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#! /bin/sh
# Build an Open Container Initiative (OCI) container image
curdir=$1; shift
rev=$1; shift
branch=$1; shift
arch=$1; shift
image=$1; shift
major=${rev%.*}
minor=${rev#*.}
abi=FreeBSD:${major}:${arch}
echo "Building OCI freebsd${major}-${image} image for ${abi}"
. ${curdir}/tools/oci-image-${image}.conf
init_workdir() {
local abi=$1; shift
local workdir=$(mktemp -d -t oci-images)
mkdir ${workdir}/repos
cat > ${workdir}/repos/base.conf <<EOF
FreeBSD-base: {
url: "file:///usr/obj/usr/src/repo/${abi}/latest"
signature_type: "none"
fingerprints: "none"
}
EOF
cp /etc/pkg/FreeBSD.conf ${workdir}/repos
echo ${workdir}
}
install_packages() {
local abi=$1; shift
local workdir=$1; shift
local rootdir=$1; shift
if [ ! -d ${rootdir}/usr/share/keys/pkg/trusted ]; then
mkdir -p ${rootdir}/usr/share/keys/pkg/trusted
fi
cp /usr/share/keys/pkg/trusted/* ${rootdir}/usr/share/keys/pkg/trusted
# We install the packages and then remove repository metadata (keeping the
# metadata for what was installed). This trims more than 40Mb from the
# resulting image.
env IGNORE_OSVERSION=yes ABI=${abi} pkg --rootdir ${rootdir} --repo-conf-dir ${workdir}/repos \
install -yq "$@" || exit $?
rm -rf ${rootdir}/var/db/pkg/repos
}
workdir=$(init_workdir ${abi})
if [ -n "${OCI_BASE_IMAGE}" ]; then
base_image=freebsd${major}-${OCI_BASE_IMAGE}
else
base_image=scratch
fi
c=$(buildah from ${base_image})
m=$(buildah mount $c)
oci_image_build
buildah unmount $c
buildah commit --rm $c freebsd${major}-${image}:latest
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