dynatrace-cordova-outsystems-plugin
Version:
This plugin gives you the ability to use the Dynatrace instrumentation in your hybrid application (Cordova, Ionic, ..). It uses the Mobile Agent, the JavaScript Agent and the Javascript Bridge. The Mobile Agent will give you all device specific values con
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JavaScript
// Copyright 2018 Joyent, Inc.
module.exports = Key;
var assert = require('assert-plus');
var algs = require('./algs');
var crypto = require('crypto');
var Fingerprint = require('./fingerprint');
var Signature = require('./signature');
var DiffieHellman = require('./dhe').DiffieHellman;
var errs = require('./errors');
var utils = require('./utils');
var PrivateKey = require('./private-key');
var edCompat;
try {
edCompat = require('./ed-compat');
} catch (e) {
/* Just continue through, and bail out if we try to use it. */
}
var InvalidAlgorithmError = errs.InvalidAlgorithmError;
var KeyParseError = errs.KeyParseError;
var formats = {};
formats['auto'] = require('./formats/auto');
formats['pem'] = require('./formats/pem');
formats['pkcs1'] = require('./formats/pkcs1');
formats['pkcs8'] = require('./formats/pkcs8');
formats['rfc4253'] = require('./formats/rfc4253');
formats['ssh'] = require('./formats/ssh');
formats['ssh-private'] = require('./formats/ssh-private');
formats['openssh'] = formats['ssh-private'];
formats['dnssec'] = require('./formats/dnssec');
formats['putty'] = require('./formats/putty');
formats['ppk'] = formats['putty'];
function Key(opts) {
assert.object(opts, 'options');
assert.arrayOfObject(opts.parts, 'options.parts');
assert.string(opts.type, 'options.type');
assert.optionalString(opts.comment, 'options.comment');
var algInfo = algs.info[opts.type];
if (typeof (algInfo) !== 'object')
throw (new InvalidAlgorithmError(opts.type));
var partLookup = {};
for (var i = 0; i < opts.parts.length; ++i) {
var part = opts.parts[i];
partLookup[part.name] = part;
}
this.type = opts.type;
this.parts = opts.parts;
this.part = partLookup;
this.comment = undefined;
this.source = opts.source;
/* for speeding up hashing/fingerprint operations */
this._rfc4253Cache = opts._rfc4253Cache;
this._hashCache = {};
var sz;
this.curve = undefined;
if (this.type === 'ecdsa') {
var curve = this.part.curve.data.toString();
this.curve = curve;
sz = algs.curves[curve].size;
} else if (this.type === 'ed25519' || this.type === 'curve25519') {
sz = 256;
this.curve = 'curve25519';
} else {
var szPart = this.part[algInfo.sizePart];
sz = szPart.data.length;
sz = sz * 8 - utils.countZeros(szPart.data);
}
this.size = sz;
}
Key.formats = formats;
Key.prototype.toBuffer = function (format, options) {
if (format === undefined)
format = 'ssh';
assert.string(format, 'format');
assert.object(formats[format], 'formats[format]');
assert.optionalObject(options, 'options');
if (format === 'rfc4253') {
if (this._rfc4253Cache === undefined)
this._rfc4253Cache = formats['rfc4253'].write(this);
return (this._rfc4253Cache);
}
return (formats[format].write(this, options));
};
Key.prototype.toString = function (format, options) {
return (this.toBuffer(format, options).toString());
};
Key.prototype.hash = function (algo, type) {
assert.string(algo, 'algorithm');
assert.optionalString(type, 'type');
if (type === undefined)
type = 'ssh';
algo = algo.toLowerCase();
if (algs.hashAlgs[algo] === undefined)
throw (new InvalidAlgorithmError(algo));
var cacheKey = algo + '||' + type;
if (this._hashCache[cacheKey])
return (this._hashCache[cacheKey]);
var buf;
if (type === 'ssh') {
buf = this.toBuffer('rfc4253');
} else if (type === 'spki') {
buf = formats.pkcs8.pkcs8ToBuffer(this);
} else {
throw (new Error('Hash type ' + type + ' not supported'));
}
var hash = crypto.createHash(algo).update(buf).digest();
this._hashCache[cacheKey] = hash;
return (hash);
};
Key.prototype.fingerprint = function (algo, type) {
if (algo === undefined)
algo = 'sha256';
if (type === undefined)
type = 'ssh';
assert.string(algo, 'algorithm');
assert.string(type, 'type');
var opts = {
type: 'key',
hash: this.hash(algo, type),
algorithm: algo,
hashType: type
};
return (new Fingerprint(opts));
};
Key.prototype.defaultHashAlgorithm = function () {
var hashAlgo = 'sha1';
if (this.type === 'rsa')
hashAlgo = 'sha256';
if (this.type === 'dsa' && this.size > 1024)
hashAlgo = 'sha256';
if (this.type === 'ed25519')
hashAlgo = 'sha512';
if (this.type === 'ecdsa') {
if (this.size <= 256)
hashAlgo = 'sha256';
else if (this.size <= 384)
hashAlgo = 'sha384';
else
hashAlgo = 'sha512';
}
return (hashAlgo);
};
Key.prototype.createVerify = function (hashAlgo) {
if (hashAlgo === undefined)
hashAlgo = this.defaultHashAlgorithm();
assert.string(hashAlgo, 'hash algorithm');
/* ED25519 is not supported by OpenSSL, use a javascript impl. */
if (this.type === 'ed25519' && edCompat !== undefined)
return (new edCompat.Verifier(this, hashAlgo));
if (this.type === 'curve25519')
throw (new Error('Curve25519 keys are not suitable for ' +
'signing or verification'));
var v, nm, err;
try {
nm = hashAlgo.toUpperCase();
v = crypto.createVerify(nm);
} catch (e) {
err = e;
}
if (v === undefined || (err instanceof Error &&
err.message.match(/Unknown message digest/))) {
nm = 'RSA-';
nm += hashAlgo.toUpperCase();
v = crypto.createVerify(nm);
}
assert.ok(v, 'failed to create verifier');
var oldVerify = v.verify.bind(v);
var key = this.toBuffer('pkcs8');
var curve = this.curve;
var self = this;
v.verify = function (signature, fmt) {
if (Signature.isSignature(signature, [2, 0])) {
if (signature.type !== self.type)
return (false);
if (signature.hashAlgorithm &&
signature.hashAlgorithm !== hashAlgo)
return (false);
if (signature.curve && self.type === 'ecdsa' &&
signature.curve !== curve)
return (false);
return (oldVerify(key, signature.toBuffer('asn1')));
} else if (typeof (signature) === 'string' ||
Buffer.isBuffer(signature)) {
return (oldVerify(key, signature, fmt));
/*
* Avoid doing this on valid arguments, walking the prototype
* chain can be quite slow.
*/
} else if (Signature.isSignature(signature, [1, 0])) {
throw (new Error('signature was created by too old ' +
'a version of sshpk and cannot be verified'));
} else {
throw (new TypeError('signature must be a string, ' +
'Buffer, or Signature object'));
}
};
return (v);
};
Key.prototype.createDiffieHellman = function () {
if (this.type === 'rsa')
throw (new Error('RSA keys do not support Diffie-Hellman'));
return (new DiffieHellman(this));
};
Key.prototype.createDH = Key.prototype.createDiffieHellman;
Key.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);
if (k instanceof PrivateKey)
k = k.toPublic();
if (!k.comment)
k.comment = options.filename;
return (k);
} catch (e) {
if (e.name === 'KeyEncryptedError')
throw (e);
throw (new KeyParseError(options.filename, format, e));
}
};
Key.isKey = function (obj, ver) {
return (utils.isCompatible(obj, Key, ver));
};
/*
* API versions for Key:
* [1,0] -- initial ver, may take Signature for createVerify or may not
* [1,1] -- added pkcs1, pkcs8 formats
* [1,2] -- added auto, ssh-private, openssh formats
* [1,3] -- added defaultHashAlgorithm
* [1,4] -- added ed support, createDH
* [1,5] -- first explicitly tagged version
* [1,6] -- changed ed25519 part names
* [1,7] -- spki hash types
*/
Key.prototype._sshpkApiVersion = [1, 7];
Key._oldVersionDetect = function (obj) {
assert.func(obj.toBuffer);
assert.func(obj.fingerprint);
if (obj.createDH)
return ([1, 4]);
if (obj.defaultHashAlgorithm)
return ([1, 3]);
if (obj.formats['auto'])
return ([1, 2]);
if (obj.formats['pkcs1'])
return ([1, 1]);
return ([1, 0]);
};