleanup") + ret = self.unmount_volume_and_cleanup_volume(self.mounts) + if not ret: + raise ExecutionError("Failed to cleanup volume and mount") + g.log.info("Cleanup successfull for the volume and mount") + + def test_validate_snaps_max_limit(self): + # pylint: disable=too-many-statements + # 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 snap-max-hard-limit for 10 snpas + cmd_str = ("gluster snapshot config snap-max-hard-limit 10" + " --mode=script") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, "Failed to set snap-max-hard-limit to 10.") + g.log.info("snap-max-hard-limit successfully set for 10.") + + # set config snap-max-soft-limit to 50% + cmd_str = ("gluster snapshot config snap-max-soft-limit 50" + " --mode=script") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, "Failed to set snap-max-soft-limit to 50%.") + g.log.info("snap-max-soft-limit successfully set for 50%.") + + # Create 5 snaps + for i in range(1, 6): + cmd_str = "gluster snapshot create %s %s %s" % ("snapy%s" % i, + self.volname, + "no-timestamp") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, ("Failed to create snapshot for %s" + % self.volname)) + g.log.info("Snapshot snapy%s created successfully" + " for volume %s", i, self.volname) + + # Check for no. of snaps using snap_list it should be 5 + snap_list = get_snap_list(self.mnode) + self.assertEqual(5, len(snap_list), "Expected 5 snapshots. " + "Found %s snapshots" % len(snap_list)) + g.log.info("Successfully validated number of snapshots.") + + # Validate all 5 snap names created during + for i in range(1, 6): + self.assertTrue(("snapy%s" % i in snap_list), "%s snap not " + "found " % ("snapy%s" % i)) + g.log.info("Sucessfully validated names of snapshots") + + # create 6th snapshot + cmd_str = "gluster snapshot create %s %s %s" % ("snapy6", self.volname, + "no-timestamp") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, ("Failed to create snap6 " + "for %s" % self.volname)) + g.log.info("Snapshot 'snapy6' created as it is 6th snap") + + # set config snap-max-soft-limit to 100% + cmd_str = ("gluster snapshot config snap-max-soft-limit 100" + " --mode=script") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, "Failed to set snap-max-soft-limit to 100%.") + g.log.info("snap-max-soft-limit successfully set for 100%.") + + # create 7th snapshot + cmd_str = "gluster snapshot create %s %s %s" % ("snapy7", self.volname, + "no-timestamp") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, ("Failed to create " + "snap7 for %s" % self.volname)) + g.log.info("Snapshot 'snapy7' created as it is 7th snap") + + # Create 3 snaps + for i in range(8, 11, 1): + cmd_str = "gluster snapshot create %s %s %s" % ("snapy%s" % i, + self.volname, + "no-timestamp") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, ("Failed to create snapshot for %s" + % self.volname)) + g.log.info("Snapshot snapy%s created successfully " + "for volume %s", i, self.volname) + + # Check for no. of snaps using snap_list it should be 10 + snap_list = get_snap_list(self.mnode) + self.assertEqual(len(snap_list), 10, "Expected 10 snapshots. " + "found %s snapshots" % len(snap_list)) + g.log.info("Successfully validated number of snapshots.") + + # Validate all 10 snap names created + for i in range(1, 11, 1): + self.assertTrue(("snapy%s" % i in snap_list), "%s snap not " + "found " % ("snapy%s" % i)) + g.log.info("Successfully validated names of snapshots") + + # create 11th snapshot + cmd_str = "gluster snapshot create %s %s %s" % ("snap", self.volname, + "no-timestamp") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertNotEqual(ret, 0, ("Unexpected: sucessfully created 'snap' " + "for %s" % self.volname)) + g.log.info("Expected: Snapshot 'snap' not created as it is 11th snap") + + # Check for no. of snaps using snap_list it should be 10 + snap_list = get_snap_list(self.mnode) + self.assertEqual(len(snap_list), 10, "Expected 10 snapshots. " + "found %s snapshots" % len(snap_list)) + g.log.info("Successfully validated number of snapshots.") + + # modify config snap-max-hard-limit for 20 snpas + cmd_str = ("gluster snapshot config snap-max-hard-limit 20" + " --mode=script") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, "Failed to set snap-max-hard-limit to 20.") + g.log.info("snap-max-hard-limit successfully set for 20.") + + # Create 10 snaps + for i in range(11, 21, 1): + cmd_str = "gluster snapshot create %s %s %s" % ("snapy%s" % i, + self.volname, + "no-timestamp") + ret, _, _ = g.run(self.mnode, cmd_str) + self.assertEqual(ret, 0, ("Failed to create snapshot for %s" + % self.volname)) + g.log.info("Snapshot snapy%s created successfully for " + "volume %s", i, self.volname) + + # Check for no. of snaps using snap_list it should be 20 + snap_list = get_snap_list(self.mnode) + self.assertEqual(len(snap_list), 20, "Expected 20 snapshots. " + "found %s snapshots" % len(snap_list)) + g.log.info("Successfully validated number of snaps.") |