docker-compose.yml

# Docker-compose file is used only for local development. This is not production-ready example.

version: '3.8'

volumes:
  tmp-data: {}
  golint-cache: {}

services:
  app: &app-service
    image: golang:1.19-buster # Image page: <https://hub.docker.com/_/golang>
    working_dir: /src
    environment:
      HOME: /tmp
      GOPATH: /tmp
    volumes:
      - /etc/passwd:/etc/passwd:ro
      - /etc/group:/etc/group:ro
      - .:/src:rw
      - tmp-data:/tmp:rw

  web:
    <<: *app-service
    ports:
      - "8080:8080/tcp" # Open <http://127.0.0.1:8080>
    command: sh -c "go build -o /tmp/app ./cmd/error-pages && /tmp/app serve"
    healthcheck:
      test: ['CMD', '/tmp/app', 'healthcheck', '--log-json']
      interval: 4s
      timeout: 1s
      start_period: 5s

  golint:
    image: golangci/golangci-lint:v1.49-alpine # Image page: <https://hub.docker.com/r/golangci/golangci-lint>
    environment:
      GOLANGCI_LINT_CACHE: /tmp/golint # <https://github.com/golangci/golangci-lint/blob/v1.42.0/internal/cache/default.go#L68>
    volumes:
      - .:/src:ro
      - golint-cache:/tmp/golint:rw
    working_dir: /src
    command: /bin/true

  hurl:
    image: orangeopensource/hurl:1.6.1
    volumes:
      - .:/src:ro
    working_dir: /src
    depends_on:
      web: {condition: service_healthy}