diff --git a/internal/accesslogs/storage_es.go b/internal/accesslogs/storage_es.go
index 1ef26179..8cd36e32 100644
--- a/internal/accesslogs/storage_es.go
+++ b/internal/accesslogs/storage_es.go
@@ -10,7 +10,7 @@ import (
 	"github.com/TeaOSLab/EdgeAPI/internal/utils"
 	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"regexp"
 	"strings"
@@ -118,7 +118,7 @@ func (this *ESStorage) Write(accessLogs []*pb.HTTPAccessLog) error {
 	}()
 
 	if resp.StatusCode != http.StatusOK {
-		bodyData, _ := ioutil.ReadAll(resp.Body)
+		bodyData, _ := io.ReadAll(resp.Body)
 		return errors.New("ElasticSearch response status code: " + fmt.Sprintf("%d", resp.StatusCode) + " content: " + string(bodyData))
 	}
 
diff --git a/internal/acme/acme_test.go b/internal/acme/acme_test.go
index a2a030ce..a403ab60 100644
--- a/internal/acme/acme_test.go
+++ b/internal/acme/acme_test.go
@@ -10,7 +10,7 @@ import (
 	"github.com/go-acme/lego/v4/challenge/dns01"
 	"github.com/go-acme/lego/v4/lego"
 	acmelog "github.com/go-acme/lego/v4/log"
-	"io/ioutil"
+	"io"
 	"log"
 	"testing"
 
@@ -50,7 +50,7 @@ func (this *MyProvider) CleanUp(domain, token, keyAuth string) error {
 
 // 参考  https://go-acme.github.io/lego/usage/library/
 func TestGenerate(t *testing.T) {
-	acmelog.Logger = log.New(ioutil.Discard, "", log.LstdFlags)
+	acmelog.Logger = log.New(io.Discard, "", log.LstdFlags)
 
 	// 生成私钥
 	privateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
@@ -94,7 +94,7 @@ func TestGenerate(t *testing.T) {
 }
 
 func TestGenerate_EAB(t *testing.T) {
-	acmelog.Logger = log.New(ioutil.Discard, "", log.LstdFlags)
+	acmelog.Logger = log.New(io.Discard, "", log.LstdFlags)
 
 	// 生成私钥
 	privateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
diff --git a/internal/acme/request.go b/internal/acme/request.go
index 557aaccf..2c28be6e 100644
--- a/internal/acme/request.go
+++ b/internal/acme/request.go
@@ -8,7 +8,7 @@ import (
 	"github.com/go-acme/lego/v4/lego"
 	acmelog "github.com/go-acme/lego/v4/log"
 	"github.com/go-acme/lego/v4/registration"
-	"io/ioutil"
+	"io"
 	"log"
 )
 
@@ -55,7 +55,7 @@ func (this *Request) Run() (certData []byte, keyData []byte, err error) {
 
 func (this *Request) runDNS() (certData []byte, keyData []byte, err error) {
 	if !this.debug {
-		acmelog.Logger = log.New(ioutil.Discard, "", log.LstdFlags)
+		acmelog.Logger = log.New(io.Discard, "", log.LstdFlags)
 	}
 
 	if this.task.User == nil {
@@ -138,7 +138,7 @@ func (this *Request) runDNS() (certData []byte, keyData []byte, err error) {
 
 func (this *Request) runHTTP() (certData []byte, keyData []byte, err error) {
 	if !this.debug {
-		acmelog.Logger = log.New(ioutil.Discard, "", log.LstdFlags)
+		acmelog.Logger = log.New(io.Discard, "", log.LstdFlags)
 	}
 
 	if this.task.User == nil {
diff --git a/internal/configs/api_config.go b/internal/configs/api_config.go
index 0a8a8d21..34805b17 100644
--- a/internal/configs/api_config.go
+++ b/internal/configs/api_config.go
@@ -4,7 +4,6 @@ import (
 	teaconst "github.com/TeaOSLab/EdgeAPI/internal/const"
 	"github.com/iwind/TeaGo/Tea"
 	"gopkg.in/yaml.v3"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 )
@@ -42,7 +41,7 @@ func SharedAPIConfig() (*APIConfig, error) {
 	var data []byte
 	var err error
 	for _, path := range paths {
-		data, err = ioutil.ReadFile(path)
+		data, err = os.ReadFile(path)
 		if err == nil {
 			if path == localFile {
 				isFromLocal = true
@@ -63,7 +62,7 @@ func SharedAPIConfig() (*APIConfig, error) {
 
 	if !isFromLocal {
 		// 恢复文件
-		_ = ioutil.WriteFile(localFile, data, 0666)
+		_ = os.WriteFile(localFile, data, 0666)
 	}
 
 	// 恢复数据库文件
@@ -80,9 +79,9 @@ func SharedAPIConfig() (*APIConfig, error) {
 			for _, path := range paths {
 				_, err := os.Stat(path)
 				if err == nil {
-					data, err := ioutil.ReadFile(path)
+					data, err := os.ReadFile(path)
 					if err == nil {
-						_ = ioutil.WriteFile(dbConfigFile, data, 0666)
+						_ = os.WriteFile(dbConfigFile, data, 0666)
 						break
 					}
 				}
@@ -122,14 +121,14 @@ func (this *APIConfig) WriteFile(path string) error {
 	for _, backupDir := range backupDirs {
 		stat, err := os.Stat(backupDir)
 		if err == nil && stat.IsDir() {
-			_ = ioutil.WriteFile(backupDir+"/"+filename, data, 0666)
+			_ = os.WriteFile(backupDir+"/"+filename, data, 0666)
 		} else if err != nil && os.IsNotExist(err) {
 			err = os.Mkdir(backupDir, 0777)
 			if err == nil {
-				_ = ioutil.WriteFile(backupDir+"/"+filename, data, 0666)
+				_ = os.WriteFile(backupDir+"/"+filename, data, 0666)
 			}
 		}
 	}
 
-	return ioutil.WriteFile(path, data, 0666)
+	return os.WriteFile(path, data, 0666)
 }
diff --git a/internal/dnsclients/provider_cloud_flare.go b/internal/dnsclients/provider_cloud_flare.go
index 51a1f675..00c30fba 100644
--- a/internal/dnsclients/provider_cloud_flare.go
+++ b/internal/dnsclients/provider_cloud_flare.go
@@ -13,7 +13,6 @@ import (
 	"github.com/iwind/TeaGo/maps"
 	"github.com/iwind/TeaGo/types"
 	"io"
-	"io/ioutil"
 	"net/http"
 	"net/url"
 	"strconv"
@@ -270,7 +269,7 @@ func (this *CloudFlareProvider) doAPI(method string, apiPath string, args map[st
 		_ = resp.Body.Close()
 	}()
 
-	data, err := ioutil.ReadAll(resp.Body)
+	data, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return err
 	}
diff --git a/internal/dnsclients/provider_custom_http.go b/internal/dnsclients/provider_custom_http.go
index e99bde8c..01d8f1a3 100644
--- a/internal/dnsclients/provider_custom_http.go
+++ b/internal/dnsclients/provider_custom_http.go
@@ -10,7 +10,7 @@ import (
 	"github.com/TeaOSLab/EdgeAPI/internal/dnsclients/dnstypes"
 	"github.com/TeaOSLab/EdgeAPI/internal/errors"
 	"github.com/iwind/TeaGo/maps"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"strconv"
 	"time"
@@ -180,5 +180,5 @@ func (this *CustomHTTPProvider) post(params maps.Map) (respData []byte, err erro
 	if resp.StatusCode != 200 {
 		return nil, errors.New("status should be 200, but got '" + strconv.Itoa(resp.StatusCode) + "'")
 	}
-	return ioutil.ReadAll(resp.Body)
+	return io.ReadAll(resp.Body)
 }
diff --git a/internal/dnsclients/provider_dnspod.go b/internal/dnsclients/provider_dnspod.go
index e47930b8..c42ea2be 100644
--- a/internal/dnsclients/provider_dnspod.go
+++ b/internal/dnsclients/provider_dnspod.go
@@ -8,7 +8,7 @@ import (
 	"github.com/TeaOSLab/EdgeAPI/internal/utils/numberutils"
 	"github.com/iwind/TeaGo/maps"
 	"github.com/iwind/TeaGo/types"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"net/url"
 	"strings"
@@ -276,7 +276,7 @@ func (this *DNSPodProvider) post(path string, params map[string]string) (maps.Ma
 	defer func() {
 		_ = resp.Body.Close()
 	}()
-	body, err := ioutil.ReadAll(resp.Body)
+	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/dnsclients/provider_huawei_dns.go b/internal/dnsclients/provider_huawei_dns.go
index c641d0d1..d2726dfc 100644
--- a/internal/dnsclients/provider_huawei_dns.go
+++ b/internal/dnsclients/provider_huawei_dns.go
@@ -15,7 +15,6 @@ import (
 	"github.com/iwind/TeaGo/maps"
 	"github.com/iwind/TeaGo/types"
 	"io"
-	"io/ioutil"
 	"net/http"
 	"net/url"
 	"sort"
@@ -1502,7 +1501,7 @@ func (this *HuaweiDNSProvider) doAPI(method string, apiPath string, args map[str
 		_ = resp.Body.Close()
 	}()
 
-	data, err := ioutil.ReadAll(resp.Body)
+	data, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return err
 	}
diff --git a/internal/iplibrary/ip2Region.go b/internal/iplibrary/ip2Region.go
index cbb77aa8..484ee7da 100644
--- a/internal/iplibrary/ip2Region.go
+++ b/internal/iplibrary/ip2Region.go
@@ -4,7 +4,7 @@ package iplibrary
 
 import (
 	"errors"
-	"io/ioutil"
+	"os"
 	"strconv"
 	"strings"
 )
@@ -62,7 +62,7 @@ func getIpInfo(cityId int64, line []byte) *IpInfo {
 
 func NewIP2Region(path string) (*IP2Region, error) {
 	var region = &IP2Region{}
-	region.dbData, err = ioutil.ReadFile(path)
+	region.dbData, err = os.ReadFile(path)
 
 	if err != nil {
 		return nil, err
diff --git a/internal/nodes/api_node.go b/internal/nodes/api_node.go
index 0c485994..47a2749e 100644
--- a/internal/nodes/api_node.go
+++ b/internal/nodes/api_node.go
@@ -27,7 +27,6 @@ import (
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/credentials"
 	"gopkg.in/yaml.v3"
-	"io/ioutil"
 	"log"
 	"net"
 	"os"
@@ -313,7 +312,7 @@ func (this *APINode) autoUpgrade() error {
 
 	// 执行SQL
 	var config = &dbs.Config{}
-	configData, err := ioutil.ReadFile(Tea.ConfigFile("db.yaml"))
+	configData, err := os.ReadFile(Tea.ConfigFile("db.yaml"))
 	if err != nil {
 		return errors.New("read database config file failed: " + err.Error())
 	}
@@ -785,6 +784,6 @@ func (this *APINode) dbIssueSuggestion(errString string) string {
 func (this *APINode) saveIssues() {
 	issuesJSON, err := json.Marshal(this.issues)
 	if err == nil {
-		_ = ioutil.WriteFile(this.issuesFile, issuesJSON, 0666)
+		_ = os.WriteFile(this.issuesFile, issuesJSON, 0666)
 	}
 }
diff --git a/internal/nodes/rest_server.go b/internal/nodes/rest_server.go
index 5672e19a..b620f5f6 100644
--- a/internal/nodes/rest_server.go
+++ b/internal/nodes/rest_server.go
@@ -8,7 +8,7 @@ import (
 	"github.com/TeaOSLab/EdgeAPI/internal/rpc/services"
 	rpcutils "github.com/TeaOSLab/EdgeAPI/internal/rpc/utils"
 	"github.com/iwind/TeaGo/maps"
-	"io/ioutil"
+	"io"
 	"net"
 	"net/http"
 	"reflect"
@@ -152,7 +152,7 @@ func (this *RestServer) handle(writer http.ResponseWriter, req *http.Request) {
 	}
 
 	// TODO 需要防止BODY过大攻击
-	body, err := ioutil.ReadAll(req.Body)
+	body, err := io.ReadAll(req.Body)
 	if err != nil {
 		writer.WriteHeader(http.StatusBadRequest)
 		_, _ = writer.Write([]byte(err.Error()))
diff --git a/internal/setup/setup.go b/internal/setup/setup.go
index 1a6b5134..f5c2d006 100644
--- a/internal/setup/setup.go
+++ b/internal/setup/setup.go
@@ -11,7 +11,6 @@ import (
 	"github.com/iwind/TeaGo/dbs"
 	"github.com/iwind/TeaGo/types"
 	"gopkg.in/yaml.v3"
-	"io/ioutil"
 	"os"
 	"strconv"
 	"strings"
@@ -75,7 +74,7 @@ func (this *Setup) Run() error {
 
 	// 执行SQL
 	config := &dbs.Config{}
-	configData, err := ioutil.ReadFile(Tea.ConfigFile("db.yaml"))
+	configData, err := os.ReadFile(Tea.ConfigFile("db.yaml"))
 	if err != nil {
 		return err
 	}
diff --git a/internal/setup/sql_executor.go b/internal/setup/sql_executor.go
index 538e5f56..13fa1d6c 100644
--- a/internal/setup/sql_executor.go
+++ b/internal/setup/sql_executor.go
@@ -15,7 +15,7 @@ import (
 	"github.com/iwind/TeaGo/types"
 	stringutil "github.com/iwind/TeaGo/utils/string"
 	"gopkg.in/yaml.v3"
-	"io/ioutil"
+	"os"
 	"time"
 )
 
@@ -35,7 +35,7 @@ func NewSQLExecutor(dbConfig *dbs.DBConfig) *SQLExecutor {
 func NewSQLExecutorFromCmd() (*SQLExecutor, error) {
 	// 执行SQL
 	config := &dbs.Config{}
-	configData, err := ioutil.ReadFile(Tea.ConfigFile("db.yaml"))
+	configData, err := os.ReadFile(Tea.ConfigFile("db.yaml"))
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/tasks/ssl_cert_update_ocsp_task.go b/internal/tasks/ssl_cert_update_ocsp_task.go
index fb9e464f..7f35292f 100644
--- a/internal/tasks/ssl_cert_update_ocsp_task.go
+++ b/internal/tasks/ssl_cert_update_ocsp_task.go
@@ -15,7 +15,7 @@ import (
 	"github.com/TeaOSLab/EdgeAPI/internal/utils"
 	"github.com/iwind/TeaGo/dbs"
 	"golang.org/x/crypto/ocsp"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"time"
 )
@@ -147,7 +147,7 @@ func (this *SSLCertUpdateOCSPTask) UpdateCertOCSP(certOne *models.SSLCert) (ocsp
 		_ = issuerResp.Body.Close()
 	}()
 
-	issuerData, err := ioutil.ReadAll(issuerResp.Body)
+	issuerData, err := io.ReadAll(issuerResp.Body)
 	if err != nil {
 		return nil, 0, errors.New("read issuer certificate failed: '" + issuerURL + "': " + err.Error())
 	}
@@ -178,7 +178,7 @@ func (this *SSLCertUpdateOCSPTask) UpdateCertOCSP(certOne *models.SSLCert) (ocsp
 		_ = ocspResp.Body.Close()
 	}()
 
-	respData, err := ioutil.ReadAll(ocspResp.Body)
+	respData, err := io.ReadAll(ocspResp.Body)
 	if err != nil {
 		return nil, 0, errors.New("read ocsp failed: '" + ocspServerURL + "': " + err.Error())
 	}
diff --git a/internal/utils/http.go b/internal/utils/http.go
index de26d231..64543bac 100644
--- a/internal/utils/http.go
+++ b/internal/utils/http.go
@@ -2,7 +2,7 @@ package utils
 
 import (
 	"crypto/tls"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"net/http/httputil"
 	"sync"
@@ -19,7 +19,7 @@ func DumpResponse(resp *http.Response) (header []byte, body []byte, err error) {
 	if err != nil {
 		return
 	}
-	body, err = ioutil.ReadAll(resp.Body)
+	body, err = io.ReadAll(resp.Body)
 	return
 }
 
diff --git a/internal/utils/service_linux.go b/internal/utils/service_linux.go
index 3eaaa747..339a6ecd 100644
--- a/internal/utils/service_linux.go
+++ b/internal/utils/service_linux.go
@@ -7,7 +7,6 @@ import (
 	teaconst "github.com/TeaOSLab/EdgeAPI/internal/const"
 	"github.com/iwind/TeaGo/Tea"
 	"github.com/iwind/TeaGo/files"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"regexp"
@@ -83,13 +82,13 @@ func (this *ServiceManager) installInitService(exePath string, args []string) er
 		return errors.New("'scripts/" + shortName + "' file not exists")
 	}
 
-	data, err := ioutil.ReadFile(scriptFile)
+	data, err := os.ReadFile(scriptFile)
 	if err != nil {
 		return err
 	}
 
 	data = regexp.MustCompile("INSTALL_DIR=.+").ReplaceAll(data, []byte("INSTALL_DIR="+Tea.Root))
-	err = ioutil.WriteFile(initServiceFile, data, 0777)
+	err = os.WriteFile(initServiceFile, data, 0777)
 	if err != nil {
 		return err
 	}
@@ -137,7 +136,7 @@ ExecReload=` + exePath + ` reload
 WantedBy=multi-user.target`
 
 	// write file
-	err := ioutil.WriteFile(systemdServiceFile, []byte(desc), 0777)
+	err := os.WriteFile(systemdServiceFile, []byte(desc), 0777)
 	if err != nil {
 		return err
 	}