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-rwxr-xr-xkernel/tools/testing/selftests/ftrace/ftracetest270
1 files changed, 270 insertions, 0 deletions
diff --git a/kernel/tools/testing/selftests/ftrace/ftracetest b/kernel/tools/testing/selftests/ftrace/ftracetest
new file mode 100755
index 000000000..da48812ab
--- /dev/null
+++ b/kernel/tools/testing/selftests/ftrace/ftracetest
@@ -0,0 +1,270 @@
+#!/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 Show all stdout messages in testcases"
+echo " -d|--debug Debug mode (trace all shell commands)"
+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)
+ VERBOSE=1
+ shift 1
+ ;;
+ --debug|-d)
+ DEBUG=1
+ shift 1
+ ;;
+ *.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=$OPT_TEST_CASES
+ fi
+}
+
+# Parameters
+DEBUGFS_DIR=`grep debugfs /proc/mounts | cut -f2 -d' ' | head -1`
+TRACING_DIR=$DEBUGFS_DIR/tracing
+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 $*
+
+[ $DEBUG -ne 0 ] && set -x
+
+# Verify parameters
+if [ -z "$DEBUGFS_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 $LOG_FILE
+}
+prlog "=== Ftrace unit tests ==="
+
+
+# Testcase management
+# Test result codes - Dejagnu extended code
+PASS=0 # The test succeeded.
+FAIL=1 # The test failed, but was expected to succeed.
+UNRESOLVED=2 # The test produced indeterminate results. (e.g. interrupted)
+UNTESTED=3 # The test was not run, currently just a placeholder.
+UNSUPPORTED=4 # The test failed because of lack of feature.
+XFAIL=5 # The test failed, and was expected to fail.
+
+# Accumulations
+PASSED_CASES=
+FAILED_CASES=
+UNRESOLVED_CASES=
+UNTESTED_CASES=
+UNSUPPORTED_CASES=
+XFAILED_CASES=
+UNDEFINED_CASES=
+TOTAL_RESULT=0
+
+CASENO=0
+testcase() { # testfile
+ CASENO=$((CASENO+1))
+ desc=`grep "^#[ \t]*description:" $1 | cut -f2 -d:`
+ prlog -n "[$CASENO]$desc"
+}
+
+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; . $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`
+ testcase $1
+ echo "execute: "$1 > $testlog
+ SIG_RESULT=0
+ if [ $VERBOSE -ne 0 ]; 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
+ catlog $testlog
+ TOTAL_RESULT=1
+ fi
+}
+
+# load in the helper functions
+. $TEST_DIR/functions
+
+# Main loop
+for t in $TEST_CASES; do
+ run_test $t
+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