.gitlab-ci.yml

image: so0k/docker-ansible:1.12.3-alpine

services:
- docker:dind

variables:
  DOCKER_DRIVER: overlay
  IMMUTABLE_TAG: $CI_REGISTRY_IMAGE:$CI_BUILD_REF_NAME
  MUTABLE_TAG: $CI_REGISTRY_IMAGE:latest
  
before_script:
- docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN $CI_REGISTRY
- echo $CI_PROJECT_DIR

stages:
- build
- release
- deploy
- grading

build:
  stage: build
  script:
    - docker build -t $IMMUTABLE_TAG .
    - docker push $IMMUTABLE_TAG

release-image:
  stage: release
  script:
    - docker pull $IMMUTABLE_TAG
    - docker tag $IMMUTABLE_TAG $MUTABLE_TAG
    - docker push $MUTABLE_TAG
  only:
    - master 

ansible-deploy:
  stage: deploy
  script:
    # Add the SSH key from SSH_PRIVATE_KEY variable
    - mkdir -p ~/.ssh && chmod 700 ~/.ssh
    - echo "${SSH_PRIVATE_KEY}" > ~/.ssh/id_rsa
    - chmod 600 ~/.ssh/id_rsa
    # disable strict host checking - beware MitM! :(
    - echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config
    - ssh -i ~/.ssh/id_rsa ubuntu@$DEPLOY_TARGET sudo docker version
    # add $DEPLOY_TARGET to ansible inventory
    - echo -e
      "${DEPLOY_TARGET}\tansible_connection=ssh\tansible_user=ubuntu" > inventory
    - ansible-playbook -vv
      --key-file ~/.ssh/id_rsa
      --inventory-file inventory
      -e "USER=gitlab-ci-token"
      -e "PASSWORD=$CI_BUILD_TOKEN"
      -e "REGISTRY=$CI_REGISTRY"
      playbooks/deploy-compose.yaml
  only:
    - master

scoreme:
  stage: grading
  script:
    - ./scripts/grademe.sh