[tor-commits] [tor/master] Merge branch 'ticket20895'

[nickm@xxxxxxxxxxxxxx]

commit 06260315645945ca9e08b5a19b67c8adad65a698
Merge: 59c1016ab 3124c921e
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Thu Nov 9 09:17:53 2017 -0500

    Merge branch 'ticket20895'

 changes/ticket20895      |  6 ++++++
 src/or/circuitbuild.c    |  4 ++--
 src/or/connection_or.c   |  2 +-
 src/or/dirserv.c         |  4 ++--
 src/or/hs_service.c      |  2 +-
 src/or/nodelist.c        | 20 +++++++++++++-------
 src/or/nodelist.h        |  3 ++-
 src/or/or.h              |  8 ++++++--
 src/or/protover.c        | 36 ++++++++++++++++++++++++++++++++++++
 src/or/protover.h        |  3 +++
 src/or/routerparse.c     |  4 +++-
 src/test/test_protover.c | 30 ++++++++++++++++++++++++++++++
 12 files changed, 105 insertions(+), 17 deletions(-)

diff --cc src/or/hs_service.c
index a2082b391,5ae7614e2..8e2f52dcf
--- a/src/or/hs_service.c
+++ b/src/or/hs_service.c
@@@ -1572,12 -1494,8 +1572,12 @@@ pick_intro_point(unsigned int direct_co
    /* Let's do a basic sanity check here so that we don't end up advertising the
     * ed25519 identity key of relays that don't actually support the link
     * protocol */
-   if (!node_supports_ed25519_link_authentication(node)) {
+   if (!node_supports_ed25519_link_authentication(node, 0)) {
      tor_assert_nonfatal(ed25519_public_key_is_zero(&info->ed_identity));
 +  } else {
 +    /* Make sure we *do* have an ed key if we support the link authentication.
 +     * Sending an empty key would result in a failure to extend. */
 +    tor_assert_nonfatal(!ed25519_public_key_is_zero(&info->ed_identity));
    }
  
    /* Create our objects and populate them with the node information. */
diff --cc src/test/test_protover.c
index 9ae907183,874b31549..686536211
--- a/src/test/test_protover.c
+++ b/src/test/test_protover.c
@@@ -196,31 -183,34 +196,60 @@@ test_protover_all_supported(void *arg
  }
  
  static void
 +test_protover_list_supports_protocol_returns_true(void *arg)
 +{
 +  (void)arg;
 +
 +  const char *protocols = "Link=1";
 +  int is_supported = protocol_list_supports_protocol(protocols, PRT_LINK, 1);
 +  tt_int_op(is_supported, OP_EQ, 1);
 +
 + done:
 +  ;
 +}
 +
 +static void
 +test_protover_list_supports_protocol_for_unsupported_returns_false(void *arg)
 +{
 +  (void)arg;
 +
 +  const char *protocols = "Link=1";
 +  int is_supported = protocol_list_supports_protocol(protocols, PRT_LINK, 10);
 +  tt_int_op(is_supported, OP_EQ, 0);
 +
 + done:
 +  ;
 +}
 +
++static void
+ test_protover_supports_version(void *arg)
+ {
+   (void)arg;
+ 
+   tt_assert(protocol_list_supports_protocol("Link=3-6", PRT_LINK, 3));
+   tt_assert(protocol_list_supports_protocol("Link=3-6", PRT_LINK, 6));
+   tt_assert(!protocol_list_supports_protocol("Link=3-6", PRT_LINK, 7));
+   tt_assert(!protocol_list_supports_protocol("Link=3-6", PRT_LINKAUTH, 3));
+ 
+   tt_assert(!protocol_list_supports_protocol("Link=4-6 LinkAuth=3",
+                                             PRT_LINKAUTH, 2));
+   tt_assert(protocol_list_supports_protocol("Link=4-6 LinkAuth=3",
+                                             PRT_LINKAUTH, 3));
+   tt_assert(!protocol_list_supports_protocol("Link=4-6 LinkAuth=3",
+                                              PRT_LINKAUTH, 4));
+   tt_assert(!protocol_list_supports_protocol_or_later("Link=4-6 LinkAuth=3",
+                                              PRT_LINKAUTH, 4));
+   tt_assert(protocol_list_supports_protocol_or_later("Link=4-6 LinkAuth=3",
+                                              PRT_LINKAUTH, 3));
+   tt_assert(protocol_list_supports_protocol_or_later("Link=4-6 LinkAuth=3",
+                                              PRT_LINKAUTH, 2));
+ 
+   tt_assert(!protocol_list_supports_protocol_or_later("Link=4-6 LinkAuth=3",
+                                                       PRT_DESC, 2));
+  done:
+  ;
+ }
+ 
  #define PV_TEST(name, flags)                       \
    { #name, test_protover_ ##name, (flags), NULL, NULL }
  
@@@ -229,8 -219,7 +258,9 @@@ struct testcase_t protover_tests[] = 
    PV_TEST(parse_fail, 0),
    PV_TEST(vote, 0),
    PV_TEST(all_supported, 0),
 +  PV_TEST(list_supports_protocol_for_unsupported_returns_false, 0),
 +  PV_TEST(list_supports_protocol_returns_true, 0),
+   PV_TEST(supports_version, 0),
    END_OF_TESTCASES
  };
  

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