#!/usr/bin/env python
# coding=utf-8
import string
alist=[]
lease_IP=' '
lease_start=' '
lease_end=' '
istatus=' '
MAC=' '
client_Hostname=' '
f=open('/var/lib/dhcpd/dhcpd.leases')
lines = f.readlines()
f.close()
for line in lines:
if line.find('lease') <> -1:
lease_IP = line.split('\n')[0].split(' ')[1]
if line.find('starts') <> -1:
lease_start = line.split('\n')[0].split(' ')[4:6]
if line.find('ends') <> -1:
lease_end =line.split('\n')[0].split(' ')[4:6]
if line.find('binding state active') <> -1:
istatus='active'
if line.find('next binding state') <> -1:
pass
if line.find('hardware ethernet') <> -1:
MAC=line.split('\n')[0].split(' ')[4].split(';')[0]
if line.find('uid') <> -1:
pass
if line.find('client-hostname') <> -1:
if istatus == 'active':
client_Hostname= line.split('\n')[0].split(' ')[3].split('"')[1]
record = str(lease_IP) +"\t" +str(lease_start[0]) +" " + str(lease_start[1]).rstrip(';') + "\t" + str(lease_end[0]) + " " + str(lease_end[1]).rstrip(';') + "\t" + str( MAC )+ "\t" + str( client_Hostname )
alist.append(record)
lease_IP = ' '
lease_start = ' '
lease_end = ' '
istatus = ' '
MAC = ' '
client_Hostname =' '
else:
pass
for ip in alist:
print ip
