mirror of
https://github.com/arangodb/kube-arangodb.git
synced 2024-12-14 11:57:37 +00:00
130 lines
2.8 KiB
Go
130 lines
2.8 KiB
Go
//
|
|
// DISCLAIMER
|
|
//
|
|
// Copyright 2016-2022 ArangoDB GmbH, Cologne, Germany
|
|
//
|
|
// 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.
|
|
//
|
|
// Copyright holder is ArangoDB GmbH, Cologne, Germany
|
|
//
|
|
|
|
package operator
|
|
|
|
import (
|
|
"github.com/arangodb/kube-arangodb/pkg/operatorV2/operation"
|
|
"github.com/arangodb/kube-arangodb/pkg/util/errors"
|
|
)
|
|
|
|
func (o *operator) worker() {
|
|
for o.processNextItem() {
|
|
|
|
}
|
|
}
|
|
|
|
func (o *operator) processNextItem() bool {
|
|
defer func() {
|
|
// Recover from panic to not shutdown whole operator
|
|
if err := recover(); err != nil {
|
|
e := o.logger.Error()
|
|
|
|
switch obj := err.(type) {
|
|
case error:
|
|
e = e.AnErr("err", obj)
|
|
case string:
|
|
e = e.Str("err", obj)
|
|
case int:
|
|
e = e.Int("err", obj)
|
|
default:
|
|
e.Interface("err", obj)
|
|
}
|
|
|
|
e.Msgf("Recovered from panic")
|
|
}
|
|
}()
|
|
|
|
obj, shutdown := o.workqueue.Get()
|
|
|
|
if shutdown {
|
|
return false
|
|
}
|
|
|
|
err := o.processObject(obj)
|
|
|
|
if err != nil {
|
|
o.logger.Error().Err(err).Interface("object", obj).Msgf("Error during object handling")
|
|
return true
|
|
}
|
|
|
|
return true
|
|
}
|
|
|
|
func (o *operator) processObject(obj interface{}) error {
|
|
defer o.workqueue.Done(obj)
|
|
var item operation.Item
|
|
var key string
|
|
var ok bool
|
|
var err error
|
|
|
|
if key, ok = obj.(string); !ok {
|
|
o.workqueue.Forget(obj)
|
|
return nil
|
|
}
|
|
|
|
if item, err = operation.NewItemFromString(key); err != nil {
|
|
o.workqueue.Forget(obj)
|
|
return nil
|
|
}
|
|
|
|
if item.Operation != operation.Update {
|
|
item.Operation = operation.Update
|
|
o.workqueue.Forget(obj)
|
|
o.workqueue.Add(item.String())
|
|
return nil
|
|
}
|
|
|
|
o.objectProcessed.Inc()
|
|
|
|
o.logger.Trace().Msgf("Received Item Action: %s, Type: %s/%s/%s, Namespace: %s, Name: %s",
|
|
item.Operation,
|
|
item.Group,
|
|
item.Version,
|
|
item.Kind,
|
|
item.Namespace,
|
|
item.Name)
|
|
|
|
if err = o.processItem(item); err != nil {
|
|
o.workqueue.AddRateLimited(key)
|
|
return errors.Newf("error syncing '%s': %s, requeuing", key, err.Error())
|
|
}
|
|
|
|
o.logger.Trace().Msgf("Processed Item Action: %s, Type: %s/%s/%s, Namespace: %s, Name: %s",
|
|
item.Operation,
|
|
item.Group,
|
|
item.Version,
|
|
item.Kind,
|
|
item.Namespace,
|
|
item.Name)
|
|
|
|
o.workqueue.Forget(obj)
|
|
return nil
|
|
}
|
|
|
|
func (o *operator) processItem(item operation.Item) error {
|
|
for _, handler := range o.handlers {
|
|
if handler.CanBeHandled(item) {
|
|
return handler.Handle(item)
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|