common/lookup.py
from common.module import Module
from common import utils
from config.log import logger
class Lookup(Module):
"""
DNS query base class
"""
def __init__(self):
Module.__init__(self)
self.qtype = ''
def query(self):
"""
Query the TXT record of domain
:return: query result
"""
answer = utils.dns_query(self.domain, self.qtype)
if answer is None:
return None
for item in answer:
record = item.to_text()
subdomains = self.match_subdomains(record)
self.subdomains.update(subdomains)
logger.log('DEBUG', record)
return self.subdomains