def __init__(self, name, val):
__pychecker__ = 'no-argsused'
pos = val.find('/')
if val[0] == '/' or val[-1] == '/':
# very funny: -10 points.
raise BadArg, "bad position of / in dnsbl: argument"
if pos >= 0:
self.dnsbl = "." + val[:pos]
self.ipval = val[pos+1:]
if not util.isipaddr(self.ipval):
raise BadArg, "dnsbl: IP address portion isn't an IP address"
else:
self.dnsbl = "." + val
self.ipval = None
def getipname(ip):
try:
revname = socket.gethostbyaddr(ip)[0]
except socket.error:
return ("unknown", None)
# We have to do this explicitly, because gethostbyname_ex() will
# work on IP addresses.
if util.isipaddr(revname):
return ("noforward", revname)
try:
ips = socket.gethostbyname_ex(revname)[2]
except socket.error:
return ("noforward", revname)
for i in ips:
if i == ip:
return ("good", revname)
return ("addrmismatch", revname)
def testIsIpAddr(self): """Test that known input produces the correct result from isipaddr.""" for i, j in self.knownValues: self.assertEqual(util.isipaddr(i), j, "bad result at "+i)