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#!/bin/sh
# preinst script for puppet-common
#
# see: dh_installdeb(1)
set -e
# summary of how this script can be called:
# * <new-preinst> `install'
# * <new-preinst> `install' <old-version>
# * <new-preinst> `upgrade' <old-version>
# * <old-preinst> `abort-upgrade' <new-version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package
# The "postrm" of the "puppet-common" package in puppet 3.x contains a
# harmful "rm -rf /var/lib/puppet". which is called when that package
# is purged.
#
# This function rewrites /var/lib/dpkg/info/puppet-common.postrm to
# prevent data loss. See https://bugs.debian.org/825719 for more
# information.
defang_puppet_common_postrm() {
sed -i -e 's|^\([[:space:]]*\)\(rm -rf /var/lib/puppet\)|\1: disabled by puppet.preinst : \2|g' \
/var/lib/dpkg/info/puppet-common.postrm
}
case "$1" in
install)
# handle "puppet-common" removing /var/lib/puppet on purge
# ("puppet" replaces "puppet-common")
if [ -e '/var/lib/dpkg/info/puppet-common.postrm' ]; then
defang_puppet_common_postrm
fi
;;
upgrade)
# handle "puppet-common" removing /var/lib/puppet on purge
# ("puppet" replaces "puppet-common")
if dpkg --compare-versions "$2" lt "4.5.0-4~" && \
[ -e '/var/lib/dpkg/info/puppet-common.postrm' ]; then
defang_puppet_common_postrm
fi
;;
abort-upgrade)
;;
*)
echo "preinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
#DEBHELPER#
exit 0
|
