18 11 26 用多进程 多线程 携程 实现 http 服务器的创建
Posted Mr喃先森
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下面是一个 多进程 服务器的创建
import socket import re import multiprocessing def service_client(new_socket): """为这个客户端返回数据""" # 1. 接收浏览器发送过来的请求 ，即http请求 # GET / HTTP/1.1 # ..... request = new_socket.recv(1024).decode("utf-8") # 浏览器当收到一个请求之后 由于有图片等(有超链接的) 又会提出新的请求 # print(">>>"*50) # print(request) request_lines = request.splitlines() # Python splitlines() 按照行(‘ ‘, ‘ ‘, ‘)分隔，返回一个包含各行作为元素的列表 print("") print(">" * 20) print(request_lines) # GET /index.html HTTP/1.1 # get post put del file_name = "" ret = re.match(r"[^/]+(/[^ ]*)", request_lines[0]) if ret: file_name = ret.group(1) # print("*"*50, file_name) if file_name == "/": file_name = "/index.html" # 2. 返回http格式的数据，给浏览器 try: f = open("./html" + file_name, "rb") except: response = "HTTP/1.1 404 NOT FOUND " response += " " response += "------file not found-----" new_socket.send(response.encode("utf-8")) else: html_content = f.read() f.close() # 2.1 准备发送给浏览器的数据---header response = "HTTP/1.1 200 OK " response += " " # 2.2 准备发送给浏览器的数据---boy # response += "hahahhah" # 将response header发送给浏览器 new_socket.send(response.encode("utf-8")) # 将response body发送给浏览器 new_socket.send(html_content) # 关闭套接 new_socket.close() def main(): """用来完成整体的控制""" # 1. 创建套接字 tcp_server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) tcp_server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) # 2. 绑定 tcp_server_socket.bind(("", 7890)) # 3. 变为监听套接字 tcp_server_socket.listen(128) while True: # 4. 等待新客户端的链接 new_socket, client_addr = tcp_server_socket.accept() # 5. 为这个客户端服务 # service_client(new_socket) # 下面用了多进程的方法代替了这句话 p = multiprocessing.Process(target = service_client, args = (new_socket,)) p.start() new_socket.close() # 关闭监听套接字 tcp_server_socket.close() if __name__ == "__main__": main()
下面是一个多进程的 http 服务器
import socket import re import threading def service_client(new_socket): """为这个客户端返回数据""" # 1. 接收浏览器发送过来的请求 ，即http请求 # GET / HTTP/1.1 # ..... request = new_socket.recv(1024).decode("utf-8") # 浏览器当收到一个请求之后 由于有图片等(有超链接的) 又会提出新的请求 # print(">>>"*50) # print(request) request_lines = request.splitlines() # Python splitlines() 按照行(‘ ‘, ‘ ‘, ‘)分隔，返回一个包含各行作为元素的列表 print("") print(">" * 20) print(request_lines) # GET /index.html HTTP/1.1 # get post put del file_name = "" ret = re.match(r"[^/]+(/[^ ]*)", request_lines[0]) if ret: file_name = ret.group(1) # print("*"*50, file_name) if file_name == "/": file_name = "/index.html" # 2. 返回http格式的数据，给浏览器 try: f = open("./html" + file_name, "rb") except: response = "HTTP/1.1 404 NOT FOUND " response += " " response += "------file not found-----" new_socket.send(response.encode("utf-8")) else: html_content = f.read() f.close() # 2.1 准备发送给浏览器的数据---header response = "HTTP/1.1 200 OK " response += " " # 2.2 准备发送给浏览器的数据---boy # response += "hahahhah" # 将response header发送给浏览器 new_socket.send(response.encode("utf-8")) # 将response body发送给浏览器 new_socket.send(html_content) # 关闭套接 new_socket.close() def main(): """用来完成整体的控制""" # 1. 创建套接字 tcp_server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) tcp_server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) # 2. 绑定 tcp_server_socket.bind(("", 7890)) # 3. 变为监听套接字 tcp_server_socket.listen(128) while True: # 4. 等待新客户端的链接 new_socket, client_addr = tcp_server_socket.accept() # 5. 为这个客户端服务 # service_client(new_socket) # 下面用了多进程的方法代替了这句话 p = threading.Thread(target = service_client, args = (new_socket,)) p.start() # 关闭监听套接字 tcp_server_socket.close() if __name__ == "__main__": main()
import socket import re import gevent from gevent import monkey monkey.patch_all() def service_client(new_socket): """为这个客户端返回数据""" # 1. 接收浏览器发送过来的请求 ，即http请求 # GET / HTTP/1.1 # ..... request = new_socket.recv(1024).decode("utf-8") # 浏览器当收到一个请求之后 由于有图片等(有超链接的) 又会提出新的请求 # print(">>>"*50) # print(request) request_lines = request.splitlines() # Python splitlines() 按照行(‘ ‘, ‘ ‘, ‘)分隔，返回一个包含各行作为元素的列表 print("") print(">" * 20) print(request_lines) # GET /index.html HTTP/1.1 # get post put del file_name = "" ret = re.match(r"[^/]+(/[^ ]*)", request_lines[0]) if ret: file_name = ret.group(1) # print("*"*50, file_name) if file_name == "/": file_name = "/index.html" # 2. 返回http格式的数据，给浏览器 try: f = open("./html" + file_name, "rb") except: response = "HTTP/1.1 404 NOT FOUND " response += " " response += "------file not found-----" new_socket.send(response.encode("utf-8")) else: html_content = f.read() f.close() # 2.1 准备发送给浏览器的数据---header response = "HTTP/1.1 200 OK " response += " " # 2.2 准备发送给浏览器的数据---boy # response += "hahahhah" # 将response header发送给浏览器 new_socket.send(response.encode("utf-8")) # 将response body发送给浏览器 new_socket.send(html_content) # 关闭套接 new_socket.close() def main(): """用来完成整体的控制""" # 1. 创建套接字 tcp_server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) tcp_server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) # 2. 绑定 tcp_server_socket.bind(("", 7890)) # 3. 变为监听套接字 tcp_server_socket.listen(128) while True: # 4. 等待新客户端的链接 new_socket, client_addr = tcp_server_socket.accept() # 5. 为这个客户端服务 # service_client(new_socket) # 下面用了携程的方法代替了这句话 gevent.spawn(service_client,new_socket) # 关闭监听套接字 tcp_server_socket.close() if __name__ == "__main__": main()
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