postinst is in myproxy-server 6.1.16-1.
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  | #!/bin/sh
set -e
if test "$1" = "configure" -o "$1" = "reconfigure" ; then
    test -r /etc/default/myproxy-server && . /etc/default/myproxy-server
    if test -z "$MYPROXY_USER" -o "$MYPROXY_USER" = "myproxy" ; then
	getent group myproxy > /dev/null || \
	    addgroup --quiet --system myproxy
	getent passwd myproxy > /dev/null || \
	    adduser --quiet --system --home /var/lib/myproxy \
	    --shell /bin/false --ingroup myproxy --disabled-password \
	    --disabled-login --gecos "User to run the MyProxy service" myproxy
	chown myproxy:myproxy /var/lib/myproxy
    fi
fi
# Automatically added by dh_installinit
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
	# In case this system is running systemd, we need to ensure that all
	# necessary tmpfiles (if any) are created before starting.
	if [ -d /run/systemd/system ] ; then
		systemd-tmpfiles --create /usr/lib/tmpfiles.d/myproxy-server.conf >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installinit
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
	if [ -x "/etc/init.d/myproxy-server" ]; then
		update-rc.d myproxy-server defaults >/dev/null
	fi
	if [ -x "/etc/init.d/myproxy-server" ] || [ -e "/etc/init/myproxy-server.conf" ]; then
		invoke-rc.d myproxy-server start || exit $?
	fi
fi
# End automatically added section
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