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tosca_definitions_version: tosca_simple_yaml_1_0
description: >
Queue subsystem, which is service template with topology_template,
act as a nested system inside another system and also act as stand
alone service template.
imports:
- definitions.yaml
topology_template:
description: Template of a database including its hosting stack.
inputs:
server_ip:
type: string
description: IP address of the message queuing server to receive messages from.
default: 127.0.0.1
server_port:
type: integer
description: Port to be used for receiving messages.
default: 8080
my_cpus:
type: integer
description: Number of CPUs for the server.
default: 2
constraints:
- valid_values: [ 1, 2, 4, 8 ]
substitution_mappings:
node_type: example.QueuingSubsystem
# capabilities:
# message_receiver: [ app, message_receiver ]
requirements:
receiver1: [ tran_app, receiver1 ]
receiver2: [ tran_app, receiver2 ]
node_templates:
tran_app:
type: example.QueuingSubsystem
properties:
server_ip: { get_input: server_ip }
server_port: { get_input: server_port }
requirements:
- host:
node: server
server:
type: tosca.nodes.Compute
capabilities:
host:
properties:
disk_size: 10 GB
num_cpus: { get_input: my_cpus }
mem_size: 4096 MB
os:
properties:
architecture: x86_64
type: Linux
distribution: Ubuntu
version: 14.04
outputs:
server_ip:
description: server_ip of the message receiver application
value: { get_input: server_ip }
server_port:
description: server_port of the message receiver application
value: { get_input: server_port }
groups:
tran_server_group:
members: [ tran_app, server ]
type: tosca.groups.Root
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