mirror of
https://github.com/rocky-linux/peridot.git
synced 2024-11-15 02:01:25 +00:00
90 lines
2.9 KiB
Go
90 lines
2.9 KiB
Go
|
/*
|
||
|
|
Copyright 2019 The Kubernetes 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 internal
|
||
|
|
|
||
|
|
import (
|
||
|
|
"encoding/json"
|
||
|
|
"fmt"
|
||
|
|
"sort"
|
||
|
|
"strings"
|
||
|
|
"time"
|
||
|
|
|
||
|
|
"k8s.io/apimachinery/pkg/api/errors"
|
||
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
||
|
|
"sigs.k8s.io/structured-merge-diff/v4/fieldpath"
|
||
|
|
"sigs.k8s.io/structured-merge-diff/v4/merge"
|
||
|
|
)
|
||
|
|
|
||
|
|
// NewConflictError returns an error including details on the requests apply conflicts
|
||
|
|
func NewConflictError(conflicts merge.Conflicts) *errors.StatusError {
|
||
|
|
causes := []metav1.StatusCause{}
|
||
|
|
for _, conflict := range conflicts {
|
||
|
|
causes = append(causes, metav1.StatusCause{
|
||
|
|
Type: metav1.CauseTypeFieldManagerConflict,
|
||
|
|
Message: fmt.Sprintf("conflict with %v", printManager(conflict.Manager)),
|
||
|
|
Field: conflict.Path.String(),
|
||
|
|
})
|
||
|
|
}
|
||
|
|
return errors.NewApplyConflict(causes, getConflictMessage(conflicts))
|
||
|
|
}
|
||
|
|
|
||
|
|
func getConflictMessage(conflicts merge.Conflicts) string {
|
||
|
|
if len(conflicts) == 1 {
|
||
|
|
return fmt.Sprintf("Apply failed with 1 conflict: conflict with %v: %v", printManager(conflicts[0].Manager), conflicts[0].Path)
|
||
|
|
}
|
||
|
|
|
||
|
|
m := map[string][]fieldpath.Path{}
|
||
|
|
for _, conflict := range conflicts {
|
||
|
|
m[conflict.Manager] = append(m[conflict.Manager], conflict.Path)
|
||
|
|
}
|
||
|
|
|
||
|
|
uniqueManagers := []string{}
|
||
|
|
for manager := range m {
|
||
|
|
uniqueManagers = append(uniqueManagers, manager)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Print conflicts by sorted managers.
|
||
|
|
sort.Strings(uniqueManagers)
|
||
|
|
|
||
|
|
messages := []string{}
|
||
|
|
for _, manager := range uniqueManagers {
|
||
|
|
messages = append(messages, fmt.Sprintf("conflicts with %v:", printManager(manager)))
|
||
|
|
for _, path := range m[manager] {
|
||
|
|
messages = append(messages, fmt.Sprintf("- %v", path))
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return fmt.Sprintf("Apply failed with %d conflicts: %s", len(conflicts), strings.Join(messages, "\n"))
|
||
|
|
}
|
||
|
|
|
||
|
|
func printManager(manager string) string {
|
||
|
|
encodedManager := &metav1.ManagedFieldsEntry{}
|
||
|
|
if err := json.Unmarshal([]byte(manager), encodedManager); err != nil {
|
||
|
|
return fmt.Sprintf("%q", manager)
|
||
|
|
}
|
||
|
|
managerStr := fmt.Sprintf("%q", encodedManager.Manager)
|
||
|
|
if encodedManager.Subresource != "" {
|
||
|
|
managerStr = fmt.Sprintf("%s with subresource %q", managerStr, encodedManager.Subresource)
|
||
|
|
}
|
||
|
|
if encodedManager.Operation == metav1.ManagedFieldsOperationUpdate {
|
||
|
|
if encodedManager.Time == nil {
|
||
|
|
return fmt.Sprintf("%s using %v", managerStr, encodedManager.APIVersion)
|
||
|
|
}
|
||
|
|
return fmt.Sprintf("%s using %v at %v", managerStr, encodedManager.APIVersion, encodedManager.Time.UTC().Format(time.RFC3339))
|
||
|
|
}
|
||
|
|
return managerStr
|
||
|
|
}
|