apiVersion: v1
kind: Namespace
metadata:
  name: tenant-engine
  labels:
    net-kingdom/component: tenant-engine
    # TEN-WP-0009: rapp-postgres' consumer-ingress NetworkPolicy selects on
    # this label, not on the declaration's spec.clientNamespaces -- that field
    # is review metadata, this label is enforcement. Without it the pod cannot
    # reach 5432 and the failure looks like DNS or a bad credential.
    railiance.io/postgres-client: platform-pg
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: tenant-engine
  namespace: tenant-engine
spec:
  replicas: 1
  selector:
    matchLabels:
      app.kubernetes.io/name: tenant-engine
  strategy:
    type: RollingUpdate
  template:
    metadata:
      labels:
        app.kubernetes.io/name: tenant-engine
    spec:
      automountServiceAccountToken: false
      serviceAccountName: tenant-engine
      containers:
      - name: tenant-engine
        env:
        - name: TENANT_ENGINE_DATABASE_URL_FILE
          value: /var/run/secrets/postgres-runtime/url
        - name: TENANT_ENGINE_FLEX_AUTH_URL
          value: http://flex-auth-tenant-engine.flex-auth.svc.cluster.local:8080
        - name: TENANT_ENGINE_FLEX_AUTH_TOKEN_FILE
          value: /var/run/secrets/flex-auth-caller/token
        image: forgejo.coulomb.social/coulomb/tenant-engine@sha256:a8e8086ffc5b772c1391b166f5e1884b90f7d327b152c205eceae129df555c24
        livenessProbe:
          httpGet:
            path: /live
            port: http
          periodSeconds: 20
        ports:
        - containerPort: 8090
          name: http
        readinessProbe:
          httpGet:
            path: /health
            port: http
          periodSeconds: 5
        resources:
          limits:
            cpu: 300m
            memory: 192Mi
          requests:
            cpu: 25m
            memory: 48Mi
        securityContext:
          allowPrivilegeEscalation: false
          capabilities:
            drop:
              - ALL
          readOnlyRootFilesystem: true
        volumeMounts:
        - mountPath: /var/run/secrets/postgres-runtime
          name: postgres-runtime
          readOnly: true
        - mountPath: /var/run/secrets/flex-auth-caller
          name: flex-auth-caller
          readOnly: true
      securityContext:
        fsGroup: 10001
        runAsNonRoot: true
        seccompProfile:
          type: RuntimeDefault
      volumes:
      - name: postgres-runtime
        secret:
          defaultMode: 0440
          secretName: tenant-engine-postgres-runtime
          items:
          - key: url
            path: url
      - name: flex-auth-caller
        projected:
          defaultMode: 0440
          sources:
          - serviceAccountToken:
              audience: flex-auth
              expirationSeconds: 3600
              path: token
---
apiVersion: v1
kind: Service
metadata:
  name: tenant-engine
  namespace: tenant-engine
spec:
  ports:
  - name: http
    port: 8090
    targetPort: http
  selector:
    app.kubernetes.io/name: tenant-engine
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: tenant-engine
  namespace: tenant-engine
automountServiceAccountToken: false
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: tenant-engine
  namespace: tenant-engine
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: tenant-engine
  policyTypes:
    - Ingress
    - Egress
  ingress:
  - from:
    - namespaceSelector:
        matchLabels:
          kubernetes.io/metadata.name: user-engine
      podSelector:
        matchLabels:
          app.kubernetes.io/name: user-engine
    ports:
    - port: 8090
      protocol: TCP
  egress:
  - ports:
    - port: 5432
      protocol: TCP
    to:
    - namespaceSelector:
        matchLabels:
          kubernetes.io/metadata.name: databases
      podSelector:
        matchLabels:
          cnpg.io/cluster: platform-pg
  - ports:
    - port: 8080
      protocol: TCP
    to:
    - namespaceSelector:
        matchLabels:
          kubernetes.io/metadata.name: flex-auth
      podSelector:
        matchLabels:
          app.kubernetes.io/name: flex-auth-tenant-engine
  - ports:
    - port: 53
      protocol: UDP
    - port: 53
      protocol: TCP
    to:
    - namespaceSelector:
        matchLabels:
          kubernetes.io/metadata.name: kube-system