This file is indexed.

postinst is in couriergrey 0.3.2-5build2.

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

if [ -d /var/cache/couriergrey ]; 
then
  chown daemon:daemon /var/cache/couriergrey
fi

if [ -L /etc/courier/filters/active/couriergrey ];
then
  echo "Restarting couriergrey"
  filterctl stop couriergrey
  filterctl start couriergrey
fi

##