{{- $clusterDomain := default "cluster.local" .Values.clusterDomain}}
apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ include "mailman3.fullname" . }}-core
  labels:
    {{- include "mailman3.labels" . | nindent 4 }}
    app.kubernetes.io/component: core
spec:
  replicas: 1
  selector:
    matchLabels:
      {{- include "mailman3.selectorLabels" . | nindent 6 }}
      app.kubernetes.io/component: core
  template:
    metadata:
    {{- with .Values.core.podAnnotations }}
      annotations:
        {{- toYaml . | nindent 8 }}
    {{- end }}
      labels:
        {{- include "mailman3.selectorLabels" . | nindent 8 }}
        app.kubernetes.io/component: core
    spec:
      {{- with .Values.core.imagePullSecrets }}
      imagePullSecrets:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      securityContext:
        {{- toYaml .Values.core.podSecurityContext | nindent 8 }}
      volumes:
        - name: core-data
          persistentVolumeClaim:
            claimName: {{ include "core.claimName" . }}
      containers:
        - name: mailman-core
          securityContext:
            {{- toYaml .Values.core.securityContext | nindent 12 }}
          image: "{{ .Values.core.image.repository }}:{{ .Values.core.image.tag | default .Chart.AppVersion }}"
          imagePullPolicy: {{ .Values.core.image.pullPolicy }}
          env:
#            - name: TZ
#              value: 'Europe/Berlin'
            - name: HYPERKITTY_API_KEY
              value: {{ .Values.hyperkittyApiKey }}
            - name: HYPERKITTY_URL
              value: http://{{ include "mailman3.fullname" . }}-web.{{ .Release.Namespace }}.svc.{{ $clusterDomain }}/hyperkitty
            - name: MTA
              value: postfix
            {{- if .Values.smtp }}
            - name: SMTP_HOST
              value: {{ .Values.smtp.host }}
            - name: SMTP_PORT
              value: {{ .Values.smtp.port }}
            {{- else }}
            - name: SMTP_HOST
              value: {{ include "mailman3.fullname" . }}-core.{{ .Release.Namespace }}.svc.{{ $clusterDomain }}
            {{- end }}
            {{- if .Values.postgresql.enabled }}
            - name: DATABASE_CLASS
              value: mailman.database.postgresql.PostgreSQLDatabase
            - name: DATABASE_URL
              value: "postgresql://{{ .Values.postgresql.global.postgresql.auth.username }}:{{ .Values.postgresql.global.postgresql.auth.password }}@postgresql/mailman"
            {{- else }}
            - name: DATABASE_CLASS
              value: mailman.database.sqlite.SQLiteDatabase
            - name: DATABASE_URL
              value: "sqlite:////opt/mailman/var/data/mailman.db"
            {{- end }}
          ports:
            - name: api
              containerPort: 8001
              protocol: TCP
            - name: lmtp
              containerPort: 8024
              protocol: TCP
#          livenessProbe:
#            httpGet:
#              path: /3.1/system/versions
#              port: api
#              httpHeaders:
#              - name: Authorization
#                value: cmVzdGFkbWluOnJlc3RwYXNz   # echo -n "restadmin:restpass" | base64
#          readinessProbe:
#            httpGet:
#              path: /
#              port: api
          volumeMounts:
            - name: core-data
              mountPath: /opt/mailman
          resources:
            {{- toYaml .Values.core.resources | nindent 12 }}
        {{- if .Values.smtp }}
        {{- else }}
        - name: postfix
          image: boky/postfix:latest
          env:
            - name: TZ
              value: 'Europe/Berlin'
            - name: INBOUND_DEBUGGING
              value: '1'
            - name: ALLOWED_SENDER_DOMAINS
              value: "*"  # dummy wegen POSTFIX_smtpd_recipient_restrictions...
#            - name: POSTFIX_myhostname
#              value: {{ .Values.ingress.host | quote }}
            - name: POSTFIX_append_at_myorigin
              value: "no"
            - name: POSTFIX_append_dot_mydomain
              value: "no"
            - name: POSTFIX_recipient_delimiter
              value: "+"
            - name: POSTFIX_unknown_local_recipient_reject_code
              value: "550"
            - name: POSTFIX_owner_request_special
              value: "no"
            - name: POSTFIX_always_add_missing_headers
              value: "yes"
#            - name: POSTFIX_virtual_mailbox_maps
#              value: regexp:/mailman/postfix_lmtp
            - name: POSTFIX_transport_maps
              value: regexp:/mailman/postfix_lmtp
            - name: POSTFIX_local_recipient_maps
              value: regexp:/mailman/postfix_lmtp
            - name: POSTFIX_relay_domains
              value: regexp:/mailman/postfix_domains
            - name: POSTFIX_smtpd_recipient_restrictions
              value: "permit_mynetworks,reject_non_fqdn_recipient,reject_unauth_destination"
#              value: "reject_non_fqdn_recipient, reject_unknown_recipient_domain, check_sender_access static:OK, reject_unauth_destination"  # ugly... is there better way to avoid relaying denied?
          ports:
            - name: smtp
              containerPort: 25
              protocol: TCP
          volumeMounts:
            - name: core-data
              subPath: var/data
              mountPath: /mailman
        {{- end }}
      {{- with .Values.core.nodeSelector }}
      nodeSelector:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      {{- with .Values.core.affinity }}
      affinity:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      {{- with .Values.core.tolerations }}
      tolerations:
        {{- toYaml . | nindent 8 }}
      {{- end }}
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxUnavailable: 1
      maxSurge: 0

---

apiVersion: v1
kind: Service
metadata:
  name: {{ include "mailman3.fullname" . }}-core
  labels:
    {{- include "mailman3.labels" . | nindent 4 }}
spec:
  type: {{ .Values.service.type }}
  ports:
    - name: rest
      port: 8001
      protocol: TCP
    - name: lmtp
      port: 8024
      protocol: TCP
    - name: smtp
      port: 25
      protocol: TCP
  selector:
    {{- include "mailman3.selectorLabels" . | nindent 4 }}
    app.kubernetes.io/component: core