Esempio n. 1
0
File: errors.go Progetto: bac/juju
// ServerError returns an error suitable for returning to an API
// client, with an error code suitable for various kinds of errors
// generated in packages outside the API.
func ServerError(err error) *params.Error {
	if err == nil {
		return nil
	}
	logger.Tracef("server RPC error %v", errors.Details(err))
	msg := err.Error()
	// Skip past annotations when looking for the code.
	err = errors.Cause(err)
	code, ok := singletonCode(err)
	var info *params.ErrorInfo
	switch {
	case ok:
	case errors.IsUnauthorized(err):
		code = params.CodeUnauthorized
	case errors.IsNotFound(err):
		code = params.CodeNotFound
	case errors.IsUserNotFound(err):
		code = params.CodeUserNotFound
	case errors.IsAlreadyExists(err):
		code = params.CodeAlreadyExists
	case errors.IsNotAssigned(err):
		code = params.CodeNotAssigned
	case state.IsHasAssignedUnitsError(err):
		code = params.CodeHasAssignedUnits
	case state.IsHasHostedModelsError(err):
		code = params.CodeHasHostedModels
	case isNoAddressSetError(err):
		code = params.CodeNoAddressSet
	case errors.IsNotProvisioned(err):
		code = params.CodeNotProvisioned
	case IsUpgradeInProgressError(err):
		code = params.CodeUpgradeInProgress
	case state.IsHasAttachmentsError(err):
		code = params.CodeMachineHasAttachedStorage
	case isUnknownModelError(err):
		code = params.CodeModelNotFound
	case errors.IsNotSupported(err):
		code = params.CodeNotSupported
	case errors.IsBadRequest(err):
		code = params.CodeBadRequest
	case errors.IsMethodNotAllowed(err):
		code = params.CodeMethodNotAllowed
	default:
		if err, ok := err.(*DischargeRequiredError); ok {
			code = params.CodeDischargeRequired
			info = &params.ErrorInfo{
				Macaroon: err.Macaroon,
				// One macaroon fits all.
				MacaroonPath: "/",
			}
			break
		}
		code = params.ErrCode(err)
	}
	return &params.Error{
		Message: msg,
		Code:    code,
		Info:    info,
	}
}
Esempio n. 2
0
// ServerError returns an error suitable for returning to an API
// client, with an error code suitable for various kinds of errors
// generated in packages outside the API.
func ServerError(err error) *params.Error {
	if err == nil {
		return nil
	}
	msg := err.Error()
	// Skip past annotations when looking for the code.
	err = errors.Cause(err)
	code, ok := singletonCode(err)
	switch {
	case ok:
	case errors.IsUnauthorized(err):
		code = params.CodeUnauthorized
	case errors.IsNotFound(err):
		code = params.CodeNotFound
	case errors.IsAlreadyExists(err):
		code = params.CodeAlreadyExists
	case errors.IsNotAssigned(err):
		code = params.CodeNotAssigned
	case state.IsHasAssignedUnitsError(err):
		code = params.CodeHasAssignedUnits
	case IsNoAddressSetError(err):
		code = params.CodeNoAddressSet
	case errors.IsNotProvisioned(err):
		code = params.CodeNotProvisioned
	case state.IsUpgradeInProgressError(err):
		code = params.CodeUpgradeInProgress
	case state.IsHasAttachmentsError(err):
		code = params.CodeMachineHasAttachedStorage
	case IsUnknownEnviromentError(err):
		code = params.CodeNotFound
	case errors.IsNotSupported(err):
		code = params.CodeNotSupported
	default:
		code = params.ErrCode(err)
	}
	return &params.Error{
		Message: msg,
		Code:    code,
	}
}