apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  namespace: cert-manager
  name: tidb-serverless-ca
spec:
  secretName: tidb-serverless-ca-secret
  commonName: "TiDB Serverless"
  isCA: true
  privateKey:
    algorithm: ECDSA
    size: 256
  duration: 87600h0m0s # 10yrs
  renewBefore: 720h0m0s # 30d
  issuerRef:
    kind: ClusterIssuer
    name: selfsigned-issuer