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txutil.go
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txutil.go
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// Copyright (c) 2023, donnie <donnie4w@gmail.com>
// All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//
// github.com/donnie4w/tldb
//
package level1
import (
"runtime/debug"
"sync/atomic"
. "github.com/donnie4w/gofer/buffer"
. "github.com/donnie4w/tldb/container"
. "github.com/donnie4w/tldb/lock"
. "github.com/donnie4w/tldb/log"
. "github.com/donnie4w/tldb/stub"
. "github.com/donnie4w/tldb/util"
)
var reTxId = NewBloomFilter(1 << 17)
var clientLinkCache = NewMapL[string, int8]()
var trashTx = NewLimitMap[int64, int8](1 << 20)
var rePon = NewLimitMap[int64, int8](1 << 20)
var reMq = NewLimitMap[int64, int8](1 << 20)
var await = NewAwait[int8](1 << 8)
var awaitToken = NewAwait[*TokenTrans](1 << 7)
var awaitPB = NewAwait[*PonBean](1 << 7)
var awaitLog = NewAwait[*LogDataBean](1 << 7)
var awaitProxy = NewAwait[*TableParam](1 << 7)
var commitWare = NewLinkedMap[int64, *PonBean]()
// ////////////////////////////////
var logger = Logger
var logError = LoggerError
// ///////////////////////////////
func errRecover() {
if err := recover(); err != nil {
logger.Error(string(debug.Stack()))
}
}
// ///////////////////////////////////////////
func newTxId() (txid int64) {
return _newTxId(100)
}
func _newTxId(num int) (txid int64) {
txid = NewTxId()
bs := Int64ToBytes(txid)
if !reTxId.Contains(bs) {
reTxId.Add(bs)
} else {
if num == 0 {
return _newTxId(100)
}
return _newTxId(num - 1)
}
return
}
func EncodeBatchPacket(bc *BatchPacket) *Buffer {
encode := NewEncodeStub()
encode.MapFieldToBytes(bc.Kvmap)
encode.StringArrayToBytes(bc.Dels)
return encode.Buf
}
func DecodeBatchPacket(bs []byte) (bc *BatchPacket) {
bc = &BatchPacket{}
decode := &DecodeStub{Bytes: bs}
bc.Kvmap = decode.ToMapField()
bc.Dels = decode.ToStrArray()
return
}
func EncodePonBean(pb *PonBean) (buf *Buffer) {
ptype := Int16ToBytes(pb.Ptype) //2
opType := Int16ToBytes(pb.OpType) //2
txid := Int64ToBytes(pb.Txid) //8
fromuuid := Int64ToBytes(pb.Fromuuid) //8
isPass := boolToByte(pb.IsPass) //1
isFirst := boolToByte(pb.IsFirst) //1
isExcu := boolToByte(pb.IsExcu) //1
isVerify := boolToByte(pb.IsVerify) //1
doCommit := boolToByte(pb.DoCommit) //1
mode := byte(pb.Mode) //1
//////
buf = BufPool.Get()
buf.Write(ptype)
buf.Write(opType)
buf.Write(txid)
buf.Write(fromuuid)
buf.WriteByte(isPass)
buf.WriteByte(isFirst)
buf.WriteByte(isExcu)
buf.WriteByte(isVerify)
buf.WriteByte(doCommit)
buf.WriteByte(mode)
if pb.ExecNode != nil {
execNode := IntArrayToBytes(pb.ExecNode)
buf.WriteInt32(len(execNode))
buf.Write(execNode)
} else {
buf.WriteInt32(0)
}
if pb.ClusterNode != nil {
clusterNode := IntArrayToBytes(pb.ClusterNode)
buf.WriteInt32(len(clusterNode))
buf.Write(clusterNode)
} else {
buf.WriteInt32(0)
}
if pb.Batch != nil {
batch := EncodeBatchPacket(pb.Batch)
defer batch.Free()
buf.WriteInt32(len(batch.Bytes()))
buf.Write(batch.Bytes())
} else {
buf.WriteInt32(0)
}
if pb.SyncId != nil {
syncId := Int64ToBytes(*pb.SyncId)
buf.Write(syncId)
} else {
buf.Write(Int64ToBytes(0))
}
if pb.Key != nil {
buf.WriteInt32(len(pb.Key))
buf.Write(pb.Key)
} else {
buf.WriteInt32(0)
}
if pb.Value != nil {
buf.WriteInt32(len(pb.Value))
buf.Write(pb.Value)
} else {
buf.WriteInt32(0)
}
if pb.Pbtime != nil {
buf.Write(pb.Pbtime)
}
return
}
func DecodePonBean(bs []byte) (pb *PonBean) {
var c *int32 = new(int32)
pb = &PonBean{}
pb.Ptype = BytesToInt16(bs[*c:add(c, 2)]) //2
pb.OpType = BytesToInt16(bs[*c:add(c, 2)]) //2
pb.Txid = BytesToInt64(bs[*c:add(c, 8)]) //8
pb.Fromuuid = BytesToInt64(bs[*c:add(c, 8)]) //8
pb.IsPass = byteToBool(bs[*c:add(c, 1)][0]) //1
pb.IsFirst = byteToBool(bs[*c:add(c, 1)][0]) //1
pb.IsExcu = byteToBool(bs[*c:add(c, 1)][0]) //1
pb.IsVerify = byteToBool(bs[*c:add(c, 1)][0]) //1
pb.DoCommit = byteToBool(bs[*c:add(c, 1)][0]) //1
pb.Mode = int8(bs[*c:add(c, 1)][0]) //1
if ln := BytesToInt32(bs[*c:add(c, 4)]); ln > 0 {
pb.ExecNode = BytesToIntArray(bs[*c:add(c, ln)])
}
if ln := BytesToInt32(bs[*c:add(c, 4)]); ln > 0 {
pb.ClusterNode = BytesToIntArray(bs[*c:add(c, ln)])
}
if ln := BytesToInt32(bs[*c:add(c, 4)]); ln > 0 {
pb.Batch = DecodeBatchPacket(bs[*c:add(c, ln)])
}
if i := BytesToInt64(bs[*c:add(c, 8)]); i > 0 {
pb.SyncId = &i
}
if ln := BytesToInt32(bs[*c:add(c, 4)]); ln > 0 {
pb.Key = bs[*c:add(c, ln)]
}
if ln := BytesToInt32(bs[*c:add(c, 4)]); ln > 0 {
pb.Value = bs[*c:add(c, ln)]
}
pb.Pbtime = bs[*c:]
return
}
func add(c *int32, v int32) int32 {
return atomic.AddInt32(c, v)
}
func boolToByte(b bool) (_r byte) {
if b {
_r = 1
}
return
}
func byteToBool(b byte) (_r bool) {
if b == 1 {
_r = true
}
return
}
func EncodeDataBean(db *DataBeen) (buf *Buffer) {
buf = NewBufferByPool()
isLocal := boolToByte(db.IsLocal)
buf.WriteByte(isLocal)
if db.Uuids != nil {
uuids := IntArrayToBytes(db.Uuids)
buf.WriteInt32(len(uuids))
buf.Write(uuids)
} else {
buf.WriteInt32(0)
}
if db.Value != nil {
buf.Write(db.Value)
}
return
}
func DecodeDataBeen(bs []byte) (_r *DataBeen) {
var c *int32 = new(int32)
_r = &DataBeen{}
_r.IsLocal = byteToBool(bs[*c:add(c, 1)][0])
if ln := BytesToInt32(bs[*c:add(c, 4)]); ln > 0 {
_r.Uuids = BytesToIntArray(bs[*c:add(c, ln)])
}
_r.Value = bs[*c:]
return
}