Esempio n. 1
0
    def create_access_token(self, request):
        oauth_headers = oauth1.get_oauth_headers(request.headers)
        consumer_id = oauth_headers.get('oauth_consumer_key')
        request_token_id = oauth_headers.get('oauth_token')
        oauth_verifier = oauth_headers.get('oauth_verifier')

        if not consumer_id:
            raise exception.ValidationError(attribute='oauth_consumer_key',
                                            target='request')
        if not request_token_id:
            raise exception.ValidationError(attribute='oauth_token',
                                            target='request')
        if not oauth_verifier:
            raise exception.ValidationError(attribute='oauth_verifier',
                                            target='request')

        req_token = self.oauth_api.get_request_token(request_token_id)

        expires_at = req_token['expires_at']
        if expires_at:
            now = timeutils.utcnow()
            expires = timeutils.normalize_time(
                timeutils.parse_isotime(expires_at))
            if now > expires:
                raise exception.Unauthorized(_('Request token is expired'))

        access_verifier = oauth1.AccessTokenEndpoint(
            request_validator=validator.OAuthValidator(),
            token_generator=oauth1.token_generator)
        try:
            h, b, s = access_verifier.create_access_token_response(
                request.url,
                http_method='POST',
                body=request.params,
                headers=request.headers)
        except NotImplementedError:
            # Client key or request token validation failed, since keystone
            # does not yet support dummy client or dummy request token,
            # so we will raise Unauthorized exception instead.
            try:
                self.oauth_api.get_consumer(consumer_id)
            except exception.NotFound:
                msg = _('Provided consumer does not exist.')
                LOG.warning(msg)
                raise exception.Unauthorized(message=msg)
            if req_token['consumer_id'] != consumer_id:
                msg = _('Provided consumer key does not match stored '
                        'consumer key.')
                LOG.warning(msg)
                raise exception.Unauthorized(message=msg)
        # The response body is empty since either one of the following reasons
        if not b:
            if req_token['verifier'] != oauth_verifier:
                msg = _('Provided verifier does not match stored verifier')
            else:
                msg = _('Invalid signature.')
            LOG.warning(msg)
            raise exception.Unauthorized(message=msg)
        # show the details of the failure.
        oauth1.validate_oauth_params(b)
        if not req_token.get('authorizing_user_id'):
            msg = _('Request Token does not have an authorizing user id.')
            LOG.warning(msg)
            raise exception.Unauthorized(message=msg)

        access_token_duration = CONF.oauth1.access_token_duration
        token_ref = self.oauth_api.create_access_token(
            request_token_id,
            access_token_duration,
            initiator=request.audit_initiator)

        result = ('oauth_token=%(key)s&oauth_token_secret=%(secret)s' % {
            'key': token_ref['id'],
            'secret': token_ref['access_secret']
        })

        if CONF.oauth1.access_token_duration > 0:
            expiry_bit = '&oauth_expires_at=%s' % (token_ref['expires_at'])
            result += expiry_bit

        headers = [('Content-Type', 'application/x-www-form-urlencoded')]
        response = wsgi.render_response(
            result,
            status=(http_client.CREATED,
                    http_client.responses[http_client.CREATED]),
            headers=headers)

        return response
Esempio n. 2
0
    def create_access_token(self, request):
        headers = request.context_dict['headers']
        oauth_headers = oauth1.get_oauth_headers(headers)
        consumer_id = oauth_headers.get('oauth_consumer_key')
        request_token_id = oauth_headers.get('oauth_token')
        oauth_verifier = oauth_headers.get('oauth_verifier')

        if not consumer_id:
            raise exception.ValidationError(attribute='oauth_consumer_key',
                                            target='request')
        if not request_token_id:
            raise exception.ValidationError(attribute='oauth_token',
                                            target='request')
        if not oauth_verifier:
            raise exception.ValidationError(attribute='oauth_verifier',
                                            target='request')

        req_token = self.oauth_api.get_request_token(request_token_id)

        expires_at = req_token['expires_at']
        if expires_at:
            now = timeutils.utcnow()
            expires = timeutils.normalize_time(
                timeutils.parse_isotime(expires_at))
            if now > expires:
                raise exception.Unauthorized(_('Request token is expired'))

        url = self.base_url(request.context_dict, request.context_dict['path'])

        access_verifier = oauth1.AccessTokenEndpoint(
            request_validator=validator.OAuthValidator(),
            token_generator=oauth1.token_generator)
        h, b, s = access_verifier.create_access_token_response(
            url,
            http_method='POST',
            body=request.context_dict['query_string'],
            headers=headers)
        params = oauth1.extract_non_oauth_params(b)
        if params:
            msg = _('There should not be any non-oauth parameters')
            raise exception.Unauthorized(message=msg)

        if req_token['consumer_id'] != consumer_id:
            msg = _('provided consumer key does not match stored consumer key')
            raise exception.Unauthorized(message=msg)

        if req_token['verifier'] != oauth_verifier:
            msg = _('provided verifier does not match stored verifier')
            raise exception.Unauthorized(message=msg)

        if req_token['id'] != request_token_id:
            msg = _('provided request key does not match stored request key')
            raise exception.Unauthorized(message=msg)

        if not req_token.get('authorizing_user_id'):
            msg = _('Request Token does not have an authorizing user id')
            raise exception.Unauthorized(message=msg)

        access_token_duration = CONF.oauth1.access_token_duration
        initiator = notifications._get_request_audit_info(request.context_dict)
        token_ref = self.oauth_api.create_access_token(request_token_id,
                                                       access_token_duration,
                                                       initiator)

        result = ('oauth_token=%(key)s&oauth_token_secret=%(secret)s' % {
            'key': token_ref['id'],
            'secret': token_ref['access_secret']
        })

        if CONF.oauth1.access_token_duration:
            expiry_bit = '&oauth_expires_at=%s' % (token_ref['expires_at'])
            result += expiry_bit

        headers = [('Content-Type', 'application/x-www-urlformencoded')]
        response = wsgi.render_response(result,
                                        status=(201, 'Created'),
                                        headers=headers)

        return response