Make it bunx runnable

Author: devnoname120

.gitignore

@@ -1,3 +1,6 @@
+.envrc
+CA-PEM
+
 # Dependencies
 node_modules/
 npm-debug.log*
@@ -101,4 +104,4 @@ temp/
 .Spotlight-V100
 .Trashes
 ehthumbs.db
-Thumbs.db
+Thumbs.db

CA-PEM/.gitkeep

@@ -22,12 +22,20 @@ Modern TypeScript utility to check the signature of Apple P12 Certificates using
 # Install Bun (if not already installed)
 curl -fsSL https://bun.sh/install | bash
 
-# Install dependencies
+# Install dependencies (only if you want to develop, otherwise see the bunx command below)
 bun install
 ```
 
 ## Usage
 
+## Give me quick copy-paste command I’m impatient
+
+```bash
+bunx github:Olympta/CertCheck certcheck cert.p12 --password 123456
+```
+
+No need to clone the repo.
+
 ### Using Package Scripts (Recommended)
 ```bash
 # Main certificate checker
@@ -143,4 +151,4 @@ $ bun certcheck cert.p12 --password 123456 --json
 ```
 
 ## License
-MIT
+MIT

README.md

@@ -3,7 +3,9 @@
   "version": "3.0.0",
   "description": "Modern Bun utility to check the signature of Apple P12 Certificates",
   "type": "module",
-  "main": "src/index.ts",
+  "bin": {
+    "certcheck": "./src/index.ts"
+  },
   "scripts": {
     "certcheck": "bun run src/index.ts",
     "ca-downloader": "bun run src/caDownloader.ts",

package.json

@@ -1,3 +1,4 @@
+#!/usr/bin/env bun
 import { CerUtils } from './cerUtils.js';
 
 interface DownloadResult {
@@ -6,7 +7,7 @@ interface DownloadResult {
   error?: string;
 }
 
-class CaDownloader {
+export class CaDownloader {
   private readonly caDirectory = 'CA-PEM';
   private readonly certificates = [
     'AppleWWDRCA',
@@ -20,7 +21,7 @@ class CaDownloader {
   private getCertificateUrl(filename: string): string {
     // The first CA certificate (AppleWWDRCA) is stored in a different place for some reason...
     if (filename.endsWith('A')) {
-      return 'https://developer.apple.com/certificationauthority/AppleWWDRCA.cer';
+      return `https://developer.apple.com/certificationauthority/${filename}.cer`;
     }
     return `https://www.apple.com/certificateauthority/${filename}.cer`;
   }
@@ -30,7 +31,7 @@ class CaDownloader {
       const url = this.getCertificateUrl(filename);
       const tempFileName = `cctmp-${filename}.cer`;
 
-      console.log(`[*] Downloading ${filename}.cer...`);
+      console.error(`[*] Downloading ${filename}.cer...`);
       const response = await fetch(url);
 
       if (!response.ok) {
@@ -54,7 +55,7 @@ class CaDownloader {
     try {
       const tempCerPath = `cctmp-${filename}.cer`;
 
-      console.log(`[*] '${filename}.cer' has been downloaded, converting to PEM format...`);
+      console.error(`[*] '${filename}.cer' has been downloaded, converting to PEM format...`);
 
       await new CerUtils(tempCerPath).convertToPem();
 
@@ -75,7 +76,7 @@ class CaDownloader {
       await Bun.file(tempCerPath).unlink();
       await Bun.file(tempPemPath).unlink();
 
-      console.log(`[*] Successfully converted and moved ${filename}.pem to CA-PEM directory`);
+      console.error(`[*] Successfully converted and moved ${filename}.pem to CA-PEM directory`);
     } catch (error) {
       const errorMessage = error instanceof Error ? error.message : 'Unknown error';
       console.error(`[!] Failed to convert ${filename}.cer: ${errorMessage}`);
@@ -85,12 +86,12 @@ class CaDownloader {
   private async ensureCaDirectory(): Promise<void> {
     if (!(await Bun.file(this.caDirectory).exists())) {
       await Bun.write(`${this.caDirectory}/.gitkeep`, '');
-      console.log(`[*] Created ${this.caDirectory} directory`);
+      console.error(`[*] Created ${this.caDirectory} directory`);
     }
   }
 
   public async downloadAllCertificates(): Promise<void> {
-    console.log('[*] Downloading resources...\n[*] Once complete, you can run the main script again.\n');
+    console.error('[*] Downloading resources...\n[*] Once complete, you can run the main script again.\n');
 
     await this.ensureCaDirectory();
 
@@ -105,15 +106,23 @@ class CaDownloader {
     });
 
     await Promise.all(downloadPromises);
-    console.log('\n[*] Download process completed!');
+    console.error('\n[*] Download process completed!');
   }
 }
 
-// Main execution
-const downloader = new CaDownloader();
-await downloader.downloadAllCertificates().catch(error => {
-  console.error('[!] Unexpected error during download:', error);
-  process.exit(1);
-});
+// Export a standalone function for importing
+export async function downloadCaCertificates(): Promise<void> {
+  const downloader = new CaDownloader();
+  await downloader.downloadAllCertificates();
+}
+
+// Main execution (only run if this file is executed directly)
+if (import.meta.main) {
+  const downloader = new CaDownloader();
+  await downloader.downloadAllCertificates().catch(error => {
+    console.error('[!] Unexpected error during download:', error);
+    process.exit(1);
+  });
+}
 
 export {};

src/caDownloader.ts

@@ -59,7 +59,7 @@ export class CerUtils {
       const outputPath = this.getOutputPath();
 
       await Bun.write(outputPath, pemContent);
-      console.log(`Converted ${this.filePath} to ${outputPath}`);
+      console.error(`Converted ${this.filePath} to ${outputPath}`);
     } catch (error) {
       const errorMessage = error instanceof Error ? error.message : 'Unknown error occurred';
       console.error(`[!] Conversion failed: ${errorMessage}`);

src/cerUtils.ts

@@ -1,5 +1,7 @@
+#!/usr/bin/env bun
 import * as ocsp from 'ocsp';
 import { P12Utils } from './p12Utils.js';
+import { downloadCaCertificates } from './caDownloader.js';
 
 interface ParsedArgs {
   p12File?: string | undefined;
@@ -137,9 +139,9 @@ class CertCheck {
     try {
       await fs.access('CA-PEM');
     } catch {
-      throw new Error(
-        "Please run 'bun run src/caDownloader.ts' to retrieve the necessary certificate authorities from Apple's servers.\n[*] The downloaded certificates will be automatically converted to the correct format."
-      );
+      console.error('[*] CA-PEM directory not found. Downloading Apple CA certificates...');
+      await downloadCaCertificates();
+      console.error('[*] CA certificates downloaded successfully!');
     }
   }