#!/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    ***    Type: MMv1     ***
#
# ----------------------------------------------------------------------------
#
#     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_redis_instance_info
description:
- Gather info for GCP Instance
short_description: Gather info for GCP Instance
author: Google Inc. (@googlecloudplatform)
requirements:
- python >= 2.6
- requests >= 2.18.4
- google-auth >= 1.3.0
options:
  region:
    description:
    - The name of the Redis region of the instance.
    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
    - accesstoken
  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
  access_token:
    description:
    - An OAuth2 access token if credential type is accesstoken.
    type: str
  scopes:
    description:
    - Array of scopes to be used
    type: list
    elements: str
  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:
- 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 access_token using the C(GCP_ACCESS_TOKEN)
  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: get info on an instance
  gcp_redis_instance_info:
    region: us-central1
    project: test_project
    auth_kind: serviceaccount
    service_account_file: "/tmp/auth.pem"
'''

RETURN = '''
resources:
  description: List of resources
  returned: always
  type: complex
  contains:
    alternativeLocationId:
      description:
      - Only applicable to STANDARD_HA tier which protects the instance against zonal
        failures by provisioning it across two zones.
      - If provided, it must be a different zone from the one provided in [locationId].
      returned: success
      type: str
    authEnabled:
      description:
      - Optional. Indicates whether OSS Redis AUTH is enabled for the instance. If
        set to "true" AUTH is enabled on the instance.
      - Default value is "false" meaning AUTH is disabled.
      returned: success
      type: bool
    authorizedNetwork:
      description:
      - The full name of the Google Compute Engine network to which the instance is
        connected. If left unspecified, the default network will be used.
      returned: success
      type: str
    connectMode:
      description:
      - The connection mode of the Redis instance.
      returned: success
      type: str
    createTime:
      description:
      - The time the instance was created in RFC3339 UTC "Zulu" format, accurate to
        nanoseconds.
      returned: success
      type: str
    currentLocationId:
      description:
      - The current zone where the Redis endpoint is placed.
      - For Basic Tier instances, this will always be the same as the [locationId]
        provided by the user at creation time. For Standard Tier instances, this can
        be either [locationId] or [alternativeLocationId] and can change after a failover
        event.
      returned: success
      type: str
    displayName:
      description:
      - An arbitrary and optional user-provided name for the instance.
      returned: success
      type: str
    host:
      description:
      - Hostname or IP address of the exposed Redis endpoint used by clients to connect
        to the service.
      returned: success
      type: str
    labels:
      description:
      - Resource labels to represent user provided metadata.
      returned: success
      type: dict
    redisConfigs:
      description:
      - Redis configuration parameters, according to U(http://redis.io/topics/config).
      - 'Please check Memorystore documentation for the list of supported parameters:
        U(https://cloud.google.com/memorystore/docs/redis/reference/rest/v1/projects.locations.instances#Instance.FIELDS.redis_configs)
        .'
      returned: success
      type: dict
    locationId:
      description:
      - The zone where the instance will be provisioned. If not provided, the service
        will choose a zone for the instance. For STANDARD_HA tier, instances will
        be created across two zones for protection against zonal failures. If [alternativeLocationId]
        is also provided, it must be different from [locationId].
      returned: success
      type: str
    name:
      description:
      - The ID of the instance or a fully qualified identifier for the instance.
      returned: success
      type: str
    memorySizeGb:
      description:
      - Redis memory size in GiB.
      returned: success
      type: int
    port:
      description:
      - The port number of the exposed Redis endpoint.
      returned: success
      type: int
    persistenceIamIdentity:
      description:
      - Output only. Cloud IAM identity used by import / export operations to transfer
        data to/from Cloud Storage. Format is "serviceAccount:".
      - The value may change over time for a given instance so should be checked before
        each import/export operation.
      returned: success
      type: str
    redisVersion:
      description:
      - The version of Redis software. If not provided, latest supported version will
        be used. Please check the API documentation linked at the top for the latest
        valid values.
      returned: success
      type: str
    reservedIpRange:
      description:
      - The CIDR range of internal addresses that are reserved for this instance.
        If not provided, the service will choose an unused /29 block, for example,
        10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique and non-overlapping with
        existing subnets in an authorized network.
      returned: success
      type: str
    tier:
      description:
      - 'The service tier of the instance. Must be one of these values: - BASIC: standalone
        instance - STANDARD_HA: highly available primary/replica instances .'
      returned: success
      type: str
    transitEncryptionMode:
      description:
      - The TLS mode of the Redis instance, If not provided, TLS is disabled for the
        instance.
      - "- SERVER_AUTHENTICATION: Client to Server traffic encryption enabled with
        server authentcation ."
      returned: success
      type: str
    serverCaCerts:
      description:
      - List of server CA certificates for the instance.
      returned: success
      type: complex
      contains:
        serialNumber:
          description:
          - Serial number, as extracted from the certificate.
          returned: success
          type: str
        cert:
          description:
          - Serial number, as extracted from the certificate.
          returned: success
          type: str
        createTime:
          description:
          - The time when the certificate was created.
          returned: success
          type: str
        expireTime:
          description:
          - The time when the certificate expires.
          returned: success
          type: str
        sha1Fingerprint:
          description:
          - Sha1 Fingerprint of the certificate.
          returned: success
          type: str
    region:
      description:
      - The name of the Redis region of the instance.
      returned: success
      type: str
'''

################################################################################
# Imports
################################################################################
from ansible_collections.google.cloud.plugins.module_utils.gcp_utils import navigate_hash, GcpSession, GcpModule
import json

################################################################################
# Main
################################################################################


def main():
    module = GcpModule(argument_spec=dict(region=dict(required=True, type='str')))

    if not module.params['scopes']:
        module.params['scopes'] = ['https://www.googleapis.com/auth/cloud-platform']

    return_value = {'resources': fetch_list(module, collection(module))}
    module.exit_json(**return_value)


def collection(module):
    return "https://redis.googleapis.com/v1/projects/{project}/locations/{region}/instances".format(**module.params)


def fetch_list(module, link):
    auth = GcpSession(module, 'redis')
    return auth.list(link, return_if_object, array_name='instances')


def return_if_object(module, response):
    # If not found, return nothing.
    if 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) as inst:
        module.fail_json(msg="Invalid JSON response with error: %s" % inst)

    if navigate_hash(result, ['error', 'errors']):
        module.fail_json(msg=navigate_hash(result, ['error', 'errors']))

    return result


if __name__ == "__main__":
    main()
