stages:
  - plan
  - apply
  - destroy

before_script:
  - echo "token = \"$token\"" >> terraform.tfvars 
  - apk add --update curl jq
  - alias convert_report="jq -r '([.resource_changes[].change.actions?]|flatten)|{\"create\":(map(select(.==\"create\"))|length),\"update\":(map(select(.==\"update\"))|length),\"delete\":(map(select(.==\"delete\"))|length)}'"
  - terraform --version
  - terraform init -reconfigure -backend-config="address=${GITLAB_TF_ADDRESS}" -backend-config="lock_address=${GITLAB_TF_ADDRESS}/lock" -backend-config="unlock_address=${GITLAB_TF_ADDRESS}/lock" -backend-config="username=gitlab-ci-token" -backend-config="password=${CI_JOB_TOKEN}" -backend-config="lock_method=POST" -backend-config="unlock_method=DELETE" -backend-config="retry_wait_min=5"  

plan:
  stage: plan
  allow_failure: true
  image:
    name: hashicorp/terraform:light
    entrypoint:
      - '/usr/bin/env'
      - 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
  variables:
    PLAN: plan.tfplan
    JSON_PLAN_FILE: tfplan.json
    TF_IN_AUTOMATION: "true"
    GITLAB_TF_ADDRESS: ${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/terraform/state/${CI_PROJECT_NAME}
  cache:
    key: "$CI_COMMIT_SHA"
    paths:
      - .terraform
  script:
    - terraform plan -var-file=terraform.tfvars
  only:
    changes:
      - terraform.tf 
      - terraform.tfvars   
      - main.yml      

apply:
  stage: apply
  image:
    name: hashicorp/terraform:light
    entrypoint:
      - '/usr/bin/env'
      - 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
  variables:
    PLAN: plan.tfplan
    JSON_PLAN_FILE: tfplan.json
    TF_IN_AUTOMATION: "true"
    GITLAB_TF_ADDRESS: ${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/terraform/state/${CI_PROJECT_NAME}
  cache:
    key: "$CI_COMMIT_SHA"
    paths:
      - .terraform
  script:    
    - terraform apply -auto-approve -var-file=terraform.tfvars
  after_script:
    - curl --request PUT --header "PRIVATE-TOKEN:${jobtoken}" "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/variables/kubeconfig" --form "value=$(cat config)" > null
  dependencies:
    - plan 
  only:
    changes:
      - terraform.tf 
      - terraform.tfvars    
      - main.yml      
  when: manual      

ansible-apply:
  stage: apply
  variables:
    DEBIAN_FRONTEND: noninteractive
    K8S_AUTH_KUBECONFIG: config
  image:
    name: ubuntu:latest
  before_script:
    - apt update && apt install tzdata ansible python3-pip -y
    - pip install kubernetes
    - ansible-galaxy collection install kubernetes.core
    - cat $kubeconfig > config
    - cat $kubeseal > kubeseal.key
  script:
    - ansible-playbook $CI_PROJECT_DIR/apply.yml
  needs:
    - apply
  only:
    changes:
      - terraform.tf 
      - terraform.tfvars 
      - main.yml           
    
destroy:
  stage: destroy
  image:
    name: hashicorp/terraform:light
    entrypoint:
      - '/usr/bin/env'
      - 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
  variables:
    PLAN: plan.tfplan
    JSON_PLAN_FILE: tfplan.json
    TF_IN_AUTOMATION: "true"
    GITLAB_TF_ADDRESS: ${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/terraform/state/${CI_PROJECT_NAME}
  cache:
    key: "$CI_COMMIT_SHA"
    paths:
      - .terraform
  script:
    - terraform destroy -auto-approve -var-file=terraform.tfvars
  needs:
    - ansible-destroy    
  only:
    changes:
      - terraform.tf 
      - terraform.tfvars 
      - main.yml         

ansible-destroy:
  stage: destroy
  allow_failure: true
  variables:
    DEBIAN_FRONTEND: noninteractive
    K8S_AUTH_KUBECONFIG: config
  image:
    name: ubuntu:latest
  before_script:
    - apt update && apt install tzdata ansible python3-pip -y
    - pip install kubernetes
    - ansible-galaxy collection install kubernetes.core
    - cat $kubeconfig > config
  script:
    - ansible-playbook $CI_PROJECT_DIR/destroy.yml
  needs:
    - plan
  only:
    changes:
      - terraform.tf 
      - terraform.tfvars 
      - main.yml   
  when: manual