edited ci config

console.go

@@ -95,11 +95,10 @@ func listener(port int) {
 			}
 		}
 	}()
-	fmt.Println("waiting exit")
-	aaaa := <-exit // 2. 尝试从通道中读取内容，若通道为空，则阻塞在此
+	exitsignal := <-exit // 2. 尝试从通道中读取内容，若通道为空，则阻塞在此
 	sstop <- "stop sender"
 	rstop <- "stop receiver"
-	fmt.Printf("command: %v\n", aaaa)
+	fmt.Printf("command: %v\n", exitsignal)
 	return
 }
 
@@ -256,10 +255,11 @@ func dial(host string, port int) {
 			}
 		}
 	}()
-	aaaa := <-exit //尝试从通道中读取内容，若通道为空，则阻塞在此
+
+	exitsignal := <-exit //尝试从通道中读取内容，若通道为空，则阻塞在此
 	sstop <- "stop sender"
 	rstop <- "stop receiver"
-	fmt.Printf("command: %v\n", aaaa)
+	fmt.Printf("command: %v\n", exitsignal)
 	return
 }
 
@@ -358,6 +358,16 @@ func sender(conn *net.TCPConn, exit chan string, receive chan int, sstop chan st
 		receive <- 1
 		return
 	}
+
+	if strings.HasPrefix(inp, "cd ..") {
+		fmt.Println("don't use .. change dir")
+		return
+	}
+
+	if strings.HasPrefix(inp, "cd .") {
+		fmt.Println("don't use . change dir")
+		return
+	}
 	conn.Write([]byte(inp))
 	receive <- 1
 	return