68 lines
1.7 KiB
Python
Executable File
68 lines
1.7 KiB
Python
Executable File
#!/usr/bin/python2.7
|
|
# -*- coding: utf-8 -*-
|
|
|
|
import os
|
|
|
|
from .dependency import Dependency
|
|
from ..util.process import Process
|
|
from ..config import Configuration
|
|
|
|
class Dnsmasq(Dependency):
|
|
'''Wrapper for dnsmasq program.'''
|
|
dependency_required = False
|
|
dependency_name = 'dnsmasq'
|
|
dependency_url = 'apt-get install dnsmasq'
|
|
|
|
def __init__(self, interface):
|
|
self.interface = interface
|
|
self.pid = None
|
|
|
|
|
|
def create_config_file(self):
|
|
config_file = os.path.join(Configuration.temp(), 'dnsmasq.conf')
|
|
if os.path.exists(config_file):
|
|
os.remove(config_file)
|
|
|
|
with open(config_file, 'w') as config:
|
|
config.write('interface={}\n'.format(self.interface))
|
|
config.write('dhcp-range=10.0.0.10,10.0.0.100,8h\n')
|
|
config.write('dhcp-option=3,10.0.0.1\n')
|
|
config.write('dhcp-option=6,10.0.0.1\n')
|
|
config.write('server=8.8.8.8\n')
|
|
config.write('log-queries\n')
|
|
config.write('log-dhcp\n')
|
|
return config_file
|
|
|
|
|
|
def start(self):
|
|
config_file = self.create_config_file()
|
|
|
|
# Stop already-running dnsmasq process
|
|
self.killall()
|
|
|
|
# Start new dnsmasq process
|
|
self.pid = Process([
|
|
'dnsmasq',
|
|
'-C', config_file
|
|
])
|
|
|
|
|
|
def stop(self):
|
|
# Kill dnsmasq process
|
|
if self.pid:
|
|
self.pid.interrupt()
|
|
self.killall()
|
|
# TODO: Wait until dnsmasq is completely stopped.
|
|
|
|
|
|
def check(self):
|
|
# TODO: Check if dnsmasq is still running, if there's any errors in the logs, etc.
|
|
if self.pid.poll() is not None:
|
|
# Process stopped
|
|
pass
|
|
|
|
|
|
def killall(self):
|
|
Process(['killall', 'dnsmasq']).wait()
|
|
|