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| -rw-r--r-- | tests/functional/glusterd/test_create_vol_with_used_bricks.py | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/tests/functional/glusterd/test_create_vol_with_used_bricks.py b/tests/functional/glusterd/test_create_vol_with_used_bricks.py new file mode 100644 index 000000000..edd477b6f --- /dev/null +++ b/tests/functional/glusterd/test_create_vol_with_used_bricks.py @@ -0,0 +1,179 @@ +# Copyright (C) 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: + Create volume using bricks of deleted volume +""" + +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.brick_ops import add_brick +from glustolibs.gluster.brick_libs import get_all_bricks +from glustolibs.gluster.lib_utils import form_bricks_list +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.io.utils import validate_io_procs +from glustolibs.gluster.volume_ops import volume_stop, volume_create +from glustolibs.gluster.volume_libs import volume_exists + + +@runs_on([['distributed-replicated'], ['glusterfs']]) +class TestCreateVolWithUsedBricks(GlusterBaseClass): + @classmethod + def setUpClass(cls): + cls.counter = 1 + GlusterBaseClass.setUpClass.im_func(cls) + + # Uploading file_dir script in all client direcotries + 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 for every test + """ + # calling GlusterBaseClass setUp + GlusterBaseClass.setUp.im_func(self) + + # Creating Volume + ret = self.setup_volume() + if not ret: + raise ExecutionError("Volume creation failed: %s" % self.volname) + g.log.info("Volme created successfully : %s", self.volname) + + def tearDown(self): + """ + tearDown for every test + """ + ret = volume_exists(self.mnode, self.volname) + if ret: + # stopping the volume and Cleaning up the volume + ret = self.cleanup_volume() + if not ret: + raise ExecutionError("Failed Cleanup the Volume %s" + % self.volname) + + # Cleaning the deleted volume bricks + for brick in self.brick_list: + node, brick_path = brick.split(r':') + cmd = "rm -rf " + brick_path + ret, _, _ = g.run(node, cmd) + if ret: + raise ExecutionError("Failed to delete the brick " + "dir's of deleted volume") + + # Calling GlusterBaseClass tearDown + GlusterBaseClass.tearDown.im_func(self) + + def test_create_vol_used_bricks(self): + ''' + -> Create distributed-replica Volume + -> Add 6 bricks to the volume + -> Mount the volume + -> Perform some I/O's on mount point + -> unmount the volume + -> Stop and delete the volume + -> Create another volume using bricks of deleted volume + ''' + + # Forming brick list + brick_list = form_bricks_list(self.mnode, self.volname, 6, + self.servers, self.all_servers_info) + # Adding bricks to the volume + ret, _, _ = add_brick(self.mnode, self.volname, brick_list) + self.assertEqual(ret, 0, "Failed to add bricks to the volume %s" + % self.volname) + g.log.info("Bricks added successfully to the volume %s", self.volname) + + # Mounting volume + ret = self.mount_volume(self.mounts) + self.assertTrue(ret, "Volume mount failed for %s" % self.volname) + g.log.info("Volume mounted sucessfully : %s", self.volname) + + # run IOs + g.log.info("Starting IO on all mounts...") + 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 5 " + "--max-num-of-dirs 3 " + "--num-of-files 10 %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.counter = self.counter + 10 + + # Validate IO + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("IO is successful on all mounts") + + # Unmount volume + ret = self.unmount_volume(self.mounts) + self.assertTrue(ret, "Failed to unmount the volume %s" % self.volname) + g.log.info("Volume unmounted successfully %s", self.volname) + + # Getting brick list + self.brick_list = get_all_bricks(self.mnode, self.volname) + if not self.brick_list: + raise ExecutionError("Failed to get the brick list of %s" + % self.volname) + + # Stop volume + ret, _, _ = volume_stop(self.mnode, self.volname) + self.assertEqual(ret, 0, "Failed to stop the volume %s" + % self.volname) + g.log.info("Volume %s stopped successfully", self.volname) + + # Delete Volume + ret, _, _ = g.run(self.mnode, "gluster volume delete %s --mode=script" + % self.volname) + self.assertEqual(ret, 0, "Failed to delete volume %s" % self.volname) + g.log.info("Volume deleted successfully %s", self.volname) + + # Create another volume by using bricks of deleted volume + self.volname = "second_volume" + ret, _, err = volume_create(self.mnode, self.volname, brick_list[0:6], + replica_count=3) + self.assertNotEqual(ret, 0, "Volume creation should fail with used " + "bricks but volume creation success") + g.log.info("Failed to create volume with used bricks") + + # Checking failed message of volume creation + msg = ' '.join(['volume create: second_volume: failed:', + brick_list[0].split(':')[1], + 'is already part of a volume']) + self.assertIn(msg, err, "Incorrect error message for volume creation " + "with used bricks") + g.log.info("correct error message for volume creation with " + "used bricks") |