base

package
v1.34.0 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Oct 9, 2024 License: Apache-2.0, Apache-2.0 Imports: 21 Imported by: 0

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Index

Constants

View Source 
const (
	KindFailed  = "failed"
	KindSuccess = "success"
)

statistics stats

View Source 
const (
	// EmptyDiskID empty diskID
	EmptyDiskID = proto.DiskID(0)
)

Variables

View Source 
var (
	// ErrNoSuchMessageID no such message id
	ErrNoSuchMessageID = errors.New("no such message id")
	// ErrUnmatchedVuids unmatched task vuids
	ErrUnmatchedVuids = errors.New("unmatched task vuids")
)
View Source 
var (
	ErrNoTaskInQueue     = errors.New("no task in queue")
	ErrVolNotOnlyOneTask = errors.New("vol not only one task running")
	ErrUpdateVolumeCache = errors.New("update volume cache failed")
)

err use for task

View Source 
var Buckets = []float64{1, 5, 10, 25, 50, 100, 250, 500, 1000, 2500, 5000}

Buckets default buckets for stats

View Source 
var (
	// ErrVidTaskConflict vid task conflict
	ErrVidTaskConflict = errors.New("vid task conflict")
)

make sure only one task in same volume to run in cluster

View Source 
var NewVolTaskLockerOnce sync.Once

NewVolTaskLockerOnce singleton mode:make sure only one instance in global

Functions

func AllocVunitSafe 

func AllocVunitSafe(
	ctx context.Context,
	cli IAllocVunit,
	vuid comproto.Vuid,
	volReplicas []comproto.VunitLocation) (ret *client.AllocVunitInfo, err error)

AllocVunitSafe alloc volume unit safe

func DataMountFormat 

func DataMountFormat(dataMountBytes [counter.SLOT]int) string

DataMountFormat format data

func FormatPrint 

func FormatPrint(statsInfos []ErrorPercent) (res []string)

FormatPrint format print message

func GenTaskID 

func GenTaskID(prefix string, vid comproto.Vid) string

GenTaskID return task id

func InsistOn 

func InsistOn(ctx context.Context, errMsg string, on func() error)

func NewCounter 

func NewCounter(clusterID proto.ClusterID, taskType string, kind string) prometheus.Counter

NewCounter returns statistics counter

func ShouldAllocAndRedo 

func ShouldAllocAndRedo(errCode int) bool

ShouldAllocAndRedo return true if should alloc and redo task

func Subtraction 

func Subtraction(a, b []comproto.Vuid) (c []comproto.Vuid)

Subtraction c = a - b

Types

type ClusterTopologyStatsMgr 

type ClusterTopologyStatsMgr struct {
	// contains filtered or unexported fields
}

ClusterTopologyStatsMgr cluster topology stats manager

func NewClusterTopologyStatisticsMgr 

func NewClusterTopologyStatisticsMgr(clusterID proto.ClusterID, buckets []float64) *ClusterTopologyStatsMgr

NewClusterTopologyStatisticsMgr returns cluster topology stats manager

func (*ClusterTopologyStatsMgr) ReportFreeChunk 

func (statsMgr *ClusterTopologyStatsMgr) ReportFreeChunk(disk *api.DiskInfoSimple)

ReportFreeChunk report free chunk

type Consumer 

type Consumer struct {
	ConsumeFn func(msg []*sarama.ConsumerMessage, consumerPause ConsumerPause) bool
	closer.Closer
	// contains filtered or unexported fields
}

func (*Consumer) Cleanup 

func (consumer *Consumer) Cleanup(session sarama.ConsumerGroupSession) error

func (*Consumer) ConsumeClaim 

func (consumer *Consumer) ConsumeClaim(session sarama.ConsumerGroupSession, claim sarama.ConsumerGroupClaim) error

func (*Consumer) Setup 

func (consumer *Consumer) Setup(session sarama.ConsumerGroupSession) error

type ConsumerPause 

type ConsumerPause interface {
	Done() <-chan struct{}
}

type ErrorPercent 

type ErrorPercent struct {
	// contains filtered or unexported fields
}

ErrorPercent error percent

type ErrorStats 

type ErrorStats struct {
	// contains filtered or unexported fields
}

ErrorStats error stats

func NewErrorStats 

func NewErrorStats() *ErrorStats

NewErrorStats returns error stats

func (*ErrorStats) AddFail 

func (es *ErrorStats) AddFail(err error)

AddFail add fail statistics

func (*ErrorStats) Stats 

func (es *ErrorStats) Stats() (statsResult []ErrorPercent, totalErrCnt uint64)

Stats returns stats

type GroupConsumer 

type GroupConsumer interface {
	Stop()
}

type IAllocVunit 

type IAllocVunit interface {
	AllocVolumeUnit(ctx context.Context, vuid comproto.Vuid) (ret *client.AllocVunitInfo, err error)
}

IAllocVunit define the interface of clustermgr used for volume alloc

type IProducer 

type IProducer interface {
	SendMessage(msg []byte) (err error)
	SendMessages(msgs [][]byte) (err error)
}

IProducer define the interface of producer

func NewMsgSender 

func NewMsgSender(cfg *kafka.ProducerCfg) (IProducer, error)

NewMsgSender returns message sender

type KafkaConfig 

type KafkaConfig struct {
	Topic      string
	BrokerList []string
}

KafkaConfig kafka config

type KafkaConsumer 

type KafkaConsumer interface {
	StartKafkaConsumer(cfg KafkaConsumerCfg, fn func(msg []*sarama.ConsumerMessage, consumerPause ConsumerPause) bool) (GroupConsumer, error)
}

func NewKafkaConsumer 

func NewKafkaConsumer(brokers []string) KafkaConsumer

type KafkaConsumerCfg 

type KafkaConsumerCfg struct {
	TaskType     proto.TaskType
	Topic        string
	MaxBatchSize int
	MaxWaitTimeS int
}

type KafkaConsumerGroup 

type KafkaConsumerGroup struct {
	// contains filtered or unexported fields
}

func (*KafkaConsumerGroup) Stop 

func (cg *KafkaConsumerGroup) Stop()

type KafkaTopicMonitor 

type KafkaTopicMonitor struct {
	closer.Closer
	// contains filtered or unexported fields
}

KafkaTopicMonitor kafka monitor

func NewKafkaTopicMonitor 

func NewKafkaTopicMonitor(taskType proto.TaskType, clusterID proto.ClusterID, cfg *KafkaConfig) (*KafkaTopicMonitor, error)

NewKafkaTopicMonitor returns kafka topic monitor

func (*KafkaTopicMonitor) Close 

func (m *KafkaTopicMonitor) Close()

type Queue 

type Queue struct {
	// contains filtered or unexported fields
}

Queue task queue

func NewQueue 

func NewQueue(msgTimeout time.Duration) *Queue

NewQueue return task queue

func (*Queue) Get 

func (q *Queue) Get(id string) (interface{}, error)

Get returns message by id

func (*Queue) Pop 

func (q *Queue) Pop() (string, interface{}, bool)

Pop fetch a msg from queue。

func (*Queue) Push 

func (q *Queue) Push(id string, msg interface{}) error

Push push message to queue id is uniquely identifies。

func (*Queue) Remove 

func (q *Queue) Remove(id string) error

Remove remove message by id

func (*Queue) Requeue 

func (q *Queue) Requeue(id string, delay time.Duration) error

Requeue :msg while get again after delay。

func (*Queue) Stats 

func (q *Queue) Stats() (todo, doing int)

Stats returns queue stats

type TaskCntStats 

type TaskCntStats interface {
	StatQueueTaskCnt() (preparing, workerDoing, finishing int)
}

TaskCntStats information of task running on worker

type TaskCommonConfig 

type TaskCommonConfig struct {
	PrepareQueueRetryDelayS int `json:"prepare_queue_retry_delay_s"`
	FinishQueueRetryDelayS  int `json:"finish_queue_retry_delay_s"`
	CancelPunishDurationS   int `json:"cancel_punish_duration_s"`
	WorkQueueSize           int `json:"work_queue_size"`
	CollectTaskIntervalS    int `json:"collect_task_interval_s"`
	CheckTaskIntervalS      int `json:"check_task_interval_s"`
	DiskConcurrency         int `json:"disk_concurrency"`
}

TaskCommonConfig task common config

func (*TaskCommonConfig) CheckAndFix 

func (conf *TaskCommonConfig) CheckAndFix()

CheckAndFix check and fix task common config

type TaskQueue 

type TaskQueue struct {
	// contains filtered or unexported fields
}

TaskQueue task queue

func NewTaskQueue 

func NewTaskQueue(retryDelay time.Duration) *TaskQueue

NewTaskQueue returns task queue

func (*TaskQueue) PopTask 

func (q *TaskQueue) PopTask() (string, WorkerTask, bool)

PopTask return args： taskID, task, flag of task exist

func (*TaskQueue) PushTask 

func (q *TaskQueue) PushTask(taskID string, task WorkerTask)

PushTask push task to queue

func (*TaskQueue) Query 

func (q *TaskQueue) Query(taskID string) (WorkerTask, bool)

Query find task by taskID

func (*TaskQueue) RemoveTask 

func (q *TaskQueue) RemoveTask(taskID string) error

RemoveTask remove task by taskID

func (*TaskQueue) RetryTask 

func (q *TaskQueue) RetryTask(taskID string)

RetryTask retry task by taskID

func (*TaskQueue) StatsTasks 

func (q *TaskQueue) StatsTasks() (todo int, doing int)

StatsTasks returns task stats

type TaskRunDetailInfo 

type TaskRunDetailInfo struct {
	Statistics   proto.TaskStatistics `json:"statistics"`
	StartTime    time.Time            `json:"start_time"`
	CompleteTime time.Time            `json:"complete_time"`
	Completed    bool                 `json:"completed"`
}

TaskRunDetailInfo task run detail info

type TaskStatsMgr 

type TaskStatsMgr struct {
	TaskRunInfos map[string]TaskRunDetailInfo
	// contains filtered or unexported fields
}

TaskStatsMgr task stats manager

func NewTaskStatsMgr 

func NewTaskStatsMgr(clusterID proto.ClusterID, taskType proto.TaskType) *TaskStatsMgr

NewTaskStatsMgr returns task stats manager

func NewTaskStatsMgrAndRun 

func NewTaskStatsMgrAndRun(clusterID proto.ClusterID, taskType proto.TaskType, taskCntStats TaskCntStats) *TaskStatsMgr

NewTaskStatsMgrAndRun run task stats manager

func (*TaskStatsMgr) CancelTask 

func (statsMgr *TaskStatsMgr) CancelTask()

CancelTask cancel task

func (*TaskStatsMgr) Counters 

func (statsMgr *TaskStatsMgr) Counters() (increaseDataSize, increaseShardCnt [counter.SLOT]int)

Counters returns task stats counters

func (*TaskStatsMgr) QueryTaskDetail 

func (statsMgr *TaskStatsMgr) QueryTaskDetail(taskID string) (detail TaskRunDetailInfo, err error)

QueryTaskDetail find task detail info

func (*TaskStatsMgr) ReclaimTask 

func (statsMgr *TaskStatsMgr) ReclaimTask()

ReclaimTask reclaim task

func (*TaskStatsMgr) ReportTaskCntLoop 

func (statsMgr *TaskStatsMgr) ReportTaskCntLoop()

ReportTaskCntLoop report task count

func (*TaskStatsMgr) ReportWorkerTaskStats 

func (statsMgr *TaskStatsMgr) ReportWorkerTaskStats(taskID string, s proto.TaskStatistics, increaseDataSize, increaseShardCnt int)

ReportWorkerTaskStats report worker task stats

type VolTaskLocker 

type VolTaskLocker struct {
	// contains filtered or unexported fields
}

VolTaskLocker volume task locker

func VolTaskLockerInst 

func VolTaskLockerInst() *VolTaskLocker

VolTaskLockerInst ensure that only one background task is executing on the same volume

func (*VolTaskLocker) TryLock 

func (m *VolTaskLocker) TryLock(ctx context.Context, vid proto.Vid) error

TryLock try lock task volume and return error if there is task doing

func (*VolTaskLocker) Unlock 

func (m *VolTaskLocker) Unlock(ctx context.Context, vid proto.Vid)

Unlock unlock task volume

type WorkerTask 

type WorkerTask interface {
	GetSources() []proto.VunitLocation
	GetDestination() proto.VunitLocation
	SetDestination(dest proto.VunitLocation)
}

WorkerTask define worker task interface

type WorkerTaskQueue 

type WorkerTaskQueue struct {
	// contains filtered or unexported fields
}

WorkerTaskQueue task queue for worker

func NewWorkerTaskQueue 

func NewWorkerTaskQueue(cancelPunishDuration time.Duration) *WorkerTaskQueue

NewWorkerTaskQueue return worker task queue

func (*WorkerTaskQueue) Acquire 

func (q *WorkerTaskQueue) Acquire(idc string) (taskID string, wtask WorkerTask, exist bool)

Acquire acquire task by idc

func (*WorkerTaskQueue) AddPreparedTask 

func (q *WorkerTaskQueue) AddPreparedTask(idc, taskID string, wtask WorkerTask)

AddPreparedTask add prepared task

func (*WorkerTaskQueue) Cancel 

func (q *WorkerTaskQueue) Cancel(idc, taskID string, src []proto.VunitLocation, dst proto.VunitLocation) error

Cancel cancel task

func (*WorkerTaskQueue) Complete 

func (q *WorkerTaskQueue) Complete(idc, taskID string, src []proto.VunitLocation, dst proto.VunitLocation) (WorkerTask, error)

Complete complete task

func (*WorkerTaskQueue) Query 

func (q *WorkerTaskQueue) Query(idc, taskID string) (WorkerTask, error)

Query find task by idc and taskID

func (*WorkerTaskQueue) Reclaim 

func (q *WorkerTaskQueue) Reclaim(idc, taskID string, src []proto.VunitLocation, oldDest, newDest proto.VunitLocation, newDiskID proto.DiskID) error

Reclaim reclaim task

func (*WorkerTaskQueue) Renewal 

func (q *WorkerTaskQueue) Renewal(idc, taskID string) error

Renewal renewal task

func (*WorkerTaskQueue) SetLeaseExpiredS 

func (q *WorkerTaskQueue) SetLeaseExpiredS(dura time.Duration)

SetLeaseExpiredS set lease expired time

func (*WorkerTaskQueue) StatsTasks 

func (q *WorkerTaskQueue) StatsTasks() (todo int, doing int)

StatsTasks returns task stats

Source Files

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