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-rwxr-xr-xsrc/chroot-tools/librechroot160
1 files changed, 87 insertions, 73 deletions
diff --git a/src/chroot-tools/librechroot b/src/chroot-tools/librechroot
index c8e02b0..d53448a 100755
--- a/src/chroot-tools/librechroot
+++ b/src/chroot-tools/librechroot
@@ -4,6 +4,7 @@
# Copyright 2010 Nicolás Reynolds
# Copyright 2011 Joshua Haase
+# Copyright 2012 Luke Shumaker
# ---------- GNU General Public License 3 ----------
@@ -22,87 +23,100 @@
# You should have received a copy of the GNU General Public License
# along with Parabola. If not, see <http://www.gnu.org/licenses/>.
-function usage {
-
- echo ""
- echo "Usage: $0 [options] [chrootname]"
- echo "Use it as root."
- echo ""
- echo "Default chroot name: $CHROOT"
- echo "Default chrootdir: $CHROOTDIR"
- echo ""
- echo "OPTIONS:"
- echo ""
- echo " -c : clean the chroot using pacman"
- echo " only 'base', 'base-devel' and 'sudo' on chroot"
- echo " -d <chrootdir> : use <chrootdir> instead of default"
- echo " -r : clean /repo on the chroot"
- echo " -h : this message"
- echo " -u : update the chroot"
- echo ""
+. /etc/libretools.conf
-}
+cmd=${0##*/}
-function clean_chroot { # Clean packages with pacman
- cp -a "$(dirname $0)/chcleanup" "${CHROOTDIR}/${CHROOTNAME}/clean"
+clean_chroot() { # Clean packages with pacman
+ msg "Cleaning chroot with pacman: ${chroot_path}"
- mkarchroot -r "cd /build; /clean" "${CHROOTDIR}/${CHROOTNAME}"
-}
+ cp -a "$(dirname $0)/chcleanup" "${chroot_path}/clean"
+ mkarchroot -r "cd /build; /clean" "${chroot_path}"
-function clean_repo {
- msg "Cleaning repo for chroot: ${CHROOTDIR}/${CHROOTNAME}"
- if [ -d "${CHROOTDIR}/${CHROOTNAME}/repo" ]; then
- find "${CHROOTDIR}/${CHROOTNAME}/repo/" -mindepth 1 -delete
- else
- mkdir -p "${CHROOTDIR}/${CHROOTNAME}/repo"
- fi
- bsdtar -czf "${CHROOTDIR}/${CHROOTNAME}/repo/repo.db.tar.gz" -T /dev/null
- ln -s "repo.db.tar.gz" "${CHROOTDIR}/${CHROOTNAME}/repo/repo.db"
+ #mkarchroot "${chroot_path}" base base-devel sudo "${CHROOTEXTRAPKG[@]}"
}
-source /etc/libretools.conf
-
-if [ -e "$XDG_CONFIG_HOME/libretools/libretools.conf" ]; then
- source "$XDG_CONFIG_HOME/libretools/libretools.conf"
-fi
-
-CLEANCHROOT='false'
-UPDATE='false'
-CLEANREPO='false'
-CHROOTNAME="${CHROOT:-${SUDO_USER:-root}}"
-
-while getopts 'hrcud:' arg; do
- case $arg in
- h) usage; exit 0 ;;
- c) CLEANCHROOT='true' ;;
- u) UPDATE='true' ;;
- r) CLEANREPO='true' ;;
- d) CHROOTDIR="$(readlink -e $OPTARG)" ;;
- esac
-done
-
-[[ "$UID" != "0" ]] && {
- error "This script must be run as root."
- exit 1
+
+clean_repo() {
+ msg "Cleaning repo for chroot: ${chroot_path}"
+
+ if [ -d "${chroot_path}/repo" ]; then
+ find "${chroot_path}/repo/" -mindepth 1 -delete
+ else
+ mkdir -p "${chroot_path}/repo"
+ fi
+ bsdtar -czf "${chroot_path}/repo/repo.db.tar.gz" -T /dev/null
+ ln -s "repo.db.tar.gz" "${chroot_path}/repo/repo.db"
}
-shift $(($OPTIND - 1))
+update() {
+ msg "Updating chroot: ${chroot_path}"
+ mkarchroot -u "${chroot_path}"
+}
-if [ $# -eq 1 ]; then
- CHROOTNAME="$1"
-fi
+enter() {
+ msg "Entering chroot: ${chroot_path}"
+ mkarchroot -r "bash" "${chroot_path}"
+}
-if "$CLEANREPO"; then
- clean_repo
-fi
+usage() {
+ echo "Usage: $cmd [OPTIONS] [CHROOT]"
+ echo 'Interacts with a chroot.'
+ echo ''
+ echo "The default CHROOT is \`${CHROOT}'."
+ echo ''
+ echo 'Options:'
+ echo ' Settings:'
+ echo " -d <CHROOTDIR> Use this dir instead of \`${CHROOTDIR}'"
+ echo ' -l <copy> Use this as the chroot copy instead of basing it'
+ echo ' on the username'
+ echo ' Modes:'
+ echo ' -h Show this message'
+ echo ' -c Clean the chroot using pacman'
+ echo ' -r Clean /repo in the chroot'
+ echo ' -u Update the chroot'
+}
-if "$CLEANCHROOT"; then
- clean_chroot
-elif "$UPDATE"; then
- msg "Updating chroot: ${CHROOTDIR}/${CHROOTNAME}"
- mkarchroot -u "${CHROOTDIR}/${CHROOTNAME}"
-else
- msg "Entering chroot: ${CHROOTDIR}/${CHROOTNAME}"
- mkarchroot -r "bash" "${CHROOTDIR}/${CHROOTNAME}"
-fi
+main() {
+ # The logic for setting CHROOTCOPY is mirred from makechrootpkg
+ CHROOTCOPY=$USER
+ [[ -n $SUDO_USER ]] && CHROOTCOPY=$SUDO_USER
+ [[ -z $CHROOTCOPY || $CHROOTCOPY = root ]] && CHROOTCOPY=copy
+
+ local mode=enter
+ while getopts 'hrcud:l:' arg; do
+ case $arg in
+ d) CHROOTDIR=$OPTARG;;
+ l) CHROOTCOPY=$OPTARG;;
+
+ c) mode=clean_chroot;;
+ r) mode=clean_repo;;
+ u) mode=update;;
+
+ h) usage; exit 0;;
+ *) usage; exit 1;;
+ esac
+ done
+ shift $(($OPTIND - 1))
+ case $# in
+ 0) :;;
+ 1) CHROOT="$1";;
+ *) usage; exit 1;;
+ esac
+
+ # not local
+ chroot_path="${CHROOTDIR}/${CHROOT}/${CHROOTCOPY}"
+
+ if (( EUID )); then
+ error "This script must be run as root."
+ exit 1
+ fi
+
+ case "$mode" in
+ clean_chroot) clean_chroot; exit $?;;
+ clean_repo) clean_repo; exit $?;;
+ update) update; exit $?;;
+ enter) enter; exit $?;;
+ esac
+}
-exit 0
+main "$@"