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singlehost-blueprint.yaml
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###########################################################
# This Blueprint installs the nodecellar application
# on an existing host.
###########################################################
tosca_definitions_version: cloudify_dsl_1_0
imports:
- http://www.getcloudify.org/spec/cloudify/3.3m3/types.yaml
- http://www.getcloudify.org/spec/diamond-plugin/1.3m3/plugin.yaml
- types/nodecellar.yaml
###########################################################
# Inputs section allows the user to use same
# blueprint several times, with different paramters for
# each time.
###########################################################
inputs:
host_ip:
description: >
The ip of the host the application will be deployed on
agent_user:
description: >
User name used when SSH-ing into the started machine
agent_private_key_path:
description: >
Path to a private key that resided on the management machine.
SSH-ing into agent machines will be done with this key.
node_templates:
###########################################################
# We define a type that inherits cloudify's default
# compute node, and adds monitoring capabillities
# on top of it.
###########################################################
host:
type: cloudify.nodes.Compute
properties:
ip: { get_input: host_ip }
cloudify_agent:
user: { get_input: agent_user }
key: { get_input: agent_private_key_path }
interfaces:
###########################################################
# We are infact telling cloudify to install a diamond
# monitoring agent on the server.
#
# (see https://github.com/BrightcoveOS/Diamond)
###########################################################
cloudify.interfaces.monitoring_agent:
install:
implementation: diamond.diamond_agent.tasks.install
inputs:
diamond_config:
interval: 1
start: diamond.diamond_agent.tasks.start
stop: diamond.diamond_agent.tasks.stop
uninstall: diamond.diamond_agent.tasks.uninstall
###########################################################
# Adding some collectors. These collectors are necessary
# for the Cloudify UI to display the deafult metrics.
###########################################################
cloudify.interfaces.monitoring:
start:
implementation: diamond.diamond_agent.tasks.add_collectors
inputs:
collectors_config:
CPUCollector: {}
MemoryCollector: {}
LoadAverageCollector: {}
DiskUsageCollector:
config:
devices: x?vd[a-z]+[0-9]*$
NetworkCollector: {}
mongod:
type: nodecellar.nodes.MongoDatabase
properties:
port: 27017
interfaces:
cloudify.interfaces.lifecycle:
###########################################################
# The MongoDBCollector depends on a python library called
# pymongo. We install this library in the 'configure'
# lifecycle hook of this node.
###########################################################
configure: scripts/mongo/install-pymongo.sh
###########################################################
# Notice that this node defines an additional collector
# to collect data on the MongoDB.
###########################################################
cloudify.interfaces.monitoring:
start:
implementation: diamond.diamond_agent.tasks.add_collectors
inputs:
collectors_config:
MongoDBCollector:
config:
hosts: "localhost:27017"
relationships:
- type: cloudify.relationships.contained_in
target: host
nodejs:
type: nodecellar.nodes.NodeJSServer
relationships:
- type: cloudify.relationships.contained_in
target: host
nodecellar:
type: nodecellar.nodes.NodecellarApplicationModule
properties:
port: 8080
relationships:
################################
# Setting the mongo connection
################################
- type: node_connected_to_mongo
target: mongod
################################
# Setting the nodejs connection
################################
- type: node_contained_in_nodejs
target: nodejs
###########################################################
# This outputs section exposes the application endpoint.
# You can access it by running:
# - cfy deployments -d <deployment_id> outputs
###########################################################
outputs:
endpoint:
description: Web application endpoint
value:
ip_address: { get_property: [ host, ip ] }
port: { get_property: [nodecellar, port] }