apiVersion: v1
kind: Pod
metadata:
  creationTimestamp: "2026-04-20T17:40:24Z"
  generateName: coredns-687748f8b7-
  generation: 1
  labels:
    k8s-app: kube-dns
    pod-template-hash: 687748f8b7
  name: coredns-687748f8b7-fh44k
  namespace: kube-system
  ownerReferences:
  - apiVersion: apps/v1
    blockOwnerDeletion: true
    controller: true
    kind: ReplicaSet
    name: coredns-687748f8b7
    uid: 5e035731-01b6-4190-a2f9-52953f19d3cf
  resourceVersion: "1135"
  uid: 9eb024ff-19c6-480b-96f9-3382f31b9f2f
spec:
  affinity:
    podAntiAffinity:
      preferredDuringSchedulingIgnoredDuringExecution:
      - podAffinityTerm:
          labelSelector:
            matchExpressions:
            - key: k8s-app
              operator: In
              values:
              - kube-dns
          topologyKey: kubernetes.io/hostname
        weight: 100
  containers:
  - args:
    - -conf
    - /etc/coredns/Corefile
    image: registry.k8s.io/coredns/coredns:v1.12.0
    imagePullPolicy: IfNotPresent
    livenessProbe:
      failureThreshold: 5
      httpGet:
        path: /health
        port: 8080
        scheme: HTTP
      initialDelaySeconds: 60
      periodSeconds: 10
      successThreshold: 1
      timeoutSeconds: 5
    name: coredns
    ports:
    - containerPort: 53
      name: dns
      protocol: UDP
    - containerPort: 53
      name: dns-tcp
      protocol: TCP
    - containerPort: 9153
      name: metrics
      protocol: TCP
    readinessProbe:
      failureThreshold: 3
      httpGet:
        path: /ready
        port: 8181
        scheme: HTTP
      periodSeconds: 10
      successThreshold: 1
      timeoutSeconds: 1
    resources:
      limits:
        memory: 170Mi
      requests:
        cpu: 100m
        memory: 70Mi
    securityContext:
      allowPrivilegeEscalation: false
      capabilities:
        add:
        - NET_BIND_SERVICE
        drop:
        - ALL
      readOnlyRootFilesystem: true
    terminationMessagePath: /dev/termination-log
    terminationMessagePolicy: File
    volumeMounts:
    - mountPath: /etc/coredns
      name: config-volume
      readOnly: true
    - mountPath: /var/run/secrets/kubernetes.io/serviceaccount
      name: kube-api-access-7tlg7
      readOnly: true
  dnsPolicy: Default
  enableServiceLinks: true
  nodeSelector:
    kubernetes.io/os: linux
    openstack-control-plane: enabled
  preemptionPolicy: PreemptLowerPriority
  priority: 2000000000
  priorityClassName: system-cluster-critical
  restartPolicy: Always
  schedulerName: default-scheduler
  securityContext: {}
  serviceAccount: coredns
  serviceAccountName: coredns
  terminationGracePeriodSeconds: 30
  tolerations:
  - key: CriticalAddonsOnly
    operator: Exists
  - effect: NoSchedule
    key: node-role.kubernetes.io/control-plane
  - effect: NoExecute
    key: node.kubernetes.io/not-ready
    operator: Exists
    tolerationSeconds: 300
  - effect: NoExecute
    key: node.kubernetes.io/unreachable
    operator: Exists
    tolerationSeconds: 300
  volumes:
  - configMap:
      defaultMode: 420
      items:
      - key: Corefile
        path: Corefile
      name: coredns
    name: config-volume
  - name: kube-api-access-7tlg7
    projected:
      defaultMode: 420
      sources:
      - serviceAccountToken:
          expirationSeconds: 3607
          path: token
      - configMap:
          items:
          - key: ca.crt
            path: ca.crt
          name: kube-root-ca.crt
      - downwardAPI:
          items:
          - fieldRef:
              apiVersion: v1
              fieldPath: metadata.namespace
            path: namespace
status:
  conditions:
  - lastProbeTime: null
    lastTransitionTime: "2026-04-20T17:40:24Z"
    message: '0/3 nodes are available: 3 node(s) didn''t match Pod''s node affinity/selector.
      preemption: 0/3 nodes are available: 3 Preemption is not helpful for scheduling.'
    reason: Unschedulable
    status: "False"
    type: PodScheduled
  phase: Pending
  qosClass: Burstable