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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2021 Cyril Hrubis <chrubis@suse.cz>
*/
#include <stdio.h>
#include <signal.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
static void print_help(const char *name)
{
fprintf(stderr, "usage: %s timeout pid\n", name);
}
#define print_msg(fmt, ...) fprintf(stderr, fmt "\n", ##__VA_ARGS__)
int main(int argc, char *argv[])
{
int timeout, pid, ret, i;
if (argc != 3) {
print_help(argv[0]);
return 1;
}
timeout = atoi(argv[1]);
pid = atoi(argv[2]);
if (timeout < 0) {
fprintf(stderr, "Invalid timeout '%s'\n", argv[1]);
print_help(argv[0]);
return 1;
}
if (pid <= 1) {
fprintf(stderr, "Invalid pid '%s'\n", argv[2]);
print_help(argv[0]);
return 1;
}
ret = setpgid(0, 0);
if (ret)
print_msg("setpgid() failed: %s", strerror(errno));
if (timeout)
sleep(timeout);
print_msg("Test timed out, sending SIGTERM!");
print_msg("If you are running on slow machine, try exporting LTP_TIMEOUT_MUL > 1");
ret = kill(-pid, SIGTERM);
if (ret) {
print_msg("kill(%i) failed: %s", -pid, strerror(errno));
return 1;
}
usleep(100000);
i = 10;
while (!kill(-pid, 0) && i-- > 0) {
print_msg("Test is still running... %i", i + 1);
sleep(1);
}
if (!kill(-pid, 0)) {
print_msg("Test is still running, sending SIGKILL");
ret = kill(-pid, SIGKILL);
if (ret) {
print_msg("kill(%i) failed: %s", -pid, strerror(errno));
return 1;
}
}
return 0;
}
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