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Diffstat (limited to 'oauthlib/oauth2/rfc8628/clients/device.py')
-rw-r--r-- | oauthlib/oauth2/rfc8628/clients/device.py | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/oauthlib/oauth2/rfc8628/clients/device.py b/oauthlib/oauth2/rfc8628/clients/device.py new file mode 100644 index 0000000..df7ff68 --- /dev/null +++ b/oauthlib/oauth2/rfc8628/clients/device.py @@ -0,0 +1,94 @@ +""" +oauthlib.oauth2.rfc8628 +~~~~~~~~~~~~~~~~~~~~~~~ + +This module is an implementation of various logic needed +for consuming and providing OAuth 2.0 Device Authorization RFC8628. +""" + +from oauthlib.oauth2 import BackendApplicationClient, Client +from oauthlib.oauth2.rfc6749.errors import InsecureTransportError +from oauthlib.oauth2.rfc6749.parameters import prepare_token_request +from oauthlib.oauth2.rfc6749.utils import is_secure_transport, list_to_scope +from oauthlib.common import add_params_to_uri + + +class DeviceClient(Client): + + """A public client utilizing the device authorization workflow. + + The client can request an access token using a device code and + a public client id associated with the device code as defined + in RFC8628. + + The device authorization grant type can be used to obtain both + access tokens and refresh tokens and is intended to be used in + a scenario where the device being authorized does not have a + user interface that is suitable for performing authentication. + """ + + grant_type = 'urn:ietf:params:oauth:grant-type:device_code' + + def __init__(self, client_id, **kwargs): + super().__init__(client_id, **kwargs) + self.client_secret = kwargs.get('client_secret') + + def prepare_request_uri(self, uri, scope=None, **kwargs): + if not is_secure_transport(uri): + raise InsecureTransportError() + + scope = self.scope if scope is None else scope + params = [(('client_id', self.client_id)), (('grant_type', self.grant_type))] + + if self.client_secret is not None: + params.append(('client_secret', self.client_secret)) + + if scope: + params.append(('scope', list_to_scope(scope))) + + for k in kwargs: + if kwargs[k]: + params.append((str(k), kwargs[k])) + + return add_params_to_uri(uri, params) + + def prepare_request_body(self, device_code, body='', scope=None, + include_client_id=False, **kwargs): + """Add device_code to request body + + The client makes a request to the token endpoint by adding the + device_code as a parameter using the + "application/x-www-form-urlencoded" format to the HTTP request + body. + + :param body: Existing request body (URL encoded string) to embed parameters + into. This may contain extra paramters. Default ''. + :param scope: The scope of the access request as described by + `Section 3.3`_. + + :param include_client_id: `True` to send the `client_id` in the + body of the upstream request. This is required + if the client is not authenticating with the + authorization server as described in + `Section 3.2.1`_. False otherwise (default). + :type include_client_id: Boolean + + :param kwargs: Extra credentials to include in the token request. + + The prepared body will include all provided device_code as well as + the ``grant_type`` parameter set to + ``urn:ietf:params:oauth:grant-type:device_code``:: + + >>> from oauthlib.oauth2 import BackendApplicationClient + >>> client = DeviceClient('your_id', 'your_code') + >>> client.prepare_request_body(scope=['hello', 'world']) + 'grant_type=urn:ietf:params:oauth:grant-type:device_code&scope=hello+world' + + .. _`Section 3.4`: https://datatracker.ietf.org/doc/html/rfc8628#section-3.4 + """ + + kwargs['client_id'] = self.client_id + kwargs['include_client_id'] = include_client_id + scope = self.scope if scope is None else scope + return prepare_token_request(self.grant_type, body=body, device_code=device_code, + scope=scope, **kwargs) |