diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/functional/dht/test_access_file_with_stale_linkto_xattr.py | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/tests/functional/dht/test_access_file_with_stale_linkto_xattr.py b/tests/functional/dht/test_access_file_with_stale_linkto_xattr.py new file mode 100644 index 000000000..88da3239f --- /dev/null +++ b/tests/functional/dht/test_access_file_with_stale_linkto_xattr.py @@ -0,0 +1,169 @@ +# Copyright (C) 2020 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. + +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.gluster.lib_utils import add_user, del_user, set_passwd +from glustolibs.gluster.volume_ops import (set_volume_options, + reset_volume_option) +from glustolibs.gluster.volume_libs import get_subvols +from glustolibs.gluster.dht_test_utils import find_new_hashed +from glustolibs.gluster.glusterfile import move_file, is_linkto_file +from glustolibs.gluster.glusterfile import set_file_permissions + + +@runs_on([['distributed', 'distributed-arbiter', + 'distributed-replicated', 'distributed-dispersed'], + ['glusterfs']]) +class TestAccessFileWithStaleLinktoXattr(GlusterBaseClass): + def setUp(self): + """ + Setup and mount volume or raise ExecutionError + """ + self.get_super_method(self, 'setUp')() + + # Setup Volume + ret = self.setup_volume_and_mount_volume([self.mounts[0]]) + if not ret: + raise ExecutionError("Failed to Setup and Mount Volume") + + # Add a new user to the clients + ret = add_user(self.clients[0], "test_user1") + if ret is not True: + raise ExecutionError("Failed to add user") + + # Set password for user "test_user1" + ret = set_passwd(self.clients[0], "test_user1", "red123") + if ret is not True: + raise ExecutionError("Failed to set password") + + # Geneate ssh key on local host + cmd = 'echo -e "n" | ssh-keygen -f ~/.ssh/id_rsa -q -N ""' + ret, out, _ = g.run_local(cmd) + if ret and "already exists" not in out: + raise ExecutionError("Failed to generate ssh-key") + g.log.info("Successfully generated ssh-key") + + # Perform ssh-copy-id + cmd = ('sshpass -p "red123" ssh-copy-id -o StrictHostKeyChecking=no' + ' test_user1@{}'.format(self.clients[0])) + ret, _, _ = g.run_local(cmd) + if ret: + raise ExecutionError("Failed to perform ssh-copy-id") + g.log.info("Successfully performed ssh-copy-id") + + def tearDown(self): + # Delete the added user + ret = del_user(self.clients[0], "test_user1") + if ret is not True: + raise ExecutionError("Failed to delete user") + + # Reset the volume options set inside the test + for opt in ('performance.parallel-readdir', + 'performance.readdir-ahead'): + ret, _, _ = reset_volume_option(self.mnode, self.volname, opt) + if ret: + raise ExecutionError("Failed to reset the volume option %s" + % opt) + g.log.info("Successfully reset the volume options") + + # Unmount and cleanup original volume + ret = self.unmount_volume_and_cleanup_volume(mounts=[self.mounts[0]]) + if not ret: + raise ExecutionError("Failed to umount the vol & cleanup Volume") + g.log.info("Successful in umounting the volume and Cleanup") + + # Calling GlusterBaseClass tearDown + self.get_super_method(self, 'tearDown')() + + def test_readdirp_with_rebalance(self): + """ + Description: Checks if the files are accessible as non-root user if + the files have stale linkto xattr. + Steps: + 1) Create a volume and start it. + 2) Mount the volume on client node using FUSE. + 3) Create a file. + 4) Enable performance.parallel-readdir and + performance.readdir-ahead on the volume. + 5) Rename the file in order to create + a linkto file. + 6) Force the linkto xattr values to become stale by changing the dht + subvols in the graph + 7) Login as an non-root user and access the file. + """ + # pylint: disable=protected-access + + # Set permissions on the mount-point + m_point = self.mounts[0].mountpoint + ret = set_file_permissions(self.clients[0], m_point, "-R 777") + self.assertTrue(ret, "Failed to set file permissions") + g.log.info("Successfully set file permissions on mount-point") + + # Creating a file on the mount-point + cmd = 'dd if=/dev/urandom of={}/FILE-1 count=1 bs=16k'.format( + m_point) + ret, _, _ = g.run(self.clients[0], cmd) + self.assertEqual(ret, 0, "File to create file") + + # Enable performance.parallel-readdir and + # performance.readdir-ahead on the volume + options = {"performance.parallel-readdir": "enable", + "performance.readdir-ahead": "enable"} + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, "Failed to set volume options") + g.log.info("Successfully set volume options") + + # Finding a file name such that renaming source file to it will form a + # linkto file + subvols = (get_subvols(self.mnode, self.volname))['volume_subvols'] + newhash = find_new_hashed(subvols, "/", "FILE-1") + new_name = str(newhash.newname) + new_host = str(newhash.hashedbrickobject._host) + new_name_path = str(newhash.hashedbrickobject._fqpath)[:-1] + + # Move file such that it hashes to some other subvol and forms linkto + # file + ret = move_file(self.clients[0], "{}/FILE-1".format(m_point), + "{}/{}".format(m_point, new_name)) + self.assertTrue(ret, "Rename failed") + g.log.info('Renamed file %s to %s', + "{}/FILE-1".format(m_point), + "{}/{}".format(m_point, new_name)) + + # Check if "dst_file" is linkto file + ret = is_linkto_file(new_host, + '{}{}'.format(new_name_path, new_name)) + self.assertTrue(ret, "File is not a linkto file") + g.log.info("File is linkto file") + + # Force the linkto xattr values to become stale by changing the dht + # subvols in the graph; for that: + # disable performance.parallel-readdir and + # performance.readdir-ahead on the volume + options = {"performance.parallel-readdir": "disable", + "performance.readdir-ahead": "disable"} + ret = set_volume_options(self.mnode, self.volname, options) + self.assertTrue(ret, "Failed to disable volume options") + g.log.info("Successfully disabled volume options") + + # Access the file as non-root user + cmd = "ls -lR {}".format(m_point) + ret, _, _ = g.run(self.mounts[0].client_system, cmd, + user="test_user1") + self.assertEqual(ret, 0, "Lookup failed ") + g.log.info("Lookup successful") |