/**
* Send data to ReactorThread
*/
int swWorker_send2reactor(swEventData *ev_data, size_t sendn, int session_id)
{
int ret;
swServer *serv = SwooleG.serv;
int _pipe_fd = swWorker_get_send_pipe(serv, session_id, ev_data->info.from_id);
if (SwooleG.main_reactor)
{
ret = SwooleG.main_reactor->write(SwooleG.main_reactor, _pipe_fd, ev_data, sendn);
}
else
{
ret = swSocket_write_blocking(_pipe_fd, ev_data, sendn);
}
return ret;
}
/**
* worker: send to client
*/
static int swFactoryProcess_finish(swFactory *factory, swSendData *resp)
{
int ret, sendn;
swServer *serv = factory->ptr;
int session_id = resp->info.fd;
swConnection *conn;
if (resp->info.type != SW_EVENT_CLOSE)
{
conn = swServer_connection_verify(serv, session_id);
}
else
{
conn = swServer_connection_verify_no_ssl(serv, session_id);
}
if (!conn)
{
swoole_error_log(SW_LOG_NOTICE, SW_ERROR_SESSION_NOT_EXIST, "connection[fd=%d] does not exists.", session_id);
return SW_ERR;
}
else if ((conn->closed || conn->removed) && resp->info.type != SW_EVENT_CLOSE)
{
int _len = resp->length > 0 ? resp->length : resp->info.len;
swoole_error_log(SW_LOG_NOTICE, SW_ERROR_SESSION_CLOSED, "send %d byte failed, because connection[fd=%d] is closed.", _len, session_id);
return SW_ERR;
}
else if (conn->overflow)
{
swoole_error_log(SW_LOG_WARNING, SW_ERROR_OUTPUT_BUFFER_OVERFLOW, "send failed, connection[fd=%d] output buffer has been overflowed.", session_id);
return SW_ERR;
}
swEventData ev_data;
ev_data.info.fd = session_id;
ev_data.info.type = resp->info.type;
swWorker *worker = swServer_get_worker(serv, SwooleWG.id);
/**
* Big response, use shared memory
*/
if (resp->length > 0)
{
if (worker == NULL || worker->send_shm == NULL)
{
goto pack_data;
}
//worker process
if (SwooleG.main_reactor)
{
int _pipe_fd = swWorker_get_send_pipe(serv, session_id, conn->from_id);
swConnection *_pipe_socket = swReactor_get(SwooleG.main_reactor, _pipe_fd);
//cannot use send_shm
if (!swBuffer_empty(_pipe_socket->out_buffer))
{
pack_data:
if (swTaskWorker_large_pack(&ev_data, resp->data, resp->length) < 0)
{
return SW_ERR;
}
ev_data.info.from_fd = SW_RESPONSE_TMPFILE;
goto send_to_reactor_thread;
}
}
swPackage_response response;
response.length = resp->length;
response.worker_id = SwooleWG.id;
ev_data.info.from_fd = SW_RESPONSE_SHM;
ev_data.info.len = sizeof(response);
memcpy(ev_data.data, &response, sizeof(response));
swTrace("[Worker] big response, length=%d|worker_id=%d", response.length, response.worker_id);
worker->lock.lock(&worker->lock);
memcpy(worker->send_shm, resp->data, resp->length);
}
else
{
//copy data
memcpy(ev_data.data, resp->data, resp->info.len);
ev_data.info.len = resp->info.len;
ev_data.info.from_fd = SW_RESPONSE_SMALL;
}
send_to_reactor_thread: ev_data.info.from_id = conn->from_id;
sendn = ev_data.info.len + sizeof(resp->info);
swTrace("[Worker] send: sendn=%d|type=%d|content=%s", sendn, resp->info.type, resp->data);
ret = swWorker_send2reactor(&ev_data, sendn, session_id);
if (ret < 0)
{
swWarn("sendto to reactor failed. Error: %s [%d]", strerror(errno), errno);
}
return ret;
}
