#! Copyright 2020-2021 the Pinniped contributors. All Rights Reserved.
#! SPDX-License-Identifier: Apache-2.0

#@ load("@ytt:data", "data")
#@ load("@ytt:json", "json")
#@ load("helpers.lib.yaml", "defaultLabel", "labels", "namespace", "defaultResourceName", "defaultResourceNameWithSuffix", "getAndValidateLogLevel")

#@ if not data.values.into_namespace:
---
apiVersion: v1
kind: Namespace
metadata:
  name: #@ data.values.namespace
  labels: #@ labels()
#@ end
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: #@ defaultResourceName()
  namespace: #@ namespace()
  labels: #@ labels()
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: #@ defaultResourceNameWithSuffix("static-config")
  namespace: #@ namespace()
  labels: #@ labels()
data:
  #@yaml/text-templated-strings
  pinniped.yaml: |
    apiGroupSuffix: (@= data.values.api_group_suffix @)
    names:
      defaultTLSCertificateSecret: (@= defaultResourceNameWithSuffix("default-tls-certificate") @)
    labels: (@= json.encode(labels()).rstrip() @)
    (@ if data.values.log_level: @)
    logLevel: (@= getAndValidateLogLevel() @)
    (@ end @)
---
#@ if data.values.image_pull_dockerconfigjson and data.values.image_pull_dockerconfigjson != "":
apiVersion: v1
kind: Secret
metadata:
  name: image-pull-secret
  namespace: #@ namespace()
  labels: #@ labels()
type: kubernetes.io/dockerconfigjson
data:
  .dockerconfigjson: #@ data.values.image_pull_dockerconfigjson
#@ end
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: #@ defaultResourceName()
  namespace: #@ namespace()
  labels: #@ labels()
spec:
  replicas: #@ data.values.replicas
  selector:
    matchLabels: #@ defaultLabel()
  template:
    metadata:
      labels: #@ defaultLabel()
    spec:
      securityContext:
        readOnlyRootFilesystem: true
        runAsUser: #@ data.values.run_as_user
        runAsGroup: #@ data.values.run_as_group
      serviceAccountName: #@ defaultResourceName()
      #@ if data.values.image_pull_dockerconfigjson and data.values.image_pull_dockerconfigjson != "":
      imagePullSecrets:
        - name: image-pull-secret
      #@ end
      containers:
        - name: #@ defaultResourceName()
          #@ if data.values.image_digest:
          image:  #@ data.values.image_repo + "@" + data.values.image_digest
          #@ else:
          image: #@ data.values.image_repo + ":" + data.values.image_tag
          #@ end
          imagePullPolicy: IfNotPresent
          command:
            - pinniped-supervisor
            - /etc/podinfo
            - /etc/config/pinniped.yaml
          resources:
            requests:
              cpu: "100m"
              memory: "128Mi"
            limits:
              cpu: "100m"
              memory: "128Mi"
          volumeMounts:
            - name: config-volume
              mountPath: /etc/config
            - name: podinfo
              mountPath: /etc/podinfo
          ports:
            - containerPort: 8080
              protocol: TCP
            - containerPort: 8443
              protocol: TCP
          env:
            #@ if data.values.https_proxy:
            - name: HTTPS_PROXY
              value: #@ data.values.https_proxy
            #@ end
            #@ if data.values.no_proxy:
            - name: NO_PROXY
              value: #@ data.values.no_proxy
            #@ end
          livenessProbe:
            httpGet:
              path: /healthz
              port: 8080
              scheme: HTTP
            initialDelaySeconds: 2
            timeoutSeconds: 15
            periodSeconds: 10
            failureThreshold: 5
          readinessProbe:
            httpGet:
              path: /healthz
              port: 8080
              scheme: HTTP
            initialDelaySeconds: 2
            timeoutSeconds: 3
            periodSeconds: 10
            failureThreshold: 3
      volumes:
        - name: config-volume
          readOnly: true
          configMap:
            name: #@ defaultResourceNameWithSuffix("static-config")
        - name: podinfo
          readOnly: true
          downwardAPI:
            items:
              - path: "labels"
                fieldRef:
                  fieldPath: metadata.labels
              - path: "namespace"
                fieldRef:
                  fieldPath: metadata.namespace
              - path: "name"
                fieldRef:
                  fieldPath: metadata.name
      #! This will help make sure our multiple pods run on different nodes, making
      #! our deployment "more" "HA".
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
            - weight: 50
              podAffinityTerm:
                labelSelector:
                  matchLabels: #@ defaultLabel()
                topologyKey: kubernetes.io/hostname