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selftests/harness: Add 30 second timeout per test

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In order to keep tests from hanging forever, this adds an alarm signal
to each test run. This assumes an individual test doesn't take longer
than 30 seconds.

Signed-off-by: Kees Cook <[email protected]>
Signed-off-by: Shuah Khan <[email protected]>
This commit is contained in:
Kees Cook authored and Shuah Khan committed 2019-04-16 17:04:34 -06:00
1 parent 9dd3fcb0ab
commit a745f7af3c
1 file changed
+2
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tools/testing/selftests/kselftest_harness.h
+2
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@@ -696,6 +696,7 @@ void __run_test(struct __test_metadata *t)
t->passed = 1;
t->trigger = 0;
printf("[ RUN ] %s\n", t->name);
alarm(30);
child_pid = fork();
if (child_pid < 0) {
printf("ERROR SPAWNING TEST CHILD\n");
@@ -744,6 +745,7 @@ void __run_test(struct __test_metadata *t)
}
}
printf("[ %4s ] %s\n", (t->passed ? "OK" : "FAIL"), t->name);
alarm(0);
}
static int test_harness_run(int __attribute__((unused)) argc,