Resolve all addresses on fetching a new routing table

Author: robsdedude

neo4j/io/__init__.py

@@ -1022,6 +1022,9 @@ def update_routing_table_from(self, *routers, database=None,
                         "[#0000]  C: <UPDATE ROUTING TABLE> address=%r (%r)",
                         address, self.routing_tables[database]
                     )
+                    self.routing_tables[database].resolve_all(
+                        self.pool_config.resolver
+                    )
                     return True
             self.deactivate(router)
         return False

neo4j/routing.py

@@ -174,3 +174,16 @@ def update(self, new_routing_table):
 
     def servers(self):
         return set(self.routers) | set(self.writers) | set(self.readers)
+
+    @staticmethod
+    def _resolve_addresses(addresses, resolver):
+        res = OrderedSet()
+        for address in addresses:
+            res.update(address.resolve(resolver=resolver))
+        return res
+
+    def resolve_all(self, resolver):
+        self.routers = RoutingTable._resolve_addresses(self.routers, resolver)
+        self.writers = RoutingTable._resolve_addresses(self.writers, resolver)
+        self.readers = RoutingTable._resolve_addresses(self.readers, resolver)
+        log.debug("[#0000]  S: <RESOLVED ROUTING TABLE> table=%r", self)