{{- /*
Root CA for Contour mTLS.
Supports two modes:
  1. "external" (default) — Root CA secret is pre-created (e.g., via ESO from Vault)
  2. "generate" — cert-manager creates a self-signed Root CA (for dev/testing)

Chain: Root CA → Leaf Certs (contourcert, envoycert)
*/}}

{{- if .Values.useCertManager }}

{{- if eq .Values.certManager.rootCA.mode "generate" }}
## Self-Signed Issuer (only used to bootstrap Root CA in "generate" mode)
apiVersion: cert-manager.io/v1
kind: Issuer
metadata:
  name: {{ printf "%s-selfsigned" (include "common.names.fullname" .) }}
  namespace: {{ include "common.names.namespace" . | quote }}
  labels: {{- include "common.labels.standard" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 4 }}
spec:
  selfSigned: {}
---
## Root CA Certificate (self-signed, long-lived)
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: {{ printf "%s-root-ca" (include "common.names.fullname" .) }}
  namespace: {{ include "common.names.namespace" . | quote }}
  labels: {{- include "common.labels.standard" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 4 }}
spec:
  secretName: {{ .Values.certManager.rootCA.secretName }}
  commonName: "Contour Root CA"
  duration: {{ .Values.certManager.rootCA.duration }}
  isCA: true
  usages:
    - cert sign
    - crl sign
  privateKey:
    algorithm: RSA
    size: 4096
  issuerRef:
    name: {{ printf "%s-selfsigned" (include "common.names.fullname" .) }}
    kind: Issuer
{{- end }}

---
## Root CA Issuer (signs leaf certs directly)
apiVersion: cert-manager.io/v1
kind: Issuer
metadata:
  name: {{ printf "%s-root-ca-issuer" (include "common.names.fullname" .) }}
  namespace: {{ include "common.names.namespace" . | quote }}
  labels: {{- include "common.labels.standard" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 4 }}
spec:
  ca:
    secretName: {{ .Values.certManager.rootCA.secretName }}

{{- end }}