anchor.diff:      wget \
       openjdk-8-jre \
       vim \
  -    less
  +    less \
  +    gnupg2 \
  +    dirmngr
   
   # Jetty
  -ENV JETTY_VERSION="9.3.20.v20170531"\
  +ENV JETTY_VERSION="9.3.20.v20170531" \
  +    JETTY_KEY="2D0E1FB8FE4B68B4" \
       PASSWORD_CERT_KEY="jo7ahrie6aecoog2Eeng" \
       PASSWORD_PKCS12="aiveibooch1Ohk9ahxi3" \
       PASSWORD_KEYSTORE="oe7taiXiopiex2jusei8"
  
positive.code: 
  # Shibboleth IdP
  ENV SHIBBOLETH_VERSION="3.3.1" \
      SHIBBOLETH_SCOPE="devnull.cesnet.cz" \
      SHIBBOLETH_ENTITYID="https://devnull.cesnet.cz/idp/shibboleth" \
      SHIBBOLETH_HOSTNAME="devnull.cesnet.cz" \
  
negative.code:                          https://shibboleth.net/downloads/identity-provider/$SHIBBOLETH_VERSION/shibboleth-identity-provider-$SHIBBOLETH_VERSION.tar.gz.asc \
                           https://shibboleth.net/downloads/identity-provider/$SHIBBOLETH_VERSION/shibboleth-identity-provider-$SHIBBOLETH_VERSION.tar.gz.sha256 && \
      cd /opt/src && sha256sum -c shibboleth-identity-provider-$SHIBBOLETH_VERSION.tar.gz.sha256 && \
      gpg --recv-keys $SHIBBOLETH_KEY && \
      gpg --verify /opt/src/shibboleth-identity-provider-$SHIBBOLETH_VERSION.tar.gz.asc && \
      tar -xzf /opt/src/shibboleth-identity-provider-$SHIBBOLETH_VERSION.tar.gz -C /opt && \
      echo idp.no.tidy=true>>/opt/idp.install.properties && \
      echo idp.scope=$SHIBBOLETH_SCOPE>>/opt/idp.merge.properties && \
  