apiVersion: apps/v1
# 에이전트를 Deployment(디플로이먼트)로 배포할 수도 있다. 각 노드에 에이전트가
# 있을 필요는 없다.
kind: DaemonSet
metadata:
  labels:
    addonmanager.kubernetes.io/mode: Reconcile
    k8s-app: konnectivity-agent
  namespace: kube-system
  name: konnectivity-agent
spec:
  selector:
    matchLabels:
      k8s-app: konnectivity-agent
  template:
    metadata:
      labels:
        k8s-app: konnectivity-agent
    spec:
      priorityClassName: system-cluster-critical
      tolerations:
        - key: "CriticalAddonsOnly"
          operator: "Exists"
      containers:
        - image: us.gcr.io/k8s-artifacts-prod/kas-network-proxy/proxy-agent:v0.0.16
          name: konnectivity-agent
          command: ["/proxy-agent"]
          args: [
                  "--logtostderr=true",
                  "--ca-cert=/var/run/secrets/kubernetes.io/serviceaccount/ca.crt",
                  # konnectivity 서버는 hostNetwork=true로 실행되기 때문에,
                  # 이것은 마스터 머신의 IP 주소이다.
                  "--proxy-server-host=35.225.206.7",
                  "--proxy-server-port=8132",
                  "--admin-server-port=8133",
                  "--health-server-port=8134",
                  "--service-account-token-path=/var/run/secrets/tokens/konnectivity-agent-token"
                  ]
          volumeMounts:
            - mountPath: /var/run/secrets/tokens
              name: konnectivity-agent-token
          livenessProbe:
            httpGet:
              port: 8134
              path: /healthz
            initialDelaySeconds: 15
            timeoutSeconds: 15
      serviceAccountName: konnectivity-agent
      volumes:
        - name: konnectivity-agent-token
          projected:
            sources:
              - serviceAccountToken:
                  path: konnectivity-agent-token
                  audience: system:konnectivity-server