/* $NetBSD: test-mini_inetd.c,v 1.2 2017/01/28 21:31:50 christos Exp $ */
/***********************************************************************
* Copyright (c) 2009, Secure Endpoints Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
**********************************************************************/
#include <config.h>
#include <krb5/roken.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#define PORT 8013
#define PORT_S "8013"
char * prog = "Master";
int is_client = 0;
static int
get_address(int flags, struct addrinfo ** ret)
{
struct addrinfo ai;
int rv;
memset(&ai, 0, sizeof(ai));
ai.ai_flags = flags | AI_NUMERICHOST;
ai.ai_family = AF_INET;
ai.ai_socktype = SOCK_STREAM;
ai.ai_protocol = PF_UNSPEC;
rv = getaddrinfo("127.0.0.1", PORT_S, &ai, ret);
if (rv)
warnx("getaddrinfo: %s", gai_strerror(rv));
return rv;
}
static int
get_connected_socket(rk_socket_t * s_ret)
{
struct addrinfo * ai = NULL;
int rv = 0;
rk_socket_t s = rk_INVALID_SOCKET;
rv = get_address(0, &ai);
if (rv)
return rv;
s = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
if (rk_IS_BAD_SOCKET(s)) {
rv = 1;
goto done;
}
rv = connect(s, ai->ai_addr, ai->ai_addrlen);
if (rk_IS_SOCKET_ERROR(rv))
goto done;
*s_ret = s;
s = rk_INVALID_SOCKET;
rv = 0;
done:
if (!rk_IS_BAD_SOCKET(s))
rk_closesocket(s);
if (ai)
freeaddrinfo(ai);
return (rv) ? rk_SOCK_ERRNO : 0;
}
const char * test_strings[] = {
"Hello",
"01234566789012345689012345678901234567890123456789",
"Another test",
"exit"
};
static int
test_simple_echo_client(void)
{
rk_socket_t s = rk_INVALID_SOCKET;
int rv;
char buf[81];
int i;
fprintf(stderr, "[%s] Getting connected socket...", getprogname());
rv = get_connected_socket(&s);
if (rv) {
fprintf(stderr, "\n[%s] get_connected_socket() failed (%s)\n",
getprogname(), strerror(rk_SOCK_ERRNO));
return 1;
}
fprintf(stderr, "[%s] done\n", getprogname());
for (i=0; i < sizeof(test_strings)/sizeof(test_strings[0]); i++) {
rv = send(s, test_strings[i], strlen(test_strings[i]), 0);
if (rk_IS_SOCKET_ERROR(rv)) {
fprintf(stderr, "[%s] send() failure (%s)\n",
getprogname(), strerror(rk_SOCK_ERRNO));
rk_closesocket(s);
return 1;
}
rv = recv(s, buf, sizeof(buf), 0);
if (rk_IS_SOCKET_ERROR(rv)) {
fprintf (stderr, "[%s] recv() failure (%s)\n",
getprogname(), strerror(rk_SOCK_ERRNO));
rk_closesocket(s);
return 1;
}
if (rv == 0) {
fprintf (stderr, "[%s] No data received\n", prog);
rk_closesocket(s);
return 1;
}
if (rv != strlen(test_strings[i])) {
fprintf (stderr, "[%s] Data length mismatch %d != %d\n", prog, rv, strlen(test_strings[i]));
rk_closesocket(s);
return 1;
}
}
fprintf (stderr, "[%s] Done\n", prog);
rk_closesocket(s);
return 0;
}
static int
test_simple_echo_socket(void)
{
fprintf (stderr, "[%s] Process ID %d\n", prog, GetCurrentProcessId());
fprintf (stderr, "[%s] Starting echo test with sockets\n", prog);
if (is_client) {
return test_simple_echo_client();
} else {
rk_socket_t s = rk_INVALID_SOCKET;
fprintf (stderr, "[%s] Listening for connections...\n", prog);
mini_inetd(htons(PORT), &s);
if (rk_IS_BAD_SOCKET(s)) {
fprintf (stderr, "[%s] Connect failed (%s)\n",
getprogname(), strerror(rk_SOCK_ERRNO));
} else {
fprintf (stderr, "[%s] Connected\n", prog);
}
{
char buf[81];
int rv, srv;
while ((rv = recv(s, buf, sizeof(buf), 0)) != 0 && !rk_IS_SOCKET_ERROR(rv)) {
buf[rv] = 0;
fprintf(stderr, "[%s] Received [%s]\n", prog, buf);
/* simple echo */
srv = send(s, buf, rv, 0);
if (srv != rv) {
if (rk_IS_SOCKET_ERROR(srv))
fprintf(stderr, "[%s] send() error [%s]\n",
getprogname(), strerror(rk_SOCK_ERRNO));
else
fprintf(stderr, "[%s] send() size mismatch %d != %d",
getprogname(), srv, rv);
}
if (!strcmp(buf, "exit")) {
fprintf(stderr, "[%s] Exiting...\n", prog);
shutdown(s, SD_SEND);
rk_closesocket(s);
return 0;
}
}
fprintf(stderr, "[%s] recv() failed (%s)\n",
getprogname(),
strerror(rk_SOCK_ERRNO));
}
rk_closesocket(s);
}
return 1;
}
static int
test_simple_echo(void)
{
fprintf (stderr, "[%s] Starting echo test\n", prog);
if (is_client) {
return test_simple_echo_client();
} else {
fprintf (stderr, "[%s] Listening for connections...\n", prog);
mini_inetd(htons(PORT), NULL);
fprintf (stderr, "[%s] Connected\n", prog);
{
char buf[81];
while (gets(buf)) {
fprintf(stderr, "[%s] Received [%s]\n", prog, buf);
if (!strcmp(buf, "exit"))
return 0;
/* simple echo */
puts(buf);
}
fprintf(stderr, "[%s] gets() failed (%s)\n", prog, _strerror("gets"));
}
}
return 1;
}
static int
do_client(void)
{
int rv = 0;
rk_SOCK_INIT();
prog = "Client";
is_client = 1;
fprintf(stderr, "Starting client...\n");
rv = test_simple_echo_socket();
rk_SOCK_EXIT();
return rv;
}
static int
do_server(void)
{
int rv = 0;
rk_SOCK_INIT();
prog = "Server";
fprintf(stderr, "Starting server...\n");
rv = test_simple_echo_socket();
rk_SOCK_EXIT();
return rv;
}
static time_t
wait_callback(void *p)
{
return (time_t)-1;
}
static int
do_test(char * path)
{
intptr_t p_server;
intptr_t p_client;
int client_rv;
int server_rv;
p_server = _spawnl(_P_NOWAIT, path, path, "--server", NULL);
if (p_server <= 0) {
fprintf(stderr, "%s: %s", path, _strerror("Can't start server process"));
return 1;
}
#ifdef _WIN32
/* On Windows, the _spawn*() functions return a process handle on
success. We need a process ID for use with
wait_for_process_timed(). */
p_server = GetProcessId((HANDLE) p_server);
#endif
fprintf(stderr, "Created server process ID %d\n", p_server);
p_client = _spawnl(_P_NOWAIT, path, path, "--client", NULL);
if (p_client <= 0) {
fprintf(stderr, "%s: %s", path, _strerror("Can't start client process"));
fprintf(stderr, "Waiting for server process to terminate ...");
wait_for_process_timed(p_server, wait_callback, NULL, 5);
fprintf(stderr, "DONE\n");
return 1;
}
#ifdef _WIN32
p_client = GetProcessId((HANDLE) p_client);
#endif
fprintf(stderr, "Created client process ID %d\n", p_client);
fprintf(stderr, "Waiting for client process to terminate ...");
client_rv = wait_for_process_timed(p_client, wait_callback, NULL, 5);
if (SE_IS_ERROR(client_rv)) {
fprintf(stderr, "\nwait_for_process_timed() failed for client. rv=%d\n", client_rv);
} else {
fprintf(stderr, "DONE\n");
}
fprintf(stderr, "Waiting for server process to terminate ...");
server_rv = wait_for_process_timed(p_server, wait_callback, NULL, 5);
if (SE_IS_ERROR(server_rv)) {
fprintf(stderr, "\nwait_for_process_timed() failed for server. rv=%d\n", server_rv);
} else {
fprintf(stderr, "DONE\n");
}
if (client_rv == 0 && server_rv == 0) {
fprintf(stderr, "PASS\n");
return 0;
} else {
fprintf(stderr, "FAIL: Client rv=%d, Server rv=%d\n", client_rv, server_rv);
return 1;
}
}
int main(int argc, char ** argv)
{
setprogname(argv[0]);
if (argc == 2 && strcmp(argv[1], "--client") == 0)
return do_client();
else if (argc == 2 && strcmp(argv[1], "--server") == 0)
return do_server();
else if (argc == 1)
return do_test(argv[0]);
else {
printf ("%s: Test mini_inetd() function. Run with no arguments to start test\n",
argv[0]);
return 1;
}
}