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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
tosca_definitions_version: tosca_simple_yaml_1_0
description: >
TOSCA simple profile with server and attached block storage using a custom AttachesTo Relationship Type.
relationship_types:
MyCustomAttachesTo:
derived_from: AttachesTo
topology_template:
inputs:
cpus:
type: integer
description: Number of CPUs for the server.
constraints:
- valid_values: [ 1, 2, 4, 8 ]
storage_size:
type: scalar-unit.size
description: Size of the storage to be created.
default: 1 GB
storage_snapshot_id:
type: string
description: >
Optional identifier for an existing snapshot to use when creating storage.
storage_location:
type: string
description: Block storage mount point (filesystem path).
node_templates:
my_server:
type: Compute
capabilities:
host:
properties:
disk_size: 10 GB
num_cpus: { get_input: cpus }
mem_size: 4 MB
os:
properties:
architecture: x86_64
type: Linux
distribution: Fedora
version: 18.0
requirements:
- local_storage:
node: my_storage
# Declare custom AttachesTo type using the 'relationship' keyword
relationship:
type: MyCustomAttachesTo
properties:
location: { get_input: storage_location }
my_storage:
type: BlockStorage
properties:
size: { get_input: storage_size }
snapshot_id: { get_input: storage_snapshot_id }
outputs:
private_ip:
description: The private IP address of the newly created compute instance.
value: { get_attribute: [my_server, private_address] }
volume_id:
description: The volume id of the block storage instance.
value: { get_attribute: [my_storage, volume_id] }
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