apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: {{ include "step-certificates.fullname" . }}
  labels: {{ include "step-certificates.labels" . | nindent 4 }}
spec:
  # Only one replica is supported at this moment
  # Requested {{ .Values.replicaCount }}
  replicas: 1
  selector:
    matchLabels:
      app.kubernetes.io/name: {{ include "step-certificates.name" . }}
      app.kubernetes.io/instance: {{ .Release.Name }}
  serviceName: {{ include "step-certificates.fullname" . }}
  template:
    metadata:
      labels:
        app.kubernetes.io/name: {{ include "step-certificates.name" . }}
        app.kubernetes.io/instance: {{ .Release.Name }}
        app: {{ include "step-certificates.fullname" . }}
    spec:
      {{- if .Release.IsInstall }}
      initContainers:
        - name: {{ .Chart.Name }}-init
          image: busybox:latest
          imagePullPolicy: {{ .Values.image.pullPolicy }}
          command: ["sleep", "20"]
      {{- end }}
      securityContext:
        {{- if .Values.ca.runAsRoot }}
        runAsUser: 0
        {{- else }}
        runAsUser: 1000
        runAsNonRoot: true
        runAsGroup: 1000
        fsGroup: 1000
        {{- end }}
      containers:
        - name: {{ .Chart.Name }}
          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
          imagePullPolicy: {{ .Values.image.pullPolicy }}
          command: ["/usr/local/bin/step-ca",
                    "--password-file", "/home/step/secrets/passwords/password",
                    "/home/step/config/ca.json"]
          env:
            - name: NAMESPACE
              value: "{{ .Release.Namespace }}"
          ports:
            - name: https
              containerPort: {{ .Values.service.targetPort }}
              protocol: TCP
          livenessProbe:
            initialDelaySeconds: 5
            httpGet:
              path: /health
              port: {{ .Values.service.targetPort }}
              scheme: HTTPS
          readinessProbe:
            initialDelaySeconds: 5
            httpGet:
              path: /health
              port: {{ .Values.service.targetPort }}
              scheme: HTTPS
          resources:
            {{- toYaml .Values.resources | nindent 12 }}
          volumeMounts:
            - name: certs
              mountPath: /home/step/certs
              readOnly: true
            - name: config
              mountPath: /home/step/config
              readOnly: true
            - name: secrets
              mountPath: /home/step/secrets
              readOnly: true
            - name: ca-password
              mountPath: /home/step/secrets/passwords
              readOnly: true
            {{- if .Values.ca.db.enabled }}
            - name: database
              mountPath: /home/step/db
              readOnly: false
            {{- end }}
      volumes:
        - name: certs
          configMap:
            name: {{ include "step-certificates.fullname" . }}-certs
        - name: config
          configMap:
            name: {{ include "step-certificates.fullname" . }}-config
        - name: secrets
          configMap:
            name: {{ include "step-certificates.fullname" . }}-secrets
        - name: ca-password
          secret:
            secretName: {{ include "step-certificates.fullname" . }}-ca-password
        {{- if and .Values.ca.db.enabled (not .Values.ca.db.persistent) }}
        - name: database
          emptyDir: {}
        {{- end }}
        {{- with .Values.nodeSelector }}
        nodeSelector:
          {{- toYaml . | nindent 8 }}
        {{- end }}
        {{- with .Values.affinity }}
        affinity:
          {{- toYaml . | nindent 8 }}
        {{- end }}
        {{- with .Values.tolerations }}
        tolerations:
          {{- toYaml . | nindent 8 }}
        {{- end }}
  {{- if and .Values.ca.db.enabled .Values.ca.db.persistent }}
  volumeClaimTemplates:
    - metadata:
        name: database
        labels:
          app.kubernetes.io/name: {{ include "step-certificates.name" . }}
          app.kubernetes.io/instance: {{ .Release.Name }}
          app.kubernetes.io/managed-by: {{ .Release.Service }}
      spec:
        accessModes:
        {{- range .Values.ca.db.accessModes }}
        - {{ . | quote }}
        {{- end }}
        resources:
          requests:
            storage: {{ .Values.ca.db.size | quote }}
        {{- if .Values.ca.db.storageClass }}
        {{- if (eq "-" .Values.ca.db.storageClass) }}
        storageClassName: ""
        {{- else }}
        storageClassName: {{ .Values.ca.db.storageClass | quote }}
        {{- end }}
        {{- end }}
  {{- end }}