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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/chroot_cache | |
parent | 59e9a93ad08c171fb0d22e965c56f91c5bd17615 (diff) | |
download | vyos-live-build-3b80c5c5d9c9d2eec91910b70a120da5943c7fac.tar.gz vyos-live-build-3b80c5c5d9c9d2eec91910b70a120da5943c7fac.zip |
Dropping lh_ prefix from internal helpers, this is not user visible.
Diffstat (limited to 'helpers/chroot_cache')
-rwxr-xr-x | helpers/chroot_cache | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/helpers/chroot_cache b/helpers/chroot_cache new file mode 100755 index 000000000..dacf8c023 --- /dev/null +++ b/helpers/chroot_cache @@ -0,0 +1,89 @@ +#!/bin/sh + +# lh_chroot_cache(1) - cach chroot stage +# 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 'cache chroot stage')" +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 caching chroot stage..." + +for STAGE in ${LH_CACHE_STAGES} +do + if [ "${STAGE}" = "chroot" ] + then + case "${1}" in + restore) + # Checking stage file + Check_stagefile .stage/chroot_cache.restore + + if [ -d cache/stages_chroot ] + then + # Checking lock file + Check_lockfile .lock + + # Creating lock file + Create_lockfile .lock + + # Removing old chroot + rm -rf chroot + + # Restoring old cache + ${LH_ROOT_COMMAND} cp -a cache/stages_chroot chroot + + if [ -n "${LH_ROOT_COMMAND}" ] + then + ${LH_ROOT_COMMAND} chown -R $(whoami):$(whoami) chroot + fi + + # Creating stage file + Create_stagefile .stage/chroot_cache.restore + + exit 0 + fi + ;; + + save) + # Checking stage file + Check_stagefile .stage/chroot_cache.save + + # Checking lock file + Check_lockfile .lock + + # Creating lock file + Create_lockfile .lock + + rm -rf cache/stages_chroot + + mkdir -p cache + + ${LH_ROOT_COMMAND} cp -a chroot cache/stages_chroot + + if [ -n "${LH_ROOT_COMMAND}" ] + then + ${LH_ROOT_COMMAND} chown -R $(whoami):$(whoami) cache/stages_chroot + fi + + # Creating stage file + Create_stagefile .stage/chroot_cache.save + ;; + esac + fi +done |