Sample API to demonstrate JWT authentication and configuring AWS s3 SDk to store and retrieve files

• Architecture:

• DB:

Local setup:

• Install Java 8 and latest Mysql

• Create a mysql db and s3 bucket

  • steps to create s3 bucket: https://docs.aws.amazon.com/quickstarts/latest/s3backup/step-1-create-bucket.html

• Configure application.yml file

          server.port: 9966
          server.host.name : "http://localhost:9966"
          
          
          ramdemo.security.jwt:
            tokenExpirationTime: 60 # Number of minutes
            refreshTokenExpTime: 90 # Minutes
            tokenIssuer: http://webdemo.com
            tokenSigningKey: xm8EV6Hy5RMFK4EEACIDAwQus
          
          aws.s3:
            url: <your-s3-url> # ex: https://s3.amazonaws.com
            accessKey: <your-s3-accessKey>
            secretKey: <your-s3-s3 secretKey>
            bucket: <your-s3-bucket>
          
          spring.datasource:
            url: "jdbc:mysql://localhost:3306/<you-db-name>?useSSL=false"
            username: <your-mysql-username>
            password: <your-mysql-pass>
          spring.jpa:
            show-sql: true
  

• Steps to run:

  • cd into demo-web-api
  • mvn clean install
  • java -jar target/demo-web-api-1.0-SNAPSHOT.jar

Testing using postman:

• Login End point

• save location info End point(Saves location info in DB and creates a folder in S3 with locationInfoId)

• upload file End point(Uploads file into to the specified location info id folder and returns s3 file url)