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executor.go
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executor.go
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package executor
import (
"context"
"fmt"
"math/rand"
"sync"
"sync/atomic"
"time"
sptypes "github.com/bnb-chain/greenfield/x/sp/types"
"github.com/bnb-chain/greenfield-storage-provider/base/gfspapp"
"github.com/bnb-chain/greenfield-storage-provider/base/types/gfsperrors"
"github.com/bnb-chain/greenfield-storage-provider/base/types/gfsptask"
coremodule "github.com/bnb-chain/greenfield-storage-provider/core/module"
corercmgr "github.com/bnb-chain/greenfield-storage-provider/core/rcmgr"
coretask "github.com/bnb-chain/greenfield-storage-provider/core/task"
"github.com/bnb-chain/greenfield-storage-provider/pkg/log"
"github.com/bnb-chain/greenfield-storage-provider/pkg/metrics"
)
var _ coremodule.TaskExecutor = &ExecuteModular{}
type ExecuteModular struct {
baseApp *gfspapp.GfSpBaseApp
scope corercmgr.ResourceScope
maxExecuteNum int64
executingNum int64
askTaskInterval int
askReplicateApprovalTimeout int64
askReplicateApprovalExFactor float64
listenSealTimeoutHeight int
listenSealRetryTimeout int
maxListenSealRetry int
maxObjectMigrationRetry int
objectMigrationRetryTimeout int
statisticsOutputInterval int
doingReplicatePieceTaskCnt int64
doingSpSealObjectTaskCnt int64
doingReceivePieceTaskCnt int64
doingGCObjectTaskCnt int64
doingGCZombiePieceTaskCnt int64
doingStaleVersionObjectTaskCnt int64
doingGCGCMetaTaskCnt int64
doingRecoveryPieceTaskCnt int64
doingMigrationGVGTaskCnt int64
doingGCBucketMigrationCnt int64
// gc meta
bucketTrafficKeepLatestDay uint64
readRecordKeepLatestDay uint64
readRecordDeleteLimit uint64
gcWorker *GCWorker
enableSkipFailedToMigrateObject bool // only for debugging, and online config can only be false
spID uint32
spMap map[uint32]*sptypes.StorageProvider
mutex sync.RWMutex
}
func (e *ExecuteModular) Name() string {
return coremodule.ExecuteModularName
}
func (e *ExecuteModular) Start(ctx context.Context) error {
scope, err := e.baseApp.ResourceManager().OpenService(e.Name())
if err != nil {
return err
}
e.scope = scope
sps, err := e.baseApp.Consensus().ListSPs(ctx)
if err != nil {
return err
}
e.spMap = make(map[uint32]*sptypes.StorageProvider)
for _, sp := range sps {
e.spMap[sp.Id] = sp
}
e.gcWorker = NewGCWorker(e)
go e.eventLoop(ctx)
return nil
}
func (e *ExecuteModular) eventLoop(ctx context.Context) {
for i := int64(0); i < e.maxExecuteNum; i++ {
go func(ctx context.Context) {
for {
select {
case <-ctx.Done():
default:
err := e.AskTask(ctx)
if err != nil {
rand.New(rand.NewSource(time.Now().Unix()))
sleep := rand.Intn(int(e.maxExecuteNum)) + 1
time.Sleep(time.Duration(sleep) * time.Millisecond)
}
}
}
}(ctx)
}
statisticsTicker := time.NewTicker(time.Duration(e.statisticsOutputInterval) * time.Second)
updateSpTicker := time.NewTicker(3 * time.Second)
for {
select {
case <-ctx.Done():
return
case <-statisticsTicker.C:
log.CtxInfo(ctx, e.Statistics())
case <-updateSpTicker.C:
sps, err := e.baseApp.Consensus().ListSPs(ctx)
if err != nil {
continue
}
e.mutex.Lock()
for _, sp := range sps {
e.spMap[sp.Id] = sp
}
e.mutex.Unlock()
}
}
}
func (e *ExecuteModular) getSpByID(id uint32) *sptypes.StorageProvider {
e.mutex.RLock()
defer e.mutex.RUnlock()
return e.spMap[id]
}
func (e *ExecuteModular) omitError(err error) bool {
switch realErr := err.(type) {
case *gfsperrors.GfSpError:
if realErr.GetInnerCode() == gfspapp.ErrNoTaskMatchLimit.GetInnerCode() {
return true
}
}
return false
}
func (e *ExecuteModular) AskTask(ctx context.Context) error {
startTime := time.Now()
limit, err := e.scope.RemainingResource()
if err != nil {
log.CtxErrorw(ctx, "failed to get remaining resource", "error", err)
return err
}
metrics.RemainingMemoryGauge.WithLabelValues(e.Name()).Set(float64(limit.GetMemoryLimit()))
metrics.RemainingTaskGauge.WithLabelValues(e.Name()).Set(float64(limit.GetTaskTotalLimit()))
metrics.RemainingHighPriorityTaskGauge.WithLabelValues(e.Name()).Set(
float64(limit.GetTaskLimit(corercmgr.ReserveTaskPriorityHigh)))
metrics.RemainingMediumPriorityTaskGauge.WithLabelValues(e.Name()).Set(
float64(limit.GetTaskLimit(corercmgr.ReserveTaskPriorityMedium)))
metrics.RemainingLowTaskGauge.WithLabelValues(e.Name()).Set(
float64(limit.GetTaskLimit(corercmgr.ReserveTaskPriorityLow)))
askTask, err := e.baseApp.GfSpClient().AskTask(ctx, limit)
if err != nil {
metrics.ReqCounter.WithLabelValues(ExecutorFailureAskNoTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorFailureAskNoTask).Observe(time.Since(startTime).Seconds())
if e.omitError(err) {
return err
}
log.CtxErrorw(ctx, "failed to ask task", "remaining", limit.String(), "error", err)
return err
}
// double confirm the safe task
if askTask == nil {
metrics.ReqCounter.WithLabelValues(ExecutorFailureAskTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorFailureAskTask).Observe(time.Since(startTime).Seconds())
log.CtxErrorw(ctx, "failed to ask task due to dangling pointer", "remaining", limit.String(),
"error", err)
return ErrDanglingPointer
}
metrics.ReqCounter.WithLabelValues(ExecutorSuccessAskTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorSuccessAskTask).Observe(time.Since(startTime).Seconds())
atomic.AddInt64(&e.executingNum, 1)
defer atomic.AddInt64(&e.executingNum, -1)
span, err := e.ReserveResource(ctx, askTask.EstimateLimit().ScopeStat())
if err != nil {
log.CtxErrorw(ctx, "failed to reserve resource", "task_require",
askTask.EstimateLimit().String(), "remaining", limit.String(), "error", err)
return err
}
metrics.RunningTaskNumberGauge.WithLabelValues("running_task_num").Set(float64(atomic.LoadInt64(&e.executingNum)))
metrics.MaxTaskNumberGauge.WithLabelValues("max_task_num").Set(float64(atomic.LoadInt64(&e.maxExecuteNum)))
defer func() {
e.ReleaseResource(ctx, span)
go e.ReportTask(context.Background(), askTask)
}()
runTime := time.Now()
defer func() {
metrics.ReqCounter.WithLabelValues(ExecutorRunTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorRunTask).Observe(time.Since(runTime).Seconds())
}()
ctx = log.WithValue(ctx, log.CtxKeyTask, askTask.Key().String())
switch t := askTask.(type) {
case *gfsptask.GfSpReplicatePieceTask:
atomic.AddInt64(&e.doingReplicatePieceTaskCnt, 1)
defer atomic.AddInt64(&e.doingReplicatePieceTaskCnt, -1)
e.HandleReplicatePieceTask(ctx, t)
if t.Error() != nil {
metrics.ReqCounter.WithLabelValues(ExecutorFailureReplicateTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorFailureReplicateTask).Observe(time.Since(startTime).Seconds())
} else {
metrics.ReqCounter.WithLabelValues(ExecutorSuccessReplicateTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorSuccessReplicateTask).Observe(time.Since(startTime).Seconds())
}
case *gfsptask.GfSpSealObjectTask:
atomic.AddInt64(&e.doingSpSealObjectTaskCnt, 1)
defer atomic.AddInt64(&e.doingSpSealObjectTaskCnt, -1)
e.HandleSealObjectTask(ctx, t)
if t.Error() != nil {
metrics.ReqCounter.WithLabelValues(ExecutorFailureSealObjectTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorFailureSealObjectTask).Observe(time.Since(startTime).Seconds())
} else {
metrics.ReqCounter.WithLabelValues(ExecutorSuccessSealObjectTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorSuccessSealObjectTask).Observe(time.Since(startTime).Seconds())
}
case *gfsptask.GfSpReceivePieceTask:
atomic.AddInt64(&e.doingReceivePieceTaskCnt, 1)
defer atomic.AddInt64(&e.doingReceivePieceTaskCnt, -1)
e.HandleReceivePieceTask(ctx, t)
if t.Error() != nil {
metrics.ReqCounter.WithLabelValues(ExecutorFailureReceiveTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorFailureReceiveTask).Observe(time.Since(startTime).Seconds())
} else {
metrics.ReqCounter.WithLabelValues(ExecutorSuccessReceiveTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorSuccessReceiveTask).Observe(time.Since(startTime).Seconds())
}
case *gfsptask.GfSpGCObjectTask:
atomic.AddInt64(&e.doingGCObjectTaskCnt, 1)
defer atomic.AddInt64(&e.doingGCObjectTaskCnt, -1)
e.HandleGCObjectTask(ctx, t)
case *gfsptask.GfSpGCZombiePieceTask:
atomic.AddInt64(&e.doingGCZombiePieceTaskCnt, 1)
defer atomic.AddInt64(&e.doingGCZombiePieceTaskCnt, -1)
e.HandleGCZombiePieceTask(ctx, t)
case *gfsptask.GfSpGCStaleVersionObjectTask:
atomic.AddInt64(&e.doingStaleVersionObjectTaskCnt, 1)
defer atomic.AddInt64(&e.doingStaleVersionObjectTaskCnt, -1)
e.HandleGCStaleVersionObjectTask(ctx, t)
case *gfsptask.GfSpGCMetaTask:
atomic.AddInt64(&e.doingGCGCMetaTaskCnt, 1)
defer atomic.AddInt64(&e.doingGCGCMetaTaskCnt, -1)
e.HandleGCMetaTask(ctx, t)
case *gfsptask.GfSpRecoverPieceTask:
atomic.AddInt64(&e.doingRecoveryPieceTaskCnt, 1)
defer atomic.AddInt64(&e.doingRecoveryPieceTaskCnt, -1)
e.HandleRecoverPieceTask(ctx, t)
if t.Error() != nil {
metrics.ReqCounter.WithLabelValues(ExecutorFailureRecoveryTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorFailureRecoveryTask).Observe(time.Since(startTime).Seconds())
} else {
metrics.ReqCounter.WithLabelValues(ExecutorSuccessRecoveryTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorSuccessRecoveryTask).Observe(time.Since(startTime).Seconds())
}
case *gfsptask.GfSpMigrateGVGTask:
atomic.AddInt64(&e.doingMigrationGVGTaskCnt, 1)
defer atomic.AddInt64(&e.doingMigrationGVGTaskCnt, -1)
e.HandleMigrateGVGTask(ctx, t)
case *gfsptask.GfSpGCBucketMigrationTask:
atomic.AddInt64(&e.doingGCBucketMigrationCnt, 1)
defer atomic.AddInt64(&e.doingGCBucketMigrationCnt, -1)
e.HandleGCBucketMigrationBucket(ctx, t)
default:
log.CtxError(ctx, "unsupported task type")
}
log.CtxDebug(ctx, "finished to handle task")
return nil
}
func (e *ExecuteModular) ReportTask(ctx context.Context, task coretask.Task) (err error) {
startTime := time.Now()
defer func() {
if err != nil {
metrics.ReqCounter.WithLabelValues(ExecutorFailureReportTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorFailureReportTask).Observe(time.Since(startTime).Seconds())
} else {
metrics.ReqCounter.WithLabelValues(ExecutorSuccessReportTask).Inc()
metrics.ReqTime.WithLabelValues(ExecutorSuccessReportTask).Observe(time.Since(startTime).Seconds())
}
}()
err = e.baseApp.GfSpClient().ReportTask(ctx, task)
log.CtxDebugw(ctx, "finished to report task", "task_info", task.Info(), "error", err)
return err
}
func (e *ExecuteModular) Stop(ctx context.Context) error {
e.scope.Release()
return nil
}
func (e *ExecuteModular) ReserveResource(ctx context.Context, st *corercmgr.ScopeStat) (corercmgr.ResourceScopeSpan, error) {
span, err := e.scope.BeginSpan()
if err != nil {
return nil, err
}
err = span.ReserveResources(st)
if err != nil {
return nil, err
}
return span, nil
}
func (e *ExecuteModular) ReleaseResource(ctx context.Context, span corercmgr.ResourceScopeSpan) {
span.Done()
}
func (e *ExecuteModular) Statistics() string {
return fmt.Sprintf(
"maxAsk[%d], asking[%d], replicate[%d], seal[%d], receive[%d], gcObject[%d], gcZombie[%d], gcMeta[%d], gcBucketMigration[%d], migrateGVG[%d]",
atomic.LoadInt64(&e.maxExecuteNum), atomic.LoadInt64(&e.executingNum),
atomic.LoadInt64(&e.doingReplicatePieceTaskCnt),
atomic.LoadInt64(&e.doingSpSealObjectTaskCnt),
atomic.LoadInt64(&e.doingReceivePieceTaskCnt),
atomic.LoadInt64(&e.doingGCObjectTaskCnt),
atomic.LoadInt64(&e.doingGCZombiePieceTaskCnt),
atomic.LoadInt64(&e.doingGCGCMetaTaskCnt),
atomic.LoadInt64(&e.doingGCBucketMigrationCnt),
atomic.LoadInt64(&e.doingMigrationGVGTaskCnt))
}
func (e *ExecuteModular) getSPID() (uint32, error) {
if e.spID != 0 {
return e.spID, nil
}
spInfo, err := e.baseApp.Consensus().QuerySP(context.Background(), e.baseApp.OperatorAddress())
if err != nil {
return 0, err
}
e.spID = spInfo.GetId()
return e.spID, nil
}