Added export_allowed file to make repository visible in cgit

1 files changed, 410 insertions, 0 deletions

diff --git a/node_modules/sshpk/lib/certificate.js b/node_modules/sshpk/lib/certificate.js
new file mode 100644
index 0000000..6932357
--- /dev/null
+++ b/node_modules/sshpk/lib/certificate.js
@@ -0,0 +1,410 @@
+// Copyright 2016 Joyent, Inc.
+
+module.exports = Certificate;
+
+var assert = require('assert-plus');
+var Buffer = require('safer-buffer').Buffer;
+var algs = require('./algs');
+var crypto = require('crypto');
+var Fingerprint = require('./fingerprint');
+var Signature = require('./signature');
+var errs = require('./errors');
+var util = require('util');
+var utils = require('./utils');
+var Key = require('./key');
+var PrivateKey = require('./private-key');
+var Identity = require('./identity');
+
+var formats = {};
+formats['openssh'] = require('./formats/openssh-cert');
+formats['x509'] = require('./formats/x509');
+formats['pem'] = require('./formats/x509-pem');
+
+var CertificateParseError = errs.CertificateParseError;
+var InvalidAlgorithmError = errs.InvalidAlgorithmError;
+
+function Certificate(opts) {
+	assert.object(opts, 'options');
+	assert.arrayOfObject(opts.subjects, 'options.subjects');
+	utils.assertCompatible(opts.subjects[0], Identity, [1, 0],
+	    'options.subjects');
+	utils.assertCompatible(opts.subjectKey, Key, [1, 0],
+	    'options.subjectKey');
+	utils.assertCompatible(opts.issuer, Identity, [1, 0], 'options.issuer');
+	if (opts.issuerKey !== undefined) {
+		utils.assertCompatible(opts.issuerKey, Key, [1, 0],
+		    'options.issuerKey');
+	}
+	assert.object(opts.signatures, 'options.signatures');
+	assert.buffer(opts.serial, 'options.serial');
+	assert.date(opts.validFrom, 'options.validFrom');
+	assert.date(opts.validUntil, 'optons.validUntil');
+
+	assert.optionalArrayOfString(opts.purposes, 'options.purposes');
+
+	this._hashCache = {};
+
+	this.subjects = opts.subjects;
+	this.issuer = opts.issuer;
+	this.subjectKey = opts.subjectKey;
+	this.issuerKey = opts.issuerKey;
+	this.signatures = opts.signatures;
+	this.serial = opts.serial;
+	this.validFrom = opts.validFrom;
+	this.validUntil = opts.validUntil;
+	this.purposes = opts.purposes;
+}
+
+Certificate.formats = formats;
+
+Certificate.prototype.toBuffer = function (format, options) {
+	if (format === undefined)
+		format = 'x509';
+	assert.string(format, 'format');
+	assert.object(formats[format], 'formats[format]');
+	assert.optionalObject(options, 'options');
+
+	return (formats[format].write(this, options));
+};
+
+Certificate.prototype.toString = function (format, options) {
+	if (format === undefined)
+		format = 'pem';
+	return (this.toBuffer(format, options).toString());
+};
+
+Certificate.prototype.fingerprint = function (algo) {
+	if (algo === undefined)
+		algo = 'sha256';
+	assert.string(algo, 'algorithm');
+	var opts = {
+		type: 'certificate',
+		hash: this.hash(algo),
+		algorithm: algo
+	};
+	return (new Fingerprint(opts));
+};
+
+Certificate.prototype.hash = function (algo) {
+	assert.string(algo, 'algorithm');
+	algo = algo.toLowerCase();
+	if (algs.hashAlgs[algo] === undefined)
+		throw (new InvalidAlgorithmError(algo));
+
+	if (this._hashCache[algo])
+		return (this._hashCache[algo]);
+
+	var hash = crypto.createHash(algo).
+	    update(this.toBuffer('x509')).digest();
+	this._hashCache[algo] = hash;
+	return (hash);
+};
+
+Certificate.prototype.isExpired = function (when) {
+	if (when === undefined)
+		when = new Date();
+	return (!((when.getTime() >= this.validFrom.getTime()) &&
+		(when.getTime() < this.validUntil.getTime())));
+};
+
+Certificate.prototype.isSignedBy = function (issuerCert) {
+	utils.assertCompatible(issuerCert, Certificate, [1, 0], 'issuer');
+
+	if (!this.issuer.equals(issuerCert.subjects[0]))
+		return (false);
+	if (this.issuer.purposes && this.issuer.purposes.length > 0 &&
+	    this.issuer.purposes.indexOf('ca') === -1) {
+		return (false);
+	}
+
+	return (this.isSignedByKey(issuerCert.subjectKey));
+};
+
+Certificate.prototype.getExtension = function (keyOrOid) {
+	assert.string(keyOrOid, 'keyOrOid');
+	var ext = this.getExtensions().filter(function (maybeExt) {
+		if (maybeExt.format === 'x509')
+			return (maybeExt.oid === keyOrOid);
+		if (maybeExt.format === 'openssh')
+			return (maybeExt.name === keyOrOid);
+		return (false);
+	})[0];
+	return (ext);
+};
+
+Certificate.prototype.getExtensions = function () {
+	var exts = [];
+	var x509 = this.signatures.x509;
+	if (x509 && x509.extras && x509.extras.exts) {
+		x509.extras.exts.forEach(function (ext) {
+			ext.format = 'x509';
+			exts.push(ext);
+		});
+	}
+	var openssh = this.signatures.openssh;
+	if (openssh && openssh.exts) {
+		openssh.exts.forEach(function (ext) {
+			ext.format = 'openssh';
+			exts.push(ext);
+		});
+	}
+	return (exts);
+};
+
+Certificate.prototype.isSignedByKey = function (issuerKey) {
+	utils.assertCompatible(issuerKey, Key, [1, 2], 'issuerKey');
+
+	if (this.issuerKey !== undefined) {
+		return (this.issuerKey.
+		    fingerprint('sha512').matches(issuerKey));
+	}
+
+	var fmt = Object.keys(this.signatures)[0];
+	var valid = formats[fmt].verify(this, issuerKey);
+	if (valid)
+		this.issuerKey = issuerKey;
+	return (valid);
+};
+
+Certificate.prototype.signWith = function (key) {
+	utils.assertCompatible(key, PrivateKey, [1, 2], 'key');
+	var fmts = Object.keys(formats);
+	var didOne = false;
+	for (var i = 0; i < fmts.length; ++i) {
+		if (fmts[i] !== 'pem') {
+			var ret = formats[fmts[i]].sign(this, key);
+			if (ret === true)
+				didOne = true;
+		}
+	}
+	if (!didOne) {
+		throw (new Error('Failed to sign the certificate for any ' +
+		    'available certificate formats'));
+	}
+};
+
+Certificate.createSelfSigned = function (subjectOrSubjects, key, options) {
+	var subjects;
+	if (Array.isArray(subjectOrSubjects))
+		subjects = subjectOrSubjects;
+	else
+		subjects = [subjectOrSubjects];
+
+	assert.arrayOfObject(subjects);
+	subjects.forEach(function (subject) {
+		utils.assertCompatible(subject, Identity, [1, 0], 'subject');
+	});
+
+	utils.assertCompatible(key, PrivateKey, [1, 2], 'private key');
+
+	assert.optionalObject(options, 'options');
+	if (options === undefined)
+		options = {};
+	assert.optionalObject(options.validFrom, 'options.validFrom');
+	assert.optionalObject(options.validUntil, 'options.validUntil');
+	var validFrom = options.validFrom;
+	var validUntil = options.validUntil;
+	if (validFrom === undefined)
+		validFrom = new Date();
+	if (validUntil === undefined) {
+		assert.optionalNumber(options.lifetime, 'options.lifetime');
+		var lifetime = options.lifetime;
+		if (lifetime === undefined)
+			lifetime = 10*365*24*3600;
+		validUntil = new Date();
+		validUntil.setTime(validUntil.getTime() + lifetime*1000);
+	}
+	assert.optionalBuffer(options.serial, 'options.serial');
+	var serial = options.serial;
+	if (serial === undefined)
+		serial = Buffer.from('0000000000000001', 'hex');
+
+	var purposes = options.purposes;
+	if (purposes === undefined)
+		purposes = [];
+
+	if (purposes.indexOf('signature') === -1)
+		purposes.push('signature');
+
+	/* Self-signed certs are always CAs. */
+	if (purposes.indexOf('ca') === -1)
+		purposes.push('ca');
+	if (purposes.indexOf('crl') === -1)
+		purposes.push('crl');
+
+	/*
+	 * If we weren't explicitly given any other purposes, do the sensible
+	 * thing and add some basic ones depending on the subject type.
+	 */
+	if (purposes.length <= 3) {
+		var hostSubjects = subjects.filter(function (subject) {
+			return (subject.type === 'host');
+		});
+		var userSubjects = subjects.filter(function (subject) {
+			return (subject.type === 'user');
+		});
+		if (hostSubjects.length > 0) {
+			if (purposes.indexOf('serverAuth') === -1)
+				purposes.push('serverAuth');
+		}
+		if (userSubjects.length > 0) {
+			if (purposes.indexOf('clientAuth') === -1)
+				purposes.push('clientAuth');
+		}
+		if (userSubjects.length > 0 || hostSubjects.length > 0) {
+			if (purposes.indexOf('keyAgreement') === -1)
+				purposes.push('keyAgreement');
+			if (key.type === 'rsa' &&
+			    purposes.indexOf('encryption') === -1)
+				purposes.push('encryption');
+		}
+	}
+
+	var cert = new Certificate({
+		subjects: subjects,
+		issuer: subjects[0],
+		subjectKey: key.toPublic(),
+		issuerKey: key.toPublic(),
+		signatures: {},
+		serial: serial,
+		validFrom: validFrom,
+		validUntil: validUntil,
+		purposes: purposes
+	});
+	cert.signWith(key);
+
+	return (cert);
+};
+
+Certificate.create =
+    function (subjectOrSubjects, key, issuer, issuerKey, options) {
+	var subjects;
+	if (Array.isArray(subjectOrSubjects))
+		subjects = subjectOrSubjects;
+	else
+		subjects = [subjectOrSubjects];
+
+	assert.arrayOfObject(subjects);
+	subjects.forEach(function (subject) {
+		utils.assertCompatible(subject, Identity, [1, 0], 'subject');
+	});
+
+	utils.assertCompatible(key, Key, [1, 0], 'key');
+	if (PrivateKey.isPrivateKey(key))
+		key = key.toPublic();
+	utils.assertCompatible(issuer, Identity, [1, 0], 'issuer');
+	utils.assertCompatible(issuerKey, PrivateKey, [1, 2], 'issuer key');
+
+	assert.optionalObject(options, 'options');
+	if (options === undefined)
+		options = {};
+	assert.optionalObject(options.validFrom, 'options.validFrom');
+	assert.optionalObject(options.validUntil, 'options.validUntil');
+	var validFrom = options.validFrom;
+	var validUntil = options.validUntil;
+	if (validFrom === undefined)
+		validFrom = new Date();
+	if (validUntil === undefined) {
+		assert.optionalNumber(options.lifetime, 'options.lifetime');
+		var lifetime = options.lifetime;
+		if (lifetime === undefined)
+			lifetime = 10*365*24*3600;
+		validUntil = new Date();
+		validUntil.setTime(validUntil.getTime() + lifetime*1000);
+	}
+	assert.optionalBuffer(options.serial, 'options.serial');
+	var serial = options.serial;
+	if (serial === undefined)
+		serial = Buffer.from('0000000000000001', 'hex');
+
+	var purposes = options.purposes;
+	if (purposes === undefined)
+		purposes = [];
+
+	if (purposes.indexOf('signature') === -1)
+		purposes.push('signature');
+
+	if (options.ca === true) {
+		if (purposes.indexOf('ca') === -1)
+			purposes.push('ca');
+		if (purposes.indexOf('crl') === -1)
+			purposes.push('crl');
+	}
+
+	var hostSubjects = subjects.filter(function (subject) {
+		return (subject.type === 'host');
+	});
+	var userSubjects = subjects.filter(function (subject) {
+		return (subject.type === 'user');
+	});
+	if (hostSubjects.length > 0) {
+		if (purposes.indexOf('serverAuth') === -1)
+			purposes.push('serverAuth');
+	}
+	if (userSubjects.length > 0) {
+		if (purposes.indexOf('clientAuth') === -1)
+			purposes.push('clientAuth');
+	}
+	if (userSubjects.length > 0 || hostSubjects.length > 0) {
+		if (purposes.indexOf('keyAgreement') === -1)
+			purposes.push('keyAgreement');
+		if (key.type === 'rsa' &&
+		    purposes.indexOf('encryption') === -1)
+			purposes.push('encryption');
+	}
+
+	var cert = new Certificate({
+		subjects: subjects,
+		issuer: issuer,
+		subjectKey: key,
+		issuerKey: issuerKey.toPublic(),
+		signatures: {},
+		serial: serial,
+		validFrom: validFrom,
+		validUntil: validUntil,
+		purposes: purposes
+	});
+	cert.signWith(issuerKey);
+
+	return (cert);
+};
+
+Certificate.parse = function (data, format, options) {
+	if (typeof (data) !== 'string')
+		assert.buffer(data, 'data');
+	if (format === undefined)
+		format = 'auto';
+	assert.string(format, 'format');
+	if (typeof (options) === 'string')
+		options = { filename: options };
+	assert.optionalObject(options, 'options');
+	if (options === undefined)
+		options = {};
+	assert.optionalString(options.filename, 'options.filename');
+	if (options.filename === undefined)
+		options.filename = '(unnamed)';
+
+	assert.object(formats[format], 'formats[format]');
+
+	try {
+		var k = formats[format].read(data, options);
+		return (k);
+	} catch (e) {
+		throw (new CertificateParseError(options.filename, format, e));
+	}
+};
+
+Certificate.isCertificate = function (obj, ver) {
+	return (utils.isCompatible(obj, Certificate, ver));
+};
+
+/*
+ * API versions for Certificate:
+ * [1,0] -- initial ver
+ * [1,1] -- openssh format now unpacks extensions
+ */
+Certificate.prototype._sshpkApiVersion = [1, 1];
+
+Certificate._oldVersionDetect = function (obj) {
+	return ([1, 0]);
+};