cert-manager-bootstrap-resources.yaml

apiVersion: cert-manager.io/v1
kind: Issuer
metadata:
  name: selfsigned
spec:
  selfSigned: {}
---
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: istio-ca
spec:
  isCA: true
  duration: 2160h # 90d
  secretName: istio-ca
  commonName: istio-ca
  subject:
    organizations:
    - cluster.local
    - cert-manager
  issuerRef:
    name: selfsigned
    kind: Issuer
    group: cert-manager.io
---
apiVersion: cert-manager.io/v1
kind: Issuer
metadata:
  name: istio-ca
spec:
  ca:
    secretName: istio-ca