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#!/bin/sh
set -eu
this="$(readlink -e "${0}")"
# assign defaults
project_dir="$(dirname "$(dirname "${this}")")"
debian_tag="${DEBIAN_TAG:-sid}"
usage() {
cat << EOF
Usage: $(basename "${this}") [OPTION]... [ACTION]
Run tests or create package in a podman (or docker) container
Options:
-h print this usage and exit
-C PROJECT_DIR change to PROJECT_DIR (default: ${project_dir})
-t DEBIAN_TAG debian release tag (default: ${debian_tag})
-c CONTAINER_CMD container runner command (default: podman)
Actions:
help print this usage and exit
package create debian package artifacts
test run tests (default)
Example:
$(basename "${this}") -C ~/code/git-buildpackage -t stretch package
EOF
}
die() { { echo "ERROR: ${*}"; usage; } >&2; exit 1; }
# convenience wrapper
# shellcheck disable=SC2068 # re-splitting command arguments intentional
container_build() {
${container_cmd} build \
--force-rm="${DOCKER_BUILD_FORCE_RM:-false}" \
--no-cache="${DOCKER_BUILD_NO_CACHE:-false}" \
${@}
}
# take path to project dir; build docker image for base
base_build() {
(
cd "${project_dir}"
[ -f .gitignore ] && cat .gitignore
[ -f .gitmodules ] && sed -nr 's|\s+path = (.+)|\1|gp' .gitmodules
cat <<EOF
${this##"${PWD}"/}
*.buildinfo
*.changes
*.deb
*.dsc
*.tar.xz
.dockerignore
.git*
EOF
) > "${project_dir}/.dockerignore"
container_build \
--pull="${DOCKER_BUILD_PULL:-false}" \
--build-arg="FROM_IMAGE=debian:${debian_tag}" \
-t "gbp-base:${debian_tag}" -f- "${project_dir}" <<'EOF'
ARG FROM_IMAGE
FROM ${FROM_IMAGE}
ENV DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true
WORKDIR /workdir/project
RUN set -euvx \
&& apt-get update -y \
&& apt-get -y --no-install-recommends install \
build-essential devscripts equivs
COPY debian debian
RUN mk-build-deps -r -i debian/control -t 'apt-get -y -o Debug::pkgProblemResolver=yes --no-install-recommends'
# To avoid constantly invalidating previous container layers, run the slow
# dependency installation early and copy files (along with any changed files)
# later
COPY . .
RUN groupadd luser && useradd -g luser luser && chown -R luser:luser ..
USER luser
EOF
rm -vf "${project_dir}/.dockerignore"
}
# run tests
gbp_test() {
base_build
for L in C.UTF-8 C; do
${container_cmd} run --rm -ie"TEST_LOCALE=${L}" \
"gbp-base:${debian_tag}" sh <<'EOF'
set -euvx
make all+net
make -C docs
EOF
done
}
# create debian package artifacts, copy to host
gbp_package() {
base_build
container_build \
--build-arg="FROM_IMAGE=gbp-base:${debian_tag}" \
-t "gbp-package:${debian_tag}" -f- "${project_dir}" <<'EOF'
ARG FROM_IMAGE
FROM ${FROM_IMAGE}
RUN dpkg-buildpackage -j$(nproc) -sa -us -uc
EOF
${container_cmd} run --rm -iu0:0 \
--mount="type=bind,source=${PWD},target=/mnt/host-volume" \
"gbp-package:${debian_tag}" sh <<EOF
set -euvx
find .. -maxdepth 1 -mindepth 1 -type f \
-exec chown -v $(id -u):$(id -g) {} + \
-a -exec cp -vat /mnt/host-volume {} +
EOF
}
while getopts ":hC:t:c:" opt; do
case $opt in
h) usage; exit 0;;
C) project_dir="$(readlink -e "${OPTARG}")"
[ -d "${project_dir}" ] || die "bad project dir ${OPTARG}";;
t) debian_tag="${OPTARG}";;
c) container_cmd="${OPTARG}";;
:) die "missing argument: -${OPTARG}";;
\?) die "bad option: -${OPTARG}";;
esac
done
# Set default container command
container_cmd="${container_cmd:-podman}"
# Set default container command value if none set
case "${container_cmd}" in
docker|podman) ;;
*) die "container command is expected to be one of 'docker' or 'podman'" ;;
esac
shift $((OPTIND - 1))
case "${1:-test}" in
'help') usage; exit 0;;
'test') gbp_test; exit ${?};;
'package') gbp_package; exit ${?};;
*) die "bad action: ${1}";;
esac
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