preinst is in prometheus 2.1.0+ds-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 | #! /bin/sh
set -e
case "$1" in
upgrade)
# Dpkg gets confused when replacing symlinks with directories.
[ ! -L /etc/prometheus/consoles ] || \
rm /etc/prometheus/consoles
[ ! -L /etc/prometheus/console_libraries ] || \
rm /etc/prometheus/console_libraries
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
exit 0
|