SSO Example using Micronaut

About:

This project is for demonstrating the understanding of OAuth2.0, okta, and its use with in micronaut.

This is based on the following documentation: https://guides.micronaut.io/latest/micronaut-oauth2-okta-maven-java.html

Support:

I will not provide support for this repo.

Setup:

Steps:

• Sign up at developer.okta.com and create a Web application with the following characteristics:

  • Check Authorization Code grant type.
  • Add http://localhost:8080/oauth/callback/okta as a login redirect URIs.
  • Add http://localhost:8080/logout as a Logout redirect URI.
  • Annotate the Client ID and Secret.

• Add dependencies to maven:

  • Add Micronaut Security

  <dependency>
  <groupId>io.micronaut.security</groupId>
  <artifactId>micronaut-security-oauth2</artifactId>
  <scope>compile</scope>
  </dependency> 
  

  • Add Micronaut JWT Support:

  <dependency>
   <groupId>io.micronaut.security</groupId>
   <artifactId>micronaut-security-jwt</artifactId>
   <scope>compile</scope>
   </dependency>
  

• Add the following OAuth2 Configuration: src/main/resources/application.yml

  security:
  authentication: idtoken 
  oauth2:
    clients:
      okta: 
        client-secret: '${OAUTH_CLIENT_SECRET:yyy}' 
        client-id: '${OAUTH_CLIENT_ID:xxx}' 
        openid:
          issuer: '${OIDC_ISSUER_DOMAIN:`https://dev-XXXXX.oktapreview.com`}/oauth2/${OIDC_ISSUER_AUTHSERVERID:default}' 
  endpoints:
    logout:
      get-allowed: true 
  

• Set Environment Variables:

  export OAUTH_CLIENT_ID=XXXXXXXXXX
  export OAUTH_CLIENT_SECRET=YYYYYYYYYY
  export OIDC_ISSUER_DOMAIN=https://dev-XXXXX.oktapreview.com
  export OIDC_ISSUER_AUTHSERVERID=default
  

• Run it