kexec-tools/tests/scripts/build-image.sh

58 lines
1.3 KiB
Bash
Executable File

#!/usr/bin/env bash
if [ $# -lt 2 ]; then
echo "Usage: $(basename $0) <base-image> <output-image> <build-script> [<build-script-args>]
Build a new <output-image> on top of <base-image>, and install
contents defined in <build-script>. <args> are directly passed
to <build-script>.
If <base-image> is raw, will copy it and create <output-image>
in qcow2 format.
If <base-image> is qcow2, will create <output-image> as a snapshot
on top of <base-image>"
exit 1
fi
BASEDIR=$(realpath $(dirname "$0"))
. $BASEDIR/image-init-lib.sh
# Base image to build from
BASE_IMAGE=$1 && shift
if [[ ! -e $BASE_IMAGE ]]; then
perror_exit "Base image '$BASE_IMAGE' not found"
else
BASE_IMAGE=$(realpath "$BASE_IMAGE")
fi
OUTPUT_IMAGE=$1 && shift
if [[ ! -d $(dirname $OUTPUT_IMAGE) ]]; then
perror_exit "Path '$(dirname $OUTPUT_IMAGE)' doesn't exists"
fi
INST_SCRIPT=$1 && shift
create_image_from_base_image $BASE_IMAGE $OUTPUT_IMAGE.building
mount_image $OUTPUT_IMAGE.building
img_inst() {
inst_in_image $OUTPUT_IMAGE.building $@
}
img_inst_pkg() {
inst_pkg_in_image $OUTPUT_IMAGE.building $@
}
img_run_cmd() {
run_in_image $OUTPUT_IMAGE.building "$@"
}
img_add_qemu_cmd() {
QEMU_CMD+="$@"
}
[ -e "$INST_SCRIPT" ] && source $INST_SCRIPT
mv $OUTPUT_IMAGE.building $OUTPUT_IMAGE