FM / selfsigned

/var/www/flurhymez/node_modules/selfsigned/

/var/www/flurhymez/node_modules/selfsigned

Name	Size	Mode	Actions
test/	-	0755	rm
.jshintrc	637	0644	edit dl rm
.travis.yml	34	0644	edit dl rm
index.js	6449	0644	edit dl rm
LICENSE	1078	0644	edit dl rm
package.json	1847	0644	edit dl rm
README.md	8772	0644	edit dl rm

Edit: /var/www/flurhymez/node_modules/selfsigned/index.js (6449B)

var forge = require('node-forge');

// a hexString is considered negative if it's most significant bit is 1
// because serial numbers use ones' complement notation
// this RFC in section 4.1.2.2 requires serial numbers to be positive
// http://www.ietf.org/rfc/rfc5280.txt
function toPositiveHex(hexString){
  var mostSiginficativeHexAsInt = parseInt(hexString[0], 16);
  if (mostSiginficativeHexAsInt < 8){
    return hexString;
  }

mostSiginficativeHexAsInt -= 8;
  return mostSiginficativeHexAsInt.toString() + hexString.substring(1);
}

function getAlgorithm(key) {
  switch (key) {
    case 'sha256':
      return forge.md.sha256.create();
    default:
      return forge.md.sha1.create();
  }
}

/**
 *
 * @param {forge.pki.CertificateField[]} attrs Attributes used for subject and issuer.
 * @param {object} options
 * @param {number} [options.days=365] the number of days before expiration
 * @param {number} [options.keySize=1024] the size for the private key in bits
 * @param {object} [options.extensions] additional extensions for the certificate
 * @param {string} [options.algorithm="sha1"] The signature algorithm sha256 or sha1
 * @param {boolean} [options.pkcs7=false] include PKCS#7 as part of the output
 * @param {boolean} [options.clientCertificate=false] generate client cert signed by the original key
 * @param {string} [options.clientCertificateCN="John Doe jdoe123"] client certificate's common name
 * @param {function} [done] Optional callback, if not provided the generation is synchronous
 * @returns
 */
exports.generate = function generate(attrs, options, done) {
  if (typeof attrs === 'function') {
    done = attrs;
    attrs = undefined;
  } else if (typeof options === 'function') {
    done = options;
    options = {};
  }

options = options || {};

var generatePem = function (keyPair) {
    var cert = forge.pki.createCertificate();

cert.serialNumber = toPositiveHex(forge.util.bytesToHex(forge.random.getBytesSync(9))); // the serial number can be decimal or hex (if preceded by 0x)

cert.validity.notBefore = new Date();
    cert.validity.notAfter = new Date();
    cert.validity.notAfter.setDate(cert.validity.notBefore.getDate() + (options.days || 365));

attrs = attrs || [{
      name: 'commonName',
      value: 'example.org'
    }, {
      name: 'countryName',
      value: 'US'
    }, {
      shortName: 'ST',
      value: 'Virginia'
    }, {
      name: 'localityName',
      value: 'Blacksburg'
    }, {
      name: 'organizationName',
      value: 'Test'
    }, {
      shortName: 'OU',
      value: 'Test'
    }];

cert.setSubject(attrs);
    cert.setIssuer(attrs);

cert.publicKey = keyPair.publicKey;

cert.setExtensions(options.extensions || [{
      name: 'basicConstraints',
      cA: true
    }, {
      name: 'keyUsage',
      keyCertSign: true,
      digitalSignature: true,
      nonRepudiation: true,
      keyEncipherment: true,
      dataEncipherment: true
    }, {
      name: 'subjectAltName',
      altNames: [{
        type: 6, // URI
        value: 'http://example.org/webid#me'
      }]
    }]);

cert.sign(keyPair.privateKey, getAlgorithm(options && options.algorithm));

const fingerprint = forge.md.sha1
                          .create()
                          .update(forge.asn1.toDer(forge.pki.certificateToAsn1(cert)).getBytes())
                          .digest()
                          .toHex()
                          .match(/.{2}/g)
                          .join(':');

var pem = {
      private:     forge.pki.privateKeyToPem(keyPair.privateKey),
      public:      forge.pki.publicKeyToPem(keyPair.publicKey),
      cert:        forge.pki.certificateToPem(cert),
      fingerprint: fingerprint,
    };

if (options && options.pkcs7) {
      var p7 = forge.pkcs7.createSignedData();
      p7.addCertificate(cert);
      pem.pkcs7 = forge.pkcs7.messageToPem(p7);
    }

if (options && options.clientCertificate) {
      var clientkeys = forge.pki.rsa.generateKeyPair(1024);
      var clientcert = forge.pki.createCertificate();
      clientcert.serialNumber = toPositiveHex(forge.util.bytesToHex(forge.random.getBytesSync(9)));
      clientcert.validity.notBefore = new Date();
      clientcert.validity.notAfter = new Date();
      clientcert.validity.notAfter.setFullYear(clientcert.validity.notBefore.getFullYear() + 1);

var clientAttrs = JSON.parse(JSON.stringify(attrs));

for(var i = 0; i < clientAttrs.length; i++) {
        if(clientAttrs[i].name === 'commonName') {
          if( options.clientCertificateCN )
            clientAttrs[i] = { name: 'commonName', value: options.clientCertificateCN };
          else
            clientAttrs[i] = { name: 'commonName', value: 'John Doe jdoe123' };
        }
      }

clientcert.setSubject(clientAttrs);

// Set the issuer to the parent key
      clientcert.setIssuer(attrs);

clientcert.publicKey = clientkeys.publicKey;

// Sign client cert with root cert
      clientcert.sign(keyPair.privateKey);

pem.clientprivate = forge.pki.privateKeyToPem(clientkeys.privateKey);
      pem.clientpublic = forge.pki.publicKeyToPem(clientkeys.publicKey);
      pem.clientcert = forge.pki.certificateToPem(clientcert);

if (options.pkcs7) {
        var clientp7 = forge.pkcs7.createSignedData();
        clientp7.addCertificate(clientcert);
        pem.clientpkcs7 = forge.pkcs7.messageToPem(clientp7);
      }
    }

var caStore = forge.pki.createCaStore();
    caStore.addCertificate(cert);

try {
      forge.pki.verifyCertificateChain(caStore, [cert],
        function (vfd, depth, chain) {
          if (vfd !== true) {
            throw new Error('Certificate could not be verified.');
          }
          return true;
        });
    }
    catch(ex) {
      throw new Error(ex);
    }

return pem;
  };

var keySize = options.keySize || 1024;

if (done) { // async scenario
    return forge.pki.rsa.generateKeyPair({ bits: keySize }, function (err, keyPair) {
      if (err) { return done(err); }

try {
        return done(null, generatePem(keyPair));
      } catch (ex) {
        return done(ex);
      }
    });
  }

var keyPair = options.keyPair ? {
    privateKey: forge.pki.privateKeyFromPem(options.keyPair.privateKey),
    publicKey: forge.pki.publicKeyFromPem(options.keyPair.publicKey)
  } : forge.pki.rsa.generateKeyPair(keySize);

return generatePem(keyPair);
};

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