88 lines
2.4 KiB
JavaScript
88 lines
2.4 KiB
JavaScript
"use strict";
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var Key = require('./Key');
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var KJUR = require('jsrsasign');
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var assert = require('assert');
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var PayPro = require('../common/PayPro');
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var RootCerts = require('../common/RootCerts');
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// Documentation:
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// http://kjur.github.io/jsrsasign/api/symbols/KJUR.crypto.Signature.html#.sign
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// http://kjur.github.io/jsrsasign/api/symbols/RSAKey.html
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PayPro.prototype.x509Sign = function(key) {
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var pki_type = this.get('pki_type');
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var pki_data = this.get('pki_data'); // contains one or more x509 certs
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pki_data = PayPro.X509Certificates.decode(pki_data);
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pki_data = pki_data.certificate;
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var type = pki_type.split('+')[1].toUpperCase();
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var buf = this.serializeForSig();
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var trusted = pki_data.map(function(cert) {
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var der = cert.toString('hex');
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var pem = KJUR.asn1.ASN1Util.getPEMStringFromHex(der, 'CERTIFICATE');
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return RootCerts.getTrusted(pem);
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});
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// XXX Figure out what to do here
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if (!trusted.length) {
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// throw new Error('Unstrusted certificate.');
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} else {
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trusted.forEach(function(name) {
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// console.log('Certificate: %s', name);
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});
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}
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var rsa = new KJUR.RSAKey();
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rsa.readPrivateKeyFromPEMString(key.toString());
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key = rsa;
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var jsrsaSig = new KJUR.crypto.Signature({
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alg: type + 'withRSA',
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prov: 'cryptojs/jsrsa'
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});
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jsrsaSig.init(key);
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jsrsaSig.updateHex(buf.toString('hex'));
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var sig = new Buffer(jsrsaSig.sign(), 'hex');
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return sig;
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};
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PayPro.prototype.x509Verify = function(key) {
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var sig = this.get('signature');
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var pki_type = this.get('pki_type');
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var pki_data = this.get('pki_data');
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pki_data = PayPro.X509Certificates.decode(pki_data);
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pki_data = pki_data.certificate;
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var buf = this.serializeForSig();
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var type = pki_type.split('+')[1].toUpperCase();
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var jsrsaSig = new KJUR.crypto.Signature({
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alg: type + 'withRSA',
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prov: 'cryptojs/jsrsa'
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});
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return pki_data.every(function(cert) {
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var der = cert.toString('hex');
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var pem = KJUR.asn1.ASN1Util.getPEMStringFromHex(der, 'CERTIFICATE');
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// XXX Figure out what to do here
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var name = RootCerts.getTrusted(pem);
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if (!name) {
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// throw new Error('Unstrusted certificate.');
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} else {
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// console.log('Certificate: %s', name);
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}
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jsrsaSig.initVerifyByCertificatePEM(pem);
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jsrsaSig.updateHex(buf.toString('hex'));
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return jsrsaSig.verify(sig.toString('hex'));
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});
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};
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module.exports = PayPro;
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