82 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
#!/usr/bin/env node
 | 
						|
/**
 | 
						|
 * Copyright (c) Microsoft Corporation.
 | 
						|
 *
 | 
						|
 * Licensed under the Apache License, Version 2.0 (the "License");
 | 
						|
 * you may not use this file except in compliance with the License.
 | 
						|
 * You may obtain a copy of the License at
 | 
						|
 *
 | 
						|
 * http://www.apache.org/licenses/LICENSE-2.0
 | 
						|
 *
 | 
						|
 * Unless required by applicable law or agreed to in writing, software
 | 
						|
 * distributed under the License is distributed on an "AS IS" BASIS,
 | 
						|
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 | 
						|
 * See the License for the specific language governing permissions and
 | 
						|
 * limitations under the License.
 | 
						|
 */
 | 
						|
 | 
						|
const fs = require('fs');
 | 
						|
const zlib = require('zlib');
 | 
						|
const readline = require('readline');
 | 
						|
 | 
						|
if (process.argv.length < 3) {
 | 
						|
  console.log('ERROR: output file path has to be specified!');
 | 
						|
  process.exit(1);
 | 
						|
}
 | 
						|
const OUTPUT_PATH = process.argv[2];
 | 
						|
 | 
						|
// These env variable values should be removed from logs no matter what.
 | 
						|
const BLOCKLIST_ENV_KEYS = new Set([
 | 
						|
  'AZ_ACCOUNT_NAME',
 | 
						|
  'AZ_ACCOUNT_KEY',
 | 
						|
  'TELEGRAM_BOT_KEY',
 | 
						|
]);
 | 
						|
 | 
						|
// These env variable values can stay in logs - they are harmless.
 | 
						|
const ALLOWLIST_ENV_KEYS = new Set([
 | 
						|
  'SHELL',
 | 
						|
  'TERM',
 | 
						|
  'USER',
 | 
						|
  'PWD',
 | 
						|
  'EDITOR',
 | 
						|
  'LANG',
 | 
						|
  'HOME',
 | 
						|
  'LOGNAME',
 | 
						|
  'COLORTERM',
 | 
						|
  'TMPDIR',
 | 
						|
]);
 | 
						|
 | 
						|
const sanitizeEnv = Object.entries(process.env).filter(([key, value]) => {
 | 
						|
  if (BLOCKLIST_ENV_KEYS.has(key))
 | 
						|
    return true;
 | 
						|
  if (ALLOWLIST_ENV_KEYS.has(key))
 | 
						|
    return false;
 | 
						|
  // Sanitize all env variables that have `KEY` or `ACCOUNT` as a name.
 | 
						|
  if (key.toUpperCase().includes('KEY') || key.toUpperCase().includes('ACCOUNT'))
 | 
						|
    return true;
 | 
						|
  // We shouldn't try sanitizing env values that are too short.
 | 
						|
  if (value.trim().length < 7)
 | 
						|
    return false;
 | 
						|
  return true;
 | 
						|
});
 | 
						|
 | 
						|
const rl = readline.createInterface({
 | 
						|
  input: process.stdin,
 | 
						|
  crlfDelay: Infinity,
 | 
						|
});
 | 
						|
 | 
						|
const gzip = zlib.createGzip();
 | 
						|
gzip.pipe(fs.createWriteStream(OUTPUT_PATH));
 | 
						|
 | 
						|
rl.on('line', line => {
 | 
						|
  for (const [key,  value] of sanitizeEnv)
 | 
						|
    line = line.split(value).join(`<${key}>`);
 | 
						|
  console.log(line);
 | 
						|
  gzip.write(line + '\n');
 | 
						|
});
 | 
						|
 | 
						|
rl.on('close', () => {
 | 
						|
  gzip.end();
 | 
						|
});
 | 
						|
 |