mirror of
https://github.com/cubefs/cubefs.git
synced 2026-08-02 02:00:56 +00:00
587 lines
20 KiB
Go
587 lines
20 KiB
Go
// Copyright 2018 The CubeFS Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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// implied. See the License for the specific language governing
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// permissions and limitations under the License.
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package master
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import (
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"fmt"
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"sync"
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"sync/atomic"
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"time"
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"github.com/cubefs/cubefs/proto"
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"github.com/cubefs/cubefs/util"
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"github.com/cubefs/cubefs/util/atomicutil"
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"github.com/cubefs/cubefs/util/auditlog"
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"github.com/cubefs/cubefs/util/errors"
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"github.com/cubefs/cubefs/util/log"
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)
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// DataNode stores all the information about a data node
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type DataNode struct {
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Total uint64 `json:"TotalWeight"`
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Used uint64 `json:"UsedWeight"`
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AvailableSpace uint64
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ID uint64
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ZoneName string `json:"Zone"`
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Addr string
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DomainAddr string
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ReportTime time.Time
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StartTime int64
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LastUpdateTime time.Time
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isActive bool
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sync.RWMutex `graphql:"-"`
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UsageRatio float64 // used / total space
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SelectedTimes uint64 // number times that this datanode has been selected as the location for a data partition.
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TaskManager *AdminTaskManager `graphql:"-"`
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DataPartitionReports []*proto.DataPartitionReport
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DataPartitionCount uint32
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TotalPartitionSize uint64
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NodeSetID uint64
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PersistenceDataPartitions []uint64
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BadDisks []string // Keep this old field for compatibility
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BadDiskStats []proto.BadDiskStat // key: disk path
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DiskStats []proto.DiskStat // key: disk path
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DecommissionedDisks sync.Map `json:"-"` // NOTE: the disks that already be decommissioned
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AllDisks []string // TODO: remove me when merge to github master
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ToBeOffline bool
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RdOnly bool
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MigrateLock sync.RWMutex
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QosIopsRLimit uint64
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QosIopsWLimit uint64
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QosFlowRLimit uint64
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QosFlowWLimit uint64
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DecommissionStatus uint32
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DecommissionDstAddr string
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DecommissionRaftForce bool
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DecommissionLimit int
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DecommissionCompleteTime int64
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DpCntLimit LimitCounter `json:"-"` // max count of data partition in a data node
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CpuUtil atomicutil.Float64 `json:"-"`
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ioUtils atomic.Value `json:"-"`
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DecommissionDiskList []string // NOTE: the disks that running decommission
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DecommissionDpTotal int
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DecommissionSyncMutex sync.Mutex
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BackupDataPartitions []proto.BackupDataPartitionInfo
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}
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func newDataNode(addr, zoneName, clusterID string) (dataNode *DataNode) {
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dataNode = new(DataNode)
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dataNode.Total = 1
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dataNode.Addr = addr
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dataNode.ZoneName = zoneName
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dataNode.LastUpdateTime = time.Now().Add(-time.Minute)
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dataNode.TaskManager = newAdminTaskManager(dataNode.Addr, clusterID)
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dataNode.DecommissionStatus = DecommissionInitial
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dataNode.DpCntLimit = newLimitCounter(nil, defaultMaxDpCntLimit)
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dataNode.CpuUtil.Store(0)
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dataNode.SetIoUtils(make(map[string]float64))
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dataNode.AllDisks = make([]string, 0)
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return
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}
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func (dataNode *DataNode) GetIoUtils() map[string]float64 {
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return dataNode.ioUtils.Load().(map[string]float64)
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}
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func (dataNode *DataNode) SetIoUtils(used map[string]float64) {
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dataNode.ioUtils.Store(used)
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}
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func (dataNode *DataNode) checkLiveness() {
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dataNode.Lock()
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defer dataNode.Unlock()
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if time.Since(dataNode.ReportTime) > time.Second*time.Duration(defaultNodeTimeOutSec) {
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dataNode.isActive = false
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msg := fmt.Sprintf("datanode[%v] report time[%v],since report time[%v], need gap [%v]",
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dataNode.Addr, dataNode.ReportTime, time.Since(dataNode.ReportTime), time.Second*time.Duration(defaultNodeTimeOutSec))
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log.LogWarnf("action[checkLiveness] %v", msg)
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auditlog.LogMasterOp("DataNodeLive", msg, nil)
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}
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}
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func (dataNode *DataNode) badPartitions(diskPath string, c *Cluster) (partitions []*DataPartition) {
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partitions = make([]*DataPartition, 0)
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vols := c.copyVols()
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if len(vols) == 0 {
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return partitions
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}
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for _, vol := range vols {
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dps := vol.dataPartitions.checkBadDiskDataPartitions(diskPath, dataNode.Addr)
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partitions = append(partitions, dps...)
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}
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return
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}
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func (dataNode *DataNode) getDisks(c *Cluster) (diskPaths []string) {
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diskPaths = make([]string, 0)
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vols := c.copyVols()
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if len(vols) == 0 {
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return diskPaths
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}
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for _, vol := range vols {
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disks := vol.dataPartitions.getReplicaDiskPaths(dataNode.Addr)
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for _, disk := range disks {
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if inStingList(disk, diskPaths) {
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continue
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}
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diskPaths = append(diskPaths, disk)
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}
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}
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return
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}
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func (dataNode *DataNode) updateNodeMetric(resp *proto.DataNodeHeartbeatResponse) {
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dataNode.Lock()
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defer dataNode.Unlock()
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dataNode.DomainAddr = util.ParseIpAddrToDomainAddr(dataNode.Addr)
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dataNode.Total = resp.Total
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dataNode.Used = resp.Used
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if dataNode.AvailableSpace > resp.Available ||
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time.Since(dataNode.LastUpdateTime) > defaultNodeTimeOutSec*time.Second {
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dataNode.AvailableSpace = resp.Available
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dataNode.LastUpdateTime = time.Now()
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}
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dataNode.ZoneName = resp.ZoneName
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dataNode.DataPartitionCount = resp.CreatedPartitionCnt
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dataNode.DataPartitionReports = resp.PartitionReports
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dataNode.TotalPartitionSize = resp.TotalPartitionSize
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dataNode.AllDisks = resp.AllDisks
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dataNode.BadDisks = resp.BadDisks
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dataNode.BadDiskStats = resp.BadDiskStats
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dataNode.DiskStats = resp.DiskStats
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dataNode.BackupDataPartitions = resp.BackupDataPartitions
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dataNode.StartTime = resp.StartTime
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if dataNode.Total == 0 {
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dataNode.UsageRatio = 0.0
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} else {
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dataNode.UsageRatio = (float64)(dataNode.Used) / (float64)(dataNode.Total)
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}
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dataNode.ReportTime = time.Now()
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dataNode.isActive = true
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log.LogDebugf("updateNodeMetric. datanode id %v addr %v total %v used %v avaliable %v", dataNode.ID, dataNode.Addr,
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dataNode.Total, dataNode.Used, dataNode.AvailableSpace)
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}
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func (dataNode *DataNode) canAlloc() bool {
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dataNode.RLock()
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defer dataNode.RUnlock()
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if !overSoldLimit() {
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return true
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}
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return overSoldCap(dataNode.Total) >= dataNode.TotalPartitionSize
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}
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func (dataNode *DataNode) isWriteAble() (ok bool) {
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dataNode.RLock()
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defer dataNode.RUnlock()
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return dataNode.isWriteAbleWithSizeNoLock(10 * util.GB)
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}
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func (dataNode *DataNode) availableDiskCount() (cnt int) {
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for _, disk := range dataNode.AllDisks {
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if ok := dataNode.checkDecommissionedDisks(disk); !ok {
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cnt++
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}
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}
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return
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}
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func (dataNode *DataNode) canAllocDp() bool {
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if !dataNode.isWriteAble() {
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return false
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}
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if dataNode.ToBeOffline {
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log.LogWarnf("action[canAllocDp] dataNode [%v] is offline ", dataNode.Addr)
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return false
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}
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if cnt := dataNode.availableDiskCount(); cnt == 0 {
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log.LogWarnf("action[canAllocDp] dataNode [%v] availableDiskCount is 0 ", dataNode.Addr)
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return false
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}
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if !dataNode.dpCntInLimit() {
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return false
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}
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return true
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}
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func (dataNode *DataNode) GetDpCntLimit() uint32 {
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return uint32(dataNode.DpCntLimit.GetCntLimit())
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}
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func (dataNode *DataNode) dpCntInLimit() bool {
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inLimit := dataNode.DataPartitionCount <= dataNode.GetDpCntLimit()
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if !inLimit {
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log.LogInfof("dpCntInLimit: dp count is already over limit for node %s, cnt %d, limit %d",
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dataNode.Addr, dataNode.DataPartitionCount, dataNode.GetDpCntLimit())
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}
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return inLimit
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}
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func (dataNode *DataNode) isWriteAbleWithSizeNoLock(size uint64) (ok bool) {
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if dataNode.isActive && dataNode.AvailableSpace > size && !dataNode.RdOnly &&
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dataNode.Total > dataNode.Used && (dataNode.Total-dataNode.Used) > size {
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ok = true
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}
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return
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}
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func (dataNode *DataNode) isWriteAbleWithSize(size uint64) (ok bool) {
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dataNode.RLock()
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defer dataNode.RUnlock()
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return dataNode.isWriteAbleWithSizeNoLock(size)
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}
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func (dataNode *DataNode) GetID() uint64 {
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dataNode.RLock()
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defer dataNode.RUnlock()
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return dataNode.ID
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}
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func (dataNode *DataNode) GetAddr() string {
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dataNode.RLock()
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defer dataNode.RUnlock()
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return dataNode.Addr
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}
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// SelectNodeForWrite implements "SelectNodeForWrite" in the Node interface
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func (dataNode *DataNode) SelectNodeForWrite() {
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dataNode.Lock()
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defer dataNode.Unlock()
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dataNode.UsageRatio = float64(dataNode.Used) / float64(dataNode.Total)
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dataNode.SelectedTimes++
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}
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func (dataNode *DataNode) clean() {
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dataNode.TaskManager.exitCh <- struct{}{}
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}
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func (dataNode *DataNode) createHeartbeatTask(masterAddr string, enableDiskQos bool) (task *proto.AdminTask) {
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request := &proto.HeartBeatRequest{
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CurrTime: time.Now().Unix(),
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MasterAddr: masterAddr,
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VolDpRepairBlockSize: make(map[string]uint64),
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}
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request.EnableDiskQos = enableDiskQos
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request.QosIopsReadLimit = dataNode.QosIopsRLimit
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request.QosIopsWriteLimit = dataNode.QosIopsWLimit
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request.QosFlowReadLimit = dataNode.QosFlowRLimit
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request.QosFlowWriteLimit = dataNode.QosFlowWLimit
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request.DecommissionDisks = dataNode.getDecommissionedDisks()
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task = proto.NewAdminTask(proto.OpDataNodeHeartbeat, dataNode.Addr, request)
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return
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}
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func (dataNode *DataNode) addDecommissionedDisk(diskPath string) (exist bool) {
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_, exist = dataNode.DecommissionedDisks.LoadOrStore(diskPath, struct{}{})
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log.LogInfof("action[addDecommissionedDisk] finish, exist[%v], decommissioned disk[%v], dataNode[%v]", exist, diskPath, dataNode.Addr)
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return
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}
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func (dataNode *DataNode) deleteDecommissionedDisk(diskPath string) (exist bool) {
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_, exist = dataNode.DecommissionedDisks.LoadAndDelete(diskPath)
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log.LogInfof("action[deleteDecommissionedDisk] finish, exist[%v], decommissioned disk[%v], dataNode[%v]", exist, diskPath, dataNode.Addr)
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return
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}
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func (dataNode *DataNode) getDecommissionedDisks() (decommissionedDisks []string) {
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dataNode.DecommissionedDisks.Range(func(key, value interface{}) bool {
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if diskPath, ok := key.(string); ok {
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decommissionedDisks = append(decommissionedDisks, diskPath)
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}
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return true
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})
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return
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}
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func (dataNode *DataNode) checkDecommissionedDisks(d string) (ok bool) {
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_, ok = dataNode.DecommissionedDisks.Load(d)
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return
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}
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func (dataNode *DataNode) updateDecommissionStatus(c *Cluster, debug bool) (uint32, float64) {
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var (
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partitionIds []uint64
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failedPartitionIds []uint64
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runningPartitionIds []uint64
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preparePartitionIds []uint64
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stopPartitionIds []uint64
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totalDisk = len(dataNode.DecommissionDiskList)
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markDiskNum = 0
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successDiskNum = 0
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progress float64
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)
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if dataNode.GetDecommissionStatus() == DecommissionInitial {
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return DecommissionInitial, float64(0)
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}
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if dataNode.GetDecommissionStatus() == markDecommission {
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return markDecommission, float64(0)
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}
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if dataNode.GetDecommissionStatus() == DecommissionSuccess {
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return DecommissionSuccess, float64(1)
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}
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if dataNode.GetDecommissionStatus() == DecommissionPause {
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return DecommissionPause, float64(0)
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}
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// trigger error when try to decommission dataNode
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if dataNode.GetDecommissionStatus() == DecommissionFail && dataNode.DecommissionDpTotal == 0 {
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return DecommissionFail, float64(0)
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}
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dataNode.DecommissionSyncMutex.Lock()
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defer dataNode.DecommissionSyncMutex.Unlock()
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defer func() {
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c.syncUpdateDataNode(dataNode)
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}()
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log.LogDebugf("action[GetLatestDecommissionDataPartition]dataNode %v diskList %v",
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dataNode.Addr, dataNode.DecommissionDiskList)
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if totalDisk == 0 {
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dataNode.SetDecommissionStatus(DecommissionInitial)
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return DecommissionInitial, float64(0)
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}
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for _, disk := range dataNode.DecommissionDiskList {
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key := fmt.Sprintf("%s_%s", dataNode.Addr, disk)
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// if not found, may already success, so only care running disk
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if value, ok := c.DecommissionDisks.Load(key); ok {
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dd := value.(*DecommissionDisk)
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status := dd.GetDecommissionStatus()
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if status == DecommissionSuccess {
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successDiskNum++
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} else if status == markDecommission {
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markDiskNum++
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}
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_, diskProgress := dd.updateDecommissionStatus(c, debug)
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progress += diskProgress
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} else {
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successDiskNum++ // disk with DecommissionSuccess will be removed from cache
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progress += float64(1)
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}
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}
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// only care data node running/prepare/success
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// no disk get token
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if markDiskNum == totalDisk {
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dataNode.SetDecommissionStatus(DecommissionPrepare)
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return DecommissionPrepare, float64(0)
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} else {
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if successDiskNum == totalDisk {
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dataNode.SetDecommissionStatus(DecommissionSuccess)
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return DecommissionSuccess, float64(1)
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}
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}
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// update datanode or running status
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partitions := dataNode.GetLatestDecommissionDataPartition(c)
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// Get all dp on this dataNode
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failedNum := 0
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runningNum := 0
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prepareNum := 0
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stopNum := 0
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for _, dp := range partitions {
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if dp.IsDecommissionFailed() {
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failedNum++
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failedPartitionIds = append(failedPartitionIds, dp.PartitionID)
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}
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if dp.GetDecommissionStatus() == DecommissionRunning {
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runningNum++
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runningPartitionIds = append(runningPartitionIds, dp.PartitionID)
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}
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if dp.GetDecommissionStatus() == DecommissionPrepare {
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prepareNum++
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preparePartitionIds = append(preparePartitionIds, dp.PartitionID)
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}
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// datanode may stop before and will be counted into partitions
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if dp.GetDecommissionStatus() == DecommissionPause {
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stopNum++
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stopPartitionIds = append(stopPartitionIds, dp.PartitionID)
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}
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partitionIds = append(partitionIds, dp.PartitionID)
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}
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progress = progress / float64(totalDisk)
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if failedNum >= (len(partitions)-stopNum) && failedNum != 0 {
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dataNode.markDecommissionFail()
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return DecommissionFail, progress
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}
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dataNode.SetDecommissionStatus(DecommissionRunning)
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if debug {
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log.LogInfof("action[updateDecommissionStatus] dataNode[%v] progress[%v] totalNum[%v] "+
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"partitionIds %v FailedNum[%v] failedPartitionIds %v, runningNum[%v] runningDp %v, prepareNum[%v] prepareDp %v "+
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"stopNum[%v] stopPartitionIds %v",
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dataNode.Addr, progress, len(partitions), partitionIds, failedNum, failedPartitionIds, runningNum, runningPartitionIds,
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prepareNum, preparePartitionIds, stopNum, stopPartitionIds)
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}
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return DecommissionRunning, progress
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}
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func (dataNode *DataNode) GetLatestDecommissionDataPartition(c *Cluster) (partitions []*DataPartition) {
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log.LogDebugf("action[GetLatestDecommissionDataPartition]dataNode %v diskList %v", dataNode.Addr, dataNode.DecommissionDiskList)
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for _, disk := range dataNode.DecommissionDiskList {
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key := fmt.Sprintf("%s_%s", dataNode.Addr, disk)
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// if not found, may already success, so only care running disk
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if value, ok := c.DecommissionDisks.Load(key); ok {
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dd := value.(*DecommissionDisk)
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dps := c.getAllDecommissionDataPartitionByDiskAndTerm(dd.SrcAddr, dd.DiskPath, dd.DecommissionTerm)
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partitions = append(partitions, dps...)
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dpIds := make([]uint64, 0)
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for _, dp := range dps {
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dpIds = append(dpIds, dp.PartitionID)
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}
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log.LogDebugf("action[GetLatestDecommissionDataPartition]dataNode %v disk %v dps[%v]",
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dataNode.Addr, dd.DiskPath, dpIds)
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}
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}
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return
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}
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func (dataNode *DataNode) GetDecommissionStatus() uint32 {
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return atomic.LoadUint32(&dataNode.DecommissionStatus)
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}
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func (dataNode *DataNode) SetDecommissionStatus(status uint32) {
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atomic.StoreUint32(&dataNode.DecommissionStatus, status)
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}
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func (dataNode *DataNode) GetDecommissionFailedDPByTerm(c *Cluster) []proto.FailedDpInfo {
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var failedDps []proto.FailedDpInfo
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partitions := dataNode.GetLatestDecommissionDataPartition(c)
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log.LogDebugf("action[GetDecommissionDataNodeFailedDP] partitions len %v", len(partitions))
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for _, dp := range partitions {
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if dp.IsRollbackFailed() {
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failedDps = append(failedDps, proto.FailedDpInfo{PartitionID: dp.PartitionID, ErrMsg: dp.DecommissionErrorMessage})
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log.LogWarnf("action[GetDecommissionDataNodeFailedDP] dp[%v] failed", dp.PartitionID)
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}
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}
|
|
log.LogWarnf("action[GetDecommissionDataNodeFailedDP] failed dp list [%v]", failedDps)
|
|
return failedDps
|
|
}
|
|
|
|
func (dataNode *DataNode) GetDecommissionFailedDP(c *Cluster) (error, []uint64) {
|
|
var failedDps []uint64
|
|
|
|
partitions := c.getAllDecommissionDataPartitionByDataNode(dataNode.Addr)
|
|
log.LogDebugf("action[GetDecommissionDataNodeFailedDP] partitions len %v", len(partitions))
|
|
for _, dp := range partitions {
|
|
if dp.IsDecommissionFailed() {
|
|
failedDps = append(failedDps, dp.PartitionID)
|
|
}
|
|
}
|
|
log.LogInfof("action[GetDecommissionDataNodeFailedDP] failed dp list [%v]", failedDps)
|
|
return nil, failedDps
|
|
}
|
|
|
|
func (dataNode *DataNode) markDecommission(targetAddr string, raftForce bool, limit int) {
|
|
dataNode.SetDecommissionStatus(markDecommission)
|
|
dataNode.DecommissionRaftForce = raftForce
|
|
dataNode.DecommissionDstAddr = targetAddr
|
|
dataNode.DecommissionLimit = limit
|
|
dataNode.DecommissionDiskList = make([]string, 0)
|
|
}
|
|
|
|
func (dataNode *DataNode) canMarkDecommission() bool {
|
|
status := dataNode.GetDecommissionStatus()
|
|
// After partial decommissioning, it is still possible to decommission further
|
|
return status == DecommissionInitial || status == DecommissionPause || status == DecommissionFail ||
|
|
status == DecommissionSuccess
|
|
}
|
|
|
|
func (dataNode *DataNode) markDecommissionSuccess(c *Cluster) {
|
|
dataNode.SetDecommissionStatus(DecommissionSuccess)
|
|
partitions := c.getAllDataPartitionByDataNode(dataNode.Addr)
|
|
// if only decommission part of data partitions, can alloc dp in future
|
|
if len(partitions) != 0 {
|
|
dataNode.ToBeOffline = false
|
|
}
|
|
dataNode.DecommissionCompleteTime = time.Now().Unix()
|
|
}
|
|
|
|
func (dataNode *DataNode) markDecommissionFail() {
|
|
dataNode.SetDecommissionStatus(DecommissionFail)
|
|
// dataNode.ToBeOffline = false
|
|
// dataNode.DecommissionCompleteTime = time.Now().Unix()
|
|
}
|
|
|
|
func (dataNode *DataNode) resetDecommissionStatus() {
|
|
dataNode.SetDecommissionStatus(DecommissionInitial)
|
|
dataNode.DecommissionRaftForce = false
|
|
dataNode.DecommissionDstAddr = ""
|
|
dataNode.DecommissionLimit = 0
|
|
dataNode.DecommissionCompleteTime = 0
|
|
dataNode.DecommissionDiskList = make([]string, 0)
|
|
dataNode.ToBeOffline = false
|
|
}
|
|
|
|
func (dataNode *DataNode) createVersionTask(volume string, version uint64, op uint8, addr string, verList []*proto.VolVersionInfo) (task *proto.AdminTask) {
|
|
request := &proto.MultiVersionOpRequest{
|
|
VolumeID: volume,
|
|
VerSeq: version,
|
|
Op: uint8(op),
|
|
Addr: addr,
|
|
VolVerList: verList,
|
|
}
|
|
log.LogInfof("action[createVersionTask] op %v datanode addr %v addr %v volume %v seq %v", op, dataNode.Addr, addr, volume, version)
|
|
task = proto.NewAdminTask(proto.OpVersionOperation, dataNode.Addr, request)
|
|
return
|
|
}
|
|
|
|
func (dataNode *DataNode) CanBePaused() bool {
|
|
status := dataNode.GetDecommissionStatus()
|
|
if status == DecommissionRunning || status == markDecommission || status == DecommissionPause {
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
|
|
func (dataNode *DataNode) delDecommissionDiskFromCache(c *Cluster) {
|
|
for _, diskPath := range dataNode.DecommissionDiskList {
|
|
key := fmt.Sprintf("%s_%s", dataNode.Addr, diskPath)
|
|
c.DecommissionDisks.Delete(key)
|
|
log.LogDebugf("action[delDecommissionDiskFromCache] remove %v", key)
|
|
}
|
|
}
|
|
|
|
func (dataNode *DataNode) getBackupDataPartitionIDs() (ids []uint64) {
|
|
dataNode.RLock()
|
|
dataNode.RUnlock()
|
|
ids = make([]uint64, 0)
|
|
for _, info := range dataNode.BackupDataPartitions {
|
|
ids = append(ids, info.PartitionID)
|
|
}
|
|
return ids
|
|
}
|
|
|
|
func (dataNode *DataNode) getBackupDataPartitionInfo(id uint64) (proto.BackupDataPartitionInfo, error) {
|
|
dataNode.RLock()
|
|
dataNode.RUnlock()
|
|
for _, info := range dataNode.BackupDataPartitions {
|
|
if info.PartitionID == id {
|
|
return info, nil
|
|
}
|
|
}
|
|
return proto.BackupDataPartitionInfo{}, errors.NewErrorf("cannot find backup info "+
|
|
"for dp (%v) on datanode (%v)", id, dataNode.Addr)
|
|
}
|
