New Module: gcp_compute_node_group (#63080)

lib/ansible/modules/cloud/google/gcp_compute_node_group.py

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+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2017 Google
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+# ----------------------------------------------------------------------------
+#
+#     ***     AUTO GENERATED CODE    ***    AUTO GENERATED CODE     ***
+#
+# ----------------------------------------------------------------------------
+#
+#     This file is automatically generated by Magic Modules and manual
+#     changes will be clobbered when the file is regenerated.
+#
+#     Please read more about how to change this file at
+#     https://www.github.com/GoogleCloudPlatform/magic-modules
+#
+# ----------------------------------------------------------------------------
+
+from __future__ import absolute_import, division, print_function
+
+__metaclass__ = type
+
+################################################################################
+# Documentation
+################################################################################
+
+ANSIBLE_METADATA = {'metadata_version': '1.1', 'status': ["preview"], 'supported_by': 'community'}
+
+DOCUMENTATION = '''
+---
+module: gcp_compute_node_group
+description:
+- Represents a NodeGroup resource to manage a group of sole-tenant nodes.
+short_description: Creates a GCP NodeGroup
+version_added: '2.10'
+author: Google Inc. (@googlecloudplatform)
+requirements:
+- python >= 2.6
+- requests >= 2.18.4
+- google-auth >= 1.3.0
+options:
+  state:
+    description:
+    - Whether the given object should exist in GCP
+    choices:
+    - present
+    - absent
+    default: present
+    type: str
+  description:
+    description:
+    - An optional textual description of the resource.
+    required: false
+    type: str
+  name:
+    description:
+    - Name of the resource.
+    required: false
+    type: str
+  node_template:
+    description:
+    - The URL of the node template to which this node group belongs.
+    - 'This field represents a link to a NodeTemplate resource in GCP. It can be specified
+      in two ways. First, you can place a dictionary with key ''selfLink'' and value
+      of your resource''s selfLink Alternatively, you can add `register: name-of-resource`
+      to a gcp_compute_node_template task and then set this node_template field to
+      "{{ name-of-resource }}"'
+    required: true
+    type: dict
+  size:
+    description:
+    - The total number of nodes in the node group.
+    required: true
+    type: int
+  zone:
+    description:
+    - Zone where this node group is located .
+    required: true
+    type: str
+  project:
+    description:
+    - The Google Cloud Platform project to use.
+    type: str
+  auth_kind:
+    description:
+    - The type of credential used.
+    type: str
+    required: true
+    choices:
+    - application
+    - machineaccount
+    - serviceaccount
+  service_account_contents:
+    description:
+    - The contents of a Service Account JSON file, either in a dictionary or as a
+      JSON string that represents it.
+    type: jsonarg
+  service_account_file:
+    description:
+    - The path of a Service Account JSON file if serviceaccount is selected as type.
+    type: path
+  service_account_email:
+    description:
+    - An optional service account email address if machineaccount is selected and
+      the user does not wish to use the default email.
+    type: str
+  scopes:
+    description:
+    - Array of scopes to be used
+    type: list
+  env_type:
+    description:
+    - Specifies which Ansible environment you're running this module within.
+    - This should not be set unless you know what you're doing.
+    - This only alters the User Agent string for any API requests.
+    type: str
+notes:
+- 'API Reference: U(https://cloud.google.com/compute/docs/reference/rest/v1/nodeGroups)'
+- 'Sole-Tenant Nodes: U(https://cloud.google.com/compute/docs/nodes/)'
+- for authentication, you can set service_account_file using the c(gcp_service_account_file)
+  env variable.
+- for authentication, you can set service_account_contents using the c(GCP_SERVICE_ACCOUNT_CONTENTS)
+  env variable.
+- For authentication, you can set service_account_email using the C(GCP_SERVICE_ACCOUNT_EMAIL)
+  env variable.
+- For authentication, you can set auth_kind using the C(GCP_AUTH_KIND) env variable.
+- For authentication, you can set scopes using the C(GCP_SCOPES) env variable.
+- Environment variables values will only be used if the playbook values are not set.
+- The I(service_account_email) and I(service_account_file) options are mutually exclusive.
+'''
+
+EXAMPLES = '''
+- name: create a node template
+  gcp_compute_node_template:
+    name: "{{ resource_name }}"
+    region: us-central1
+    node_type: n1-node-96-624
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: present
+  register: node_template
+
+- name: create a node group
+  gcp_compute_node_group:
+    name: test_object
+    zone: us-central1-a
+    description: example group for ansible
+    size: 1
+    node_template: "{{ node_template }}"
+    project: test_project
+    auth_kind: serviceaccount
+    service_account_file: "/tmp/auth.pem"
+    state: present
+'''
+
+RETURN = '''
+creationTimestamp:
+  description:
+  - Creation timestamp in RFC3339 text format.
+  returned: success
+  type: str
+description:
+  description:
+  - An optional textual description of the resource.
+  returned: success
+  type: str
+name:
+  description:
+  - Name of the resource.
+  returned: success
+  type: str
+nodeTemplate:
+  description:
+  - The URL of the node template to which this node group belongs.
+  returned: success
+  type: dict
+size:
+  description:
+  - The total number of nodes in the node group.
+  returned: success
+  type: int
+zone:
+  description:
+  - Zone where this node group is located .
+  returned: success
+  type: str
+'''
+
+################################################################################
+# Imports
+################################################################################
+
+from ansible.module_utils.gcp_utils import navigate_hash, GcpSession, GcpModule, GcpRequest, replace_resource_dict
+import json
+import re
+import time
+
+################################################################################
+# Main
+################################################################################
+
+
+def main():
+    """Main function"""
+
+    module = GcpModule(
+        argument_spec=dict(
+            state=dict(default='present', choices=['present', 'absent'], type='str'),
+            description=dict(type='str'),
+            name=dict(type='str'),
+            node_template=dict(required=True, type='dict'),
+            size=dict(required=True, type='int'),
+            zone=dict(required=True, type='str'),
+        )
+    )
+
+    if not module.params['scopes']:
+        module.params['scopes'] = ['https://www.googleapis.com/auth/compute']
+
+    state = module.params['state']
+    kind = 'compute#NodeGroup'
+
+    fetch = fetch_resource(module, self_link(module), kind)
+    changed = False
+
+    if fetch:
+        if state == 'present':
+            if is_different(module, fetch):
+                update(module, self_link(module), kind, fetch)
+                fetch = fetch_resource(module, self_link(module), kind)
+                changed = True
+        else:
+            delete(module, self_link(module), kind)
+            fetch = {}
+            changed = True
+    else:
+        if state == 'present':
+            fetch = create(module, create_link(module), kind)
+            changed = True
+        else:
+            fetch = {}
+
+    fetch.update({'changed': changed})
+
+    module.exit_json(**fetch)
+
+
+def create(module, link, kind):
+    auth = GcpSession(module, 'compute')
+    return wait_for_operation(module, auth.post(link, resource_to_request(module)))
+
+
+def update(module, link, kind, fetch):
+    update_fields(module, resource_to_request(module), response_to_hash(module, fetch))
+    return fetch_resource(module, self_link(module), kind)
+
+
+def update_fields(module, request, response):
+    if response.get('nodeTemplate') != request.get('nodeTemplate'):
+        node_template_update(module, request, response)
+
+
+def node_template_update(module, request, response):
+    auth = GcpSession(module, 'compute')
+    auth.post(
+        ''.join(["https://www.googleapis.com/compute/v1/", "projects/{project}/zones/{zone}/nodeGroups/{name}/setNodeTemplate"]).format(**module.params),
+        {u'nodeTemplate': replace_resource_dict(module.params.get(u'node_template', {}), 'selfLink')},
+    )
+
+
+def delete(module, link, kind):
+    auth = GcpSession(module, 'compute')
+    return wait_for_operation(module, auth.delete(link))
+
+
+def resource_to_request(module):
+    request = {
+        u'kind': 'compute#NodeGroup',
+        u'description': module.params.get('description'),
+        u'name': module.params.get('name'),
+        u'nodeTemplate': replace_resource_dict(module.params.get(u'node_template', {}), 'selfLink'),
+        u'size': module.params.get('size'),
+    }
+    return_vals = {}
+    for k, v in request.items():
+        if v or v is False:
+            return_vals[k] = v
+
+    return return_vals
+
+
+def fetch_resource(module, link, kind, allow_not_found=True):
+    auth = GcpSession(module, 'compute')
+    return return_if_object(module, auth.get(link), kind, allow_not_found)
+
+
+def self_link(module):
+    return "https://www.googleapis.com/compute/v1/projects/{project}/zones/{zone}/nodeGroups/{name}".format(**module.params)
+
+
+def collection(module):
+    return "https://www.googleapis.com/compute/v1/projects/{project}/zones/{zone}/nodeGroups".format(**module.params)
+
+
+def create_link(module):
+    return "https://www.googleapis.com/compute/v1/projects/{project}/zones/{zone}/nodeGroups?initialNodeCount={size}".format(**module.params)
+
+
+def return_if_object(module, response, kind, allow_not_found=False):
+    # If not found, return nothing.
+    if allow_not_found and response.status_code == 404:
+        return None
+
+    # If no content, return nothing.
+    if response.status_code == 204:
+        return None
+
+    try:
+        module.raise_for_status(response)
+        result = response.json()
+    except getattr(json.decoder, 'JSONDecodeError', ValueError):
+        module.fail_json(msg="Invalid JSON response with error: %s" % response.text)
+
+    if navigate_hash(result, ['error', 'errors']):
+        module.fail_json(msg=navigate_hash(result, ['error', 'errors']))
+
+    return result
+
+
+def is_different(module, response):
+    request = resource_to_request(module)
+    response = response_to_hash(module, response)
+
+    # Remove all output-only from response.
+    response_vals = {}
+    for k, v in response.items():
+        if k in request:
+            response_vals[k] = v
+
+    request_vals = {}
+    for k, v in request.items():
+        if k in response:
+            request_vals[k] = v
+
+    return GcpRequest(request_vals) != GcpRequest(response_vals)
+
+
+# Remove unnecessary properties from the response.
+# This is for doing comparisons with Ansible's current parameters.
+def response_to_hash(module, response):
+    return {
+        u'creationTimestamp': response.get(u'creationTimestamp'),
+        u'description': response.get(u'description'),
+        u'name': response.get(u'name'),
+        u'nodeTemplate': response.get(u'nodeTemplate'),
+        u'size': response.get(u'size'),
+    }
+
+
+def region_selflink(name, params):
+    if name is None:
+        return
+    url = r"https://www.googleapis.com/compute/v1/projects/.*/regions/.*"
+    if not re.match(url, name):
+        name = "https://www.googleapis.com/compute/v1/projects/{project}/regions/%s".format(**params) % name
+    return name
+
+
+def zone_selflink(name, params):
+    if name is None:
+        return
+    url = r"https://www.googleapis.com/compute/v1/projects/.*/zones/.*"
+    if not re.match(url, name):
+        name = "https://www.googleapis.com/compute/v1/projects/{project}/zones/%s".format(**params) % name
+    return name
+
+
+def async_op_url(module, extra_data=None):
+    if extra_data is None:
+        extra_data = {}
+    url = "https://www.googleapis.com/compute/v1/projects/{project}/zones/{zone}/operations/{op_id}"
+    combined = extra_data.copy()
+    combined.update(module.params)
+    return url.format(**combined)
+
+
+def wait_for_operation(module, response):
+    op_result = return_if_object(module, response, 'compute#operation')
+    if op_result is None:
+        return {}
+    status = navigate_hash(op_result, ['status'])
+    wait_done = wait_for_completion(status, op_result, module)
+    return fetch_resource(module, navigate_hash(wait_done, ['targetLink']), 'compute#NodeGroup')
+
+
+def wait_for_completion(status, op_result, module):
+    op_id = navigate_hash(op_result, ['name'])
+    op_uri = async_op_url(module, {'op_id': op_id})
+    while status != 'DONE':
+        raise_if_errors(op_result, ['error', 'errors'], module)
+        time.sleep(1.0)
+        op_result = fetch_resource(module, op_uri, 'compute#operation', False)
+        status = navigate_hash(op_result, ['status'])
+    return op_result
+
+
+def raise_if_errors(response, err_path, module):
+    errors = navigate_hash(response, err_path)
+    if errors is not None:
+        module.fail_json(msg=errors)
+
+
+if __name__ == '__main__':
+    main()

test/integration/targets/gcp_compute_node_group/aliases

@@ -0,0 +1,2 @@
+cloud/gcp
+unsupported

test/integration/targets/gcp_compute_node_group/tasks/autogen.yml

@@ -0,0 +1,148 @@
+---
+# ----------------------------------------------------------------------------
+#
+#     ***     AUTO GENERATED CODE    ***    AUTO GENERATED CODE     ***
+#
+# ----------------------------------------------------------------------------
+#
+#     This file is automatically generated by Magic Modules and manual
+#     changes will be clobbered when the file is regenerated.
+#
+#     Please read more about how to change this file at
+#     https://www.github.com/GoogleCloudPlatform/magic-modules
+#
+# ----------------------------------------------------------------------------
+# Pre-test setup
+- name: create a node template
+  gcp_compute_node_template:
+    name: "{{ resource_name }}"
+    region: us-central1
+    node_type: n1-node-96-624
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: present
+  register: node_template
+- name: delete a node group
+  gcp_compute_node_group:
+    name: "{{ resource_name }}"
+    zone: us-central1-a
+    description: example group for ansible
+    size: 1
+    node_template: "{{ node_template }}"
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: absent
+#----------------------------------------------------------
+- name: create a node group
+  gcp_compute_node_group:
+    name: "{{ resource_name }}"
+    zone: us-central1-a
+    description: example group for ansible
+    size: 1
+    node_template: "{{ node_template }}"
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: present
+  register: result
+- name: assert changed is true
+  assert:
+    that:
+      - result.changed == true
+- name: verify that node_group was created
+  gcp_compute_node_group_info:
+      filters:
+         - name = {{ resource_name }}
+      zone: us-central1-a
+      project: "{{ gcp_project }}"
+      auth_kind: "{{ gcp_cred_kind }}"
+      service_account_file: "{{ gcp_cred_file }}"
+      scopes:
+        - https://www.googleapis.com/auth/compute
+  register: results
+- name: verify that command succeeded
+  assert:
+    that:
+      - results['resources'] | length == 1
+# ----------------------------------------------------------------------------
+- name: create a node group that already exists
+  gcp_compute_node_group:
+    name: "{{ resource_name }}"
+    zone: us-central1-a
+    description: example group for ansible
+    size: 1
+    node_template: "{{ node_template }}"
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: present
+  register: result
+- name: assert changed is false
+  assert:
+    that:
+      - result.changed == false
+#----------------------------------------------------------
+- name: delete a node group
+  gcp_compute_node_group:
+    name: "{{ resource_name }}"
+    zone: us-central1-a
+    description: example group for ansible
+    size: 1
+    node_template: "{{ node_template }}"
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: absent
+  register: result
+- name: assert changed is true
+  assert:
+    that:
+      - result.changed == true
+- name: verify that node_group was deleted
+  gcp_compute_node_group_info:
+      filters:
+         - name = {{ resource_name }}
+      zone: us-central1-a
+      project: "{{ gcp_project }}"
+      auth_kind: "{{ gcp_cred_kind }}"
+      service_account_file: "{{ gcp_cred_file }}"
+      scopes:
+        - https://www.googleapis.com/auth/compute
+  register: results
+- name: verify that command succeeded
+  assert:
+    that:
+      - results['resources'] | length == 0
+# ----------------------------------------------------------------------------
+- name: delete a node group that does not exist
+  gcp_compute_node_group:
+    name: "{{ resource_name }}"
+    zone: us-central1-a
+    description: example group for ansible
+    size: 1
+    node_template: "{{ node_template }}"
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: absent
+  register: result
+- name: assert changed is false
+  assert:
+    that:
+      - result.changed == false
+#---------------------------------------------------------
+# Post-test teardown
+# If errors happen, don't crash the playbook!
+- name: delete a node template
+  gcp_compute_node_template:
+    name: "{{ resource_name }}"
+    region: us-central1
+    node_type: n1-node-96-624
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: absent
+  register: node_template
+  ignore_errors: true

test/integration/targets/gcp_compute_node_group/tasks/main.yml

@@ -0,0 +1,2 @@
+---
+- include_tasks: autogen.yml