.gitlab-ci.yml

---
variables:
  TF_ROOT: ${CI_PROJECT_DIR}

cache:
  key: tf
  paths:
    - ${TF_ROOT}/.terraform/
before_script:
  - terraform --version
  - echo $BASE64_GCP_CREDS | base64 -d > ${TF_ROOT}/sa.json
  - export GOOGLE_APPLICATION_CREDENTIALS="${TF_ROOT}/sa.json"
  - cd ${TF_ROOT}

default:
  image:
    name: hashicorp/terraform:1.0.8
    entrypoint: ["/bin/sh", "-c"]

stages:
  - init
  - plan
  - apply

terraform init:
  stage: init
  script:
    - ls -lah ${TF_ROOT}
    - terraform init

terraform plan:
  stage: plan
  script:
    - ls -lah ${TF_ROOT}
    - terraform init -input=false -reconfigure
    - terraform plan -out="plan.cache"
  artifacts:
    paths:
      - ${TF_ROOT}/plan.cache

terraform apply:
  stage: apply
  script:
    - terraform init -input=false -reconfigure
    - terraform apply -input=false "plan.cache"
  when: manual