diff --git a/CMakeLists.txt b/CMakeLists.txt
index 44248bd..b0160c7 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -26,7 +26,7 @@ set(TARS_VERSION "2.0.0")
 add_definitions(-DTARS_VERSION="${TARS_VERSION}")
 set(TARS_SSL 0)
 add_definitions(-DTARS_SSL=${TARS_SSL})
-set(TARS_HTTP2 0)
+set(TARS_HTTP2 1)
 add_definitions(-DTARS_HTTP2=${TARS_HTTP2})
 
 set(_USE_OPENTRACKING $ENV{_USE_OPENTRACKING})
diff --git a/examples/CustomDemo/CustomClient/main.cpp b/examples/CustomDemo/CustomClient/main.cpp
index a653346..df20569 100644
--- a/examples/CustomDemo/CustomClient/main.cpp
+++ b/examples/CustomDemo/CustomClient/main.cpp
@@ -55,7 +55,7 @@ static TC_NetWorkBuffer::PACKET_TYPE customResponse(TC_NetWorkBuffer &in, Respon
 /*
    Whole package length (4 bytes) + irequestid (4 bytes) + package content
 */
-static vector<char> customRequest(const RequestPacket& request)
+static vector<char> customRequest(RequestPacket& request, Transceiver *)
 {
     unsigned int net_bufflength = htonl(request.sBuffer.size()+8);
     unsigned char * bufflengthptr = (unsigned char*)(&net_bufflength);
diff --git a/examples/HttpDemo/HttpClient/main.cpp b/examples/HttpDemo/HttpClient/main.cpp
index 2a1f8f2..b714784 100644
--- a/examples/HttpDemo/HttpClient/main.cpp
+++ b/examples/HttpDemo/HttpClient/main.cpp
@@ -153,7 +153,8 @@ void syncRpc(int c)
 	int64_t t = TC_Common::now2us();
 
     std::map<std::string, std::string> header;
-    header["X-Test"] = "YYYY";
+    // header[":authority"] = "domain.com";
+    // header[":scheme"] = "http";
 
     std::map<std::string, std::string> rheader;
     //发起远程调用
@@ -239,8 +240,11 @@ int main(int argc, char *argv[])
         param.servantPrx->tars_async_timeout(60*1000);
 
         ProxyProtocol proto;
-        proto.requestFunc = tars::http2Request;
-        proto.responseFunc = tars::http2Response;
+        proto.requestFunc = ProxyProtocol::http1Request;
+        proto.responseFunc = ProxyProtocol::http1Response;
+        // proto.requestFunc = ProxyProtocol::http2Request;
+        // proto.responseFunc = ProxyProtocol::http2Response;
+        param.servantPrx->tars_set_protocol(proto);
 
         int64_t start = TC_Common::now2us();
 
diff --git a/examples/PushDemo/PushClient/TestRecvThread.cpp b/examples/PushDemo/PushClient/TestRecvThread.cpp
index 517e3f5..8d7f434 100755
--- a/examples/PushDemo/PushClient/TestRecvThread.cpp
+++ b/examples/PushDemo/PushClient/TestRecvThread.cpp
@@ -55,7 +55,7 @@ static TC_NetWorkBuffer::PACKET_TYPE pushResponse(TC_NetWorkBuffer &in, Response
    请求包编码函数，本函数的打包格式为
    整个包长度（4字节）+iRequestId（4字节）+包内容
 */
-static vector<char> pushRequest(const RequestPacket& request)
+static vector<char> pushRequest(RequestPacket& request, Transceiver *)
 {
     unsigned int net_bufflength = htonl(request.sBuffer.size()+8);
     unsigned char * bufflengthptr = (unsigned char*)(&net_bufflength);
diff --git a/servant/libservant/AdapterProxy.cpp b/servant/libservant/AdapterProxy.cpp
index 8b82b7a..39c517d 100755
--- a/servant/libservant/AdapterProxy.cpp
+++ b/servant/libservant/AdapterProxy.cpp
@@ -25,7 +25,7 @@
 #include "servant/StatF.h"
 #include "servant/StatReport.h"
 #include "util/tc_nghttp2.h"
-#include "util/tc_http2clientmgr.h"
+// #include "util/tc_http2clientmgr.h"
 #ifdef _USE_OPENTRACKING
 #include "servant/text_map_carrier.h"
 #endif
@@ -158,18 +158,18 @@ int AdapterProxy::invoke(ReqMessage * msg)
         msg->request.iRequestId = _timeoutQueue->generateId();
     }
 
-#if TARS_HTTP2
-    if (getObjProxy()->getProtoName() == HTTP2)
-    {
-        msg->request.iRequestId = getId(); // session Id
-    }
-#endif
+// #if TARS_HTTP2
+//     if (getObjProxy()->getProtoName() == HTTP2)
+//     {
+//         msg->request.iRequestId = getId(); // session Id
+//     }
+// #endif
 
 #ifdef _USE_OPENTRACKING
     startTrack(msg);
 #endif
 
-    msg->sReqData->addBuffer(_objectProxy->getProxyProtocol().requestFunc(msg->request));
+    msg->sReqData->addBuffer(_objectProxy->getProxyProtocol().requestFunc(msg->request, _trans.get()));
 
     //交给连接发送数据,连接连上,buffer不为空,直接发送数据成功
     if(_timeoutQueue->sendListEmpty() && _trans->sendRequest(msg->sReqData) != Transceiver::eRetError)
diff --git a/servant/libservant/AppProtocol.cpp b/servant/libservant/AppProtocol.cpp
index 171272c..9dd6176 100644
--- a/servant/libservant/AppProtocol.cpp
+++ b/servant/libservant/AppProtocol.cpp
@@ -15,27 +15,16 @@
  */
 
 #include "util/tc_epoll_server.h"
+#include "util/tc_http.h"
 #include "servant/AppProtocol.h"
+#include "servant/Transceiver.h"
+#include "servant/TarsLogger.h"
 #include "tup/Tars.h"
 #include <iostream>
 
 #if TARS_HTTP2
 #include "util/tc_nghttp2.h"
-#include "util/tc_http2clientmgr.h"
-
-#define MAKE_NV(NAME, VALUE, VALUELEN)                                         \
-      {                                                                            \
-              (uint8_t *)NAME, (uint8_t *)VALUE, sizeof(NAME) - 1, VALUELEN,             \
-                  NGHTTP2_NV_FLAG_NONE                                                   \
-            }
-
-#define MAKE_NV2(NAME, VALUE)                                                  \
-      {                                                                            \
-              (uint8_t *)NAME, (uint8_t *)VALUE, sizeof(NAME) - 1, sizeof(VALUE) - 1,    \
-                  NGHTTP2_NV_FLAG_NONE                                                   \
-            }
-
-#define MAKE_STRING_NV(NAME, VALUE) {(uint8_t*)(NAME.data()), (uint8_t*)(VALUE.data()), NAME.size(), VALUE.size(), NGHTTP2_NV_FLAG_NONE};
+// #include "util/tc_http2clientmgr.h"
 #endif
 
 namespace tars
@@ -47,7 +36,7 @@ TC_NetWorkBuffer::PACKET_TYPE AppProtocol::parseAdmin(TC_NetWorkBuffer  &in, sha
     return parse(in, out->getBuffer());
 }
 
-vector<char> ProxyProtocol::tarsRequest(const RequestPacket& request)
+vector<char> ProxyProtocol::tarsRequest(RequestPacket& request, Transceiver *)
 {
 	TarsOutputStream<BufferWriterVector> os;
 
@@ -73,6 +62,21 @@ vector<char> ProxyProtocol::tarsRequest(const RequestPacket& request)
 
 ////////////////////////////////////////////////////////////////////////////////////
 #if TARS_HTTP2
+
+#define MAKE_NV(NAME, VALUE, VALUELEN)                                         \
+      {                                                                            \
+              (uint8_t *)NAME, (uint8_t *)VALUE, sizeof(NAME) - 1, VALUELEN,             \
+                  NGHTTP2_NV_FLAG_NONE                                                   \
+            }
+
+#define MAKE_NV2(NAME, VALUE)                                                  \
+      {                                                                            \
+              (uint8_t *)NAME, (uint8_t *)VALUE, sizeof(NAME) - 1, sizeof(VALUE) - 1,    \
+                  NGHTTP2_NV_FLAG_NONE                                                   \
+            }
+
+#define MAKE_STRING_NV(NAME, VALUE) {(uint8_t*)(NAME.data()), (uint8_t*)(VALUE.data()), NAME.size(), VALUE.size(), NGHTTP2_NV_FLAG_NONE};
+
 // nghttp2读取请求包体，准备发送
 static ssize_t reqbody_read_callback(nghttp2_session *session, int32_t stream_id,
                                      uint8_t *buf, size_t length,
@@ -97,14 +101,29 @@ static ssize_t reqbody_read_callback(nghttp2_session *session, int32_t stream_id
     return len;
 }
 
-TC_NetWorkBuffer::PACKET_TYPE http1Response(TC_NetWorkBuffer &in, tars::ResponsePacket& rsp)
+vector<char> ProxyProtocol::http1Request(tars::RequestPacket& request, Transceiver *)
+{
+    TC_HttpRequest httpRequest;
+
+    httpRequest.setRequest(request.sFuncName, request.sServantName, string(request.sBuffer.data(), request.sBuffer.size()), true);
+
+    vector<char> buffer;
+
+    httpRequest.encode(buffer);    
+
+    return buffer;
+}
+
+TC_NetWorkBuffer::PACKET_TYPE ProxyProtocol::http1Response(TC_NetWorkBuffer &in, ResponsePacket& rsp)
 {
     TC_NetWorkBuffer::PACKET_TYPE flag = in.checkHttp();
 
     if(flag == TC_NetWorkBuffer::PACKET_FULL)
     {
-        tars::TC_HttpResponse httpRsp;
-        httpRsp.decode(in.getBuffers());
+        TC_HttpResponse httpRsp;
+        vector<char> buffer = in.getBuffers();
+
+        httpRsp.decode(buffer.data(), buffer.size());
 
         // ResponsePacket rsp;
         rsp.status["status"]  = httpRsp.getResponseHeaderLine();
@@ -123,8 +142,87 @@ TC_NetWorkBuffer::PACKET_TYPE http1Response(TC_NetWorkBuffer &in, tars::Response
     // return httpRsp.getHeadLength() + httpRsp.getContentLength();
 }
 
-vector<char> encodeHttp2(RequestPacket& request, TC_NgHttp2* session)
+// vector<char> encodeHttp2(RequestPacket& request, TC_NgHttp2* session)
+// {
+//     std::vector<nghttp2_nv> nva;
+
+//     const std::string method(":method");
+//     nghttp2_nv nv1 = MAKE_STRING_NV(method, request.sFuncName);
+//     if (!request.sFuncName.empty())
+//         nva.push_back(nv1);
+
+//     const std::string path(":path");
+//     nghttp2_nv nv2 = MAKE_STRING_NV(path, request.sServantName);
+//     if (!request.sServantName.empty())
+//         nva.push_back(nv2);
+
+//     for (std::map<std::string, std::string>::const_iterator
+//                 it(request.context.begin());
+//                 it != request.context.end();
+//                 ++ it)
+//     {
+//         nghttp2_nv nv = MAKE_STRING_NV(it->first, it->second);
+//         nva.push_back(nv);
+//     }
+
+//     nghttp2_data_provider* pData = NULL;
+//     nghttp2_data_provider data;
+//     if (!request.sBuffer.empty())
+//     {
+//         pData = &data;
+//         data.source.ptr = (void*)&request.sBuffer;
+//         data.read_callback = reqbody_read_callback;
+//     }
+
+//     int32_t sid = nghttp2_submit_request(session->session(),
+//                                          NULL,
+//                                          &nva[0],
+//                                          nva.size(),
+//                                          pData,
+//                                          NULL);
+//     if (sid < 0)
+//     {
+//         TLOGERROR("encodeHttp2::Fatal error: nghttp2_submit_request return: " << sid << endl);
+//         return vector<char>();
+//     }
+
+//     request.iRequestId = sid;
+//     nghttp2_session_send(session->session());
+        
+//     // 交给tars发送
+//     // std::string out;
+//     // out.swap(session->sendBuffer());
+//     // return out;
+
+//     vector<char> out;
+
+//     out.assign(session->sendBuffer().begin(), session->sendBuffer().end());
+
+//     return out;
+// }
+
+// ENCODE function, called by network thread
+vector<char> ProxyProtocol::http2Request(RequestPacket& request, Transceiver *trans)
 {
+    cout << "http2Request" << endl;
+    // TC_NgHttp2* session = Http2ClientSessionManager::getInstance()->getSession(request.iRequestId);
+    TC_NgHttp2* session = trans->getHttp2Session();
+
+    assert(session != NULL);
+
+    cout << "http2Request:" << session << endl;
+
+    if (session->getState() == TC_NgHttp2::None)
+    {
+        session->Init();
+        session->settings();
+    }
+
+    assert (session->getState() == TC_NgHttp2::Http2);
+
+    // return encodeHttp2(request, session);
+    cout << "http2Request1" << endl;
+
     std::vector<nghttp2_nv> nva;
 
     const std::string method(":method");
@@ -146,6 +244,7 @@ vector<char> encodeHttp2(RequestPacket& request, TC_NgHttp2* session)
         nva.push_back(nv);
     }
 
+    cout << "http2Request2" << endl;
     nghttp2_data_provider* pData = NULL;
     nghttp2_data_provider data;
     if (!request.sBuffer.empty())
@@ -163,10 +262,11 @@ vector<char> encodeHttp2(RequestPacket& request, TC_NgHttp2* session)
                                          NULL);
     if (sid < 0)
     {
-        cerr << "Fatal error: nghttp2_submit_request return " << sid << endl;
-        return "";
+        TLOGERROR("[TARS]http2Request::Fatal error: nghttp2_submit_request return: " << sid << endl);
+        return vector<char>();
     }
 
+    cout << "http2Request3" << endl;
     request.iRequestId = sid;
     nghttp2_session_send(session->session());
         
@@ -179,50 +279,39 @@ vector<char> encodeHttp2(RequestPacket& request, TC_NgHttp2* session)
 
     out.assign(session->sendBuffer().begin(), session->sendBuffer().end());
 
+    cout << "http2Request4:" << out.data() << endl;
     return out;
 }
 
-// ENCODE function, called by network thread
-vector<char> http2Request(const RequestPacket& request)
+// TC_NetWorkBuffer::PACKET_TYPE http2Response(TC_NetWorkBuffer &in, list<ResponsePacket>& done, void* userptr)
+TC_NetWorkBuffer::PACKET_TYPE ProxyProtocol::http2Response(TC_NetWorkBuffer &in, ResponsePacket& rsp)
 {
-    TC_NgHttp2* session = Http2ClientSessionManager::getInstance()->getSession(request.iRequestId);
-    if (session->getState() == TC_NgHttp2::None)
-    {
-        session->Init();
-        session->settings();
-    }
+    TC_NgHttp2* session = ((Transceiver*)(in.getConnection()))->getHttp2Session();
 
     assert (session->getState() == TC_NgHttp2::Http2);
 
-    return encodeHttp2(request, session);
-}
+    auto it = session->doneResponses().begin();
 
-// TC_NetWorkBuffer::PACKET_TYPE http2Response(TC_NetWorkBuffer &in, list<ResponsePacket>& done, void* userptr)
-TC_NetWorkBuffer::PACKET_TYPE http2Response(TC_NetWorkBuffer &in, ResponsePacket& done)
-{
-    auto it = session->_doneResponses.begin();
-
-    if(it == session->_doneResponses.end())
+    if(it == session->doneResponses().end())
     {
         vector<char> buffer = in.getBuffers();
         in.clearBuffers();
 
-        Transceiver* userptr = ((Transceiver*))in->getConnection();
-        int sessionId = userptr->getAdapterProxy()->getId();
-        TC_NgHttp2* session = Http2ClientSessionManager::getInstance()->getSession(sessionId);
-        assert (session->getState() == TC_NgHttp2::Http2);
+        // Transceiver* userptr = ((Transceiver*))in->getConnection();
+        // int sessionId = userptr->getAdapterProxy()->getId();
+        // TC_NgHttp2* session = Http2ClientSessionManager::getInstance()->getSession(sessionId);
 
-        int readlen = nghttp2_session_mem_recv(session->session(), (const uint8_t*)buffer.data(), buffer.length());
+        int readlen = nghttp2_session_mem_recv(session->session(), (const uint8_t*)buffer.data(), buffer.size());
 
         if (readlen < 0)
         {
             // throw std::runtime_error("nghttp2_session_mem_recv return error");
-            return TC_NetWorkBuffer::PACKET_ERROR;
+            return TC_NetWorkBuffer::PACKET_ERR;
         }
     }
 
-    it = session->_doneResponses.begin();
-    if(it == session->_doneResponses.end())
+    it = session->doneResponses().begin();
+    if(it == session->doneResponses().end())
     {
         return TC_NetWorkBuffer::PACKET_LESS;
     }    
@@ -231,7 +320,7 @@ TC_NetWorkBuffer::PACKET_TYPE http2Response(TC_NetWorkBuffer &in, ResponsePacket
     rsp.status = it->second.headers;
     rsp.sBuffer.assign(it->second.body.begin(), it->second.body.end());
 
-    session->_doneResponses.erase(it);
+    session->doneResponses().erase(it);
 
     // std::map<int, Http2Response>::const_iterator it(session->_doneResponses.begin());
     // for (; it != session->_doneResponses.end(); ++ it)
diff --git a/servant/libservant/Transceiver.cpp b/servant/libservant/Transceiver.cpp
index 5f3b321..d9a7c4e 100755
--- a/servant/libservant/Transceiver.cpp
+++ b/servant/libservant/Transceiver.cpp
@@ -28,7 +28,7 @@
 
 #if TARS_HTTP2
 #include "util/tc_nghttp2.h"
-#include "util/tc_http2clientmgr.h"
+// #include "util/tc_http2clientmgr.h"
 #endif
 namespace tars
 {
@@ -163,6 +163,7 @@ void Transceiver::setConnected()
 
     _onConnect();
 
+
 	TLOGTARS("[TARS][tcp setConnected, " << _adapterProxy->getObjProxy()->name() << ",fd:" << _fd << "]" << endl);
 }
 
@@ -248,7 +249,7 @@ bool Transceiver::sendAuthData(const BasicAuthInfo& info)
     request.sBuffer.assign(out.begin(), out.end());
 
     // vector<char> toSend;
-    _sendBuffer->addBuffer(objPrx->getProxyProtocol().requestFunc(request));
+    _sendBuffer->addBuffer(objPrx->getProxyProtocol().requestFunc(request, this));
 
     // _sendBuffer.addBuffer(toSend);
 
@@ -276,7 +277,9 @@ void Transceiver::close()
 #endif
 
 #if TARS_HTTP2
-    Http2ClientSessionManager::getInstance()->delSession(_adapterProxy->getId());
+    // Http2ClientSessionManager::getInstance()->delSession(_adapterProxy->getId());
+    nghttp2_session_del(_http2Session->session());
+    _http2Session = NULL;
 #endif
 
     _adapterProxy->getObjProxy()->getCommunicatorEpoll()->delFd(_fd,&_fdInfo,EPOLLIN|EPOLLOUT);
@@ -300,6 +303,24 @@ void Transceiver::close()
     TLOGTARS("[TARS][trans close:"<< _adapterProxy->getObjProxy()->name()<< "," << _ep.desc() << "]" << endl);
 }
 
+#if TARS_HTTP2
+TC_NgHttp2* Transceiver::getHttp2Session() 
+{ 
+    if(_http2Session == NULL)
+    {
+        _http2Session = new TC_NgHttp2(false);
+
+        // if (_http2Session->getState() == TC_NgHttp2::None)
+        // {
+        //     _http2Session->Init();
+        //     _http2Session->settings();
+        // }
+    }
+
+    return _http2Session; 
+}
+
+#endif 
 // int Transceiver::doRequest()
 // {
 //     if(!isValid())
diff --git a/servant/servant/AppProtocol.h b/servant/servant/AppProtocol.h
index 5883bd9..248e7e1 100644
--- a/servant/servant/AppProtocol.h
+++ b/servant/servant/AppProtocol.h
@@ -33,6 +33,8 @@ using namespace tup;
 namespace tars
 {
 
+class Transceiver;
+
 #define TARS_NET_MIN_PACKAGE_SIZE 5
 #define TARS_NET_MAX_PACKAGE_SIZE 1024*1024*10
 
@@ -131,13 +133,8 @@ public:
     }
 };
 
-typedef std::function<vector<char>(const RequestPacket&)> request_protocol;
-/**
- * 接收协议处理, 返回值表示解析了多少字节
- * 框架层会自动对处理了包做处理
- */
+typedef std::function<vector<char>(RequestPacket&, Transceiver *)> request_protocol;
 typedef std::function<TC_NetWorkBuffer::PACKET_TYPE(TC_NetWorkBuffer&, ResponsePacket&)> response_protocol;
-// typedef std::function<TC_NetWorkBuffer::PACKET_TYPE(TC_NetWorkBuffer&, ResponsePacket&)> response_ex_protocol;
 
 //////////////////////////////////////////////////////////////////////
 /**
@@ -151,12 +148,23 @@ public:
      */
     ProxyProtocol() : requestFunc(streamRequest) {}
 
+#if TARS_HTTP2
+    static vector<char> http1Request(tars::RequestPacket& request, Transceiver *);
+    static TC_NetWorkBuffer::PACKET_TYPE http1Response(TC_NetWorkBuffer &in, ResponsePacket& done);
+
+    // ENCODE function, called by network thread
+    static vector<char> http2Request(tars::RequestPacket& request, Transceiver *);
+
+    // DECODE function, called by network thread
+    static TC_NetWorkBuffer::PACKET_TYPE http2Response(TC_NetWorkBuffer &in, ResponsePacket& done);
+#endif
+
     /**
      * 普通二进制请求包
      * @param request
      * @param buff
      */
-    static const vector<char> &streamRequest(const RequestPacket& request)
+    static vector<char> streamRequest(RequestPacket& request, Transceiver *)
     {
         return request.sBuffer;
     }
@@ -245,12 +253,6 @@ public:
         return streamResponse<offset, T, netorder, idOffset, K, idNetorder, TARS_NET_MAX_PACKAGE_SIZE>(in, done);
     }
 
-    /**
-     * tup响应包(tup的响应会放在ResponsePacket的buffer中)
-     * @param request
-     * @param buff
-     */
-
     /**
      * wup响应包(wup的响应会放在ResponsePacket的buffer中)
      * @param request
@@ -294,8 +296,6 @@ public:
 
                 is.setBuffer(buffer.c_str() + sizeof(tars::Int32), head);
 
-                // is.setBuffer(recvBuffer + pos + sizeof(tars::Int32), head);
-
                 //tup回来是requestpackage
                 RequestPacket rsp;
 
@@ -363,7 +363,7 @@ public:
      * @param request
      * @param buff
      */
-    static vector<char> tarsRequest(const RequestPacket& request);
+    static vector<char> tarsRequest(RequestPacket& request, Transceiver *);
 
     /**
      * tars响应包解析
@@ -471,19 +471,8 @@ public:
     request_protocol  requestFunc;
 
     response_protocol responseFunc;
-
-    // response_ex_protocol responseExFunc;
 };
 
-vector<char> http1Request(const tars::RequestPacket& request);
-TC_NetWorkBuffer::PACKET_TYPE http1Response(TC_NetWorkBuffer &in, ResponsePacket& done);
-
-// ENCODE function, called by network thread
-vector<char> http2Request(const tars::RequestPacket& request);
-
-// DECODE function, called by network thread
-TC_NetWorkBuffer::PACKET_TYPE http2Response(TC_NetWorkBuffer &in, ResponsePacket& done);
-
 
 //////////////////////////////////////////////////////////////////////
 }
diff --git a/servant/servant/Transceiver.h b/servant/servant/Transceiver.h
index 5f8d2ad..cfbcaa8 100755
--- a/servant/servant/Transceiver.h
+++ b/servant/servant/Transceiver.h
@@ -33,6 +33,10 @@ namespace tars
     class TC_OpenSSL;
 #endif
 
+#if TARS_HTTP2
+    class TC_NgHttp2;
+#endif   
+
 class AdapterProxy;
 
 //////////////////////////////////////////////////////////
@@ -221,6 +225,10 @@ public:
      * 发送鉴权数据
      */
     bool sendAuthData(const BasicAuthInfo& );
+
+#if TARS_HTTP2
+    TC_NgHttp2* getHttp2Session();
+#endif    
 protected:
     /** 
      ** 物理连接成功回调
@@ -272,6 +280,9 @@ protected:
     std::unique_ptr<TC_OpenSSL> _openssl;
 #endif
 
+#if TARS_HTTP2
+    TC_NgHttp2*             _http2Session = NULL;
+#endif
     /*
      * 发送buffer
      */
diff --git a/util/include/util/tc_consistent_hash_new.h b/util/include/util/tc_consistent_hash_new.h
index 573797c..95b71b6 100755
--- a/util/include/util/tc_consistent_hash_new.h
+++ b/util/include/util/tc_consistent_hash_new.h
@@ -26,19 +26,6 @@ using namespace tars;
 namespace tars
 {
 
-struct node_T_new
-{
-    /**
-     *节点hash值
-     */
-    int32_t iHashCode;
-
-    /**
-     *节点下标
-     */
-    unsigned int iIndex;
-};
-
 enum TC_HashAlgorithmType
 {
     E_TC_CONHASH_KETAMAHASH = 0,
@@ -55,10 +42,7 @@ public:
     virtual TC_HashAlgorithmType getHashType() = 0;
 
 protected:
-    int32_t subTo32Bit(int32_t hash)
-    {
-        return (hash & 0xFFFFFFFFL);
-    }
+    int32_t subTo32Bit(int32_t hash) { return (hash & 0xFFFFFFFFL); }
 
 };
 
@@ -70,23 +54,8 @@ typedef TC_AutoPtr<TC_HashAlgorithm> TC_HashAlgorithmPtr;
 class TC_KetamaHashAlg : public TC_HashAlgorithm
 {
 public:
-    virtual int32_t hash(const string & sKey)
-    {
-        string sMd5 = TC_MD5::md5bin(sKey);
-        const char *p = (const char *) sMd5.c_str();
-
-        int32_t hash = ((int32_t)(p[3] & 0xFF) << 24)
-            | ((int32_t)(p[2] & 0xFF) << 16)
-            | ((int32_t)(p[1] & 0xFF) << 8)
-            | ((int32_t)(p[0] & 0xFF));
-
-        return subTo32Bit(hash);
-    }
-
-    virtual TC_HashAlgorithmType getHashType()
-    {
-        return E_TC_CONHASH_KETAMAHASH;
-    }
+    virtual int32_t hash(const string & sKey);
+    virtual TC_HashAlgorithmType getHashType();
 };
 
 /**
@@ -95,20 +64,8 @@ public:
 class TC_DefaultHashAlg : public TC_HashAlgorithm
 {
 public:
-    virtual int32_t hash(const string & sKey)
-    {
-        string sMd5 = TC_MD5::md5bin(sKey);
-        const char *p = (const char *) sMd5.c_str();
-
-        int32_t hash = (*(int*)(p)) ^ (*(int*)(p+4)) ^ (*(int*)(p+8)) ^ (*(int*)(p+12));
-
-        return subTo32Bit(hash);
-    }
-
-    virtual TC_HashAlgorithmType getHashType()
-    {
-        return E_TC_CONHASH_DEFAULTHASH;
-    }
+    virtual int32_t hash(const string & sKey);
+    virtual TC_HashAlgorithmType getHashType();
 };
 
 /**
@@ -117,34 +74,7 @@ public:
 class TC_HashAlgFactory
 {
 public:
-    static TC_HashAlgorithm *getHashAlg()
-    {
-        TC_HashAlgorithm *ptrHashAlg = new TC_DefaultHashAlg();
-
-        return ptrHashAlg;
-    }
-
-    static TC_HashAlgorithm *getHashAlg(TC_HashAlgorithmType hashType)
-    {
-        TC_HashAlgorithm *ptrHashAlg = NULL;
-
-        switch(hashType)
-        {
-            case E_TC_CONHASH_KETAMAHASH:
-            {
-                ptrHashAlg = new TC_KetamaHashAlg();
-                break;
-            }
-            case E_TC_CONHASH_DEFAULTHASH:
-            default:
-            {
-                ptrHashAlg = new TC_DefaultHashAlg();
-                break;
-            }
-        }
-
-        return ptrHashAlg;
-    }
+    static TC_HashAlgorithm *getHashAlg(TC_HashAlgorithmType hashType);
 };
 
 /**
@@ -154,93 +84,42 @@ class  TC_ConsistentHashNew
 {
 public:
 
-    /**
-     *  @brief 构造函数
-     */
-    TC_ConsistentHashNew()
+    struct node_T_new
     {
-        _ptrHashAlg = TC_HashAlgFactory::getHashAlg();
-    }
+        /**
+         *节点hash值
+        */
+        int32_t iHashCode;
+
+        /**
+         *节点下标
+        */
+        unsigned int iIndex;
+    };
 
     /**
      *  @brief 构造函数
      */
-    TC_ConsistentHashNew(TC_HashAlgorithmType hashType)
-    {
-        _ptrHashAlg = TC_HashAlgFactory::getHashAlg(hashType);
-    }
+    TC_ConsistentHashNew();
 
     /**
-     * @brief 节点比较.
-     *
-     * @param m1 node_T_new类型的对象，比较节点之一
-     * @param m2 node_T_new类型的对象，比较节点之一
-     * @return less or not 比较结果，less返回ture，否则返回false
+     *  @brief 构造函数
      */
-    static bool less_hash(const node_T_new & m1, const node_T_new & m2)
-    {
-        return m1.iHashCode < m2.iHashCode;
-    }
+    TC_ConsistentHashNew(TC_HashAlgorithmType hashType);
 
     /**
-     * @brief 增加节点.
+     * @brief 排序
      *
      * @param node  节点名称
      * @param index 节点的下标值
-     * @return      节点的hash值
      */
-    int sortNode()
-    {
-        sort(_vHashList.begin(), _vHashList.end(), less_hash);
-
-        return 0;
-    }
+    void sortNode();
 
     /**
      * @brief 打印节点信息
      *
      */
-    void printNode()
-    {
-        map<unsigned int, unsigned int> mapNode;
-        size_t size = _vHashList.size();
-
-        for (size_t i = 0; i < size; i++)
-        {
-            if (i == 0)
-            {
-                unsigned int value = 0xFFFFFFFF - _vHashList[size - 1].iHashCode + _vHashList[0].iHashCode;
-                mapNode[_vHashList[0].iIndex] = value;
-            }
-            else
-            {
-                unsigned int value = _vHashList[i].iHashCode - _vHashList[i - 1].iHashCode;
-
-                if (mapNode.find(_vHashList[i].iIndex) != mapNode.end())
-                {
-                    value += mapNode[_vHashList[i].iIndex];
-                }
-
-                mapNode[_vHashList[i].iIndex] = value;
-            }
-
-            cout << "printNode: " << _vHashList[i].iHashCode << "|" << _vHashList[i].iIndex << "|" << mapNode[_vHashList[i].iIndex] << endl;
-        }
-
-        map<unsigned int, unsigned int>::iterator it = mapNode.begin();
-        double avg = 100;
-        double sum = 0;
-
-        while (it != mapNode.end())
-        {
-            double tmp = it->second;
-            cerr << "result: " << it->first << "|" << it->second << "|" << (tmp * 100 * mapNode.size() / 0xFFFFFFFF - avg) << endl;
-            sum += (tmp * 100 * mapNode.size() / 0xFFFFFFFF - avg) * (tmp * 100 * mapNode.size() / 0xFFFFFFFF - avg);
-            it++;
-        }
-
-        cerr << "variance: " << sum / mapNode.size() << ", size: " << _vHashList.size() << endl;
-    }
+    void printNode();
 
     /**
      * @brief 增加节点.
@@ -250,46 +129,7 @@ public:
      * @param weight 节点的权重，默认为1
      * @return      是否成功
      */
-    int addNode(const string & node, unsigned int index, int weight = 1)
-    {
-        if (_ptrHashAlg.get() == NULL)
-        {
-            return -1;
-        }
-
-        node_T_new stItem;
-        stItem.iIndex = index;
-
-        for (int j = 0; j < weight; j++)
-        {
-            string virtualNode = node + "_" + TC_Common::tostr<int>(j);
-
-            // TODO: 目前写了2 种hash 算法，可以根据需要选择一种，
-            // TODO: 其中KEMATA 为参考memcached client 的hash 算法，default 为原有的hash 算法，测试结论在表格里有
-            if (_ptrHashAlg->getHashType() == E_TC_CONHASH_KETAMAHASH)
-            {
-                string sMd5 = TC_MD5::md5bin(virtualNode);
-                char *p = (char *) sMd5.c_str();
-
-                for (int i = 0; i < 4; i++)
-                {
-                    stItem.iHashCode = ((int32_t)(p[i * 4 + 3] & 0xFF) << 24)
-                        | ((int32_t)(p[i * 4 + 2] & 0xFF) << 16)
-                        | ((int32_t)(p[i * 4 + 1] & 0xFF) << 8)
-                        | ((int32_t)(p[i * 4 + 0] & 0xFF));
-                    stItem.iIndex = index;
-                    _vHashList.push_back(stItem);
-                }
-            }
-            else
-            {
-                stItem.iHashCode = _ptrHashAlg->hash(virtualNode);
-                _vHashList.push_back(stItem);
-            }
-        }
-
-        return 0;
-    }
+    int addNode(const string & node, unsigned int index, int weight = 1);
 
     /**
      * @brief 获取某key对应到的节点node的下标.
@@ -298,18 +138,7 @@ public:
      * @param iIndex  对应到的节点下标
      * @return        0:获取成功   -1:没有被添加的节点
      */
-    int getIndex(const string & key, unsigned int & iIndex)
-    {
-        if(_ptrHashAlg.get() == NULL || _vHashList.size() == 0)
-        {
-            iIndex = 0;
-            return -1;
-        }
-
-        int32_t iCode = _ptrHashAlg->hash(TC_MD5::md5bin(key));
-
-        return getIndex(iCode, iIndex);
-    }
+    int getIndex(const string & key, unsigned int & iIndex);
 
     /**
      * @brief 获取某hashcode对应到的节点node的下标.
@@ -318,60 +147,20 @@ public:
      * @param iIndex  对应到的节点下标
      * @return        0:获取成功   -1:没有被添加的节点
      */
-    int getIndex(int32_t hashcode, unsigned int & iIndex)
-    {
-        if(_ptrHashAlg.get() == NULL || _vHashList.size() == 0)
-        {
-            iIndex = 0;
-            return -1;
-        }
-
-        // 只保留32位
-		size_t iCode = (hashcode & 0xFFFFFFFFL);
-
-        int low = 0;
-        size_t high = _vHashList.size();
-
-        if(iCode <= _vHashList[0].iHashCode || iCode > _vHashList[high-1].iHashCode)
-        {
-            iIndex = _vHashList[0].iIndex;
-            return 0;
-        }
-
-        while (low < high - 1)
-        {
-            int mid = (low + high) / 2;
-            if (_vHashList[mid].iHashCode > iCode)
-            {
-                high = mid;
-            }
-            else
-            {
-                low = mid;
-            }
-        }
-        iIndex = _vHashList[low+1].iIndex;
-        return 0;
-    }
+    int getIndex(int32_t hashcode, unsigned int & iIndex);
 
     /**
      * @brief 获取当前hash列表的长度.
      *
      * @return        长度值
      */
-    size_t size()
-    {
-        return _vHashList.size();
-    }
+    size_t size() { return _vHashList.size(); }
 
     /**
      * @brief 清空当前的hash列表.
      *
      */
-    void clear()
-    {
-        _vHashList.clear();
-    }
+    void clear() { _vHashList.clear(); }
 
 protected:
     vector<node_T_new>    _vHashList;
diff --git a/util/include/util/tc_nghttp2.h b/util/include/util/tc_nghttp2.h
index fedc82f..055fc37 100644
--- a/util/include/util/tc_nghttp2.h
+++ b/util/include/util/tc_nghttp2.h
@@ -27,8 +27,8 @@
 namespace tars
 {
 
-struct RequestPacket;
-struct ResponsePacket;
+// struct RequestPacket;
+// struct ResponsePacket;
 
 enum ResponseState
 {
@@ -154,6 +154,10 @@ public:
      */
     nghttp2_session* session() const;
 
+    /** 
+     * @brief 响应包
+     */
+    std::map<int, Http2Response> &doneResponses() { return _doneResponses; }
 private:
     /**
      * session
diff --git a/util/src/tc_consistent_hash_new.cpp b/util/src/tc_consistent_hash_new.cpp
new file mode 100755
index 0000000..6211395
--- /dev/null
+++ b/util/src/tc_consistent_hash_new.cpp
@@ -0,0 +1,241 @@
+/**
+ * Tencent is pleased to support the open source community by making Tars available.
+ *
+ * Copyright (C) 2016THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ * Licensed under the BSD 3-Clause License (the "License"); you may not use this file except 
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://opensource.org/licenses/BSD-3-Clause
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed 
+ * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 
+ * CONDITIONS OF ANY KIND, either express or implied. See the License for the 
+ * specific language governing permissions and limitations under the License.
+ */
+
+#include "util/tc_consistent_hash_new.h"
+// #include "util/tc_autoptr.h"
+// #include "util/tc_hash_fun.h"
+
+using namespace tars;
+
+namespace tars
+{
+
+int32_t TC_KetamaHashAlg::hash(const string & sKey)
+{
+    string sMd5 = TC_MD5::md5bin(sKey);
+    const char *p = (const char *) sMd5.c_str();
+
+    int32_t hash = ((int32_t)(p[3] & 0xFF) << 24)
+        | ((int32_t)(p[2] & 0xFF) << 16)
+        | ((int32_t)(p[1] & 0xFF) << 8)
+        | ((int32_t)(p[0] & 0xFF));
+
+    return subTo32Bit(hash);
+}
+
+TC_HashAlgorithmType TC_KetamaHashAlg::getHashType()
+{
+    return E_TC_CONHASH_KETAMAHASH;
+}
+
+int32_t TC_DefaultHashAlg::hash(const string & sKey)
+{
+    string sMd5 = TC_MD5::md5bin(sKey);
+    const char *p = (const char *) sMd5.c_str();
+
+    int32_t hash = (*(int*)(p)) ^ (*(int*)(p+4)) ^ (*(int*)(p+8)) ^ (*(int*)(p+12));
+
+    return subTo32Bit(hash);
+}
+
+TC_HashAlgorithmType TC_DefaultHashAlg::getHashType()
+{
+    return E_TC_CONHASH_DEFAULTHASH;
+}
+
+TC_HashAlgorithm *TC_HashAlgFactory::getHashAlg(TC_HashAlgorithmType hashType)
+{
+    TC_HashAlgorithm *ptrHashAlg = NULL;
+
+    switch(hashType)
+    {
+        case E_TC_CONHASH_KETAMAHASH:
+        {
+            ptrHashAlg = new TC_KetamaHashAlg();
+            break;
+        }
+        case E_TC_CONHASH_DEFAULTHASH:
+        default:
+        {
+            ptrHashAlg = new TC_DefaultHashAlg();
+            break;
+        }
+    }
+
+    return ptrHashAlg;
+}
+
+TC_ConsistentHashNew::TC_ConsistentHashNew()
+{
+    _ptrHashAlg = TC_HashAlgFactory::getHashAlg(E_TC_CONHASH_DEFAULTHASH);
+}
+
+TC_ConsistentHashNew::TC_ConsistentHashNew(TC_HashAlgorithmType hashType)
+{
+    _ptrHashAlg = TC_HashAlgFactory::getHashAlg(hashType);
+}
+
+/**
+ * @brief 节点比较.
+ *
+ * @param m1 node_T_new类型的对象，比较节点之一
+ * @param m2 node_T_new类型的对象，比较节点之一
+ * @return less or not 比较结果，less返回ture，否则返回false
+ */
+static bool less_hash(const TC_ConsistentHashNew::node_T_new & m1, const TC_ConsistentHashNew::node_T_new & m2)
+{
+    return m1.iHashCode < m2.iHashCode;
+}
+
+void TC_ConsistentHashNew::sortNode()
+{
+    sort(_vHashList.begin(), _vHashList.end(), less_hash);
+}
+
+void TC_ConsistentHashNew::printNode()
+{
+    map<unsigned int, unsigned int> mapNode;
+    size_t size = _vHashList.size();
+
+    for (size_t i = 0; i < size; i++)
+    {
+        if (i == 0)
+        {
+            unsigned int value = 0xFFFFFFFF - _vHashList[size - 1].iHashCode + _vHashList[0].iHashCode;
+            mapNode[_vHashList[0].iIndex] = value;
+        }
+        else
+        {
+            unsigned int value = _vHashList[i].iHashCode - _vHashList[i - 1].iHashCode;
+
+            if (mapNode.find(_vHashList[i].iIndex) != mapNode.end())
+            {
+                value += mapNode[_vHashList[i].iIndex];
+            }
+
+            mapNode[_vHashList[i].iIndex] = value;
+        }
+
+        cout << "printNode: " << _vHashList[i].iHashCode << "|" << _vHashList[i].iIndex << "|" << mapNode[_vHashList[i].iIndex] << endl;
+    }
+
+    map<unsigned int, unsigned int>::iterator it = mapNode.begin();
+    double avg = 100;
+    double sum = 0;
+
+    while (it != mapNode.end())
+    {
+        double tmp = it->second;
+        cerr << "result: " << it->first << "|" << it->second << "|" << (tmp * 100 * mapNode.size() / 0xFFFFFFFF - avg) << endl;
+        sum += (tmp * 100 * mapNode.size() / 0xFFFFFFFF - avg) * (tmp * 100 * mapNode.size() / 0xFFFFFFFF - avg);
+        it++;
+    }
+
+    cerr << "variance: " << sum / mapNode.size() << ", size: " << _vHashList.size() << endl;
+}
+
+int TC_ConsistentHashNew::addNode(const string & node, unsigned int index, int weight)
+{
+    if (_ptrHashAlg.get() == NULL)
+    {
+        return -1;
+    }
+
+    node_T_new stItem;
+    stItem.iIndex = index;
+
+    for (int j = 0; j < weight; j++)
+    {
+        string virtualNode = node + "_" + TC_Common::tostr<int>(j);
+
+        // TODO: 目前写了2 种hash 算法，可以根据需要选择一种，
+        // TODO: 其中KEMATA 为参考memcached client 的hash 算法，default 为原有的hash 算法，测试结论在表格里有
+        if (_ptrHashAlg->getHashType() == E_TC_CONHASH_KETAMAHASH)
+        {
+            string sMd5 = TC_MD5::md5bin(virtualNode);
+            char *p = (char *) sMd5.c_str();
+
+            for (int i = 0; i < 4; i++)
+            {
+                stItem.iHashCode = ((int32_t)(p[i * 4 + 3] & 0xFF) << 24)
+                    | ((int32_t)(p[i * 4 + 2] & 0xFF) << 16)
+                    | ((int32_t)(p[i * 4 + 1] & 0xFF) << 8)
+                    | ((int32_t)(p[i * 4 + 0] & 0xFF));
+                stItem.iIndex = index;
+                _vHashList.push_back(stItem);
+            }
+        }
+        else
+        {
+            stItem.iHashCode = _ptrHashAlg->hash(virtualNode);
+            _vHashList.push_back(stItem);
+        }
+    }
+
+    return 0;
+}
+
+int TC_ConsistentHashNew::getIndex(const string & key, unsigned int & iIndex)
+{
+    if(_ptrHashAlg.get() == NULL || _vHashList.size() == 0)
+    {
+        iIndex = 0;
+        return -1;
+    }
+
+    int32_t iCode = _ptrHashAlg->hash(TC_MD5::md5bin(key));
+
+    return getIndex(iCode, iIndex);
+}
+
+
+int TC_ConsistentHashNew::getIndex(int32_t hashcode, unsigned int & iIndex)
+{
+    if(_ptrHashAlg.get() == NULL || _vHashList.size() == 0)
+    {
+        iIndex = 0;
+        return -1;
+    }
+
+    // 只保留32位
+    size_t iCode = (hashcode & 0xFFFFFFFFL);
+
+    int low = 0;
+    size_t high = _vHashList.size();
+
+    if(iCode <= _vHashList[0].iHashCode || iCode > _vHashList[high-1].iHashCode)
+    {
+        iIndex = _vHashList[0].iIndex;
+        return 0;
+    }
+
+    while (low < high - 1)
+    {
+        int mid = (low + high) / 2;
+        if (_vHashList[mid].iHashCode > iCode)
+        {
+            high = mid;
+        }
+        else
+        {
+            low = mid;
+        }
+    }
+    iIndex = _vHashList[low+1].iIndex;
+    return 0;
+}
+
+}
diff --git a/util/src/tc_http.cpp b/util/src/tc_http.cpp
index a921315..3ef25ad 100755
--- a/util/src/tc_http.cpp
+++ b/util/src/tc_http.cpp
@@ -1532,20 +1532,20 @@ void TC_HttpRequest::encode(int iRequestType, ostream &os)
 
 void TC_HttpRequest::setRequest(const string& method, const string &sUrl, const std::string& body, bool bNewCreateHost)
 {
-    std::string lowMethod(method);
-    std::transform(method.begin(), method.end(), lowMethod.begin(), ::tolower);
+    // std::string lowMethod(method);
+    // std::transform(method.begin(), method.end(), lowMethod.begin(), ::tolower);
 
-    if (lowMethod == "get")
+    if (TC_Port::strncasecmp(method.c_str(), "GET", 3) == 0)
         setGetRequest(sUrl, bNewCreateHost);
-    else if (lowMethod == "head")
+    else if (TC_Port::strncasecmp(method.c_str(), "HEAD", 4) == 0)
         setHeadRequest(sUrl, bNewCreateHost);
-    else if (lowMethod == "post")
+    else if (TC_Port::strncasecmp(method.c_str(),  "POST", 4) == 0)
         setPostRequest(sUrl, body, bNewCreateHost);
-    else if (lowMethod == "put")
+    else if (TC_Port::strncasecmp(method.c_str(),  "PUT", 3) == 0)
         setPutRequest(sUrl, body, bNewCreateHost);
-    else if (lowMethod == "delete")
+    else if (TC_Port::strncasecmp(method.c_str(),  "DELETE", 6) == 0)
         setDeleteRequest(sUrl, body, bNewCreateHost);
-    else if (lowMethod == "patch")
+    else if (TC_Port::strncasecmp(method.c_str(),  "PATH", 5) == 0)
         setPatchRequest(sUrl, body, bNewCreateHost);
 }
 
diff --git a/util/src/tc_nghttp2.cpp b/util/src/tc_nghttp2.cpp
index 38e511e..f5040df 100644
--- a/util/src/tc_nghttp2.cpp
+++ b/util/src/tc_nghttp2.cpp
@@ -18,10 +18,11 @@
 
 #include <string>
 #include <algorithm>
+#include <iostream>
 #include "nghttp2/nghttp2.h"
 
 #include "util/tc_nghttp2.h"
-#include "util/tc_http2clientmgr.h"
+// #include "util/tc_http2clientmgr.h"
 #include "util/tc_base64.h"