tor

commit 765bdb9c3331a0fdbf15406db82fa4a29d6651b4
parent 13b2b1108f2640e68dc7af95f5c7278984de743c
Author: David Goulet <dgoulet@torproject.org>
Date:   Thu, 30 Sep 2021 10:32:05 -0400

hs-v2: Disable version 2 service

The minimum service version is raised from 2 to 3 which effectively
disable loading or creating an onion service v2.

As for ADD_ONION, for version 2, a 551 error is returned:

  "551 Failed to add Onion Service"

Part of #40476

Signed-off-by: David Goulet <dgoulet@torproject.org>

Diffstat:
M
src/feature/control/control.c
 | 
8
+++++---
M
src/feature/hs/hs_common.h
 | 
2
+-

2 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/src/feature/control/control.c b/src/feature/control/control.c
@@ -4653,11 +4653,13 @@ add_onion_helper_add_service(int hs_version,
   tor_assert(port_cfgs);
   tor_assert(address_out);
 
+  /* Version 2 is disabled. */
+  (void) auth_type;
+  (void) auth_clients;
+
   switch (hs_version) {
   case HS_VERSION_TWO:
-    ret = rend_service_add_ephemeral(pk->v2, port_cfgs, max_streams,
-                                     max_streams_close_circuit, auth_type,
-                                     auth_clients, address_out);
+    ret = RSAE_INTERNAL;
     break;
   case HS_VERSION_THREE:
     ret = hs_service_add_ephemeral(pk->v3, port_cfgs, max_streams,
diff --git a/src/feature/hs/hs_common.h b/src/feature/hs/hs_common.h
@@ -25,7 +25,7 @@ struct ed25519_keypair_t;
 /* Version 3 of the protocol (prop224). */
 #define HS_VERSION_THREE 3
 /* Earliest and latest version we support. */
-#define HS_VERSION_MIN HS_VERSION_TWO
+#define HS_VERSION_MIN HS_VERSION_THREE
 #define HS_VERSION_MAX HS_VERSION_THREE
 
 /** Try to maintain this many intro points per service by default. */