anchor.diff:          curl \
           wget \
           git \
  -        vim \
           zip \
           libz-dev \
           libssl-dev \
  
positive.code:         && ldconfig \
      ) \
      && rm -r hiredis
  RUN wget https://github.com/swoole/swoole-src/archive/v2.1.0.tar.gz -O swoole.tar.gz \
      && mkdir -p swoole \
      && tar -xf swoole.tar.gz -C swoole --strip-components=1 \
  
negative.code: 
  EXPOSE 80
  
  CMD ["php", "/var/www/swoft/bin/swoft", "start"]
  