优化代码

internal/rpc/rpc_client.go

@@ -571,7 +571,11 @@ func (this *RPCClient) pickConn() *grpc.ClientConn {
 	defer this.locker.Unlock()
 
 	// 检查连接状态
-	if len(this.conns) > 0 {
+	var countConns = len(this.conns)
+	if countConns > 0 {
+		if countConns == 1 {
+			return this.conns[0]
+		}
 		for _, state := range []connectivity.State{
 			connectivity.Ready,
 			connectivity.Idle,

internal/web/actions/actionutils/parent_action.go

@@ -130,11 +130,8 @@ func (this *ParentAction) RPC() *rpc.RPCClient {
 }
 
 // AdminContext 获取Context
+// 每个请求的context都必须是一个新的实例
 func (this *ParentAction) AdminContext() context.Context {
-	if this.ctx != nil {
-		return this.ctx
-	}
-
 	if this.rpcClient == nil {
 		rpcClient, err := rpc.SharedRPC()
 		if err != nil {

web/views/@default/clusters/cluster/node/detail.html

@@ -249,7 +249,7 @@
                             <span v-else class="red">连接非常慢（平均{{round(node.status.apiAvgCostSeconds)}}秒），请改善当前节点和API节点之间通讯</span>
                         </span>
                     </span>
-                    <span v-else class="disabled">尚未连接</span>
+                    <span v-else class="disabled">尚未上报数据</span>
                 </td>
             </tr>
             <tr v-if="nodeDatetime.length > 0">