Merge pull request #1 from cliffhall/fix-auth-header-streamable

Fix transport options creation
This commit is contained in:
Santthosh
2025-05-02 18:06:21 -07:00
committed by GitHub

View File

@@ -2,8 +2,12 @@ import { Client } from "@modelcontextprotocol/sdk/client/index.js";
import {
SSEClientTransport,
SseError,
SSEClientTransportOptions,
} from "@modelcontextprotocol/sdk/client/sse.js";
import { StreamableHTTPClientTransport } from "@modelcontextprotocol/sdk/client/streamableHttp.js";
import {
StreamableHTTPClientTransport,
StreamableHTTPClientTransportOptions,
} from "@modelcontextprotocol/sdk/client/streamableHttp.js";
import {
ClientNotification,
ClientRequest,
@@ -279,29 +283,6 @@ export function useConnection({
setConnectionStatus("error-connecting-to-proxy");
return;
}
let mcpProxyServerUrl;
switch (transportType) {
case "stdio":
mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/stdio`);
mcpProxyServerUrl.searchParams.append("command", command);
mcpProxyServerUrl.searchParams.append("args", args);
mcpProxyServerUrl.searchParams.append("env", JSON.stringify(env));
break;
case "sse":
mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/sse`);
mcpProxyServerUrl.searchParams.append("url", sseUrl);
break;
case "streamable-http":
mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/mcp`);
mcpProxyServerUrl.searchParams.append("url", sseUrl);
break;
}
(mcpProxyServerUrl as URL).searchParams.append(
"transportType",
transportType,
);
try {
// Inject auth manually instead of using SSEClientTransport, because we're
@@ -320,17 +301,77 @@ export function useConnection({
}
// Create appropriate transport
const transportOptions = {
eventSourceInit: {
fetch: (
url: string | URL | globalThis.Request,
init: RequestInit | undefined,
) => fetch(url, { ...init, headers }),
},
requestInit: {
headers,
},
};
let transportOptions:
| StreamableHTTPClientTransportOptions
| SSEClientTransportOptions;
let mcpProxyServerUrl;
switch (transportType) {
case "stdio":
mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/stdio`);
mcpProxyServerUrl.searchParams.append("command", command);
mcpProxyServerUrl.searchParams.append("args", args);
mcpProxyServerUrl.searchParams.append("env", JSON.stringify(env));
transportOptions = {
authProvider: serverAuthProvider,
eventSourceInit: {
fetch: (
url: string | URL | globalThis.Request,
init: RequestInit | undefined,
) => fetch(url, { ...init, headers }),
},
requestInit: {
headers,
},
};
break;
case "sse":
mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/sse`);
mcpProxyServerUrl.searchParams.append("url", sseUrl);
transportOptions = {
authProvider: serverAuthProvider,
eventSourceInit: {
fetch: (
url: string | URL | globalThis.Request,
init: RequestInit | undefined,
) => fetch(url, { ...init, headers }),
},
requestInit: {
headers,
},
};
break;
case "streamable-http":
mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/mcp`);
mcpProxyServerUrl.searchParams.append("url", sseUrl);
transportOptions = {
authProvider: serverAuthProvider,
eventSourceInit: {
fetch: (
url: string | URL | globalThis.Request,
init: RequestInit | undefined,
) => fetch(url, { ...init, headers }),
},
requestInit: {
headers,
},
// TODO these should be configurable...
reconnectionOptions: {
maxReconnectionDelay: 30000,
initialReconnectionDelay: 1000,
reconnectionDelayGrowFactor: 1.5,
maxRetries: 2,
},
};
break;
}
(mcpProxyServerUrl as URL).searchParams.append(
"transportType",
transportType,
);
const clientTransport =
transportType === "streamable-http"
? new StreamableHTTPClientTransport(mcpProxyServerUrl as URL, {