/
errors.go
78 lines (65 loc) · 2.26 KB
/
errors.go
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// Copyright 2022 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// 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 util
import (
"errors"
"k8s.io/apimachinery/pkg/util/sets"
gardencorev1beta1 "github.com/gardener/gardener/pkg/apis/core/v1beta1"
v1beta1helper "github.com/gardener/gardener/pkg/apis/core/v1beta1/helper"
)
// DetermineError determines the Gardener error codes for the given error and returns an ErrorWithCodes with the error and codes.
func DetermineError(err error, knownCodes map[gardencorev1beta1.ErrorCode]func(string) bool) error {
if err == nil {
return nil
}
// try to re-use codes from error
var coder v1beta1helper.Coder
if errors.As(err, &coder) {
return err
}
codes := DetermineErrorCodes(err, knownCodes)
if len(codes) == 0 {
return err
}
return v1beta1helper.NewErrorWithCodes(err, codes...)
}
// DetermineErrorCodes determines error codes based on the given error.
func DetermineErrorCodes(err error, knownCodes map[gardencorev1beta1.ErrorCode]func(string) bool) []gardencorev1beta1.ErrorCode {
var (
coder v1beta1helper.Coder
message = err.Error()
codes = sets.New[string]()
)
if err == nil {
return nil
}
// try to re-use codes from error
if errors.As(err, &coder) {
for _, code := range coder.Codes() {
codes.Insert(string(code))
}
}
// determine error codes
for code, matchFn := range knownCodes {
if !codes.Has(string(code)) && matchFn(message) {
codes.Insert(string(code))
}
}
// compute error code list based on code string set
var out []gardencorev1beta1.ErrorCode
for _, c := range sets.List(codes) {
out = append(out, gardencorev1beta1.ErrorCode(c))
}
return out
}