apiVersion: pingcap.com/v1alpha1
kind: TidbCluster
metadata:
  name: basic
spec:
  version: v7.5.1
  timezone: UTC
  configUpdateStrategy: RollingUpdate
  pvReclaimPolicy: Retain
  schedulerName: default-scheduler
  topologySpreadConstraints:
  - topologyKey: topology.kubernetes.io/zone
  enableDynamicConfiguration: true
  helper:
    image: alpine:3.16.0
  pd:
    baseImage: pingcap/pd
    maxFailoverCount: 0
    replicas: 3
    requests:
      storage: "10Gi"
    config: |
      [dashboard]
        internal-proxy = true
      [replication]
        location-labels = ["topology.kubernetes.io/zone", "kubernetes.io/hostname"]
        max-replicas = 3
    nodeSelector:
      dedicated: pd
    tolerations:
    - effect: NoSchedule
      key: dedicated
      operator: Equal
      value: pd
    affinity:
      podAntiAffinity:
        requiredDuringSchedulingIgnoredDuringExecution:
        - labelSelector:
            matchExpressions:
            - key: app.kubernetes.io/component
              operator: In
              values:
              - pd
          topologyKey: kubernetes.io/hostname
  tikv:
    baseImage: pingcap/tikv
    maxFailoverCount: 0
    replicas: 3
    requests:
      storage: "100Gi"
    config: {}
    nodeSelector:
      dedicated: tikv
    tolerations:
    - effect: NoSchedule
      key: dedicated
      operator: Equal
      value: tikv
    affinity:
      podAntiAffinity:
        requiredDuringSchedulingIgnoredDuringExecution:
        - labelSelector:
            matchExpressions:
            - key: app.kubernetes.io/component
              operator: In
              values:
              - tikv
          topologyKey: kubernetes.io/hostname
  tidb:
    baseImage: pingcap/tidb
    maxFailoverCount: 0
    replicas: 2
    service:
      annotations:
        service.beta.kubernetes.io/aws-load-balancer-cross-zone-load-balancing-enabled: 'true'
        service.beta.kubernetes.io/aws-load-balancer-type: nlb
        service.beta.kubernetes.io/aws-load-balancer-scheme: internal
        service.beta.kubernetes.io/aws-load-balancer-internal: "true"
        service.beta.kubernetes.io/aws-load-balancer-target-node-labels: dedicated=tidb
      exposeStatus: true
      externalTrafficPolicy: Local
      type: LoadBalancer
    config: |
      [performance]
        tcp-keep-alive = true
    annotations:
      tidb.pingcap.com/sysctl-init: "true"
    podSecurityContext:
      sysctls:
      - name: net.ipv4.tcp_keepalive_time
        value: "300"
      - name: net.ipv4.tcp_keepalive_intvl
        value: "75"
      - name: net.core.somaxconn
        value: "32768"
    separateSlowLog: true
    nodeSelector:
      dedicated: tidb
    tolerations:
    - effect: NoSchedule
      key: dedicated
      operator: Equal
      value: tidb
    affinity:
      podAntiAffinity:
        requiredDuringSchedulingIgnoredDuringExecution:
        - labelSelector:
            matchExpressions:
            - key: app.kubernetes.io/component
              operator: In
              values:
              - tidb
          topologyKey: kubernetes.io/hostname