chore: add scripts to build ovs

Makefile

@@ -20,6 +20,9 @@ build-go:
 	CGO_ENABLED=0 GOOS=linux go build -o $(PWD)/dist/images/kube-ovn-webhook -ldflags "-w -s" -v ./cmd/webhook
 	CGO_ENABLED=0 GOOS=linux go build -o $(PWD)/dist/images/kube-ovn-pinger -ldflags "-w -s" -v ./cmd/pinger
 
+ovs:
+	docker build -t ovs:latest -f dist/ovs/Dockerfile dist/ovs/
+
 release: lint build-go
 	docker build -t ${REGISTRY}/kube-ovn:${RELEASE_TAG} -f dist/images/Dockerfile dist/images/
 

dist/images/Dockerfile

@@ -1,25 +1,4 @@
-FROM centos:7
-
-ENV PYTHONDONTWRITEBYTECODE yes
-
-RUN yum install -y  \
-        bind-utils \
-        numactl-libs \
-        firewalld-filesystem \
-        libpcap \
-        hostname \
-        iproute strace socat nc \
-        unbound unbound-devel \
-        tcpdump ipset && yum clean all
-
-ENV OVS_VERSION=20.03.0
-ENV OVS_SUBVERSION=1
-
-RUN rpm -ivh --nodeps https://github.com/alauda/ovs/releases/download/${OVS_VERSION}-${OVS_SUBVERSION}/openvswitch-${OVS_VERSION}-${OVS_SUBVERSION}.el7.x86_64.rpm && \
-    rpm -ivh --nodeps https://github.com/alauda/ovs/releases/download/${OVS_VERSION}-${OVS_SUBVERSION}/openvswitch-devel-${OVS_VERSION}-${OVS_SUBVERSION}.el7.x86_64.rpm && \
-    rpm -ivh --nodeps https://github.com/alauda/ovs/releases/download/${OVS_VERSION}-${OVS_SUBVERSION}/ovn-${OVS_VERSION}-${OVS_SUBVERSION}.el7.x86_64.rpm && \
-    rpm -ivh --nodeps https://github.com/alauda/ovs/releases/download/${OVS_VERSION}-${OVS_SUBVERSION}/ovn-central-${OVS_VERSION}-${OVS_SUBVERSION}.el7.x86_64.rpm && \
-    rpm -ivh --nodeps https://github.com/alauda/ovs/releases/download/${OVS_VERSION}-${OVS_SUBVERSION}/ovn-host-${OVS_VERSION}-${OVS_SUBVERSION}.el7.x86_64.rpm
+FROM ovs:latest
 
 RUN mkdir -p /var/run/openvswitch && \
     mkdir -p /var/run/ovn && \

dist/ovs/Dockerfile

@@ -0,0 +1,31 @@
+FROM centos:8 as ovs-rpm
+
+RUN yum install dnf-plugins-core -y && \
+    yum config-manager --set-enabled PowerTools && \
+    yum install python36 git wget openssl-devel gcc \
+    make python3-devel openssl-devel kernel-devel kernel-debug-devel \
+    autoconf automake rpm-build redhat-rpm-config libtool libcap-ng-devel \
+    checkpolicy selinux-policy-devel unbound unbound-devel gcc-c++ \
+    desktop-file-utils graphviz groff python3-sphinx -y
+COPY build.sh /root/build.sh
+RUN bash /root/build.sh
+ENV ARCH x86_64
+RUN mkdir /rpms/ && \
+    cp /ovs/rpm/rpmbuild/RPMS/${ARCH}/* /ovn/rpm/rpmbuild/RPMS/${ARCH}/* /rpms && \
+    cd /rpms && rm -f *debug* *docker* *vtep* *ipsec*
+
+
+FROM centos:8
+
+RUN yum install -y  \
+        bind-utils \
+        numactl-libs \
+        firewalld-filesystem \
+        iptables \
+        libpcap \
+        hostname \
+        iproute strace socat nc \
+        unbound unbound-devel \
+        tcpdump ipset && yum clean all
+COPY --from=ovs-rpm /rpms/* /rpms/
+RUN rpm -ivh --nodeps /rpms/*

dist/ovs/build.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+wget https://github.com/jemalloc/jemalloc/archive/5.2.1.tar.gz
+tar -zxvf 5.2.1.tar.gz
+cd jemalloc-5.2.1
+./autogen.sh
+make dist
+make && make install
+echo "/usr/local/lib" > /etc/ld.so.conf.d/other.conf
+/sbin/ldconfig
+cd ..
+
+git clone -b branch-2.13 --depth=1 https://github.com/openvswitch/ovs.git
+cd ovs
+curl https://github.com/alauda/ovs/commit/238003290766808ba310e1875157b3d414245603.patch | git apply
+sed -i 's/2.13.1/2.13.0/g' configure.ac
+sed -i 's/sphinx-build-3/sphinx-build/g' rhel/openvswitch-fedora.spec.in
+./boot.sh
+./configure LIBS=-ljemalloc
+make rpm-fedora
+cd ..
+
+git clone -b branch-20.03 --depth=1 https://github.com/ovn-org/ovn.git
+cd ovn
+curl https://github.com/alauda/ovn/commit/19e802b80c866089af8f7a21512f68decc75a874.patch | git apply
+sed -i 's/20.03.1/20.03.0/g' configure.ac
+./boot.sh
+./configure LIBS=-ljemalloc --with-ovs-source=/ovs
+make rpm-fedora