.gitlab-ci.yml

# Stages for the CI/CD job
stages:
  - test
  - build
  - deploy

# GitLab Dependency Proxy to get rid of Docker hub pull limit issue
# https://docs.gitlab.com/ee/user/packages/dependency_proxy/#authenticate-within-cicd
image: ${CI_DEPENDENCY_PROXY_GROUP_IMAGE_PREFIX}/python:3.10.14

# This fixes "error during connect: Post http://docker:2375/v1.40/auth: dial tcp: lookup docker on 192.168.65.5:53: no such host"
variables:
  # Environment Variable for docker:dind service explaining to use overlay2 as supporting driver for docker
  # https://docs.docker.com/storage/storagedriver/overlayfs-driver/
  DOCKER_DRIVER: overlay2
  # We need to disable TLS (https://about.gitlab.com/blog/2019/07/31/docker-in-docker-with-docker-19-dot-03/#disable-tls)
  # to fix the error "docker: Cannot connect to the Docker daemon at tcp://docker:2375. Is the docker daemon running?"
  DOCKER_TLS_CERTDIR: ""
  DOCKER_IMAGE: ${CI_REGISTRY_IMAGE}:${CI_COMMIT_SHORT_SHA}
  BASE: k8s/web-prod/base

# Template to build docker image
.build:
  stage: build
  image: docker
  services:
    - docker:dind
  before_script:
    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
  script:
    - docker build -t ${DOCKER_IMAGE} --no-cache -f Dockerfile .
    - docker push ${DOCKER_IMAGE}
    # remove local image from shared runner
    - docker rmi ${DOCKER_IMAGE}
    - docker logout $CI_REGISTRY

# Template to deploy application to k8s cluster
# At the moment, possible values for ${CI_PROJECT_NAMESPACE} are 'ensembl-apps' or 'ensembl-web'
.deploy:
  stage: deploy
  image: dockerhub.ebi.ac.uk/${CI_PROJECT_NAMESPACE}/deploy-tools:latest

  script:
    - cd ${BASE}
    - kustomize edit set image DOCKER_IMAGE=${DOCKER_IMAGE}
    - kustomize build . | kubectl apply -f -

# Run a suite of unit and integration tests
test:
  stage: test
  before_script:
    - pip3 install -r requirements-dev.txt
    - export META_CLASSIFIER_PATH=$PWD/docs/metadata_classifiers/
  script:
    - pylint $(git ls-files '*.py') --fail-under=9.5
    - mypy graphql_service
    - pytest

# Build docker image for k8s-deploy branch
build:
  extends: .build
  rules:
    - if: '$CI_COMMIT_BRANCH == "develop" || $CI_COMMIT_BRANCH == "main"'

# Template to deploy application to web's k8s cluster
.deploy-web:
  extends: .deploy
  before_script:
    - kubectl config use-context ${AGENT}
    - kubectl config set-context --current --namespace=${NAMESPACE}
  rules:
    - if: '$CI_DEPLOY_FREEZE == null && $CI_COMMIT_BRANCH == "main" && $CI_PROJECT_NAMESPACE== "ensembl-web"'

# Template to deploy application to apps k8s cluster
.deploy-apps:
  extends: .deploy
  variables:
    BASE: k8s/web-prod/overlays/apps
  rules:
    - if: '$CI_DEPLOY_FREEZE == null && $CI_COMMIT_BRANCH == "develop" && $CI_PROJECT_NAMESPACE== "ensembl-apps"'

# deploy to staging at WP-HH
Staging:
  extends: .deploy-web
  variables:
    BASE: k8s/web-prod/overlays/staging
    AGENT: ${STAGING_AGENT}
    NAMESPACE: ${STAGING_NS}
  environment:
    name: staging

# deploy to internal at WP-HH
Internal:
  extends: .deploy-web
  variables:
    BASE: k8s/web-prod/overlays/internal
    AGENT: ${INTERNAL_AGENT}
    NAMESPACE: ${INTERNAL_NS}
  environment:
    name: internal

 # deploy to live at WP-HX
Live:Fallback:
  extends: .deploy-web
  variables:
    BASE: k8s/web-prod/overlays/prod
    AGENT: ${FALLBACK_AGENT}
    NAMESPACE: ${FALLBACK_NS}
  environment:
    name : fallback


# deploy to live at WP-HL
Live:
  extends: .deploy-web
  variables:
    BASE: k8s/web-prod/overlays/prod
    AGENT: ${PROD_AGENT}
    NAMESPACE: ${PROD_NS}
  environment:
    name : production

# deploy to live at WP-HL
dev:wp-hl:
  extends: .deploy-web
  variables:
    BASE: k8s/web-prod/overlays/dev
  environment:
    name : development

Public:
  extends: .deploy-web
  variables:
    BASE: k8s/web-prod/overlays/public-graphql
    AGENT: ${PUBLIC_AGENT}
    NAMESPACE: ${PUBLIC_NS}
  environment:
    name: public

Dev:
  extends: .deploy-web
  variables:
    BASE: k8s/web-prod/overlays/dev
    AGENT: ${DEV_AGENT}
    NAMESPACE: ${DEV_NS}
  environment:
    name: development

# deploy application to k8s cluster for k8s-deploy branch
deploy:apps:
  extends: .deploy-apps
  environment:
    name: thoas-graphql