Onionr/onionr/httpapi/apiutils/setbindip.py

25 lines
1.1 KiB
Python

import random, socket
import config, logger
def set_bind_IP(filePath='', core_inst=None):
'''Set a random localhost IP to a specified file (intended for private or public API localhost IPs)'''
if not core_inst is None:
config = core_inst.config
if config.get('general.random_bind_ip', True):
hostOctets = [str(127), str(random.randint(0x02, 0xFF)), str(random.randint(0x02, 0xFF)), str(random.randint(0x02, 0xFF))]
data = '.'.join(hostOctets)
# Try to bind IP. Some platforms like Mac block non normal 127.x.x.x
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
s.bind((data, 0))
except OSError:
# if mac/non-bindable, show warning and default to 127.0.0.1
logger.warn('Your platform appears to not support random local host addresses 127.x.x.x. Falling back to 127.0.0.1.')
data = '127.0.0.1'
s.close()
else:
data = '127.0.0.1'
if filePath != '':
with open(filePath, 'w') as bindFile:
bindFile.write(data)
return data