| // Licensed to the Apache Software Foundation (ASF) under one or more contributor |
| // license agreements; and to You under the Apache License, Version 2.0. |
| |
| const request = require('request'); |
| const openwhisk = require('openwhisk'); |
| const config = require('./config'); |
| |
| function requestHelper(url, input, method) { |
| |
| return new Promise(function(resolve, reject) { |
| |
| var options = { |
| method : method, |
| url : url, |
| json: true, |
| rejectUnauthorized: false |
| }; |
| |
| if (method === 'get') { |
| options.qs = input; |
| } else { |
| options.body = input; |
| } |
| |
| request(options, function(error, response, body) { |
| |
| if (!error && response.statusCode === 200) { |
| resolve(body); |
| } |
| else { |
| if (response) { |
| console.log('alarm: Error invoking whisk action:', response.statusCode, body); |
| reject(body); |
| } |
| else { |
| console.log('alarm: Error invoking whisk action:', error); |
| reject(error); |
| } |
| } |
| }); |
| }); |
| } |
| |
| function createWebParams(rawParams) { |
| var namespace = process.env.__OW_NAMESPACE; |
| var triggerName = '/' + namespace + '/' + parseQName(rawParams.triggerName).name; |
| |
| var webparams = Object.assign({}, rawParams); |
| delete webparams.lifecycleEvent; |
| delete webparams.apihost; |
| |
| webparams.triggerName = triggerName; |
| webparams.authKey = process.env.__OW_API_KEY; |
| config.addAdditionalData(webparams); |
| |
| return webparams; |
| } |
| |
| function verifyTriggerAuth(triggerData, isDelete) { |
| var owConfig = config.getOpenWhiskConfig(triggerData); |
| var ow = openwhisk(owConfig); |
| |
| return new Promise(function(resolve, reject) { |
| ow.triggers.get(triggerData.name) |
| .then(() => { |
| resolve(); |
| }) |
| .catch(err => { |
| if (err.statusCode) { |
| var statusCode = err.statusCode; |
| if (!(isDelete && statusCode === 404)) { |
| reject(sendError(statusCode, 'Trigger authentication request failed.')); |
| } |
| else { |
| resolve(); |
| } |
| } |
| else { |
| reject(sendError(400, 'Trigger authentication request failed.', err.message)); |
| } |
| }); |
| }); |
| } |
| |
| function parseQName(qname) { |
| var parsed = {}; |
| var delimiter = '/'; |
| var defaultNamespace = '_'; |
| if (qname && qname.charAt(0) === delimiter) { |
| var parts = qname.split(delimiter); |
| parsed.namespace = parts[1]; |
| parsed.name = parts.length > 2 ? parts.slice(2).join(delimiter) : ''; |
| } else { |
| parsed.namespace = defaultNamespace; |
| parsed.name = qname; |
| } |
| return parsed; |
| } |
| |
| function sendError(statusCode, error, message) { |
| var params = {error: error}; |
| if (message) { |
| params.message = message; |
| } |
| |
| return { |
| statusCode: statusCode, |
| headers: { 'Content-Type': 'application/json' }, |
| body: params |
| }; |
| } |
| |
| function constructObject(data, isPayload) { |
| var jsonObject; |
| if (data) { |
| if (typeof data === 'string') { |
| if (isPayload) { |
| jsonObject = {payload: data}; |
| } |
| else { |
| try { |
| jsonObject = JSON.parse(data); |
| } |
| catch (e) { |
| console.log('error parsing ' + data); |
| } |
| } |
| } |
| if (typeof data === 'object') { |
| jsonObject = data; |
| } |
| } |
| return jsonObject; |
| } |
| |
| |
| module.exports = { |
| 'requestHelper': requestHelper, |
| 'createWebParams': createWebParams, |
| 'verifyTriggerAuth': verifyTriggerAuth, |
| 'parseQName': parseQName, |
| 'sendError': sendError, |
| 'constructObject': constructObject |
| }; |