salt/pkg/debian/salt-cloud.postinst

#!/bin/sh

. /usr/share/debconf/confmodule

case "$1" in
  configure)
    db_get salt-master/user
    if [ "$RET" != "root" ]; then
      PY_VER=$(/opt/saltstack/salt/bin/python3 -c "import sys; sys.stdout.write('{}.{}'.format(*sys.version_info)); sys.stdout.flush;")
      chown -R $RET:$RET /etc/salt/cloud.deploy.d /opt/saltstack/salt/lib/python${PY_VER}/site-packages/salt/cloud/deploy
    fi
  ;;
esac