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Dockerfile.arm64
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# Copyright (c) 2015-2021 Tigera, Inc. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
ARG ARCH=aarch64
ARG GIT_VERSION=unknown
ARG IPTABLES_VER=1.8.4-17
ARG LIBNFTNL_VER=1.1.5-4
ARG RUNIT_VER=2.1.2
ARG QEMU_IMAGE=calico/go-build:v0.55-arm64
ARG BIRD_IMAGE=calico/bird:latest
FROM calico/bpftool:v5.0-arm64 as bpftool
FROM ${QEMU_IMAGE} as qemu
FROM ${BIRD_IMAGE} as bird
FROM arm64v8/centos:8 as centos
MAINTAINER Reza Ramezanpour <[email protected]>
# Enable non-native builds of this image on an amd64 hosts.
# This must be the first RUN command in this file!
COPY --from=qemu /usr/bin/qemu-*-static /usr/bin/
ARG ARCH
ARG IPTABLES_VER
ARG LIBNFTNL_VER
ARG RUNIT_VER
ARG CENTOS_MIRROR_BASE_URL=https://vault.centos.org/8.4.2105
ARG LIBNFTNL_SOURCERPM_URL=${CENTOS_MIRROR_BASE_URL}/BaseOS/Source/SPackages/libnftnl-${LIBNFTNL_VER}.el8.src.rpm
ARG IPTABLES_SOURCERPM_URL=${CENTOS_MIRROR_BASE_URL}/BaseOS/Source/SPackages/iptables-${IPTABLES_VER}.el8.src.rpm
# Install build dependencies and security updates.
RUN dnf install -y 'dnf-command(config-manager)' && \
# Enable PowerTools repo for '-devel' packages
dnf config-manager --set-enabled powertools && \
# Install required packages for building rpms. yum-utils is not required but it gives us yum-builddep to easily install build deps.
yum install -y rpm-build yum-utils make && \
# Need these to build runit.
yum install -y wget glibc-static gcc && \
# Ensure security updates are installed.
yum -y update-minimal --security --sec-severity=Important --sec-severity=Critical
# In order to rebuild the iptables RPM, we first need to rebuild the libnftnl RPM because building
# iptables requires libnftnl-devel but libnftnl-devel is not available on ubi or CentOS repos.
# (Note: it's not in RHEL8.1 either https://bugzilla.redhat.com/show_bug.cgi?id=1711361).
# Rebuilding libnftnl will give us libnftnl-devel too.
RUN rpm -i ${LIBNFTNL_SOURCERPM_URL} && \
yum-builddep -y --spec /root/rpmbuild/SPECS/libnftnl.spec && \
rpmbuild -bb /root/rpmbuild/SPECS/libnftnl.spec && \
# Now install libnftnl and libnftnl-devel
rpm -Uv /root/rpmbuild/RPMS/${ARCH}/libnftnl-${LIBNFTNL_VER}.el8.${ARCH}.rpm && \
rpm -Uv /root/rpmbuild/RPMS/${ARCH}/libnftnl-devel-${LIBNFTNL_VER}.el8.${ARCH}.rpm && \
# Install source RPM for iptables and install its build dependencies.
rpm -i ${IPTABLES_SOURCERPM_URL} && \
yum-builddep -y --spec /root/rpmbuild/SPECS/iptables.spec
# Patch the iptables build spec so that we keep the legacy iptables binaries.
RUN sed -i '/drop all legacy tools/,/sbindir.*legacy/d' /root/rpmbuild/SPECS/iptables.spec
# Patch the iptables build spec to drop the renaming of nft binaries. Instead of renaming binaries,
# we will use alternatives to set the canonical iptables binaries.
RUN sed -i '/rename nft versions to standard name/,/^done/d' /root/rpmbuild/SPECS/iptables.spec
# Patch the iptables build spec so that legacy and nft iptables binaries are verified to be in the resulting rpm.
RUN sed -i '/%files$/a \
\%\{_sbindir\}\/xtables-legacy-multi \n\
\%\{_sbindir\}\/ip6tables-legacy \n\
\%\{_sbindir\}\/ip6tables-legacy-restore \n\
\%\{_sbindir\}\/ip6tables-legacy-save \n\
\%\{_sbindir\}\/iptables-legacy \n\
\%\{_sbindir\}\/iptables-legacy-restore \n\
\%\{_sbindir\}\/iptables-legacy-save \n\
\%\{_sbindir\}\/ip6tables-nft\n\
\%\{_sbindir\}\/ip6tables-nft-restore\n\
\%\{_sbindir\}\/ip6tables-nft-save\n\
\%\{_sbindir\}\/iptables-nft\n\
\%\{_sbindir\}\/iptables-nft-restore\n\
\%\{_sbindir\}\/iptables-nft-save\n\
' /root/rpmbuild/SPECS/iptables.spec
# Finally rebuild iptables.
RUN rpmbuild -bb /root/rpmbuild/SPECS/iptables.spec
# runit is not available in ubi or CentOS repos so build it.
RUN wget -P /tmp http://smarden.org/runit/runit-${RUNIT_VER}.tar.gz && \
gunzip /tmp/runit-${RUNIT_VER}.tar.gz && \
tar -xpf /tmp/runit-${RUNIT_VER}.tar -C /tmp && \
cd /tmp/admin/runit-${RUNIT_VER}/ && \
# runit compilation trigger a false positive error halting the process.
sed -i "s/runit-init/\/tmp\/admin\/runit-2.1.2\/compile\/runit-init/" src/runit-init.dist && \
sed -i "s/runsv/\/tmp\/admin\/runit-2.1.2\/compile\/runsv/" src/runsv.dist && \
sed -i "s/runsvchdir/\/tmp\/admin\/runit-2.1.2\/compile\/runsvchdir/" src/runsvchdir.dist && \
sed -i "s/runsvdir/\/tmp\/admin\/runit-2.1.2\/compile\/runsvdir/" src/runsvdir.dist && \
sed -i "s/svlogd/\/tmp\/admin\/runit-2.1.2\/compile\/svlogd/" src/svlogd.dist && \
sed -i "s/utmpset/\/tmp\/admin\/runit-2.1.2\/compile\/utmpset/" src/utmpset.dist && \
package/install
ARG UBI_DIGEST
FROM --platform=linux/arm64 registry.access.redhat.com/ubi8/ubi-minimal:8.4 as ubi
ARG ARCH
ARG GIT_VERSION
ARG IPTABLES_VER
ARG LIBNFTNL_VER
ARG RUNIT_VER
# Enable non-native builds of this image on an amd64 hosts.
# This must be the first RUN command in this file!
COPY --from=qemu /usr/bin/qemu-*-static /usr/bin/
# Update base packages to pick up security updates. Must do this before adding the centos repo.
RUN microdnf update
# Copy in runit binaries
COPY --from=centos /tmp/admin/runit-${RUNIT_VER}/command/* /usr/local/bin/
# Copy in our rpms
COPY --from=centos /root/rpmbuild/RPMS/${ARCH}/* /tmp/rpms/
# Install the necessary packages, making sure that we're using only CentOS repos.
# Since the ubi repos do not contain all the packages we need (they're missing conntrack-tools),
# we're using CentOS repos for all our packages. Using packages from a single source (CentOS) makes
# it less likely we'll run into package dependency version mismatches.
#
# NOTE: new packages need to be added to the keep-list in clean-up-filesystem.sh.
COPY centos.repo /etc/yum.repos.d/
RUN sed -i 's/x86_64/aarch64/' /etc/yum.repos.d/centos.repo
RUN rm /etc/yum.repos.d/ubi.repo && \
touch /in-the-container && \
microdnf install \
# Don't install copious docs.
--setopt=tsflags=nodocs \
# Needed for iptables
libpcap libmnl libnfnetlink libnetfilter_conntrack \
ipset \
iputils \
# Need arp
net-tools \
# Need kmod to ensure ip6tables-save works correctly
kmod \
# Also needed (provides utilities for browsing procfs like ps)
procps-ng \
iproute \
iproute-tc \
# Needed for conntrack
libnetfilter_cthelper libnetfilter_cttimeout libnetfilter_queue \
conntrack-tools \
# Needed for runit startup script
which \
# Needed for the cleanup script
findutils && \
microdnf clean all && \
# Install iptables via rpms. The libs must be force installed because the iptables source RPM has the release
# version '9.el8_0.1' while the existing iptables-libs (pulled in by the iputils package) has version '9.el8.1'.
rpm --force -i /tmp/rpms/iptables-libs-${IPTABLES_VER}.el8.${ARCH}.rpm && \
# Install compatible libnftnl version with selected iptables version
rpm --force -i /tmp/rpms/libnftnl-${LIBNFTNL_VER}.el8.${ARCH}.rpm && \
rpm -i /tmp/rpms/iptables-${IPTABLES_VER}.el8.${ARCH}.rpm && \
# Set alternatives
alternatives --install /usr/sbin/iptables iptables /usr/sbin/iptables-legacy 1 && \
alternatives --install /usr/sbin/ip6tables ip6tables /usr/sbin/ip6tables-legacy 1
# Add mitigation for https://access.redhat.com/security/cve/CVE-2019-15718
# This can be removed once we update to ubi:8.1
RUN systemctl disable systemd-resolved
# Copy our bird binaries in
COPY --from=bird /bird* /bin/
# Copy in the filesystem - this contains felix, calico-bgp-daemon, licenses, etc...
COPY filesystem/ /
# On UBI, /sbin/ is a symlink so the above copy clobbers it; restore /sbin as symlinks (some binaries and
# scripts hard-code /sbin/xyz, for example.
RUN ln -s /usr/sbin/* /sbin/
COPY --from=bpftool /bpftool /bin
# Copy in the calico-node binary
COPY dist/bin/calico-node-arm64 /bin/calico-node
# Clean out as many files as we can from the filesystem. We no longer need dnf or the platform python install
# or any of its dependencies.
ADD clean-up-filesystem.sh /
# Allowing qemu binaries to presist.
RUN sed -i 's#zmore#zmore\n\tqemu\n#m' clean-up-filesystem.sh
RUN /clean-up-filesystem.sh
# Copy everything into a fresh scratch image so that naive CVE scanners don't pick up binaries and libraries
# that have been removed in our later layers.
FROM scratch
COPY --from=ubi / /
# Add in top-level license file
COPY LICENSE /licenses
# Delete qemu binaries
RUN rm /usr/bin/qemu-*-static
CMD ["start_runit"]
# Required labels for certification
LABEL name="Calico node" \
vendor="Project Calico" \
version=$GIT_VERSION \
release="1" \
summary="Calico node handles networking and policy for Calico" \
description="Calico node handles networking and policy for Calico" \
maintainer="[email protected]"
# Tell sv where to find the services.
ENV SVDIR=/etc/service/enabled