X-Git-Url: https://git.ralfj.de/zonemaker.git/blobdiff_plain/2fd3698a920105ffa759f546666a1793c8c46c14..45fc3211b0ff4b451d379b89d45f4dc7e070f446:/zonemaker/zone.py

diff --git a/zonemaker/zone.py b/zonemaker/zone.py
index 6319505..8e87f6e 100644
--- a/zonemaker/zone.py
+++ b/zonemaker/zone.py
@@ -1,12 +1,23 @@
+import ipaddress, re
+
 second = 1
 minute = 60*second
 hour = 60*minute
 day = 24*hour
 
+def hostname(name):
+    # check hostname for validity
+    label = r'[a-zA-Z90-9]([a-zA-Z90-9-]{0,61}[a-zA-Z90-9])?' # must not start or end with hyphen
+    pattern = r'^{0}(\.{0})*\.?'.format(label)
+    print(pattern)
+    if re.match(pattern, name):
+        return name
+    raise Exception(name+" is not a valid hostname")
+
 class Address:
     def __init__(self, IPv4 = None, IPv6 = None):
-        self._IPv4 = IPv4
-        self._IPv6 = IPv6
+        self._IPv4 = None if IPv4 is None else ipaddress.IPv4Address(IPv4)
+        self._IPv6 = None if IPv6 is None else ipaddress.IPv6Address(IPv6)
     
     def IPv4(self):
         return Address(IPv4 = self._IPv4)
@@ -36,7 +47,21 @@ class Zone:
                  secondary_refresh, secondary_retry, secondary_discard,
                  NX_TTL = None, A_TTL = None, other_TTL = None,
                  domains = []):
+        self._name = hostname(name)
+        assert mail.endswith('.'), "Mail must be absolute, end with a dot"
+        atpos = mail.find('@')
+        assert atpos >= 0 and atpos < mail.find('.'), "Mail must contain an @ before the first dot"
+        self._mail = hostname(mail.replace('@', '.', 1))
+        self._NS = list(map(hostname, NS))
+        
+        self._secondary_refresh = secondary_refresh
+        self._secondary_retry = secondary_retry
+        self._secondary_discard = secondary_discard
+        
         assert other_TTL is not None
         self._NX_TTL = other_TTL if NX_TTL is None else NX_TTL
         self._A_TTL = other_TTL if A_TTL is None else A_TTL
         self._other_TTL = other_TTL
+    
+    def write(self, file):
+        raise NotImplementedError()