Crankshaft

Dockerfile

@@ -0,0 +1,14 @@
+FROM debian:buster
+
+ENV DEBIAN_FRONTEND noninteractive
+
+RUN apt-get -y update && \
+    apt-get -y install \
+        git vim parted \
+        quilt coreutils qemu-user-static debootstrap zerofree zip dosfstools \
+        bsdtar libcap2-bin rsync grep udev xz-utils curl xxd file kmod\
+    && rm -rf /var/lib/apt/lists/*
+
+COPY . /pi-gen/
+
+VOLUME [ "/pi-gen/work", "/pi-gen/deploy"]

build-docker.sh

@@ -0,0 +1,108 @@
+#!/bin/bash -eu
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+
+BUILD_OPTS="$*"
+
+DOCKER="docker"
+
+if ! ${DOCKER} ps >/dev/null 2>&1; then
+	DOCKER="sudo docker"
+fi
+if ! ${DOCKER} ps >/dev/null; then
+	echo "error connecting to docker:"
+	${DOCKER} ps
+	exit 1
+fi
+
+CONFIG_FILE=""
+if [ -f "${DIR}/config" ]; then
+	CONFIG_FILE="${DIR}/config"
+fi
+
+while getopts "c:" flag
+do
+	case "${flag}" in
+		c)
+			CONFIG_FILE="${OPTARG}"
+			;;
+		*)
+			;;
+	esac
+done
+
+# Ensure that the configuration file is an absolute path
+if test -x /usr/bin/realpath; then
+	CONFIG_FILE=$(realpath -s "$CONFIG_FILE")
+fi
+
+# Ensure that the confguration file is present
+if test -z "${CONFIG_FILE}"; then
+	echo "Configuration file need to be present in '${DIR}/config' or path passed as parameter"
+	exit 1
+else
+	# shellcheck disable=SC1090
+	source "${CONFIG_FILE}"
+fi
+
+CONTAINER_NAME=${CONTAINER_NAME:-pigen_work}
+CONTINUE=${CONTINUE:-0}
+PRESERVE_CONTAINER=${PRESERVE_CONTAINER:-0}
+
+if [ -z "${IMG_NAME}" ]; then
+	echo "IMG_NAME not set in 'config'" 1>&2
+	echo 1>&2
+exit 1
+fi
+
+# Ensure the Git Hash is recorded before entering the docker container
+GIT_HASH=${GIT_HASH:-"$(git rev-parse HEAD)"}
+
+CONTAINER_EXISTS=$(${DOCKER} ps -a --filter name="${CONTAINER_NAME}" -q)
+CONTAINER_RUNNING=$(${DOCKER} ps --filter name="${CONTAINER_NAME}" -q)
+if [ "${CONTAINER_RUNNING}" != "" ]; then
+	echo "The build is already running in container ${CONTAINER_NAME}. Aborting."
+	exit 1
+fi
+if [ "${CONTAINER_EXISTS}" != "" ] && [ "${CONTINUE}" != "1" ]; then
+	echo "Container ${CONTAINER_NAME} already exists and you did not specify CONTINUE=1. Aborting."
+	echo "You can delete the existing container like this:"
+	echo "  ${DOCKER} rm -v ${CONTAINER_NAME}"
+	exit 1
+fi
+
+# Modify original build-options to allow config file to be mounted in the docker container
+BUILD_OPTS="$(echo "${BUILD_OPTS:-}" | sed -E 's@\-c\s?([^ ]+)@-c /config@')"
+
+${DOCKER} build -t pi-gen "${DIR}"
+if [ "${CONTAINER_EXISTS}" != "" ]; then
+	trap 'echo "got CTRL+C... please wait 5s" && ${DOCKER} stop -t 5 ${CONTAINER_NAME}_cont' SIGINT SIGTERM
+	time ${DOCKER} run --rm --privileged \
+		--volume "${CONFIG_FILE}":/config:ro \
+		-e "GIT_HASH=${GIT_HASH}" \
+		--volumes-from="${CONTAINER_NAME}" --name "${CONTAINER_NAME}_cont" \
+		pi-gen \
+		bash -e -o pipefail -c "dpkg-reconfigure qemu-user-static &&
+	cd /pi-gen; ./build.sh ${BUILD_OPTS} &&
+	rsync -av work/*/build.log deploy/" &
+	wait "$!"
+else
+	trap 'echo "got CTRL+C... please wait 5s" && ${DOCKER} stop -t 5 ${CONTAINER_NAME}' SIGINT SIGTERM
+	time ${DOCKER} run --name "${CONTAINER_NAME}" --privileged \
+		--volume "${CONFIG_FILE}":/config:ro \
+		-e "GIT_HASH=${GIT_HASH}" \
+		pi-gen \
+		bash -e -o pipefail -c "dpkg-reconfigure qemu-user-static &&
+	cd /pi-gen; ./build.sh ${BUILD_OPTS} &&
+	rsync -av work/*/build.log deploy/" &
+	wait "$!"
+fi
+echo "copying results from deploy/"
+${DOCKER} cp "${CONTAINER_NAME}":/pi-gen/deploy .
+ls -lah deploy
+
+# cleanup
+if [ "${PRESERVE_CONTAINER}" != "1" ]; then
+	${DOCKER} rm -v "${CONTAINER_NAME}"
+fi
+
+echo "Done! Your image(s) should be in deploy/"