def process_request(body):
from container_service_extension.service import Service
LOGGER.debug(f"Incoming request body: {json.dumps(body)}")
url_data = _get_url_data(body['method'], body['requestUri'])
operation = url_data[_OPERATION_KEY]
# check if server is disabled
if operation not in (CseOperation.SYSTEM_INFO, CseOperation.SYSTEM_UPDATE)\
and not Service().is_running():
raise e.BadRequestError(error_message='CSE service is disabled. '
'Contact the System Administrator.')
# create request data dict from request body data
request_data = {}
if len(body['body']) > 0:
raw_body = base64.b64decode(body['body']).decode(
sys.getfilesystemencoding()) # noqa: E501
request_data = json.loads(raw_body)
LOGGER.debug(f"request body: {request_data}")
# update request data dict with query params data
if body['queryString']:
query_params = dict(parse_qsl(body['queryString']))
request_data.update(query_params)
LOGGER.debug(f"query parameters: {query_params}")
# update request spec with operation specific data in the url
request_data.update(url_data)
# remove None values from request payload
data = {k: v for k, v in request_data.items() if v is not None}
# extract out the authorization token
tenant_auth_token = body['headers'].get('x-vcloud-authorization')
is_jwt_token = False
auth_header = body['headers'].get('Authorization')
if auth_header:
tokens = auth_header.split(" ")
if len(tokens) == 2 and tokens[0].lower() == 'bearer':
tenant_auth_token = tokens[1]
is_jwt_token = True
# process the request
context = ctx.RequestContext(tenant_auth_token,
is_jwt=is_jwt_token,
request_id=body['id'])
try:
body_content = OPERATION_TO_HANDLER[operation](data, context)
finally:
if not context.is_async:
context.end()
if not isinstance(body_content, (list, dict)):
body_content = {RESPONSE_MESSAGE_KEY: str(body_content)}
response = {
'status_code': operation.ideal_response_code,
'body': body_content,
}
LOGGER.debug(f"Outgoing response: {str(response)}")
return response
def exception_handler_wrapper(*args, **kwargs):
try:
result = func(*args, **kwargs)
except (KeyError, TypeError, ValueError) as error:
LOGGER.error(error)
raise cse_exception.BadRequestError(error_message=str(error))
except Exception as error:
LOGGER.error(error)
raise error
return result
def update_status(self, server_action: ServerAction):
def graceful_shutdown():
message = 'Shutting down CSE'
n = self.active_requests_count()
if n > 0:
message += f" CSE will finish processing {n} requests."
self._state = ServerState.STOPPING
return message
if self._state == ServerState.RUNNING:
if server_action == ServerAction.ENABLE:
return 'CSE is already enabled and running.'
if server_action == ServerAction.DISABLE:
self._state = ServerState.DISABLED
return 'CSE has been disabled.'
if server_action == ServerAction.STOP:
raise cse_exception.BadRequestError(
error_message='CSE must be disabled before '
'it can be stopped.')
raise cse_exception.BadRequestError(
error_message=f"Invalid server action: '{server_action}'")
if self._state == ServerState.DISABLED:
if server_action == ServerAction.ENABLE:
self._state = ServerState.RUNNING
return 'CSE has been enabled and is running.'
if server_action == ServerAction.DISABLE:
return 'CSE is already disabled.'
if server_action == ServerAction.STOP:
return graceful_shutdown()
if self._state == ServerState.STOPPING:
if server_action == ServerAction.ENABLE:
raise cse_exception.BadRequestError(
error_message='Cannot enable CSE while it is being'
'stopped.')
if server_action == ServerAction.DISABLE:
raise cse_exception.BadRequestError(
error_message='Cannot disable CSE while it is being'
' stopped.')
if server_action == ServerAction.STOP:
return graceful_shutdown()
raise cse_exception.CseServerError(
f"Invalid server state: '{self._state}'") # noqa: E501
def process_request(message):
from container_service_extension.service import Service
LOGGER.debug(f"Incoming request message: {json.dumps(message)}")
api_version_header = _parse_accept_header(
accept_header=message['headers'].get('Accept'))
api_version = _get_api_version_from_accept_header(
api_version_header=api_version_header)
url_data = _get_url_data(method=message['method'],
url=message['requestUri'],
api_version=api_version) # noqa: E501
operation = url_data[_OPERATION_KEY]
# Check api version and if server is disabled or not
# /system operations are excluded from these checks
if operation not in (CseOperation.SYSTEM_INFO, CseOperation.SYSTEM_UPDATE):
if not Service().is_running():
raise cse_exception.BadRequestError(
error_message='CSE service is disabled. '
'Contact the System Administrator.')
else:
server_api_version = utils.get_server_api_version()
if api_version != server_api_version:
raise cse_exception.NotAcceptableRequestError(
error_message="Invalid api version specified. Expected "
f"api version '{server_api_version}'.")
# create request data dict from incoming message data
request_data = {}
is_cse_3_0_request = _is_cse_3_0_endpoint(message['requestUri'])
if len(message['body']) > 0:
raw_body = base64.b64decode(message['body']).decode(
sys.getfilesystemencoding()) # noqa: E501
request_body = json.loads(raw_body)
if is_cse_3_0_request:
request_data[shared_constants.RequestKey.V35_SPEC] = request_body
else:
request_data.update(request_body)
LOGGER.debug(f"request body: {request_data}")
# update request data dict with query params data
if message['queryString']:
query_params = dict(parse_qsl(message['queryString']))
if is_cse_3_0_request:
request_data[shared_constants.RequestKey.V35_QUERY] = query_params
else:
request_data.update(query_params)
LOGGER.debug(f"query parameters: {query_params}")
# update request spec with operation specific data in the url
request_data.update(url_data)
# remove None values from request payload
data = {k: v for k, v in request_data.items() if v is not None}
# extract out the authorization token
tenant_auth_token = message['headers'].get('x-vcloud-authorization')
is_jwt_token = False
auth_header = message['headers'].get('Authorization')
if auth_header:
tokens = auth_header.split(" ")
if len(tokens) == 2 and tokens[0].lower() == 'bearer':
tenant_auth_token = tokens[1]
is_jwt_token = True
# create operation context
operation_ctx = ctx.OperationContext(tenant_auth_token,
is_jwt=is_jwt_token,
request_id=message['id'])
try:
body_content = OPERATION_TO_HANDLER[operation](data, operation_ctx)
finally:
if not operation_ctx.is_async:
operation_ctx.end()
if not isinstance(body_content, (list, dict)):
body_content = \
{shared_constants.RESPONSE_MESSAGE_KEY: str(body_content)}
response = {
'status_code': operation.ideal_response_code,
'body': body_content,
}
LOGGER.debug(f"Outgoing response: {str(response)}")
return response
def ovdc_compute_policy_update(request_data, op_ctx: ctx.OperationContext):
"""Request handler for ovdc compute-policy update operation.
Required data: ovdc_id, compute_policy_action, compute_policy_names
:return: Dictionary with task href.
"""
required = [
RequestKey.OVDC_ID, RequestKey.COMPUTE_POLICY_ACTION,
RequestKey.COMPUTE_POLICY_NAME
]
defaults = {
RequestKey.REMOVE_COMPUTE_POLICY_FROM_VMS: False,
}
validated_data = {**defaults, **request_data}
req_utils.validate_payload(validated_data, required)
action = validated_data[RequestKey.COMPUTE_POLICY_ACTION]
cp_name = validated_data[RequestKey.COMPUTE_POLICY_NAME]
ovdc_id = validated_data[RequestKey.OVDC_ID]
remove_compute_policy_from_vms = validated_data[
RequestKey.REMOVE_COMPUTE_POLICY_FROM_VMS] # noqa: E501
try:
config = utils.get_server_runtime_config()
cpm = compute_policy_manager.ComputePolicyManager(
op_ctx.sysadmin_client,
log_wire=utils.str_to_bool(
config['service'].get('log_wire'))) # noqa: E501
cp_href = None
cp_id = None
if cp_name == SYSTEM_DEFAULT_COMPUTE_POLICY_NAME:
for _cp in cpm.list_compute_policies_on_vdc(ovdc_id):
if _cp['name'] == cp_name:
cp_href = _cp['href']
cp_id = _cp['id']
else:
try:
_cp = cpm.get_vdc_compute_policy(cp_name)
cp_href = _cp['href']
cp_id = _cp['id']
except vcd_e.EntityNotFoundException:
pass
if cp_href is None:
raise e.BadRequestError(f"Compute policy '{cp_name}' not found.")
if action == ComputePolicyAction.ADD:
cpm.add_compute_policy_to_vdc(ovdc_id, cp_href)
# Record telemetry data
record_user_action(CseOperation.OVDC_COMPUTE_POLICY_ADD)
return f"Added compute policy '{cp_name}' ({cp_id}) to ovdc " \
f"({ovdc_id})"
if action == ComputePolicyAction.REMOVE:
# TODO: fix remove_compute_policy by implementing a proper way
# for calling async methods without having to pass op_ctx
# outside handlers.
task_href = cpm.remove_vdc_compute_policy_from_vdc(
op_ctx,
ovdc_id,
cp_href,
remove_compute_policy_from_vms=remove_compute_policy_from_vms)
# Record telemetry data
record_user_action(CseOperation.OVDC_COMPUTE_POLICY_REMOVE)
return task_href
raise e.BadRequestError("Unsupported compute policy action")
except Exception as err:
# Record telemetry data failure
if action == ComputePolicyAction.ADD:
record_user_action(CseOperation.OVDC_COMPUTE_POLICY_ADD,
status=OperationStatus.FAILED)
elif action == ComputePolicyAction.REMOVE:
record_user_action(CseOperation.OVDC_COMPUTE_POLICY_REMOVE,
status=OperationStatus.FAILED)
raise err
