@unly/serverless-scripts-env

Serverless Scripts Env

Introduction

This plugin aims to answer a specific need and to simplify the assignment of environment variables with serverless either front-end or back-end.

• Installation
• Usage
  • Step 1: Load the Plugin
  • Step 2: Configure your serverless.yml
• Configuration of slsScripts object:
  • offline & build object:
  • Try it out yourself
• API
• Contributing
  • Getting started
  • Test
  • Releasing and publishing
• Node support
• License

Installation

Install the plugin using either Yarn or NPM. (we use Yarn)

NPM:

npm install @unly/serverless-scripts-env

YARN:

yarn add @unly/serverless-scripts-env

Usage

Step 1: Load the Plugin

The plugin determines your environment during deployment and adds all environment variables to your Lambda function. All you need to do is to load the plugin:

Must be declared before serverless-webpack, despite what their officially doc says

plugins:
  - '@unly/serverless-scripts-env' # Must be first, even before "serverless-webpack", see https://github.com/UnlyEd/serverless-scripts-env
  - serverless-webpack # Must be second, see https://github.com/99xt/serverless-dynamodb-local#using-with-serverless-offline-and-serverless-webpack-plugin

Step 2: Configure your serverless.yml

Set the slsScripts object configuration as follows (list of all available options below):

custom:
  slsScripts:
    offline:
      logName: client # name of the command that appears in the terminal being executed
      script:
        cmd: next # command to execute
        args:
          - -p 3001
      path: # Absolute path to run the command by default take root folder
      env:
        exclude: # list of environment variables present that will not be provided at launch time in the child process
          - SECRET_KEY

provider:
  name: aws
  runtime: nodejs6.10
  environment:
    GROUP_NAME: staging
    SECRET_KEY: f08ed2dc-edeb-45f4-9cac-56012820a384

Configuration of slsScripts object:

Attributes	Type	Required	Description
offline	Object	false	script to run before cli serverless-offline start
build	Object	false	script to run before cli serverless deploy or serverless package

offline & build object:

Attributes	Type	Required	Default	Description
logName	String	false	Serverless-scripts-env	name of the command that appears in the terminal being executed
script	Object	true
path	String	false	current working directory	Absolute Path to run the script
env	Object	false

script object :

Attributes	Type	Required	Default	Description
cmd	String	true		command to execute
args	Array of String	false	[ ]	command arguments to execute

env object :

Attributes	Type	Required	Default	Description
exclude	Array of String	false		environment variables to blacklist

Try it out yourself

To test this plugin, you can clone this repository. Go to examples/, and follow the README.

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API

API

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Contributing

We gladly accept PRs, but please open an issue first so we can discuss it beforehand.

Getting started

yarn start # Shortcut - Runs linter + tests in concurrent mode (watch mode)

OR run each process separately for finer control

yarn lint
yarn test

Test

yarn test # Run all tests, interactive and watch mode
yarn test:once
yarn test:coverage

Releasing and publishing

yarn releaseAndPublish # Shortcut - Will prompt for bump version, commit, create git tag, push commit/tag and publish to NPM

yarn release # Will prompt for bump version, commit, create git tag, push commit/tag
npm publish # Will publish to NPM

Node support

This plugin officially supports Node.js 6.10 and 8.10.

License

MIT