libs/tools: change resolve_identifier() to return ipv4 and ipv6 separately

libs/tools.py

@@ -1,5 +1,5 @@
 from bundlewrap.exceptions import NoSuchGroup, NoSuchNode
-from ipaddress import ip_address
+from ipaddress import ip_address, IPv4Address
 
 def resolve_identifier(repo, identifier):
     """
@@ -29,4 +29,15 @@ def resolve_identifier(repo, identifier):
         if node.metadata.get('external_ipv4', None):
             found_ips.add(ip_address(node.metadata.get('external_ipv4')))
 
-    return found_ips
+    ip_dict = {
+        'ipv4': set(),
+        'ipv6': set(),
+    }
+
+    for ip in found_ips:
+        if isinstance(ip, IPv4Address):
+            ip_dict['ipv4'].add(ip)
+        else:
+            ip_dict['ipv6'].add(ip)
+
+    return ip_dict