Tag Protobuf protocol boundary version and add binary test files

All _reported_ versions >= 8.310 use Protobuf protocol, all lower
versions use the legacy protocol. Reported version is controlled
by an environment variable and defaults to 8.309, i.e. the legacy
version.

2 files changed, 4 insertions, 4 deletions

diff --git a/messagebus/src/main/java/com/yahoo/messagebus/network/rpc/RPCNetwork.java b/messagebus/src/main/java/com/yahoo/messagebus/network/rpc/RPCNetwork.java
index 3ab62542ace..d55c99c1465 100644
--- a/messagebus/src/main/java/com/yahoo/messagebus/network/rpc/RPCNetwork.java
+++ b/messagebus/src/main/java/com/yahoo/messagebus/network/rpc/RPCNetwork.java
@@ -309,9 +309,9 @@ public class RPCNetwork implements Network, MethodHandler {
         // TODO remove this glorious hack once protobuf protocol is enabled by default
         var maybeEnvVal = System.getenv("VESPA_MBUS_DOCUMENTAPI_USE_PROTOBUF");
         if ("true".equals(maybeEnvVal) || "yes".equals(maybeEnvVal)) {
-            return new Version(8, 304); // _Allows_ new protobuf protocol
+            return new Version(8, 310); // _Allows_ new protobuf protocol
         }
-        return new Version(8, 303); // _Disallows_ new protobuf protocol
+        return new Version(8, 309); // _Disallows_ new protobuf protocol
     }
 
     private static final Version REPORTED_VERSION = deriveSupportedProtocolVersion();
diff --git a/messagebus/src/vespa/messagebus/network/rpcnetwork.cpp b/messagebus/src/vespa/messagebus/network/rpcnetwork.cpp
index f626e2c325b..3599142d69c 100644
--- a/messagebus/src/vespa/messagebus/network/rpcnetwork.cpp
+++ b/messagebus/src/vespa/messagebus/network/rpcnetwork.cpp
@@ -159,9 +159,9 @@ namespace {
     // and the exact same as that used in Java for the same purposes. Or else!
     const char* maybe_env_val = getenv("VESPA_MBUS_DOCUMENTAPI_USE_PROTOBUF");
     if (maybe_env_val && (("true"sv == maybe_env_val) || ("yes"sv == maybe_env_val))) {
-        return {8, 304}; // _Allows_ new protobuf protocol
+        return {8, 310}; // _Allows_ new protobuf protocol
     }
-    return {8, 303}; // _Disallows_ new protobuf protocol
+    return {8, 309}; // _Disallows_ new protobuf protocol
 }
 
 }