void
worker_can_read(int fd, short event, void *p) {
struct http_client *c = p;
int ret, nparsed;
(void)fd;
(void)event;
ret = http_client_read(c);
if(ret <= 0) {
if((client_error_t)ret == CLIENT_DISCONNECTED) {
return;
} else if (c->failed_alloc || (client_error_t)ret == CLIENT_OOM) {
slog(c->w->s, WEBDIS_DEBUG, "503", 3);
http_send_error(c, 503, "Service Unavailable");
return;
}
}
if(c->is_websocket) {
/* Got websocket data */
ws_add_data(c);
} else {
/* run parser */
nparsed = http_client_execute(c);
if(c->failed_alloc) {
slog(c->w->s, WEBDIS_DEBUG, "503", 3);
http_send_error(c, 503, "Service Unavailable");
} else if(c->is_websocket) {
/* we need to use the remaining (unparsed) data as the body. */
if(nparsed < ret) {
http_client_add_to_body(c, c->buffer + nparsed + 1, c->sz - nparsed - 1);
ws_handshake_reply(c);
} else {
c->broken = 1;
}
free(c->buffer);
c->buffer = NULL;
c->sz = 0;
} else if(nparsed != ret) {
slog(c->w->s, WEBDIS_DEBUG, "400", 3);
http_send_error(c, 400, "Bad Request");
} else if(c->request_sz > c->s->cfg->http_max_request_size) {
slog(c->w->s, WEBDIS_DEBUG, "413", 3);
http_send_error(c, 413, "Request Entity Too Large");
}
}
if(c->broken) { /* terminate client */
http_client_free(c);
} else {
/* start monitoring input again */
worker_monitor_input(c);
}
}
/*
* Called when the body is parsed.
*/
static int
http_client_on_body(struct http_parser *p, const char *at, size_t sz) {
struct http_client *c = p->data;
return http_client_add_to_body(c, at, sz);
}