gitlab-build-dind.yaml

stages:
  - build
  - test
  - deploy

variables:
  # disable Docker TLS validation
  DOCKER_TLS_CERTDIR: ""
  # localhost address is shared by both the job container and the dind container (as they share the same Pod)
  # So this configuration make the dind service as our Docker daemon when running Docker commands
  DOCKER_HOST: "tcp://localhost:2375"

services:
  - docker:stable-dind

docker-build:
  image: docker:stable
  stage: build
  script:
      - docker build -t hello .
      - docker tag my-registry/hello:${CI_COMMIT_SHORT_SHA}
      - docker push my-registry/hello:${CI_COMMIT_SHORT_SHA}