charts/istio.yaml

#@ load("@ytt:data", "data")
#@ load("@ytt:base64", "base64")
#@ if data.values.istio.enabled:
apiVersion: v1
kind: Secret
metadata:
  name: #@ "monitoring-{}-istio-tls-secret".format(data.values.namespace)
  namespace: istio-system
  labels:
    app: gerrit-monitoring
    namespace: #@ data.values.namespace
type: kubernetes.io/tls
data:
  tls.crt: #@ base64.encode(data.values.istio.cert)
  tls.key: #@ base64.encode(data.values.istio.key)
---
apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
  name: monitoring-istio-gateway
  namespace: #@ data.values.namespace
  labels:
    app: gerrit-monitoring
spec:
  selector:
    istio: ingressgateway
  servers:
  - port:
      number: 80
      name: http
      protocol: HTTP
    hosts:
    - #@ data.values.monitoring.prometheus.server.host
    - #@ data.values.monitoring.grafana.host
    - #@ data.values.logging.loki.host
    tls:
      httpsRedirect: true
  - port:
      number: 443
      name: https
      protocol: HTTPS
    hosts:
    - #@ data.values.monitoring.prometheus.server.host
    - #@ data.values.monitoring.grafana.host
    - #@ data.values.logging.loki.host
    tls:
      mode: SIMPLE
      credentialName: #@ "monitoring-{}-istio-tls-secret".format(data.values.namespace)
---
apiVersion: security.istio.io/v1beta1
kind: RequestAuthentication
metadata:
  name: monitoring-request-authentication
  namespace: istio-system
  labels:
    app: gerrit-monitoring
spec:
  selector:
    matchLabels:
      istio: ingressgateway
  jwtRules:
  - issuer: #@ data.values.istio.jwt.issuer
    jwks: #@ data.values.istio.jwt.jwks
---
apiVersion: "security.istio.io/v1beta1"
kind: "AuthorizationPolicy"
metadata:
  name: monitoring-auth-policy
  namespace: istio-system
  labels:
    app: gerrit-monitoring
spec:
  selector:
    matchLabels:
      istio: ingressgateway
  action: DENY
  rules:
  - from:
    - source:
        notRequestPrincipals: ["*"]
    to:
    - operation:
        hosts:
        - #@ data.values.monitoring.prometheus.server.host
        - #@ data.values.logging.loki.host
#@ end