def generate_confs():
"""
For each section generate config files if TEMPLATE_CONFIG is present into OUTPUT_CONFIG
Exception for HOSTAPD as it may have many variables which is not intended to be specified through TEMPLATE_CONFIG
"""
global_config = config_gen.get_config()
for section in global_config.keys():
if 'TEMPLATE_CONFIG' in global_config[section]:
if not 'OUTPUT_CONFIG' in global_config[section]:
exit_error("[ERROR] 'OUTPUT_CONFIG' not specified for '" +
section + "'")
template_file = global_config[section]['TEMPLATE_CONFIG']
template_str = ''
try:
with open(template_file) as f:
template_str = f.read()
except:
exit_error("[ERROR] Template File for '" + section + "', " +
template_file + " does not exist")
for key, val in global_config[section].items():
template_str = template_str.replace('$' + key + '$', val)
try:
with open(global_config[section]['OUTPUT_CONFIG'], 'wb') as f:
print('Writing', f.name, '...')
f.write(template_str)
except:
exit_error("[ERROR] Failed to open output_config '" +
global_config[section]['OUTPUT_CONFIG'] +
"' in write mode")
elif section == 'HOSTAPD':
write_hostapd_conf(global_config)
def generate_confs():
"""
For each section generate config files if TEMPLATE_CONFIG is present into OUTPUT_CONFIG
Exception for HOSTAPD as it may have many variables which is not intended to be specified through TEMPLATE_CONFIG
"""
global_config = config_gen.get_config()
for section in global_config.keys():
if global_config[section].has_key('TEMPLATE_CONFIG'):
if not global_config[section].has_key('OUTPUT_CONFIG'):
exit_error("[ERROR] 'OUTPUT_CONFIG' not specified for '" + section + "'")
template_file = global_config[section]['TEMPLATE_CONFIG']
template_str = ''
try:
with open(template_file) as f:
template_str = f.read()
except:
exit_error("[ERROR] Template File for '" + section + "', " + template_file + " does not exist")
for key, val in global_config[section].items():
template_str = template_str.replace('$' + key + '$', val)
try:
with open(global_config[section]['OUTPUT_CONFIG'], 'wb') as f:
print 'Writing', f.name, '...'
f.write(template_str)
except:
exit_error("[ERROR] Failed to open output_config '" + global_config[section]['OUTPUT_CONFIG'] + "' in write mode")
elif section == 'HOSTAPD':
write_hostapd_conf(global_config)
def write_dhcpd_conf():
print 'Writing', config.file_dhcpd, '...'
global_config = config_gen.get_config()
content = config.dhcpd_template[:]
for key in config.dhcpd_defaults.keys():
key2 = '$' + key + '$'
content = content.replace(key2, global_config[key])
try:
with open(config.file_dhcpd, 'w') as f:
f.write( content )
except:
exit_error('[ERROR] Failed to open ' + config.file_dhcpd)
def write_hostapd_conf():
"""
Writes the config data to', config.file_hostapd
"""
print 'Writing', config.file_hostapd, '...'
global_config = config_gen.get_config()
try:
with open(config.file_hostapd, 'w') as f:
for attr in config.hostapd_default:
f.write( attr + '=' + global_config[attr] + '\n' )
except:
exit_error('[ERROR] Failed to open' + config.file_hostapd)
def stop_hostapd():
conf = config_gen.get_config()
env_tups = [(section + "_" + key, val) for section in conf.keys() for key, val in conf[section].items()]
env_dict = dict(os.environ.items() + env_tups)
print "Stopping..."
for section in config.script_order[::-1]:
if conf[section].has_key("EXIT_SCRIPT"):
make_dirs(conf[section])
print "Executing %s for [%s]..." % (conf[section]["EXIT_SCRIPT"], section),
ret = subprocess.call(conf[section]["EXIT_SCRIPT"], env=env_dict)
if ret == 0:
print "Done!"
else:
print "Failed!"
exit_error("[ERROR] Failed to exit [%s], check log file %s" % (section, conf[section]["LOGFILE"]))
def stop_hostapd():
conf = config_gen.get_config()
env_tups = [(section+'_'+key, val) for section in conf.keys() for key, val in conf[section].items()]
env_dict = dict(os.environ.items() + env_tups)
print 'Stopping...'
for section in config.script_order[::-1]:
if conf[section].has_key('EXIT_SCRIPT'):
make_dirs(conf[section])
print 'Executing %s for [%s]...' % (conf[section]['EXIT_SCRIPT'], section),
ret = subprocess.call(conf[section]['EXIT_SCRIPT'], env=env_dict)
if ret == 0:
print 'Done!'
else:
print 'Failed!'
exit_error('[ERROR] Failed to exit [%s], check log file %s' % (section, conf[section]['LOGFILE']))
def start_hostapd():
"""
Configs the IN interface, starts dhcpd, configs iptables, Starts Hostapd
"""
generate_confs()
global_config = config_gen.get_config()
IN = global_config['in']
OUT = global_config['out']
IP = global_config['ip_wlan']
NETMASK = global_config['netmask']
try:
with open(config.file_hostapd) as f: pass
except IOError as e:
exit_error('[ERROR] ' + config.file_hostapd + ' doesn\'t exist')
# Configure network interface
print 'configuring',IN,'...'
subprocess.call(['ifconfig', IN, 'up', IP, 'netmask', NETMASK])
sleep(1)
dhcp_log = open('./dhcp.log', 'w')
# Start dhcpd
print 'Starting dhcpd...'
dhcp_proc = subprocess.Popen(['dhcpd',IN, '-cf', config.file_dhcpd],stdout = dhcp_log, stderr = dhcp_log)
sleep(1)
dhcp_log.close();
# Configure iptables
print 'Configuring iptables...'
subprocess.call(['iptables','--flush'])
subprocess.call(['iptables','--table','nat','--flush'])
subprocess.call(['iptables','--delete-chain'])
subprocess.call(['iptables','--table','nat','--delete-chain'])
subprocess.call(['iptables','--table','nat','--append','POSTROUTING','--out-interface',OUT,'-j','MASQUERADE'])
subprocess.call(['iptables','--append','FORWARD','--in-interface',IN,'-j','ACCEPT'])
subprocess.call(['sysctl','-w','net.ipv4.ip_forward=1'])
# Start hostapd
print 'Starting Hostapd...'
hostapd_proc = subprocess.Popen(['hostapd -t -d '+config.file_hostapd+' >./hostapd.log'],shell=True)
print 'Done... (Hopefully!)'
print
def start_hostapd():
generate_confs()
conf = config_gen.get_config()
env_tups = [(section + '_' + key, val) for section in conf.keys()
for key, val in conf[section].items()]
env_dict = dict(os.environ.items() + env_tups)
print('Starting...')
for section in config.script_order:
if conf[section].has_key('SCRIPT'):
make_dirs(conf[section])
print(
'Executing %s for [%s]...' %
(conf[section]['SCRIPT'], section), )
ret = subprocess.call(conf[section]['SCRIPT'], env=env_dict)
if ret == 0:
print('Done!')
else:
print('Failed!')
exit_error(
'[ERROR] Failed to initiate [%s], check log file %s' %
(section, conf[section]['LOGFILE']))
sleep(1)
