diff --git a/a8/asiotcpclient.cc b/a8/asiotcpclient.cc
index db32390..848c39d 100644
--- a/a8/asiotcpclient.cc
+++ b/a8/asiotcpclient.cc
@@ -15,17 +15,18 @@ const int MAX_RECV_BUFFERSIZE = 1024 * 64;
 namespace a8
 {
 
-    AsioTcpClient::AsioTcpClient(asio::io_context& io_context, const std::string& remote_ip, int remote_port)
+    AsioTcpClient::AsioTcpClient(std::shared_ptr<asio::io_context> io_context, const std::string& remote_ip, int remote_port)
     {
+        io_context_ = io_context;
         remote_address_ = remote_ip;
         remote_port_ = remote_port;
         endpoint_ = std::make_shared<asio::ip::tcp::endpoint>
             (
-              asio::ip::make_address(remote_address_),
+             asio::ip::address::from_string(remote_address_),
               remote_port_
              );
         send_buffer_mutex_ = std::make_shared<std::mutex>();
-        socket_ = std::make_shared<asio::ip::tcp::socket>(io_context);
+        socket_ = std::make_shared<asio::ip::tcp::socket>(*io_context);
     }
 
     AsioTcpClient::~AsioTcpClient()
@@ -95,10 +96,12 @@ namespace a8
     {
         actived_ = true;
         connected_ = false;
+        a8::XPrintf("remote_ip:%s remote_port:%d\n", {endpoint_->address().to_string(), endpoint_->port()});
         socket_->async_connect
             (*endpoint_,
              [this] (const asio::error_code& ec)
              {
+                 a8::XPrintf("async econnect %d\n", {ec.value()});
                  HandleConnect(ec);
              });
     }
diff --git a/a8/asiotcpclient.h b/a8/asiotcpclient.h
index ca59cb9..c86ab10 100644
--- a/a8/asiotcpclient.h
+++ b/a8/asiotcpclient.h
@@ -16,7 +16,9 @@ namespace a8
         std::function<void (a8::AsioTcpClient*)> on_connect;
         std::function<void (a8::AsioTcpClient*)> on_disconnect;
         std::function<void (a8::AsioTcpClient*, char*, unsigned int)> on_socketread;
-        AsioTcpClient(asio::io_context& io_context, const std::string& remote_ip, int remote_port);
+        AsioTcpClient(std::shared_ptr<asio::io_context> io_context,
+                      const std::string& remote_ip,
+                      int remote_port);
         virtual ~AsioTcpClient();
         const std::string& GetRemoteAddress() { return remote_address_; }
         int GetRemotePort() { return remote_port_; }
@@ -33,6 +35,7 @@ namespace a8
         void DoSend();
 
     private:
+        std::shared_ptr<asio::io_context> io_context_;
         std::string remote_address_;
         int remote_port_ = 0;
 
diff --git a/a8/websocketclient.cc b/a8/websocketclient.cc
index 287bb2a..98dc0b0 100644
--- a/a8/websocketclient.cc
+++ b/a8/websocketclient.cc
@@ -36,7 +36,7 @@ static const int DEFAULT_MAX_RECV_BUFFERSIZE = 1024 * 64;
 namespace a8
 {
 
-    WebSocketClient::WebSocketClient(asio::io_context& io_context, const std::string& remote_ip, int remote_port)
+    WebSocketClient::WebSocketClient(std::shared_ptr<asio::io_context> io_context, const std::string& remote_ip, int remote_port)
     {
         max_packet_len_ = DEFAULT_MAX_PACKET_LEN;
         recv_buff_ = (char *)malloc(max_packet_len_ + 1);
@@ -46,12 +46,14 @@ namespace a8
         decoded_buff_ = (char *)malloc(1024 * 64 + 1);
         decoded_bufflen_ = 0;
         tcp_client_->on_error =
-            [] (a8::AsioTcpClient* socket, int err)
+            [this] (a8::AsioTcpClient* socket, int err)
             {
-
+                if (on_error) {
+                    on_error(this, err);
+                }
             };
         tcp_client_->on_connect =
-            [] (a8::AsioTcpClient* socket)
+            [this] (a8::AsioTcpClient* socket)
             {
                 std::string data = a8::Format("GET ws://%s:%d/\r\n",
                                               {socket->GetRemoteAddress(),
@@ -64,8 +66,11 @@ namespace a8
                 socket->SendBuff(data.data(), data.size());
             };
         tcp_client_->on_disconnect =
-            [] (a8::AsioTcpClient* socket)
+            [this] (a8::AsioTcpClient* socket)
             {
+                if (on_disconnect) {
+                    on_disconnect(this);
+                }
             };
         tcp_client_->on_socketread =
             [this] (a8::AsioTcpClient* socket, char* buf, unsigned int buflen)
@@ -170,8 +175,38 @@ namespace a8
         if (!pend) {
             return;
         }
+        #if 0
+        std::string server_key;
+        {
+            char* p1 = strstr(buf + offset, WEB_SOCKET_KEY);
+            if (!p1) {
+                p1 = strstr(buf + offset, WEB_SOCKET_KEY2);
+            }
+            if (p1) {
+                p1 += strlen(WEB_SOCKET_KEY);
+                char* p2 = strstr(p1 , "\r\n");
+                if (p2) {
+                    server_key.append(p1, p2-p1);
+                }
+            }
+        }
+        server_key += "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
+        std::string sha1_data = a8::openssl::Sha1Encode(server_key);
+        std::string hash_data;
+        a8::openssl::Base64Encode(sha1_data, hash_data);
+
+        std::string response = "HTTP/1.1 101 Web Socket Protocol Handshake\r\n"
+            "Upgrade: websocket\r\n"
+            "Connection: Upgrade\r\n"
+            "Sec-WebSocket-Accept: " + hash_data + "\r\n" +
+            "\r\n";
+        SendBuff(response.data(), response.size());
         handshook_ = true;
         offset += pend - buf - offset + strlen("\r\n\r\n");
+        if (on_connect) {
+            on_connect(this);
+        }
+        #endif
     }
 
     void WebSocketClient::ProcessUserPacket()
diff --git a/a8/websocketclient.h b/a8/websocketclient.h
index 98eaf13..91c4c09 100644
--- a/a8/websocketclient.h
+++ b/a8/websocketclient.h
@@ -14,7 +14,7 @@ namespace a8
     class WebSocketClient
     {
     public:
-        WebSocketClient(asio::io_context& io_context, const std::string& remote_ip, int remote_port);
+        WebSocketClient(std::shared_ptr<asio::io_context> io_context, const std::string& remote_ip, int remote_port);
         virtual ~WebSocketClient();
 
         std::function<void (a8::WebSocketClient*, int)> on_error;