1#!/bin/sh
2
3cd /sys/kernel/tracing
4
5compare_file() {
6	file="$1"
7	val="$2"
8	content=`cat $file`
9	if [ "$content" != "$val" ]; then
10		echo "FAILED: $file has '$content', expected '$val'"
11		exit 1
12	fi
13}
14
15compare_file_partial() {
16	file="$1"
17	val="$2"
18	content=`cat $file | sed -ne "/^$val/p"`
19	if [ -z "$content" ]; then
20		echo "FAILED: $file does not contain '$val'"
21		cat $file
22		exit 1
23	fi
24}
25
26file_contains() {
27	file=$1
28	val="$2"
29
30	if ! grep -q "$val" $file ; then
31		echo "FAILED: $file does not contain $val"
32		cat $file
33		exit 1
34	fi
35}
36
37compare_mask() {
38	file=$1
39	val="$2"
40
41	content=`cat $file | sed -ne "/^[0 ]*$val/p"`
42	if [ -z "$content" ]; then
43		echo "FAILED: $file does not have mask '$val'"
44		cat $file
45		exit 1
46	fi
47}
48
49compare_file "current_tracer" "function_graph"
50compare_file "options/event-fork" "1"
51compare_file "options/sym-addr" "1"
52compare_file "options/stacktrace" "1"
53compare_file "buffer_size_kb" "1024"
54file_contains "snapshot" "Snapshot is allocated"
55file_contains "trace_clock" '\[global\]'
56
57compare_file "events/initcall/enable" "1"
58compare_file "events/task/task_newtask/enable" "1"
59compare_file "events/sched/sched_process_exec/filter" "pid < 128"
60compare_file "events/kprobes/enable" "1"
61
62compare_file "instances/bar/events/kprobes/myevent/enable" "1"
63compare_file "instances/bar/events/kprobes/myevent2/enable" "1"
64compare_file "instances/bar/events/kprobes/myevent3/enable" "1"
65
66compare_file "instances/foo/current_tracer" "function"
67compare_file "instances/foo/tracing_on" "0"
68
69compare_file "/proc/sys/kernel/ftrace_dump_on_oops" "2"
70compare_file "/proc/sys/kernel/traceoff_on_warning" "1"
71
72exit 0
73