apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: {{ include "gitks.fullname" . }}
  labels:
    {{- include "gitks.labels" . | nindent 4 }}
spec:
  serviceName: {{ include "gitks.headlessServiceName" . }}
  {{- if not .Values.autoscaling.enabled }}
  replicas: {{ .Values.replicaCount }}
  {{- end }}
  podManagementPolicy: Parallel
  selector:
    matchLabels:
      {{- include "gitks.selectorLabels" . | nindent 6 }}
  template:
    metadata:
      {{- with .Values.podAnnotations }}
      annotations:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      labels:
        {{- include "gitks.labels" . | nindent 8 }}
        {{- with .Values.podLabels }}
        {{- toYaml . | nindent 8 }}
        {{- end }}
    spec:
      {{- with .Values.imagePullSecrets }}
      imagePullSecrets:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      serviceAccountName: {{ include "gitks.serviceAccountName" . }}
      {{- with .Values.podSecurityContext }}
      securityContext:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      terminationGracePeriodSeconds: 30
      containers:
        - name: gitks
          {{- with .Values.securityContext }}
          securityContext:
            {{- toYaml . | nindent 12 }}
          {{- end }}
          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
          imagePullPolicy: {{ .Values.image.pullPolicy }}
          command: ["gitks"]
          ports:
            - name: grpc
              containerPort: {{ .Values.gitks.grpc.port }}
              protocol: TCP
            - name: metrics
              containerPort: {{ .Values.gitks.metrics.port }}
              protocol: TCP
            - name: cluster
              containerPort: {{ .Values.gitks.cluster.port }}
              protocol: TCP
          envFrom:
            - configMapRef:
                name: {{ include "gitks.fullname" . }}
          env:
            # Pod identity — used as STORAGE_NAME and for cluster addressing
            - name: STORAGE_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            # Advertised gRPC address for remote clients (other nodes use this)
            - name: GITKS_ADVERTISE_ADDR
              value: "http://{{ include "gitks.podDnsTemplate" . }}:{{ .Values.gitks.grpc.port }}"
            # Cluster hostname for ractor TCP connections
            - name: GITKS_CLUSTER_HOSTNAME
              value: {{ include "gitks.podDnsTemplate" . | quote }}
            {{- with .Values.extraEnv }}
            {{- toYaml . | nindent 12 }}
            {{- end }}
          {{- with .Values.resources }}
          resources:
            {{- toYaml . | nindent 12 }}
          {{- end }}
          livenessProbe:
            tcpSocket:
              port: grpc
            initialDelaySeconds: 10
            periodSeconds: 10
            failureThreshold: 3
          readinessProbe:
            tcpSocket:
              port: grpc
            initialDelaySeconds: 5
            periodSeconds: 5
            failureThreshold: 3
          startupProbe:
            tcpSocket:
              port: grpc
            initialDelaySeconds: 5
            periodSeconds: 5
            failureThreshold: 30
          volumeMounts:
            - name: repo-data
              mountPath: {{ .Values.gitks.repoPrefixPath | quote }}
      {{- 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 .Values.persistence.enabled }}
  volumeClaimTemplates:
    - metadata:
        name: repo-data
        labels:
          {{- include "gitks.labels" . | nindent 10 }}
        {{- with .Values.persistence.annotations }}
        annotations:
          {{- toYaml . | nindent 10 }}
        {{- end }}
      spec:
        accessModes:
          - {{ .Values.persistence.accessMode }}
        {{- with .Values.persistence.storageClass }}
        storageClassName: {{ . | quote }}
        {{- end }}
        resources:
          requests:
            storage: {{ .Values.persistence.size }}
  {{- end }}