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#!/usr/bin/env node /** * Sign DXT packages using the DXT CLI * Supports both self-signed certificates (for development) and production certificates */ import { execSync } from "node:child_process"; import { existsSync, mkdirSync } from "node:fs"; import { dirname, join } from "node:path"; import { fileURLToPath } from "node:url"; const __filename = fileURLToPath(import.meta.url); const __dirname = dirname(__filename); const rootDir = join(__dirname, ".."); // Parse command line arguments const args = process.argv.slice(2); const dxtFile = args[0]; const _selfSigned = args.includes("--self-signed"); const production = args.includes("--production"); const _verify = args.includes("--verify"); // Help text if (!dxtFile || dxtFile === "--help" || dxtFile === "-h") { console.log(` DXT Package Signing Tool Usage: node sign-dxt.js <dxt-file> [options] Arguments: dxt-file Path to the .dxt file to sign Options: --self-signed Use self-signed certificate (default for development) --production Use production certificates from environment/certs directory --verify Verify signature after signing --help, -h Show this help message Environment Variables (for production signing): SIGNING_CERT_FILE Path to production certificate (PEM format) SIGNING_KEY_FILE Path to production private key (PEM format) SIGNING_INTERMEDIATE Comma-separated paths to intermediate certificates Examples: # Development signing with self-signed certificate node sign-dxt.js release/extension.dxt --self-signed # Production signing node sign-dxt.js release/extension.dxt --production # Sign and verify node sign-dxt.js release/extension.dxt --verify `); process.exit(0); } console.log("🔏 DXT Package Signing Tool\n"); try { // Check if DXT CLI is available try { execSync("dxt --version", { stdio: "pipe" }); } catch { console.error("❌ DXT CLI not found. Please install it first:"); console.error(" npm install -g @anthropic-ai/dxt"); process.exit(1); } // Verify DXT file exists if (!existsSync(dxtFile)) { throw new Error(`DXT file not found: ${dxtFile}`); } console.log(`📦 DXT file: ${dxtFile}`); // Determine signing mode const isProduction = production || (process.env.SIGNING_CERT_FILE && process.env.SIGNING_KEY_FILE); if (isProduction) { // Production signing console.log("🏭 Using production certificates...\n"); const certFile = process.env.SIGNING_CERT_FILE || join(rootDir, "certs/cert.pem"); const keyFile = process.env.SIGNING_KEY_FILE || join(rootDir, "certs/key.pem"); const intermediates = process.env.SIGNING_INTERMEDIATE?.split(",").map((p) => p.trim()) || []; // Check if certificates exist if (!existsSync(certFile)) { throw new Error(`Certificate not found: ${certFile}`); } if (!existsSync(keyFile)) { throw new Error(`Private key not found: ${keyFile}`); } console.log(`🔑 Certificate: ${certFile}`); console.log(`🔐 Private key: ${keyFile}`); if (intermediates.length > 0) { console.log(`🔗 Intermediates: ${intermediates.join(", ")}`); } // Build signing command let signCmd = `dxt sign "${dxtFile}" --cert "${certFile}" --key "${keyFile}"`; // Add intermediate certificates if provided if (intermediates.length > 0) { const validIntermediates = intermediates.filter((f) => existsSync(f)); if (validIntermediates.length > 0) { signCmd += ` --intermediate ${validIntermediates.map((f) => `"${f}"`).join(" ")}`; } } // Execute signing console.log("\n📝 Signing DXT package..."); execSync(signCmd, { stdio: "inherit" }); } else { // Development signing with self-signed certificate console.log("🔧 Using self-signed certificate for development...\n"); // Create certs directory if it doesn't exist const certsDir = join(rootDir, "certs"); if (!existsSync(certsDir)) { mkdirSync(certsDir, { recursive: true }); } // Sign with self-signed certificate console.log("📝 Signing DXT package with self-signed certificate..."); execSync(`dxt sign "${dxtFile}" --self-signed`, { stdio: "inherit", cwd: certsDir, // Use certs directory as working directory }); } console.log("\n✅ DXT package signed successfully!"); // Display package info console.log("\n📋 Package Information:"); execSync(`dxt info "${dxtFile}"`, { stdio: "inherit" }); // Additional instructions if (!isProduction) { console.log( "\n⚠️ Note: This package is signed with a self-signed certificate.", ); console.log(" For production distribution, use proper certificates:"); console.log( " - Set SIGNING_CERT_FILE and SIGNING_KEY_FILE environment variables", ); console.log( " - Or place certificates in certs/cert.pem and certs/key.pem", ); console.log(" - Run with --production flag"); } } catch (error) { console.error(`\n❌ Error: ${error.message}`); // Provide helpful error messages if (error.message.includes("not found")) { console.error( "\n💡 Tip: Make sure the file path is correct and the file exists.", ); } else if (error.message.includes("certificate")) { console.error( "\n💡 Tip: Check that your certificate files are in PEM format.", ); console.error(" You can convert other formats using OpenSSL:"); console.error(" openssl x509 -in cert.crt -out cert.pem -outform PEM"); } process.exit(1); }