From 71ab88fcd890718fdaf72c07aea594f5d9236a40 Mon Sep 17 00:00:00 2001 From: apostasie Date: Sun, 1 Sep 2024 16:04:16 -0700 Subject: [PATCH] Introducing error package Signed-off-by: apostasie --- pkg/errs/errors.go | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 pkg/errs/errors.go diff --git a/pkg/errs/errors.go b/pkg/errs/errors.go new file mode 100644 index 00000000000..a13ed2d4041 --- /dev/null +++ b/pkg/errs/errors.go @@ -0,0 +1,43 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +package errs + +import "errors" + +var ( + // ErrSystemIsBroken should wrap all system-level errors (filesystem unexpected conditions, hosed files, misbehaving subsystems) + ErrSystemIsBroken = errors.New("system error") + + // ErrInvalidArgument should wrap all cases where an argument does not match expected syntax, + // or prevents an operation from succeeding because of its value + ErrInvalidArgument = errors.New("invalid argument") + + // ErrNotFound is the generic error describing that a requested resource could not be found + ErrNotFound = errors.New("could not find the requested resource") + + // ErrNetworkCondition is meant to wrap network level errors - DNS, TCP, TLS errors + // but NOT http server level errors + ErrNetworkCondition = errors.New("network communication failed") + + // ErrServerIsMisbehaving should wrap all server errors (eg: status code 50x) + // but NOT dns, tcp, or tls errors + ErrServerIsMisbehaving = errors.New("server error") + + // ErrFailedPrecondition should wrap errors encountered when a certain operation cannot be performed because + // a precondition prevents it from completing. For example, removing a volume that is in use. + ErrFailedPrecondition = errors.New("unable to perform the requested operation") +)