preinst is in maas-rack-controller 2.4.0~beta2-6865-gec43e47e6-0ubuntu1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 | #!/bin/sh
set -e
. /usr/share/debconf/confmodule
if [ "$1" = "install" ]; then
    if [ -f /etc/init/maas-pserv.conf ]; then
        invoke-rc.d maas-pserv stop
    fi
    if [ -f /etc/init/maas-cluster-celery.conf ]; then
        invoke-rc.d maas-cluster-celery stop
    fi
    if [ -f /var/log/maas/celery.log ]; then
        rm -rf /var/log/maas/celery.log
    fi
    if [ -f /etc/init/maas-cluster.conf ]; then
        invoke-rc.d maas-cluster stop
    fi
    if [ -f /var/log/maas/pserv.log ]; then
        rm -rf /var/log/maas/pserv.log
    fi
    if [ -f /etc/apache2/conf-enabled/maas-cluster-http.conf ]; then
        rm -rf /etc/apache2/conf-enabled/maas-cluster-http.conf
    fi
    if [ -f /etc/init/maas-clusterd.conf ] || [ -f /lib/systemd/system/maas-clusterd.service ]; then
        invoke-rc.d maas-clusterd stop
    fi
    if [ -f /etc/maas/clusterd.conf ]; then
        mv /etc/maas/clusterd.conf /etc/maas/clusterd.conf.1.10
    fi
    if [ -f /var/log/maas/clusterd.log ]; then
        mv /var/log/maas/clusterd.log /var/log/maas/rackd.log
    fi
fi
if [ "$1" = "install" ] || [ "$1" = "upgrade" ]; then
    if [ -d /etc/maas/templates/power ]; then
        rm -rf /etc/maas/templates/power
    fi
    if [ -d /etc/maas/templates/dhcp ]; then
        mv /etc/maas/templates/dhcp /etc/maas/templates/dhcp.maas-old
    fi
fi
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /etc/maas/bootresources.yaml 1.7.0~beta1+bzr2781-0ubuntu1 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /etc/maas/maas_local_celeryconfig_cluster.py 1.7.0~beta3+bzr3043-0ubuntu1 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /etc/init/maas-cluster-celery.conf 1.7.0~beta3+bzr3043-0ubuntu1 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /etc/init/maas-pserv.conf 1.7.0~beta3+bzr3043-0ubuntu1 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /etc/init/maas-cluster.conf 1.7.0~beta6+bzr3231-0ubuntu1 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /etc/init/maas-cluster-register.conf 1.7.0~beta6+bzr3231-0ubuntu1 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /etc/maas/maas-cluster-http.conf 1.8.0~alpha1+bzr3522-0ubuntu1 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /etc/init/maas-clusterd.conf 2.0.0~alpha1+bzr4635-0ubuntu1 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu1
dpkg-maintscript-helper rm_conffile /lib/systemd/system/maas-clusterd.service 2.0.0~alpha1+bzr4635-0ubuntu1 -- "$@"
# End automatically added section
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