Mark controller-initiated DNS lookups as permitted to do DNS.

Fixes bug 25617; bugfix on 0.2.9.3-alpha.

changes/bug25617

@@ -0,0 +1,5 @@
+  o Minor bugfixes (controller):
+    - Restore the correct operation of the RESOLVE command, which had
+      been broken since we added the ability to enable/disable DNS
+      on specific listener ports. Fixes bug 25617; bugfix on 0.2.9.3-alpha.
+

src/or/dnsserv.c

@@ -196,6 +196,7 @@ dnsserv_launch_request(const char *name, int reverse,
 
   /* Make a new dummy AP connection, and attach the request to it. */
   entry_conn = entry_connection_new(CONN_TYPE_AP, AF_INET);
+  entry_conn->entry_cfg.dns_request = 1;
   conn = ENTRY_TO_EDGE_CONN(entry_conn);
   CONNECTION_AP_EXPECT_NONPENDING(entry_conn);
   conn->base_.state = AP_CONN_STATE_RESOLVE_WAIT;