wordpress.yaml

tosca_definitions_version: cloudify_dsl_1_3

imports:
  - http://www.getcloudify.org/spec/cloudify/4.2/types.yaml
  - plugin:cloudify-utilities-plugin
  - plugin:cloudify-kubernetes-plugin
  - plugin:cloudify-dblb

inputs:

  environment_blueprint_filename:
    default: openstack.yaml

  db_blueprint_id:
    default: db

  lb_blueprint_id:
    default: lb

  kubernetes_master_ip:
    type: string
    default: { get_secret: kubernetes_master_ip }

  kubernetes_master_port:
    type: string
    default: { get_secret: kubernetes_master_port }

  kubernetes_certificate_authority_data:
    default: { get_secret: kubernetes_certificate_authority_data }

  kubernetes-admin_client_certificate_data:
    default: { get_secret: kubernetes-admin_client_certificate_data }

  kubernetes-admin_client_key_data:
    default: { get_secret: kubernetes-admin_client_key_data }

  new_database_user:
    default: wordpress

  new_database_password:
    default: X0kdmdwethrngosdf88

  external_resource:
    default: true

node_types:

  cloudify.kubernetes.resources.PersistentVolumeClaim:
    derived_from: cloudify.kubernetes.resources.CustomBlueprintDefinedResource
    properties:
      api_mapping:
        default:
          create:
            api: CoreV1Api
            method: create_namespaced_persistent_volume_claim
            payload: V1PersistentVolumeClaim
          read:
            api: CoreV1Api
            method: read_namespaced_persistent_volume_claim
          delete:
            api: CoreV1Api
            method: delete_namespaced_persistent_volume_claim
            payload: V1DeleteOptions
          update:
            api: CoreV1Api
            method: patch_namespaced_persistent_volume_claim

dsl_definitions:

  kube_config: &kube_config
    apiVersion: v1
    kind: Config
    preferences: {}
    current-context: kubernetes-admin@kubernetes
    clusters:
    - name: kubernetes
      cluster:
        certificate-authority-data: { get_input: kubernetes_certificate_authority_data }
        server: { concat: [ 'https://', { get_input: kubernetes_master_ip}, ':', { get_input: kubernetes_master_port } ] }
    contexts:
    - name: kubernetes-admin@kubernetes
      context:
        cluster: kubernetes
        user: kubernetes-admin
    users:
    - name: kubernetes-admin
      user:
        client-certificate-data: { get_input: kubernetes-admin_client_certificate_data }
        client-key-data:  { get_input: kubernetes-admin_client_key_data }

node_templates:

  wordpress_svc:
    type: cloudify.kubernetes.resources.FileDefinedResource
    properties:
      file:
        resource_path: resources/service.yaml
    relationships:
      - type: cloudify.kubernetes.relationships.managed_by_master
        target: kubernetes_master
      - type: cloudify.relationships.depends_on
        target: wordpress_deploy

  wordpress_deploy:
    type: cloudify.kubernetes.resources.FileDefinedResource
    properties:
      file:
        resource_path: resources/deployment.yaml
        template_variables:
          db_host: { get_attribute: [ lb, deployment, outputs, ip ] }
          db_user_password: { get_input: new_database_password }
          db_user: { get_input: new_database_user }
    relationships:
      - type: cloudify.kubernetes.relationships.managed_by_master
        target: kubernetes_master
      - type: cloudify.relationships.depends_on
        target: wp_pv_claim
      - type: cloudify.relationships.depends_on
        target: lb
    interfaces:
      cloudify.interfaces.lifecycle:
        create:
          implementation: kubernetes.cloudify_kubernetes.tasks.file_resource_create
          inputs:
            file:
              resource_path: resources/deployment.yaml
              template_variables:
                db_host: { get_attribute: [ lb, deployment, outputs, ip ] }
                db_user_password: { get_input: new_database_password }
                db_user: { get_input: new_database_user }

  wp_pv_claim:
    type: cloudify.kubernetes.resources.PersistentVolumeClaim
    properties:
      definition:
        apiVersion: v1
        kind: PersistentVolumeClaim
        metadata:
          name: wp-pv-claim
          labels:
            app: wordpress
        spec:
          accessModes:
            - ReadWriteOnce
          resources:
            requests:
              storage: 20Gi
    relationships:
      - type: cloudify.kubernetes.relationships.managed_by_master
        target: kubernetes_master
      - type: cloudify.relationships.depends_on
        target: local_pv_1

  local_pv_1:
    type: cloudify.kubernetes.resources.FileDefinedResource
    properties:
      file:
        resource_path: resources/persistent-volume.yaml
    relationships:
      - type: cloudify.kubernetes.relationships.managed_by_master
        target: kubernetes_master

  kubernetes_master:
    type: cloudify.kubernetes.nodes.Master
    properties:
      configuration:
        file_content: *kube_config

  lb:
    type: cloudify.nodes.DeploymentProxy
    properties:
      resource_config:
        blueprint:
          id: { get_input: lb_blueprint_id }
          blueprint_archive: ''
          main_file_name: ''
          external_resource: true
        deployment:
          id: { get_input: lb_blueprint_id }
          inputs:
            application_ip: ''
          outputs:
            ip: ip
          external_resource: true
        reexecute: false
    relationships:
      - type: cloudify.relationships.depends_on
        target: db

  db:
    type: cloudify.nodes.DeploymentProxy
    properties:
      resource_config:
        blueprint:
          id: { get_input: db_blueprint_id }
          blueprint_archive: ''
          main_file_name: ''
          external_resource: true
        deployment:
          id: { get_input: db_blueprint_id }
          outputs:
            cluster_addresses: ips
          external_resource: true
        reexecute: false