监测主机存活的端口
#!/usr/bin/env python # coding-utf import argparse import socket import sys #author: wolf_ribble def scan_ports(host,start_port,end_port): \"\"\"Scan remote hosts\"\"\" try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) except socket.error,error_msg: print \'Socket creation failed.Error code:\' + str(error_msg[]) + \'Erroe message:\' + error_msg[] sys.exit() try: remote_ip = socket.gethostbyname(host) except socket.error,error_msg: print error_msg sys.exit() end_port += for port in range(start_port,end_port): try: sock.connect((remote_ip,port)) print \'Port\' + str(port) + \'is ipen\' sock.close() sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) except socket.error,error_msg: #print error_msg pass if __name__ == \'__main__\': parser = argparse.ArgumentParser(description=\'remote port scaner\') parser.add_argument(\'--host\',action=\"store\",dest=\"host\",default=\'www.wealink.com\') parser.add_argument(\'--start-port\',action=\"store\",dest=\"start_port\",default=\'\',type=int) parser.add_argument(\'--end-port\',action=\"store\",dest=\"end_port\",default=\'\',type=int) given_args = parser.parse_args() host, start_port ,end_start = given_args.host , given_args.start_port,given_args.end_port scan_ports(host,start_port,end_start)
使用python 检查存活主机
这里的设备对存活状态不是很敏感,就使用了脚本来检测存活状态,之前用shell做了一个,实现的功能是使用Ping命令检测服务器存活,不在线会将不在线的服务器及IP通过邮件发送提醒,现在在学习python,改了一个python版本。需要检测的主机我存储在/scrip/host中,格式为:
HOST IP
好了,废话少说,上脚本:
#coding=utf-8 import subprocess import os,time,sys,re import smtplib from email.mime.text import MIMEText from email.mime.multipart import MIMEMultipart server=smtplib.SMTP(\'smtp.126.com\') start_Time=time.strftime(\'%Y-%m-%d %H:%M:%S\',time.localtime(time.time())) mj=open(\'/scrip/host\',\'r\') mi=open(\'/scrip/text\',\'w\') mihost=mj.readlines() mj.close() online=[] i=0 for i in range(len(mihost)): host=mihost[i][0:14].strip() ip=mihost[i][14:].strip() p = subprocess.Popen([\"ping -c 1 -i 0.2 -W 3 \"+ ip], stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, shell = True) out = p.stdout.read() regex = re.compile(\"time=\\d*\", re.IGNORECASE | re.MULTILINE) if len(regex.findall(out)) > 0: online.append(host) else: fail_host =host + \' \\t\'+ ip mi.write(fail_host) mi.write(\'\\n\') mi.close() fail=open(\'/scrip/text\',\'r\') number=fail.readlines() fail_host=\'\'.join(number) context = \'Scan Time:\' + \'\\t \'*2 +\' \' *3 + start_Time +\'\\n\'+ \'Not Online Devices:\' +\'\\t\'+ repr(len(number)) +\'\\n\'+ \'\\n\' +\'HOST\' + \' \'*12 + \'I P\' + \'\\n\' + fail_host msg = MIMEMultipart(\'alternative\') msg[\'Subject\'] = \'Not Online Device\' part = MIMEText(context, \'plain\', \'utf-8\') msg.attach(part) server=smtplib.SMTP(\'smtp.126.com\') server.login(\"邮箱用户名\",\"邮箱密码\") maillist=[\'接收邮箱\',] server.sendmail(\"发送邮箱地址\",maillist,msg.as_string())
运行的结果: