Docker container to validate a terraform config with multiple/nested modules

docker-compose.yml

version: "3"

services:
  validate:
    build: .
    working_dir: /src
    volumes:
      - ".:/src"

Dockerfile

FROM hashicorp/terraform:light
MAINTANER "Kaleb Lape <[email protected]>"

RUN apk add --update bash

ENTRYPOINT bash -c 'find . -type f -name "*.tf" -print0 | xargs -0 -n 1 dirname | sort | uniq | xargs -t -n 1 terraform validate'