anchor.diff:              # create postgis symlinks to make it possible to perform update
               && ln -s postgis-${POSTGIS_VERSION%.*}.so \
                   /usr/lib/postgresql/${version}/lib/postgis-2.5.so; \
  -        done \
  -        # patch, build and install pgbouncer
  -        && apt-get source pgbouncer \
  -        && cd $(ls -d pgbouncer-*) \
  -        # Increase password size
  -        && sed -i 's/\(MAX_PASSWORD\t\).*/\11024/' include/bouncer.h \
  -        && sed -i 's/\(SEND_wrap(\)512\(, pktbuf_write_PasswordMessage, res, sk, psw)\)/\11024\2/' include/pktbuf.h \
  -        && DEB_BUILD_OPTIONS=nocheck debuild -b -uc -us \
  -        && cd .. \
  -        && dpkg -i pgbouncer_*.deb; \
  +        done; \
       fi \
   \
       # build and install missing packages
  
positive.code: ARG BASE_IMAGE=ubuntu:18.04
  ARG PGVERSION=13
  ARG TIMESCALEDB="1.7.5 2.3.1 2.4.0"
  ARG DEMO=false
  ARG COMPRESS=false
  
  
negative.code:     && find /var/log -type f -exec truncate --size 0 {} \;
  
  # Install patroni, wal-e and wal-g
  ENV PATRONIVERSION=2.1.1
  ENV WALE_VERSION=1.1.1
  ENV WALG_VERSION=v0.2.19
  RUN export DEBIAN_FRONTEND=noninteractive \
  