tools/testing/selftests/ftrace/ftracetest - kernel/msm-4.19 - Gitiles

 #!/bin/sh

 # ftracetest - Ftrace test shell scripts
 #
 # Copyright (C) Hitachi Ltd., 2014
 #  Written by Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
 #
 # Released under the terms of the GPL v2.

 usage() { # errno [message]
 [ "$2" ] && echo $2
 echo "Usage: ftracetest [options] [testcase(s)] [testcase-directory(s)]"
 echo " Options:"
 echo "		-h|--help  Show help message"
 echo "		-k|--keep  Keep passed test logs"
 echo "		-v|--verbose Increase verbosity of test messages"
 echo "		-vv        Alias of -v -v (Show all results in stdout)"
 echo "		-d|--debug Debug mode (trace all shell commands)"
 echo "		-l|--logdir <dir> Save logs on the <dir>"
 exit $1
 }

 errexit() { # message
   echo "Error: $1" 1>&2
   exit 1
 }

 # Ensuring user privilege
 if [ `id -u` -ne 0 ]; then
   errexit "this must be run by root user"
 fi

 # Utilities
 absdir() { # file_path
   (cd `dirname $1`; pwd)
 }

 abspath() {
   echo `absdir $1`/`basename $1`
 }

 find_testcases() { #directory
   echo `find $1 -name \*.tc | sort`
 }

 parse_opts() { # opts
   local OPT_TEST_CASES=
   local OPT_TEST_DIR=

   while [ "$1" ]; do
     case "$1" in
     --help|-h)
       usage 0
     ;;
     --keep|-k)
       KEEP_LOG=1
       shift 1
     ;;
     --verbose|-v|-vv)
       VERBOSE=$((VERBOSE + 1))
       [ $1 = '-vv' ] && VERBOSE=$((VERBOSE + 1))
       shift 1
     ;;
     --debug|-d)
       DEBUG=1
       shift 1
     ;;
     --logdir|-l)
       LOG_DIR=$2
       shift 2
     ;;
     *.tc)
       if [ -f "$1" ]; then
         OPT_TEST_CASES="$OPT_TEST_CASES `abspath $1`"
         shift 1
       else
         usage 1 "$1 is not a testcase"
       fi
       ;;
     *)
       if [ -d "$1" ]; then
         OPT_TEST_DIR=`abspath $1`
         OPT_TEST_CASES="$OPT_TEST_CASES `find_testcases $OPT_TEST_DIR`"
         shift 1
       else
         usage 1 "Invalid option ($1)"
       fi
     ;;
     esac
   done
   if [ "$OPT_TEST_CASES" ]; then
     TEST_CASES=$OPT_TEST_CASES
   fi
 }

 # Parameters
 DEBUGFS_DIR=`grep debugfs /proc/mounts | cut -f2 -d' ' | head -1`
 if [ -z "$DEBUGFS_DIR" ]; then
     TRACING_DIR=`grep tracefs /proc/mounts | cut -f2 -d' ' | head -1`
 else
     TRACING_DIR=$DEBUGFS_DIR/tracing
 fi

 TOP_DIR=`absdir $0`
 TEST_DIR=$TOP_DIR/test.d
 TEST_CASES=`find_testcases $TEST_DIR`
 LOG_DIR=$TOP_DIR/logs/`date +%Y%m%d-%H%M%S`/
 KEEP_LOG=0
 DEBUG=0
 VERBOSE=0
 # Parse command-line options
 parse_opts $*

 [ $DEBUG -ne 0 ] && set -x

 # Verify parameters
 if [ -z "$TRACING_DIR" -o ! -d "$TRACING_DIR" ]; then
   errexit "No ftrace directory found"
 fi

 # Preparing logs
 LOG_FILE=$LOG_DIR/ftracetest.log
 mkdir -p $LOG_DIR || errexit "Failed to make a log directory: $LOG_DIR"
 date > $LOG_FILE
 prlog() { # messages
   echo "$@" | tee -a $LOG_FILE
 }
 catlog() { #file
   cat $1 | tee -a $LOG_FILE
 }
 prlog "=== Ftrace unit tests ==="


 # Testcase management
 # Test result codes - Dejagnu extended code
 PASS=0	# The test succeeded.
 FAIL=1	# The test failed, but was expected to succeed.
 UNRESOLVED=2  # The test produced indeterminate results. (e.g. interrupted)
 UNTESTED=3    # The test was not run, currently just a placeholder.
 UNSUPPORTED=4 # The test failed because of lack of feature.
 XFAIL=5	# The test failed, and was expected to fail.

 # Accumulations
 PASSED_CASES=
 FAILED_CASES=
 UNRESOLVED_CASES=
 UNTESTED_CASES=
 UNSUPPORTED_CASES=
 XFAILED_CASES=
 UNDEFINED_CASES=
 TOTAL_RESULT=0

 INSTANCE=
 CASENO=0
 testcase() { # testfile
   CASENO=$((CASENO+1))
   desc=`grep "^#[ \t]*description:" $1 | cut -f2 -d:`
   prlog -n "[$CASENO]$INSTANCE$desc"
 }

 test_on_instance() { # testfile
   grep -q "^#[ \t]*flags:.*instance" $1
 }

 eval_result() { # sigval
   case $1 in
     $PASS)
       prlog "	[PASS]"
       PASSED_CASES="$PASSED_CASES $CASENO"
       return 0
     ;;
     $FAIL)
       prlog "	[FAIL]"
       FAILED_CASES="$FAILED_CASES $CASENO"
       return 1 # this is a bug.
     ;;
     $UNRESOLVED)
       prlog "	[UNRESOLVED]"
       UNRESOLVED_CASES="$UNRESOLVED_CASES $CASENO"
       return 1 # this is a kind of bug.. something happened.
     ;;
     $UNTESTED)
       prlog "	[UNTESTED]"
       UNTESTED_CASES="$UNTESTED_CASES $CASENO"
       return 0
     ;;
     $UNSUPPORTED)
       prlog "	[UNSUPPORTED]"
       UNSUPPORTED_CASES="$UNSUPPORTED_CASES $CASENO"
       return 1 # this is not a bug, but the result should be reported.
     ;;
     $XFAIL)
       prlog "	[XFAIL]"
       XFAILED_CASES="$XFAILED_CASES $CASENO"
       return 0
     ;;
     *)
       prlog "	[UNDEFINED]"
       UNDEFINED_CASES="$UNDEFINED_CASES $CASENO"
       return 1 # this must be a test bug
     ;;
   esac
 }

 # Signal handling for result codes
 SIG_RESULT=
 SIG_BASE=36	# Use realtime signals
 SIG_PID=$$

 SIG_FAIL=$((SIG_BASE + FAIL))
 trap 'SIG_RESULT=$FAIL' $SIG_FAIL

 SIG_UNRESOLVED=$((SIG_BASE + UNRESOLVED))
 exit_unresolved () {
   kill -s $SIG_UNRESOLVED $SIG_PID
   exit 0
 }
 trap 'SIG_RESULT=$UNRESOLVED' $SIG_UNRESOLVED

 SIG_UNTESTED=$((SIG_BASE + UNTESTED))
 exit_untested () {
   kill -s $SIG_UNTESTED $SIG_PID
   exit 0
 }
 trap 'SIG_RESULT=$UNTESTED' $SIG_UNTESTED

 SIG_UNSUPPORTED=$((SIG_BASE + UNSUPPORTED))
 exit_unsupported () {
   kill -s $SIG_UNSUPPORTED $SIG_PID
   exit 0
 }
 trap 'SIG_RESULT=$UNSUPPORTED' $SIG_UNSUPPORTED

 SIG_XFAIL=$((SIG_BASE + XFAIL))
 exit_xfail () {
   kill -s $SIG_XFAIL $SIG_PID
   exit 0
 }
 trap 'SIG_RESULT=$XFAIL' $SIG_XFAIL

 __run_test() { # testfile
   # setup PID and PPID, $$ is not updated.
   (cd $TRACING_DIR; read PID _ < /proc/self/stat; set -e; set -x; initialize_ftrace; . $1)
   [ $? -ne 0 ] && kill -s $SIG_FAIL $SIG_PID
 }

 # Run one test case
 run_test() { # testfile
   local testname=`basename $1`
   local testlog=`mktemp $LOG_DIR/${testname}-log.XXXXXX`
   export TMPDIR=`mktemp -d /tmp/ftracetest-dir.XXXXXX`
   testcase $1
   echo "execute: "$1 > $testlog
   SIG_RESULT=0
   if [ $VERBOSE -ge 2 ]; then
     __run_test $1 2>> $testlog | tee -a $testlog
   else
     __run_test $1 >> $testlog 2>&1
   fi
   eval_result $SIG_RESULT
   if [ $? -eq 0 ]; then
     # Remove test log if the test was done as it was expected.
     [ $KEEP_LOG -eq 0 ] && rm $testlog
   else
     [ $VERBOSE -ge 1 ] && catlog $testlog
     TOTAL_RESULT=1
   fi
   rm -rf $TMPDIR
 }

 # load in the helper functions
 . $TEST_DIR/functions

 # Main loop
 for t in $TEST_CASES; do
   run_test $t
 done

 # Test on instance loop
 INSTANCE=" (instance) "
 for t in $TEST_CASES; do
   test_on_instance $t || continue
   SAVED_TRACING_DIR=$TRACING_DIR
   export TRACING_DIR=`mktemp -d $TRACING_DIR/instances/ftracetest.XXXXXX`
   run_test $t
   rmdir $TRACING_DIR
   TRACING_DIR=$SAVED_TRACING_DIR
 done

 prlog ""
 prlog "# of passed: " `echo $PASSED_CASES | wc -w`
 prlog "# of failed: " `echo $FAILED_CASES | wc -w`
 prlog "# of unresolved: " `echo $UNRESOLVED_CASES | wc -w`
 prlog "# of untested: " `echo $UNTESTED_CASES | wc -w`
 prlog "# of unsupported: " `echo $UNSUPPORTED_CASES | wc -w`
 prlog "# of xfailed: " `echo $XFAILED_CASES | wc -w`
 prlog "# of undefined(test bug): " `echo $UNDEFINED_CASES | wc -w`

 # if no error, return 0
 exit $TOTAL_RESULT
	#!/bin/sh

	# ftracetest - Ftrace test shell scripts
	#
	# Copyright (C) Hitachi Ltd., 2014
	# Written by Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
	#
	# Released under the terms of the GPL v2.

	usage() { # errno [message]
	[ "$2" ] && echo $2
	echo "Usage: ftracetest [options] [testcase(s)] [testcase-directory(s)]"
	echo " Options:"
	echo " -h\|--help Show help message"
	echo " -k\|--keep Keep passed test logs"
	echo " -v\|--verbose Increase verbosity of test messages"
	echo " -vv Alias of -v -v (Show all results in stdout)"
	echo " -d\|--debug Debug mode (trace all shell commands)"
	echo " -l\|--logdir <dir> Save logs on the <dir>"
	exit $1
	}

	errexit() { # message
	echo "Error: $1" 1>&2
	exit 1
	}

	# Ensuring user privilege
	if [ `id -u` -ne 0 ]; then
	errexit "this must be run by root user"
	fi

	# Utilities
	absdir() { # file_path
	(cd `dirname $1`; pwd)
	}

	abspath() {
	echo `absdir $1`/`basename $1`
	}

	find_testcases() { #directory
	echo `find $1 -name \*.tc \| sort`
	}

	parse_opts() { # opts
	local OPT_TEST_CASES=
	local OPT_TEST_DIR=

	while [ "$1" ]; do
	case "$1" in
	--help\|-h)
	usage 0
	;;
	--keep\|-k)
	KEEP_LOG=1
	shift 1
	;;
	--verbose\|-v\|-vv)
	VERBOSE=$((VERBOSE + 1))
	[ $1 = '-vv' ] && VERBOSE=$((VERBOSE + 1))
	shift 1
	;;
	--debug\|-d)
	DEBUG=1
	shift 1
	;;
	--logdir\|-l)
	LOG_DIR=$2
	shift 2
	;;
	*.tc)
	if [ -f "$1" ]; then
	OPT_TEST_CASES="$OPT_TEST_CASES `abspath $1`"
	shift 1
	else
	usage 1 "$1 is not a testcase"
	fi
	;;
	*)
	if [ -d "$1" ]; then
	OPT_TEST_DIR=`abspath $1`
	OPT_TEST_CASES="$OPT_TEST_CASES `find_testcases $OPT_TEST_DIR`"
	shift 1
	else
	usage 1 "Invalid option ($1)"
	fi
	;;
	esac
	done
	if [ "$OPT_TEST_CASES" ]; then
	TEST_CASES=$OPT_TEST_CASES
	fi
	}

	# Parameters
	DEBUGFS_DIR=`grep debugfs /proc/mounts \| cut -f2 -d' ' \| head -1`
	if [ -z "$DEBUGFS_DIR" ]; then
	TRACING_DIR=`grep tracefs /proc/mounts \| cut -f2 -d' ' \| head -1`
	else
	TRACING_DIR=$DEBUGFS_DIR/tracing
	fi

	TOP_DIR=`absdir $0`
	TEST_DIR=$TOP_DIR/test.d
	TEST_CASES=`find_testcases $TEST_DIR`
	LOG_DIR=$TOP_DIR/logs/`date +%Y%m%d-%H%M%S`/
	KEEP_LOG=0
	DEBUG=0
	VERBOSE=0
	# Parse command-line options
	parse_opts $*

	[ $DEBUG -ne 0 ] && set -x

	# Verify parameters
	if [ -z "$TRACING_DIR" -o ! -d "$TRACING_DIR" ]; then
	errexit "No ftrace directory found"
	fi

	# Preparing logs
	LOG_FILE=$LOG_DIR/ftracetest.log
	mkdir -p $LOG_DIR \|\| errexit "Failed to make a log directory: $LOG_DIR"
	date > $LOG_FILE
	prlog() { # messages
	echo "$@" \| tee -a $LOG_FILE
	}
	catlog() { #file
	cat $1 \| tee -a $LOG_FILE
	}
	prlog "=== Ftrace unit tests ==="


	# Testcase management
	# Test result codes - Dejagnu extended code
	PASS=0 # The test succeeded.
	FAIL=1 # The test failed, but was expected to succeed.
	UNRESOLVED=2 # The test produced indeterminate results. (e.g. interrupted)
	UNTESTED=3 # The test was not run, currently just a placeholder.
	UNSUPPORTED=4 # The test failed because of lack of feature.
	XFAIL=5 # The test failed, and was expected to fail.

	# Accumulations
	PASSED_CASES=
	FAILED_CASES=
	UNRESOLVED_CASES=
	UNTESTED_CASES=
	UNSUPPORTED_CASES=
	XFAILED_CASES=
	UNDEFINED_CASES=
	TOTAL_RESULT=0

	INSTANCE=
	CASENO=0
	testcase() { # testfile
	CASENO=$((CASENO+1))
	desc=`grep "^#[ \t]*description:" $1 \| cut -f2 -d:`
	prlog -n "[$CASENO]$INSTANCE$desc"
	}

	test_on_instance() { # testfile
	grep -q "^#[ \t]flags:.instance" $1
	}

	eval_result() { # sigval
	case $1 in
	$PASS)
	prlog " [PASS]"
	PASSED_CASES="$PASSED_CASES $CASENO"
	return 0
	;;
	$FAIL)
	prlog " [FAIL]"
	FAILED_CASES="$FAILED_CASES $CASENO"
	return 1 # this is a bug.
	;;
	$UNRESOLVED)
	prlog " [UNRESOLVED]"
	UNRESOLVED_CASES="$UNRESOLVED_CASES $CASENO"
	return 1 # this is a kind of bug.. something happened.
	;;
	$UNTESTED)
	prlog " [UNTESTED]"
	UNTESTED_CASES="$UNTESTED_CASES $CASENO"
	return 0
	;;
	$UNSUPPORTED)
	prlog " [UNSUPPORTED]"
	UNSUPPORTED_CASES="$UNSUPPORTED_CASES $CASENO"
	return 1 # this is not a bug, but the result should be reported.
	;;
	$XFAIL)
	prlog " [XFAIL]"
	XFAILED_CASES="$XFAILED_CASES $CASENO"
	return 0
	;;
	*)
	prlog " [UNDEFINED]"
	UNDEFINED_CASES="$UNDEFINED_CASES $CASENO"
	return 1 # this must be a test bug
	;;
	esac
	}

	# Signal handling for result codes
	SIG_RESULT=
	SIG_BASE=36 # Use realtime signals
	SIG_PID=$$

	SIG_FAIL=$((SIG_BASE + FAIL))
	trap 'SIG_RESULT=$FAIL' $SIG_FAIL

	SIG_UNRESOLVED=$((SIG_BASE + UNRESOLVED))
	exit_unresolved () {
	kill -s $SIG_UNRESOLVED $SIG_PID
	exit 0
	}
	trap 'SIG_RESULT=$UNRESOLVED' $SIG_UNRESOLVED

	SIG_UNTESTED=$((SIG_BASE + UNTESTED))
	exit_untested () {
	kill -s $SIG_UNTESTED $SIG_PID
	exit 0
	}
	trap 'SIG_RESULT=$UNTESTED' $SIG_UNTESTED

	SIG_UNSUPPORTED=$((SIG_BASE + UNSUPPORTED))
	exit_unsupported () {
	kill -s $SIG_UNSUPPORTED $SIG_PID
	exit 0
	}
	trap 'SIG_RESULT=$UNSUPPORTED' $SIG_UNSUPPORTED

	SIG_XFAIL=$((SIG_BASE + XFAIL))
	exit_xfail () {
	kill -s $SIG_XFAIL $SIG_PID
	exit 0
	}
	trap 'SIG_RESULT=$XFAIL' $SIG_XFAIL

	__run_test() { # testfile
	# setup PID and PPID, $$ is not updated.
	(cd $TRACING_DIR; read PID _ < /proc/self/stat; set -e; set -x; initialize_ftrace; . $1)
	[ $? -ne 0 ] && kill -s $SIG_FAIL $SIG_PID
	}

	# Run one test case
	run_test() { # testfile
	local testname=`basename $1`
	local testlog=`mktemp $LOG_DIR/${testname}-log.XXXXXX`
	export TMPDIR=`mktemp -d /tmp/ftracetest-dir.XXXXXX`
	testcase $1
	echo "execute: "$1 > $testlog
	SIG_RESULT=0
	if [ $VERBOSE -ge 2 ]; then
	__run_test $1 2>> $testlog \| tee -a $testlog
	else
	__run_test $1 >> $testlog 2>&1
	fi
	eval_result $SIG_RESULT
	if [ $? -eq 0 ]; then
	# Remove test log if the test was done as it was expected.
	[ $KEEP_LOG -eq 0 ] && rm $testlog
	else
	[ $VERBOSE -ge 1 ] && catlog $testlog
	TOTAL_RESULT=1
	fi
	rm -rf $TMPDIR
	}

	# load in the helper functions
	. $TEST_DIR/functions

	# Main loop
	for t in $TEST_CASES; do
	run_test $t
	done

	# Test on instance loop
	INSTANCE=" (instance) "
	for t in $TEST_CASES; do
	test_on_instance $t \|\| continue
	SAVED_TRACING_DIR=$TRACING_DIR
	export TRACING_DIR=`mktemp -d $TRACING_DIR/instances/ftracetest.XXXXXX`
	run_test $t
	rmdir $TRACING_DIR
	TRACING_DIR=$SAVED_TRACING_DIR
	done

	prlog ""
	prlog "# of passed: " `echo $PASSED_CASES \| wc -w`
	prlog "# of failed: " `echo $FAILED_CASES \| wc -w`
	prlog "# of unresolved: " `echo $UNRESOLVED_CASES \| wc -w`
	prlog "# of untested: " `echo $UNTESTED_CASES \| wc -w`
	prlog "# of unsupported: " `echo $UNSUPPORTED_CASES \| wc -w`
	prlog "# of xfailed: " `echo $XFAILED_CASES \| wc -w`
	prlog "# of undefined(test bug): " `echo $UNDEFINED_CASES \| wc -w`

	# if no error, return 0
	exit $TOTAL_RESULT