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LarryLaffer-devLarryLaffer-dev
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feat: Minimized Docker-Containers
Add Dockerfile, build script, and module lists for OpenSIPS variants
1 parent 728eeff commit 78ec75b

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‎tiny/Dockerfile‎

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ARG BUILDER_IMAGE=opensips-builder:latest
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FROM ${BUILDER_IMAGE} AS debs
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FROM debian:bookworm AS builder
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ARG MODULES_LIST=modules.lst.pcscf
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RUN export DEBIAN_FRONTEND=noninteractive && \
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apt-get update && apt-get install -y --no-install-recommends binutils && \
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rm -rf /var/lib/apt/lists/*
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COPY --from=debs /tmp/deb/ /tmp/debs/
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RUN export DEBIAN_FRONTEND=noninteractive && \
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dpkg -i /tmp/debs/*.deb || true && \
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apt-get update && apt-get -f -y install && \
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rm -rf /var/lib/apt/lists/*
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COPY make_min_archive.sh /tmp/opensips/make_min_archive.sh
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COPY modules/${MODULES_LIST} /tmp/modules.lst
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RUN /bin/bash -c "source /tmp/opensips/make_min_archive.sh"
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RUN mkdir /tmp/build_image && tar xzf ./opensips_img.tar.gz -C /tmp/build_image
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FROM scratch
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COPY --from=builder /tmp/build_image /
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ENTRYPOINT ["/usr/sbin/opensips", "-F"]

‎tiny/build‎

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#!/bin/bash
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
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VERSION=$(head -1 < "${SCRIPT_DIR}/../VERSION")
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REGISTRY="${REGISTRY:-harbor.volte.io/cnaas}"
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IMAGE="opensips"
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BUILDER_TAG="${REGISTRY}/${IMAGE}:builder"
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VARIANTS=(pcscf icscf scscf sbc ipsecgw)
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usage() {
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echo "Usage: $(basename "$0") [--no-push] [--builder-only] [VARIANT ...]"
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echo ""
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echo "Builds tiny (FROM scratch) OpenSIPS images for the specified chart variants."
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echo "If no VARIANT is given, all variants are built: ${VARIANTS[*]}"
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echo ""
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echo "Options:"
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echo " --no-push Build images but do not push to the registry"
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echo " --builder-only Only build the builder image (deb packages), skip tiny images"
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echo ""
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echo "Environment:"
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echo " REGISTRY Override the container registry (default: harbor.volte.io/cnaas)"
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echo ""
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echo "Examples:"
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echo " ./build # build + push all variants"
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echo " ./build pcscf sbc # build + push only P-CSCF and SBC"
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echo " ./build --no-push scscf # build S-CSCF without pushing"
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exit 1
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}
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PUSH=1
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BUILDER_ONLY=0
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SELECTED=()
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--no-push) PUSH=0; shift ;;
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--builder-only) BUILDER_ONLY=1; shift ;;
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--help|-h) usage ;;
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-*) echo "Unknown option: $1"; usage ;;
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*) SELECTED+=("$1"); shift ;;
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esac
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done
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if [[ ${#SELECTED[@]} -eq 0 ]]; then
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SELECTED=("${VARIANTS[@]}")
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fi
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for v in "${SELECTED[@]}"; do
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if [[ ! -f "${SCRIPT_DIR}/modules/modules.lst.${v}" ]]; then
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echo "Error: unknown variant '${v}' (no modules/modules.lst.${v} found)"
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exit 1
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fi
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done
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echo "==> Building OpenSIPS builder image (deb packages)"
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docker build \
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--target builder \
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-t "${BUILDER_TAG}" \
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-f "${SCRIPT_DIR}/../Dockerfile" \
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"${SCRIPT_DIR}/.."
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if [[ ${BUILDER_ONLY} -eq 1 ]]; then
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echo "==> Builder image ready: ${BUILDER_TAG}"
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exit 0
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fi
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for variant in "${SELECTED[@]}"; do
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TAG="${VERSION}-${variant}"
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FULL="${REGISTRY}/${IMAGE}:${TAG}"
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LATEST="${REGISTRY}/${IMAGE}:latest-${variant}"
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echo ""
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echo "==> Building tiny image: ${variant} (${FULL})"
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docker build \
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--build-arg "BUILDER_IMAGE=${BUILDER_TAG}" \
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--build-arg "MODULES_LIST=modules.lst.${variant}" \
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-t "${FULL}" \
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-f "${SCRIPT_DIR}/Dockerfile" \
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"${SCRIPT_DIR}"
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docker tag "${FULL}" "${LATEST}"
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if [[ ${PUSH} -eq 1 ]]; then
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echo " Pushing ${FULL}"
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docker push "${FULL}"
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echo " Pushing ${LATEST}"
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docker push "${LATEST}"
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fi
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done
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echo ""
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echo "==> Done. Built variants: ${SELECTED[*]}"

‎tiny/make_min_archive.sh‎

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#!/bin/sh
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BUILD_ROOT=/tmp/opensips_build
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FILELIST=/tmp/filelist
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FILELIST_BINARY=/tmp/filelist_binary
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TMP_TAR=/tmp/opensips_min.tar.gz
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IMG_TAR=/tmp/opensips_img.tar.gz
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clean_build_root() {
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rm -Rf $BUILD_ROOT
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mkdir -p $BUILD_ROOT
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rm -f $TMP_TAR
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rm -f $IMG_TAR
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}
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fs_files_debian() {
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local PACKAGES
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PACKAGES=$(dpkg-query -f '${binary:Package}\n' -W 'opensips*')
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PACKAGES="libc6 $PACKAGES"
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for pkg in $PACKAGES
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do
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dpkg-query -L $pkg 2> /dev/null
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done
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}
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extra_files_debian() {
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cat << EOF
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/etc
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/bin
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/usr/bin
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/usr/lib
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EOF
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}
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sort_filelist() {
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sort $FILELIST | uniq > $FILELIST.new
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mv -f $FILELIST.new $FILELIST
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}
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filter_unnecessary_files() {
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if [ -f /tmp/modules.lst ]; then
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rm -f /tmp/modules.lst.new
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for f in $(cat /tmp/modules.lst)
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do
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f=$(echo $f | sed "s/.so//")
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echo "$f.so" >> /tmp/modules.lst.new
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done
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ls -1 /usr/lib/x86_64-linux-gnu/opensips/modules/ > /tmp/modules.installed
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for f in $(grep -Fvf /tmp/modules.lst.new /tmp/modules.installed)
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do
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echo "Removing module $f..."
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sed -i \
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-e "\|^/usr/lib/x86_64-linux-gnu/opensips/modules/$f|d" \
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$FILELIST
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done
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fi
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sed -i \
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-e '\|^/\.$|d' \
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-e '\|^/lib/systemd|d' \
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-e '\|^/etc|d' \
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-e '\|^/usr/share|d' \
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-e '\|^/usr/lib/x86_64-linux-gnu/gconv/|d' \
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-e '\|^/.*\.flac$|d' \
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-e '\|^/.*/flac$|d' \
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-e '\|^/usr/sbin/opensipsctl|d' \
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-e '\|^/usr/sbin/opensipsdbctl|d' \
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-e '\|^/usr/sbin/osipsconsole|d' \
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$FILELIST
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}
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ldd_helper() {
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TESTFILE=$1
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ldd $TESTFILE 2> /dev/null > /dev/null || return
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RESULT=$(ldd $TESTFILE | grep -oP '\s\S+\s\(\S+\)' | sed -e 's/^\s//' -e 's/\s.*$//') #'
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echo "$RESULT"
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}
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find_binaries() {
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rm -f $FILELIST_BINARY
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for f in $(cat $FILELIST)
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do
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echo $f
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ldd_helper $f >> $FILELIST_BINARY
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done
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sort $FILELIST_BINARY | sort | uniq | sed -e '/linux-vdso.so.1/d' > $FILELIST_BINARY.new
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mv -f $FILELIST_BINARY.new $FILELIST_BINARY
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cat $FILELIST_BINARY | xargs realpath > $FILELIST_BINARY.new
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cat $FILELIST_BINARY.new >> $FILELIST_BINARY
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rm -f $FILELIST_BINARY.new
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}
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tar_files() {
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local TARLIST=/tmp/tarlist
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cat $FILELIST > $TARLIST
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cat $FILELIST_BINARY >> $TARLIST
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tar -czf $TMP_TAR --no-recursion -T $TARLIST
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rm -f $TARLIST
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}
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make_image_tar() {
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local CURDIR=`pwd`
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cd $BUILD_ROOT
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tar xzf $TMP_TAR
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tar czf $IMG_TAR *
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cd $CURDIR
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}
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clean_build_root
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fs_files_debian > $FILELIST
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extra_files_debian >> $FILELIST
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sort_filelist
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filter_unnecessary_files
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find_binaries
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tar_files
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make_image_tar
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mv $IMG_TAR .
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clean_build_root

‎tiny/modules/modules.lst.icscf‎

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db_mysql
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httpd
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signaling
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sl
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tm
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rr
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maxfwd
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sipmsgops
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mi_fifo
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mi_http
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acc
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proto_udp
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proto_tcp
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proto_bin
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clusterer
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aaa_diameter
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json
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prometheus
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proto_hep
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tracer

‎tiny/modules/modules.lst.ipsecgw‎

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httpd
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signaling
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sl
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tm
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rr
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maxfwd
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sipmsgops
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textops
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mi_fifo
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mi_http
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prometheus
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cachedb_local
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proto_udp
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proto_tcp
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proto_ipsec
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usrloc
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registrar
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proto_hep
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tracer

‎tiny/modules/modules.lst.pcscf‎

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db_mysql
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signaling
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sl
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proto_bin
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mi_http
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httpd
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prometheus
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clusterer
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tm
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rr
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maxfwd
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nathelper
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sipmsgops
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mi_fifo
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usrloc
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registrar
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acc
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proto_udp
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proto_tcp
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dialog
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aaa_diameter
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rtpengine
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json
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presence
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presence_reginfo
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pua
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pua_reginfo
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textops
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cachedb_redis
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proto_hep
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tracer

‎tiny/modules/modules.lst.sbc‎

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db_mysql
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signaling
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sl
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tm
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rr
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maxfwd
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sipmsgops
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mi_http
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httpd
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prometheus
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mi_fifo
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uac
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uac_auth
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uac_registrant
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b2b_entities
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b2b_logic
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drouting
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carrierroute
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enum
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dialplan
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json
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dialog
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permissions
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cachedb_local
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textops
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proto_udp
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proto_tcp
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proto_hep
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tracer
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rtpengine
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rtp_relay
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cachedb_redis

‎tiny/modules/modules.lst.scscf‎

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db_mysql
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httpd
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signaling
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sl
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tm
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rr
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maxfwd
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sipmsgops
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mi_fifo
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mi_http
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usrloc
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registrar
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acc
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proto_udp
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proto_tcp
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proto_bin
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clusterer
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aaa_diameter
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auth_aka
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aka_av_diameter
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dialplan
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auth
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json
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xml
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enum
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uac_auth
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uac
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dialog
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prometheus
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rest_client
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cachedb_redis
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dispatcher
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proto_hep
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tracer

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