docker-compose.yml

version: '3'
services:
  tfmigrate:
    build:
      context: .
      args:
        TERRAFORM_VERSION: ${TERRAFORM_VERSION:-latest}
        OPENTOFU_VERSION: ${OPENTOFU_VERSION:-latest}
    volumes:
      - ".:/work"
    environment:
      CGO_ENABLED: 0 # disable cgo for go test
      LOCALSTACK_ENDPOINT: "http://localstack:4566"
      STORAGE_EMULATOR_HOST: "fake-gcs-server:4443"
      # Use the same filesystem to avoid a checksum mismatch error
      # or a file busy error caused by asynchronous IO.
      TF_PLUGIN_CACHE_DIR: "/tmp/plugin-cache"
      TF_PLUGIN_CACHE_MAY_BREAK_DEPENDENCY_LOCK_FILE: "true"
      # From observation, although we don’t have complete confidence in the root cause,
      # it appears that localstack sometimes misses API requests when run in parallel.
      TF_CLI_ARGS_apply: "--parallelism=1"
      TERRAFORM_VERSION: ${TERRAFORM_VERSION:-latest}
      OPENTOFU_VERSION: ${OPENTOFU_VERSION:-latest}
      TFMIGRATE_EXEC_PATH:
    depends_on:
      - localstack
      - fake-gcs-server

  localstack:
    image: localstack/localstack:2.0.2
    ports:
      - "4566:4566"
    environment:
      DEBUG: "true"
      DEFAULT_REGION: "ap-northeast-1"
      S3_BUCKET: "tfstate-test"
    volumes:
      - "./scripts/localstack/init:/etc/localstack/init"  # initialize scripts on startup

  fake-gcs-server:
    image: fsouza/fake-gcs-server:1.38
    ports:
      - "4443:4443"
    volumes:
      - "./test-fixtures/fake-gcs-server:/data"
    command: ["-scheme", "http", "-public-host", "fake-gcs-server:4443"]

  dockerize:
    image: powerman/dockerize:0.16.3
    depends_on:
      - localstack
      - fake-gcs-server