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#
# common settings and functions for cryptobox scripts
#
#################### some functions ####################
# get the path of a configuration file - local configuration files
# supersede default files
# parameter: base name of the configuration file
function get_config_file()
{
[ -e "$LOCALCONF_DIR/$1" ] && echo "$LOCALCONF_DIR/$1" && return 0
[ -e "$DEFAULTCONF_DIR/$1" ] && echo "$DEFAULTCONF_DIR/$1" && return 0
echo "configuration file ($1) not found!" >&2
exit 1
}
function error_die()
{
echo "$2" >&2
exit $1
}
function chroot_image()
{
MNT_SRC=$IMAGE_DIR/opt/dfsruntime/runtimerd
MNT_DST=$IMAGE_DIR/opt/dfsruntime/runtimemnt
TMP_DIR=/tmp/cryptobox-chroot-$(basename $0)-$$
[ -d "$TMP_DIR" ] && rm -rf "$TMP_DIR"
cp -a "$MNT_SRC/." "$TMP_DIR"
mount --bind "$TMP_DIR" "$MNT_DST"
[ ! -e "$TMP_DIR/dev/null" ] && mknod "$TMP_DIR/dev/null" c 1 3 && chmod 666 "$TMP_DIR/dev/null"
[ ! -e "$TMP_DIR/dev/urandom" ] && mknod "$TMP_DIR/dev/urandom" c 1 9 && chmod 444 "$TMP_DIR/dev/urandom"
[ ! -e "$TMP_DIR/dev/console" ] && mknod "$TMP_DIR/dev/console" c 1 5 && chmod 660 "$TMP_DIR/dev/console"
# remember, if proc was mounted before (e.g. because of a running chroot)
local PROC_WAS_MOUNTED=no
mount -t proc proc "$IMAGE_DIR/proc" 2>/dev/null || PROC_WAS_MOUNTED=yes
# default language setting - prevents dpkg error messages
# set default terminal (good if you are running in a screen session)
LANG=C TERM=linux chroot "$IMAGE_DIR" /bin/bash
umount "$MNT_DST"
[ "$PROC_WAS_MOUNTED" = "no" ] && umount "$IMAGE_DIR/proc"
rm -r "$TMP_DIR"
}
################### general settings ###################
# the base directory of your local development files
ROOT_DIR=$(dirname "$0")/..
ROOT_DIR=$(cd "$ROOT_DIR"; pwd)
# the template (default) configuration directory
DEFAULTCONF_DIR="$ROOT_DIR/etc-defaults.d"
# your local configuration directory (existing files supersede the defaults)
LOCALCONF_DIR="$ROOT_DIR/etc-local.d"
# local configuration directory - contains scripts to be executed after
# 'configure'
CUSTOM_CONFIGURE_DIR="$ROOT_DIR/configure-local.d"
# the chroot-wrapper within the cryptobox
CHROOT_START="/usr/lib/cryptobox-cd/chroot-start.sh"
############# include local configuration ##############
if [ -e "$(get_config_file cbox-dev.conf)" ]
then source "$(get_config_file cbox-dev.conf)"
else echo "local cbox-dev.conf ($(get_config_file cbox-dev.conf)) does not exist!" >&2
exit 1
fi
# image directory created by dfsbuild
# the BUILD_DIR is defined in the local cbox-dev.conf
IMAGE_DIR=$BUILD_DIR/target
IMAGEZ_DIR=$BUILD_DIR/target.z
IMAGEZ_FILE="${IMAGE_FILE%.iso}_compressed.iso"
UNCOMPRESSED_ITEMS="_offline autorun.inf start.html boot opt boot.catalog"
HD_IMAGE=$ROOT_DIR/test.img
HD_IMAGE_SIZE=256