# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.import libcloud

import os
import sys

import libcloud.security
from libcloud.common.types import LibcloudError
from libcloud.compute.base import NodeAuthPassword, NodeImage, NodeSize

from libcloud.test import unittest
from libcloud.test import LibcloudTestCase
from libcloud.test import MockHttp
from libcloud.test.file_fixtures import ComputeFileFixtures
from libcloud.utils.py3 import httplib
from libcloud.compute.base import Node, NodeState
from libcloud.compute.types import Provider
from libcloud.compute.providers import get_driver


class AzureNodeDriverTests(LibcloudTestCase):
    #  required otherwise we get client side SSL verification
    libcloud.security.VERIFY_SSL_CERT = False

    SUBSCRIPTION_ID = '3761b98b-673d-526c-8d55-fee918758e6e'
    KEY_FILE = os.path.join(os.path.dirname(__file__), 'fixtures/azure/libcloud.pem')  # empty file is fine

    def setUp(self):
        Azure = get_driver(Provider.AZURE)
        Azure.connectionCls.conn_class = AzureMockHttp
        self.driver = Azure(self.SUBSCRIPTION_ID, self.KEY_FILE)

    def test_locations_returned_successfully(self):
        locations = self.driver.list_locations()
        self.assertEqual(len(locations), 7)

        location_names_result = list(a.name for a in locations)
        location_names_expected = [
            'East Asia',
            'Southeast Asia',
            'North Europe',
            'West Europe',
            'East US',
            'North Central US',
            'West US'
        ]

        self.assertListEqual(location_names_result, location_names_expected)

        matched_location = next(
            location for location in locations
            if location.name == 'Southeast Asia'
        )
        services_result = matched_location.available_services
        services_expected = [
            'Compute',
            'Storage',
            'PersistentVMRole',
            'HighMemory'
        ]
        self.assertListEqual(services_result, services_expected)

        vm_role_sizes_result = matched_location.virtual_machine_role_sizes

        vm_role_sizes_expected = [
            'A5',
            'A6',
            'A7',
            'Basic_A0',
            'Basic_A1',
            'Basic_A2',
            'Basic_A3',
            'Basic_A4',
            'ExtraLarge',
            'ExtraSmall',
            'Large',
            'Medium',
            'Small'
        ]
        self.assertListEqual(vm_role_sizes_result, vm_role_sizes_expected)

    def test_images_returned_successfully(self):
        images = self.driver.list_images()
        # There should be 215 standard OSImages and one VMImage returned
        self.assertEqual(len(images), 216)

    def test_images_returned_successfully_filter_by_location(self):
        images = self.driver.list_images(location="West US")
        self.assertEqual(len(images), 207)

    def test_list_nodes_returned_successfully(self):
        vmimages = self.driver.list_nodes(
            ex_cloud_service_name="dcoddkinztest01"
        )
        self.assertEqual(len(vmimages), 2)

        img0 = vmimages[0]
        self.assertEqual(img0.id, "dc03")
        self.assertEqual(img0.name, "dc03")
        self.assertListEqual(img0.public_ips, ["191.235.135.62"])
        self.assertListEqual(img0.private_ips, ["100.92.66.69"])
        self.assertEqual(img0.size, None)
        self.assertEqual(img0.state, NodeState.RUNNING)
        self.assertTrue(isinstance(img0.extra, dict))
        extra = img0.extra
        self.assertEqual(extra["instance_size"], 'Small')
        self.assertEqual(extra["power_state"], 'Started')
        self.assertEqual(extra["ssh_port"], '22')

    def test_list_nodes_returned_no_deployments(self):
        nodes = self.driver.list_nodes(
            ex_cloud_service_name="dcoddkinztest03"
        )
        self.assertEqual(nodes, [])

    def test_list_nodes_returned_no_cloud_service(self):
        with self.assertRaises(LibcloudError):
            self.driver.list_nodes(ex_cloud_service_name="dcoddkinztest04")

    def test_restart_node_success(self):

        node = Node(
            id="dc03",
            name="dc03",
            state=NodeState.RUNNING,
            public_ips=[],
            private_ips=[],
            driver=self.driver
        )
        result = self.driver.reboot_node(
            node=node,
            ex_cloud_service_name="dcoddkinztest01",
            ex_deployment_slot="Production"
        )

        self.assertTrue(result)

    #  simulating attempting to reboot a node that is already rebooting
    def test_restart_node_fail_no_deployment(self):

        node = Node(
            id="dc03",
            name="dc03",
            state=NodeState.RUNNING,
            public_ips=[],
            private_ips=[],
            driver=self.driver
        )

        with self.assertRaises(LibcloudError):
            self.driver.reboot_node(
                node=node,
                ex_cloud_service_name="dcoddkinztest02",
                ex_deployment_slot="Production"
            )

    def test_restart_node_fail_no_cloud_service(self):

        node = Node(
            id="dc03",
            name="dc03",
            state=NodeState.RUNNING,
            public_ips=[],
            private_ips=[],
            driver=self.driver
        )

        with self.assertRaises(LibcloudError):
            self.driver.reboot_node(
                node=node,
                ex_cloud_service_name="dcoddkinztest03",
                ex_deployment_slot="Production"
            )

    def test_restart_node_fail_node_not_found(self):

        node = Node(
            id="dc13",
            name="dc13",
            state=NodeState.RUNNING,
            public_ips=[],
            private_ips=[],
            driver=self.driver
        )

        result = self.driver.reboot_node(
            node=node,
            ex_cloud_service_name="dcoddkinztest01",
            ex_deployment_slot="Production"
        )
        self.assertFalse(result)

    def test_destroy_node_success_single_node_in_cloud_service(self):

        node = Node(
            id="oddkinz1",
            name="oddkinz1",
            state=NodeState.RUNNING,
            public_ips=[],
            private_ips=[],
            driver=self.driver
        )

        result = self.driver.destroy_node(
            node=node,
            ex_cloud_service_name="oddkinz1",
            ex_deployment_slot="Production"
        )
        self.assertTrue(result)

    def test_destroy_node_success_multiple_nodes_in_cloud_service(self):

        node = Node(
            id="oddkinz1",
            name="oddkinz1",
            state=NodeState.RUNNING,
            public_ips=[],
            private_ips=[],
            driver=self.driver
        )

        result = self.driver.destroy_node(
            node=node,
            ex_cloud_service_name="oddkinz2",
            ex_deployment_slot="Production"
        )
        self.assertTrue(result)

    def test_destroy_node_fail_node_does_not_exist(self):

        node = Node(
            id="oddkinz2",
            name="oddkinz2",
            state=NodeState.RUNNING,
            public_ips=[],
            private_ips=[],
            driver=self.driver
        )

        with self.assertRaises(LibcloudError):
            self.driver.destroy_node(
                node=node,
                ex_cloud_service_name="oddkinz2",
                ex_deployment_slot="Production"
            )

    def test_destroy_node_success_cloud_service_not_found(self):

        node = Node(
            id="cloudredis",
            name="cloudredis",
            state=NodeState.RUNNING,
            public_ips=[],
            private_ips=[],
            driver=self.driver
        )

        with self.assertRaises(LibcloudError):
            self.driver.destroy_node(
                node=node,
                ex_cloud_service_name="oddkinz5",
                ex_deployment_slot="Production"
            )

    def test_ex_create_cloud_service(self):
        result = self.driver.ex_create_cloud_service(name="testdc123", location="North Europe")
        self.assertTrue(result)

    def test_ex_create_cloud_service_service_exists(self):
        with self.assertRaises(LibcloudError):
            self.driver.ex_create_cloud_service(
                name="testdc1234",
                location="North Europe"
            )

    def test_ex_destroy_cloud_service(self):
        result = self.driver.ex_destroy_cloud_service(name="testdc123")
        self.assertTrue(result)

    def test_ex_destroy_cloud_service_service_does_not_exist(self):
        with self.assertRaises(LibcloudError):
            self.driver.ex_destroy_cloud_service(name="testdc1234")

    def test_ex_create_storage_service(self):
        result = self.driver.ex_create_storage_service(name="testdss123", location="East US")
        self.assertTrue(result)

    def test_ex_create_storage_service_service_exists(self):
        with self.assertRaises(LibcloudError):
            self.driver.ex_create_storage_service(
                name="dss123",
                location="East US"
            )

    def test_ex_destroy_storage_service(self):
        result = self.driver.ex_destroy_storage_service(name="testdss123")
        self.assertTrue(result)

    def test_ex_destroy_storage_service_service_does_not_exist(self):
        with self.assertRaises(LibcloudError):
            self.driver.ex_destroy_storage_service(name="dss123")

    def test_create_node_and_deployment_one_node(self):
        kwargs = {
            "ex_storage_service_name": "mtlytics",
            "ex_deployment_name": "dcoddkinztest02",
            "ex_deployment_slot": "Production",
            "ex_admin_user_id": "azurecoder"
        }

        auth = NodeAuthPassword("Pa55w0rd", False)
        kwargs["auth"] = auth
        kwargs["name"] = "dcoddkinztest03"

        kwargs["size"] = NodeSize(
            id="ExtraSmall",
            name="ExtraSmall",
            ram=1024,
            disk="30gb",
            bandwidth=0,
            price=0,
            driver=self.driver
        )
        kwargs["image"] = NodeImage(
            id="5112500ae3b842c8b9c604889f8753c3__OpenLogic-CentOS-65-20140415",
            name="FakeImage",
            driver=self.driver,
            extra={
                'vm_image': False
            }
        )

        result = self.driver.create_node(
            ex_cloud_service_name="testdcabc",
            **kwargs
        )
        self.assertIsNotNone(result)

    def test_create_node_and_deployment_second_node(self):
        kwargs = {
            "ex_storage_service_name": "mtlytics",
            "ex_deployment_name": "dcoddkinztest02",
            "ex_deployment_slot": "Production",
            "ex_admin_user_id": "azurecoder"
        }

        auth = NodeAuthPassword("Pa55w0rd", False)
        kwargs["auth"] = auth

        kwargs["size"] = NodeSize(
            id="ExtraSmall",
            name="ExtraSmall",
            ram=1024,
            disk="30gb",
            bandwidth=0,
            price=0,
            driver=self.driver
        )
        kwargs["image"] = NodeImage(
            id="5112500ae3b842c8b9c604889f8753c3__OpenLogic-CentOS-65-20140415",
            name="FakeImage",
            driver=self.driver,
            extra={
                'vm_image': False
            }
        )
        kwargs["name"] = "dcoddkinztest03"

        result = self.driver.create_node(
            ex_cloud_service_name="testdcabc2",
            **kwargs
        )
        self.assertIsNotNone(result)


class AzureMockHttp(MockHttp):

    fixtures = ComputeFileFixtures('azure')

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz1_deploymentslots_Production(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz1_deploymentslots_Production.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz1_deployments_dc01(self, method, url, body, headers):
        return (httplib.ACCEPTED, body, headers, httplib.responses[httplib.ACCEPTED])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz2_deploymentslots_Production(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz2_deploymentslots_Production.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz2_deployments_dc03_roles_oddkinz1(self, method, url, body, headers):
        return (httplib.ACCEPTED, body, headers, httplib.responses[httplib.ACCEPTED])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz2_deployments_dc03_roles_oddkinz2(self, method, url, body, headers):
        return (httplib.NOT_FOUND, body, headers, httplib.responses[httplib.NOT_FOUND])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz5_deploymentslots_Production(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_oddkinz5_deploymentslots_Production.xml')

        return (httplib.NOT_FOUND, body, headers, httplib.responses[httplib.NOT_FOUND])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest01_deploymentslots_Production(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest01_deploymentslots_Production.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest01_deployments_dc03_roleinstances_dc03(self, method, url, body, headers):
        headers["x-ms-request-id"] = "acc33f6756cda6fd96826394fce4c9f3"
        return (httplib.ACCEPTED, body, headers, httplib.responses[httplib.ACCEPTED])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest02_deploymentslots_Production(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest02_deploymentslots_Production.xml')

        return (httplib.NOT_FOUND, body, headers, httplib.responses[httplib.NOT_FOUND])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest03_deploymentslots_Production(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest03_deploymentslots_Production.xml')

        return (httplib.NOT_FOUND, body, headers, httplib.responses[httplib.NOT_FOUND])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest01_deployments_dc03_roleinstances_dc13(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest01_deployments_dc03_roleinstances_dc13.xml')

        return (httplib.NOT_FOUND, body, headers, httplib.responses[httplib.NOT_FOUND])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest01(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest01.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest03(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest03.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest04(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_dcoddkinztest04.xml')

        return (httplib.NOT_FOUND, body, headers, httplib.responses[httplib.NOT_FOUND])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_images(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_images.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_vmimages(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_vmimages.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_locations(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_locations.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices(self, method, url, body, headers):
        # request url is the same irrespective of serviceName, only way to differentiate
        if "<ServiceName>testdc123</ServiceName>" in body:
            return (httplib.CREATED, body, headers, httplib.responses[httplib.CREATED])
        elif "<ServiceName>testdc1234</ServiceName>" in body:
            return (httplib.CONFLICT, body, headers, httplib.responses[httplib.CONFLICT])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdc123(self, method, url, body, headers):
        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_storageservices(self, method, url, body, headers):
        # request url is the same irrespective of serviceName, only way to differentiate
        if "<ServiceName>testdss123</ServiceName>" in body:
            return (httplib.ACCEPTED, body, headers, httplib.responses[httplib.ACCEPTED])
        elif "<ServiceName>dss123</ServiceName>" in body:
            return (httplib.CONFLICT, body, headers, httplib.responses[httplib.CONFLICT])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_storageservices_testdss123(self, method, url, body, headers):
        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_storageservices_dss123(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_storageservices_dss123.xml')

        return (httplib.NOT_FOUND, body, headers, httplib.responses[httplib.NOT_FOUND])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdc1234(self, method, url, body, headers):
        return (httplib.NOT_FOUND, body, headers, httplib.responses[httplib.NOT_FOUND])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdcabc(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdcabc.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdcabc_deployments(self, method, url, body, headers):
        headers["x-ms-request-id"] = "acc33f6756cda6fd96826394fce4c9f3"

        return (httplib.ACCEPTED, body, headers, httplib.responses[httplib.ACCEPTED])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdcabc2(self, method, url, body, headers):
        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdcabc2.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdcabc2_deploymentslots_Production(self, method, url, body, headers):

        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdcabc2_deploymentslots_Production.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

    def _3761b98b_673d_526c_8d55_fee918758e6e_services_hostedservices_testdcabc2_deployments_dcoddkinztest02_roles(self, method, url, body, headers):
        headers["x-ms-request-id"] = "acc33f6756cda6fd96826394fce4c9f3"
        return (httplib.ACCEPTED, body, headers, httplib.responses[httplib.ACCEPTED])

    def _3761b98b_673d_526c_8d55_fee918758e6e_operations_acc33f6756cda6fd96826394fce4c9f3(self, method, url, body, headers):

        if method == "GET":
            body = self.fixtures.load('_3761b98b_673d_526c_8d55_fee918758e6e_operations_acc33f6756cda6fd96826394fce4c9f3.xml')

        return (httplib.OK, body, headers, httplib.responses[httplib.OK])

if __name__ == '__main__':
    sys.exit(unittest.main())
