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
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
)
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
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
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)
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
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