mirror of https://gitee.com/openkylin/linux.git
379 lines
8.9 KiB
Bash
Executable File
379 lines
8.9 KiB
Bash
Executable File
#!/bin/sh
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# ftracetest - Ftrace test shell scripts
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#
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# Copyright (C) Hitachi Ltd., 2014
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# Written by Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
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#
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# Released under the terms of the GPL v2.
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usage() { # errno [message]
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[ ! -z "$2" ] && echo $2
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echo "Usage: ftracetest [options] [testcase(s)] [testcase-directory(s)]"
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echo " Options:"
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echo " -h|--help Show help message"
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echo " -k|--keep Keep passed test logs"
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echo " -v|--verbose Increase verbosity of test messages"
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echo " -vv Alias of -v -v (Show all results in stdout)"
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echo " -vvv Alias of -v -v -v (Show all commands immediately)"
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echo " --fail-unsupported Treat UNSUPPORTED as a failure"
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echo " -d|--debug Debug mode (trace all shell commands)"
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echo " -l|--logdir <dir> Save logs on the <dir>"
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echo " If <dir> is -, all logs output in console only"
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exit $1
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}
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errexit() { # message
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echo "Error: $1" 1>&2
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exit 1
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}
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# Ensuring user privilege
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if [ `id -u` -ne 0 ]; then
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errexit "this must be run by root user"
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fi
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# Utilities
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absdir() { # file_path
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(cd `dirname $1`; pwd)
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}
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abspath() {
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echo `absdir $1`/`basename $1`
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}
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find_testcases() { #directory
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echo `find $1 -name \*.tc | sort`
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}
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parse_opts() { # opts
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local OPT_TEST_CASES=
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local OPT_TEST_DIR=
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while [ ! -z "$1" ]; do
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case "$1" in
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--help|-h)
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usage 0
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;;
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--keep|-k)
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KEEP_LOG=1
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shift 1
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;;
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--verbose|-v|-vv|-vvv)
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if [ $VERBOSE -eq -1 ]; then
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usage "--console can not use with --verbose"
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fi
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VERBOSE=$((VERBOSE + 1))
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[ $1 = '-vv' ] && VERBOSE=$((VERBOSE + 1))
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[ $1 = '-vvv' ] && VERBOSE=$((VERBOSE + 2))
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shift 1
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;;
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--console)
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if [ $VERBOSE -ne 0 ]; then
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usage "--console can not use with --verbose"
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fi
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VERBOSE=-1
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shift 1
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;;
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--debug|-d)
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DEBUG=1
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shift 1
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;;
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--stop-fail)
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STOP_FAILURE=1
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shift 1
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;;
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--fail-unsupported)
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UNSUPPORTED_RESULT=1
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shift 1
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;;
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--logdir|-l)
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LOG_DIR=$2
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shift 2
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;;
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*.tc)
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if [ -f "$1" ]; then
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OPT_TEST_CASES="$OPT_TEST_CASES `abspath $1`"
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shift 1
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else
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usage 1 "$1 is not a testcase"
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fi
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;;
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*)
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if [ -d "$1" ]; then
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OPT_TEST_DIR=`abspath $1`
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OPT_TEST_CASES="$OPT_TEST_CASES `find_testcases $OPT_TEST_DIR`"
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shift 1
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else
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usage 1 "Invalid option ($1)"
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fi
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;;
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esac
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done
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if [ ! -z "$OPT_TEST_CASES" ]; then
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TEST_CASES=$OPT_TEST_CASES
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fi
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}
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# Parameters
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DEBUGFS_DIR=`grep debugfs /proc/mounts | cut -f2 -d' ' | head -1`
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if [ -z "$DEBUGFS_DIR" ]; then
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TRACING_DIR=`grep tracefs /proc/mounts | cut -f2 -d' ' | head -1`
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else
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TRACING_DIR=$DEBUGFS_DIR/tracing
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fi
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TOP_DIR=`absdir $0`
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TEST_DIR=$TOP_DIR/test.d
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TEST_CASES=`find_testcases $TEST_DIR`
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LOG_DIR=$TOP_DIR/logs/`date +%Y%m%d-%H%M%S`/
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KEEP_LOG=0
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DEBUG=0
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VERBOSE=0
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UNSUPPORTED_RESULT=0
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STOP_FAILURE=0
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# Parse command-line options
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parse_opts $*
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[ $DEBUG -ne 0 ] && set -x
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# Verify parameters
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if [ -z "$TRACING_DIR" -o ! -d "$TRACING_DIR" ]; then
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errexit "No ftrace directory found"
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fi
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# Preparing logs
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if [ "x$LOG_DIR" = "x-" ]; then
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LOG_FILE=
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date
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else
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LOG_FILE=$LOG_DIR/ftracetest.log
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mkdir -p $LOG_DIR || errexit "Failed to make a log directory: $LOG_DIR"
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date > $LOG_FILE
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fi
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# Define text colors
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# Check available colors on the terminal, if any
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ncolors=`tput colors 2>/dev/null`
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color_reset=
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color_red=
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color_green=
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color_blue=
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# If stdout exists and number of colors is eight or more, use them
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if [ -t 1 -a "$ncolors" -a "$ncolors" -ge 8 ]; then
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color_reset="\e[0m"
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color_red="\e[31m"
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color_green="\e[32m"
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color_blue="\e[34m"
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fi
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strip_esc() {
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# busybox sed implementation doesn't accept "\x1B", so use [:cntrl:] instead.
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sed -E "s/[[:cntrl:]]\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g"
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}
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prlog() { # messages
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echo -e "$@"
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[ "$LOG_FILE" ] && echo -e "$@" | strip_esc >> $LOG_FILE
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}
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catlog() { #file
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cat $1
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[ "$LOG_FILE" ] && cat $1 | strip_esc >> $LOG_FILE
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}
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prlog "=== Ftrace unit tests ==="
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# Testcase management
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# Test result codes - Dejagnu extended code
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PASS=0 # The test succeeded.
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FAIL=1 # The test failed, but was expected to succeed.
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UNRESOLVED=2 # The test produced indeterminate results. (e.g. interrupted)
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UNTESTED=3 # The test was not run, currently just a placeholder.
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UNSUPPORTED=4 # The test failed because of lack of feature.
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XFAIL=5 # The test failed, and was expected to fail.
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# Accumulations
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PASSED_CASES=
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FAILED_CASES=
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UNRESOLVED_CASES=
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UNTESTED_CASES=
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UNSUPPORTED_CASES=
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XFAILED_CASES=
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UNDEFINED_CASES=
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TOTAL_RESULT=0
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INSTANCE=
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CASENO=0
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testcase() { # testfile
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CASENO=$((CASENO+1))
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desc=`grep "^#[ \t]*description:" $1 | cut -f2 -d:`
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prlog -n "[$CASENO]$INSTANCE$desc"
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}
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test_on_instance() { # testfile
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grep -q "^#[ \t]*flags:.*instance" $1
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}
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eval_result() { # sigval
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case $1 in
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$PASS)
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prlog " [${color_green}PASS${color_reset}]"
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PASSED_CASES="$PASSED_CASES $CASENO"
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return 0
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;;
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$FAIL)
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prlog " [${color_red}FAIL${color_reset}]"
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FAILED_CASES="$FAILED_CASES $CASENO"
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return 1 # this is a bug.
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;;
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$UNRESOLVED)
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prlog " [${color_blue}UNRESOLVED${color_reset}]"
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UNRESOLVED_CASES="$UNRESOLVED_CASES $CASENO"
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return 1 # this is a kind of bug.. something happened.
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;;
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$UNTESTED)
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prlog " [${color_blue}UNTESTED${color_reset}]"
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UNTESTED_CASES="$UNTESTED_CASES $CASENO"
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return 0
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;;
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$UNSUPPORTED)
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prlog " [${color_blue}UNSUPPORTED${color_reset}]"
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UNSUPPORTED_CASES="$UNSUPPORTED_CASES $CASENO"
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return $UNSUPPORTED_RESULT # depends on use case
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;;
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$XFAIL)
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prlog " [${color_red}XFAIL${color_reset}]"
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XFAILED_CASES="$XFAILED_CASES $CASENO"
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return 0
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;;
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*)
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prlog " [${color_blue}UNDEFINED${color_reset}]"
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UNDEFINED_CASES="$UNDEFINED_CASES $CASENO"
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return 1 # this must be a test bug
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;;
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esac
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}
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# Signal handling for result codes
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SIG_RESULT=
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SIG_BASE=36 # Use realtime signals
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SIG_PID=$$
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exit_pass () {
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exit 0
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}
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SIG_FAIL=$((SIG_BASE + FAIL))
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exit_fail () {
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exit 1
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}
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trap 'SIG_RESULT=$FAIL' $SIG_FAIL
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SIG_UNRESOLVED=$((SIG_BASE + UNRESOLVED))
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exit_unresolved () {
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kill -s $SIG_UNRESOLVED $SIG_PID
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exit 0
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}
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trap 'SIG_RESULT=$UNRESOLVED' $SIG_UNRESOLVED
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SIG_UNTESTED=$((SIG_BASE + UNTESTED))
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exit_untested () {
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kill -s $SIG_UNTESTED $SIG_PID
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exit 0
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}
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trap 'SIG_RESULT=$UNTESTED' $SIG_UNTESTED
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SIG_UNSUPPORTED=$((SIG_BASE + UNSUPPORTED))
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exit_unsupported () {
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kill -s $SIG_UNSUPPORTED $SIG_PID
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exit 0
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}
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trap 'SIG_RESULT=$UNSUPPORTED' $SIG_UNSUPPORTED
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SIG_XFAIL=$((SIG_BASE + XFAIL))
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exit_xfail () {
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kill -s $SIG_XFAIL $SIG_PID
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exit 0
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}
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trap 'SIG_RESULT=$XFAIL' $SIG_XFAIL
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__run_test() { # testfile
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# setup PID and PPID, $$ is not updated.
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(cd $TRACING_DIR; read PID _ < /proc/self/stat; set -e; set -x; initialize_ftrace; . $1)
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[ $? -ne 0 ] && kill -s $SIG_FAIL $SIG_PID
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}
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# Run one test case
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run_test() { # testfile
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local testname=`basename $1`
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testcase $1
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if [ ! -z "$LOG_FILE" ] ; then
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local testlog=`mktemp $LOG_DIR/${CASENO}-${testname}-log.XXXXXX`
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else
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local testlog=/proc/self/fd/1
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fi
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export TMPDIR=`mktemp -d /tmp/ftracetest-dir.XXXXXX`
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echo "execute$INSTANCE: "$1 > $testlog
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SIG_RESULT=0
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if [ $VERBOSE -eq -1 ]; then
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__run_test $1
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elif [ -z "$LOG_FILE" ]; then
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__run_test $1 2>&1
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elif [ $VERBOSE -ge 3 ]; then
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__run_test $1 | tee -a $testlog 2>&1
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elif [ $VERBOSE -eq 2 ]; then
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__run_test $1 2>> $testlog | tee -a $testlog
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else
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__run_test $1 >> $testlog 2>&1
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fi
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eval_result $SIG_RESULT
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if [ $? -eq 0 ]; then
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# Remove test log if the test was done as it was expected.
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[ $KEEP_LOG -eq 0 -a ! -z "$LOG_FILE" ] && rm $testlog
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else
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[ $VERBOSE -eq 1 -o $VERBOSE -eq 2 ] && catlog $testlog
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TOTAL_RESULT=1
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fi
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rm -rf $TMPDIR
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}
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# load in the helper functions
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. $TEST_DIR/functions
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# Main loop
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for t in $TEST_CASES; do
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run_test $t
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if [ $STOP_FAILURE -ne 0 -a $TOTAL_RESULT -ne 0 ]; then
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echo "A failure detected. Stop test."
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exit 1
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fi
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done
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# Test on instance loop
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INSTANCE=" (instance) "
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for t in $TEST_CASES; do
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test_on_instance $t || continue
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SAVED_TRACING_DIR=$TRACING_DIR
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export TRACING_DIR=`mktemp -d $TRACING_DIR/instances/ftracetest.XXXXXX`
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run_test $t
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rmdir $TRACING_DIR
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TRACING_DIR=$SAVED_TRACING_DIR
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if [ $STOP_FAILURE -ne 0 -a $TOTAL_RESULT -ne 0 ]; then
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echo "A failure detected. Stop test."
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exit 1
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fi
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done
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(cd $TRACING_DIR; initialize_ftrace) # for cleanup
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prlog ""
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prlog "# of passed: " `echo $PASSED_CASES | wc -w`
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prlog "# of failed: " `echo $FAILED_CASES | wc -w`
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prlog "# of unresolved: " `echo $UNRESOLVED_CASES | wc -w`
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prlog "# of untested: " `echo $UNTESTED_CASES | wc -w`
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prlog "# of unsupported: " `echo $UNSUPPORTED_CASES | wc -w`
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prlog "# of xfailed: " `echo $XFAILED_CASES | wc -w`
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prlog "# of undefined(test bug): " `echo $UNDEFINED_CASES | wc -w`
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# if no error, return 0
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exit $TOTAL_RESULT
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