int main(int argc, char **argv)
{
int port = 0;
int messagenumber = 5;
char local_addr[256];
int c;
int mclient = 1;
char peer_address[129] = "\0";
int peer_port = PEER_DEFAULT_PORT;
char rest_api_separator = ':';
int use_null_cipher=0;
set_logfile("stdout");
set_execdir();
set_system_parameters(0);
ns_bzero(local_addr, sizeof(local_addr));
while ((c = getopt(argc, argv, "d:p:l:n:L:m:e:r:u:w:i:k:z:W:C:E:F:vsyhcxXgtTSAPDNOUHMRIGB")) != -1) {
switch (c){
case 'B':
random_disconnect = 1;
break;
case 'G':
extra_requests = 1;
break;
case 'F':
STRCPY(cipher_suite,optarg);
break;
case 'I':
no_permissions = 1;
break;
case 'M':
mobility = 1;
break;
case 'H':
shatype = SHATYPE_SHA256;
break;
case 'E':
{
char* fn = find_config_file(optarg,1);
if(!fn) {
fprintf(stderr,"ERROR: file %s not found\n",optarg);
exit(-1);
}
STRCPY(ca_cert_file,fn);
}
break;
case 'O':
dos = 1;
break;
case 'C':
rest_api_separator=*optarg;
break;
case 'D':
mandatory_channel_padding = 1;
break;
case 'N':
negative_test = 1;
break;
case 'R':
negative_protocol_test = 1;
break;
case 'z':
RTP_PACKET_INTERVAL = atoi(optarg);
break;
case 'A':
use_short_term = 1;
break;
case 'u':
STRCPY(g_uname, optarg);
break;
case 'w':
STRCPY(g_upwd, optarg);
break;
case 'g':
dont_fragment = 1;
break;
case 'd':
STRCPY(client_ifname, optarg);
break;
case 'x':
default_address_family = STUN_ATTRIBUTE_REQUESTED_ADDRESS_FAMILY_VALUE_IPV6;
break;
case 'X':
default_address_family = STUN_ATTRIBUTE_REQUESTED_ADDRESS_FAMILY_VALUE_IPV4;
break;
case 'l':
clmessage_length = atoi(optarg);
break;
case 's':
do_not_use_channel = 1;
break;
case 'n':
messagenumber = atoi(optarg);
break;
case 'p':
port = atoi(optarg);
break;
case 'L':
STRCPY(local_addr, optarg);
break;
case 'e':
STRCPY(peer_address, optarg);
break;
case 'r':
peer_port = atoi(optarg);
break;
case 'v':
clnet_verbose = TURN_VERBOSE_NORMAL;
break;
case 'h':
hang_on = 1;
break;
case 'c':
no_rtcp = 1;
break;
case 'm':
mclient = atoi(optarg);
break;
case 'y':
c2c = 1;
break;
case 't':
use_tcp = 1;
break;
case 'P':
passive_tcp = 1;
/* implies 'T': */
/* no break */
case 'T':
relay_transport = STUN_ATTRIBUTE_TRANSPORT_TCP_VALUE;
break;
case 'U':
use_null_cipher = 1;
/* implies 'S' */
/* no break */
case 'S':
use_secure = 1;
break;
case 'W':
g_use_auth_secret_with_timestamp = 1;
STRCPY(g_auth_secret,optarg);
break;
case 'i':
{
char* fn = find_config_file(optarg,1);
if(!fn) {
fprintf(stderr,"ERROR: file %s not found\n",optarg);
exit(-1);
}
STRCPY(cert_file,fn);
free(fn);
}
break;
case 'k':
{
char* fn = find_config_file(optarg,1);
if(!fn) {
fprintf(stderr,"ERROR: file %s not found\n",optarg);
exit(-1);
}
STRCPY(pkey_file,fn);
free(fn);
}
break;
default:
fprintf(stderr, "%s\n", Usage);
exit(1);
}
}
if(g_use_auth_secret_with_timestamp) {
if(use_short_term) {
fprintf(stderr,"ERROR: You cannot use authentication secret (REST API) with short-term credentials mechanism.\n");
exit(-1);
}
{
char new_uname[1025];
const unsigned long exp_time = 3600 * 24; /* one day */
if(g_uname[0]) {
snprintf(new_uname,sizeof(new_uname),"%lu%c%s",(unsigned long)time(NULL) + exp_time,rest_api_separator, (char*)g_uname);
} else {
snprintf(new_uname,sizeof(new_uname),"%lu", (unsigned long)time(NULL) + exp_time);
}
STRCPY(g_uname,new_uname);
}
{
u08bits hmac[MAXSHASIZE];
unsigned int hmac_len;
switch(shatype) {
case SHATYPE_SHA256:
hmac_len = SHA256SIZEBYTES;
break;
default:
hmac_len = SHA1SIZEBYTES;
};
hmac[0]=0;
if(stun_calculate_hmac(g_uname, strlen((char*)g_uname), (u08bits*)g_auth_secret, strlen(g_auth_secret), hmac, &hmac_len, shatype)>=0) {
size_t pwd_length = 0;
char *pwd = base64_encode(hmac,hmac_len,&pwd_length);
if(pwd) {
if(pwd_length>0) {
ns_bcopy(pwd,g_upwd,pwd_length);
g_upwd[pwd_length]=0;
}
}
free(pwd);
}
}
}
if(is_TCP_relay()) {
dont_fragment = 0;
no_rtcp = 1;
c2c = 1;
use_tcp = 1;
do_not_use_channel = 1;
}
if(port == 0) {
if(use_secure)
port = DEFAULT_STUN_TLS_PORT;
else
port = DEFAULT_STUN_PORT;
}
if (clmessage_length < (int) sizeof(message_info))
clmessage_length = (int) sizeof(message_info);
const int max_header = 100;
if(clmessage_length > (int)(STUN_BUFFER_SIZE-max_header)) {
fprintf(stderr,"Message length was corrected to %d\n",(STUN_BUFFER_SIZE-max_header));
clmessage_length = (int)(STUN_BUFFER_SIZE-max_header);
}
if (optind >= argc) {
fprintf(stderr, "%s\n", Usage);
exit(-1);
}
if (!c2c) {
if (make_ioa_addr((const u08bits*) peer_address, peer_port, &peer_addr) < 0)
return -1;
if(peer_addr.ss.sa_family == AF_INET6)
default_address_family = STUN_ATTRIBUTE_REQUESTED_ADDRESS_FAMILY_VALUE_IPV6;
}
/* SSL Init ==>> */
if(use_secure) {
SSL_load_error_strings();
OpenSSL_add_ssl_algorithms();
const char *csuite = "ALL"; //"AES256-SHA" "DH"
if(use_null_cipher)
csuite = "eNULL";
else if(cipher_suite[0])
csuite=cipher_suite;
if(use_tcp) {
root_tls_ctx[root_tls_ctx_num] = SSL_CTX_new(SSLv23_client_method());
SSL_CTX_set_cipher_list(root_tls_ctx[root_tls_ctx_num], csuite);
root_tls_ctx_num++;
root_tls_ctx[root_tls_ctx_num] = SSL_CTX_new(SSLv3_client_method());
SSL_CTX_set_cipher_list(root_tls_ctx[root_tls_ctx_num], csuite);
root_tls_ctx_num++;
root_tls_ctx[root_tls_ctx_num] = SSL_CTX_new(TLSv1_client_method());
SSL_CTX_set_cipher_list(root_tls_ctx[root_tls_ctx_num], csuite);
root_tls_ctx_num++;
#if defined(SSL_TXT_TLSV1_1)
root_tls_ctx[root_tls_ctx_num] = SSL_CTX_new(TLSv1_1_client_method());
SSL_CTX_set_cipher_list(root_tls_ctx[root_tls_ctx_num], csuite);
root_tls_ctx_num++;
#if defined(SSL_TXT_TLSV1_2)
root_tls_ctx[root_tls_ctx_num] = SSL_CTX_new(TLSv1_2_client_method());
SSL_CTX_set_cipher_list(root_tls_ctx[root_tls_ctx_num], csuite);
root_tls_ctx_num++;
#endif
#endif
} else {
#if defined(TURN_NO_DTLS)
fprintf(stderr,"ERROR: DTLS is not supported.\n");
exit(-1);
#else
if(OPENSSL_VERSION_NUMBER < 0x10000000L) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_WARNING, "WARNING: OpenSSL version is rather old, DTLS may not be working correctly.\n");
}
root_tls_ctx[root_tls_ctx_num] = SSL_CTX_new(DTLSv1_client_method());
SSL_CTX_set_cipher_list(root_tls_ctx[root_tls_ctx_num], csuite);
root_tls_ctx_num++;
#endif
}
int sslind = 0;
for(sslind = 0; sslind<root_tls_ctx_num; sslind++) {
if(cert_file[0]) {
if (!SSL_CTX_use_certificate_chain_file(root_tls_ctx[sslind], cert_file)) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "\nERROR: no certificate found!\n");
exit(-1);
}
}
if (!SSL_CTX_use_PrivateKey_file(root_tls_ctx[sslind], pkey_file,
SSL_FILETYPE_PEM)) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "\nERROR: no private key found!\n");
exit(-1);
}
if(cert_file[0]) {
if (!SSL_CTX_check_private_key(root_tls_ctx[sslind])) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "\nERROR: invalid private key!\n");
exit(-1);
}
}
if (ca_cert_file[0]) {
if (!SSL_CTX_load_verify_locations(root_tls_ctx[sslind], ca_cert_file, NULL )) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR,
"ERROR: cannot load CA from file: %s\n",
ca_cert_file);
}
/* Set to require peer (client) certificate verification */
SSL_CTX_set_verify(root_tls_ctx[sslind], SSL_VERIFY_PEER, NULL );
/* Set the verification depth to 9 */
SSL_CTX_set_verify_depth(root_tls_ctx[sslind], 9);
} else {
SSL_CTX_set_verify(root_tls_ctx[sslind], SSL_VERIFY_NONE, NULL );
}
if(!use_tcp)
SSL_CTX_set_read_ahead(root_tls_ctx[sslind], 1);
}
}
start_mclient(argv[optind], port, client_ifname, local_addr, messagenumber, mclient);
return 0;
}
int main(int argc, char **argv)
{
int port = 0;
int messagenumber = 5;
char local_addr[256];
char c;
int mclient = 1;
unsigned char ifname[1025] = "\0";
char peer_address[129] = "\0";
int peer_port = PEER_DEFAULT_PORT;
set_execdir();
srandom((unsigned int) time(NULL));
memset(local_addr, 0, sizeof(local_addr));
while ((c = getopt(argc, argv, "d:p:l:n:L:m:e:r:u:w:i:k:z:vsyhcxgtS")) != -1) {
switch (c){
case 'z':
RTP_PACKET_INTERVAL = atoi(optarg);
break;
case 'u':
STRCPY(g_uname, optarg);
break;
case 'w':
STRCPY(g_upwd, optarg);
break;
case 'g':
dont_fragment = 1;
break;
case 'd':
STRCPY(ifname, optarg);
break;
case 'x':
default_address_family
= STUN_ATTRIBUTE_REQUESTED_ADDRESS_FAMILY_VALUE_IPV6;
break;
case 'l':
clmessage_length = atoi(optarg);
break;
case 's':
use_send_method = 1;
break;
case 'n':
messagenumber = atoi(optarg);
break;
case 'p':
port = atoi(optarg);
break;
case 'L':
STRCPY(local_addr, optarg);
break;
case 'e':
STRCPY(peer_address, optarg);
break;
case 'r':
peer_port = atoi(optarg);
break;
case 'v':
clnet_verbose = 1;
break;
case 'h':
hang_on = 1;
break;
case 'c':
no_rtcp = 1;
break;
case 'm':
mclient = atoi(optarg);
break;
case 'y':
c2c = 1;
break;
case 't':
use_tcp = 1;
break;
case 'S':
use_secure = 1;
break;
case 'i':
{
char* fn = find_config_file(optarg,1);
if(!fn) {
fprintf(stderr,"ERROR: file %s not found\n",optarg);
exit(-1);
}
strcpy(cert_file,fn);
free(fn);
break;
}
case 'k':
{
char* fn = find_config_file(optarg,1);
if(!fn) {
fprintf(stderr,"ERROR: file %s not found\n",optarg);
exit(-1);
}
STRCPY(pkey_file,fn);
free(fn);
break;
}
default:
fprintf(stderr, "%s\n", Usage);
exit(1);
}
}
if(port == 0) {
if(use_secure)
port = DEFAULT_STUN_TLS_PORT;
else
port = DEFAULT_STUN_PORT;
}
if (clmessage_length < (int) sizeof(message_info))
clmessage_length = (int) sizeof(message_info);
if (optind >= argc) {
fprintf(stderr, "%s\n", Usage);
exit(-1);
}
if (!c2c) {
if (make_ioa_addr((const u08bits*) peer_address, peer_port, &peer_addr) < 0)
return -1;
}
/* SSL Init ==>> */
if(use_secure) {
SSL_load_error_strings();
OpenSSL_add_ssl_algorithms();
if(use_tcp) {
root_tls_ctx = SSL_CTX_new(TLSv1_client_method());
} else {
#if !defined(BIO_CTRL_DGRAM_QUERY_MTU)
fprintf(stderr,"ERROR: DTLS is not supported.\n");
exit(-1);
#else
if(OPENSSL_VERSION_NUMBER < 0x10000000L) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_WARNING, "WARNING: OpenSSL version is rather old, DTLS may not be working correctly.\n");
}
root_tls_ctx = SSL_CTX_new(DTLSv1_client_method());
#endif
}
SSL_CTX_set_cipher_list(root_tls_ctx, "DEFAULT");
if (!SSL_CTX_use_certificate_file(root_tls_ctx, cert_file,
SSL_FILETYPE_PEM)) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "\nERROR: no certificate found!\n");
exit(-1);
}
if (!SSL_CTX_use_PrivateKey_file(root_tls_ctx, pkey_file,
SSL_FILETYPE_PEM)) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "\nERROR: no private key found!\n");
exit(-1);
}
if (!SSL_CTX_check_private_key(root_tls_ctx)) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "\nERROR: invalid private key!\n");
exit(-1);
}
SSL_CTX_set_verify_depth(root_tls_ctx, 2);
SSL_CTX_set_read_ahead(root_tls_ctx, 1);
}
start_mclient(argv[optind], port, ifname, local_addr, messagenumber, mclient);
return 0;
}
