int main(int argc, char *argv[]) {
struct ns_mgr mgr;
struct ns_connection *nc;
int i;
char *cp;
ns_mgr_init(&mgr, NULL);
nc = ns_bind(&mgr, s_http_port, ev_handler);
ns_set_protocol_http_websocket(nc);
s_http_server_opts.document_root = ".";
s_http_server_opts.enable_directory_listing = "yes";
/* Use current binary directory as document root */
if (argc > 0 && ((cp = strrchr(argv[0], '/')) != NULL ||
(cp = strrchr(argv[0], '/')) != NULL)) {
*cp = '\0';
s_http_server_opts.document_root = argv[0];
}
/* Process command line options to customize HTTP server */
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "-D") == 0 && i + 1 < argc) {
mgr.hexdump_file = argv[++i];
} else if (strcmp(argv[i], "-d") == 0 && i + 1 < argc) {
s_http_server_opts.document_root = argv[++i];
} else if (strcmp(argv[i], "-a") == 0 && i + 1 < argc) {
s_http_server_opts.auth_domain = argv[++i];
} else if (strcmp(argv[i], "-P") == 0 && i + 1 < argc) {
s_http_server_opts.global_auth_file = argv[++i];
} else if (strcmp(argv[i], "-p") == 0 && i + 1 < argc) {
s_http_server_opts.per_directory_auth_file = argv[++i];
} else if (strcmp(argv[i], "-r") == 0 && i + 1 < argc) {
s_http_server_opts.url_rewrites = argv[++i];
#ifndef NS_DISABLE_CGI
} else if (strcmp(argv[i], "-i") == 0 && i + 1 < argc) {
s_http_server_opts.cgi_interpreter = argv[++i];
#endif
#ifdef NS_ENABLE_SSL
} else if (strcmp(argv[i], "-s") == 0 && i + 1 < argc) {
const char *ssl_cert = argv[++i];
const char *err_str = ns_set_ssl(nc, ssl_cert, NULL);
if (err_str != NULL) {
fprintf(stderr, "Error loading SSL cert: %s\n", err_str);
exit(1);
}
#endif
}
}
printf("Starting RESTful server on port %s\n", s_http_port);
for (;;) {
ns_mgr_poll(&mgr, 1000);
}
ns_mgr_free(&mgr);
return 0;
}
static const char *test_mgr_with_ssl(int use_ssl) {
char addr[100] = "127.0.0.1:0", ip[sizeof(addr)], buf[100] = "";
struct ns_mgr mgr;
struct ns_connection *nc;
int port, port2;
#ifndef NS_ENABLE_SSL
(void)use_ssl;
#endif
ns_mgr_init(&mgr, NULL);
/* mgr.hexdump_file = "/dev/stdout"; */
ASSERT((nc = ns_bind(&mgr, addr, eh1)) != NULL);
port2 = htons(nc->sa.sin.sin_port);
ASSERT(port2 > 0);
#ifdef NS_ENABLE_SSL
if (use_ssl) {
ASSERT(ns_set_ssl(nc, S_PEM, CA_PEM) == NULL);
}
#endif
ns_sock_to_str(nc->sock, addr, sizeof(addr), 3);
ASSERT(sscanf(addr, "%[^:]:%d", ip, &port) == 2);
ASSERT(strcmp(ip, "127.0.0.1") == 0);
ASSERT(port == port2);
ASSERT((nc = ns_connect(&mgr, addr, eh1)) != NULL);
#ifdef NS_ENABLE_SSL
if (use_ssl) {
ASSERT(ns_set_ssl(nc, C_PEM, CA_PEM) == NULL);
}
#endif
nc->user_data = buf;
poll_mgr(&mgr, 50);
ASSERT(strcmp(buf, "ok!") == 0);
ns_mgr_free(&mgr);
return NULL;
}
/*
* Construct a new WebSocket object:
*
* url: url where to connect to
* protocol: websocket subprotocol
*
* Example:
* ws = new WebSocket('wss://localhost:1234');
* ws.onopen = function(ev) {
* print("ON OPEN", ev);
* }
*
* ws.onclose = function(ev) {
* print("ON CLOSE", ev);
* }
*
* ws.onmessage = function(ev) {
* print("ON MESSAGE", ev);
* }
*
* ws.onerror = function(ev) {
* print("ON ERROR", ev);
* }
*
*/
static v7_val_t sj_ws_ctor(struct v7 *v7, v7_val_t this_obj, v7_val_t args) {
struct ns_connection *nc;
struct user_data *ud;
v7_val_t urlv = v7_array_get(v7, args, 0);
v7_val_t subprotov = v7_array_get(v7, args, 1);
(void) this_obj;
(void) args;
if (!v7_is_string(urlv)) {
v7_throw(v7, "invalid ws url string");
}
if (v7_is_object(this_obj) && this_obj != v7_get_global_object(v7)) {
int use_ssl = 0;
size_t len;
const char *url = v7_to_string(v7, &urlv, &len);
if (strncmp(url, "ws://", 5) == 0) {
url += 5;
} else if (strncmp(url, "wss://", 6) == 0) {
url += 6;
use_ssl = 1;
}
nc = ns_connect(&sj_mgr, url, ws_ev_handler);
if (nc == NULL) v7_throw(v7, "error creating the connection");
#ifdef NS_ENABLE_SSL
if (use_ssl) {
ns_set_ssl(nc, NULL, NULL);
}
#endif
ns_set_protocol_http_websocket(nc);
ud = calloc(1, sizeof(*ud));
ud->v7 = v7;
ud->ws = this_obj;
nc->user_data = ud;
v7_own(v7, &ud->ws);
if (v7_is_string(subprotov)) {
size_t len;
const char *proto = v7_to_string(v7, &subprotov, &len);
ud->proto = strdup(proto);
}
} else {
v7_throw(v7, "WebSocket ctor called without new");
}
return v7_create_undefined();
}
int main(int argc, char *argv[]) {
struct ns_mgr mgr;
struct ns_connection *nc;
int i, redirect = 0;
const char *vhost = NULL;
ns_mgr_init(&mgr, NULL);
/* Parse command line arguments */
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "-D") == 0) {
mgr.hexdump_file = argv[i + 1];
i++;
} else if (strcmp(argv[i], "-k") == 0) {
s_backend_keepalive = 1;
} else if (strcmp(argv[i], "-l") == 0 && i + 1 < argc) {
if (strcmp(argv[i + 1], "-") == 0) {
s_log_file = stdout;
} else {
s_log_file = fopen(argv[i + 1], "a");
if (s_log_file == NULL) {
perror("fopen");
exit(EXIT_FAILURE);
}
}
i++;
} else if (strcmp(argv[i], "-p") == 0) {
s_http_port = argv[i + 1];
i++;
} else if (strcmp(argv[i], "-r") == 0 && i + 1 < argc) {
redirect = 1;
} else if (strcmp(argv[i], "-v") == 0 && i + 1 < argc) {
if (strcmp(argv[i + 1], "") == 0) {
vhost = NULL;
} else {
vhost = argv[i + 1];
}
i++;
} else if (strcmp(argv[i], "-b") == 0 && i + 2 < argc) {
struct http_backend *be =
vhost != NULL ? &s_vhost_backends[s_num_vhost_backends++]
: &s_default_backends[s_num_default_backends++];
STAILQ_INIT(&be->conns);
char *r = NULL;
be->vhost = vhost;
be->uri_prefix = argv[i + 1];
be->host_port = argv[i + 2];
be->redirect = redirect;
be->uri_prefix_replacement = be->uri_prefix;
if ((r = strchr(be->uri_prefix, '=')) != NULL) {
*r = '\0';
be->uri_prefix_replacement = r + 1;
}
printf(
"Adding backend for %s%s : %s "
"[redirect=%d,prefix_replacement=%s]\n",
be->vhost == NULL ? "" : be->vhost, be->uri_prefix, be->host_port,
be->redirect, be->uri_prefix_replacement);
vhost = NULL;
redirect = 0;
i += 2;
#ifdef NS_ENABLE_SSL
} else if (strcmp(argv[i], "-s") == 0 && i + 1 < argc) {
s_ssl_cert = argv[++i];
#endif
} else {
print_usage_and_exit(argv[0]);
}
}
/* Open listening socket */
if ((nc = ns_bind(&mgr, s_http_port, ev_handler)) == NULL) {
fprintf(stderr, "ns_bind(%s) failed\n", s_http_port);
exit(EXIT_FAILURE);
}
#if NS_ENABLE_SSL
if (s_ssl_cert != NULL) {
const char *err_str = ns_set_ssl(nc, s_ssl_cert, NULL);
if (err_str != NULL) {
fprintf(stderr, "Error loading SSL cert: %s\n", err_str);
exit(1);
}
}
#endif
ns_set_protocol_http_websocket(nc);
if (s_num_vhost_backends + s_num_default_backends == 0) {
print_usage_and_exit(argv[0]);
}
signal(SIGINT, signal_handler);
signal(SIGTERM, signal_handler);
/* Run event loop until signal is received */
printf("Starting LB on port %s\n", s_http_port);
while (s_sig_num == 0) {
ns_mgr_poll(&mgr, 1000);
}
/* Cleanup */
ns_mgr_free(&mgr);
printf("Exiting on signal %d\n", s_sig_num);
return EXIT_SUCCESS;
}
int main(int argc, char *argv[]) {
struct ns_mgr mgr;
struct ns_connection *nc;
int i;
int redirect;
const char *vhost = NULL;
ns_mgr_init(&mgr, NULL);
/* Parse command line arguments */
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "-D") == 0) {
mgr.hexdump_file = argv[i + 1];
i++;
} else if (strcmp(argv[i], "-p") == 0) {
s_http_port = argv[i + 1];
i++;
} else if (strcmp(argv[i], "-r") == 0 && i + 1 < argc) {
redirect = 1;
i++;
} else if (strcmp(argv[i], "-v") == 0 && i + 1 < argc) {
vhost = argv[i + 1];
i++;
} else if (strcmp(argv[i], "-b") == 0 && i + 2 < argc) {
s_http_backends[s_num_http_backends].vhost = vhost;
s_http_backends[s_num_http_backends].uri_prefix = argv[i + 1];
s_http_backends[s_num_http_backends].host_port = argv[i + 2];
s_http_backends[s_num_http_backends].redirect = redirect;
s_num_http_backends++;
vhost = NULL;
redirect = 0;
i += 2;
#ifdef NS_ENABLE_SSL
} else if (strcmp(argv[i], "-s") == 0 && i + 1 < argc) {
s_ssl_cert = argv[++i];
#endif
}
}
/* Open listening socket */
if ((nc = ns_bind(&mgr, s_http_port, ev_handler)) == NULL) {
fprintf(stderr, "ns_bind(%s) failed\n", s_http_port);
exit(EXIT_FAILURE);
}
#if NS_ENABLE_SSL
if (s_ssl_cert != NULL) {
const char *err_str = ns_set_ssl(nc, s_ssl_cert, NULL);
if (err_str != NULL) {
fprintf(stderr, "Error loading SSL cert: %s\n", err_str);
exit(1);
}
}
#endif
if (s_num_http_backends == 0) {
fprintf(stderr, "Usage: %s [-D debug_dump_file] [-p http_port] "
#if NS_ENABLE_SSL
"[-s ssl_cert] "
#endif
"<[-r] [-v vhost] -b uri_prefix host_port> ... \n", argv[0]);
exit(EXIT_FAILURE);
}
signal(SIGINT, signal_handler);
signal(SIGTERM, signal_handler);
/* Run event loop until signal is received */
printf("Starting LB on port %s\n", s_http_port);
while (s_sig_num == 0) {
ns_mgr_poll(&mgr, 1000);
}
/* Cleanup */
ns_mgr_free(&mgr);
printf("Exiting on signal %d\n", s_sig_num);
return EXIT_SUCCESS;
}