live-build/scripts/build/chroot_apt

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#!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2016-2020 The Debian Live team
## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
##
## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.
set -e
# Including common functions
[ -e "${LIVE_BUILD}/scripts/build.sh" ] && . "${LIVE_BUILD}/scripts/build.sh" || . /usr/lib/live/build.sh
# Setting static variables
DESCRIPTION="Manage /etc/apt/apt.conf"
USAGE="${PROGRAM} {install|install-binary|remove} [--force]"
# Processing arguments and configuration files
Init_config_data "${@}"
# Requiring stage file
Require_stagefiles config bootstrap
case "${1}" in
install|install-binary)
Echo_message "Configuring file /etc/apt/apt.conf"
# Checking stage file
Check_stagefile
# Acquire lock file
Acquire_lockfile
mkdir -p chroot/etc/apt/apt.conf.d
# Configuring apt ftp proxy
if [ -n "${LB_APT_FTP_PROXY}" ]
then
echo "Acquire::ftp::Proxy \"${LB_APT_FTP_PROXY}\";" > chroot/etc/apt/apt.conf.d/00ftp-proxy
fi
# Configuring apt http proxy
if [ -n "${LB_APT_HTTP_PROXY}" ]
then
echo "Acquire::http::Proxy \"${LB_APT_HTTP_PROXY}\";" > chroot/etc/apt/apt.conf.d/00http-proxy
fi
# Configuring apt pipeline
if [ -n "${LB_APT_PIPELINE}" ]
then
echo "Acquire::http::Pipeline-Depth \"${LB_APT_PIPELINE}\";" > chroot/etc/apt/apt.conf.d/00pipeline
fi
# Configuring apt recommends
case "${LB_APT_RECOMMENDS}" in
true)
echo "APT::Install-Recommends \"true\";" > chroot/etc/apt/apt.conf.d/00recommends
echo "Aptitude::Recommends-Important \"true\";" >> chroot/etc/apt/apt.conf.d/00recommends
;;
false)
echo "APT::Install-Recommends \"false\";" > chroot/etc/apt/apt.conf.d/00recommends
echo "Aptitude::Recommends-Important \"false\";" >> chroot/etc/apt/apt.conf.d/00recommends
;;
esac
# Configuring apt secure
case "${LB_APT_SECURE}" in
true)
echo "APT::Get::AllowUnauthenticated \"false\";" > chroot/etc/apt/apt.conf.d/00secure
echo "Aptitude::CmdLine::Ignore-Trust-Violations \"false\";" >> chroot/etc/apt/apt.conf.d/00secure
echo "Acquire::AllowInsecureRepositories \"false\";" >> chroot/etc/apt/apt.conf.d/00secure
;;
false)
echo "APT::Get::AllowUnauthenticated \"true\";" > chroot/etc/apt/apt.conf.d/00secure
echo "Aptitude::CmdLine::Ignore-Trust-Violations \"true\";" >> chroot/etc/apt/apt.conf.d/00secure
echo "Acquire::AllowInsecureRepositories \"true\";" >> chroot/etc/apt/apt.conf.d/00secure
;;
esac
# Configuring apt config
if [ -f config/apt/apt.conf ]
then
if [ -f chroot/etc/apt/apt.conf ]
then
mv chroot/etc/apt/apt.conf chroot/etc/apt/apt.conf.orig
fi
cp config/apt/apt.conf chroot/etc/apt/apt.conf
fi
# Configuring apt preferences
if [ -f config/apt/preferences ]
then
if [ -f chroot/etc/apt/preferences ]
then
mv chroot/etc/apt/preferences chroot/etc/apt/preferences.orig
fi
cp config/apt/preferences chroot/etc/apt/preferences
fi
if Find_files config/apt/*.pref
then
for _FILE in config/apt/*.pref
do
if [ -f chroot/etc/apt/preferences.d/$(basename ${_FILE}) ]
then
mv chroot/etc/apt/preferences.d/$(basename ${_FILE}) chroot/etc/apt/preferences.d/$(basename ${_FILE}).orig
fi
cp -aL ${_FILE} chroot/etc/apt/preferences.d
done
fi
if Find_files config/packages.chroot/*.deb || Find_files config/packages/*.deb
then
echo >> chroot/etc/apt/preferences
echo "# Added by lb_chroot_apt ${@}" >> chroot/etc/apt/preferences
echo "Package: *" >> chroot/etc/apt/preferences
echo "Pin: release o=config/packages.chroot" >> chroot/etc/apt/preferences
case "${1}" in
install)
# Ensure local packages have priority
echo "Pin-Priority: 1001" >> chroot/etc/apt/preferences
;;
install-binary)
# Ensure local packages are not re-installed during lb_binary
echo "Pin-Priority: 99" >> chroot/etc/apt/preferences
echo >> chroot/etc/apt/preferences
echo "Package: *" >> chroot/etc/apt/preferences
echo "Pin: release o=debian" >> chroot/etc/apt/preferences
echo "Pin-Priority: 99" >> chroot/etc/apt/preferences
;;
esac
fi
# Creating stage file
Create_stagefile
;;
remove)
Echo_message "Deconfiguring file /etc/apt/apt.conf"
# Acquire lock file
Acquire_lockfile
# Deconfiguring aptitude ftp proxy
rm -f chroot/etc/apt/apt.conf.d/00ftp-proxy
# Deconfiguring aptitude http proxy
rm -f chroot/etc/apt/apt.conf.d/00http-proxy
# Deconfiguring aptitude pipeline
rm -f chroot/etc/apt/apt.conf.d/00pipeline
# Deconfiguring aptitude recommends
if [ "${LB_APT_RECOMMENDS}" = "true" ]
then
rm -f chroot/etc/apt/apt.conf.d/00recommends
fi
# Deconfiguring aptitude secure
if [ "${LB_APT_SECURE}" = "true" ]
then
rm -f chroot/etc/apt/apt.conf.d/00secure
fi
# Configuring apt config
if [ -f config/apt/apt.conf ]
then
if [ -f chroot/etc/apt/apt.conf ]
then
mv chroot/etc/apt/apt.conf chroot/etc/apt/apt.conf.orig
fi
cp config/apt/apt.conf chroot/etc/apt/apt.conf
if [ -f chroot/etc/apt/apt.conf.orig ]
then
mv chroot/etc/apt/apt.conf.orig chroot/etc/apt/apt.conf
fi
fi
# Deconfiguring apt preferences
if [ -f config/apt/preferences ]
then
if [ -f chroot/etc/apt/preferences ]
then
mv chroot/etc/apt/preferences chroot/etc/apt/preferences.orig
fi
cp config/apt/preferences chroot/etc/apt/preferences
if [ -f chroot/etc/apt/preferences.orig ]
then
mv chroot/etc/apt/preferences.orig chroot/etc/apt/preferences
fi
fi
if Find_files config/apt/*.pref
then
for _FILE in config/apt/*.pref
do
if [ -f chroot/etc/apt/preferences.d/$(basename ${_FILE}) ]
then
mv chroot/etc/apt/preferences.d/$(basename ${_FILE}) chroot/etc/apt/preferences.d/$(basename ${_FILE}).orig
fi
cp -aL ${_FILE} chroot/etc/apt/preferences.d
if [ -f chroot/etc/apt/preferences.d/$(basename ${_FILE}).orig ]
then
mv chroot/etc/apt/preferences.d/$(basename ${_FILE}).orig chroot/etc/apt/preferences.d/$(basename ${_FILE})
fi
done
fi
if Find_files config/packages.chroot/*.deb || Find_files config/packages/*.deb
then
if [ -f chroot/etc/apt/preferences ]
then
# delete additions from lb_chroot_apt install|install-binary to preferences
sed -i '/# Added by lb_chroot_apt/,$d' chroot/etc/apt/preferences
# delete the last empty line
sed -i '${/^[[:blank:]]*$/d;}' chroot/etc/apt/preferences
# if the resulting preferences file is empty there was no user additions, remove it
if [ ! -s chroot/etc/apt/preferences ]
then
rm -rf chroot/etc/apt/preferences
fi
fi
fi
# Removing stage file
Remove_stagefile
;;
*)
Usage
;;
esac