public HttpResponse Post() { int retriedCount; int retry = conf.GetHttpConnectRetryCount() + 1; HttpResponse resp = null; for (retriedCount = 1; retriedCount <= retry; retriedCount++) { try { HttpWebRequest con = null; System.IO.Stream outStream = null; try { con = GetConnection(conf.GetConnectUrl(), conf.GetHttpConnectionTimeout(), conf.GetHttpReadTimeout()); con.KeepAlive = true; SetHeaders(con, conf.GetRequestHeader()); con.Method = "POST"; con.ContentType = "application/x-www-form-urlencoded;charset=utf-8"; string postParam = WebUtils.BuildQuery(parameters); byte[] bytes = System.Text.Encoding.UTF8.GetBytes(postParam); outStream = con.GetRequestStream(); outStream.Write(bytes, 0, bytes.Length); outStream.Close(); HttpWebResponse response = (HttpWebResponse)con.GetResponse(); HttpStatusCode responseCode = response.StatusCode; if (HttpStatusCode.OK == responseCode) { log.Info("connect successful"); StringBuilder respHeader = new StringBuilder(); WebHeaderCollection responseHeaders = con.Headers; foreach (string key in responseHeaders.AllKeys) { string[] values = responseHeaders.GetValues(key); foreach (string value in values) { if (key != null) { respHeader.Append(key).Append("=").Append(value); } else { respHeader.Append(value); } respHeader.Append(";"); } log.Info("Response: " + respHeader.ToString()); } resp = new HttpResponse(con); return(resp); } else if (HttpStatusCode.BadRequest == responseCode) { //参数校验出错 log.Info("Request param is invalid,errmsg is:" + con.Headers.Get(StreamConstants.ERR_MSG_HEADER)); throw new TopCometSysErrorException("Server response err msg:" + con.Headers.Get(StreamConstants.ERR_MSG_HEADER)); } else if (HttpStatusCode.Forbidden == responseCode) {//服务端在发布,需要休眠一段时间 log.Info("Server is deploying,sleep " + retriedCount * conf.GetHttpConnectRetryInterval() + " seconds"); if (retriedCount == conf.GetHttpConnectRetryCount()) { log.Info("May be server occure some error,please contact top tech support"); throw new TopCometSysErrorException("May be server occure some error,please contact top tech support"); } try { Thread.Sleep(retriedCount * conf.GetHttpConnectRetryInterval() * 1000); } catch (Exception e) { //ignore; } continue; } } catch (Exception e) { log.Error(e.Message); } finally { try { if (outStream != null) { outStream.Close(); } } catch (Exception ignore) { } } } catch (Exception ioe) { // connection timeout or read timeout if (retriedCount == conf.GetHttpConnectRetryCount()) { throw new TopCometSysErrorException(ioe.Message); } } try { log.Info("Sleeping " + conf.GetHttpConnectRetryInterval() + " seconds until the next retry."); Thread.Sleep(retriedCount * conf.GetHttpConnectRetryInterval() * 1000); } catch (Exception ignore) { //nothing to do } } return(resp); }
void ControlThread(StreamMsgConsumeFactory msgConsumeFactory, ref bool bstop, Configuration conf, TopCometStreamRequest cometReq) { long lastSleepTime = 0; while (!bstop) { if (allStop) { break; } try { if (StreamConstants.SERVER_DEPLOY.Equals(serverRespCode)) { // 服务端在发布 logger.Info("Server is upgrade sleep " + conf.GetSleepTimeOfServerInUpgrade() + " seconds"); Thread.Sleep(conf.GetSleepTimeOfServerInUpgrade() * 1000); StartConsumeThread(cometReq); } else if (/*客户端第一次发起连接请求*/ StreamConstants.CLIENT_FIRST_CONNECT.Equals(serverRespCode) || /*服务端主动断开了所有的连接*/ StreamConstants.SERVER_REHASH.Equals(serverRespCode) || /*连接到达最大时间*/ StreamConstants.CONNECT_REACH_MAX_TIME.Equals(serverRespCode) || /*在一些异常情况下需要重连*/ StreamConstants.RECONNECT.Equals(serverRespCode)) { StartConsumeThread(cometReq); } else if (/*客户端自己把自己踢开*/ StreamConstants.CLIENT_KICKOFF.Equals(serverRespCode) || /*服务端把客户端踢开*/ StreamConstants.SERVER_KICKOFF.Equals(serverRespCode)) { if ((StreamConstants.CLIENT_KICKOFF.Equals(serverRespCode) && !isReconnect) || StreamConstants.SERVER_KICKOFF.Equals(serverRespCode)) { break;// 终止掉当前线程 } } else { //错误码设置出错,停止线程 bstop = true; break; } //连接成功,开始休眠 try { Monitor.Enter(objLock); { lastSleepTime = DateTime.Now.Ticks; Monitor.Wait(objLock, conf.GetHttpReconnectInterval() * 1000); if (DateTime.Now.Ticks - lastSleepTime >= (conf.GetHttpReconnectInterval()) * 1000 * 10000) { /* * 快要到达连接的最大时间了,需要重新发起连接 */ serverRespCode = StreamConstants.RECONNECT; isReconnect = true; }//否则,是由于某种原因被唤醒的 } } catch (Exception e) { logger.Error(e.Message); } finally { Monitor.Exit(objLock); } } catch (Exception e) { logger.Error("Occur some error,stop the stream consume" + e.Message); bstop = true; try { Monitor.Enter(objLock); Monitor.PulseAll(objLock); } finally { Monitor.Exit(objLock); } } } if (currentStreamImpl != null) { try { currentStreamImpl.Close(); } catch (Exception e) { // ignore } } logger.Info("Stop stream consume"); }