diff --git a/server/robotserver/player.cc b/server/robotserver/player.cc
index 6649c536..00e7b40b 100644
--- a/server/robotserver/player.cc
+++ b/server/robotserver/player.cc
@@ -1,9 +1,33 @@
 #include "precompile.h"
 
 #include <f8/coroutine.h>
+#include <a8/awaiter.h>
+#include <a8/promise.h>
+
+#include <f8/comgr.h>
 
 #include "player.h"
 
+class ConnectedPromise : public a8::Promise
+{
+protected:
+
+    virtual void DoAwait() override
+    {
+    }
+
+};
+
+class JoinSuccessPromise : public a8::Promise
+{
+protected:
+
+    virtual void DoAwait() override
+    {
+    }
+
+};
+
 void Player::Update()
 {
 
@@ -17,26 +41,21 @@ void Player::Init(int idx,
     account_id_ = account_id;
     session_id_ = session_id;
     web_socket_ = socket;
-}
-
-void Player::CoNet(f8::Coroutine* co)
-{
-    #if 0
-    co->Await(CoLogin);
-    co->Await(CoGame);
-    #endif
+    f8::CoMgr::Instance()->CreateCo
+        (
+         [this] (f8::Coroutine* co)
+         {
+             CoLogin(co);
+         });
 }
 
 void Player::CoLogin(f8::Coroutine* co)
 {
-    while (NetConnected()) {
-
-    }
+    auto a = struct{}{};
+    co->CoAwait(std::make_shared<ConnectedPromise>());
+    co->CoAwait(std::make_shared<JoinSuccessPromise>());
 }
 
 void Player::CoGame(f8::Coroutine* co)
 {
-    while (NetConnected()) {
-
-    }
 }
diff --git a/server/robotserver/player.h b/server/robotserver/player.h
index 253b3da0..168893f5 100644
--- a/server/robotserver/player.h
+++ b/server/robotserver/player.h
@@ -34,10 +34,9 @@ public:
     int GetSocketId() { return socket_id_; }
     bool NetConnected() { return net_connected_; }
     const std::string& GetAccountId() { return account_id_; }
+    auto GetWebSocket() { return web_socket_; }
 
 private:
-
-    void CoNet(f8::Coroutine* co);
     void CoLogin(f8::Coroutine* co);
     void CoGame(f8::Coroutine* co);
 
diff --git a/server/robotserver/playermgr.cc b/server/robotserver/playermgr.cc
index 5c60284e..6488400c 100644
--- a/server/robotserver/playermgr.cc
+++ b/server/robotserver/playermgr.cc
@@ -111,5 +111,4 @@ void PlayerMgr::CoCreatePlayer(f8::Coroutine* co,
     auto hum = std::make_shared<Player>();
     hum->Init(idx, account_id, session_id, socket);
     account_id_hash_[hum->GetAccountId()] = hum;
-    socket->Open();
 }
diff --git a/third_party/a8 b/third_party/a8
index 91b5f74b..0d5c381b 160000
--- a/third_party/a8
+++ b/third_party/a8
@@ -1 +1 @@
-Subproject commit 91b5f74b3a08a51674e825a499beba668b5d23be
+Subproject commit 0d5c381b38618310d7b438a03c8942b14c0e0725
diff --git a/third_party/f8 b/third_party/f8
index 1a93316b..4384bc7a 160000
--- a/third_party/f8
+++ b/third_party/f8
@@ -1 +1 @@
-Subproject commit 1a93316b3852e72c999331172e293083bb059fdb
+Subproject commit 4384bc7ac05ef6bad5e1dfe94b7d4211b81930c0