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2 changes: 2 additions & 0 deletions mise.toml
Original file line number Diff line number Diff line change
@@ -1,2 +1,4 @@
[tools]
bun = "1.2.10"
node = "22.13.1"
"npm:@withgraphite/graphite-cli" = "1.5.3"
1 change: 1 addition & 0 deletions package.json
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@
"build": "bun build.ts",
"build:bin": "bun build.ts compile",
"lint": "bun biome check .",
"format": "bun biome format --write .",
"prepack": "bun run build"
},
"devDependencies": {
Expand Down
174 changes: 87 additions & 87 deletions src/index.ts
Original file line number Diff line number Diff line change
Expand Up @@ -8,103 +8,103 @@ import pkgJson from "../package.json";
import { loadEnv, log } from "./utils";

async function main() {
const notifier = updateNotifier({ pkg: pkgJson });
if (notifier.update) {
log("a new version is available", {
current: notifier.update.current,
latest: notifier.update.latest,
});
}
const notifier = updateNotifier({ pkg: pkgJson });
if (notifier.update) {
log("a new version is available", {
current: notifier.update.current,
latest: notifier.update.latest,
});
}

const envResult = loadEnv();
if (!envResult.ok) {
const errors = envResult.error.flatten();
log("missing or malformed environment variables", errors.fieldErrors);
process.exit(1);
}
const envResult = loadEnv();
if (!envResult.ok) {
const errors = envResult.error.flatten();
log("missing or malformed environment variables", errors.fieldErrors);
process.exit(1);
}

const { ROVER_HOST, ROVER_API_KEY } = envResult.data;
const SSE_URL = `${ROVER_HOST}/mcp/sse`;
const { ROVER_HOST, ROVER_API_KEY } = envResult.data;
const SSE_URL = `${ROVER_HOST}/mcp/sse`;

const getCommonHeaders = () => ({
authorization: `Bearer ${ROVER_API_KEY}`,
});
const getCommonHeaders = () => ({
authorization: `Bearer ${ROVER_API_KEY}`,
});

const createClientTransport = () => {
return new SSEClientTransport(new URL(SSE_URL), {
eventSourceInit: {
fetch(url, init) {
return fetch(url, {
...init,
headers: {
...init?.headers,
...getCommonHeaders(),
},
});
},
},
requestInit: {
headers: getCommonHeaders(),
},
});
};
const client = new Client({
name: "rover-mcp-proxy",
version: pkgJson.version,
});
const createClientTransport = () => {
return new SSEClientTransport(new URL(SSE_URL), {
eventSourceInit: {
fetch(url, init) {
return fetch(url, {
...init,
headers: {
...init?.headers,
...getCommonHeaders(),
},
});
},
},
requestInit: {
headers: getCommonHeaders(),
},
});
};
const client = new Client({
name: "rover-mcp-proxy",
version: pkgJson.version,
});

log("connecting to Rover", { sse: SSE_URL });
try {
await client.connect(createClientTransport());
} catch (error) {
log("failed to connect", {
error: error instanceof Error ? error.message : String(error),
});
process.exit(1);
}
log("connecting to Rover", { sse: SSE_URL });
try {
await client.connect(createClientTransport());
} catch (error) {
log("failed to connect", {
error: error instanceof Error ? error.message : String(error),
});
process.exit(1);
}

const serverInfo = client.getServerVersion();
if (!serverInfo) {
log("connected but server info missing");
process.exit(1);
}
const serverInfo = client.getServerVersion();
if (!serverInfo) {
log("connected but server info missing");
process.exit(1);
}

const serverCapabilities = client.getServerCapabilities();
if (!serverCapabilities) {
log("connected but server capabilities missing");
process.exit(1);
}
const serverCapabilities = client.getServerCapabilities();
if (!serverCapabilities) {
log("connected but server capabilities missing");
process.exit(1);
}

log("connected", {
info: serverInfo,
capabilities: serverCapabilities,
});
log("connected", {
info: serverInfo,
capabilities: serverCapabilities,
});

const serverTransport = new StdioServerTransport();
const server = new McpServer(
{
name: serverInfo.name,
version: serverInfo.version,
},
{
capabilities: serverCapabilities,
},
);
await server.connect(serverTransport);
const serverTransport = new StdioServerTransport();
const server = new McpServer(
{
name: serverInfo.name,
version: serverInfo.version,
},
{
capabilities: serverCapabilities,
},
);
await server.connect(serverTransport);

log("starting proxy");
try {
await proxyServer({
server: server.server,
client: client,
serverCapabilities,
});
} catch (error) {
log("failed to run proxy", {
error: error instanceof Error ? error.message : String(error),
});
process.exit(1);
}
log("starting proxy");
try {
await proxyServer({
server: server.server,
client: client,
serverCapabilities,
});
} catch (error) {
log("failed to run proxy", {
error: error instanceof Error ? error.message : String(error),
});
process.exit(1);
}
}

main();