/
thread_container_pool.go
126 lines (108 loc) · 3.57 KB
/
thread_container_pool.go
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/*
* Copyright (c) 2023 Alibaba Group Holding 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 container
import (
"runtime/debug"
"sync"
"time"
"github.com/panjf2000/ants/v2"
"github.com/alibaba/schedulerx-worker-go/config"
"github.com/alibaba/schedulerx-worker-go/logger"
"github.com/alibaba/schedulerx-worker-go/processor/jobcontext"
)
var (
_ ContainerPool = &ThreadContainerPool{}
threadContainerPool *ThreadContainerPool
once sync.Once
)
func GetThreadContainerPool() *ThreadContainerPool {
once.Do(func() {
threadContainerPool = newTreadContainerPool()
})
return threadContainerPool
}
type ThreadContainerPool struct {
*BaseContainerPool
threadPoolMap sync.Map // Map<Long, ExecutorService>
enableShareContainerPool bool
jobInstanceLockMap sync.Map // Map<Long, Object>
sharedThreadPool *ants.Pool
jobCtx *jobcontext.JobContext
}
func newTreadContainerPool() *ThreadContainerPool {
gopool, _ := ants.NewPool(
int(config.GetWorkerConfig().SharePoolSize()),
ants.WithExpiryDuration(30*time.Second),
ants.WithPanicHandler(func(i interface{}) {
if r := recover(); r != nil {
logger.Errorf("Catch panic with PanicHandler in sharedThreadPool, %v\n%s", r, debug.Stack())
}
}))
return &ThreadContainerPool{
BaseContainerPool: NewBaseContainerPool(),
threadPoolMap: sync.Map{},
jobInstanceLockMap: sync.Map{},
enableShareContainerPool: config.GetWorkerConfig().IsShareContainerPool(),
sharedThreadPool: gopool,
}
}
func (p *ThreadContainerPool) Submit(jobId, jobInstanceId, taskId int64, container Container, consumerSize int32) (err error) {
if p.enableShareContainerPool {
return p.sharedThreadPool.Submit(container.Start)
}
pool, ok := p.threadPoolMap.Load(jobInstanceId)
if !ok {
pool, err = ants.NewPool(
int(consumerSize),
ants.WithExpiryDuration(30*time.Second),
ants.WithPanicHandler(func(i interface{}) {
if r := recover(); r != nil {
logger.Errorf("Catch panic with PanicHandler in ThreadContainerPool, %v\n%s", r, debug.Stack())
}
}))
if err != nil {
return err
}
p.threadPoolMap.Store(jobInstanceId, pool)
}
return pool.(*ants.Pool).Submit(container.Start)
}
func (p *ThreadContainerPool) DestroyByInstance(jobInstanceId int64) bool {
if val, ok := p.threadPoolMap.LoadAndDelete(jobInstanceId); ok {
val.(*ants.Pool).Release()
}
return true
}
func (p *ThreadContainerPool) GetContext() *jobcontext.JobContext {
return p.jobCtx
}
func (p *ThreadContainerPool) SetContext(jobContext *jobcontext.JobContext) {
p.jobCtx = jobContext
}
func (p *ThreadContainerPool) GetInstanceLock(jobInstanceId int64) interface{} {
placeholder := new(interface{})
val, _ := p.jobInstanceLockMap.LoadOrStore(jobInstanceId, placeholder)
return val
}
func (p *ThreadContainerPool) ReleaseInstanceLock(jobInstanceId int64) {
p.jobInstanceLockMap.Delete(jobInstanceId)
}
func (p *ThreadContainerPool) RemoveContext() {
p.jobCtx = nil
}
func (p *ThreadContainerPool) GetSharedThreadPool() *ants.Pool {
return p.sharedThreadPool
}