briareus/lib/service/recon/web-container-port.js

Briareus assists with Feature Branch deploys to ECS

'use strict'

const _ = require('lodash');

module.exports = function (payload, cb) {
  let webContainer = _.find(payload.taskDefinition.containerDefinitions, {
    'name': payload.webContainerName
  });

  if (!webContainer) {
    return cb(new Error(`Can not find container with name '${payload.webContainerName}' as specified by the 'webContainerName' attribute in .briareus/config.json`));
  }

  let webContainerPortMapping = _.find(webContainer.portMappings, (mapping) => {
    return mapping.hasOwnProperty('containerPort');
  });

  if (!webContainerPortMapping) {
    return cb(new Error(`Could not find 'containerPort' in 'portMappings' parameter of '${payload.webContainerName}' container`));
  }

  cb(null, [
    { op: 'add', path: '/webContainerPort', value: webContainerPortMapping.containerPort },
  ]);
}