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Dockerfile
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#
# This is the OpenShift ovn overlay network image.
# it provides an overlay network using ovs/ovn/ovn-kube
#
# The standard name for this image is ovn-kube
# Notes:
# This is for a build where the ovn-kubernetes utilities
# are built in this Dockerfile and included in the image (instead of the rpm)
#
FROM openshift/origin-release:golang-1.12 AS builder
WORKDIR /go-controller
COPY go-controller/ .
# build the binaries
RUN CGO_ENABLED=0 make
RUN CGO_ENABLED=0 make windows
FROM openshift/origin-cli AS cli
FROM openshift/origin-base
USER root
ENV PYTHONDONTWRITEBYTECODE yes
# install needed rpms - openvswitch must be 2.10.4 or higher
# install selinux-policy first to avoid a race
RUN yum install -y \
selinux-policy && \
yum clean all
RUN INSTALL_PKGS=" \
PyYAML openssl firewalld-filesystem \
libpcap iproute strace \
openvswitch2.13 openvswitch2.13-devel \
ovn2.13 ovn2.13-central ovn2.13-host ovn2.13-vtep \
containernetworking-plugins yum-utils \
" && \
yum install -y --setopt=tsflags=nodocs --setopt=skip_missing_names_on_install=False $INSTALL_PKGS && \
yum clean all && rm -rf /var/cache/*
RUN mkdir -p /var/run/openvswitch && \
mkdir -p /var/run/ovn && \
mkdir -p /etc/cni/net.d && \
mkdir -p /opt/cni/bin && \
mkdir -p /usr/libexec/cni/ && \
mkdir -p /root/windows/
COPY --from=builder /go-controller/_output/go/bin/ovnkube /usr/bin/
COPY --from=builder /go-controller/_output/go/bin/ovn-kube-util /usr/bin/
COPY --from=builder /go-controller/_output/go/bin/ovn-k8s-cni-overlay /usr/libexec/cni/ovn-k8s-cni-overlay
COPY --from=builder /go-controller/_output/go/bin/windows/hybrid-overlay.exe /root/windows/
COPY --from=cli /usr/bin/oc /usr/bin/
RUN ln -s /usr/bin/oc /usr/bin/kubectl
RUN stat /usr/bin/oc
# copy git commit number into image
COPY .git/HEAD /root/.git/HEAD
COPY .git/refs/heads/ /root/.git/refs/heads/
# ovnkube.sh is the entry point. This script examines environment
# variables to direct operation and configure ovn
COPY dist/images/ovnkube.sh /root/
# iptables wrappers
COPY ./dist/images/iptables-scripts/iptables /usr/sbin/
COPY ./dist/images/iptables-scripts/iptables-save /usr/sbin/
COPY ./dist/images/iptables-scripts/iptables-restore /usr/sbin/
COPY ./dist/images/iptables-scripts/ip6tables /usr/sbin/
COPY ./dist/images/iptables-scripts/ip6tables-save /usr/sbin/
COPY ./dist/images/iptables-scripts/ip6tables-restore /usr/sbin/
COPY ./dist/images/iptables-scripts/iptables /usr/sbin/
LABEL io.k8s.display-name="ovn kubernetes" \
io.k8s.description="This is a component of OpenShift Container Platform that provides an overlay network using ovn." \
summary="This is a component of OpenShift Container Platform that provides an overlay network using ovn." \
io.openshift.tags="openshift" \
maintainer="Phil Cameron <[email protected]>"
WORKDIR /root
ENTRYPOINT /root/ovnkube.sh