postinst is in krb5-kdc 1.10+dfsg~beta1-2.
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 | #! /bin/sh
set -e
if [ "configure" = "$1" ] || [ "reconfigure" = "$1" ] ; then
    . /usr/share/debconf/confmodule
    db_version 2.0
    db_get krb5-config/default_realm || true
    KRB5LD_DEFAULT_REALM="$RET"
    if [ -z "$KRB5LD_DEFAULT_REALM" ] ; then
        KRB5LD_DEFAULT_REALM=EXAMPLE.COM
    fi
    export KRB5LD_DEFAULT_REALM
    db_get krb5-kdc/debconf
    DEBCONF="$RET"
    if [ ! -f /etc/krb5kdc/kdc.conf ] && [ $DEBCONF = "true" ] ; then
        sed -e "s/@MYREALM/$KRB5LD_DEFAULT_REALM/" \
            /usr/share/krb5-kdc/kdc.conf.template > /etc/krb5kdc/kdc.conf
    fi
    if [ $DEBCONF = "true" ] ; then
        if [ -f "/etc/default/krb5-kdc" ] ; then
            . /etc/default/krb5-kdc
        fi
        cat <<'EOF' > /etc/default/krb5-kdc
# Automatically generated.  Only the value of DAEMON_ARGS will be preserved.
# If you change anything in this file other than DAEMON_ARGS, first run
# dpkg-reconfigure krb5-kdc and disable managing the KDC configuration with
# debconf.  Otherwise, changes will be overwritten.
EOF
        if [ -n "$DAEMON_ARGS" ] ; then
            echo "DAEMON_ARGS=\"$DAEMON_ARGS\"" >> /etc/default/krb5-kdc
        fi
    fi
    db_stop
fi
# Only try to add the inetd line on an initial installation.  Add it
# commented out in a way that will not be automatically enabled, since the
# Kerberos administrator should do that manually when ready.
#
# If update-inetd isn't available, don't bother, since it's just an example.
if [ "configure" = "$1" ] && which update-inetd >/dev/null 2>&1 ; then
    if [ -z "$2" ] || [ x"$2" = x"<unknown>" ] ; then
        update-inetd --add --group Kerberos \
            '#krb5_prop\tstream\ttcp\tnowait\troot\t/usr/sbin/kpropd kpropd'
    fi
fi
# Automatically added by dh_installinit
if [ -x "/etc/init.d/krb5-kdc" ]; then
	if [ ! -e "/etc/init/krb5-kdc.conf" ]; then
		update-rc.d krb5-kdc defaults 18 18 >/dev/null
	fi
	invoke-rc.d krb5-kdc start || exit $?
fi
# End automatically added section
exit 0
 |