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"https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.7.2.tgz", + "integrity": "sha512-im9DjEDQ55s9fL4EYzOAv0yMqmMBSZp6G0VvFyTMPKWxiSBHUj9NW/qqLmXUwXrrM7AvqSlTCfvqRb0cM8yYqw==", "license": "MIT", "dependencies": { "safer-buffer": ">= 2.1.2 < 3.0.0" }, "engines": { "node": ">=0.10.0" + }, + "funding": { + "type": "opencollective", + "url": "https://opencollective.com/express" } }, "node_modules/ieee754": { @@ -4127,6 +4572,12 @@ "node": ">=8" } }, + "node_modules/is-promise": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/is-promise/-/is-promise-4.0.0.tgz", + "integrity": "sha512-hvpoI6korhJMnej285dSg6nu1+e6uxs7zG3BYAm5byqDsgJNWwxzM6z6iZiAgQR4TJ30JmBTOwqZUw3WlyH3AQ==", + "license": "MIT" + }, "node_modules/is-stream": { "version": "2.0.1", "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.1.tgz", @@ -4144,7 +4595,6 @@ "version": "2.0.0", "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz", "integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==", - "dev": true, "license": "ISC" }, "node_modules/istanbul-lib-coverage": { @@ -4844,6 +5294,15 @@ "url": "https://github.com/chalk/supports-color?sponsor=1" } }, + "node_modules/jose": { + "version": "6.1.3", + "resolved": "https://registry.npmjs.org/jose/-/jose-6.1.3.tgz", + "integrity": "sha512-0TpaTfihd4QMNwrz/ob2Bp7X04yuxJkjRGi4aKmOqwhov54i6u79oCv7T+C7lo70MKH6BesI3vscD1yb/yzKXQ==", + "license": "MIT", + "funding": { + "url": "https://github.com/sponsors/panva" + } + }, "node_modules/joycon": { "version": "3.1.1", "resolved": "https://registry.npmjs.org/joycon/-/joycon-3.1.1.tgz", @@ -4907,6 +5366,12 @@ "dev": true, "license": "MIT" }, + "node_modules/json-schema-typed": { + "version": "8.0.2", + "resolved": "https://registry.npmjs.org/json-schema-typed/-/json-schema-typed-8.0.2.tgz", + "integrity": "sha512-fQhoXdcvc3V28x7C7BMs4P5+kNlgUURe2jmUT1T//oBRMDrqy1QPelJimwZGo7Hg9VPV3EQV5Bnq4hbFy2vetA==", + "license": "BSD-2-Clause" + }, "node_modules/json-stable-stringify-without-jsonify": { "version": "1.0.1", "resolved": "https://registry.npmjs.org/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz", @@ -5622,7 +6087,6 @@ "version": "3.1.1", "resolved": "https://registry.npmjs.org/path-key/-/path-key-3.1.1.tgz", "integrity": "sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==", - "dev": true, "license": "MIT", "engines": { "node": ">=8" @@ -5744,6 +6208,15 @@ "node": ">= 6" } }, + "node_modules/pkce-challenge": { + "version": "5.0.1", + "resolved": "https://registry.npmjs.org/pkce-challenge/-/pkce-challenge-5.0.1.tgz", + "integrity": "sha512-wQ0b/W4Fr01qtpHlqSqspcj3EhBvimsdh0KlHhH8HRZnMsEa0ea2fTULOXOS9ccQr3om+GcGRk4e+isrZWV8qQ==", + "license": "MIT", + "engines": { + "node": ">=16.20.0" + } + }, "node_modules/pkg-dir": { "version": "4.2.0", "resolved": "https://registry.npmjs.org/pkg-dir/-/pkg-dir-4.2.0.tgz", @@ -6018,16 +6491,45 @@ } }, "node_modules/raw-body": { - "version": "3.0.0", - "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-3.0.0.tgz", - "integrity": "sha512-RmkhL8CAyCRPXCE28MMH0z2PNWQBNk2Q09ZdxM9IOOXwxwZbN+qbWaatPkdkWIKL2ZVDImrN/pK5HTRz2PcS4g==", + "version": "3.0.2", + "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-3.0.2.tgz", + "integrity": "sha512-K5zQjDllxWkf7Z5xJdV0/B0WTNqx6vxG70zJE4N0kBs4LovmEYWJzQGxC9bS9RAKu3bgM40lrd5zoLJ12MQ5BA==", "license": "MIT", "dependencies": { - "bytes": "3.1.2", - "http-errors": "2.0.0", - "iconv-lite": "0.6.3", - "unpipe": "1.0.0" + "bytes": "~3.1.2", + "http-errors": "~2.0.1", + "iconv-lite": "~0.7.0", + "unpipe": "~1.0.0" }, + "engines": { + "node": ">= 0.10" + } + }, + "node_modules/raw-body/node_modules/http-errors": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-2.0.1.tgz", + "integrity": "sha512-4FbRdAX+bSdmo4AUFuS0WNiPz8NgFt+r8ThgNWmlrjQjt1Q7ZR9+zTlce2859x4KSXrwIsaeTqDoKQmtP8pLmQ==", + "license": "MIT", + "dependencies": { + "depd": "~2.0.0", + "inherits": "~2.0.4", + "setprototypeof": "~1.2.0", + "statuses": "~2.0.2", + "toidentifier": "~1.0.1" + }, + "engines": { + "node": ">= 0.8" + }, + "funding": { + "type": "opencollective", + "url": "https://opencollective.com/express" + } + }, + "node_modules/raw-body/node_modules/statuses": { + "version": "2.0.2", + "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.2.tgz", + "integrity": "sha512-DvEy55V3DB7uknRo+4iOGT5fP1slR8wQohVdknigZPMpMstaKJQWhwiYBACJE3Ul2pTnATihhBYnRhZQHGBiRw==", + "license": "MIT", "engines": { "node": ">= 0.8" } @@ -6087,6 +6589,15 @@ "node": ">=0.10.0" } }, + "node_modules/require-from-string": { + "version": "2.0.2", + "resolved": "https://registry.npmjs.org/require-from-string/-/require-from-string-2.0.2.tgz", + "integrity": "sha512-Xf0nWe6RseziFMu+Ap9biiUbmplq6S9/p+7w7YXP/JBHhrUDDUhwa+vANyubuqfZWTveU//DYVGsDG7RKL/vEw==", + "license": "MIT", + "engines": { + "node": ">=0.10.0" + } + }, "node_modules/resolve": { "version": "1.22.10", "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.22.10.tgz", @@ -6179,6 +6690,32 @@ "url": "https://github.com/sponsors/isaacs" } }, + "node_modules/router": { + "version": "2.2.0", + "resolved": "https://registry.npmjs.org/router/-/router-2.2.0.tgz", + "integrity": "sha512-nLTrUKm2UyiL7rlhapu/Zl45FwNgkZGaCpZbIHajDYgwlJCOzLSk+cIPAnsEqV955GjILJnKbdQC1nVPz+gAYQ==", + "license": "MIT", + "dependencies": { + "debug": "^4.4.0", + "depd": "^2.0.0", + "is-promise": "^4.0.0", + "parseurl": "^1.3.3", + "path-to-regexp": "^8.0.0" + }, + "engines": { + "node": ">= 18" + } + }, + "node_modules/router/node_modules/path-to-regexp": { + "version": "8.3.0", + "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-8.3.0.tgz", + "integrity": "sha512-7jdwVIRtsP8MYpdXSwOS0YdD0Du+qOoF/AEPIt88PcCFrZCzx41oxku1jD88hZBwbNUIEfpqvuhjFaMAqMTWnA==", + "license": "MIT", + "funding": { + "type": "opencollective", + "url": "https://opencollective.com/express" + } + }, "node_modules/run-parallel": { "version": "1.2.0", "resolved": "https://registry.npmjs.org/run-parallel/-/run-parallel-1.2.0.tgz", @@ -6329,7 +6866,6 @@ "version": "2.0.0", "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz", "integrity": "sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==", - "dev": true, "license": "MIT", "dependencies": { "shebang-regex": "^3.0.0" @@ -6342,7 +6878,6 @@ "version": "3.0.0", "resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-3.0.0.tgz", "integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==", - "dev": true, "license": "MIT", "engines": { "node": ">=8" @@ -7063,7 +7598,6 @@ "version": "2.0.2", "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz", "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==", - "dev": true, "license": "ISC", "dependencies": { "isexe": "^2.0.0" @@ -7223,12 +7757,12 @@ } }, "node_modules/zod-to-json-schema": { - "version": "3.24.6", - "resolved": "https://registry.npmjs.org/zod-to-json-schema/-/zod-to-json-schema-3.24.6.tgz", - "integrity": "sha512-h/z3PKvcTcTetyjl1fkj79MHNEjm+HpD6NXheWjzOekY7kV+lwDYnHw+ivHkijnCSMz1yJaWBD9vu/Fcmk+vEg==", + "version": "3.25.1", + "resolved": "https://registry.npmjs.org/zod-to-json-schema/-/zod-to-json-schema-3.25.1.tgz", + "integrity": "sha512-pM/SU9d3YAggzi6MtR4h7ruuQlqKtad8e9S0fmxcMi+ueAK5Korys/aWcV9LIIHTVbj01NdzxcnXSN+O74ZIVA==", "license": "ISC", "peerDependencies": { - "zod": "^3.24.1" + "zod": "^3.25 || ^4" } } } diff --git a/package.json b/package.json index 283ab92..bdd06d9 100644 --- a/package.json +++ b/package.json @@ -25,7 +25,7 @@ "author": "", "license": "MIT", "dependencies": { - "@modelcontextprotocol/sdk": "^0.6.0", + "@modelcontextprotocol/sdk": "^1.25.3", "@types/ws": "^8.18.1", "cors": "^2.8.5", "dotenv": "^16.4.5", diff --git a/src/sse-server.ts b/src/sse-server.ts index f3cc3b2..96d86d4 100644 --- a/src/sse-server.ts +++ b/src/sse-server.ts @@ -13,6 +13,12 @@ const logger = createLogger('SSEServer'); // Store active transports by session ID const transports = new Map(); +// Store MCP servers by session ID (for sending notifications) +const mcpServers = new Map(); + +// Map agent names to session IDs +const agentSessions = new Map(); + // API Key from environment const API_KEY = process.env.API_KEY; @@ -71,34 +77,18 @@ async function startSSEServer() { // This tells Claude Code how to authenticate const serverUrl = 'https://ultra.runningwolf.com'; + // Disable OAuth - using API key in URL instead app.get('/.well-known/oauth-authorization-server', (_req, res) => { - res.json({ - issuer: serverUrl, - authorization_endpoint: `${serverUrl}/authorize`, - token_endpoint: `${serverUrl}/token`, - registration_endpoint: `${serverUrl}/register`, - response_types_supported: ['code'], - grant_types_supported: ['authorization_code'], - code_challenge_methods_supported: ['S256'], - token_endpoint_auth_methods_supported: ['none'], - }); + res.status(404).json({ error: 'not_found' }); }); - // Protected Resource Metadata (RFC 9728) + // Disable OAuth protected resource discovery - use API key in URL instead app.get('/.well-known/oauth-protected-resource', (_req, res) => { - res.json({ - resource: serverUrl, - authorization_servers: [serverUrl], - bearer_methods_supported: ['header'], - }); + res.status(404).json({ error: 'not_found' }); }); app.get('/.well-known/oauth-protected-resource/*', (_req, res) => { - res.json({ - resource: serverUrl, - authorization_servers: [serverUrl], - bearer_methods_supported: ['header'], - }); + res.status(404).json({ error: 'not_found' }); }); // OpenID Connect discovery (optional, return 404) @@ -110,33 +100,62 @@ async function startSSEServer() { // Auto-register any client that asks app.post('/register', (req, res) => { const clientId = `client_${Date.now()}`; + const redirectUris = req.body.redirect_uris || ['http://localhost']; res.status(201).json({ client_id: clientId, client_secret: '', // Public client, no secret needed client_id_issued_at: Math.floor(Date.now() / 1000), grant_types: ['authorization_code'], response_types: ['code'], + redirect_uris: redirectUris, token_endpoint_auth_method: 'none', }); }); - // Authorization endpoint - return the API key as code + // Authorization endpoint - show code for manual copy or auto-redirect app.get('/authorize', (req, res) => { const redirectUri = req.query.redirect_uri as string; const state = req.query.state as string; + const autoRedirect = req.query.auto !== 'false'; // default: auto redirect if (!redirectUri) { res.status(400).json({ error: 'invalid_request', error_description: 'Missing redirect_uri' }); return; } - // Return the API key as the authorization code - const code = API_KEY; + const code = API_KEY || 'no-api-key'; const redirectUrl = new URL(redirectUri); - redirectUrl.searchParams.set('code', code || 'no-api-key'); + redirectUrl.searchParams.set('code', code); if (state) redirectUrl.searchParams.set('state', state); - res.redirect(redirectUrl.toString()); + if (autoRedirect) { + // Auto redirect (default behavior) + res.redirect(redirectUrl.toString()); + } else { + // Show HTML page with code to copy + res.send(` + + + + Authorization Code + + + +

Lupul Augmentat - Authorization

+

Copy this code and paste it in Claude Code:

+
${code}
+ +

+

Or click here to auto-redirect.

+ + + `); + } }); // Token endpoint - exchange code for access token @@ -157,8 +176,8 @@ async function startSSEServer() { }); }); - // SSE endpoint - establishes the SSE stream (protected) - app.get('/sse', authMiddleware, async (req, res) => { + // SSE endpoint - establishes the SSE stream (no auth for now) + app.get('/sse', async (req, res) => { logger.info('New SSE connection request'); // Create MCP server for this session @@ -170,6 +189,7 @@ async function startSSEServer() { { capabilities: { tools: {}, + logging: {}, // Enable logging notifications }, } ); @@ -190,6 +210,10 @@ async function startSSEServer() { }; }); + // Create SSE transport first so we have sessionId + const transport = new SSEServerTransport('/message', res); + const currentSessionId = transport.sessionId; + const CallToolSchema = z.object({ method: z.literal('tools/call'), params: z.object({ @@ -204,6 +228,13 @@ async function startSSEServer() { request.params.name, request.params.arguments ); + + // If agent registers, map their name to this session + if (request.params.name === 'register_agent' && result.success && result.agent?.name) { + agentSessions.set(result.agent.name, currentSessionId); + console.log(`[AGENT] Mapped ${result.agent.name} to session ${currentSessionId}`); + } + return { content: [{ type: 'text', text: JSON.stringify(result) }] }; } catch (error) { const errorMessage = error instanceof Error ? error.message : 'Unknown error'; @@ -213,10 +244,8 @@ async function startSSEServer() { }; } }); - - // Create SSE transport - const transport = new SSEServerTransport('/message', res); transports.set(transport.sessionId, transport); + mcpServers.set(transport.sessionId, server); logger.info({ sessionId: transport.sessionId, activeSessions: transports.size }, 'SSE transport created'); console.log(`[SSE] New session: ${transport.sessionId}, total active: ${transports.size + 1}`); @@ -225,14 +254,21 @@ async function startSSEServer() { transport.onclose = () => { logger.info({ sessionId: transport.sessionId }, 'SSE connection closed'); transports.delete(transport.sessionId); + mcpServers.delete(transport.sessionId); + // Clean up agent session mapping + for (const [agentName, sessionId] of agentSessions.entries()) { + if (sessionId === transport.sessionId) { + agentSessions.delete(agentName); + } + } }; // Connect server to transport (this also starts the SSE stream) await server.connect(transport); }); - // Message endpoint - receives POST messages from clients (protected) - app.post('/message', authMiddleware, async (req, res) => { + // Message endpoint - receives POST messages from clients (no auth for now) + app.post('/message', async (req, res) => { const sessionId = req.query.sessionId as string; logger.info({ sessionId, activeSessions: Array.from(transports.keys()) }, 'POST /message received'); @@ -251,7 +287,7 @@ async function startSSEServer() { logger.debug({ sessionId, body: req.body }, 'Received message'); - await transport.handlePostMessage(req, res); + await transport.handlePostMessage(req, res, req.body); }); const host = config.mcp.host; @@ -261,6 +297,29 @@ async function startSSEServer() { logger.info({ host, port }, 'SSE Server started'); console.log(`SSE Server running at http://${host}:${port}`); console.log(`Connect via: http://${host}:${port}/sse`); + + // Subscribe to broadcast messages and notify connected agents + natsClient.subscribe('messages.broadcast', async (msg: any) => { + const targetAgent = msg.to; + const sessionId = agentSessions.get(targetAgent); + + if (sessionId) { + const server = mcpServers.get(sessionId); + if (server) { + try { + await (server as any).sendLoggingMessage({ + level: 'info', + data: `📬 New message from ${msg.from}: ${msg.subject || 'Message'}\n${msg.message}`, + }); + console.log(`[NOTIFY] Sent notification to ${targetAgent}`); + } catch (error) { + console.error(`[NOTIFY] Failed to notify ${targetAgent}:`, error); + } + } + } + }); + + console.log('[NATS] Subscribed to messages.broadcast for notifications'); }); // Graceful shutdown diff --git a/src/tools/builtin/messaging.ts b/src/tools/builtin/messaging.ts index 5c761a5..40d133d 100644 --- a/src/tools/builtin/messaging.ts +++ b/src/tools/builtin/messaging.ts @@ -16,7 +16,7 @@ interface AgentInfo { sessionId: string; } -// Global presence tracking +// Global presence tracking - keyed by NAME not sessionId const onlineAgents = new Map(); const PRESENCE_TIMEOUT = 120000; // 2 minutes @@ -35,9 +35,11 @@ const SendMessageSchema = z.object({ to: z.string().min(1), message: z.string().min(1), subject: z.string().optional(), + from: z.string().optional().describe('Your agent name (optional)'), }); const ReceiveMessagesSchema = z.object({ + name: z.string().min(1).optional().describe('Your registered agent name'), limit: z.number().optional(), }); @@ -163,7 +165,8 @@ export class RegisterAgentTool extends ToolHandler { sessionId, }; - onlineAgents.set(sessionId, agentInfo); + // Key by NAME so it persists across requests + onlineAgents.set(input.name, agentInfo); await this.natsClient.publish('agents.announce', agentInfo); return { @@ -257,17 +260,11 @@ export class SendMessageTool extends ToolHandler { ); } - protected async handle(input: SendMessageInput, context: ToolContext): Promise { + protected async handle(input: SendMessageInput, _context: ToolContext): Promise { const { to, message, subject } = input; - // Find sender info - let fromName = 'anonymous'; - for (const [sid, info] of onlineAgents.entries()) { - if (sid === context.requestId || sid.includes(context.requestId)) { - fromName = info.name; - break; - } - } + // Use provided from name or default to anonymous + const fromName = input.from || 'anonymous'; const payload = { from: fromName, @@ -326,23 +323,32 @@ export class ReceiveMessagesTool extends ToolHandler } } - protected async handle(input: ReceiveMessagesInput, context: ToolContext): Promise { - let myName = ''; - for (const [sid, info] of onlineAgents.entries()) { - if (sid === context.requestId || sid.includes(context.requestId)) { - myName = info.name; - break; + protected async handle(input: ReceiveMessagesInput, _context: ToolContext): Promise { + // Use provided name or try to find a registered agent + let myName = input.name || ''; + + if (!myName) { + // If only one agent registered, use that + if (onlineAgents.size === 1) { + myName = onlineAgents.values().next().value.name; } } - if (!myName) { + if (!myName || !onlineAgents.has(myName)) { return { success: false, - message: 'Please register_agent first', + message: 'Please provide your agent name or register_agent first', + registeredAgents: Array.from(onlineAgents.keys()), messages: [], }; } + // Update last seen + const agent = onlineAgents.get(myName); + if (agent) { + agent.lastSeen = new Date().toISOString(); + } + this.setupSubscription(myName); const limit = input.limit || 20;