From 63c30b00906d273be3f1cc8f1d45781d39a02877 Mon Sep 17 00:00:00 2001 From: Vitalii Koriakov Date: Tue, 6 Feb 2018 15:00:14 +0200 Subject: Test Self Heal Info while accessing file Change-Id: Ibef22a1719fe44aac20024d82fd7f2425945149c Signed-off-by: Vitalii Koriakov --- .../afr/test_heal_info_while_accessing_file.py | 230 +++++++++++++++++++++ 1 file changed, 230 insertions(+) create mode 100644 tests/functional/afr/test_heal_info_while_accessing_file.py (limited to 'tests/functional/afr') diff --git a/tests/functional/afr/test_heal_info_while_accessing_file.py b/tests/functional/afr/test_heal_info_while_accessing_file.py new file mode 100644 index 000000000..316880318 --- /dev/null +++ b/tests/functional/afr/test_heal_info_while_accessing_file.py @@ -0,0 +1,230 @@ +# Copyright (C) 2015-2016 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.gluster.gluster_base_class import (GlusterBaseClass, runs_on) +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.gluster.volume_libs import get_subvols +from glustolibs.gluster.brick_libs import (bring_bricks_offline, + are_bricks_offline, + get_all_bricks) + +from glustolibs.gluster.heal_ops import get_heal_info_summary +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.io.utils import (validate_io_procs, + list_all_files_and_dirs_mounts, + wait_for_io_to_complete) + + +@runs_on([['distributed-replicated'], + ['glusterfs']]) +class TestSelfHeal(GlusterBaseClass): + """ + Description: + Test cases related to + healing in default configuration of the volume + """ + + @classmethod + def setUpClass(cls): + # Calling GlusterBaseClass setUpClass + 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) + + cls.counter = 1 + """int: Value of counter is used for dirname-start-num argument for + file_dir_ops.py create_deep_dirs_with_files. + + The --dir-length argument value for + file_dir_ops.py create_deep_dirs_with_files is set to 10 + (refer to the cmd in setUp method). This means every mount will create + 10 top level dirs. For every mountpoint/testcase to create new set of + dirs, we are incrementing the counter by --dir-length value i.e 10 + in this test suite. + + If we are changing the --dir-length to new value, ensure the counter + is also incremented by same value to create new set of files/dirs. + """ + + def setUp(self): + # Calling GlusterBaseClass setUp + GlusterBaseClass.setUp.im_func(self) + + self.all_mounts_procs = [] + self.io_validation_complete = False + + # Setup Volume and Mount Volume + g.log.info("Starting to Setup Volume and Mount Volume") + ret = self.setup_volume_and_mount_volume(mounts=self.mounts, + volume_create_force=False) + if not ret: + raise ExecutionError("Failed to Setup_Volume and Mount_Volume") + g.log.info("Successful in Setup Volume and Mount Volume") + + self.bricks_list = get_all_bricks(self.mnode, self.volname) + + def tearDown(self): + """ + If test method failed before validating IO, tearDown waits for the + IO's to complete and checks for the IO exit status + + Cleanup and umount volume + """ + if not self.io_validation_complete: + g.log.info("Wait for IO to complete as IO validation did not " + "succeed in test method") + ret = wait_for_io_to_complete(self.all_mounts_procs, self.mounts) + if not ret: + raise ExecutionError("IO failed on some of the clients") + g.log.info("IO is successful on all mounts") + + # List all files and dirs created + g.log.info("List all files and directories:") + ret = list_all_files_and_dirs_mounts(self.mounts) + if not ret: + raise ExecutionError("Failed to list all files and dirs") + g.log.info("Listing all files and directories is successful") + + # Cleanup and umount volume + g.log.info("Starting to Unmount Volume and Cleanup Volume") + ret = self.unmount_volume_and_cleanup_volume(mounts=self.mounts) + 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 + GlusterBaseClass.tearDown.im_func(self) + + def test_heal_info_shouldnot_list_files_being_accessed(self): + """ + - bring brick 1 offline + - create files and validate IO + - get entries before accessing file + - get first filename from active subvol without offline bricks + - access and modify the file + - while accessing - get entries + - Compare entries before accessing and while accessing + - validate IO + """ + + # Bring 1-st brick offline + brick_to_bring_offline = [self.bricks_list[0]] + g.log.info('Bringing bricks %s offline...' % brick_to_bring_offline) + ret = bring_bricks_offline(self.volname, brick_to_bring_offline) + self.assertTrue(ret, 'Failed to bring bricks %s offline' + % brick_to_bring_offline) + + ret = are_bricks_offline(self.mnode, self.volname, + brick_to_bring_offline) + self.assertTrue(ret, 'Bricks %s are not offline' + % brick_to_bring_offline) + g.log.info('Bringing bricks %s offline is successful' + % brick_to_bring_offline) + + # Creating files on client side + for mount_obj in self.mounts: + g.log.info("Generating data for %s:%s" + % (mount_obj.client_system, mount_obj.mountpoint)) + + # Creating files + cmd = ("python %s create_files -f 100 %s" + % (self.script_upload_path, mount_obj.mountpoint)) + + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + self.all_mounts_procs.append(proc) + + # Validate IO + g.log.info("Wait for IO to complete and validate IO ...") + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.io_validation_complete = True + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("IO is successful on all mounts") + + # Get entries before accessing file + g.log.info("Getting entries_before_accessing file...") + entries_before_accessing = get_heal_info_summary( + self.mnode, self.volname) + self.assertNotEqual(entries_before_accessing, None, + 'Can`t get heal info summary') + g.log.info( + "Getting entries_before_accessing file finished successfully") + + # Get filename to access from active subvol without offline bricks + # Get last subvol + subvols = get_subvols(self.mnode, self.volname) + subvol_without_offline_brick = subvols['volume_subvols'][-1] + + # Get first brick server and brick path + # and get first file from filelist + subvol_mnode, mnode_brick = subvol_without_offline_brick[0].split(':') + ret, file_list, err = g.run(subvol_mnode, 'ls %s' % mnode_brick) + file_to_edit = file_list.splitlines()[0] + + # Access and modify the file + g.log.info("Start modifying IO on all mounts...") + self.all_mounts_procs = [] + for mount_obj in self.mounts: + g.log.info("Modifying IO on %s:%s", mount_obj.client_system, + mount_obj.mountpoint) + + cmd = ("cd %s/ ; " + "dd if=/dev/zero of=%s bs=1G count=1" + % (mount_obj.mountpoint, file_to_edit)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + self.all_mounts_procs.append(proc) + g.log.info("IO on %s:%s is modified successfully" + % (mount_obj.client_system, + mount_obj.mountpoint)) + self.io_validation_complete = False + + # Get entries while accessing file + g.log.info("Getting entries while accessing file...") + entries_while_accessing = get_heal_info_summary( + self.mnode, self.volname) + self.assertNotEqual(entries_before_accessing, None, + 'Can`t get heal info summary') + g.log.info("Getting entries while accessing file " + "finished successfully") + + # Compare dicts before accessing and while accessing + g.log.info('Comparing entries before modifying and while modifying...') + ret = cmp(entries_before_accessing, entries_while_accessing) + self.assertEqual(ret, 0, 'Entries before modifying and while modifying' + 'are not equal') + g.log.info('Comparison entries before modifying and while modifying' + 'finished successfully.') + + # Validate IO + g.log.info("Wait for IO to complete and validate IO ...") + ret = validate_io_procs(self.all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + self.io_validation_complete = True + g.log.info("IO is successful on all mounts") -- cgit