Includes specific user-agent for MCP (#68)

* Includes specific user-agent for MCP

* Simplified product name for user agent

* chore(deps): update node.js to v22.16.0 (#58)

Co-authored-by: elastic-renovate-prod[bot] <174716857+elastic-renovate-prod[bot]@users.noreply.github.com>

* Add new configuration option for Elasticsearch path prefix (#72)

* Update index.ts to accept path prefix in Elasticsearch URL

* Update README.md to include information about path prefix

---------

Co-authored-by: Josh Mock <[email protected]>

* fix(deps): update dependency @elastic/elasticsearch to v9.0.2 (#74)

Co-authored-by: elastic-renovate-prod[bot] <174716857+elastic-renovate-prod[bot]@users.noreply.github.com>

* chore(deps): update buildkite plugin monorepo-diff to v1.4.0 (#75)

Co-authored-by: elastic-renovate-prod[bot] <174716857+elastic-renovate-prod[bot]@users.noreply.github.com>

* fix(deps): update dependency @modelcontextprotocol/sdk to v1.12.1 (#76)

Co-authored-by: elastic-renovate-prod[bot] <174716857+elastic-renovate-prod[bot]@users.noreply.github.com>

---------

Co-authored-by: elastic-renovate-prod[bot] <174716857+elastic-renovate-prod[bot]@users.noreply.github.com>
Co-authored-by: Ang Wei Jun Bryan <[email protected]>
Co-authored-by: Josh Mock <[email protected]>

Author: 4 people

index.ts

@@ -18,6 +18,13 @@ import {
 import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
 import fs from "fs";
 
+// Product metadata, used to generate the request User-Agent header and 
+// passed to the McpServer constructor.
+const product = {
+  name: "elasticsearch-mcp",
+  version: "0.1.1",
+};
+
 // Prepend a path prefix to every request path
 class CustomTransport extends Transport {
   private readonly pathPrefix: string;
@@ -108,6 +115,9 @@ export async function createElasticsearchMcpServer(
 
   const clientOptions: ClientOptions = {
     node: url,
+    headers: {
+      "user-agent": `${product.name}/${product.version}`,
+    },
   };
 
   if (pathPrefix) {
@@ -142,10 +152,7 @@ export async function createElasticsearchMcpServer(
 
   const esClient = new Client(clientOptions);
 
-  const server = new McpServer({
-    name: "elasticsearch-mcp-server",
-    version: "0.1.1",
-  });
+  const server = new McpServer(product);
 
   // Tool 1: List indices
   server.tool(