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from mock import patch, Mock

from unittest import TestCase

from json import loads

from kamaki.clients import Client, ClientError

img_ref = "1m4g3-r3f3r3nc3"

vm_name = "my new VM"

fid = 42

vm_send = dict(server=dict(

    flavorRef=fid,

    name=vm_name,

    imageRef=img_ref,

    metadata=dict(os="debian", users="root")))

vm_recv = dict(server=dict(

    status="BUILD",

    updated="2013-03-01T10:04:00.637152+00:00",

    hostId="",

    name=vm_name, imageRef=img_ref,

    created="2013-03-01T10:04:00.087324+00:00",

    flavorRef=fid,

    adminPass="n0n3sh@11p@55",

    suspended=False,

    progress=0,

    id=31173,

    metadata=dict(values=dict(os="debian", users="root"))))

img_recv = dict(image=dict(

    status="ACTIVE",

    updated="2013-02-26T11:10:14+00:00",

    name="Debian Base",

    created="2013-02-26T11:03:29+00:00",

    progress=100,

    id=img_ref,

    metadata=dict(values=dict(

        partition_table="msdos",

        kernel="2.6.32",

        osfamily="linux",

        users="root",

        gui="No GUI",

        sortorder="1",

        os="debian",

        root_partition="1",

        description="Debian 6.0.7 (Squeeze) Base System"))))

vm_list = dict(servers=dict(values=[

    dict(name='n1', id=1),

    dict(name='n2', id=2)]))

class Cyclades(TestCase):

    def assert_dicts_are_equal(self, d1, d2):

        for k, v in d1.items():

            self.assertTrue(k in d2)

            if isinstance(v, dict):

                self.assert_dicts_are_equal(v, d2[k])

            else:

                self.assertEqual(unicode(v), unicode(d2[k]))

    class FR(object):

        """FR stands for Fake Response"""

        json = vm_recv

        headers = {}

        content = json

        status = None

        status_code = 200

        def release(self):

            pass

    """Set up a Cyclades thorough test"""

    def setUp(self):

        self.url = 'http://cyclades.example.com'

        self.token = 'cyc14d3s70k3n'

        from kamaki.clients.cyclades import CycladesClient

        self.client = CycladesClient(self.url, self.token)

        from kamaki.clients.connection.kamakicon import KamakiHTTPConnection

        self.C = KamakiHTTPConnection

    def tearDown(self):

        self.FR.status_code = 200

    def test_create_server(self):

        self.client.get_image_details = Mock(return_value=img_recv['image'])

        with patch.object(Client, 'request', side_effect=ClientError(

                'REQUEST ENTITY TOO LARGE',

                status=403)):

            self.assertRaises(

                ClientError,

                self.client.create_server,

                vm_name, fid, img_ref)

        with patch.object(

                self.C,

                'perform_request',

                return_value=self.FR()) as perform_req:

            self.assertRaises(

                ClientError,

                self.client.create_server,

                vm_name, fid, img_ref)

            self.FR.status_code = 202

            r = self.client.create_server(vm_name, fid, img_ref)

            self.assertEqual(self.client.http_client.url, self.url)

            self.assertEqual(self.client.http_client.path, '/servers')

            (method, data, a_headers, a_params) = perform_req.call_args[0]

            self.assert_dicts_are_equal(loads(data), vm_send)

            self.assert_dicts_are_equal(r, vm_recv['server'])

            prsn = 'Personality string (does not work with real servers)'

            self.client.create_server(vm_name, fid, img_ref, prsn)

            (method, data, a_headers, a_params) = perform_req.call_args[0]

            data = loads(data)

            self.assertTrue('personality' in data['server'])

            self.assertEqual(prsn, data['server']['personality'])

    def test_list_servers(self):

        self.FR.json = vm_list

        with patch.object(

                self.C,

                'perform_request',

                return_value=self.FR()) as perform_req:

            r = self.client.list_servers()

            self.assertEqual(self.client.http_client.url, self.url)

            self.assertEqual(self.client.http_client.path, '/servers')

            (method, data, a_headers, a_params) = perform_req.call_args[0]

            self.assert_dicts_are_equal(dict(values=r), vm_list['servers'])

            r = self.client.list_servers(detail=True)

            self.assertEqual(self.client.http_client.url, self.url)

            self.assertEqual(self.client.http_client.path, '/servers/detail')

        from kamaki.clients.cyclades_rest_api import CycladesClientApi

        with patch.object(

                CycladesClientApi,

                'servers_get',

                return_value=self.FR()) as servers_get:

            self.client.list_servers(changes_since=True)

            self.assertTrue(servers_get.call_args[1]['changes_since'])

    """

    def _test_0040_get_server_details(self):

        self.server1 = self._create_server(

            self.servname1,

            self.flavorid,

            self.img)

        self._test_0050_update_server_name()

    def _test_0050_update_server_name(self):

        new_name = self.servname1 + '_new_name'

        self.client.update_server_name(self.server1['id'], new_name)

        r = self.client.get_server_details(

            self.server1['id'],

            success=(200, 400))

        self.assertEqual(r['name'], new_name)

        changed = self.servers.pop(self.servname1)

        changed['name'] = new_name

        self.servers[new_name] = changed

    def test_reboot_server(self):

        print('')

        self._wait_for_status(self.server1['id'], 'REBOOT')

        self._wait_for_status(self.server2['id'], 'REBOOT')

    def test_create_server_metadata(self):

        r1 = self.client.create_server_metadata(

            self.server1['id'],

            'mymeta',

            'mymeta val')

        self.assertTrue('mymeta' in r1)

        r2 = self.client.get_server_metadata(self.server1['id'], 'mymeta')

        self.assert_dicts_are_equal(r1, r2)

    def test_get_server_metadata(self):

        self.client.create_server_metadata(

            self.server1['id'],

            'mymeta_0',

            'val_0')

        r = self.client.get_server_metadata(self.server1['id'], 'mymeta_0')

        self.assertEqual(r['mymeta_0'], 'val_0')

    def test_update_server_metadata(self):

        r1 = self.client.create_server_metadata(

            self.server1['id'],

            'mymeta3',

            'val2')

        self.assertTrue('mymeta3'in r1)

        r2 = self.client.update_server_metadata(

            self.server1['id'],

            mymeta3='val3')

        self.assertTrue(r2['mymeta3'], 'val3')

    def test_delete_server_metadata(self):

        r1 = self.client.create_server_metadata(

            self.server1['id'],

            'mymeta',

            'val')

        self.assertTrue('mymeta' in r1)

        self.client.delete_server_metadata(self.server1['id'], 'mymeta')

        try:

            self.client.get_server_metadata(self.server1['id'], 'mymeta')

            raise ClientError('Wrong Error', status=100)

        except ClientError as err:

            self.assertEqual(err.status, 404)

    def test_list_flavors(self):

        r = self.client.list_flavors()

        self.assertTrue(len(r) > 1)

        r = self.client.list_flavors(detail=True)

        self.assertTrue('SNF:disk_template' in r[0])

    def test_get_flavor_details(self):

        r = self.client.get_flavor_details(self.flavorid)

        self.assert_dicts_are_equal(self._flavor_details, r)

    def test_list_images(self):

        r = self.client.list_images()

        self.assertTrue(len(r) > 1)

        r = self.client.list_images(detail=True)

        for detailed_img in r:

            if detailed_img['id'] == self.img:

                break

        self.assert_dicts_are_equal(detailed_img, self.img_details)

    def test_get_image_details(self):

        r = self.client.get_image_details(self.img)

        self.assert_dicts_are_equal(r, self.img_details)

    def test_get_image_metadata(self):

        r = self.client.get_image_metadata(self.img)

        self.assert_dicts_are_equal(

            self.img_details['metadata']['values'], r)

        for key, val in self.img_details['metadata']['values'].items():

            r = self.client.get_image_metadata(self.img, key)

            self.assertEqual(r[key], val)

    def test_shutdown_server(self):

        self.client.shutdown_server(self.server1['id'])

        self._wait_for_status(self.server1['id'], 'ACTIVE')

        r = self.client.get_server_details(self.server1['id'])

        self.assertEqual(r['status'], 'STOPPED')

    def test_start_server(self):

        self.client.start_server(self.server1['id'])

        self._wait_for_status(self.server1['id'], 'STOPPED')

        r = self.client.get_server_details(self.server1['id'])

        self.assertEqual(r['status'], 'ACTIVE')

    def test_get_server_console(self):

        r = self.client.get_server_console(self.server2['id'])

        self.assertTrue('host' in r)

        self.assertTrue('password' in r)

        self.assertTrue('port' in r)

        self.assertTrue('type' in r)

    def test_get_firewall_profile(self):

        self._wait_for_status(self.server1['id'], 'BUILD')

        fprofile = self.client.get_firewall_profile(self.server1['id'])

        self.assertTrue(fprofile in self.PROFILES)

    def test_set_firewall_profile(self):

        self._wait_for_status(self.server1['id'], 'BUILD')

        PROFILES = ['DISABLED', 'ENABLED', 'DISABLED', 'PROTECTED']

        fprofile = self.client.get_firewall_profile(self.server1['id'])

        print('')

        count_success = 0

        for counter, fprofile in enumerate(PROFILES):

            npos = counter + 1

            try:

                nprofile = PROFILES[npos]

            except IndexError:

                nprofile = PROFILES[0]

            print('\tprofile swap %s: %s -> %s' % (npos, fprofile, nprofile))

            self.client.set_firewall_profile(self.server1['id'], nprofile)

            time.sleep(0.5)

            self.client.reboot_server(self.server1['id'], hard=True)

            time.sleep(1)

            self._wait_for_status(self.server1['id'], 'REBOOT')

            time.sleep(0.5)

            changed = self.client.get_firewall_profile(self.server1['id'])

            try:

                self.assertEqual(changed, nprofile)

            except AssertionError as err:

                if count_success:

                    print('\tFAIL in swap #%s' % npos)

                    break

                else:

                    raise err

            count_success += 1

    def test_get_server_stats(self):

        r = self.client.get_server_stats(self.server1['id'])

        it = ('cpuBar', 'cpuTimeSeries', 'netBar', 'netTimeSeries', 'refresh')

        for term in it:

            self.assertTrue(term in r)

    def test_create_network(self):

        print('\twith no params')

        self.network1 = self._create_network(self.netname1)

        self._wait_for_network(self.network1['id'], 'ACTIVE')

        n1id = self.network1['id']

        self.network1 = self.client.get_network_details(n1id)

        nets = self.client.list_networks(self.network1['id'])

        chosen = [net for net in nets if net['id'] == n1id][0]

        chosen.pop('updated')

        net1 = dict(self.network1)

        net1.pop('updated')

        self.assert_dicts_are_equal(chosen, net1)

        for param, val in dict(

                cidr='192.168.0.0/24',

                gateway='192.168.0.1',

                type='MAC_FILTERED',

                dhcp=True).items():

            print('\tdelete %s to avoid max net limit' % n1id)

            self._delete_network(n1id)

            kwargs = {param: val}

            print('\twith %s=%s' % (param, val))

            self.network1 = self._create_network(self.netname1, **kwargs)

            n1id = self.network1['id']

            self._wait_for_network(n1id, 'ACTIVE')

            self.network1 = self.client.get_network_details(n1id)

            self.assertEqual(self.network1[param], val)

    def test_connect_server(self):

        self.client.connect_server(self.server1['id'], self.network1['id'])

        self.assertTrue(self._wait_for_nic(

            self.network1['id'],

            self.server1['id']))

    def test_disconnect_server(self):

        self.client.disconnect_server(self.server1['id'], self.network1['id'])

        self.assertTrue(self._wait_for_nic(

            self.network1['id'],

            self.server1['id'],

            in_creation=False))

    def _test_0260_wait_for_second_network(self):

        self.server1 = self._create_server(

            self.servname1,

            self.flavorid,

            self.img)

        self.network2 = self._create_network(self.netname2)

        self._wait_for_status(self.server1['id'], 'BUILD')

        self._wait_for_network(self.network2['id'], 'ACTIVE')

        self._test_0280_list_server_nics()

    def _test_0280_list_server_nics(self):

        r = self.client.list_server_nics(self.server1['id'])

        len0 = len(r)

        self.client.connect_server(self.server1['id'], self.network2['id'])

        self.assertTrue(self._wait_for_nic(

            self.network2['id'],

            self.server1['id']))

        r = self.client.list_server_nics(self.server1['id'])

        self.assertTrue(len(r) > len0)

    def test_list_networks(self):

        r = self.client.list_networks()

        self.assertTrue(len(r) > 1)

        ids = [net['id'] for net in r]

        names = [net['name'] for net in r]

        self.assertTrue('1' in ids)

        #self.assertTrue('public' in names)

        self.assertTrue(self.network1['id'] in ids)

        self.assertTrue(self.network1['name'] in names)

        r = self.client.list_networks(detail=True)

        ids = [net['id'] for net in r]

        names = [net['name'] for net in r]

        for net in r:

            self.assertTrue(net['id'] in ids)

            self.assertTrue(net['name'] in names)

            for term in ('status', 'updated', 'created'):

                self.assertTrue(term in net.keys())

    def test_get_network_details(self):

        r = self.client.get_network_details(self.network1['id'])

        net1 = dict(self.network1)

        net1.pop('status')

        net1.pop('updated', None)

        net1.pop('attachments')

        r.pop('status')

        r.pop('updated', None)

        r.pop('attachments')

        self.assert_dicts_are_equal(net1, r)

    def test_update_network_name(self):

        updated_name = self.netname2 + '_upd'

        self.client.update_network_name(self.network2['id'], updated_name)

        def netwait(wait):

            r = self.client.get_network_details(self.network2['id'])

            if r['name'] == updated_name:

                return

            time.sleep(wait)

        self.do_with_progress_bar(

            netwait,

            'Network %s name is changing:' % self.network2['id'],

            self._waits[:5])

        r = self.client.get_network_details(self.network2['id'])

        self.assertEqual(r['name'], updated_name)

    def test_delete_image(self):

        images = self.client.list_images()

        self.client.delete_image(images[2]['id'])

        try:

            r = self.client.get_image_details(images[2]['id'], success=(400))

        except ClientError as err:

            self.assertEqual(err.status, 404)

    def test_create_image_metadata(self):

        r = self.client.create_image_metadata(self.img, 'mykey', 'myval')

        self.assertEqual(r['mykey'], 'myval')

    def test_update_image_metadata(self):

        r = self.client.create_image_metadata(self.img, 'mykey0', 'myval')

        r = self.client.update_image_metadata(self.img, 'mykey0', 'myval0')

        self.assertEqual(r['mykey0'], 'myval0')

    def test_delete_image_metadata(self):

        self.client.create_image_metadata(self.img, 'mykey1', 'myval1')

        self.client.delete_image_metadata(self.img, 'mykey1')

        r = self.client.get_image_metadata(self.img)

        self.assertNotEqual('mykey1' in r)

    """