struct control_udp *control_udp_new(struct poller *p, endpoint_t *ep, struct callmaster *m) {
struct control_udp *c;
const char *errptr;
int erroff;
if (!p || !m)
return NULL;
c = obj_alloc0("control_udp", sizeof(*c), NULL);
c->callmaster = m;
c->parse_re = pcre_compile(
/* cookie cmd flags callid viabranch:5 */
"^(\\S+)\\s+(?:([ul])(\\S*)\\s+([^;]+)(?:;(\\S+))?\\s+" \
/* addr4 addr6:7 */
"(?:([\\d.]+)|([\\da-f:]+(?::ffff:[\\d.]+)?))" \
/* port fromtag num totag:11 */
"\\s+(\\d+)\\s+(\\S+?);(\\d+)(?:\\s+(\\S+?);\\d+(?:\\s+.*)?)?\r?\n?$" \
/* "d/q" flags callid viabranch fromtag totag:17 */
"|([dq])(\\S*)\\s+([^;\\s]+)(?:;(\\S+))?\\s+(\\S+?)(?:;\\d+)?(?:\\s+(\\S+?)(?:;\\d+)?)?\r?\n?$" \
/* v flags params:20 */
"|(v)(\\S*)(?:\\s+(\\S+))?)",
PCRE_DOLLAR_ENDONLY | PCRE_DOTALL | PCRE_CASELESS, &errptr, &erroff, NULL);
c->parse_ree = pcre_study(c->parse_re, 0, &errptr);
/* cookie cmd flags callid addr port */
c->fallback_re = pcre_compile("^(\\S+)(?:\\s+(\\S)\\S*\\s+\\S+(\\s+\\S+)(\\s+\\S+))?", PCRE_DOLLAR_ENDONLY | PCRE_DOTALL | PCRE_CASELESS, &errptr, &erroff, NULL);
if (!c->parse_re || !c->fallback_re)
goto fail2;
cookie_cache_init(&c->cookie_cache);
if (udp_listener_init(&c->udp_listeners[0], p, ep, control_udp_incoming, &c->obj))
goto fail2;
if (ipv46_any_convert(ep) && udp_listener_init(&c->udp_listeners[1], p, ep, control_udp_incoming, &c->obj))
goto fail2;
return c;
fail2:
obj_put(c);
return NULL;
}
int main(int argc, char **argv)
{
struct event_base *base;
struct udp_listener udp;
struct http http;
struct metrics *metrics = NULL;
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
return (1);
base = event_base_new();
if (!base)
{
printf("Could not allocate event base\n");
return 1;
}
if (metrics_alloc(&metrics) != S_OK)
{
return 2;
}
if (udp_listener_init(&udp, base, metrics) != S_OK)
{
return 2;
}
if (http_init(&http, base, metrics) != S_OK)
{
return 2;
}
event_add(udp.event, NULL);
event_base_dispatch(base);
udp_listener_cleanup(&udp);
metrics_free(metrics);
return 0;
}
