chore: remove refs to deprecated io/ioutil

Signed-off-by: guoguangwu <guoguangwug@gmail.com>

acceptor/tcp_acceptor.go

@@ -24,7 +24,6 @@ import (
 	"crypto/tls"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"net"
 
 	"github.com/topfreegames/pitaya/v2/conn/codec"
@@ -53,7 +52,7 @@ func (t *tcpPlayerConn) RemoteAddr() net.Addr {
 
 // GetNextMessage reads the next message available in the stream
 func (t *tcpPlayerConn) GetNextMessage() (b []byte, err error) {
-	header, err := ioutil.ReadAll(io.LimitReader(t.Conn, codec.HeadLength))
+	header, err := io.ReadAll(io.LimitReader(t.Conn, codec.HeadLength))
 	if err != nil {
 		return nil, err
 	}
@@ -65,7 +64,7 @@ func (t *tcpPlayerConn) GetNextMessage() (b []byte, err error) {
 	if err != nil {
 		return nil, err
 	}
-	msgData, err := ioutil.ReadAll(io.LimitReader(t.Conn, int64(msgSize)))
+	msgData, err := io.ReadAll(io.LimitReader(t.Conn, int64(msgSize)))
 	if err != nil {
 		return nil, err
 	}

client/protoclient.go

@@ -27,7 +27,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"strings"
 	"time"
 
@@ -81,7 +81,7 @@ func unpackDescriptor(compressedDescriptor []byte) (*protobuf.FileDescriptorProt
 	}
 	defer r.Close()
 
-	b, err := ioutil.ReadAll(r)
+	b, err := io.ReadAll(r)
 	if err != nil {
 		return nil, err
 	}

helpers/helpers.go

@@ -4,8 +4,8 @@ import (
 	"bufio"
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"net"
+	"os"
 	"os/exec"
 	"path/filepath"
 	"reflect"
@@ -73,15 +73,15 @@ func GetTestEtcd(t *testing.T) (*integration.ClusterV3, *clientv3.Client) {
 // WriteFile test helper
 func WriteFile(t *testing.T, filepath string, bytes []byte) {
 	t.Helper()
-	if err := ioutil.WriteFile(filepath, bytes, 0644); err != nil {
+	if err := os.WriteFile(filepath, bytes, 0644); err != nil {
 		t.Fatalf("failed writing file: %s", err)
 	}
 }
 
 // ReadFile test helper
 func ReadFile(t *testing.T, filepath string) []byte {
 	t.Helper()
-	b, err := ioutil.ReadFile(filepath)
+	b, err := os.ReadFile(filepath)
 	if err != nil {
 		t.Fatalf("failed reading file: %s", err)
 	}

logger/test/test.go

@@ -4,12 +4,12 @@ import (
 	tests "github.com/sirupsen/logrus/hooks/test"
 	"github.com/topfreegames/pitaya/v2/logger/interfaces"
 	lwrapper "github.com/topfreegames/pitaya/v2/logger/logrus"
-	"io/ioutil"
+	"io"
 )
 
 // NewNullLogger creates a discarding logger and installs the test hook.
 func NewNullLogger() (interfaces.Logger, *tests.Hook) {
 	logger, hook := tests.NewNullLogger()
-	logger.Out = ioutil.Discard
+	logger.Out = io.Discard
 	return lwrapper.NewWithFieldLogger(logger), hook
 }

util/compression/compression.go

@@ -3,7 +3,7 @@ package compression
 import (
 	"bytes"
 	"compress/zlib"
-	"io/ioutil"
+	"io"
 )
 
 func DeflateData(data []byte) ([]byte, error) {
@@ -24,7 +24,7 @@ func InflateData(data []byte) ([]byte, error) {
 	}
 	defer zr.Close()
 
-	return ioutil.ReadAll(zr)
+	return io.ReadAll(zr)
 }
 
 func IsCompressed(data []byte) bool {