ansible-role-eom/tasks/mail.yaml

---
# tasks file for mail
- name: Create ConfigMap for mail
  k8s:
    state: present
    api_version: v1
    kind: ConfigMap
    name: mail
    namespace: "eom-{{ target_namespace }}"
    definition:
      data:
        server.crt: "{{ proxy_server_crt }}"
        server.key: "{{ proxy_server_key }}"

- name: Create persistent volume for mail
  k8s:
    state: present
    definition:
      apiVersion: v1
      kind: PersistentVolume
      metadata:
        name: "eom-{{ target_namespace }}-mail"
      spec:
        capacity:
          storage: 32Gi
        accessModes:
          - ReadWriteOnce
        persistentVolumeReclaimPolicy: Retain
        storageClassName: standard
        hostPath:
          path: "/data/store-0/eom/mail"
        nodeAffinity:
          required:
            nodeSelectorTerms:
              - matchExpressions:
                - key: kubernetes.io/hostname
                  operator: In
                  values:
                    - alpha-worker-0

- name: Create a persistent volume claim for mail
  k8s:
    state: present
    definition:
      apiVersion: v1
      kind: PersistentVolumeClaim
      metadata:
        name: mail
        namespace: "eom-{{ target_namespace }}"
      spec:
        accessModes:
          - ReadWriteOnce
        resources:
          requests:
            storage: 32Gi
        storageClassName: standard
        volumeName: "eom-{{ target_namespace }}-mail"

- name: Create a deployment
  k8s:
    definition:
      apiVersion: v1
      kind: Deployment
      metadata:
        name: mail
        namespace: "eom-{{ target_namespace }}"
      spec:
        replicas: 1
        selector:
          matchLabels:
            app: mail
        template:
          metadata:
            labels:
              app: mail
          spec:
            containers:
              - name: mail
                image: mailserver/docker-mailserver
                volumeMounts:
                  - name: ssl
                    mountPath: /etc/letsencrypt
                  - name: mail
                    mountPath: /var/mail
                ports:
                  - containerPort: 25
                  - containerPort: 465
                  - containerPort: 587
                  - containerPort: 993
                env:
                  - name: OVERRIDE_HOSTNAME
                    value: "mail.eom.dev"
                  - name: ACCOUNT_PROVISIONER
                    value: "LDAP"
                  - name: LDAP_SERVER_HOST
                    value: "ldap://openldap/"
                  - name: LDAP_SEARCH_BASE
                    value: "dc=eom,dc=dev"
                  - name: LDAP_BIND_DN
                    value: "cn=admin,dc=eom,dc=dev"
                  - name: LDAP_BIND_PW
                    value: "{{ ldap_admin_password }}"
                  - name: LDAP_QUERY_FILTER_USER
                    value: "(&(mail=%s))"
                  - name: LDAP_QUERY_FILTER_GROUP
                    value: "(&(mailGroupMember=%s)(mailEnabled=TRUE))"
                  - name: LDAP_QUERY_FILTER_ALIAS
                    value: "(|(&(mailAlias=%s)(objectClass=PostfixBookMailForward))(&(mailAlias=%s)(objectClass=PostfixBookMailAccount)(mailEnabled=TRUE)))"
                  - name: LDAP_QUERY_FILTER_DOMAIN
                    value: "(|(&(mail=*@%s)(objectClass=PostfixBookMailAccount)(mailEnabled=TRUE))(&(mailGroupMember=*@%s)(objectClass=PostfixBookMailAccount)(mailEnabled=TRUE))(&(mailalias=*@%s)(objectClass=PostfixBookMailForward)))"
                  - name: DOVECOT_PASS_FILTER
                    value: "(&(objectClass=PostfixBookMailAccount)(uniqueIdentifier=%n))"
                  - name: DOVECOT_USER_FILTER
                    value: "(&(objectClass=PostfixBookMailAccount)(uniqueIdentifier=%n))"
                  - name: ENABLE_SASLAUTHD
                    value: "1"
                  - name: SASLAUTHD_MECHANISMS
                    value: "ldap"
                  - name: SASLAUTHD_LDAP_SERVER
                    value: "ldap://openldap/"
                  - name: SASLAUTHD_LDAP_BIND_DN
                    value: "cn=admin,dc=eom,dc=dev"
                  - name: SASLAUTHD_LDAP_PASSWORD
                    value: "{{ ldap_admin_password }}"
                  - name: SASLAUTHD_LDAP_SEARCH_BASE
                    value: "dc=eom,dc=dev"
                  - name: SASLAUTHD_LDAP_FILTER
                    value: "(&(objectClass=PostfixBookMailAccount)(uniqueIdentifier=%U))"
                  - name: POSTMASTER_ADDRESS
                    value: "admin@mail.eom.dev"
                  - name: SSL_TYPE
                    value: "manual"
                  - name: SSL_CERT_PATH
                    value: "/etc/letsencrypt/server.crt"
                  - name: SSL_KEY_PATH
                    value: "/etc/letsencrypt/server.key"
            volumes:
              - name: ssl
                configMap:
                  name: mail
              - name: mail
                persistentVolumeClaim:
                  claimName: mail

- name: Expose deployment as a service
  k8s:
    definition:
      apiVersion: v1
      kind: Service
      metadata:
        name: mail
        namespace: "eom-{{ target_namespace }}"
      spec:
        selector:
          app: mail
        ports:
          - port: 25
            name: mail-25
            nodePort: 30025
          - port: 465
            name: mail-465
            nodePort: 30465
          - port: 587
            name: mail-587
            nodePort: 30587
          - port: 993
            name: mail-993
            nodePort: 30993
        type: NodePort