test

fixtures/id_rsa_enc_aes128_asdf

@@ -0,0 +1,30 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: AES-128-CBC,3A36197369F3FB19EF09F1F084F70AB7
+
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+kEhrVrO7xeXLtLGR34tZdzU9PaW+n+7BMhOjs+GEOcoSWvukoosSZn8oi7RXCDHF
+-----END RSA PRIVATE KEY-----

fixtures/id_rsa_enc_aes128_asdf.pub

@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqMOxksmJj2h1bVf8c7ti
+44TXNZPrckgh9sB03pmK4a/TgrMWvaqiknbb1Q4Sjx4zKn8/CcsUPIx4AxxAefEC
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+WAMYZ16bJMeYzS1GRsuR2QZsxDQbUHcuOvYAB/pZlxm6xecS9ublqjs/HgCbVor9
+owIDAQAB
+-----END PUBLIC KEY-----

fixtures/id_rsa_enc_aes192_asdf

@@ -0,0 +1,30 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: AES-192-CBC,E009C08D90C7F860E881474FE7ABAF59
+
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+WAvhFViM8sXRpAJ06jMC8GPYo/WDBB/nRcP86ohjPyNLsSSliGRAUX6aJvpC9LTM
+-----END RSA PRIVATE KEY-----

fixtures/id_rsa_enc_aes256_asdf

@@ -0,0 +1,30 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: AES-256-CBC,A08592D4580FB8D5DBF7AB92DA88734D
+
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+na9DkmkB90IYK/9rfjI0EV2okAVlif3E4EJ5PL5RwhBYLBIpbERTAeRh8C3h98E8
+-----END RSA PRIVATE KEY-----

fixtures/id_rsa_enc_des3_asdf

@@ -0,0 +1,30 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: DES-EDE3-CBC,088D6304816A29B1
+
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+-----END RSA PRIVATE KEY-----

fixtures/id_rsa_enc_des_asdf

@@ -0,0 +1,30 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: DES-CBC,15672419606C5370
+
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+-----END RSA PRIVATE KEY-----

fixtures/id_rsa_pem.pub

@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
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+owIDAQAB
+-----END PUBLIC KEY-----

fixtures/id_rsa_unencrypted

@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----
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+TQUVl/flmkS0qxS9ECyu9rhEvxoopNxGyrhjK0bgapLct2y+BspVt3Cdq9aDvevY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+-----END RSA PRIVATE KEY-----

fixtures/id_rsa_unencrypted.pub

@@ -0,0 +1 @@
+ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCow7GSyYmPaHVtV/xzu2LjhNc1k+tySCH2wHTemYrhr9OCsxa9qqKSdtvVDhKPHjMqfz8JyxQ8jHgDHEB58QJxKBLVb25R3XrD8iW5puTJq0obSkwDNvRQQnkkTOzXAQAzMsxkE7/JW2wJZM1AFbxG7+Wt3B7aJXF3QpRwGG4Vy7f63gnvOhz93wjrpTwi3yH2r/zTgl5OlLqkVVzAImQZQ7xOlfv7O2xJmHuGNtzYrXJTecN7X3eeROOgXGyReJezFgWlOHQH7wDUY2u12lhYAxhnXpskx5jNLUZGy5HZBmzENBtQdy469gAH+lmXGbrF5xL25uWqOz8eAJtWiv2j isaacs@tum.local

test.js

@@ -0,0 +1,127 @@
+var crypto = require('crypto');
+var assert = require('assert');
+var fs = require('fs');
+var path = require('path');
+
+var decrypt = require('./index.js');
+
+// All the fixtures should decrypt to this key
+var unenc = path.resolve(__dirname, 'fixtures', 'id_rsa_unencrypted');
+unenc = new Buffer(fs.readFileSync(unenc, 'ascii')
+    .trim()
+    .split('\n')
+    .slice(1, -1)
+    .join(''), 'base64');
+
+var tests =
+  [
+  'aes128',
+  'aes192',
+  'aes256',
+  'des3',
+  'des'
+  ];
+
+tests = tests.map(function(t)
+                    {
+                    return 'enc_' + t + '_asdf';
+                    });
+tests.push('unencrypted');
+tests.push(null);
+
+tests.forEach(test);
+
+function test(f, n)
+  {
+  if (!f)
+    {
+    console.log('0..%d', n);
+    return;
+    }
+
+  var file;
+  var fileData;
+  var ok;
+
+  ok = tryThis(function()
+    {
+    file = path.resolve(__dirname, 'fixtures', 'id_rsa_' + f)
+    fileData = fs.readFileSync(file, 'ascii');
+    }, n, f, 'failed reading test key');
+
+  if (!ok)
+    return;
+
+  var data;
+  ok = tryThis(function()
+    {
+    assert(data = decrypt(fileData, 'asdf'));
+    assert(Buffer.isBuffer(data), 'should be buffer');
+    }, n, f, 'failed decryption');
+
+  if (!ok)
+    return;
+
+  var hex;
+  ok = tryThis(function()
+    {
+    assert(hex = decrypt(fileData, 'asdf', 'hex'));
+    assert.equal(typeof hex, 'string');
+    assert.equal(hex, data.toString('hex'));
+    }, n, f, 'failed hex decryption');
+
+  if (!ok)
+    return;
+
+  var base64;
+  ok = tryThis(function()
+    {
+    assert(base64 = decrypt(fileData, 'asdf', 'base64'));
+    assert.equal(typeof base64, 'string');
+    assert.equal(base64, data.toString('base64'));
+    }, n, f, 'failed base64 decryption');
+
+  if (!ok)
+    return;
+
+  ok = tryThis(function()
+    {
+    assert.equal(data.length, unenc.length);
+    }, n, f, 'length differs');
+
+  if (!ok)
+    return;
+
+  for (var i = 0; i < data.length; i++)
+    {
+    ok = tryThis(function()
+      {
+      assert.equal(data[i], unenc[i]);
+      }, n, f, 'differs at position ' + i);
+
+      if (!ok)
+        return;
+    }
+
+  console.log('ok %d %s\n', n+1, f);
+  }
+
+function tryThis(fn, n, f, msg)
+  {
+  try
+    {
+    fn();
+    return true;
+    }
+  catch (er)
+    {
+    console.log('not ok %d %s', n+1, f);
+    var m = '';
+    if (msg)
+      m = msg + '\n';
+    m += er.stack // er.message;
+    console.log('# ' + m.split('\n').join('\n# '));
+    console.log('');
+    return false;
+    }
+  }