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manager_op.go
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manager_op.go
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// Copyright 2018 The The CubeFS Authors.
//
// 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 metanode
import (
"bytes"
"encoding/json"
"fmt"
"net"
"os"
"runtime"
"time"
raftProto "github.com/cubefs/cubefs/depends/tiglabs/raft/proto"
"github.com/cubefs/cubefs/proto"
"github.com/cubefs/cubefs/util"
"github.com/cubefs/cubefs/util/errors"
"github.com/cubefs/cubefs/util/log"
)
const (
MaxUsedMemFactor = 1.1
)
func (m *metadataManager) checkFollowerRead(volNames []string, partition MetaPartition) {
volName := partition.GetBaseConfig().VolName
for _, name := range volNames {
if name == volName {
partition.SetFollowerRead(true)
return
}
}
partition.SetFollowerRead(false)
return
}
func (m *metadataManager) opMasterHeartbeat(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
// For ack to master
data := p.Data
m.responseAckOKToMaster(conn, p)
var (
req = &proto.HeartBeatRequest{}
resp = &proto.MetaNodeHeartbeatResponse{}
adminTask = &proto.AdminTask{
Request: req,
}
)
go func() {
start := time.Now()
decode := json.NewDecoder(bytes.NewBuffer(data))
decode.UseNumber()
if err = decode.Decode(adminTask); err != nil {
resp.Status = proto.TaskFailed
resp.Result = err.Error()
goto end
}
m.fileStatsEnable = req.FileStatsEnable
// collect memory info
resp.Total = configTotalMem
resp.Used, err = util.GetProcessMemory(os.Getpid())
if err != nil {
adminTask.Status = proto.TaskFailed
goto end
}
m.Range(func(id uint64, partition MetaPartition) bool {
m.checkFollowerRead(req.FLReadVols, partition)
partition.SetUidLimit(req.UidLimitInfo)
partition.setQuotaHbInfo(req.QuotaHbInfos)
mConf := partition.GetBaseConfig()
mpr := &proto.MetaPartitionReport{
PartitionID: mConf.PartitionId,
Start: mConf.Start,
End: mConf.End,
Status: proto.ReadWrite,
MaxInodeID: mConf.Cursor,
VolName: mConf.VolName,
Size: partition.DataSize(),
InodeCnt: uint64(partition.GetInodeTreeLen()),
DentryCnt: uint64(partition.GetDentryTreeLen()),
FreeListLen: uint64(partition.GetFreeListLen()),
UidInfo: partition.GetUidInfo(),
QuotaReportInfos: partition.getQuotaReportInfos(),
}
addr, isLeader := partition.IsLeader()
if addr == "" {
mpr.Status = proto.Unavailable
}
mpr.IsLeader = isLeader
if mConf.Cursor >= mConf.End {
mpr.Status = proto.ReadOnly
}
if resp.Used > uint64(float64(resp.Total)*MaxUsedMemFactor) {
mpr.Status = proto.ReadOnly
}
resp.MetaPartitionReports = append(resp.MetaPartitionReports, mpr)
return true
})
resp.ZoneName = m.zoneName
resp.Status = proto.TaskSucceeds
end:
adminTask.Request = nil
adminTask.Response = resp
m.respondToMaster(adminTask)
data, _ := json.Marshal(resp)
log.LogInfof("%s pkt %s, resp success req:%v; respAdminTask: %v, resp: %v, cost %s",
remoteAddr, p.String(), req, adminTask, string(data), time.Since(start).String())
}()
return
}
func (m *metadataManager) opCreateMetaPartition(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
defer func() {
var buf []byte
status := proto.OpOk
if err != nil {
status = proto.OpErr
buf = []byte(err.Error())
}
p.PacketErrorWithBody(status, buf)
m.respondToClient(conn, p)
}()
req := &proto.CreateMetaPartitionRequest{}
adminTask := &proto.AdminTask{
Request: req,
}
decode := json.NewDecoder(bytes.NewBuffer(p.Data))
decode.UseNumber()
if err = decode.Decode(adminTask); err != nil {
err = errors.NewErrorf("[opCreateMetaPartition]: Unmarshal AdminTask"+
" struct: %s", err.Error())
return
}
log.LogInfof("[%s] [remoteAddr=%s]accept a from"+
" master message: %v", p.String(), remoteAddr, adminTask)
// create a new meta partition.
if err = m.createPartition(req); err != nil {
err = errors.NewErrorf("[opCreateMetaPartition]->%s; request message: %v",
err.Error(), adminTask.Request)
return
}
log.LogInfof("%s [%s] create success req:%v; resp: %v", remoteAddr, p.String(),
req, adminTask)
return
}
// Handle OpCreate inode.
func (m *metadataManager) opCreateInode(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &CreateInoReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.CreateInode(req, p)
// reply the operation result to the client through TCP
m.respondToClient(conn, p)
log.LogDebugf("%s [opCreateInode] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opTxMetaLinkInode(conn net.Conn, p *Packet, remoteAddr string) (err error) {
req := &proto.TxLinkInodeRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxCreateInodeLink(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxMetaLinkInode] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opMetaLinkInode(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &LinkInodeReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.CreateInodeLink(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opMetaLinkInode] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Handle OpCreate
func (m *metadataManager) opFreeInodeOnRaftFollower(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
mp, err := m.getPartition(p.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],err[%v]", p.GetOpMsgWithReqAndResult(), string(p.Data))
return
}
mp.(*metaPartition).internalDelete(p.Data[:p.Size])
p.PacketOkReply()
m.respondToClient(conn, p)
return
}
// Handle OpCreate
func (m *metadataManager) opTxCreateDentry(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.TxCreateDentryRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxCreateDentry(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxCreateDentry] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opTxCommit(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.TxApplyRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.TmID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxCommit(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxCommit] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opTxRollback(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.TxApplyRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.TmID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxRollback(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxRollback] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opTxInodeCommit(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.TxInodeApplyRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(p.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxInodeCommit(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxInodeCommit] req: %d - %v, resp: %v",
remoteAddr, p.GetReqID(), req, p.GetResultMsg())
return
}
func (m *metadataManager) opTxInodeRollback(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.TxInodeApplyRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(p.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxInodeRollback(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxInodeRollback] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opTxDentryCommit(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.TxDentryApplyRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(p.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxDentryCommit(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxDentryCommit] req: %d - %v, resp: %v",
remoteAddr, p.GetReqID(), req, p.GetResultMsg())
return
}
func (m *metadataManager) opTxDentryRollback(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.TxDentryApplyRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(p.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxDentryRollback(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxDentryRollback] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Handle OpCreate
func (m *metadataManager) opCreateDentry(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &CreateDentryReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.CreateDentry(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opCreateDentry] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Handle OpDelete Dentry
func (m *metadataManager) opTxDeleteDentry(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.TxDeleteDentryRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxDeleteDentry(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxDeleteDentry] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Handle OpDelete Dentry
func (m *metadataManager) opDeleteDentry(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &DeleteDentryReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.DeleteDentry(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opDeleteDentry] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Handle Op batch Delete Dentry
func (m *metadataManager) opBatchDeleteDentry(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &BatchDeleteDentryReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.DeleteDentryBatch(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opDeleteDentry] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opTxUpdateDentry(conn net.Conn, p *Packet, remoteAddr string) (err error) {
req := &proto.TxUpdateDentryRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxUpdateDentry(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opTxUpdateDentry] req: %d - %v; resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opUpdateDentry(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &UpdateDentryReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.UpdateDentry(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opUpdateDentry] req: %d - %v; resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opTxMetaUnlinkInode(conn net.Conn, p *Packet, remoteAddr string) (err error) {
req := &proto.TxUnlinkInodeRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.TxUnlinkInode(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opDeleteInode] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opMetaUnlinkInode(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &UnlinkInoReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.UnlinkInode(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opDeleteInode] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opMetaBatchUnlinkInode(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &BatchUnlinkInoReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.UnlinkInodeBatch(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opDeleteInode] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opReadDirOnly(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.ReadDirOnlyRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !mp.IsFollowerRead() && !m.serveProxy(conn, mp, p) {
return
}
err = mp.ReadDirOnly(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [%v]req: %v , resp: %v, body: %s", remoteAddr,
p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Handle OpReadDir
func (m *metadataManager) opReadDir(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.ReadDirRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !mp.IsFollowerRead() && !m.serveProxy(conn, mp, p) {
return
}
err = mp.ReadDir(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [%v]req: %v , resp: %v, body: %s", remoteAddr,
p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Handle OpReadDirLimit
func (m *metadataManager) opReadDirLimit(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.ReadDirLimitRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !mp.IsFollowerRead() && !m.serveProxy(conn, mp, p) {
return
}
err = mp.ReadDirLimit(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [%v]req: %v , resp: %v, body: %s", remoteAddr,
p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opMetaInodeGet(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &InodeGetReq{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
return
}
if !mp.IsFollowerRead() && !m.serveProxy(conn, mp, p) {
return
}
if err = mp.InodeGet(req, p); err != nil {
err = errors.NewErrorf("[%v],req[%v],err[%v]", p.GetOpMsgWithReqAndResult(), req, string(p.Data))
}
m.respondToClient(conn, p)
log.LogDebugf("%s [opMetaInodeGet] req: %d - %v; resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opBatchMetaEvictInode(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.BatchEvictInodeRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, []byte(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] request unmarshal: %v", p.GetOpMsgWithReqAndResult(), err.Error())
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
if !m.serveProxy(conn, mp, p) {
return
}
if err = mp.EvictInodeBatch(req, p); err != nil {
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
}
m.respondToClient(conn, p)
log.LogDebugf("%s [opBatchMetaEvictInode] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opMetaEvictInode(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.EvictInodeRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
if !m.serveProxy(conn, mp, p) {
return
}
if err = mp.EvictInode(req, p); err != nil {
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
}
m.respondToClient(conn, p)
log.LogDebugf("%s [opMetaEvictInode] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opSetAttr(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &SetattrRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
if !m.serveProxy(conn, mp, p) {
return
}
if err = mp.SetAttr(p.Data, p); err != nil {
err = errors.NewErrorf("[opSetAttr] req: %v, error: %s", req, err.Error())
}
m.respondToClient(conn, p)
log.LogDebugf("%s [opSetAttr] req: %d - %v, resp: %v, body: %s", remoteAddr,
p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Lookup request
func (m *metadataManager) opMetaLookup(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.LookupRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
if !mp.IsFollowerRead() && !m.serveProxy(conn, mp, p) {
return
}
err = mp.Lookup(req, p)
m.respondToClient(conn, p)
log.LogDebugf("%s [opMetaLookup] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opMetaExtentsAdd(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.AppendExtentKeyRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.ExtentAppend(req, p)
m.respondToClient(conn, p)
if err != nil {
log.LogErrorf("%s [opMetaExtentsAdd] ExtentAppend: %s, "+
"response to client: %s", remoteAddr, err.Error(), p.GetResultMsg())
}
log.LogDebugf("%s [opMetaExtentsAdd] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
// Append one extent with discard check
func (m *metadataManager) opMetaExtentAddWithCheck(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.AppendExtentKeyWithCheckRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
if !m.serveProxy(conn, mp, p) {
return
}
err = mp.ExtentAppendWithCheck(req, p)
m.respondToClient(conn, p)
if err != nil {
log.LogErrorf("%s [opMetaExtentAddWithCheck] ExtentAppendWithCheck: %s, "+
"response to client: %s", remoteAddr, err.Error(), p.GetResultMsg())
}
log.LogDebugf("%s [opMetaExtentAddWithCheck] req: %d - %v, resp: %v, body: %s",
remoteAddr, p.GetReqID(), req, p.GetResultMsg(), p.Data)
return
}
func (m *metadataManager) opMetaExtentsList(conn net.Conn, p *Packet,
remoteAddr string) (err error) {
req := &proto.GetExtentsRequest{}
if err = json.Unmarshal(p.Data, req); err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
mp, err := m.getPartition(req.PartitionID)
if err != nil {
p.PacketErrorWithBody(proto.OpErr, ([]byte)(err.Error()))
m.respondToClient(conn, p)
err = errors.NewErrorf("[%v] req: %v, resp: %v", p.GetOpMsgWithReqAndResult(), req, err.Error())
return
}
if !mp.IsFollowerRead() && !m.serveProxy(conn, mp, p) {
return
}