86 lines
2.0 KiB
Go
86 lines
2.0 KiB
Go
/*
|
|
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 warning
|
|
|
|
import (
|
|
"context"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/containerd/log"
|
|
|
|
deprecation "github.com/containerd/containerd/v2/pkg/deprecation"
|
|
"github.com/containerd/containerd/v2/plugins"
|
|
"github.com/containerd/plugin"
|
|
"github.com/containerd/plugin/registry"
|
|
)
|
|
|
|
type Service interface {
|
|
Emit(context.Context, deprecation.Warning)
|
|
Warnings() []Warning
|
|
}
|
|
|
|
func init() {
|
|
registry.Register(&plugin.Registration{
|
|
Type: plugins.WarningPlugin,
|
|
ID: plugins.DeprecationsPlugin,
|
|
InitFn: func(ic *plugin.InitContext) (interface{}, error) {
|
|
return &service{warnings: make(map[deprecation.Warning]time.Time)}, nil
|
|
},
|
|
})
|
|
}
|
|
|
|
type Warning struct {
|
|
ID deprecation.Warning
|
|
LastOccurrence time.Time
|
|
Message string
|
|
}
|
|
|
|
var _ Service = (*service)(nil)
|
|
|
|
type service struct {
|
|
warnings map[deprecation.Warning]time.Time
|
|
m sync.RWMutex
|
|
}
|
|
|
|
func (s *service) Emit(ctx context.Context, warning deprecation.Warning) {
|
|
if !deprecation.Valid(warning) {
|
|
log.G(ctx).WithField("warningID", string(warning)).Warn("invalid deprecation warning")
|
|
return
|
|
}
|
|
s.m.Lock()
|
|
defer s.m.Unlock()
|
|
s.warnings[warning] = time.Now()
|
|
}
|
|
func (s *service) Warnings() []Warning {
|
|
s.m.RLock()
|
|
defer s.m.RUnlock()
|
|
var warnings []Warning
|
|
for k, v := range s.warnings {
|
|
msg, ok := deprecation.Message(k)
|
|
if !ok {
|
|
continue
|
|
}
|
|
warnings = append(warnings, Warning{
|
|
ID: k,
|
|
LastOccurrence: v,
|
|
Message: msg,
|
|
})
|
|
}
|
|
return warnings
|
|
}
|