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
// Load modules
;
var _typeof = function (obj) {
return obj && typeof Symbol !== 'undefined' && obj.constructor === Symbol ? 'symbol' : typeof obj;
};
var Url = require('url');
var Hoek = require('hoek');
var Cryptiles = require('cryptiles');
var Crypto = require('./crypto');
var Utils = require('./utils');
// Declare internals
var internals = {};
// Generate an Authorization header for a given request
/*
uri: 'http://example.com/resource?a=b' or object from Url.parse()
method: HTTP verb (e.g. 'GET', 'POST')
options: {
// Required
credentials: {
id: 'dh37fgj492je',
key: 'aoijedoaijsdlaksjdl',
algorithm: 'sha256' // 'sha1', 'sha256'
},
// Optional
ext: 'application-specific', // Application specific data sent via the ext attribute
timestamp: Date.now(), // A pre-calculated timestamp
nonce: '2334f34f', // A pre-generated nonce
localtimeOffsetMsec: 400, // Time offset to sync with server time (ignored if timestamp provided)
payload: '{"some":"payload"}', // UTF-8 encoded string for body hash generation (ignored if hash provided)
contentType: 'application/json', // Payload content-type (ignored if hash provided)
hash: 'U4MKKSmiVxk37JCCrAVIjV=', // Pre-calculated payload hash
app: '24s23423f34dx', // Oz application id
dlg: '234sz34tww3sd' // Oz delegated-by application id
}
*/
exports.header = function (uri, method, options) {
var result = {
field: '',
artifacts: {}
};
// Validate inputs
if (!uri || typeof uri !== 'string' && (typeof uri === 'undefined' ? 'undefined' : _typeof(uri)) !== 'object' || !method || typeof method !== 'string' || !options || (typeof options === 'undefined' ? 'undefined' : _typeof(options)) !== 'object') {
result.err = 'Invalid argument type';
return result;
}
// Application time
var timestamp = options.timestamp || Utils.nowSecs(options.localtimeOffsetMsec);
// Validate credentials
var credentials = options.credentials;
if (!credentials || !credentials.id || !credentials.key || !credentials.algorithm) {
result.err = 'Invalid credential object';
return result;
}
if (Crypto.algorithms.indexOf(credentials.algorithm) === -1) {
result.err = 'Unknown algorithm';
return result;
}
// Parse URI
if (typeof uri === 'string') {
uri = Url.parse(uri);
}
// Calculate signature
var artifacts = {
ts: timestamp,
nonce: options.nonce || Cryptiles.randomString(6),
method: method,
resource: uri.pathname + (uri.search || ''), // Maintain trailing '?'
host: uri.hostname,
port: uri.port || (uri.protocol === 'http:' ? 80 : 443),
hash: options.hash,
ext: options.ext,
app: options.app,
dlg: options.dlg
};
result.artifacts = artifacts;
// Calculate payload hash
if (!artifacts.hash && (options.payload || options.payload === '')) {
artifacts.hash = Crypto.calculatePayloadHash(options.payload, credentials.algorithm, options.contentType);
}
var mac = Crypto.calculateMac('header', credentials, artifacts);
// Construct header
var hasExt = artifacts.ext !== null && artifacts.ext !== undefined && artifacts.ext !== ''; // Other falsey values allowed
var header = 'Hawk id="' + credentials.id + '", ts="' + artifacts.ts + '", nonce="' + artifacts.nonce + (artifacts.hash ? '", hash="' + artifacts.hash : '') + (hasExt ? '", ext="' + Hoek.escapeHeaderAttribute(artifacts.ext) : '') + '", mac="' + mac + '"';
if (artifacts.app) {
header = header + ', app="' + artifacts.app + (artifacts.dlg ? '", dlg="' + artifacts.dlg : '') + '"';
}
result.field = header;
return result;
};
// Validate server response
/*
res: node's response object
artifacts: object received from header().artifacts
options: {
payload: optional payload received
required: specifies if a Server-Authorization header is required. Defaults to 'false'
}
*/
exports.authenticate = function (res, credentials, artifacts, options) {
artifacts = Hoek.clone(artifacts);
options = options || {};
if (res.headers['www-authenticate']) {
// Parse HTTP WWW-Authenticate header
var wwwAttributes = Utils.parseAuthorizationHeader(res.headers['www-authenticate'], ['ts', 'tsm', 'error']);
if (wwwAttributes instanceof Error) {
return false;
}
// Validate server timestamp (not used to update clock since it is done via the SNPT client)
if (wwwAttributes.ts) {
var tsm = Crypto.calculateTsMac(wwwAttributes.ts, credentials);
if (tsm !== wwwAttributes.tsm) {
return false;
}
}
}
// Parse HTTP Server-Authorization header
if (!res.headers['server-authorization'] && !options.required) {
return true;
}
var attributes = Utils.parseAuthorizationHeader(res.headers['server-authorization'], ['mac', 'ext', 'hash']);
if (attributes instanceof Error) {
return false;
}
artifacts.ext = attributes.ext;
artifacts.hash = attributes.hash;
var mac = Crypto.calculateMac('response', credentials, artifacts);
if (mac !== attributes.mac) {
return false;
}
if (!options.payload && options.payload !== '') {
return true;
}
if (!attributes.hash) {
return false;
}
var calculatedHash = Crypto.calculatePayloadHash(options.payload, credentials.algorithm, res.headers['content-type']);
return calculatedHash === attributes.hash;
};
// Generate a bewit value for a given URI
/*
uri: 'http://example.com/resource?a=b' or object from Url.parse()
options: {
// Required
credentials: {
id: 'dh37fgj492je',
key: 'aoijedoaijsdlaksjdl',
algorithm: 'sha256' // 'sha1', 'sha256'
},
ttlSec: 60 * 60, // TTL in seconds
// Optional
ext: 'application-specific', // Application specific data sent via the ext attribute
localtimeOffsetMsec: 400 // Time offset to sync with server time
};
*/
exports.getBewit = function (uri, options) {
// Validate inputs
if (!uri || typeof uri !== 'string' && (typeof uri === 'undefined' ? 'undefined' : _typeof(uri)) !== 'object' || !options || (typeof options === 'undefined' ? 'undefined' : _typeof(options)) !== 'object' || !options.ttlSec) {
return '';
}
options.ext = options.ext === null || options.ext === undefined ? '' : options.ext; // Zero is valid value
// Application time
var now = Utils.now(options.localtimeOffsetMsec);
// Validate credentials
var credentials = options.credentials;
if (!credentials || !credentials.id || !credentials.key || !credentials.algorithm) {
return '';
}
if (Crypto.algorithms.indexOf(credentials.algorithm) === -1) {
return '';
}
// Parse URI
if (typeof uri === 'string') {
uri = Url.parse(uri);
}
// Calculate signature
var exp = Math.floor(now / 1000) + options.ttlSec;
var mac = Crypto.calculateMac('bewit', credentials, {
ts: exp,
nonce: '',
method: 'GET',
resource: uri.pathname + (uri.search || ''), // Maintain trailing '?'
host: uri.hostname,
port: uri.port || (uri.protocol === 'http:' ? 80 : 443),
ext: options.ext
});
// Construct bewit: id\exp\mac\ext
var bewit = credentials.id + '\\' + exp + '\\' + mac + '\\' + options.ext;
return Hoek.base64urlEncode(bewit);
};
// Generate an authorization string for a message
/*
host: 'example.com',
port: 8000,
message: '{"some":"payload"}', // UTF-8 encoded string for body hash generation
options: {
// Required
credentials: {
id: 'dh37fgj492je',
key: 'aoijedoaijsdlaksjdl',
algorithm: 'sha256' // 'sha1', 'sha256'
},
// Optional
timestamp: Date.now(), // A pre-calculated timestamp
nonce: '2334f34f', // A pre-generated nonce
localtimeOffsetMsec: 400, // Time offset to sync with server time (ignored if timestamp provided)
}
*/
exports.message = function (host, port, message, options) {
// Validate inputs
if (!host || typeof host !== 'string' || !port || typeof port !== 'number' || message === null || message === undefined || typeof message !== 'string' || !options || (typeof options === 'undefined' ? 'undefined' : _typeof(options)) !== 'object') {
return null;
}
// Application time
var timestamp = options.timestamp || Utils.nowSecs(options.localtimeOffsetMsec);
// Validate credentials
var credentials = options.credentials;
if (!credentials || !credentials.id || !credentials.key || !credentials.algorithm) {
// Invalid credential object
return null;
}
if (Crypto.algorithms.indexOf(credentials.algorithm) === -1) {
return null;
}
// Calculate signature
var artifacts = {
ts: timestamp,
nonce: options.nonce || Cryptiles.randomString(6),
host: host,
port: port,
hash: Crypto.calculatePayloadHash(message, credentials.algorithm)
};
// Construct authorization
var result = {
id: credentials.id,
ts: artifacts.ts,
nonce: artifacts.nonce,
hash: artifacts.hash,
mac: Crypto.calculateMac('message', credentials, artifacts)
};
return result;
};