summaryrefslogtreecommitdiff
path: root/helpers/lh_chroot_cache
diff options
context:
space:
mode:
Diffstat (limited to 'helpers/lh_chroot_cache')
-rwxr-xr-xhelpers/lh_chroot_cache92
1 files changed, 92 insertions, 0 deletions
diff --git a/helpers/lh_chroot_cache b/helpers/lh_chroot_cache
new file mode 100755
index 0000000..8d3d962
--- /dev/null
+++ b/helpers/lh_chroot_cache
@@ -0,0 +1,92 @@
+#!/bin/sh
+
+# lh_chroot_cache(1) - cach chroot stage
+# Copyright (C) 2006-2007 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="${LH_BASE:-/usr/share/live-helper}"
+
+for FUNCTION in "${LH_BASE}"/functions/*.sh
+do
+ . "${FUNCTION}"
+done
+
+# Setting static variables
+DESCRIPTION="cache chroot stage"
+HELP=""
+USAGE="${PROGRAM} [--force]"
+
+Arguments "${@}"
+
+# Reading configuration files
+Read_conffile config/common
+Read_conffile config/bootstrap
+Read_conffile config/chroot
+Read_conffile config/binary
+Read_conffile config/source
+Set_defaults
+
+Echo_message "Begin caching chroot stage..."
+
+for STAGE in ${LH_CACHE_STAGES}
+do
+ case "${1}" in
+ restore)
+ # Checking stage file
+ Check_stagefile .stage/chroot_cache.restore
+
+ # Checking lock file
+ Check_lockfile .lock
+
+ # Creating lock file
+ Create_lockfile .lock
+
+ if [ "${STAGE}" = "chroot" ] && [ -d cache/stages_chroot ]
+ then
+ # Restoring old cache
+ ${LH_ROOT_COMMAND} cp -a cache/stages_chroot/* chroot
+
+ if [ -n "${LH_ROOT_COMMAND}" ]
+ then
+ ${LH_ROOT_COMMAND} chown -R `whoami`:`whoami` chroot
+ fi
+
+ # Creating stage file
+ Create_stagefile .stage/chroot_cache.restore
+
+ exit 0
+ fi
+ ;;
+
+ save)
+ # Checking stage file
+ Check_stagefile .stage/chroot_cache.save
+
+ # Checking lock file
+ Check_lockfile .lock
+
+ # Creating lock file
+ Create_lockfile .lock
+
+ if [ "${STAGE}" = "chroot" ]
+ then
+ 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
+ fi
+ ;;
+ esac
+done