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sls-helper-plugin-janis

A Serverless Helper plugin to add custom helpers for JANIS Commerce

  • 2.2.0
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Serverless Helper Plugin JANIS

A plugin for JANIS Commerce to use with the Serverless Helper Framework.

Helpers

base

Used to implement a base service with minimal setup

OptionTypeDescriptionAttributesDefault value
serviceCodestringThe service name in lowercase dash separatedRequired
servicePortnumberThe service portRequired
apiSecretsObjectA mapping of stages to Service API Secretundefined

templates

Used to implement Lambda APIs requests and response templates as custom props

No options

authorizers

Used to implement APIs authorizers as custom props

OptionTypeDescriptionAttributesDefault value
accountIdstringIndicates the AWS account ID where the authorizers are deployedRequired

cors

Used to implement APIs CORS configuration as custom props

If options is undefined or set to true it will use the default CORS config for every property. You can also customize or override every property:

OptionTypeDescriptionDefault value
replacebooleanIndicates whether it should replace the CORS properties or merge then with the defaultfalse
originsarray<string>An array of allowed originsSee below
headersarray<string>An array of allowed headersSee below
allowCredentialsbooleanIndicates whether the credentials header should be settrue
maxAgenumberThe time in seconds thar CORS headers should be cached600
CORS Default origins:
[
	'https://${self:custom.janisDomains.${self:custom.stage}}',
	'https://app.${self:custom.janisDomains.${self:custom.stage}}',
	'http://localhost:3001',
	'http://janis.localhost:3001',
	'http://app.janis.localhost:3001'
]
CORS Default headers:
[
	'content-type',
	'janis-api-key',
	'janis-api-secret',
	'janis-client',
	'x-api-key',
	'x-janis-page',
	'x-janis-page-size'
]

api

Used to implement a custom API

OptionTypeDescriptionAttributesDefault value
pathstringThe API pathRequired
methodstringThe API HTTP Method'get'
methodNamestringThe JANIS API MethodEnum<list, get, post, put, patch, delete>Defaults to same value of method option
handlerstringThe lambda handler path and function'src/lambda/RestApi/index.handler'
cachingbooleanSet to true to enable cachefalse
corsbooleanSet to true to enable corsfalse
queryParametersobjectA key value to map query string parameters to a boolean indicating if it's required or not
requestHeadersobjectA key value to map headers to a boolean indicating if it's required or not
authorizerstringThe name of the authorizer

apiList, apiGet, apiPost and apiPut

Used to implement JANIS CRUD APIs.

OptionTypeDescriptionAttributesDefault value
entityNamestringThe entity nameRequired
handlerstringThe lambda handler path and function'src/lambda/RestApi/index.handler'
pathstringThe API path/[entity-name] (for apiList and apiPost) or /[entity-name]/{id} (for apiGet and apiPut)
cachingbooleanSet to true to enable cachefalse
corsbooleanSet to true to enable corsfalse
queryParametersobjectA key value to map query string parameters to a boolean indicating if it's required or not
requestHeadersobjectA key value to map headers to a boolean indicating if it's required or not
authorizerstringThe name of the authorizer

eventListener

Used to implement JANIS Events listeners

OptionTypeDescriptionAttributesDefault value
serviceNamestringThe service nameRequired
entityNamestringThe entity nameRequired
eventNamestringThe event nameRequired
mustHaveClientbooleanIndicates if authorizer must validate that client or notfalse
listenersDirNamestringIndicates the path where the event listener files are placed'event-listeners'
authorizerstringThe name of the authorizerIf not set, it defaults to ServiceAuthorizer or ServiceNoClientAuthorizer based on the value of mustHaveClient

Examples

Basic Service with one CRUD operation set and an event listener

// serverless.js

'use strict';

const { helper } = require('sls-helper'); // eslint-disable-line

module.exports = helper({
	hooks: [

		['janis.base', {
			serviceCode: 'my-service',
			servicePort: 5000,
			apiSecrets: {
				beta: 'foo',
				qa: 'bar',
				prod: 'baz'
			}
		}],

		'janis.templates',

		['janis.authorizers', {
			accountId: '012345678910'
		}],

		'janis.cors',

		['janis.api', {
			path: '/hello-world',
			authorizer: 'NoClientAuthorizer',
			cors: true
		}],

		['janis.apiList', {
			entityName: 'product',
			authorizer: 'FullAuthorizer',
			cors: true
		}],

		['janis.apiGet', {
			entityName: 'product',
			authorizer: 'FullAuthorizer',
			cors: true
		}]

		['janis.apiPost', {
			entityName: 'product',
			authorizer: 'FullAuthorizer',
			cors: true
		}],

		['janis.apiPut', {
			entityName: 'product',
			authorizer: 'FullAuthorizer',
			cors: true
		}],

		['janis.eventListener', {
			serviceName: 'catalog',
			entityName: 'product',
			eventName: 'created',
			mustHaveClient: true
		}]

	]
}, {});

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Package last updated on 18 Feb 2020

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