# Copyright (C) 2017-2018 Red Hat, Inc. # # 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.io.utils import list_all_files_and_dirs_mounts from glustolibs.gluster.gluster_base_class import (GlusterBaseClass, runs_on) from glustolibs.gluster.quota_ops import (quota_enable, quota_set_soft_timeout, quota_set_hard_timeout, quota_limit_usage) from glustolibs.gluster.quota_libs import quota_validate from glustolibs.gluster.exceptions import ExecutionError from glustolibs.gluster.glusterfile import file_exists from glustolibs.gluster.glusterdir import mkdir @runs_on([['distributed-replicated', 'replicated', 'distributed'], ['glusterfs', 'nfs']]) class QuotaFileLargerThanLimit(GlusterBaseClass): @classmethod def setUpClass(cls): """ Setup volume, mount volume and initialize necessary variables which is used in tests """ # calling GlusterBaseClass setUpClass GlusterBaseClass.setUpClass.im_func(cls) # Setup Volume and Mount Volume g.log.info("Starting to Setup and Mount Volume %s", cls.volname) ret = cls.setup_volume_and_mount_volume(mounts=cls.mounts) if not ret: raise ExecutionError("Failed to Setup_Volume and Mount_Volume %s" % cls.volname) g.log.info("Successful in Setup and Mount Volume %s", cls.volname) @classmethod def tearDownClass(cls): """ Clean up the volume and umount volume from client """ # stopping the volume g.log.info("Starting to Unmount Volume and Cleanup Volume") ret = cls.unmount_volume_and_cleanup_volume(mounts=cls.mounts) if not ret: raise ExecutionError("Failed to Unmount Volume and Cleanup Volume") g.log.info("Successful in Unmount Volume and Cleanup Volume") # calling GlusterBaseClass tearDownClass GlusterBaseClass.tearDownClass.im_func(cls) def test_quota_file_larger_than_limit(self): # pylint: disable=too-many-statements """ Verifying directory Quota functionality with respect to the limit-usage option. If a limit is set and a file of size larger than limit is created then the file creation will stop when it will reach the limit. Quota list will show limit-set and size as same. * Enable Quota * Create a directory from mount point * Set a limit of 10 MB on the directory * Set Quota soft-timeout and hard-timeout to 0 seconds * Create a file of size larger than the Quota limit eg. 20 MB file * Perform Quota list operation to check if all the fields are appropriate such as hard_limit, available_space, sl_exceeded, hl_execeeded, etc. """ # Enable Quota g.log.info("Enabling Quota on the volume %s", self.volname) ret, _, _ = quota_enable(self.mnode, self.volname) self.assertEqual(ret, 0, ("Failed to enable Quota on the volume %s", self.volname)) g.log.info("Successfully enabled Quota on the volume %s", self.volname) # Path to set the Quota limit path = '/foo' # Create a directory 'foo' from the mount point mount_obj = self.mounts[0] mount_dir = mount_obj.mountpoint client = mount_obj.client_system g.log.info("Creating dir named 'foo' from client %s", client) ret = mkdir(client, "%s/foo" % mount_dir) self.assertTrue(ret, "Failed to create dir under %s-%s" % (client, mount_dir)) g.log.info("Directory 'foo' created successfully") # Set Quota limit of 10 MB on the directory 'foo' of the volume g.log.info("Set Quota Limit on the path %s of the volume %s", path, self.volname) ret, _, _ = quota_limit_usage(self.mnode, self.volname, path=path, limit="10MB") self.assertEqual(ret, 0, ("Failed to set Quota limit on path %s of " "the volume %s", path, self.volname)) g.log.info("Successfully set the Quota limit on %s of the volume %s", path, self.volname) # Set Quota soft-timeout to 0 seconds g.log.info("Set Quota soft timeout:") ret, _, _ = quota_set_soft_timeout(self.mnode, self.volname, '0sec') self.assertEqual(ret, 0, ("Failed to set soft timeout")) g.log.info("Quota soft timeout set successful") # Set Quota hard-timeout to 0 second g.log.info("Set Quota hard timeout:") ret, _, _ = quota_set_hard_timeout(self.mnode, self.volname, '0sec') self.assertEqual(ret, 0, ("Failed to set hard timeout")) g.log.info("Quota hard timeout set successful") # Validate if the Quota limit set is appropriate g.log.info("Validate if the Quota limit set is correct for the " "directory %s of the volume %s", path, self.volname) ret = quota_validate(self.mnode, self.volname, path=path, hard_limit=10485760) self.assertTrue(ret, ("Quota Limit of 10 MB was not set properly on " "the directory %s of the volume %s", path, self.volname)) g.log.info("Successfully Validated Quota Limit of 10 MB is set on the" " directory %s of the volume %s", path, self.volname) # Create a single file of size 20 MB g.log.info("Creating Files on %s:%s", client, mount_dir) cmd = ("cd %s/foo ; " "dd if=/dev/zero of=20MBfile " "bs=1M " "count=20" % mount_dir) ret, _, _ = g.run(client, cmd) self.assertEqual(ret, 1, "Unexpected: File creation succeeded even " "after exceeding the hard-limit") g.log.info("Expected: File creation failed after exceeding " "hard-limit") # 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") # Check if the file created above exists g.log.info("Checking if the file created exists in the volume %s", self.volname) ret = file_exists(client, "%s/foo/20MBfile" % mount_dir) self.assertTrue(ret, ("File does not exist in the volume %s", self.volname)) g.log.info("Successfully validated the presence of file in the " "volume %s", self.volname) # Validate if the Quota limit set is appropriate g.log.info("Validate if the Quota list fields are appropriate for the " "directory %s of the volume %s", path, self.volname) ret = quota_validate(self.mnode, self.volname, path=path, hard_limit=10485760, avail_space=0, sl_exceeded=True, hl_exceeded=True) self.assertTrue(ret, ("Failed to validate the Quota limits on " "the volume %s", self.volname)) g.log.info("Successfully Validated Quota Limit of 100 MB is set on the" " directory %s of the volume %s", path, self.volname)