/
interface.go
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/
interface.go
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/*
* Copyright 2022 Huawei Cloud Computing Technologies Co., Ltd
*
* 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 processor
import (
"k8s.io/apimachinery/pkg/util/sets"
"github.com/kappital/kappital/pkg/apis"
"github.com/kappital/kappital/pkg/apis/internals"
"github.com/kappital/kappital/pkg/handler"
"github.com/kappital/kappital/pkg/models"
"github.com/kappital/kappital/pkg/resource"
)
const (
// WorkersPerProcessor indicates the number of asynchronous threads for each type of event processing
WorkersPerProcessor = 5
)
// IProcessor is asynchronous thread interface
type IProcessor interface {
List() ([]interface{}, error)
Process(opType string, obj interface{})
Run(stopCh <-chan struct{})
ProcessType() string
ProcessObject() interface{}
}
var processors map[string]IProcessor
func init() {
processors = map[string]IProcessor{}
registerProcess(NewProcessor(apis.OperatorProcessor, &internals.ServiceBinding{},
handler.ServiceHandler, resource.ServiceBindingType, WorkersPerProcessor,
sets.NewString(models.StatusInstalling, models.StatusUpgrading, models.StatusRollingBack,
models.StatusDeleting)))
registerProcess(NewProcessor(apis.InstanceProcessor, &internals.ServiceInstance{},
handler.InstanceHandler, resource.ServiceInstanceType, WorkersPerProcessor,
sets.NewString(models.StatusInitializing, models.StatusUpgrading, models.StatusDeleting)))
}
func registerProcess(process IProcessor) {
if processors == nil {
processors = make(map[string]IProcessor)
}
processors[process.ProcessType()] = process
}
// GetProcesses returns the type of process
func GetProcesses() map[string]IProcessor {
return processors
}
// StartAllProcessors start all register process
func StartAllProcessors(stopCh <-chan struct{}) {
for _, process := range processors {
go process.Run(stopCh)
}
}