[virt-manager PATCH] interface: check ip address format

[Chen Hanxiao <chen_han_xiao@xxxxxxx>]

From: Chen Hanxiao <chenhanxiao@xxxxxxxxxxxxxx>

Signed-off-by: Chen Hanxiao <chenhanxiao@xxxxxxxxxxxxxx>
---
 tests/xmlparse-xml/interface-test-bridge-ip-out.xml |  2 +-
 tests/xmlparse.py                                   |  2 +-
 virtinst/interface.py                               | 11 ++++++++++-
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/tests/xmlparse-xml/interface-test-bridge-ip-out.xml b/tests/xmlparse-xml/interface-test-bridge-ip-out.xml
index d4cfba0..49e0510 100644
--- a/tests/xmlparse-xml/interface-test-bridge-ip-out.xml
+++ b/tests/xmlparse-xml/interface-test-bridge-ip-out.xml
@@ -15,7 +15,7 @@
   </protocol>
   <protocol family="ipv6">
     <ip address="fe99::215:58ff:fe6e:5" prefix="32"/>
-    <ip address="foobar" prefix="38"/>
+    <ip address="2002::" prefix="38"/>
     <route gateway="1.2.3.4"/>
   </protocol>
 </interface>
diff --git a/tests/xmlparse.py b/tests/xmlparse.py
index 3e78a5d..75189bc 100644
--- a/tests/xmlparse.py
+++ b/tests/xmlparse.py
@@ -965,7 +965,7 @@ class XMLParseTest(unittest.TestCase):
         check("autoconf", True, False)
 
         check = self._make_checker(iface.protocols[1].ips[1])
-        check("address", "fe80::215:58ff:fe6e:5", "foobar")
+        check("address", "fe80::215:58ff:fe6e:5", "2002::")
         check("prefix", 64, 38)
 
         # Remove a child interface, verify it's data remains intact
diff --git a/virtinst/interface.py b/virtinst/interface.py
index c1e0c88..4fca76a 100644
--- a/virtinst/interface.py
+++ b/virtinst/interface.py
@@ -23,6 +23,7 @@ Classes for building and installing libvirt interface xml
 import logging
 
 import libvirt
+import ipaddr
 
 from virtinst import util
 from virtinst.xmlbuilder import XMLBuilder, XMLChildProperty, XMLProperty
@@ -32,7 +33,15 @@ class _IPAddress(XMLBuilder):
     _XML_PROP_ORDER = ["address", "prefix"]
     _XML_ROOT_NAME = "ip"
 
-    address = XMLProperty("./@address")
+    ######################
+    # Validation helpers #
+    ######################
+
+    def _validate_ipaddr(self, addr):
+        ipaddr.IPAddress(addr)
+        return addr
+
+    address = XMLProperty("./@address", validate_cb=_validate_ipaddr)
     prefix = XMLProperty("./@prefix", is_int=True)
 
 
-- 
1.8.5.3


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