import socket
target_host = "127.0.0.1"
target_port = 65423
# 創(chuàng)建客戶端套接字
# socket.AF_INET：表示選擇IPv4的地址，socket.SOCK_STREAM：表示TCP傳輸協(xié)議類型
client = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
#連接客戶端 connect the client
client.connect((target_host,target_port))
#使用GET方法發(fā)送數(shù)據(jù)
message = "hello,socker"
client.sendall(message.encode())

#返回?cái)?shù)據(jù)最大字符為4096
response = client.recv(4096)

#打印返回?cái)?shù)據(jù)
print(response.decode())

#關(guān)閉連接

client.close()

import socket
import threading

IP = "0.0.0.0"
PORT = 65423

def main():
    # 創(chuàng)建客戶端套接字對(duì)象
    # socket.AF_INET：表示選擇IPv4的地址，socket.SOCK_STREAM：表示TCP傳輸協(xié)議類型
    server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    # 綁定PORT和IP
    server.bind((IP, PORT))
    # 設(shè)置客戶端最大連接數(shù)量5
    server.listen(5)
    # 打印開(kāi)啟監(jiān)聽(tīng)I(yíng)P和PORT
    print(f" [*] Listening on {IP}:{PORT}")

    # 建立連接
    # 讓服務(wù)器進(jìn)入主循環(huán)中，并在該循環(huán)中等待外來(lái)連接
    while True:
        client, address = server.accept()
        # 打印已接受的客戶端連接的ip和端口
        print(f"[*] Accepted connection from {address[0]}:{address[1]}")
        # 創(chuàng)建一個(gè)新的線程client_handler，用于處理與該客戶端的通信
        client_handler = threading.Thread(target=handle_client, args=(client,))
        # 啟動(dòng)線程開(kāi)始處理客戶端請(qǐng)求
        client_handler.start()

# 定義處理客戶端請(qǐng)求的函數(shù)handle_client，接受一個(gè)客戶端套接字作為參數(shù)
def handle_client(client_socket):
    # 使用with語(yǔ)句確保在處理完客戶端請(qǐng)求后自動(dòng)關(guān)閉套接字
    with client_socket as sock:
    # 從客戶端最多接受1024字節(jié)的數(shù)據(jù)
        request = sock.recv(1024)
    # 打印接收到的請(qǐng)求內(nèi)容，使用decode("utf-8")將字節(jié)數(shù)據(jù)解碼為字符串
        print(f"[*] Received: {request.decode('utf-8')}")  # 修正引號(hào)問(wèn)題
    # 向客戶端發(fā)送確認(rèn)消息ACK，表示已經(jīng)接收到請(qǐng)求
        sock.send(b"ACK")

if __name__ == "__main__":
    main()