안쓰는 코드 정리 및 bson을 json으로 통일. 추후 gob으로 변경 예정

This commit is contained in:
2023-09-08 15:26:30 +09:00
parent 3603c0386b
commit 46ce5f0989
5 changed files with 12 additions and 289 deletions

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@ -18,8 +18,6 @@ import (
"repositories.action2quare.com/ayo/gocommon/flagx"
"repositories.action2quare.com/ayo/gocommon/logger"
"go.mongodb.org/mongo-driver/bson"
)
var linkupdate = flagx.String("updatelink", "", "")
@ -239,17 +237,3 @@ func ReplyUpdateComplete() {
// return (uint32(b[0]) << 0) | (uint32(b[1]) << 8) | (uint32(b[2]) << 16) | (uint32(b[3]) << 24)
// }
type BsonMarshaler[T any] struct {
val T
}
func NewBsonMarshaler[T any](val T) *BsonMarshaler[T] {
return &BsonMarshaler[T]{
val: val,
}
}
func (m *BsonMarshaler[T]) MarshalBinary() (data []byte, err error) {
return bson.Marshal(m.val)
}

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@ -1,218 +0,0 @@
package rpc
import (
"bytes"
"context"
"crypto/md5"
"encoding/gob"
"encoding/hex"
"errors"
"fmt"
"path"
"reflect"
"runtime"
"strings"
"time"
"github.com/go-redis/redis/v8"
"go.mongodb.org/mongo-driver/bson/primitive"
"repositories.action2quare.com/ayo/gocommon/logger"
)
type Receiver interface {
TargetExists(primitive.ObjectID) bool
}
type receiverManifest struct {
r Receiver
methods map[string]reflect.Method
}
type rpcEngine struct {
receivers map[string]receiverManifest
publish func([]byte) error
}
var engine = rpcEngine{
receivers: make(map[string]receiverManifest),
}
func RegistReceiver(ptr Receiver) {
rname := reflect.TypeOf(ptr).Elem().Name()
rname = fmt.Sprintf("(*%s)", rname)
methods := make(map[string]reflect.Method)
for i := 0; i < reflect.TypeOf(ptr).NumMethod(); i++ {
method := reflect.TypeOf(ptr).Method(i)
methods[method.Name] = method
}
engine.receivers[rname] = receiverManifest{
r: ptr,
methods: methods,
}
}
func Start(ctx context.Context, redisClient *redis.Client) {
if engine.publish != nil {
return
}
hash := md5.New()
for k, manifest := range engine.receivers {
hash.Write([]byte(k))
for m, r := range manifest.methods {
hash.Write([]byte(m))
hash.Write([]byte(r.Name))
for i := 0; i < r.Type.NumIn(); i++ {
inName := r.Type.In(i).Name()
hash.Write([]byte(inName))
}
}
hash.Write([]byte(fmt.Sprintf("%d", redisClient.Options().DB)))
}
pubsubName := hex.EncodeToString(hash.Sum(nil))[:16]
engine.publish = func(s []byte) error {
_, err := redisClient.Publish(ctx, pubsubName, s).Result()
return err
}
go engine.loop(ctx, redisClient, pubsubName)
}
func (re *rpcEngine) callFromMessage(msg *redis.Message) {
defer func() {
r := recover()
if r != nil {
logger.Error(r)
}
}()
encoded := []byte(msg.Payload)
var target primitive.ObjectID
copy(target[:], encoded[:12])
encoded = encoded[12:]
for i, c := range encoded {
if c == ')' {
if manifest, ok := re.receivers[string(encoded[:i+1])]; ok {
// 리시버 찾음
if manifest.r.TargetExists(target) {
// 이 리시버가 타겟을 가지고 있음
encoded = encoded[i+1:]
decoder := gob.NewDecoder(bytes.NewBuffer(encoded))
var params []any
if decoder.Decode(&params) == nil {
method := manifest.methods[params[0].(string)]
args := []reflect.Value{
reflect.ValueOf(manifest.r),
}
for _, arg := range params[1:] {
args = append(args, reflect.ValueOf(arg))
}
method.Func.Call(args)
}
}
}
}
}
}
func (re *rpcEngine) loop(ctx context.Context, redisClient *redis.Client, chanName string) {
defer func() {
r := recover()
if r != nil {
logger.Error(r)
}
}()
pubsub := redisClient.Subscribe(ctx, chanName)
for {
if ctx.Err() != nil {
return
}
if pubsub == nil {
pubsub = redisClient.Subscribe(ctx, chanName)
}
msg, err := pubsub.ReceiveMessage(ctx)
if err != nil {
if err == redis.ErrClosed {
time.Sleep(time.Second)
}
pubsub = nil
} else {
re.callFromMessage(msg)
}
}
}
var errNoReceiver = errors.New("no receiver")
type CallContext struct {
r Receiver
t primitive.ObjectID
}
var ErrCanExecuteHere = errors.New("go ahead")
func (c *CallContext) Call(args ...any) error {
if c.r.TargetExists(c.t) {
// 여기 있네?
return ErrCanExecuteHere
}
pc := make([]uintptr, 1)
n := runtime.Callers(3, pc[:])
if n < 1 {
return errNoReceiver
}
frame, _ := runtime.CallersFrames(pc).Next()
fullname := path.Base(frame.Function)
prf := strings.Split(fullname, ".")
rname := prf[1]
funcname := prf[2]
serialized, err := encode(c.t, rname, funcname, args...)
if err != nil {
return err
}
return engine.publish(serialized)
}
func Make(r Receiver) *CallContext {
return &CallContext{
r: r,
}
}
func (cc *CallContext) To(target primitive.ObjectID) *CallContext {
cc.t = target
return cc
}
func encode(target primitive.ObjectID, receiver string, funcname string, args ...any) ([]byte, error) {
buff := new(bytes.Buffer)
// 타겟을 가장 먼저 기록
buff.Write(target[:])
// receiver
buff.Write([]byte(receiver))
// 다음 call context 기록
m := append([]any{funcname}, args...)
encoder := gob.NewEncoder(buff)
err := encoder.Encode(m)
if err != nil {
logger.Error("rpcCallContext.send err :", err)
return nil, err
}
return buff.Bytes(), nil
}

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@ -1,48 +0,0 @@
package rpc
import (
"context"
"math/rand"
"testing"
"time"
"go.mongodb.org/mongo-driver/bson/primitive"
"repositories.action2quare.com/ayo/gocommon"
"repositories.action2quare.com/ayo/gocommon/logger"
)
type testReceiver struct {
}
func (tr *testReceiver) TargetExists(tid primitive.ObjectID) bool {
logger.Println(tid.Hex())
return tid[0] >= 10
}
func (tr *testReceiver) TestFunc(a string, b string, c int) {
target := primitive.NewObjectID()
target[0] = byte(rand.Intn(2) * 20)
if Make(tr).To(target).Call(a, b, c) != ErrCanExecuteHere {
return
}
logger.Println(" ", a, b, target[0])
}
func TestRpc(t *testing.T) {
var tr testReceiver
RegistReceiver(&tr)
myctx, cancel := context.WithCancel(context.Background())
redisClient, _ := gocommon.NewRedisClient("redis://192.168.8.94:6379")
go func() {
for {
tr.TestFunc("aaaa", "bbbb", 333)
time.Sleep(time.Second)
}
}()
Start(myctx, redisClient)
<-myctx.Done()
cancel()
}

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@ -2,6 +2,7 @@ package gocommon
import (
"context"
"encoding/gob"
"encoding/json"
"errors"
"fmt"
@ -26,7 +27,6 @@ import (
"repositories.action2quare.com/ayo/gocommon/logger"
"github.com/pires/go-proxyproto"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/bson/primitive"
)
@ -430,12 +430,17 @@ func ReadStringFormValue(r url.Values, key string) (string, bool) {
return strval, len(strval) > 0
}
func ReadBsonDocumentFromBody[T any](r io.Reader, out *T) error {
func DecodeGob[T any](r io.Reader, out *T) error {
dec := gob.NewDecoder(r)
return dec.Decode(out)
}
func ReadJsonDocumentFromBody[T any](r io.Reader, out *T) error {
bt, err := io.ReadAll(r)
if err != nil {
return err
}
return bson.Unmarshal(bt, out)
return json.Unmarshal(bt, out)
}
func DotStringToTimestamp(tv string) primitive.Timestamp {

View File

@ -2,11 +2,11 @@ package session
import (
"context"
"encoding/json"
"fmt"
"time"
"github.com/go-redis/redis/v8"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/bson/primitive"
"repositories.action2quare.com/ayo/gocommon"
"repositories.action2quare.com/ayo/gocommon/logger"
@ -43,7 +43,7 @@ func newProviderWithRedis(ctx context.Context, redisUrl string, ttl time.Duratio
}
func (p *provider_redis) New(input *Authorization) (string, error) {
bt, err := bson.Marshal(input)
bt, err := json.Marshal(input)
if err != nil {
return "", err
}
@ -82,7 +82,7 @@ func (p *provider_redis) Query(pk string) (Authorization, error) {
}
var auth Authorization
if err := bson.Unmarshal([]byte(payload), &auth); err != nil {
if err := json.Unmarshal([]byte(payload), &auth); err != nil {
return Authorization{}, err
}
@ -197,7 +197,7 @@ func (c *consumer_redis) query_internal(sk storagekey) (*sessionRedis, bool, err
}
var auth Authorization
if err := bson.Unmarshal([]byte(payload), &auth); err != nil {
if err := json.Unmarshal([]byte(payload), &auth); err != nil {
return nil, false, err
}