scripts/homelab/installer/cluster-issuer.yaml

apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  name: letsencrypt-prod
  namespace: cert-manager
spec:
  acme:
    server: https://acme-v02.api.letsencrypt.org/directory
    email: giolekva@gmail.com
    privateKeySecretRef:
      name: cluster-issuer-letsencrypt-prod-account-key
    solvers:
    - selector: {}
      http01:
        ingress:
          class: nginx
---
apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  name: letsencrypt-staging-dns
  namespace: cert-manager
spec:
  acme:
    # server: https://acme-v02.api.letsencrypt.org/directory
    server: https://acme-staging-v02.api.letsencrypt.org/directory
    email: giolekva@gmail.com
    privateKeySecretRef:
      name: cluster-issuer-letsencrypt-staginig-dns-account-key
    solvers:
    - dns01:
        webhook:
          groupName: acme.bwolf.me
          solverName: gandi
          config:
            apiKeySecretRef:
              key: api-token
              name: gandi-credentials
---
apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  name: letsencrypt-prod-dns
  namespace: cert-manager
spec:
  acme:
    server: https://acme-v02.api.letsencrypt.org/directory
    email: giolekva@gmail.com
    privateKeySecretRef:
      name: cluster-issuer-letsencrypt-prod-dns-account-key
    solvers:
    - dns01:
        webhook:
          groupName: acme.bwolf.me
          solverName: gandi
          config:
            apiKeySecretRef:
              key: api-token
              name: gandi-credentials
---
# TODO(giolekva): move to ingerss-nginx-private namespace
apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  name: selfsigned
  namespace: cert-manager
spec:
  selfSigned: {}
---
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: selfsigned-ca-root
  namespace: cert-manager
spec:
  isCA: true
  commonName: selfsigned-ca-root
  secretName: selfsigned-ca-root
  privateKey:
    algorithm: ECDSA
    size: 256
  issuerRef:
    name: selfsigned
    kind: ClusterIssuer
    group: cert-manager.io
---
apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  name: selfsigned-ca
  namespace: cert-manager
spec:
  ca:
    secretName: selfsigned-ca-root
---
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: wildcard-lekva.me
  namespace: ingress-nginx
spec:
  dnsNames:
  - '*.lekva.me'
  issuerRef:
    name: letsencrypt-prod-dns
    kind: ClusterIssuer
  secretName: cert-wildcard.lekva.me