feat(bridge): add Slack Socket Mode integration

bin/lib/onboard.js

@@ -1865,6 +1865,7 @@ async function createSandbox(gpu, model, provider, preferredInferenceApi = null,
   // See: crates/openshell-sandbox/src/proxy.rs (header stripping),
   //      crates/openshell-router/src/backend.rs (server-side auth injection).
   const envArgs = [formatEnvAssignment("CHAT_UI_URL", chatUiUrl)];
+
   const sandboxEnv = { ...process.env };
   delete sandboxEnv.NVIDIA_API_KEY;
   const discordToken = getCredential("DISCORD_BOT_TOKEN") || process.env.DISCORD_BOT_TOKEN;
@@ -1875,6 +1876,14 @@ async function createSandbox(gpu, model, provider, preferredInferenceApi = null,
   if (slackToken) {
     sandboxEnv.SLACK_BOT_TOKEN = slackToken;
   }
+  const slackAppToken = getCredential("SLACK_APP_TOKEN") || process.env.SLACK_APP_TOKEN;
+  if (slackAppToken) {
+    sandboxEnv.SLACK_APP_TOKEN = slackAppToken;
+  }
+  const slackGateway = getCredential("NEMOCLAW_OPENCLAW_SLACK_GATEWAY") || process.env.NEMOCLAW_OPENCLAW_SLACK_GATEWAY;
+  if (slackGateway) {
+    sandboxEnv.NEMOCLAW_OPENCLAW_SLACK_GATEWAY = slackGateway;
+  }
   // Run without piping through awk — the pipe masked non-zero exit codes
   // from openshell because bash returns the status of the last pipeline
   // command (awk, always 0) unless pipefail is set. Removing the pipe

bin/nemoclaw.js

@@ -468,14 +468,23 @@ async function deploy(instanceName) {
 
 async function start() {
   await ensureApiKey();
+
+  const creds = require("./lib/credentials").loadCredentials();
+  for (const [k, v] of Object.entries(creds)) {
+    if (!process.env[k]) process.env[k] = v;
+  }
+
   const { defaultSandbox } = registry.listSandboxes();
   const safeName = defaultSandbox && /^[a-zA-Z0-9._-]+$/.test(defaultSandbox) ? defaultSandbox : null;
   const sandboxEnv = safeName ? `SANDBOX_NAME=${shellQuote(safeName)}` : "";
   run(`${sandboxEnv} bash "${SCRIPTS}/start-services.sh"`);
 }
 
 function stop() {
-  run(`bash "${SCRIPTS}/start-services.sh" --stop`);
+  const { defaultSandbox } = registry.listSandboxes();
+  const safeName = defaultSandbox && /^[a-zA-Z0-9._-]+$/.test(defaultSandbox) ? defaultSandbox : null;
+  const sandboxEnv = safeName ? `SANDBOX_NAME=${shellQuote(safeName)}` : "";
+  run(`${sandboxEnv} bash "${SCRIPTS}/start-services.sh" --stop`);
 }
 
 function debug(args) {
@@ -533,7 +542,10 @@ function showStatus() {
   }
 
   // Show service status
-  run(`bash "${SCRIPTS}/start-services.sh" --status`);
+  const { defaultSandbox: ds2 } = registry.listSandboxes();
+  const sn2 = ds2 && /^[a-zA-Z0-9._-]+$/.test(ds2) ? ds2 : null;
+  const se2 = sn2 ? `SANDBOX_NAME=${shellQuote(sn2)}` : "";
+  run(`${se2} bash "${SCRIPTS}/start-services.sh" --status`);
 }
 
 function listSandboxes() {

scripts/slack-bridge.js

@@ -0,0 +1,303 @@
+#!/usr/bin/env node
+/* global WebSocket */
+// SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+/**
+ * Slack → NemoClaw bridge.
+ *
+ * Messages from Slack are forwarded to the OpenClaw agent running
+ * inside the sandbox.
+ *
+ * Env:
+ *   SLACK_APP_TOKEN     — xapp-...
+ *   SLACK_BOT_TOKEN     — xoxb-...
+ *   NVIDIA_API_KEY      — for inference
+ *   SANDBOX_NAME        — sandbox name (default: nemoclaw)
+ */
+
+const https = require("https");
+const fs = require("fs");
+const { execFileSync, spawn } = require("child_process");
+const { resolveOpenshell } = require("../bin/lib/resolve-openshell");
+const { shellQuote, validateName } = require("../bin/lib/runner");
+
+const OPENSHELL = resolveOpenshell();
+if (!OPENSHELL) {
+  console.error("openshell not found on PATH or in common locations");
+  process.exit(1);
+}
+
+const APP_TOKEN = process.env.SLACK_APP_TOKEN;
+const BOT_TOKEN = process.env.SLACK_BOT_TOKEN;
+const API_KEY = process.env.NVIDIA_API_KEY;
+const SANDBOX = process.env.SANDBOX_NAME || "nemoclaw";
+try { validateName(SANDBOX, "SANDBOX_NAME"); } catch (e) { console.error(e.message); process.exit(1); }
+
+if (!APP_TOKEN || !BOT_TOKEN) { console.error("SLACK_APP_TOKEN and SLACK_BOT_TOKEN required"); process.exit(1); }
+if (!API_KEY) { console.error("NVIDIA_API_KEY required"); process.exit(1); }
+
+const COOLDOWN_MS = 5000;
+const lastMessageTime = new Map();
+const busyChats = new Set();
+
+
+// ── Slack API helpers ─────────────────────────────────────────────
+
+function slackApi(method, body, token) {
+  return new Promise((resolve, reject) => {
+    const data = JSON.stringify(body);
+    const req = https.request(
+      {
+        hostname: "slack.com",
+        path: `/api/${method}`,
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json; charset=utf-8",
+          "Authorization": `Bearer ${token}`,
+          "Content-Length": Buffer.byteLength(data),
+        },
+      },
+      (res) => {
+        let buf = "";
+        res.on("data", (c) => (buf += c));
+        res.on("end", () => {
+          try { resolve(JSON.parse(buf)); } catch { resolve({ ok: false, error: buf }); }
+        });
+      },
+    );
+    req.on("error", reject);
+    req.write(data);
+    req.end();
+  });
+}
+
+async function sendMessage(channel, text, thread_ts) {
+  const chunks = [];
+  for (let i = 0; i < text.length; i += 3000) {
+    chunks.push(text.slice(i, i + 3000));
+  }
+  for (const chunk of chunks) {
+    try {
+      const res = await slackApi("chat.postMessage", {
+        channel,
+        text: chunk,
+        thread_ts,
+      }, BOT_TOKEN);
+      if (!res.ok) {
+        console.error(`Failed to send message to ${channel}: ${res.error}`);
+      }
+    } catch (err) {
+      console.error(`Error sending message to ${channel}: ${err.message}`);
+      throw err;
+    }
+  }
+}
+
+// ── Run agent inside sandbox ──────────────────────────────────────
+
+function runAgentInSandbox(message, sessionId) {
+  return new Promise((resolve) => {
+    let sshConfig;
+    try {
+      sshConfig = execFileSync(OPENSHELL, ["sandbox", "ssh-config", SANDBOX], { encoding: "utf-8" });
+    } catch (err) {
+      resolve(`Failed to get SSH config for sandbox '${SANDBOX}': ${err.message}`);
+      return;
+    }
+
+    const confDir = fs.mkdtempSync("/tmp/nemoclaw-slack-ssh-");
+    const confPath = `${confDir}/config`;
+    fs.writeFileSync(confPath, sshConfig, { mode: 0o600 });
+
+    const safeSessionId = String(sessionId).replace(/[^a-zA-Z0-9-]/g, "");
+    const cmd = `export NVIDIA_API_KEY=${shellQuote(API_KEY)} && nemoclaw-start openclaw agent --agent main --local -m ${shellQuote(message)} --session-id ${shellQuote("slack-" + safeSessionId)}`;
+
+    const proc = spawn("ssh", ["-T", "-F", confPath, `openshell-${SANDBOX}`, cmd], {
+      stdio: ["ignore", "pipe", "pipe"],
+    });
+
+    let killed = false;
+    const timeoutId = setTimeout(() => {
+      killed = true;
+      proc.kill("SIGTERM");
+    }, 120000);
+
+    let stdout = "";
+    let stderr = "";
+
+    proc.stdout.on("data", (d) => (stdout += d.toString()));
+    proc.stderr.on("data", (d) => (stderr += d.toString()));
+
+    proc.on("close", (code) => {
+      clearTimeout(timeoutId);
+      try { fs.unlinkSync(confPath); fs.rmdirSync(confDir); } catch { /* ignored */ }
+
+      const lines = stdout.split("\n");
+      const responseLines = lines.filter(
+        (l) =>
+          !l.startsWith("Setting up NemoClaw") &&
+          !l.startsWith("[plugins]") &&
+          !l.startsWith("(node:") &&
+          !l.includes("NemoClaw ready") &&
+          !l.includes("NemoClaw registered") &&
+          !l.includes("openclaw agent") &&
+          !l.includes("┌─") &&
+          !l.includes("│ ") &&
+          !l.includes("└─") &&
+          l.trim() !== "",
+      );
+
+      const response = responseLines.join("\n").trim();
+
+      if (killed) {
+        resolve("Agent request timed out after 120 seconds.");
+        return;
+      }
+
+      if (response) {
+        resolve(response);
+      } else if (code !== 0) {
+        resolve(`Agent exited with code ${code}. ${stderr.trim().slice(0, 500)}`);
+      } else {
+        resolve("(no response)");
+      }
+    });
+
+    proc.on("error", (err) => {
+      resolve(`Error: ${err.message}`);
+    });
+  });
+}
+
+// ── Socket Mode ───────────────────────────────────────────────────
+
+async function connectSocketMode() {
+  const res = await slackApi("apps.connections.open", {}, APP_TOKEN);
+  if (!res.ok) {
+    console.error("Failed to open socket mode connection:", res);
+    process.exit(1);
+  }
+
+  const ws = new WebSocket(res.url);
+
+  let reconnectAttempts = 0;
+  const MAX_RECONNECT_DELAY = 60000;
+
+  ws.addEventListener("open", () => {
+    reconnectAttempts = 0;
+    console.log("Connected to Slack Socket Mode.");
+  });
+
+  ws.addEventListener("message", async (event) => {
+    let msg;
+    try {
+      msg = JSON.parse(event.data);
+    } catch (err) {
+      console.error("Failed to parse WebSocket message:", err.message);
+      return;
+    }
+
+    if (msg.type === "hello") return;
+
+    if (msg.envelope_id) {
+      ws.send(JSON.stringify({ envelope_id: msg.envelope_id }));
+    }
+
+    if (msg.type === "events_api" && msg.payload && msg.payload.event) {
+      const slackEvent = msg.payload.event;
+
+      // Ignore bot messages
+      if (slackEvent.bot_id || slackEvent.subtype === "bot_message") return;
+
+      if (slackEvent.type === "message" || slackEvent.type === "app_mention") {
+        const text = slackEvent.text || "";
+        // If app_mention, strip the mention
+        const cleanText = text.replace(/<@[A-Z0-9]+>/g, "").trim();
+        if (!cleanText) return;
+
+        const channel = slackEvent.channel;
+        const thread_ts = slackEvent.thread_ts || slackEvent.ts;
+        const sessionId = thread_ts; // Use thread as session
+
+        console.log(`[${channel}] ${slackEvent.user}: ${cleanText}`);
+
+        if (cleanText === "reset") {
+          await sendMessage(channel, "Session reset.", thread_ts);
+          return;
+        }
+
+        const now = Date.now();
+        const lastTime = lastMessageTime.get(channel) || 0;
+        if (now - lastTime < COOLDOWN_MS) {
+          const wait = Math.ceil((COOLDOWN_MS - (now - lastTime)) / 1000);
+          await sendMessage(channel, `Please wait ${wait}s before sending another message.`, thread_ts);
+          return;
+        }
+
+        if (busyChats.has(channel)) {
+          await sendMessage(channel, "Still processing your previous message.", thread_ts);
+          return;
+        }
+
+        lastMessageTime.set(channel, now);
+        busyChats.add(channel);
+
+        try {
+          const response = await runAgentInSandbox(cleanText, sessionId);
+          console.log(`[${channel}] agent: ${response.slice(0, 100)}...`);
+          await sendMessage(channel, response, thread_ts);
+        } catch (err) {
+          await sendMessage(channel, `Error: ${err.message}`, thread_ts);
+        } finally {
+          busyChats.delete(channel);
+        }
+      }
+    }
+  });
+
+  ws.addEventListener("close", () => {
+    console.log("Socket Mode connection closed. Reconnecting...");
+    const delay = Math.min(3000 * Math.pow(2, reconnectAttempts), MAX_RECONNECT_DELAY);
+    reconnectAttempts++;
+    setTimeout(connectSocketMode, delay);
+  });
+
+  ws.addEventListener("error", (err) => {
+    console.error("WebSocket error:", err);
+  });
+}
+
+// ── Main ──────────────────────────────────────────────────────────
+
+async function main() {
+  const authTest = await slackApi("auth.test", {}, BOT_TOKEN);
+  if (!authTest.ok) {
+    console.error("Failed to authenticate with Slack:", authTest);
+    process.exit(1);
+  }
+
+
+  console.log("");
+  console.log("  ┌─────────────────────────────────────────────────────┐");
+  console.log("  │  NemoClaw Slack Bridge                             │");
+  console.log("  │                                                     │");
+  console.log(`  │  Bot:      @${(authTest.user + "                    ").slice(0, 37)}│`);
+  console.log("  │  Sandbox:  " + (SANDBOX + "                              ").slice(0, 40) + "│");
+  const modelName = process.env.NEMOCLAW_MODEL || "unknown";
+  console.log(`  │  Model:    ${(modelName + "                                        ").slice(0, 39)}│`);
+  console.log("  │                                                     │");
+  console.log("  │  Messages are forwarded to the OpenClaw agent      │");
+  console.log("  │  inside the sandbox. Run 'openshell term' in       │");
+  console.log("  │  another terminal to monitor + approve egress.     │");
+  console.log("  └─────────────────────────────────────────────────────┘");
+  console.log("");
+
+  connectSocketMode();
+}
+
+process.on("unhandledRejection", (err) => {
+  console.error("Unhandled rejection:", err);
+});
+
+main();