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{{- if or .Values.components.proxy .Values.extra.proxy }}
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: "{{ template "pulsar.fullname" . }}-{{ .Values.proxy.component }}"
  namespace: {{ .Values.namespace }}
  labels:
    {{- include "pulsar.standardLabels" . | nindent 4 }}
    component: {{ .Values.proxy.component }}
spec:
  serviceName: "{{ template "pulsar.fullname" . }}-{{ .Values.proxy.component }}"
  replicas: {{ .Values.proxy.replicaCount }}
  selector:
    matchLabels:
      {{- include "pulsar.matchLabels" . | nindent 6 }}
      component: {{ .Values.proxy.component }}
  updateStrategy:
    type: RollingUpdate
  podManagementPolicy: Parallel
  template:
    metadata:
      labels:
        {{- include "pulsar.template.labels" . | nindent 8 }}
        component: {{ .Values.proxy.component }}
      annotations:
        prometheus.io/scrape: "true"
        prometheus.io/port: "{{ .Values.proxy.ports.http }}"
{{- with .Values.proxy.annotations }}
{{ toYaml . | indent 8 }}
{{- end }}
    spec:
    {{- if .Values.proxy.nodeSelector }}
      nodeSelector:
{{ toYaml .Values.proxy.nodeSelector | indent 8 }}
    {{- end }}
    {{- if .Values.proxy.tolerations }}
      tolerations:
{{ toYaml .Values.proxy.tolerations | indent 8 }}
    {{- end }}
      affinity:
        {{- if and .Values.affinity.anti_affinity .Values.proxy.affinity.anti_affinity}}
        podAntiAffinity:
        {{ if eq .Values.proxy.affinity.type "requiredDuringSchedulingIgnoredDuringExecution"}}
          {{ .Values.proxy.affinity.type }}:
          - labelSelector:
              matchExpressions:
              - key: "app"
                operator: In
                values:
                - "{{ template "pulsar.name" . }}"
              - key: "release"
                operator: In
                values:
                - {{ .Release.Name }}
              - key: "component"
                operator: In
                values:
                - {{ .Values.proxy.component }}
            topologyKey: "kubernetes.io/hostname"
        {{ else }}
          {{ .Values.proxy.affinity.type }}:
            - weight: 100
              podAffinityTerm:
                labelSelector:
                  matchExpressions:
                    - key: "app"
                      operator: In
                      values:
                      - "{{ template "pulsar.name" . }}"
                    - key: "release"
                      operator: In
                      values:
                      - {{ .Release.Name }}
                    - key: "component" 
                      operator: In
                      values:
                      - {{ .Values.proxy.component }}
                topologyKey: "kubernetes.io/hostname"
        {{ end }}
        {{- end }}
      terminationGracePeriodSeconds: {{ .Values.proxy.gracePeriod }}
      initContainers:
      # This init container will wait for zookeeper to be ready before
      # deploying the bookies
      - name: wait-zookeeper-ready
        image: "{{ .Values.images.proxy.repository }}:{{ .Values.images.proxy.tag }}"
        imagePullPolicy: {{ .Values.images.proxy.pullPolicy }}
        command: ["sh", "-c"]
        args:
          - >-
            {{- if $zk:=.Values.pulsar_metadata.userProvidedZookeepers }}
            until bin/pulsar zookeeper-shell -server {{ $zk }} ls {{ or .Values.metadataPrefix "/" }}; do
              echo "user provided zookeepers {{ $zk }} are unreachable... check in 3 seconds ..." && sleep 3;
            done;
            {{ else }}
            until bin/pulsar zookeeper-shell -server {{ template "pulsar.fullname" . }}-{{ .Values.zookeeper.component }} get {{ .Values.metadataPrefix }}/admin/clusters/{{ template "pulsar.fullname" . }}; do
              sleep 3;
            done;
            {{- end}}
      # This init container will wait for at least one broker to be ready before
      # deploying the proxy
      - name: wait-broker-ready
        image: "{{ .Values.images.proxy.repository }}:{{ .Values.images.proxy.tag }}"
        imagePullPolicy: {{ .Values.images.proxy.pullPolicy }}
        command: ["sh", "-c"]
        args:
          - >-
            set -e;
            brokerServiceNumber="$(nslookup -timeout=10 {{ template "pulsar.fullname" . }}-{{ .Values.broker.component }} | grep Name | wc -l)";
            until [ ${brokerServiceNumber} -ge 1 ]; do
              echo "pulsar cluster {{ template "pulsar.fullname" . }} isn't initialized yet ... check in 10 seconds ...";
              sleep 10;
              brokerServiceNumber="$(nslookup -timeout=10 {{ template "pulsar.fullname" . }}-{{ .Values.broker.component }} | grep Name | wc -l)";
            done;
      containers:
      - name: "{{ template "pulsar.fullname" . }}-{{ .Values.proxy.component }}"
        image: "{{ .Values.images.proxy.repository }}:{{ .Values.images.proxy.tag }}"
        imagePullPolicy: {{ .Values.images.proxy.pullPolicy }}
        {{- if .Values.proxy.probe.liveness.enabled }}
        livenessProbe:
          httpGet:
            path: /status.html
            port: {{ .Values.proxy.ports.http }}
          initialDelaySeconds: {{ .Values.proxy.probe.liveness.initialDelaySeconds }}
          periodSeconds: {{ .Values.proxy.probe.liveness.periodSeconds }}
          failureThreshold: {{ .Values.proxy.probe.liveness.failureThreshold }}
        {{- end }}
        {{- if .Values.proxy.probe.readiness.enabled }}
        readinessProbe:
          httpGet:
            path: /status.html
            port: {{ .Values.proxy.ports.http }}
          initialDelaySeconds: {{ .Values.proxy.probe.readiness.initialDelaySeconds }}
          periodSeconds: {{ .Values.proxy.probe.readiness.periodSeconds }}
          failureThreshold: {{ .Values.proxy.probe.readiness.failureThreshold }}
        {{- end }}
        {{- if .Values.proxy.probe.startup.enabled }}
        startupProbe:
          httpGet:
            path: /status.html
            port: {{ .Values.proxy.ports.http }}
          initialDelaySeconds: {{ .Values.proxy.probe.startup.initialDelaySeconds }}
          periodSeconds: {{ .Values.proxy.probe.startup.periodSeconds }}
          failureThreshold: {{ .Values.proxy.probe.startup.failureThreshold }}
        {{- end }}
      {{- if .Values.proxy.resources }}
        resources:
{{ toYaml .Values.proxy.resources | indent 10 }}
      {{- end }}
        command: ["sh", "-c"]
        args:
        - >
          bin/apply-config-from-env.py conf/proxy.conf &&
          echo "OK" > status &&
          bin/pulsar proxy
        ports:
        # prometheus needs to access /metrics endpoint
        - name: http
          containerPort: {{ .Values.proxy.ports.http }}
        {{- if or (not .Values.tls.enabled) (not .Values.tls.proxy.enabled) }}
        - name: pulsar
          containerPort: {{ .Values.proxy.ports.pulsar }}
        {{- end }}
        {{- if and (.Values.tls.enabled) (.Values.tls.proxy.enabled) }}
        - name: https
          containerPort: {{ .Values.proxy.ports.https }}
        - name: pulsarssl
          containerPort: {{ .Values.proxy.ports.pulsarssl }}
        {{- end }}
        envFrom:
        - configMapRef:
            name: "{{ template "pulsar.fullname" . }}-{{ .Values.proxy.component }}"
        {{- if or .Values.auth.authentication.enabled (and .Values.tls.enabled (or .Values.tls.proxy.enabled .Values.tls.broker.enabled)) }}
        volumeMounts:
          {{- if .Values.auth.authentication.enabled }}
          {{- if eq .Values.auth.authentication.provider "jwt" }}
          - mountPath: "/pulsar/keys"
            name: token-keys
            readOnly: true
          - mountPath: "/pulsar/tokens"
            name: proxy-token
            readOnly: true
          {{- end }}
          {{- end }}
          {{- if .Values.tls.proxy.enabled }}
          - mountPath: "/pulsar/certs/proxy"
            name: proxy-certs
            readOnly: true
          {{- end}}
          {{- if .Values.tls.enabled }}
          - mountPath: "/pulsar/certs/ca"
            name: ca
            readOnly: true
          {{- end}}
      {{- end}}
      {{- if or .Values.auth.authentication.enabled (and .Values.tls.enabled .Values.tls.proxy.enabled) }}
      volumes:
        {{- if .Values.auth.authentication.enabled }}
        {{- if eq .Values.auth.authentication.provider "jwt" }}
        - name: token-keys
          secret:
            {{- if not .Values.auth.authentication.jwt.usingSecretKey }}
            secretName: "{{ .Release.Name }}-token-asymmetric-key"
            {{- end}}
            {{- if .Values.auth.authentication.jwt.usingSecretKey }}
            secretName: "{{ .Release.Name }}-token-symmetric-key"
            {{- end}}
            items:
              {{- if .Values.auth.authentication.jwt.usingSecretKey }}
              - key: SECRETKEY
                path: token/secret.key
              {{- else }}
              - key: PUBLICKEY
                path: token/public.key
              {{- end}}
        - name: proxy-token
          secret:
            secretName: "{{ .Release.Name }}-token-{{ .Values.auth.superUsers.proxy }}"
            items:
              - key: TOKEN
                path: proxy/token
        {{- end}}
        {{- end}}
        {{- if .Values.tls.proxy.enabled }}
        - name: ca
          secret:
            secretName: "{{ .Release.Name }}-ca-tls"
            items:
              - key: ca.crt
                path: ca.crt
        - name: proxy-certs
          secret:
            secretName: "{{ .Release.Name }}-{{ .Values.tls.proxy.cert_name }}"
            items:
              - key: tls.crt
                path: tls.crt
              - key: tls.key
                path: tls.key
        {{- end}}
      {{- end}}
{{- end }}