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#!/bin/sh
#
# kas - setup tool for bitbake based projects
#
# Copyright (c) Siemens AG, 2018
#
# Authors:
# Jan Kiszka <jan.kiszka@siemens.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
set -e
usage()
{
printf "%b" "Usage: $0 [OPTIONS] { build | shell } [KASOPTIONS] KASFILE\n"
printf "%b" " $0 [OPTIONS] clean\n"
printf "%b" "\nPositional arguments:\n"
printf "%b" "build\t\t\tCheck out repositories and build target.\n"
printf "%b" "shell\t\t\tRun a shell in the build environment.\n"
printf "%b" "clean\t\t\tClean build artifacts, keep downloads.\n"
printf "%b" "\nOptional arguments:\n"
printf "%b" "--isar\t\t\tUse kas-isar container to build Isar image.\n"
printf "%b" "--docker-args\t\tAdditional arguments to pass to docker for" \
"running the build.\n"
printf "%b" "-v\t\t\tPrint operations.\n"
printf "%b" "--ssh-dir\t\tDirectory containing SSH configurations, " \
"avoid $HOME/.ssh unless you fully trust the container.\n"
printf "%b" "--no-proxy-from-env\tDo not inherit proxy settings from environment.\n"
exit 1
}
trace()
{
[ -n "${VERBOSE}" ] && echo "+ ""$@"
eval "$@"
}
DOCKER_IMAGE=kasproject/kas
if [ -n "${KAS_WORK_DIR}" ]; then
KAS_WORK_DIR=$(readlink -f ${KAS_WORK_DIR})
else
KAS_WORK_DIR=$(pwd)
fi
# parse kas-docker options
while [ $# -gt 0 ]; do
case "$1" in
--isar)
DOCKER_IMAGE=kasproject/kas-isar
if ! LOOP_DEV=$(/sbin/losetup -f 2>/dev/null); then
if [ $(id -u) -eq 0 ]; then
echo "Error: loop device not available!"
exit 1
fi
sudo_command="/sbin/losetup -f"
sudo_message="[sudo] enter password to setup loop"
sudo_message="$sudo_message devices by calling"
sudo_message="$sudo_message '$sudo_command': "
if ! LOOP_DEV=$(sudo -p "$sudo_message" $sudo_command \
2>/dev/null); then
echo "Error: loop device setup unsuccessful!"
echo "try calling '$sudo_command' with root" \
"permissions manually."
exit 1
fi
fi
ISAR_ARGS="--cap-add=SYS_ADMIN --cap-add=MKNOD --privileged \
--device ${LOOP_DEV}"
shift 1
;;
--docker-args)
[ $# -gt 0 ] || usage
USER_ARGS=$2
shift 2
;;
--ssh-dir)
[ $# -gt 2 ] || usage
SSH_DIR=$2
shift 2
;;
--no-proxy-from-env)
NO_PROXY_FROM_ENV=1
shift 1
;;
-v)
VERBOSE=1
shift 1
;;
--*)
usage
;;
clean)
[ $# -eq 1 ] || usage
CLEAN_DIR=build/tmp
if [ -n "${ISAR_ARGS}" ]; then
trace docker run -v ${KAS_WORK_DIR}:/work:rw \
--workdir=/work --rm ${ISAR_ARGS} \
${DOCKER_IMAGE} \
sudo rm -rf ${CLEAN_DIR}
else
trace rm -rf ${KAS_WORK_DIR}/{CLEAN_DIR}
fi
exit 0
;;
build|shell)
CMD=$1
shift 1
break
;;
*)
usage
;;
esac
done
[ -n "${CMD}" ] || usage
# parse kas sub-command (build or shell) options
while [ $# -gt 0 ]; do
case "$1" in
-h|--help)
trace docker run ${DOCKER_IMAGE} ${CMD} --help
exit 0
;;
--skip|--target|--task|-c|--command)
KAS_OPTIONS="${KAS_OPTIONS} $1 '$2'"
shift 2
;;
-*)
KAS_OPTIONS="${KAS_OPTIONS} $1"
shift 1
;;
*)
KAS_FILES=
for FILE in $(IFS=':'; echo $1); do
if ! REAL_FILE=$(realpath -qe $FILE); then
echo "Error: configuration file '${FILE}' not found"
exit 1
fi
if [ -z "${KAS_FILES}" ]; then
FIRST_KAS_FILE=${REAL_FILE}
KAS_FILES=${REAL_FILE}
else
KAS_FILES=${KAS_FILES}:${REAL_FILE}
fi
done
shift 1
;;
esac
done
[ -n "${FIRST_KAS_FILE}" ] || usage
KAS_FILE_DIR=$(dirname ${FIRST_KAS_FILE})
REPO_DIR=$(git -C ${KAS_FILE_DIR} rev-parse --show-toplevel 2>/dev/null) \
|| REPO_DIR=$(hg --cwd ${KAS_FILE_DIR} root 2>/dev/null) \
|| REPO_DIR=${KAS_FILE_DIR}
KAS_FILES=/repo/$(echo ${KAS_FILES} | sed 's|'${REPO_DIR}'/||g;s|:|:/repo/|g')
trace mkdir -p ${KAS_WORK_DIR}
DOCKER_ARGS="-v ${REPO_DIR}:/repo:ro \
-v ${KAS_WORK_DIR}:/work:rw --workdir=/work \
-e USER_ID=$(id -u) -e GROUP_ID=$(id -g) --rm"
if [ -n "${SSH_DIR}" ] ; then
if [ ! -d "${SSH_DIR}" ]; then
echo "Passed SSH_VALUE '${SSH_DIR}' is not a directory"
exit 1
fi
DOCKER_ARGS="${DOCKER_ARGS} -v $(readlink -f ${SSH_DIR}):/etc/skel/.ssh:ro"
fi
if [ -t 1 ]; then
DOCKER_ARGS="${DOCKER_ARGS} -t -i"
fi
if [ -n "${DL_DIR}" ]; then
trace mkdir -p ${DL_DIR}
DOCKER_ARGS="${DOCKER_ARGS} \
-v $(readlink -f ${DL_DIR}):/downloads:rw \
-e DL_DIR=/downloads"
fi
if [ -n "${SSTATE_DIR}" ]; then
trace mkdir -p ${SSTATE_DIR}
DOCKER_ARGS="${DOCKER_ARGS} \
-v $(readlink -f ${SSTATE_DIR}):/sstate:rw \
-e SSTATE_DIR=/sstate"
fi
if [ -n "${KAS_REPO_REF_DIR}" ]; then
DOCKER_ARGS="${DOCKER_ARGS} \
-v $(readlink -f ${KAS_REPO_REF_DIR}):/repo-ref:ro \
-e KAS_REPO_REF_DIR=${KAS_REPO_REF_DIR}"
fi
set -- ${DOCKER_ARGS}
for var in SHELL TERM KAS_DISTRO KAS_MACHINE KAS_TARGET KAS_TASK \
KAS_PREMIRRORS; do
if [ -n "$(eval echo \$${var})" ]; then
set -- "$@" -e "${var}='$(eval echo \"\$${var}\")'"
fi
done
if [ -z "${NO_PROXY_FROM_ENV+x}" ]; then
for var in http_proxy https_proxy ftp_proxy no_proxy NO_PROXY; do
if [ -n "$(eval echo \$${var})" ]; then
set -- "$@" -e "${var}='$(eval echo \$${var})'"
fi
done
fi
trace docker run "$@" ${ISAR_ARGS} ${USER_ARGS} \
${DOCKER_IMAGE} ${CMD} ${KAS_OPTIONS} ${KAS_FILES}