int wait_for_cb(cb_ctx_t *cb_ctx, void **ret_pointer, GError **gerr)
{
int wait_cnt = 0;
if (!g_mutex_trylock(&cb_ctx->pending_cb_mtx) &&
is_event_loop_running()) {
// Reset return value
cb_ctx->cb_ret_val = BL_NO_CALLBACK_ERROR;
cb_ctx->cb_ret_pointer = NULL;
printf_dbg("Waiting for callback\n");
while (is_event_loop_running() &&
!g_mutex_trylock(&cb_ctx->pending_cb_mtx)) {
usleep(100000);
if (wait_cnt < CB_TIMEOUT_S*10) {
wait_cnt++;
} else {
GError *err = g_error_new(BL_ERROR_DOMAIN,
BL_NO_CALLBACK_ERROR,
"Timeout no callback received\n");
printf_dbg("%s", err->message);
PROPAGATE_ERROR;
set_conn_state(cb_ctx->dev_ctx, STATE_DISCONNECTED);
return BL_NO_CALLBACK_ERROR;
}
}
}
if (!is_event_loop_running()) {
set_conn_state(cb_ctx->dev_ctx, STATE_DISCONNECTED);
GError *err = g_error_new(BL_ERROR_DOMAIN, BL_DISCONNECTED_ERROR,
"Event loop is not running\n");
printf_dbg("%s", err->message);
PROPAGATE_ERROR;
return BL_DISCONNECTED_ERROR;
} else
printf_dbg("Callback returned <%d, %p>\n", cb_ctx->cb_ret_val,
cb_ctx->cb_ret_pointer);
if (cb_ctx->cb_ret_val != BL_NO_ERROR) {
GError *err = g_error_new(BL_ERROR_DOMAIN, cb_ctx->cb_ret_val, "%s",
cb_ctx->cb_ret_msg);
PROPAGATE_ERROR;
}
if (*cb_ctx->cb_ret_msg != '\0') {
printf_dbg("%s", cb_ctx->cb_ret_msg);
}
strcpy(cb_ctx->cb_ret_msg, "\0");
if (ret_pointer)
*ret_pointer = cb_ctx->cb_ret_pointer;
return cb_ctx->cb_ret_val;
}
static void* reconn_fun(void* arg){
conn_t* conn;
queue_t* q = &g_ctx.reconn_q;
rval_t rval;
int times = 1;
while(1){
conn = list_entry(deque(q), conn_t, reconn_link);
assert(conn->conn_state == CONNECTING);
assert(conn->conn_type == ACTIVE);
debug_info("start reconn conn[%d], fd[%d],%s \n",
conn->id, conn->sockfd, dump_addr(conn->addr));
rval = re_connect(conn);
if(success(rval)){
debug_info("reconn conn[%d], fd[%d] success! \n", conn->id, conn->sockfd);
set_conn_state(conn, CONNECTED);
add_event(conn);
}else{
debug_warn("reconn conn[%d], fd[%d] failed! errno[%d]\n",
conn->id, conn->sockfd, rval.err);
enque(q, &conn->reconn_link); //continue reconn
}
sleep(times);
}
}
/*
* Callback functions
*/
void connect_cb(GIOChannel *io, GError *err, gpointer user_data)
{
printf_dbg("[CB] IN connect_cb\n");
if (err) {
set_conn_state(STATE_DISCONNECTED);
cb_ret_val = BL_REQUEST_FAIL_ERROR;
sprintf(cb_ret_msg, "%s", err->message);
goto error;
}
attrib = g_attrib_new(iochannel);
set_conn_state(STATE_CONNECTED);
strcpy(cb_ret_msg, "Connection successful\n");
cb_ret_val = BL_NO_ERROR;
error:
g_mutex_unlock(pending_callback);
printf_dbg("[CB] OUT connect_cb\n");
}
/*
* Callback functions
*/
void connect_cb(GIOChannel *io, GError *err, gpointer user_data)
{
cb_ctx_t *cb_ctx = user_data;
printf_dbg("IN connect_cb\n");
if (err) {
set_conn_state(cb_ctx->dev_ctx, STATE_DISCONNECTED);
cb_ctx->cb_ret_val = BL_REQUEST_FAIL_ERROR;
sprintf(cb_ctx->cb_ret_msg, "%s", err->message);
goto error;
}
cb_ctx->dev_ctx->attrib = g_attrib_new(cb_ctx->dev_ctx->iochannel);
set_conn_state(cb_ctx->dev_ctx, STATE_CONNECTED);
strcpy(cb_ctx->cb_ret_msg, "Connection successful\n");
cb_ctx->cb_ret_val = BL_NO_ERROR;
error:
g_mutex_unlock(&cb_ctx->pending_cb_mtx);
printf_dbg("OUT connect_cb\n");
}
static int tcp_timer_routine( void *param)
{
struct tcp_conn *conn;
struct tcp_conn *cnext;
int now;
int h;
now = get_ticks();
for( h=0 ; h<TCP_HASH_SIZE ; h++) {
lock_get( &hash_id_lock );
for( conn=hash_id_conns[h]; conn ; conn=cnext ) {
cnext = conn->id_next;
/* check connection timeout */
if (conn->timeout<=now) {
/* timeout on connection activity -> if connection is valid,
* fire the OUT reactor to resume (with error) the write
* context and the IN reactor to stop the read operation */
conn->timeout = 0;
if ( set_conn_state(conn, TCP_CONN_TERM)!=-1 ) {
LM_DBG("Terminating conn %p (%d) (time=%d)\n",
conn,conn->socket,now);
conn->ref++;
break;
}
}
}
lock_release( &hash_id_lock );
if (conn) {
/* fire OUT reactor */
fire_fd( reactor_out, conn->socket);
/* fire IN reactor */
fire_fd( reactor_in, conn->socket);
remove_tcp_conn(conn, 1);
/* force checking again the same hash */
h--;
}
}
return 0;
}