.gitlab-ci.yml

variables:
  ENV:
    value: dev
    options:
      - dev
      - prod
    description: Environment level
  REGION:
    value: eu-central-1
    options:
      - eu-central-1
      - eu-north-1
    description: AWS region

stages:
  - mvn-package
  - terraform-plan
  - terraform-apply
  - terraform-destroy

mvn-package:
  image: ${CI_DEPENDENCY_PROXY_DIRECT_GROUP_IMAGE_PREFIX}/maven:3.9.5-amazoncorretto-17
  stage: mvn-package
  cache:
    key: ${REGION}-${ENV}-mvn
    paths:
      - java/.m2/repository
  variables:
    MAVEN_OPTS: -Dmaven.repo.local=.m2/repository
  script:
    - cd java
    - mvn package
  artifacts:
    paths:
      - java/target/java-function-1.0.jar

.terraform-template:
  image:
    name: ${CI_DEPENDENCY_PROXY_DIRECT_GROUP_IMAGE_PREFIX}/hashicorp/terraform:1.6.3
    entrypoint:
      - ""
  before_script:
    - cd terraform
    - terraform init -backend-config=backends/${REGION}/${ENV}.s3.tfbackend
  cache:
    key: ${REGION}-${ENV}-terraform
    paths:
      - terraform/.terraform

terraform-plan:
  extends: .terraform-template
  stage: terraform-plan
  script:
    - terraform plan -var-file=variables/${REGION}/${ENV}.tfvars

terraform-apply:
  extends: .terraform-template
  stage: terraform-apply
  environment:
    name: ${REGION}-${ENV}
    action: start
  script:
    - terraform apply -var-file=variables/${REGION}/${ENV}.tfvars -auto-approve
  rules:
    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
      when: manual

terraform-destroy:
  extends: .terraform-template
  stage: terraform-destroy
  environment:
    name: ${REGION}-${ENV}
    action: stop
  script:
    - terraform destroy -var-file=variables/${REGION}/${ENV}.tfvars -auto-approve
  rules:
    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
      when: manual