def getIp(self, domain):
ip = db['dnscache'].get(domain, None)
logger.info('Cache DNS: ' + domain + ' = ' + str(ip))
if not ip: # not cached
try:
ip = doh.query(domain)[0]
logger.info('Query DoH: ' + domain + ' = ' + str(ip))
self.writeToCache(domain, ip)
except Exception:
logger.error('Failed to resolve hostname, fallback to normal dns')
import traceback
logger.error(traceback.print_exc())
return ip
def getIp(self, domain):
ip = None
try:
self.cur.execute('select ip from dnscache where domain=?', (domain,))
ip = self.cur.fetchall()[0][0]
logger.info('Cache DNS: ' + domain + ' = ' + str(ip))
except:
pass
if not ip: # not cached
try:
ip = doh.query(domain)[0]
logger.info('Query DoH: ' + domain + ' = ' + str(ip))
self.writeToCache(domain, ip)
except Exception:
logger.error('Failed to resolve hostname, fallback to normal dns')
import traceback
logger.error(traceback.print_exc())
return ip
def getIp(self, domain):
cache = db['dnscache'].get(domain, {})
ip = None
if type(cache) != dict or (cache.get('datetime')
and current_date - cache.get('datetime') >
datetime.timedelta(days=7)):
cache = None
if not cache: # not cached
try:
ip = doh.query(domain)[0]
logger.info('Query DoH: ' + domain + ' = ' + str(ip))
self.writeToCache(domain, ip)
except Exception:
logger.error(
'Failed to resolve hostname, fallback to normal dns')
import traceback
logger.error(traceback.format_exc())
else:
ip = cache.get('ip')
logger.info('Cache DNS: ' + domain + ' = ' + str(ip))
return ip