コード例 #1
0
def handle_scoped_token(context, auth_payload, auth_context, token_ref,
                        federation_api, identity_api, token_provider_api):
    utils.validate_expiration(token_ref)
    token_audit_id = token_ref.audit_id
    identity_provider = token_ref.federation_idp_id
    protocol = token_ref.federation_protocol_id
    user_id = token_ref.user_id
    group_ids = token_ref.federation_group_ids
    send_notification = functools.partial(
        notifications.send_saml_audit_notification, 'authenticate',
        context, user_id, group_ids, identity_provider, protocol,
        token_audit_id)

    utils.assert_enabled_identity_provider(federation_api, identity_provider)

    try:
        mapping = federation_api.get_mapping_from_idp_and_protocol(
            identity_provider, protocol)
        utils.validate_groups(group_ids, mapping['id'], identity_api)

    except Exception:
        # NOTE(topol): Diaper defense to catch any exception, so we can
        # send off failed authentication notification, raise the exception
        # after sending the notification
        send_notification(taxonomy.OUTCOME_FAILURE)
        raise
    else:
        send_notification(taxonomy.OUTCOME_SUCCESS)

    auth_context['user_id'] = user_id
    auth_context['group_ids'] = group_ids
    auth_context[federation_constants.IDENTITY_PROVIDER] = identity_provider
    auth_context[federation_constants.PROTOCOL] = protocol
コード例 #2
0
ファイル: mapped.py プロジェクト: pkdevboxy/keystone
def handle_unscoped_token(context, auth_payload, auth_context, resource_api, federation_api, identity_api):
    def is_ephemeral_user(mapped_properties):
        return mapped_properties["user"]["type"] == utils.UserType.EPHEMERAL

    def build_ephemeral_user_context(auth_context, user, mapped_properties, identity_provider, protocol):
        auth_context["user_id"] = user["id"]
        auth_context["group_ids"] = mapped_properties["group_ids"]
        auth_context[federation_constants.IDENTITY_PROVIDER] = identity_provider
        auth_context[federation_constants.PROTOCOL] = protocol

    def build_local_user_context(auth_context, mapped_properties):
        user_info = auth_plugins.UserAuthInfo.create(mapped_properties, METHOD_NAME)
        auth_context["user_id"] = user_info.user_id

    assertion = extract_assertion_data(context)
    identity_provider = auth_payload["identity_provider"]
    protocol = auth_payload["protocol"]

    utils.assert_enabled_identity_provider(federation_api, identity_provider)

    group_ids = None
    # NOTE(topol): The user is coming in from an IdP with a SAML assertion
    # instead of from a token, so we set token_id to None
    token_id = None
    # NOTE(marek-denis): This variable is set to None and there is a
    # possibility that it will be used in the CADF notification. This means
    # operation will not be mapped to any user (even ephemeral).
    user_id = None

    try:
        mapped_properties, mapping_id = apply_mapping_filter(
            identity_provider, protocol, assertion, resource_api, federation_api, identity_api
        )

        if is_ephemeral_user(mapped_properties):
            user = setup_username(context, mapped_properties)
            user_id = user["id"]
            group_ids = mapped_properties["group_ids"]
            utils.validate_groups_cardinality(group_ids, mapping_id)
            build_ephemeral_user_context(auth_context, user, mapped_properties, identity_provider, protocol)
        else:
            build_local_user_context(auth_context, mapped_properties)

    except Exception:
        # NOTE(topol): Diaper defense to catch any exception, so we can
        # send off failed authentication notification, raise the exception
        # after sending the notification
        outcome = taxonomy.OUTCOME_FAILURE
        notifications.send_saml_audit_notification(
            "authenticate", context, user_id, group_ids, identity_provider, protocol, token_id, outcome
        )
        raise
    else:
        outcome = taxonomy.OUTCOME_SUCCESS
        notifications.send_saml_audit_notification(
            "authenticate", context, user_id, group_ids, identity_provider, protocol, token_id, outcome
        )
コード例 #3
0
ファイル: mapped.py プロジェクト: mahak/keystone
def handle_scoped_token(token, federation_api, identity_api):
    response_data = {}
    utils.validate_expiration(token)
    token_audit_id = token.audit_id
    identity_provider = token.identity_provider_id
    protocol = token.protocol_id
    user_id = token.user_id
    group_ids = []
    for group_dict in token.federated_groups:
        group_ids.append(group_dict['id'])
    send_notification = functools.partial(
        notifications.send_saml_audit_notification, 'authenticate',
        user_id, group_ids, identity_provider, protocol,
        token_audit_id)

    utils.assert_enabled_identity_provider(federation_api, identity_provider)

    try:
        mapping = federation_api.get_mapping_from_idp_and_protocol(
            identity_provider, protocol)
        utils.validate_mapped_group_ids(group_ids, mapping['id'], identity_api)

    except Exception:
        # NOTE(topol): Diaper defense to catch any exception, so we can
        # send off failed authentication notification, raise the exception
        # after sending the notification
        send_notification(taxonomy.OUTCOME_FAILURE)
        raise
    else:
        send_notification(taxonomy.OUTCOME_SUCCESS)

    response_data['user_id'] = user_id
    response_data['group_ids'] = group_ids
    response_data[federation_constants.IDENTITY_PROVIDER] = identity_provider
    response_data[federation_constants.PROTOCOL] = protocol

    return response_data
コード例 #4
0
def handle_scoped_token(token, federation_api, identity_api):
    response_data = {}
    utils.validate_expiration(token)
    token_audit_id = token.audit_id
    identity_provider = token.identity_provider_id
    protocol = token.protocol_id
    user_id = token.user_id
    group_ids = []
    for group_dict in token.federated_groups:
        group_ids.append(group_dict['id'])
    send_notification = functools.partial(
        notifications.send_saml_audit_notification, 'authenticate', user_id,
        group_ids, identity_provider, protocol, token_audit_id)

    utils.assert_enabled_identity_provider(federation_api, identity_provider)

    try:
        mapping = federation_api.get_mapping_from_idp_and_protocol(
            identity_provider, protocol)
        utils.validate_mapped_group_ids(group_ids, mapping['id'], identity_api)

    except Exception:
        # NOTE(topol): Diaper defense to catch any exception, so we can
        # send off failed authentication notification, raise the exception
        # after sending the notification
        send_notification(taxonomy.OUTCOME_FAILURE)
        raise
    else:
        send_notification(taxonomy.OUTCOME_SUCCESS)

    response_data['user_id'] = user_id
    response_data['group_ids'] = group_ids
    response_data[federation_constants.IDENTITY_PROVIDER] = identity_provider
    response_data[federation_constants.PROTOCOL] = protocol

    return response_data
コード例 #5
0
def handle_unscoped_token(context, auth_payload, auth_context,
                          resource_api, federation_api, identity_api):

    def is_ephemeral_user(mapped_properties):
        return mapped_properties['user']['type'] == utils.UserType.EPHEMERAL

    def build_ephemeral_user_context(auth_context, user, mapped_properties,
                                     identity_provider, protocol):
        auth_context['user_id'] = user['id']
        auth_context['group_ids'] = mapped_properties['group_ids']
        auth_context[federation_constants.IDENTITY_PROVIDER] = (
            identity_provider)
        auth_context[federation_constants.PROTOCOL] = protocol

    def build_local_user_context(auth_context, mapped_properties):
        user_info = auth_plugins.UserAuthInfo.create(mapped_properties,
                                                     METHOD_NAME)
        auth_context['user_id'] = user_info.user_id

    assertion = extract_assertion_data(context)
    identity_provider = auth_payload['identity_provider']
    protocol = auth_payload['protocol']

    utils.assert_enabled_identity_provider(federation_api, identity_provider)

    group_ids = None
    # NOTE(topol): The user is coming in from an IdP with a SAML assertion
    # instead of from a token, so we set token_id to None
    token_id = None
    # NOTE(marek-denis): This variable is set to None and there is a
    # possibility that it will be used in the CADF notification. This means
    # operation will not be mapped to any user (even ephemeral).
    user_id = None

    try:
        try:
            mapped_properties, mapping_id = apply_mapping_filter(
                identity_provider, protocol, assertion, resource_api,
                federation_api, identity_api)
        except exception.ValidationError as e:
            # if mapping is either invalid or yield no valid identity,
            # it is considered a failed authentication
            raise exception.Unauthorized(e)

        if is_ephemeral_user(mapped_properties):
            unique_id, display_name = (
                get_user_unique_id_and_display_name(context, mapped_properties)
            )
            user = identity_api.shadow_federated_user(identity_provider,
                                                      protocol, unique_id,
                                                      display_name)
            user_id = user['id']
            group_ids = mapped_properties['group_ids']
            utils.validate_groups_cardinality(group_ids, mapping_id)
            build_ephemeral_user_context(auth_context, user,
                                         mapped_properties,
                                         identity_provider, protocol)
        else:
            build_local_user_context(auth_context, mapped_properties)

    except Exception:
        # NOTE(topol): Diaper defense to catch any exception, so we can
        # send off failed authentication notification, raise the exception
        # after sending the notification
        outcome = taxonomy.OUTCOME_FAILURE
        notifications.send_saml_audit_notification('authenticate', context,
                                                   user_id, group_ids,
                                                   identity_provider,
                                                   protocol, token_id,
                                                   outcome)
        raise
    else:
        outcome = taxonomy.OUTCOME_SUCCESS
        notifications.send_saml_audit_notification('authenticate', context,
                                                   user_id, group_ids,
                                                   identity_provider,
                                                   protocol, token_id,
                                                   outcome)
コード例 #6
0
ファイル: mapped.py プロジェクト: sreenathmenon/keystone
def handle_unscoped_token(request, auth_payload, resource_api, federation_api,
                          identity_api, assignment_api, role_api):
    def validate_shadow_mapping(shadow_projects, existing_roles, idp_domain_id,
                                idp_id):
        # Validate that the roles in the shadow mapping actually exist. If
        # they don't we should bail early before creating anything.
        for shadow_project in shadow_projects:
            for shadow_role in shadow_project['roles']:
                # The role in the project mapping must exist in order for it to
                # be useful.
                if shadow_role['name'] not in existing_roles:
                    LOG.error(
                        'Role %s was specified in the mapping but does '
                        'not exist. All roles specified in a mapping must '
                        'exist before assignment.', shadow_role['name'])
                    # NOTE(lbragstad): The RoleNotFound exception usually
                    # expects a role_id as the parameter, but in this case we
                    # only have a name so we'll pass that instead.
                    raise exception.RoleNotFound(shadow_role['name'])
                role = existing_roles[shadow_role['name']]
                if (role['domain_id'] is not None
                        and role['domain_id'] != idp_domain_id):
                    LOG.error(
                        'Role %(role)s is a domain-specific role and '
                        'cannot be assigned within %(domain)s.', {
                            'role': shadow_role['name'],
                            'domain': idp_domain_id
                        })
                    raise exception.DomainSpecificRoleNotWithinIdPDomain(
                        role_name=shadow_role['name'],
                        identity_provider=idp_id)

    def create_projects_from_mapping(shadow_projects, idp_domain_id,
                                     existing_roles, user, assignment_api,
                                     resource_api):
        for shadow_project in shadow_projects:
            try:
                # Check and see if the project already exists and if it
                # does not, try to create it.
                project = resource_api.get_project_by_name(
                    shadow_project['name'], idp_domain_id)
            except exception.ProjectNotFound:
                LOG.info(
                    'Project %(project_name)s does not exist. It will be '
                    'automatically provisioning for user %(user_id)s.', {
                        'project_name': shadow_project['name'],
                        'user_id': user['id']
                    })
                project_ref = {
                    'id': uuid.uuid4().hex,
                    'name': shadow_project['name'],
                    'domain_id': idp_domain_id
                }
                project = resource_api.create_project(project_ref['id'],
                                                      project_ref)

            shadow_roles = shadow_project['roles']
            for shadow_role in shadow_roles:
                assignment_api.create_grant(
                    existing_roles[shadow_role['name']]['id'],
                    user_id=user['id'],
                    project_id=project['id'])

    def is_ephemeral_user(mapped_properties):
        return mapped_properties['user']['type'] == utils.UserType.EPHEMERAL

    def build_ephemeral_user_context(user, mapped_properties,
                                     identity_provider, protocol):
        resp = {}
        resp['user_id'] = user['id']
        resp['group_ids'] = mapped_properties['group_ids']
        resp[federation_constants.IDENTITY_PROVIDER] = identity_provider
        resp[federation_constants.PROTOCOL] = protocol

        return resp

    def build_local_user_context(mapped_properties):
        resp = {}
        user_info = auth_plugins.UserAuthInfo.create(mapped_properties,
                                                     METHOD_NAME)
        resp['user_id'] = user_info.user_id

        return resp

    assertion = extract_assertion_data(request)
    try:
        identity_provider = auth_payload['identity_provider']
    except KeyError:
        raise exception.ValidationError(attribute='identity_provider',
                                        target='mapped')
    try:
        protocol = auth_payload['protocol']
    except KeyError:
        raise exception.ValidationError(attribute='protocol', target='mapped')

    utils.assert_enabled_identity_provider(federation_api, identity_provider)

    group_ids = None
    # NOTE(topol): The user is coming in from an IdP with a SAML assertion
    # instead of from a token, so we set token_id to None
    token_id = None
    # NOTE(marek-denis): This variable is set to None and there is a
    # possibility that it will be used in the CADF notification. This means
    # operation will not be mapped to any user (even ephemeral).
    user_id = None

    try:
        try:
            mapped_properties, mapping_id = apply_mapping_filter(
                identity_provider, protocol, assertion, resource_api,
                federation_api, identity_api)
        except exception.ValidationError as e:
            # if mapping is either invalid or yield no valid identity,
            # it is considered a failed authentication
            raise exception.Unauthorized(e)

        if is_ephemeral_user(mapped_properties):
            unique_id, display_name = (get_user_unique_id_and_display_name(
                request, mapped_properties))
            user = identity_api.shadow_federated_user(identity_provider,
                                                      protocol, unique_id,
                                                      display_name)

            if 'projects' in mapped_properties:
                idp_domain_id = federation_api.get_idp(
                    identity_provider)['domain_id']
                existing_roles = {
                    role['name']: role
                    for role in role_api.list_roles()
                }
                # NOTE(lbragstad): If we are dealing with a shadow mapping,
                # then we need to make sure we validate all pieces of the
                # mapping and what it's saying to create. If there is something
                # wrong with how the mapping is, we should bail early before we
                # create anything.
                validate_shadow_mapping(mapped_properties['projects'],
                                        existing_roles, idp_domain_id,
                                        identity_provider)
                create_projects_from_mapping(mapped_properties['projects'],
                                             idp_domain_id, existing_roles,
                                             user, assignment_api,
                                             resource_api)

            user_id = user['id']
            group_ids = mapped_properties['group_ids']
            response_data = build_ephemeral_user_context(
                user, mapped_properties, identity_provider, protocol)
        else:
            response_data = build_local_user_context(mapped_properties)

    except Exception:
        # NOTE(topol): Diaper defense to catch any exception, so we can
        # send off failed authentication notification, raise the exception
        # after sending the notification
        outcome = taxonomy.OUTCOME_FAILURE
        notifications.send_saml_audit_notification('authenticate', request,
                                                   user_id, group_ids,
                                                   identity_provider, protocol,
                                                   token_id, outcome)
        raise
    else:
        outcome = taxonomy.OUTCOME_SUCCESS
        notifications.send_saml_audit_notification('authenticate', request,
                                                   user_id, group_ids,
                                                   identity_provider, protocol,
                                                   token_id, outcome)

    return response_data
コード例 #7
0
ファイル: mapped.py プロジェクト: mahak/keystone
def handle_unscoped_token(auth_payload, resource_api, federation_api,
                          identity_api, assignment_api, role_api):

    def validate_shadow_mapping(shadow_projects, existing_roles, idp_domain_id,
                                idp_id):
        # Validate that the roles in the shadow mapping actually exist. If
        # they don't we should bail early before creating anything.
        for shadow_project in shadow_projects:
            for shadow_role in shadow_project['roles']:
                # The role in the project mapping must exist in order for it to
                # be useful.
                if shadow_role['name'] not in existing_roles:
                    LOG.error(
                        'Role %s was specified in the mapping but does '
                        'not exist. All roles specified in a mapping must '
                        'exist before assignment.',
                        shadow_role['name']
                    )
                    # NOTE(lbragstad): The RoleNotFound exception usually
                    # expects a role_id as the parameter, but in this case we
                    # only have a name so we'll pass that instead.
                    raise exception.RoleNotFound(shadow_role['name'])
                role = existing_roles[shadow_role['name']]
                if (role['domain_id'] is not None and
                        role['domain_id'] != idp_domain_id):
                    LOG.error(
                        'Role %(role)s is a domain-specific role and '
                        'cannot be assigned within %(domain)s.',
                        {'role': shadow_role['name'], 'domain': idp_domain_id}
                    )
                    raise exception.DomainSpecificRoleNotWithinIdPDomain(
                        role_name=shadow_role['name'],
                        identity_provider=idp_id
                    )

    def create_projects_from_mapping(shadow_projects, idp_domain_id,
                                     existing_roles, user, assignment_api,
                                     resource_api):
        for shadow_project in shadow_projects:
            try:
                # Check and see if the project already exists and if it
                # does not, try to create it.
                project = resource_api.get_project_by_name(
                    shadow_project['name'], idp_domain_id
                )
            except exception.ProjectNotFound:
                LOG.info(
                    'Project %(project_name)s does not exist. It will be '
                    'automatically provisioning for user %(user_id)s.',
                    {'project_name': shadow_project['name'],
                     'user_id': user['id']}
                )
                project_ref = {
                    'id': uuid.uuid4().hex,
                    'name': shadow_project['name'],
                    'domain_id': idp_domain_id
                }
                project = resource_api.create_project(
                    project_ref['id'],
                    project_ref
                )

            shadow_roles = shadow_project['roles']
            for shadow_role in shadow_roles:
                assignment_api.create_grant(
                    existing_roles[shadow_role['name']]['id'],
                    user_id=user['id'],
                    project_id=project['id']
                )

    def is_ephemeral_user(mapped_properties):
        return mapped_properties['user']['type'] == utils.UserType.EPHEMERAL

    def build_ephemeral_user_context(user, mapped_properties,
                                     identity_provider, protocol):
        resp = {}
        resp['user_id'] = user['id']
        resp['group_ids'] = mapped_properties['group_ids']
        resp[federation_constants.IDENTITY_PROVIDER] = identity_provider
        resp[federation_constants.PROTOCOL] = protocol

        return resp

    def build_local_user_context(mapped_properties):
        resp = {}
        user_info = auth_plugins.UserAuthInfo.create(mapped_properties,
                                                     METHOD_NAME)
        resp['user_id'] = user_info.user_id

        return resp

    assertion = extract_assertion_data()
    try:
        identity_provider = auth_payload['identity_provider']
    except KeyError:
        raise exception.ValidationError(
            attribute='identity_provider', target='mapped')
    try:
        protocol = auth_payload['protocol']
    except KeyError:
        raise exception.ValidationError(
            attribute='protocol', target='mapped')

    utils.assert_enabled_identity_provider(federation_api, identity_provider)

    group_ids = None
    # NOTE(topol): The user is coming in from an IdP with a SAML assertion
    # instead of from a token, so we set token_id to None
    token_id = None
    # NOTE(marek-denis): This variable is set to None and there is a
    # possibility that it will be used in the CADF notification. This means
    # operation will not be mapped to any user (even ephemeral).
    user_id = None

    try:
        try:
            mapped_properties, mapping_id = apply_mapping_filter(
                identity_provider, protocol, assertion, resource_api,
                federation_api, identity_api)
        except exception.ValidationError as e:
            # if mapping is either invalid or yield no valid identity,
            # it is considered a failed authentication
            raise exception.Unauthorized(e)

        if is_ephemeral_user(mapped_properties):
            unique_id, display_name = (
                get_user_unique_id_and_display_name(mapped_properties)
            )
            email = mapped_properties['user'].get('email')
            user = identity_api.shadow_federated_user(identity_provider,
                                                      protocol, unique_id,
                                                      display_name,
                                                      email)

            if 'projects' in mapped_properties:
                idp_domain_id = federation_api.get_idp(
                    identity_provider
                )['domain_id']
                existing_roles = {
                    role['name']: role for role in role_api.list_roles()
                }
                # NOTE(lbragstad): If we are dealing with a shadow mapping,
                # then we need to make sure we validate all pieces of the
                # mapping and what it's saying to create. If there is something
                # wrong with how the mapping is, we should bail early before we
                # create anything.
                validate_shadow_mapping(
                    mapped_properties['projects'],
                    existing_roles,
                    idp_domain_id,
                    identity_provider
                )
                create_projects_from_mapping(
                    mapped_properties['projects'],
                    idp_domain_id,
                    existing_roles,
                    user,
                    assignment_api,
                    resource_api
                )

            user_id = user['id']
            group_ids = mapped_properties['group_ids']
            response_data = build_ephemeral_user_context(
                user, mapped_properties, identity_provider, protocol)
        else:
            response_data = build_local_user_context(mapped_properties)

    except Exception:
        # NOTE(topol): Diaper defense to catch any exception, so we can
        # send off failed authentication notification, raise the exception
        # after sending the notification
        outcome = taxonomy.OUTCOME_FAILURE
        notifications.send_saml_audit_notification('authenticate',
                                                   user_id, group_ids,
                                                   identity_provider,
                                                   protocol, token_id,
                                                   outcome)
        raise
    else:
        outcome = taxonomy.OUTCOME_SUCCESS
        notifications.send_saml_audit_notification('authenticate',
                                                   user_id, group_ids,
                                                   identity_provider,
                                                   protocol, token_id,
                                                   outcome)

    return response_data