docker-wait-for-it

RUN apk add --no-cache --virtual .download-deps \
        curl \
 &&  curl -sSL "https://raw.githubusercontent.com/vishnubob/wait-for-it/master/wait-for-it.sh" \
       -o "wait-for-it.sh" \
 && apk del .download-deps \
 && chmod +x wait-for-it.sh \
 && mv wait-for-it.sh /usr/local/bin/wait-for-it

使い方のイメージ

  init-s3:
    build: ./docker/awscli
    environment:
      - AWS_DEFAULT_REGION=ap-northeast-1
      - AWS_DEFAULT_OUTPUT=json
      - AWS_ACCESS_KEY_ID=youhey
      - AWS_SECRET_ACCESS_KEY=youhey
    networks:
      - backend
    depends_on:
      - localstack