Added IPv6 support for Rocket, refactored some code, and fixed some bugs.

2012-11-18 01:03:04 -06:00
parent c6c54ad98d
commit bd13035a17
3 changed files with 122 additions and 71 deletions
@@ -287,3 +287,16 @@ def is_valid_ip_address(address):
            return False
    else:  # do not know what to do? assume it is a valid address
        return True
+
+
+def is_loopback_ip_address(ip):
+    """Determines whether the IP address appears to be a loopback address.
+
+    This assumes that the IP is valid.  The IPv6 check is limited to '::1'.
+
+    """
+    if not ip:
+        return False
+    if ip.count('.') == 3:  # IPv4
+        return ip.startswith('127') or ip.startswith('::ffff:127')
+    return ip == '::1'  # IPv6