forked from chiyu1468/AirTrapMine
測試功能整理 有bug修正中
講解程式先 commit 一版
parent
f79aaf86fa
commit
84119b788e
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import socket
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SOCKET_PATH = "/tmp/unix_socket_example"
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# 建立 socket
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client = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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client.connect(SOCKET_PATH)
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# 傳送資料
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client.sendall(b"Hello from client!")
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data = client.recv(1024)
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print("📤 Server replied:", data.decode())
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client.close()
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import rclpy
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from rclpy.node import Node
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from std_msgs.msg import String
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import time
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# import mavros_msgs.srv
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class TalkerNode(Node):
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def __init__(self):
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start_time = time.time()
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super().__init__('talker_node')
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end_time = time.time()
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print(f"Node initialization took {end_time - start_time:.2f} seconds")
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self.publisher_ = self.create_publisher(String, 'hahatest/_1', 10)
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self.timer = self.create_timer(1.0, self.timer_callback) # 每秒執行一次
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self.get_logger().info('TalkerNode has been started.')
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def timer_callback(self):
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msg = String()
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msg.data = 'Hello, ROS 2!'
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self.publisher_.publish(msg)
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self.get_logger().info(f'Published: "{msg.data}"')
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def main(args=None):
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rclpy.init(args=args)
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node = TalkerNode()
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print("Before sleep")
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time.sleep(5) # 等待 5 秒鐘
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print("After sleep")
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try:
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start_time = time.time()
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while time.time() - start_time < 10: # 持續 10 秒鐘
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rclpy.spin_once(node)
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time.sleep(1) # 每秒執行一次
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finally:
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node.destroy_node()
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rclpy.shutdown()
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if __name__ == '__main__':
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main()
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@ -0,0 +1,33 @@
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import socket
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import os
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# socket file path
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SOCKET_PATH = "/tmp/unix_socket_example"
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# 若檔案存在就先刪除
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if os.path.exists(SOCKET_PATH):
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os.remove(SOCKET_PATH)
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# 建立 socket
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server = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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# 綁定 socket 到檔案
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server.bind(SOCKET_PATH)
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server.listen(1)
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print("🔌 Server waiting for connection...")
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# 等待 client 連線
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conn, _ = server.accept()
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print("✅ Client connected.")
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while True:
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data = conn.recv(1024)
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if not data:
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break
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print("📥 Received:", data.decode())
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conn.sendall(b"Echo: " + data)
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conn.close()
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server.close()
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os.remove(SOCKET_PATH)
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