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-rw-r--r--qa/tasks/cephfs/test_pool_perm.py113
1 files changed, 113 insertions, 0 deletions
diff --git a/qa/tasks/cephfs/test_pool_perm.py b/qa/tasks/cephfs/test_pool_perm.py
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+++ b/qa/tasks/cephfs/test_pool_perm.py
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+from textwrap import dedent
+from teuthology.exceptions import CommandFailedError
+from tasks.cephfs.cephfs_test_case import CephFSTestCase
+import os
+
+
+class TestPoolPerm(CephFSTestCase):
+ def test_pool_perm(self):
+ self.mount_a.run_shell(["touch", "test_file"])
+
+ file_path = os.path.join(self.mount_a.mountpoint, "test_file")
+
+ remote_script = dedent("""
+ import os
+ import errno
+
+ fd = os.open("{path}", os.O_RDWR)
+ try:
+ if {check_read}:
+ ret = os.read(fd, 1024)
+ else:
+ os.write(fd, b'content')
+ except OSError as e:
+ if e.errno != errno.EPERM:
+ raise
+ else:
+ raise RuntimeError("client does not check permission of data pool")
+ """)
+
+ client_name = "client.{0}".format(self.mount_a.client_id)
+
+ # set data pool read only
+ self.fs.mon_manager.raw_cluster_cmd_result(
+ 'auth', 'caps', client_name, 'mds', 'allow', 'mon', 'allow r', 'osd',
+ 'allow r pool={0}'.format(self.fs.get_data_pool_name()))
+
+ self.mount_a.umount_wait()
+ self.mount_a.mount()
+ self.mount_a.wait_until_mounted()
+
+ # write should fail
+ self.mount_a.run_python(remote_script.format(path=file_path, check_read=str(False)))
+
+ # set data pool write only
+ self.fs.mon_manager.raw_cluster_cmd_result(
+ 'auth', 'caps', client_name, 'mds', 'allow', 'mon', 'allow r', 'osd',
+ 'allow w pool={0}'.format(self.fs.get_data_pool_name()))
+
+ self.mount_a.umount_wait()
+ self.mount_a.mount()
+ self.mount_a.wait_until_mounted()
+
+ # read should fail
+ self.mount_a.run_python(remote_script.format(path=file_path, check_read=str(True)))
+
+ def test_forbidden_modification(self):
+ """
+ That a client who does not have the capability for setting
+ layout pools is prevented from doing so.
+ """
+
+ # Set up
+ client_name = "client.{0}".format(self.mount_a.client_id)
+ new_pool_name = "data_new"
+ self.fs.add_data_pool(new_pool_name)
+
+ self.mount_a.run_shell(["touch", "layoutfile"])
+ self.mount_a.run_shell(["mkdir", "layoutdir"])
+
+ # Set MDS 'rw' perms: missing 'p' means no setting pool layouts
+ self.fs.mon_manager.raw_cluster_cmd_result(
+ 'auth', 'caps', client_name, 'mds', 'allow rw', 'mon', 'allow r',
+ 'osd',
+ 'allow rw pool={0},allow rw pool={1}'.format(
+ self.fs.get_data_pool_names()[0],
+ self.fs.get_data_pool_names()[1],
+ ))
+
+ self.mount_a.umount_wait()
+ self.mount_a.mount()
+ self.mount_a.wait_until_mounted()
+
+ with self.assertRaises(CommandFailedError):
+ self.mount_a.setfattr("layoutfile", "ceph.file.layout.pool",
+ new_pool_name)
+ with self.assertRaises(CommandFailedError):
+ self.mount_a.setfattr("layoutdir", "ceph.dir.layout.pool",
+ new_pool_name)
+ self.mount_a.umount_wait()
+
+ # Set MDS 'rwp' perms: should now be able to set layouts
+ self.fs.mon_manager.raw_cluster_cmd_result(
+ 'auth', 'caps', client_name, 'mds', 'allow rwp', 'mon', 'allow r',
+ 'osd',
+ 'allow rw pool={0},allow rw pool={1}'.format(
+ self.fs.get_data_pool_names()[0],
+ self.fs.get_data_pool_names()[1],
+ ))
+ self.mount_a.mount()
+ self.mount_a.wait_until_mounted()
+ self.mount_a.setfattr("layoutfile", "ceph.file.layout.pool",
+ new_pool_name)
+ self.mount_a.setfattr("layoutdir", "ceph.dir.layout.pool",
+ new_pool_name)
+ self.mount_a.umount_wait()
+
+ def tearDown(self):
+ self.fs.mon_manager.raw_cluster_cmd_result(
+ 'auth', 'caps', "client.{0}".format(self.mount_a.client_id),
+ 'mds', 'allow', 'mon', 'allow r', 'osd',
+ 'allow rw pool={0}'.format(self.fs.get_data_pool_names()[0]))
+ super(TestPoolPerm, self).tearDown()
+