Files
redis-go/database/aof_test.go
2023-04-29 20:49:42 +08:00

288 lines
7.4 KiB
Go

package database
import (
"io/ioutil"
"os"
"path"
"strconv"
"testing"
"time"
"github.com/hdt3213/godis/aof"
"github.com/hdt3213/godis/config"
"github.com/hdt3213/godis/interface/database"
"github.com/hdt3213/godis/interface/redis"
"github.com/hdt3213/godis/lib/utils"
"github.com/hdt3213/godis/redis/connection"
"github.com/hdt3213/godis/redis/protocol"
"github.com/hdt3213/godis/redis/protocol/asserts"
)
func makeTestData(db database.DB, dbIndex int, prefix string, size int) {
conn := connection.NewFakeConn()
conn.SelectDB(dbIndex)
db.Exec(conn, utils.ToCmdLine("FlushDB"))
cursor := 0
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
db.Exec(conn, utils.ToCmdLine("SET", key, key, "EX", "10000"))
}
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
db.Exec(conn, utils.ToCmdLine("RPUSH", key, key))
}
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
db.Exec(conn, utils.ToCmdLine("HSET", key, key, key))
}
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
db.Exec(conn, utils.ToCmdLine("SADD", key, key))
}
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
db.Exec(conn, utils.ToCmdLine("ZADD", key, "10", key))
}
}
func validateTestData(t *testing.T, db database.DB, dbIndex int, prefix string, size int) {
conn := connection.NewFakeConn()
conn.SelectDB(dbIndex)
cursor := 0
var ret redis.Reply
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
ret = db.Exec(conn, utils.ToCmdLine("GET", key))
asserts.AssertBulkReply(t, ret, key)
ret = db.Exec(conn, utils.ToCmdLine("TTL", key))
intResult, ok := ret.(*protocol.IntReply)
if !ok {
t.Errorf("expected int protocol, actually %s", ret.ToBytes())
return
}
if intResult.Code <= 0 || intResult.Code > 10000 {
t.Error("wrong ttl")
}
}
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
ret = db.Exec(conn, utils.ToCmdLine("LRANGE", key, "0", "-1"))
asserts.AssertMultiBulkReply(t, ret, []string{key})
}
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
ret = db.Exec(conn, utils.ToCmdLine("HGET", key, key))
asserts.AssertBulkReply(t, ret, key)
}
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
ret = db.Exec(conn, utils.ToCmdLine("SIsMember", key, key))
asserts.AssertIntReply(t, ret, 1)
}
for i := 0; i < size; i++ {
key := prefix + strconv.Itoa(cursor)
cursor++
ret = db.Exec(conn, utils.ToCmdLine("ZRANGE", key, "0", "-1"))
asserts.AssertMultiBulkReply(t, ret, []string{key})
}
}
func TestAof(t *testing.T) {
tmpDir, err := ioutil.TempDir("", "godis")
if err != nil {
t.Error(err)
return
}
aofFilename := path.Join(tmpDir, "a.aof")
defer func() {
_ = os.Remove(aofFilename)
}()
config.Properties = &config.ServerProperties{
AppendOnly: true,
AppendFilename: aofFilename,
AofUseRdbPreamble: false,
AppendFsync: aof.FsyncEverySec,
}
dbNum := 4
size := 10
var prefixes []string
aofWriteDB := NewStandaloneServer()
// generate test data
for i := 0; i < dbNum; i++ {
prefix := utils.RandString(8)
prefixes = append(prefixes, prefix)
makeTestData(aofWriteDB, i, prefix, size)
}
aofWriteDB.Close() // wait for aof finished
aofReadDB := NewStandaloneServer() // start new db and read aof file
for i := 0; i < dbNum; i++ {
prefix := prefixes[i]
validateTestData(t, aofReadDB, i, prefix, size)
}
aofReadDB.Close()
}
func TestRDB(t *testing.T) {
tmpDir, err := ioutil.TempDir("", "godis")
if err != nil {
t.Error(err)
return
}
aofFilename := path.Join(tmpDir, "a.aof")
rdbFilename := path.Join(tmpDir, "dump.rdb")
defer func() {
_ = os.Remove(aofFilename)
_ = os.Remove(rdbFilename)
}()
config.Properties = &config.ServerProperties{
AppendOnly: true,
AppendFilename: aofFilename,
RDBFilename: rdbFilename,
}
dbNum := 4
size := 10
var prefixes []string
conn := connection.NewFakeConn()
writeDB := NewStandaloneServer()
for i := 0; i < dbNum; i++ {
prefix := utils.RandString(8)
prefixes = append(prefixes, prefix)
makeTestData(writeDB, i, prefix, size)
}
time.Sleep(time.Second) // wait for aof finished
writeDB.Exec(conn, utils.ToCmdLine("save"))
writeDB.Close()
readDB := NewStandaloneServer() // start new db and read aof file
for i := 0; i < dbNum; i++ {
prefix := prefixes[i]
validateTestData(t, readDB, i, prefix, size)
}
readDB.Close()
}
func TestRewriteAOF(t *testing.T) {
tmpFile, err := os.CreateTemp(config.GetTmpDir(), "*.aof")
if err != nil {
t.Error(err)
return
}
aofFilename := tmpFile.Name()
defer func() {
_ = os.Remove(aofFilename)
}()
config.Properties = &config.ServerProperties{
AppendOnly: true,
AppendFilename: aofFilename,
AofUseRdbPreamble: false,
AppendFsync: aof.FsyncEverySec,
}
aofWriteDB := NewStandaloneServer()
size := 1
dbNum := 4
var prefixes []string
for i := 0; i < dbNum; i++ {
prefix := "" // utils.RandString(8)
prefixes = append(prefixes, prefix)
makeTestData(aofWriteDB, i, prefix, size)
}
//time.Sleep(2 * time.Second)
aofWriteDB.Exec(nil, utils.ToCmdLine("rewriteaof"))
time.Sleep(2 * time.Second) // wait for async goroutine finish its job
aofWriteDB.Close() // wait for aof finished
aofReadDB := NewStandaloneServer() // start new db and read aof file
for i := 0; i < dbNum; i++ {
prefix := prefixes[i]
validateTestData(t, aofReadDB, i, prefix, size)
}
aofReadDB.Close()
}
// TestRewriteAOF2 tests execute commands during rewrite procedure
func TestRewriteAOF2(t *testing.T) {
/* prepare */
tmpFile, err := os.CreateTemp(config.GetTmpDir(), "*.aof")
if err != nil {
t.Error(err)
return
}
aofFilename := tmpFile.Name()
config.Properties = &config.ServerProperties{
AppendOnly: true,
AppendFilename: aofFilename,
// set Aof-use-rdb-preamble to true to make sure rewrite procedure
AppendFsync: aof.FsyncAlways,
AofUseRdbPreamble: true,
}
keySize1 := 100
keySize2 := 250
/* write data */
aofWriteDB := NewStandaloneServer()
dbNum := 4
conn := connection.NewFakeConn()
for i := 0; i < dbNum; i++ {
conn.SelectDB(i)
for j := 0; j < keySize1; j++ {
key := strconv.Itoa(j)
aofWriteDB.Exec(conn, utils.ToCmdLine("SET", key, key))
}
}
/* rewrite */
ctx, err := aofWriteDB.persister.StartRewrite()
if err != nil {
t.Error(err, "start rewrite failed")
return
}
/* add data during rewrite */
ch := make(chan struct{})
go func() {
for i := 0; i < dbNum; i++ {
conn.SelectDB(i)
for j := 0; j < keySize2; j++ {
key := "a" + strconv.Itoa(j)
aofWriteDB.Exec(conn, utils.ToCmdLine("SET", key, key))
}
}
ch <- struct{}{}
}()
doRewriteErr := aofWriteDB.persister.DoRewrite(ctx)
if doRewriteErr != nil {
t.Error(doRewriteErr, "do rewrite failed")
return
}
aofWriteDB.persister.FinishRewrite(ctx)
<-ch
aofWriteDB.Close() // wait for aof finished
// start new db and read aof file
aofReadDB := NewStandaloneServer()
for i := 0; i < dbNum; i++ {
conn.SelectDB(i)
for j := 0; j < keySize1; j++ {
key := strconv.Itoa(j)
ret := aofReadDB.Exec(conn, utils.ToCmdLine("GET", key))
asserts.AssertBulkReply(t, ret, key)
}
for j := 0; j < keySize2; j++ {
key := "a" + strconv.Itoa(j)
ret := aofReadDB.Exec(conn, utils.ToCmdLine("GET", key))
asserts.AssertBulkReply(t, ret, key)
}
}
aofReadDB.Close()
}