diff --git a/src/api/auth/user_register.go b/src/api/auth/user_register.go
index a66858160..9fcca6dbc 100644
--- a/src/api/auth/user_register.go
+++ b/src/api/auth/user_register.go
@@ -42,6 +42,7 @@ func UserRegister(c *gin.Context) {
 	log.Info("", "", "api user_register init ....")
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.RpcGetTokenName)
 	client := pbAuth.NewAuthClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsUserRegister{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/auth/user_token.go b/src/api/auth/user_token.go
index 2e18145f7..f4bcfb6ac 100644
--- a/src/api/auth/user_token.go
+++ b/src/api/auth/user_token.go
@@ -29,6 +29,7 @@ func UserToken(c *gin.Context) {
 	log.Info("", "", "api user_token init ....")
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.RpcGetTokenName)
 	client := pbAuth.NewAuthClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsUserToken{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/add_blacklist.go b/src/api/friend/add_blacklist.go
index 710174a42..cde3179ba 100644
--- a/src/api/friend/add_blacklist.go
+++ b/src/api/friend/add_blacklist.go
@@ -21,6 +21,7 @@ func AddBlacklist(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsSearchFriend{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/add_friend.go b/src/api/friend/add_friend.go
index 16b5577c1..23f2406a9 100644
--- a/src/api/friend/add_friend.go
+++ b/src/api/friend/add_friend.go
@@ -22,6 +22,7 @@ func AddFriend(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsAddFriend{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/add_friend_response.go b/src/api/friend/add_friend_response.go
index 045811016..92c77f51f 100644
--- a/src/api/friend/add_friend_response.go
+++ b/src/api/friend/add_friend_response.go
@@ -23,6 +23,7 @@ func AddFriendResponse(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsAddFriendResponse{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/delete_friend.go b/src/api/friend/delete_friend.go
index ad0451c72..5912aed59 100644
--- a/src/api/friend/delete_friend.go
+++ b/src/api/friend/delete_friend.go
@@ -22,6 +22,7 @@ func DeleteFriend(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsDeleteFriend{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/get_blcaklist.go b/src/api/friend/get_blcaklist.go
index 1cea8981d..417c1a1b3 100644
--- a/src/api/friend/get_blcaklist.go
+++ b/src/api/friend/get_blcaklist.go
@@ -32,6 +32,7 @@ func GetBlacklist(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsGetBlackList{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/get_friend_apply_list.go b/src/api/friend/get_friend_apply_list.go
index 63ac7bd23..d51d20c62 100644
--- a/src/api/friend/get_friend_apply_list.go
+++ b/src/api/friend/get_friend_apply_list.go
@@ -33,6 +33,7 @@ func GetFriendApplyList(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsGetFriendApplyList{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/get_friend_list.go b/src/api/friend/get_friend_list.go
index ed3c67218..2af10a39f 100644
--- a/src/api/friend/get_friend_list.go
+++ b/src/api/friend/get_friend_list.go
@@ -34,6 +34,7 @@ func GetFriendList(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsGetFriendLIst{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/remove_blacklist.go b/src/api/friend/remove_blacklist.go
index 4b76724c3..8b5b423ea 100644
--- a/src/api/friend/remove_blacklist.go
+++ b/src/api/friend/remove_blacklist.go
@@ -21,6 +21,7 @@ func RemoveBlacklist(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsRemoveBlackList{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/search_friend.go b/src/api/friend/search_friend.go
index 3bddcc582..80e1c561c 100644
--- a/src/api/friend/search_friend.go
+++ b/src/api/friend/search_friend.go
@@ -21,6 +21,7 @@ func SearchFriend(c *gin.Context) {
 	log.Info("", "", fmt.Sprintf("api search friend init ...."))
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsSearchFriend{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/friend/set_friend_comment.go b/src/api/friend/set_friend_comment.go
index 55928ee58..6323e2662 100644
--- a/src/api/friend/set_friend_comment.go
+++ b/src/api/friend/set_friend_comment.go
@@ -22,6 +22,7 @@ func SetFriendComment(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImFriendName)
 	client := pbFriend.NewFriendClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsSetFriendComment{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/user/get_user_info.go b/src/api/user/get_user_info.go
index e1c79ac33..bce511d14 100644
--- a/src/api/user/get_user_info.go
+++ b/src/api/user/get_user_info.go
@@ -27,6 +27,7 @@ func GetUserInfo(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImUserName)
 	client := pbUser.NewUserClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsStruct{}
 	if err := c.BindJSON(&params); err != nil {
diff --git a/src/api/user/update_user_info.go b/src/api/user/update_user_info.go
index d3e2e5d6b..6cf633850 100644
--- a/src/api/user/update_user_info.go
+++ b/src/api/user/update_user_info.go
@@ -29,6 +29,7 @@ func UpdateUserInfo(c *gin.Context) {
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImUserName)
 	client := pbUser.NewUserClient(etcdConn)
+	defer etcdConn.Close()
 
 	params := paramsStruct{}
 	if err := c.BindJSON(&params); err != nil {