#说明:大家平时对linux服务器安全主要是对系统用户的检查,登陆服务器IP检查,以及防火墙状态检查!
1.需要把正确系统用户名存储在/root/liu_shell/local_user.txt文件中,然后进行比较!
2.对登陆IP判断是不是以192.168.1和192.168.2开头的IP为正常IP!
3.判断iptables状态!
#!/usr/bin/python #coding=utf-8 import sys,os,re,socket host=str(socket.gethostname().strip()) fuhao=os.linesep def user_panduan(): file01=file(‘/etc/passwd‘) mmm=[] for xx in file01: mmm.append(re.split(‘:‘,xx)[0]) file01.close() file02=file(‘/root/liu_shell/new_user.txt‘,‘w‘) for yy in mmm: file02.write(‘%s%s‘ %(yy,fuhao)) file02.close() f_local=file(‘/root/liu_shell/local_user.txt‘) f_new=file(‘/root/liu_shell/new_user.txt‘) local_user=[] new_user=[] for line1 in f_local: line1=line1.strip() local_user.append(line1) for line2 in f_new: line2=line2.strip() new_user.append(line2) f_local.close() f_new.close() if local_user==new_user: print ‘host:%s user ok‘ %host else: cmd="echo ‘host:%s user error‘ |mail -s user_error [email protected] " %host os.system(cmd) def ip_panduan(): os.system("last|awk ‘{print $3}‘|grep -v [a-z]|grep -v ^$|sort |uniq >/root/liu_shell/local_ip.txt") f_ip=file(‘/root/liu_shell/local_ip.txt‘) local_ip=[] for line in f_ip: line=line.strip() local_ip.append(line) for aa in local_ip: kk=re.match(‘192.168.1|192.168.2‘,aa) if kk: print ‘host:%s ip ok‘ %host else: cmd="echo ‘host:%s ip error‘ |mail -s ip_error [email protected] " %host os.system(cmd) def iptables_panduan(): iptables_status=int(os.popen("/sbin/iptables -nL|grep -v ^$|wc -l").readline().strip()) if iptables_status==6: cmd="echo ‘host:%s iptables not running!‘ |mail -s iptables [email protected] " %host os.system(cmd) else: print ‘host:%s iptable running ok‘ %host user_panduan() ip_panduan() iptables_panduan()
时间: 2024-10-10 10:43:03