Synnefo

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from django import http

from django.test import TransactionTestCase

from django.conf import settings

from django.test.client import Client

from django.utils import simplejson as json

from django.core.urlresolvers import reverse

from django.core.validators import MaxLengthValidator

from snf_django.utils.testing import with_settings

from mock import patch

from synnefo.userdata.models import PublicKeyPair, SSH_KEY_MAX_CONTENT_LENGTH

def get_user_mock(request, *args, **kwargs):

    if request.META.get('HTTP_X_AUTH_TOKEN', None) == '0000':

        request.user_uniq = 'test'

        request.user = {"access": {

                        "token": {

                            "expires": "2013-06-19T15:23:59.975572+00:00",

                            "id": "token",

                            "tenant": {

                                "id": "test",

                                "name": "Firstname Lastname"

                                }

                            },

                        "serviceCatalog": [],

                        "user": {

                            "roles_links": [],

                            "id": "test",

                            "roles": [{"id": 1, "name": "default"}],

                            "name": "Firstname Lastname"}}

                        }

class AaiClient(Client):

    def request(self, **request):

        # mock the astakos authentication function

        with patch("synnefo.userdata.rest.get_user",

                   new=get_user_mock):

            with patch("synnefo.userdata.views.get_user",

                       new=get_user_mock):

                request['HTTP_X_AUTH_TOKEN'] = '0000'

                return super(AaiClient, self).request(**request)

class TestRestViews(TransactionTestCase):

    fixtures = ['users']

    def setUp(self):

        settings.USERDATA_MAX_SSH_KEYS_PER_USER = 10

        settings.SKIP_SSH_VALIDATION = True

        self.client = AaiClient()

        self.user = 'test'

        self.keys_url = reverse('ui_keys_collection')

    def test_key_content_length_limit(self):

        # patch validator

        PublicKeyPair._meta.fields[3].validators = [MaxLengthValidator(10)]

        resp = self.client.post(self.keys_url,

                                json.dumps({'name': 'key pair 2',

                                            'content': """0123456789+"""}),

                                content_type='application/json')

        self.assertEqual(resp.status_code, 422)

        resp = json.loads(resp.content)

        assert 'errors' in resp

        assert 'content' in resp['errors']

        self.assertEqual(PublicKeyPair.objects.count(), 0)

        PublicKeyPair._meta.fields[3].validators = \

            [MaxLengthValidator(SSH_KEY_MAX_CONTENT_LENGTH)]

    def test_keys_collection_get(self):

        resp = self.client.get(self.keys_url)

        self.assertEqual(resp.content, "[]")

        PublicKeyPair.objects.create(user=self.user, name="key pair 1",

                                     content="content1")

        resp = self.client.get(self.keys_url)

        resp_list = json.loads(resp.content)

        exp_list = [{"content": "content1", "id": 1,

                     "uri": self.keys_url + "/1", "name": "key pair 1",

                     "fingerprint": "unknown fingerprint"}]

        self.assertEqual(resp_list, exp_list)

        PublicKeyPair.objects.create(user=self.user, name="key pair 2",

                                     content="content2")

        resp = self.client.get(self.keys_url)

        resp_list = json.loads(resp.content)

        exp_list = [{"content": "content1", "id": 1,

                     "uri": self.keys_url + "/1", "name": "key pair 1",

                     "fingerprint": "unknown fingerprint"},

                    {"content": "content2", "id": 2,

                     "uri": self.keys_url + "/2",

                     "name": "key pair 2",

                     "fingerprint": "unknown fingerprint"}]

        self.assertEqual(resp_list, exp_list)

    def test_keys_resourse_get(self):

        resp = self.client.get(self.keys_url + "/1")

        self.assertEqual(resp.status_code, 404)

        # create a public key

        PublicKeyPair.objects.create(user=self.user, name="key pair 1",

                                     content="content1")

        resp = self.client.get(self.keys_url + "/1")

        resp_dict = json.loads(resp.content)

        exp_dict = {"content": "content1", "id": 1,

                    "uri": self.keys_url + "/1", "name": "key pair 1",

                    "fingerprint": "unknown fingerprint"}

        self.assertEqual(resp_dict, exp_dict)

        # update

        resp = self.client.put(self.keys_url + "/1",

                               json.dumps({'name': 'key pair 1 new name'}),

                               content_type='application/json')

        pk = PublicKeyPair.objects.get(pk=1)

        self.assertEqual(pk.name, "key pair 1 new name")

        # delete

        resp = self.client.delete(self.keys_url + "/1")

        self.assertEqual(PublicKeyPair.objects.count(), 0)

        resp = self.client.get(self.keys_url + "/1")

        self.assertEqual(resp.status_code, 404)

        resp = self.client.get(self.keys_url)

        self.assertEqual(resp.content, "[]")

        # test rest create

        resp = self.client.post(self.keys_url,

                                json.dumps({'name': 'key pair 2',

                                            'content': """key 2 content"""}),

                                content_type='application/json')

        self.assertEqual(PublicKeyPair.objects.count(), 1)

        pk = PublicKeyPair.objects.get()

        self.assertEqual(pk.name, "key pair 2")

        self.assertEqual(pk.content, "key 2 content")

    def test_generate_views(self):

        import base64

        # just test that

        resp = self.client.post(self.keys_url + "/generate")

        self.assertNotEqual(resp, "")

        data = json.loads(resp.content)

        self.assertEqual('private' in data, True)

        self.assertEqual('private' in data, True)

        # public key is base64 encoded

        base64.b64decode(data['public'].replace("ssh-rsa ", ""))

        # remove header/footer

        private = "".join(data['private'].split("\n")[1:-1])

        # private key is base64 encoded

        base64.b64decode(private)

        new_key = PublicKeyPair()

        new_key.content = data['public']

        new_key.name = "new key"

        new_key.user = 'test'

        new_key.full_clean()

        new_key.save()

    def test_generate_limit(self):

        settings.USERDATA_MAX_SSH_KEYS_PER_USER = 1

        self.client.post(self.keys_url,

                         json.dumps({'name': 'key1',

                                     'content': """key 1 content"""}),

                         content_type='application/json')

        genpath = self.keys_url + "/generate"

        r = self.client.post(genpath)

        assert isinstance(r, http.HttpResponseServerError)

    def test_invalid_data(self):

        resp = self.client.post(self.keys_url,

                                json.dumps({'content': """key 2 content"""}),

                                content_type='application/json')

        self.assertEqual(resp.status_code, 422)

        self.assertEqual(resp.content,

                         """{"non_field_key": "__all__", "errors": """

                         """{"name": ["This field cannot be blank."]}}""")

        settings.USERDATA_MAX_SSH_KEYS_PER_USER = 2

        # test ssh limit

        resp = self.client.post(self.keys_url,

                                json.dumps({'name': 'key1',

                                            'content': """key 1 content"""}),

                                content_type='application/json')

        resp = self.client.post(self.keys_url,

                                json.dumps({'name': 'key1',

                                            'content': """key 1 content"""}),

                                content_type='application/json')

        resp = self.client.post(self.keys_url,

                                json.dumps({'name': 'key1',

                                            'content': """key 1 content"""}),

                                content_type='application/json')

        self.assertEqual(resp.status_code, 422)

        self.assertEqual(resp.content,

                         """{"non_field_key": "__all__", "errors": """

                         """{"__all__": ["SSH keys limit exceeded."]}}""")