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author | Daniel Baumann <daniel@debian.org> | 2010-02-05 17:10:44 +0100 |
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committer | Daniel Baumann <daniel@debian.org> | 2011-03-09 19:17:04 +0100 |
commit | 3b80c5c5d9c9d2eec91910b70a120da5943c7fac (patch) | |
tree | 31b5fef2977e7fabe669077041c569169c788a95 /helpers/binary_chroot | |
parent | 59e9a93ad08c171fb0d22e965c56f91c5bd17615 (diff) | |
download | live-build-3b80c5c5d9c9d2eec91910b70a120da5943c7fac.zip live-build-3b80c5c5d9c9d2eec91910b70a120da5943c7fac.tar.gz |
Dropping lh_ prefix from internal helpers, this is not user visible.
Diffstat (limited to 'helpers/binary_chroot')
-rwxr-xr-x | helpers/binary_chroot | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/helpers/binary_chroot b/helpers/binary_chroot new file mode 100755 index 0000000..c65b7b5 --- /dev/null +++ b/helpers/binary_chroot @@ -0,0 +1,119 @@ +#!/bin/sh + +# lh_binary_chroot(1) - copy chroot into chroot +# Copyright (C) 2006-2009 Daniel Baumann <daniel@debian.org> +# +# live-helper 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 +. "${LH_BASE:-/usr/share/live-helper}"/live-helper.sh + +# Setting static variables +DESCRIPTION="$(Echo 'copy chroot into chroot')" +HELP="" +USAGE="${PROGRAM} [--force]" + +Arguments "${@}" + +# Reading configuration files +Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source +Set_defaults + +Echo_message "Begin copying chroot..." + +# Requiring stage file +Require_stagefile .stage/config .stage/bootstrap + +# Checking stage file +Check_stagefile .stage/binary_chroot + +# Checking lock file +Check_lockfile .lock + +# Creating lock file +Create_lockfile .lock + +# Normally, virtual filesystems are not mounted here, but people tend to be lazy +if [ -f chroot/proc/version ] +then + if [ "${LH_USE_FAKEROOT}" != "true" ] +then + ${LH_ROOT_COMMAND} umount chroot/proc + else + rm -rf chroot/proc + mkdir -p chroot/proc + fi +fi + +if [ -d chroot/sys/kernel ] +then + if [ "${LH_USE_FAKEROOT}" != "true" ] + then + ${LH_ROOT_COMMAND} umount chroot/sys + else + rm -rf chroot/sys + mkdir -p chroot/sys + fi +fi + +# Copying /dev if using fakeroot +if [ "${LH_USE_FAKEROOT}" = "true" ] +then + rm -rf chroot/dev + find /dev | cpio -dmpu chroot +fi + +if [ "${LH_CHROOT_BUILD}" = "false" ] +then + exit 0 +fi + +if [ "${LH_CACHE}" = "true" ] && Find_files cache/stages_rootfs/filesystem* +then + exit 0 +fi + +Echo_message "This may take a while." + +# Removing old chroot +${LH_ROOT_COMMAND} rm -rf chroot/chroot +${LH_ROOT_COMMAND} rm -rf chroot.tmp + +# Copying new chroot +if [ -d cache/stages_bootstrap ] && [ "${LH_CHROOT_FILESYSTEM}" != "plain" ] +then + ${LH_ROOT_COMMAND} mv chroot chroot.tmp + ${LH_ROOT_COMMAND} cp -a cache/stages_bootstrap chroot + ${LH_ROOT_COMMAND} touch chroot/chroot.cache +else + ${LH_ROOT_COMMAND} cp -a chroot chroot.tmp +fi + +${LH_ROOT_COMMAND} mv chroot.tmp chroot/chroot + +if [ -f config/binary_rootfs/exclude ] +then + # Read exclude file and expand wildcards. + for EXCLUDE in $(cat config/binary_rootfs/exclude) + do + if [ -e chroot/chroot/"${EXCLUDE}" ] + then + # Run "rm" inside the chroot so it cannot possibly remove host files. + Chroot chroot "rm -r chroot/${EXCLUDE}" + else + Echo_warning "Excluded path does not exist: %s" "${EXCLUDE}" + fi + done +fi + +if [ -n "${LH_ROOT_COMMAND}" ] +then + ${LH_ROOT_COMMAND} chown -R $(whoami):$(whoami) chroot +fi + +# Creating stage file +Create_stagefile .stage/binary_chroot |