postinst is in pnp4nagios-bin 0.6.16-2.
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 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85  | #!/bin/sh
# postinst script for pnp4nagios-bin
#
# see: dh_installdeb(1)
set -e
# summary of how this script can be called:
#        * <postinst> `configure' <most-recently-configured-version>
#        * <old-postinst> `abort-upgrade' <new version>
#        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
#          <new-version>
#        * <postinst> `abort-remove'
#        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
#          <failed-install-package> <version> `removing'
#          <conflicting-package> <version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package
setperm() {
	user="$1"
	group="$2"
	mode="$3"
	file="$4"
	shift 4
	# only do something when no setting exists
	if ! dpkg-statoverride --list "$file" >/dev/null 2>&1; then
		chown "$user":"$group" "$file"
		chmod "$mode" "$file"
	fi
}
case "$1" in
	configure)
		if ! getent passwd nagios > /dev/null ; then
			echo 'Adding system-user for nagios' 1>&2
			adduser --system --group --home /var/lib/nagios \
				--disabled-login --force-badname nagios > /dev/null
		fi
		setperm nagios www-data	750 /var/lib/pnp4nagios
		setperm nagios nagios   755 /var/lib/pnp4nagios/perfdata
		setperm nagios www-data	750 /var/log/pnp4nagios
		setperm nagios nagios	750 /var/log/pnp4nagios/stats
		setperm nagios nagios	770 /var/spool/pnp4nagios
		setperm nagios nagios	770 /var/spool/pnp4nagios/nagios
		setperm nagios nagios	770 /var/spool/pnp4nagios/npcd
		if [ -d /etc/nagios3/conf.d/ ]; then
			if [ ! -e /etc/nagios3/conf.d/pnp4nagios.cfg ]; then
				ln -s /etc/pnp4nagios/nagios.cfg /etc/nagios3/conf.d/pnp4nagios.cfg
			fi
		fi
	;;
	abort-upgrade|abort-remove|abort-deconfigure)
	;;
	*)
		echo "postinst called with unknown argument \`$1'" >&2
		exit 1
	;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
# Automatically added by dh_installinit
if [ -x "/etc/init.d/npcd" ]; then
	if [ ! -e "/etc/init/npcd.conf" ]; then
		update-rc.d npcd defaults >/dev/null
	fi
	invoke-rc.d npcd start || exit $?
fi
# End automatically added section
# Automatically added by dh_installinit
if [ -x "/etc/init.d/pnp_gearman_worker" ]; then
	if [ ! -e "/etc/init/pnp_gearman_worker.conf" ]; then
		update-rc.d pnp_gearman_worker defaults >/dev/null
	fi
	invoke-rc.d pnp_gearman_worker start || exit $?
fi
# End automatically added section
exit 0
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