Dockerfile for gobgp

Dockerfile.gobgp

# syntax = docker/dockerfile:experimental
FROM debian:buster

LABEL maintainer="wan.junjie@foxmail.com"
ARG VER
ARG DEBIAN_FRONTEND=noninteractive
ARG TARGETARCH

RUN apt-get update 
RUN apt-get -qy install curl ca-certificates 

ENV HOME /root
WORKDIR /root

RUN curl -sSf -O -L --retry 5 https://github.com/osrg/gobgp/releases/download/v${VER}/gobgp_${VER}_linux_${TARGETARCH}.tar.gz 

RUN tar -C /usr/local/bin -xzvf gobgp_${VER}_linux_${TARGETARCH}.tar.gz 

CMD [ "gobgpd", "-f", "/etc/gobgp/gobgp.conf" ]

gobgp.yaml

---
kind: DaemonSet
apiVersion: apps/v1
metadata:
  name: gobgp
  namespace: kube-system
  annotations:
    kubernetes.io/description: |
      This daemonset launches the gobgp dameon.
spec:
  selector:
    matchLabels:
      app: gobgp
  updateStrategy:
    type: OnDelete
  template:
    metadata:
      labels:
        app: gobgp
        component: network
        type: infra
    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: role
                operator: In
                values:
                - ovngw
                - ovngw-dpdk
      tolerations:
      - operator: Exists
        effect: NoSchedule
      priorityClassName: system-cluster-critical
      serviceAccountName: ovn
      hostNetwork: true
      hostPID: true
      containers:
        - name: gobgp
          image: "your.private.hub/gobgp:2.22.0"
          imagePullPolicy: IfNotPresent
          command: ["gobgpd -f /etc/gobgp/gobgp.conf"]
          securityContext:
            runAsUser: 0
            privileged: true
          env:
            - name: NODE_NAME
              valueFrom:
                fieldRef:
                  fieldPath: spec.NodeName
          volumeMounts:
            - mountPath: /etc/gobgp
              name: host-etc-gobgp
          readinessProbe:
            exec:
              command:
                - gobgp
                - neighbor
            periodSeconds: 30
          livenessProbe:
            exec:
              command:
                - gobgp
                - neighbor
            initialDelaySeconds: 10
            periodSeconds: 30
            failureThreshold: 30
          resources:
            requests:
              memory: 256Mi
            limits:
              memory: 512Mi
      nodeSelector:
        kubernetes.io/os: "linux"
      volumes:
        - name: host-etc-gobgp
          hostPath:
            path: /etc/gobgp

Makefile

REGISTRY=your.private.hub
gobgpVER=2.22.0

gobgp:
	docker buildx build --platform linux/amd64,linux/arm64 --build-arg VER=${gobgpVER} -t ${REGISTRY}/gobgp:${gobgpVER} -f Dockerfile.gobgp . --push