post_install() {
  if [ -z "$(getent group sensu)" ]; then
    /usr/bin/groupadd sensu
  fi
  if [ -z "$(getent passwd sensu)" ]; then
    /usr/bin/useradd -s /sbin/nologin -d /var/lib/sensu -m -g sensu sensu
  fi
  /usr/bin/mkdir -p /var/log/sensu && /usr/bin/chown sensu:sensu /var/log/sensu
}

post_upgrade() {
  if [ -z "$(getent group sensu)" ]; then
    /usr/bin/groupadd sensu
  fi
  if [ -z "$(getent passwd sensu)" ]; then
    /usr/bin/useradd -s /sbin/nologin -d /var/lib/sensu -m -g sensu sensu
  fi
  /usr/bin/mkdir -p /var/log/sensu && /usr/bin/chown sensu:sensu /var/log/sensu
}

post_remove() {
  /usr/bin/userdel sensu
  /usr/bin/groupdel sensu
  rm -rf /var/lib/sensu
}
