Exemplo n.º 1
0
    def test_get(self, mock_from):
        # The cache needs to calculate a digest from the base image.
        fake_base = mock.MagicMock()
        fake_base.digest.return_value = 'abc123'

        mock_img = mock.MagicMock()
        mock_from.return_value.__enter__.return_value = mock_img

        # Test when the image exists.
        mock_img.exists.return_value = True
        c = cache.Registry(
            repo='fake.gcr.io/google-appengine',
            namespace='namespace',
            creds=None,
            transport=None,
            ttl=constants.DEFAULT_TTL_WEEKS)
        self.assertEquals(c._getEntry('abc123'), mock_img)

        # Test when it does not exist
        mock_img.exists.return_value = False
        c = cache.Registry(
            repo='fake.gcr.io/google-appengine',
            namespace='namespace',
            creds=None,
            transport=None,
            ttl=constants.DEFAULT_TTL_WEEKS)
        self.assertIsNone(c._getEntry('abc123'))
Exemplo n.º 2
0
    def test_get(self, mock_from):
        # The cache needs to calculate a digest from the base image.
        fake_base = mock.MagicMock()
        fake_base.digest.return_value = 'abc123'

        mock_img = mock.MagicMock()
        mock_from.return_value.__enter__.return_value = mock_img

        # Test when the image exists.
        mock_img.exists.return_value = True
        create_timestamp = datetime.datetime.now().strftime(
            "%Y-%m-%dT%H:%M:%S")
        mock_img.config_file.return_value = '{{"created": "{}"}}'.format(
            create_timestamp)
        c = cache.Registry(repo='fake.gcr.io/google-appengine',
                           namespace='namespace',
                           creds=None,
                           transport=None,
                           ttl=constants.DEFAULT_TTL_HOURS)
        self.assertEquals(c._getEntry('abc123'), mock_img)

        # Test when it does not exist
        mock_img.exists.return_value = False
        c = cache.Registry(repo='fake.gcr.io/google-appengine',
                           namespace='namespace',
                           creds=None,
                           transport=None,
                           ttl=constants.DEFAULT_TTL_HOURS)
        self.assertIsNone(c._getEntry('abc123'))
Exemplo n.º 3
0
    def test_get(self, mock_from):
        # The cache needs to calculate a digest from the base image.
        fake_base = mock.MagicMock()
        fake_base.digest.return_value = 'abc123'

        mock_img = mock.MagicMock()
        mock_from.return_value.__enter__.return_value = mock_img

        # Test when the image exists.
        mock_img.exists.return_value = True
        c = cache.Registry('fake.gcr.io/google-appengine', None, None)
        self.assertEquals(c.Get(fake_base, 'namespace', 'abc123'), mock_img)

        # Test when it does not exist
        mock_img.exists.return_value = False
        c = cache.Registry('fake.gcr.io/google-appengine', None, None)
        self.assertIsNone(c.Get(fake_base, 'namespace', 'abc123'))
Exemplo n.º 4
0
def main():
    args = parser.parse_args()

    transport = transport_pool.Http(httplib2.Http, size=_THREADS)

    # TODO(mattmoor): Support digest base images.
    base_name = docker_name.Tag(args.base)
    base_creds = docker_creds.DefaultKeychain.Resolve(base_name)

    target_image = docker_name.Tag(args.name)
    target_creds = docker_creds.DefaultKeychain.Resolve(target_image)

    with context.Workspace(args.directory) as ctx:
        with cache.Registry(target_image.as_repository(),
                            target_creds,
                            transport,
                            threads=_THREADS,
                            mount=[base_name]) as cash:
            with builder.From(ctx) as bldr:
                with docker_image.FromRegistry(base_name, base_creds,
                                               transport) as base_image:

                    # Create (or pull from cache) the base image with the package
                    # descriptor installation overlaid.
                    with bldr.CreatePackageBase(base_image,
                                                cash) as base_with_deps:
                        # Construct the application layer from the context.
                        app_layer = bldr.BuildAppLayer()

                        with append.Layer(base_with_deps,
                                          app_layer) as app_image:
                            with docker_session.Push(target_image,
                                                     target_creds,
                                                     transport,
                                                     threads=_THREADS,
                                                     mount=[base_name
                                                            ]) as session:
                                session.upload(app_image)

    print("Hi, One Build.")