Parse netmasks in IP addresses passed to server install.

ticket 1212

ipapython/config.py

@@ -18,7 +18,8 @@
 #
 
 import ConfigParser
-from optparse import Option, Values, OptionParser, IndentedHelpFormatter
+from optparse import Option, Values, OptionParser, IndentedHelpFormatter, OptionValueError
+from copy import copy
 
 import socket
 import ipapython.dnsclient
@@ -46,12 +47,22 @@ class IPAFormatter(IndentedHelpFormatter):
             ret += "%s %s\n" % (spacing, line)
         return ret
 
+def check_ip_option(option, opt, value):
+    from ipapython.ipautil import CheckedIPAddress
+    try:
+        return CheckedIPAddress(value, parse_netmask=(option.type == "ipnet"))
+    except Exception as e:
+        raise OptionValueError("option %s: invalid IP address %s: %s" % (opt, value, e))
+
 class IPAOption(Option):
     """
     optparse.Option subclass with support of options labeled as
     security-sensitive such as passwords.
     """
     ATTRS = Option.ATTRS + ["sensitive"]
+    TYPES = Option.TYPES + ("ipaddr", "ipnet")
+    TYPE_CHECKER = copy(Option.TYPE_CHECKER)
+    TYPE_CHECKER["ipaddr"] = TYPE_CHECKER["ipnet"] = check_ip_option
 
 class IPAOptionParser(OptionParser):
     """