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#!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2020 The Debian Live team
##
## 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="Prep chroot"
USAGE="${PROGRAM} {install|remove} {all|all-except-archives|\"HELPERS\"} [MODE[ MODE..]] [--force]"
# Processing arguments and configuration files
Init_config_data "${@}"
# Requiring stage file
Require_stagefiles config bootstrap
ACTION="${1}"
HELPERS="${2}"
shift 2
if ! In_list "${ACTION}" install remove; then
Echo_error "Invalid action parameter"
exit 1
fi
if [ -z "${HELPERS}" ]; then
Echo_error "You must specify which helpers to run"
exit 1
fi
ARCHIVES_PASS=""
APT_ACTION="${ACTION}"
MODES="mode-archives-chroot \
mode-archives-binary \
mode-archives-source \
mode-apt-install-binary"
while In_list "${1}" $MODES; do
case "${1}" in
mode-archives-chroot)
ARCHIVES_PASS="chroot"
;;
mode-archives-binary)
ARCHIVES_PASS="binary"
;;
mode-archives-source)
ARCHIVES_PASS="source"
;;
mode-apt-install-binary)
APT_ACTION="install-binary"
;;
*)
Echo_error "Internal failure, case not covered"
exit 1
;;
esac
shift
done
# Default set, EXCLUDING 'archives'
DEFAULT_HELPERS="devpts proc selinuxfs sysfs debianchroot dpkg tmpfs sysv-rc hosts resolv hostname apt"
case "${HELPERS}" in
all)
HELPERS="${DEFAULT_HELPERS} archives"
;;
all-except-archives)
HELPERS="${DEFAULT_HELPERS}"
;;
*)
# Support both comma and space separation
# Support with and without 'chroot_' script filename prefix
HELPERS="$(echo "${HELPERS}" | sed -e 's|,| |g' -e 's|^chroot_||g')"
;;
esac
if In_list "prep" ${HELPERS}; then
Echo_error "Recursive!"
exit 1
fi
if In_list "archives" ${HELPERS} && [ -z "${ARCHIVES_PASS}" ]; then
Echo_error "Use of the archives component through chroot_prep requires specifying a mode-archives-* mode"
exit 1
fi
if [ "${_ACTION}" = "remove" ]; then
HELPERS_REVERSED=""
for HELPER in $HELPERS; do
HELPERS_REVERSED="${HELPER}${HELPERS_REVERSED:+ $HELPERS_REVERSED}"
done
HELPERS="${HELPERS_REVERSED}"
fi
for HELPER in $HELPERS; do
case "${HELPER}" in
archives)
lb "chroot_${HELPER}" "${ARCHIVES_PASS}" "${ACTION}" "${@}"
;;
apt)
lb "chroot_${HELPER}" "${APT_ACTION}" "${@}"
;;
*)
lb "chroot_${HELPER}" "${ACTION}" "${@}"
;;
esac
done
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