# Copyright (C) 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. """ Description: No Errors should generate in brick logs after deleting files from mountpoint """ import sys 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_libs import get_all_bricks from glustolibs.misc.misc_libs import upload_scripts from glustolibs.io.utils import validate_io_procs from glustolibs.gluster.mount_ops import is_mounted @runs_on([['distributed-replicated'], ['glusterfs']]) class TestAddBrickFunctionality(GlusterBaseClass): @classmethod def setUpClass(cls): cls.counter = 1 cls.get_super_method(cls, 'setUpClass')() # 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 self.get_super_method(self, 'setUp')() # Creating Volume ret = self.setup_volume_and_mount_volume(self.mounts) if not ret: raise ExecutionError("Volume creation or mount failed for %s" % self.volname) g.log.info("Volme created and mounted successfully : %s", self.volname) def tearDown(self): """ tearDown for every test """ # stopping the volume and Cleaning up the volume ret = self.unmount_volume_and_cleanup_volume(self.mounts) if not ret: raise ExecutionError("Failed Cleanup the Volume %s" % self.volname) g.log.info("Volume deleted successfully : %s", self.volname) # Calling GlusterBaseClass tearDown self.get_super_method(self, 'tearDown')() def test_brick_log_messages(self): ''' -> Create volume -> Mount volume -> write files on mount point -> delete files from mount point -> check for any errors filled in all brick logs ''' # checking volume mounted or not for mount_obj in self.mounts: ret = is_mounted(self.volname, mount_obj.mountpoint, self.mnode, mount_obj.client_system, self.mount_type) self.assertTrue(ret, "Not mounted on %s" % mount_obj.client_system) g.log.info("Mounted on %s", mount_obj.client_system) # 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 = ("/usr/bin/env python%d %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" % (sys.version_info.major, 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 self.assertTrue( validate_io_procs(self.all_mounts_procs, self.mounts), "IO failed on some of the clients" ) # Getting timestamp _, timestamp, _ = g.run_local('date +%s') timestamp = timestamp.strip() # Getting all bricks brick_list = get_all_bricks(self.mnode, self.volname) self.assertIsNotNone(brick_list, "Failed to get brick list") g.log.info("Successful in getting brick list %s", brick_list) # Creating dictionary for each node brick path, # here nodes are keys and brick paths are values brick_path_dict = {} for brick in brick_list: node, brick_path = brick.split(r':') brick_path_list = brick_path.split(r'/') del brick_path_list[0] brick_log_path = '-'.join(brick_path_list) brick_path_dict[node] = brick_log_path for node in brick_path_dict: # Copying brick logs into other file for backup purpose ret, _, _ = g.run(node, 'cp /var/log/glusterfs/bricks/%s.log ' '/var/log/glusterfs/bricks/%s_%s.log' % (brick_path_dict[node], brick_path_dict[node], timestamp)) if ret: raise ExecutionError("Failed to copy brick logs of %s" % node) g.log.info("Brick logs copied successfully on node %s", node) # Clearing the existing brick log file ret, _, _ = g.run(node, 'echo > /var/log/glusterfs/bricks/%s.log' % brick_path_dict[node]) if ret: raise ExecutionError("Failed to clear brick log file on %s" % node) g.log.info("Successfully cleared the brick log files on node %s", node) # Deleting files from mount point ret, _, _ = g.run(self.mounts[0].client_system, 'rm -rf %s/*' % self.mounts[0].mountpoint) self.assertEqual(ret, 0, "Failed to delete files from mountpoint %s" % self.mounts[0].mountpoint) g.log.info("Files deleted successfully from mountpoint %s", self.mounts[0].mountpoint) # Searching for error messages in brick logs after deleting # files from mountpoint for node in brick_path_dict: ret, out, _ = g.run( node, "grep ' E ' /var/log/glusterfs/bricks/%s.log | wc -l" % brick_path_dict[node]) self.assertEqual(int(out), 0, "Found Error messages in brick " "log %s" % node) g.log.info("No error messages found in brick log %s", node)