This file is indexed.

postinst is in krb5-kdc 1.16-2build1.

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.

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#! /bin/sh

set -e

# Failing to start should not break installs or upgrades
init_error() {
    true
    }

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

# Automatically added by dh_systemd_enable/11.1.4ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	# This will only remove masks created by d-s-h on package removal.
	deb-systemd-helper unmask 'krb5-kdc.service' >/dev/null || true

	# was-enabled defaults to true, so new installations run enable.
	if deb-systemd-helper --quiet was-enabled 'krb5-kdc.service'; then
		# Enables the unit on first installation, creates new
		# symlinks on upgrades if the unit file has changed.
		deb-systemd-helper enable 'krb5-kdc.service' >/dev/null || true
	else
		# Update the statefile to add new symlinks (if any), which need to be
		# cleaned up on purge. Also remove old symlinks.
		deb-systemd-helper update-state 'krb5-kdc.service' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installinit/11.1.4ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	if [ -x "/etc/init.d/krb5-kdc" ]; then
		update-rc.d krb5-kdc defaults 18 18 >/dev/null
		invoke-rc.d krb5-kdc start || init_error
	fi
fi
# End automatically added section


exit 0