| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* eslint-disable strict */ |
| |
| // agent that forwards invocations to the developer's computer using ngrok.com |
| |
| const openwhisk = require('openwhisk'); |
| const https = require('https'); |
| |
| // Note: this function is duplicated by all agents |
| function hit(args, condition) { |
| if (condition) { |
| console.log("arguments:", args); |
| console.log("evaluating hit condition: ", condition); |
| // eslint-disable-next-line no-with |
| with (args) { // lgtm [js/with-statement] |
| try { |
| // eslint-disable-next-line no-eval |
| return eval(condition); |
| } catch (e) { |
| console.log("failed to eval condition:", e); |
| // be safe: do not hit if error in condition |
| return false; |
| } |
| } |
| } else { |
| // no condition => always hit |
| return true; |
| } |
| } |
| |
| async function doMain(args) { |
| // normal activation: make activation available to debugger |
| console.log("activation"); |
| |
| if (hit(args, args.$condition) && args.$ngrokUrl) { |
| console.log("passing on to debugger"); |
| |
| console.log("post to ngrok", args.$ngrokUrl); |
| const options = { |
| hostname: args.$ngrokUrl, |
| port: 443, |
| path: '/', |
| method: 'POST', |
| headers: { |
| authorization: args.$ngrokAuth |
| } |
| }; |
| return new Promise((resolve, reject) => { |
| const req = https.request(options, (resp) => { |
| console.log("response: ", resp.statusCode); |
| let body = ''; |
| |
| // A chunk of data has been recieved. |
| resp.on('data', (chunk) => { |
| body += chunk; |
| }); |
| |
| // The whole response has been received. Print out the result. |
| resp.on('end', () => { |
| resolve(JSON.parse(body)); |
| }); |
| |
| }); |
| req.on("error", err => { |
| console.error(err); |
| reject(err); |
| }); |
| args.$activationId = process.env.__OW_ACTIVATION_ID; |
| delete args.$ngrokUrl; |
| delete args.$ngrokAuth; |
| req.write(JSON.stringify(args)); |
| req.end(); |
| }); |
| |
| } else { |
| console.log("condition evaluated to false (or $ngrokUrl missing), executing original action"); |
| return openwhisk().actions.invoke({ |
| name: `${process.env.__OW_ACTION_NAME}_wskdebug_original`, |
| params: args, |
| blocking: true, |
| result: true |
| }); |
| } |
| } |
| |
| // OpenWhisk does not like raw exceptions, the error object should be the string message only |
| // eslint-disable-next-line no-unused-vars |
| async function main(args) { |
| try { |
| return await doMain(args); |
| } catch (e) { |
| console.log("Exception:", e); |
| return Promise.reject({ error: e.message, code: e.code}); |
| } |
| } |