host-pool-blueprint.yaml

tosca_definitions_version: cloudify_dsl_1_4

description: >
  This Blueprint installs the nodecellar application
  on hosts from an existing host-pool using the
  cloudify-host-pool-plugin.

imports:
  - http://www.getcloudify.org/spec/cloudify/7.1.0.dev1/types.yaml
  - https://raw.githubusercontent.com/cloudify-cosmo/cloudify-host-pool-plugin/1.5/plugin.yaml
  - types/nodecellar.yaml
  - types/host-pool-types.yaml

#####################################################################################
# inputs section allows the user to use same
# blueprint for creating different deployments, each one
# with its own parameters.
# to specify deployment inputs run:
#   - cfy deployments create -b <blueprint_id> <deployment_id> -i inputs.json
#####################################################################################

inputs:

  host_pool_service_endpoint:
    description: >
      URL to the host pool service that will allocate hosts.

node_templates:

  nodecellar:
    type: nodecellar.nodes.NodecellarApplicationModule
    relationships:

      ################################
      # Setting the mongo connection
      ################################

      - type: node_connected_to_mongo
        target: mongod

      ################################
      # Setting the nodejs connection
      ################################

      - type: node_contained_in_nodejs
        target: nodejs

  mongod:
    type: nodecellar.nodes.MongoDatabase
    relationships:
      - type: cloudify.relationships.contained_in
        target: mongod_host

  nodejs:
    type: nodecellar.nodes.NodeJSServer
    relationships:
      - type: cloudify.relationships.contained_in
        target: nodejs_host

  nodejs_host:
    type: nodecellar.nodes.Host

  mongod_host:
    type: nodecellar.nodes.Host

###########################################################
# This outputs section exposes the application endpoint.
# You can access it by running:
#   - cfy deployments outputs <deployment_id>
###########################################################

outputs:
  endpoint:
    description: Web application endpoint
    value:
      ip_address: { get_attribute: [ nodejs_host, public_address ] }
      port: { get_property: [nodecellar, port] }