postrm is in gnocchi-api 4.2.0-0ubuntu5.
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 | #!/bin/sh
set -e
# Automatically added by dh_installdebconf/11.1.6ubuntu1
if [ "$1" = purge ] && [ -e /usr/share/debconf/confmodule ]; then
	. /usr/share/debconf/confmodule
	db_purge
fi
# End automatically added section
# Automatically added by dh_apache2/UNDECLARED
if [ "$1" = "purge" ] ; then
	if true; then
		if [ -e /usr/share/apache2/apache2-maintscript-helper ] ; then
			. /usr/share/apache2/apache2-maintscript-helper
			for conf in gnocchi-api.conf  ; do
				apache2_invoke dissite $conf  || exit 1
			done
		fi
	fi
fi
# End automatically added section
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