anchor.diff:      && apk add unzip curl tar \
             python make bash vim jq figlet \
             openssl openssh-client sshpass iputils drill \
  -          gcc libffi-dev python-dev musl-dev openssl-dev py-virtualenv \
  +          gcc libffi-dev python-dev musl-dev openssl-dev py-pip py-virtualenv \
             git coreutils less groff bash-completion \
             fuse libc6-compat && \
             mkdir -p /etc/bash_completion.d/ /etc/profile.d/
  
positive.code: USER root
  
  WORKDIR /tmp
  
  # Install Terraform
  ENV TERRAFORM_VERSION 0.10.8
  
negative.code:     && rm packer_${PACKER_VERSION}_linux_amd64.zip \
      && mv packer /usr/local/bin
  
  # Install Ansible
  ENV ANSIBLE_VERSION 2.4.1.0
  ENV JINJA2_VERSION 2.10
  RUN pip install ansible==${ANSIBLE_VERSION} boto Jinja2==${JINJA2_VERSION} && \
      rm -rf /root/.cache && \
      find / -type f -regex '.*\.py[co]' -delete
  
  # Install AWS Assumed Role
  ENV AWS_ASSUMED_ROLE_VERSION 0.1.0
  RUN curl --fail -sSL -o /etc/profile.d/aws-assume-role.sh https://raw.githubusercontent.com/cloudposse/aws-assumed-role/${AWS_ASSUMED_ROLE_VERSION}/profile \
      && chmod +x /etc/profile.d/aws-assume-role.sh
  
  # Install goofys
  ENV GOOFYS_VERSION 0.0.18
  RUN curl --fail -sSL -o /usr/local/bin/goofys https://github.com/kahing/goofys/releases/download/v${GOOFYS_VERSION}/goofys \
      && chmod +x /usr/local/bin/goofys
  
  # Install Google Cloud SDK
  ENV GCLOUD_SDK_VERSION=179.0.0
  RUN curl --fail -sSL -O https://dl.google.com/dl/cloudsdk/channels/rapid/downloads/google-cloud-sdk-${GCLOUD_SDK_VERSION}-linux-x86_64.tar.gz && \
      tar -zxf google-cloud-sdk-${GCLOUD_SDK_VERSION}-linux-x86_64.tar.gz && \
      mv google-cloud-sdk /usr/local/ && \
      /usr/local/google-cloud-sdk/install.sh --quiet --rc-path /etc/bash_completion.d/gcloud.sh && \
      rm -rf google-cloud-sdk-${GCLOUD_SDK_VERSION}-linux-x86_64.tar.gz && \
  