AWS AppSync API

This project is a template for AWS AppSync operations.

Services

• AWS AppSync
• AWS Lambda
• Amazon DynamoDB
• Serverless Framework for IaC.
• GitHub actions for CI/CD.
• Webpack for packaging code.
• ESLint for linting.

How to setup the project

npm install

• This will install all the required dependencies.

npm run format

• format all the files using ESLint

npm run bundle

• Packages the code using WebPack

sls deploy

• This command will deploy the resources to AWS using dev credentials

Folder Structure

.
├── .gitHub            # CI/CD workflow for GitHub actions
├── Lambdas            # NodeJs code for all 4 CRUD Lambdas, including dynamodb helper functions
├── mapping-templates  # Mapping templates for getBlog query and create, update, delete mutations 
├── Resources          # AppSync mapping templates configuration and roles
├── schema.api.graphql # AppSync schema
├── serverless.yml     # Serverless framework configuration file supporting IaC
├── serverless-appsync-api.yml  # AppSync plugin configuration for data sources
├── LICENSE
└── README.md

CI/CD Setup (GitHub Actions Workflow)

Steps to setup CI/CD using GitHub Actions

The following is the list of steps that is executed as a part of the CI/CD setup:

1. Store all account credentials in GitHub secrets to access them in environment without exposing. The AWS credentials will be used for deploying the application into your AWS account.

AWS_ACCESS_KEY_ID: ${{secrets.AWS_ACCESS_KEY_ID}}
AWS_SECRET_ACCESS_KEY: ${{secrets.AWS_SECRET_ACCESS_KEY}}
DEV_REGION: ${{secrets.DEV_REGION}}
PROD_REGION: ${{secrets.PROD_REGION}}

2. Install serverless
3. Install npm
4. Build project using webpack
5. Deploy to dev environment: Mumbai (ap-south-1)
6. Deploy to prod environment: Oregon (us-west-2)

Image for the Format Checker job:

Image for the Serverless deploy job: