static void glb_init()
{
// fprintf (stderr, "GLB_OPTIONS='%s'\n", getenv ("GLB_OPTIONS"));
// fprintf (stderr, "GLB_BIND='%s'\n", getenv ("GLB_BIND"));
// fprintf (stderr, "GLB_TARGETS='%s'\n", getenv ("GLB_TARGETS"));
glb_cnf = glb_env_parse();
if (glb_cnf)
{
if (glb_cnf->verbose) glb_cnf_print(stdout, glb_cnf);
glb_log_init (GLB_LOG_STDERR, glb_cnf->verbose);
glb_router = glb_router_create(glb_cnf);
if (glb_router)
{
glb_wdog_t* wdog = NULL;
if (glb_cnf->watchdog)
{
wdog = glb_wdog_create(glb_cnf, glb_router, NULL);
}
if (glb_cnf->ctrl_set)
{
uint16_t const default_port =
glb_sockaddr_get_port(&glb_cnf->inc_addr);
int const sock = glb_socket_create(&glb_cnf->ctrl_addr, 0);
if (sock > 0)
glb_ctrl_create(glb_cnf, glb_router, NULL, wdog,
default_port, 0, sock);
}
}
}
if (!glb_router)
{
fputs (LIBGLB_PREFIX "Failed to initialize.\n", stderr);
fflush (stderr);
}
glb_real_connect = dlsym(RTLD_NEXT, "__connect");
}
// returns socket number or negative error code
int
glb_router_connect (glb_router_t* router, glb_sockaddr_t* dst_addr)
{
int sock, ret;
// prepare a socket
sock = glb_socket_create (&router->sock_out);
if (sock < 0) {
glb_log_error ("glb_socket_create() failed");
return sock;
}
// attmept to connect until we run out of destinations
ret = router_connect_dst (router, sock, dst_addr);
// avoid socket leak
if (ret < 0) {
glb_log_error ("router_connect_dst() failed");
close (sock);
sock = ret;
}
return sock;
}