init.sh

  1# SPDX-License-Identifier: GPL-2.0
  2#
  3#	init.sh
  4#	Author: Michael Petlan <mpetlan@redhat.com>
  5#
  6#	Description:
  7#
  8#		This file should be used for initialization of basic functions
  9#	for checking, reporting results etc.
 10#
 11#
 12
 13
 14. "$(dirname $0)/../common/settings.sh"
 15. "$(dirname $0)/../common/patterns.sh"
 16
 17THIS_TEST_NAME=`basename $0 .sh`
 18
 19_echo()
 20{
 21	test "$TESTLOG_VERBOSITY" -ne 0 && echo -e "$@"
 22}
 23
 24print_results()
 25{
 26	PERF_RETVAL="$1"; shift
 27	CHECK_RETVAL="$1"; shift
 28	FAILURE_REASON=""
 29	TASK_COMMENT="$*"
 30	if [ $PERF_RETVAL -eq 0 ] && [ $CHECK_RETVAL -eq 0 ]; then
 31		_echo "$MPASS-- [ PASS ] --$MEND $TEST_NAME :: $THIS_TEST_NAME :: $TASK_COMMENT"
 32		return 0
 33	else
 34		if [ $PERF_RETVAL -ne 0 ]; then
 35			FAILURE_REASON="command exitcode"
 36		fi
 37		if [ $CHECK_RETVAL -ne 0 ]; then
 38			test -n "$FAILURE_REASON" && FAILURE_REASON="$FAILURE_REASON + "
 39			FAILURE_REASON="$FAILURE_REASON""output regexp parsing"
 40		fi
 41		_echo "$MFAIL-- [ FAIL ] --$MEND $TEST_NAME :: $THIS_TEST_NAME :: $TASK_COMMENT ($FAILURE_REASON)"
 42		return 1
 43	fi
 44}
 45
 46print_overall_results()
 47{
 48	RETVAL="$1"; shift
 49	TASK_COMMENT="$*"
 50	test -n "$TASK_COMMENT" && TASK_COMMENT=":: $TASK_COMMENT"
 51
 52	if [ $RETVAL -eq 0 ]; then
 53		_echo "$MALLPASS## [ PASS ] ##$MEND $TEST_NAME :: $THIS_TEST_NAME SUMMARY"
 54	else
 55		_echo "$MALLFAIL## [ FAIL ] ##$MEND $TEST_NAME :: $THIS_TEST_NAME SUMMARY :: $RETVAL failures found $TASK_COMMENT"
 56	fi
 57	return $RETVAL
 58}
 59
 60print_testcase_skipped()
 61{
 62	TASK_COMMENT="$*"
 63	_echo "$MSKIP-- [ SKIP ] --$MEND $TEST_NAME :: $THIS_TEST_NAME :: $TASK_COMMENT :: testcase skipped"
 64	return 0
 65}
 66
 67print_overall_skipped()
 68{
 69	_echo "$MSKIP## [ SKIP ] ##$MEND $TEST_NAME :: $THIS_TEST_NAME :: testcase skipped"
 70	return 0
 71}
 72
 73print_warning()
 74{
 75	WARN_COMMENT="$*"
 76	_echo "$MWARN-- [ WARN ] --$MEND $TEST_NAME :: $THIS_TEST_NAME :: $WARN_COMMENT"
 77	return 0
 78}
 79
 80# this function should skip a testcase if the testsuite is not run in
 81# a runmode that fits the testcase --> if the suite runs in BASIC mode
 82# all STANDARD and EXPERIMENTAL testcases will be skipped; if the suite
 83# runs in STANDARD mode, all EXPERIMENTAL testcases will be skipped and
 84# if the suite runs in EXPERIMENTAL mode, nothing is skipped
 85consider_skipping()
 86{
 87	TESTCASE_RUNMODE="$1"
 88	# the runmode of a testcase needs to be at least the current suite's runmode
 89	if [ $PERFTOOL_TESTSUITE_RUNMODE -lt $TESTCASE_RUNMODE ]; then
 90		print_overall_skipped
 91		exit 2
 92	fi
 93}
 94
 95detect_baremetal()
 96{
 97	# return values:
 98	# 0 = bare metal
 99	# 1 = virtualization detected
100	# 2 = unknown state
101	VIRT=`systemd-detect-virt 2>/dev/null`
102	test $? -eq 127 && return 2
103	test "$VIRT" = "none"
104}
105
106detect_intel()
107{
108	# return values:
109	# 0 = is Intel
110	# 1 = is not Intel or unknown
111	grep "vendor_id" < /proc/cpuinfo | grep -q "GenuineIntel"
112}
113
114detect_amd()
115{
116	# return values:
117	# 0 = is AMD
118	# 1 = is not AMD or unknown
119	grep "vendor_id" < /proc/cpuinfo | grep -q "AMD"
120}
121
122# base probe utility
123check_kprobes_available()
124{
125	test -e /sys/kernel/debug/tracing/kprobe_events
126}
127
128check_uprobes_available()
129{
130	test -e /sys/kernel/debug/tracing/uprobe_events
131}
132
133clear_all_probes()
134{
135	echo 0 > /sys/kernel/debug/tracing/events/enable
136	check_kprobes_available && echo > /sys/kernel/debug/tracing/kprobe_events
137	check_uprobes_available && echo > /sys/kernel/debug/tracing/uprobe_events
138}
139
140check_sdt_support()
141{
142	$CMD_PERF list sdt | grep sdt > /dev/null 2> /dev/null
143}