portscaner 多线程、多协程并发端口扫描

import socket,time,re,sys,os,threading
import gevent
from gevent import monkey
monkey.patch_all()socket.setdefaulttimeout(2)#该方法用来处理用户数据的port范围，并计算范围内的port，将其添加到列表中，将列表返回
def handle_port(input_ports):try:pattern = re.compile('(^\d{1,5})-(\d{1,5}$)')match = pattern.match(input_ports)if match:start_port = int(match.group(1))end_port = int(match.group(2))if end_port <=65535 :if start_port < end_port:list =[]for i in range(start_port, end_port+1):list.append(i)return listelse:print("端口范围输入有误")exit(0)else:print("端口格式输入格式有误。")exit(0)except Exception as err:print(err)exit(0)#该方法用来处理用户数据的IP地址范围，并计算范围内的IP地址，将其添加到列表中，将列表返回
def handle_ip(input_addrs):try:pattern = re.compile('(\d{1,3}\.\d{1,3}\.\d{1,3}\.)(\d{1,3})-(\d{1,3})')  # 匹配标准点进制的IPmatch = pattern.match(input_addrs)if match:list = []for i in range(int(match.group(2)),int(match.group(3))+1):addr = match.group(1)+str(i)list.append(addr)return listelse:print("ip地址格式输入有误")exit(0)except Exception as err:print(err)exit(0)#调用socket方法进行tcp端口扫描，client.connect()方法的返回值如果为None，则说明端口开放，若无返回值，说明连接超时，就没有返回值
def scaner(ip,port):try:client = socket.socket()res = client.connect((ip,port))if not res:open_port = []print(ip,":",port," is open")open_port.append((ip,port))return open_portexcept Exception as e:passfinally:client.close()#本方法对传递来的列表ports进行循环，每次循环启动一个协程，在协程内部将port和addr进行配对，并调用scaner方法进行扫描
def coroutine_scan(addr,ports):list = []for port in ports:eve = gevent.spawn(scaner, addr, port)list.append(eve)gevent.joinall(list)#本方法对传递来的列表addrs进行循环，每一次循环启动一个进程，并将addrs循环出来的数据和ports列表传递给coroutine_scan方法
def thread_scan(addrs,ports):for addr in addrs:t = threading.Thread(target=coroutine_scan, args=(addr, ports))t.start()#本方法用来接收参数，并调用handle_port,handle_ip对输入的内容进行处理，然后将返回的列表数据传递给thread_scan
def main():input_addrs = input("输入IP地址范围：如'192.168.0.1-45'\n>>").strip()input_ports = input("输入端口范围：如'1000-1005'\n>>").strip()if len(input_addrs) and len(input_addrs)> 0:ports = handle_port(input_ports)addrs = handle_ip(input_addrs)print("开始扫描.......")thread_scan(addrs,ports)else:print("请输入正确的IP地址范围和端口。")main()if __name__ == "__main__":main()