anchor.diff:                 py-pip \
                  py-twisted \
                  tar \
  -    && pip install pyasn1 \
  +               gcc \
  +               python-dev \
  +               musl-dev \
  +               libffi-dev \
  +               openssl-dev \
  +    && pip install pyasn1 pyOpenSSL service_identity \
       && adduser -D cowrie \
       && cd /home/cowrie \
       && curl -sSL https://github.com/micheloosterhof/cowrie/archive/master.tar.gz | tar xz --strip 1 \
  
positive.code:     && apk del curl \
                 tar \
      && rm -rf /var/cache/apk/*
      
  EXPOSE 2222
  
  USER cowrie
  
negative.code: FROM alpine
  MAINTAINER kev <noreply@datageek.info>
  
  