This file is indexed.

postinst is in ubuntu-cloud-keyring 2018.02.28.

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
#!/bin/sh

set -e

if [ "$1" = 'configure' -a -n "$2" ]; then
	# remove keys from the trusted.gpg file as they are now shipped in fragment files in trusted.gpg.d
	if dpkg --compare-versions "$2" 'lt' "2018.02.01" && which gpg > /dev/null && which apt-key > /dev/null; then
		TRUSTEDFILE='/etc/apt/trusted.gpg'
		eval $(apt-config shell TRUSTEDFILE Apt::GPGV::TrustedKeyring)
		eval $(apt-config shell TRUSTEDFILE Dir::Etc::Trusted/f)
		if [ -e "$TRUSTEDFILE" ]; then
			for KEY in 5EDB1B62EC4926EA; do
				apt-key --keyring "$TRUSTEDFILE" del $KEY > /dev/null 2>&1 || :
			done
		fi
	fi
fi