Error = 'Message Error';
SeenKey = 0;
SeenDNS = 0;
+DNS = {}
ArbChanges = {"c": "..",
"l": ".*",
# host in a 12.12.12.12
# host in cname foo.bar. <- Trailing dot is required
def DoDNS(Str,Attrs,DnRecord):
- if re.match('^[\w-]+\s+in\s+a\s+\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$',\
- Str,re.IGNORECASE) == None and \
- re.match("^[\w-]+\s+in\s+cname\s+[\w.\-]+\.$",Str,re.IGNORECASE) == None and \
- re.match("^[\w-]+\s+in\s+mx\s+\d{1,3}\s+[\w.\-]+\.$",Str,re.IGNORECASE) == None:
+ cname = re.match("^[-\w]+\s+in\s+cname\s+[-\w.]+\.$",Str,re.IGNORECASE);
+ if re.match('^[-\w]+\s+in\s+a\s+\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$',\
+ Str,re.IGNORECASE) == None and cname == None and \
+ re.match("^[-\w]+\s+in\s+mx\s+\d{1,3}\s+[-\w.]+\.$",Str,re.IGNORECASE) == None:
return None;
# Check if the name is already taken
- G = re.match('^([\w-+]+)\s',Str).groups();
+ G = re.match('^([-\w+]+)\s',Str).groups();
# Check for collisions
global l;
return "DNS entry is already owned by " + GetAttr(x,"uid")
global SeenDNS;
+ global DNS;
+
+ if cname:
+ if DNS.has_key(G[0]):
+ return "CNAME and other RR types not allowed: "+Str
+ else:
+ DNS[G[0]] = 2
+ else:
+ if DNS.has_key(G[0]) and DNS[G[0]] == 2:
+ return "CNAME and other RR types not allowed: "+Str
+ else:
+ DNS[G[0]] = 1
+
if SeenDNS:
Attrs.append((ldap.MOD_ADD,"dnszoneentry",Str));
return "DNS Entry added "+Str;