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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/tools/testing/ktest/examples/bootconfigs/verify-tracing.sh
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#!/bin/sh

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cd /sys/kernel/tracing

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compare_file() {

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	file="$1"

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	val="$2"

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	content=`cat $file`

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	if [ "$content" != "$val" ]; then

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		echo "FAILED: $file has '$content', expected '$val'"

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		exit 1

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	fi

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}

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compare_file_partial() {

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	file="$1"

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	val="$2"

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	content=`cat $file | sed -ne "/^$val/p"`

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	if [ -z "$content" ]; then

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		echo "FAILED: $file does not contain '$val'"

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		cat $file

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		exit 1

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	fi

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}

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file_contains() {

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	file=$1

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	val="$2"

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	if ! grep -q "$val" $file ; then

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		echo "FAILED: $file does not contain $val"

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		cat $file

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		exit 1

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	fi

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}

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compare_mask() {

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	file=$1

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	val="$2"

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	content=`cat $file | sed -ne "/^[0 ]*$val/p"`

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	if [ -z "$content" ]; then

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		echo "FAILED: $file does not have mask '$val'"

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		cat $file

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		exit 1

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	fi

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}

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compare_file "current_tracer" "function_graph"

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compare_file "options/event-fork" "1"

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compare_file "options/sym-addr" "1"

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compare_file "options/stacktrace" "1"

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compare_file "buffer_size_kb" "1024"

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file_contains "snapshot" "Snapshot is allocated"

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file_contains "trace_clock" '\[global\]'

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compare_file "events/initcall/enable" "1"

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compare_file "events/task/task_newtask/enable" "1"

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compare_file "events/sched/sched_process_exec/filter" "pid < 128"

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compare_file "events/kprobes/enable" "1"

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compare_file "instances/bar/events/kprobes/myevent/enable" "1"

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compare_file "instances/bar/events/kprobes/myevent2/enable" "1"

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compare_file "instances/bar/events/kprobes/myevent3/enable" "1"

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compare_file "instances/foo/current_tracer" "function"

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compare_file "instances/foo/tracing_on" "0"

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compare_file "/proc/sys/kernel/ftrace_dump_on_oops" "2"

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compare_file "/proc/sys/kernel/traceoff_on_warning" "1"

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exit 0

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