[TCN-840] - Add Connect Protocol Version Header (#370)

* Add connect protocol version header to connect transport * Uppercase header name
connectrpc · Jan 6, 2023 · d6598c5 · d6598c5
1 parent 9d70251
commit d6598c5
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diff --git a/packages/connect-core/src/protocol-connect/connect-create-request-header.ts b/packages/connect-core/src/protocol-connect/connect-create-request-header.ts
@@ -14,6 +14,8 @@
 
 import { MethodKind } from "@bufbuild/protobuf";
 
+const protocolVersion = "1";
+
 /**
  * Creates headers for a Connect request.
  */
@@ -33,5 +35,6 @@ export function connectCreateRequestHeader(
   if (timeoutMs !== undefined) {
     result.set("Connect-Timeout-Ms", `${timeoutMs}`);
   }
+  result.set("Connect-Protocol-Version", protocolVersion);
   return result;
 }
diff --git a/packages/connect-web/src/connect-transport.ts b/packages/connect-web/src/connect-transport.ts
@@ -371,6 +371,7 @@ function createConnectRequestHeaders(
   methodKind: MethodKind,
   useBinaryFormat: boolean
 ): Headers {
+  const protocolVersion = "1";
   const result = new Headers(headers ?? {});
   let type = "application/";
   if (methodKind != MethodKind.Unary) {
@@ -381,6 +382,7 @@ function createConnectRequestHeaders(
   if (timeoutMs !== undefined) {
     result.set("Connect-Timeout-Ms", `${timeoutMs}`);
   }
+  result.set("Connect-Protocol-Version", protocolVersion);
   return result;
 }