[Ocfs2-test-devel] [PATCH 10/12] Ocfs2-test: Add reflink_files.sh testcase for reflink_tests.
Tristan Ye
tristan.ye at oracle.com
Wed Oct 14 01:36:02 PDT 2009
Add a simple script to perform reflinking tests on a given list
of files in a loop per joel's requests.
Signed-off-by: Tristan Ye <tristan.ye at oracle.com>
---
programs/reflink_tests/reflink_files.sh | 196 +++++++++++++++++++++++++++++++
1 files changed, 196 insertions(+), 0 deletions(-)
create mode 100755 programs/reflink_tests/reflink_files.sh
diff --git a/programs/reflink_tests/reflink_files.sh b/programs/reflink_tests/reflink_files.sh
new file mode 100755
index 0000000..71a99de
--- /dev/null
+++ b/programs/reflink_tests/reflink_files.sh
@@ -0,0 +1,196 @@
+#!/bin/bash
+#
+# vim: noexpandtab sw=8 ts=8 sts=0:
+#
+# reflink_files.sh
+#
+# Description: It's a simple script that takes a list of files to run reflink
+# in a loop.
+#
+# Copyright (C) 2009 Oracle. All rights reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public
+# License, version 2, as published by the Free Software Foundation.
+
+################################################################################
+# Global Variables
+################################################################################
+if [ -f `dirname ${0}`/o2tf.sh ]; then
+ . `dirname ${0}`/o2tf.sh
+fi
+
+REFLINK_BIN=`which reflink`
+
+DEFAULT_LOG_DIR=./logs
+LOG_DIR=
+RUN_LOG_FILE=
+LOG_FILE=
+WORK_PLACE=
+
+ITERATION=
+SLEEP_INTERVAL=
+
+declare -a FILES
+
+DIR_PREFIX=
+DIR_COUNT=0
+CUR_DIR=
+
+set -o pipefail
+
+################################################################################
+# Utility Functions
+################################################################################
+
+function f_usage()
+{
+ echo "usage: `basename ${0}` [-o logdir] <-w working place > <-i iterations> <-s sleep_interval> <list of files>"
+ echo " -o output directory for the logs"
+ echo " -w specify your working place where snaphosts reside"
+ echo " -i specify the iterations of loop"
+ echo " -s specify the sleeping intervals between loops"
+ echo " The rest of args sepecifed are the original files for snapshoting"
+ exit 1;
+}
+
+function f_getoptions()
+{
+ if [ $# -eq 0 ]; then
+ f_usage;
+ exit 1
+ fi
+
+ while getopts "o:hw:i:s:" options; do
+ case $options in
+ o ) LOG_DIR="$OPTARG";;
+ w ) WORK_PLACE="$OPTARG";;
+ i ) ITERATION="$OPTARG";;
+ s ) SLEEP_INTERVAL="$OPTARG";;
+ h ) f_usage;;
+ * ) f_usage;;
+ esac
+ done
+ shift $(($OPTIND -1))
+ FILES=${*}
+}
+
+function f_check()
+{
+ f_getoptions $*
+
+ if [ -z "${WORK_PLACE}" ];then
+ f_usage
+ else
+ if [ ! -d ${WORK_PLACE} ]; then
+ echo "working place ${WORK_PLACE} does not exist."
+ exit 1
+ else
+ if [ "`dirname ${WORK_PLACE}`" = "/" ]; then
+ WORK_PLACE="`dirname ${WORK_PLACE}``basename ${WORK_PLACE}`"
+ else
+ WORK_PLACE="`dirname ${WORK_PLACE}`/`basename ${WORK_PLACE}`"
+ fi
+ fi
+ fi
+
+ LOG_DIR=${LOG_DIR:-$DEFAULT_LOG}
+ ${MKDIR_BIN} -p ${LOG_DIR} || exit 1
+
+ LOG_FILE="`dirname ${LOG_DIR}`/`basename ${LOG_DIR}`/`date +%F-%H-%M-%S`-reflink-files.log"
+
+ RUN_LOG_FILE="`dirname ${LOG_DIR}`/`basename ${LOG_DIR}`/`date +%F-%H-%M-%S`-reflink-files-run.log"
+
+ DIR_PREFIX=${WORK_PLACE}/reflink_files
+}
+
+function f_create_dir()
+{
+ ((DIR_COUNT++))
+ DIR_NAME="${DIR_PREFIX}${DIR_COUNT}"
+
+ ${MKDIR_BIN} -p ${DIR_NAME}>>${LOG_FILE} 2>&1
+
+ CUR_DIR=${DIR_NAME}
+}
+
+function f_remove_dir()
+{
+ DIR_INDEX=${1}
+ DIR_NAME="${DIR_PREFIX}${DIR_INDEX}"
+
+ for file in ${FILES};do
+ ${RM_BIN} -rf ${DIR_NAME}/${reflink_file} >>${LOG_FILE} 2>&1
+ done
+
+ ${RM_BIN} -rf ${DIR_NAME}>>${LOG_FILE} 2>&1
+}
+
+function f_do_reflinks()
+{
+ DIR_INDEX=${1}
+ DIR_NAME="${DIR_PREFIX}${DIR_INDEX}"
+ for file in ${FILES};do
+ ${REFLINK_BIN} $file ${DIR_NAME}/`basename ${file}` >>${LOG_FILE} 2>&1
+ done
+}
+
+function f_run_test()
+{
+
+ f_LogRunMsg ${RUN_LOG_FILE} "Creating dir ${DIR_PREFIX}$((${DIR_COUNT}+1)) and doing reflinks\n"
+ f_LogMsg ${RUN_LOG_FILE} "Creating dir ${DIR_PREFIX}$((${DIR_COUNT}+1)) and doing reflinks"
+ f_create_dir
+ f_do_reflinks ${DIR_COUNT}
+
+ for i in `seq ${ITERATION}`;do
+
+ if [ "$((${RANDOM}%2))" -eq "1" ];then
+ f_LogRunMsg ${RUN_LOG_FILE} "removing dir ${DIR_PREFIX}${DIR_COUNT} and unlinking reflinks\n"
+ f_LogMsg ${RUN_LOG_FILE} "removing dir ${DIR_PREFIX}${DIR_COUNT} and unlinking reflinks"
+ f_remove_dir ${DIR_COUNT}
+ f_LogRunMsg ${RUN_LOG_FILE} "Creating dir ${DIR_PREFIX}$((${DIR_COUNT}+1)) and doing reflinks\n"
+ f_LogMsg ${RUN_LOG_FILE} "Creating dir ${DIR_PREFIX}$((${DIR_COUNT}+1)) and doing reflinks"
+ f_create_dir
+ f_do_reflinks ${DIR_COUNT}
+ else
+ f_LogRunMsg ${RUN_LOG_FILE} "Creating dir ${DIR_PREFIX}$((${DIR_COUNT}+1)) and doing reflinks\n"
+ f_LogMsg ${RUN_LOG_FILE} "Creating dir ${DIR_PREFIX}$((${DIR_COUNT}+1)) and doing reflinks"
+ f_create_dir
+ f_do_reflinks ${DIR_COUNT}
+ f_LogRunMsg ${RUN_LOG_FILE} "removing dir ${DIR_PREFIX}$((${DIR_COUNT}-1)) and unlinking reflinks\n"
+ f_LogMsg ${RUN_LOG_FILE} "removing dir ${DIR_PREFIX}$((${DIR_COUNT}-1)) and unlinking reflinks"
+ f_remove_dir $((${DIR_COUNT}-1))
+ fi
+
+ sleep ${SLEEP_INTERVAL}
+ done
+
+ #Make sure tests end up with one reference
+ f_LogRunMsg ${RUN_LOG_FILE} "removing dir ${DIR_PREFIX}${DIR_COUNT} and unlinking reflinks\n"
+ f_LogMsg ${RUN_LOG_FILE} "removing dir ${DIR_PREFIX}${DIR_COUNT} and unlinking reflinks"
+ f_remove_dir ${DIR_COUNT}
+}
+
+################################################################################
+# Main Entry
+################################################################################
+
+#redfine the int signal hander
+trap 'echo -ne "\n\n">>${LOG_FILE};echo "Interrupted by Ctrl+C,Cleanuping... "|tee -a ${LOG_FILE}; f_cleanup;exit 1' SIGINT
+
+f_check $*
+
+START_TIME=${SECONDS}
+f_LogRunMsg ${RUN_LOG_FILE} "=====================Reflink files test start: `date`=====================\n"
+f_LogMsg ${LOG_FILE} "=====================Reflink files test start: `date`====================="
+
+f_run_test
+
+END_TIME=${SECONDS}
+f_LogRunMsg ${RUN_LOG_FILE} "=====================Reflink files tests end: `date`=====================\n"
+f_LogMsg ${LOG_FILE} "=====================Reflink files tests end: `date`====================="
+
+f_LogRunMsg ${RUN_LOG_FILE} "Time elapsed(s): $((${END_TIME}-${START_TIME}))\n"
+f_LogRunMsg ${RUN_LOG_FILE} "Tests total: ${TEST_NO}\n"
+f_LogRunMsg ${RUN_LOG_FILE} "Tests passed: ${TEST_PASS}\n"
--
1.5.5
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