diff --git a/internal/caches/list_file_db.go b/internal/caches/list_file_db.go
index 527805a..8388f2a 100644
--- a/internal/caches/list_file_db.go
+++ b/internal/caches/list_file_db.go
@@ -661,12 +661,11 @@ func (this *FileListDB) shouldRecover() bool {
 	}
 	var errString = ""
 	var shouldRecover = false
-	for result.Next() {
+	if result.Next() {
 		err = result.Scan(&errString)
 		if strings.TrimSpace(errString) != "ok" {
 			shouldRecover = true
 		}
-		break
 	}
 	_ = result.Close()
 	return shouldRecover
diff --git a/internal/caches/list_file_db_test.go b/internal/caches/list_file_db_test.go
index 73a8f8d..a755f89 100644
--- a/internal/caches/list_file_db_test.go
+++ b/internal/caches/list_file_db_test.go
@@ -47,6 +47,10 @@ func TestFileListDB_IncreaseHitAsync(t *testing.T) {
 	}
 
 	err = db.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
+
 	err = db.IncreaseHitAsync("4598e5231ba47d6ec7aa9ea640ff2eaf")
 	if err != nil {
 		t.Fatal(err)
@@ -69,6 +73,9 @@ func TestFileListDB_CleanMatchKey(t *testing.T) {
 	}
 
 	err = db.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
 
 	err = db.CleanMatchKey("https://*.goedge.cn/large-text")
 	if err != nil {
diff --git a/internal/caches/utils_test.go b/internal/caches/utils_test.go
index 836c6b9..4da2e64 100644
--- a/internal/caches/utils_test.go
+++ b/internal/caches/utils_test.go
@@ -29,7 +29,7 @@ func TestParseHost(t *testing.T) {
 func TestUintString(t *testing.T) {
 	t.Log(strconv.FormatUint(xxhash.Sum64String("https://goedge.cn/"), 10))
 	t.Log(strconv.FormatUint(123456789, 10))
-	t.Log(fmt.Sprintf("%d", 1234567890123))
+	t.Logf("%d", 1234567890123)
 }
 
 func BenchmarkUint_String(b *testing.B) {
diff --git a/internal/nodes/http_access_log_queue_test.go b/internal/nodes/http_access_log_queue_test.go
index a4ba9a9..0e1dcdc 100644
--- a/internal/nodes/http_access_log_queue_test.go
+++ b/internal/nodes/http_access_log_queue_test.go
@@ -122,6 +122,7 @@ func TestHTTPAccessLogQueue_Memory(t *testing.T) {
 	}
 
 	runtime.GC()
+	_ = accessLogs
 
 	// will not release automatically
 	func() {
@@ -131,6 +132,7 @@ func TestHTTPAccessLogQueue_Memory(t *testing.T) {
 				RequestPath: "https://goedge.cn/hello/world",
 			})
 		}
+		_ = accessLogs1
 	}()
 
 	time.Sleep(5 * time.Second)
diff --git a/internal/nodes/http_request_fastcgi.go b/internal/nodes/http_request_fastcgi.go
index b1057ed..f591060 100644
--- a/internal/nodes/http_request_fastcgi.go
+++ b/internal/nodes/http_request_fastcgi.go
@@ -111,7 +111,7 @@ func (this *HTTPRequest) doFastcgi() (shouldStop bool) {
 
 	// 处理SCRIPT_FILENAME
 	scriptPath := env.GetString("SCRIPT_FILENAME")
-	if len(scriptPath) > 0 && (strings.Index(scriptPath, "/") < 0 && strings.Index(scriptPath, "\\") < 0) {
+	if len(scriptPath) > 0 && !strings.Contains(scriptPath, "/") && !strings.Contains(scriptPath, "\\") {
 		env["SCRIPT_FILENAME"] = env.GetString("DOCUMENT_ROOT") + Tea.DS + scriptPath
 	}
 	scriptFilename := filepath.Base(this.RawReq.URL.Path)
diff --git a/internal/nodes/listener_http.go b/internal/nodes/listener_http.go
index d97ed9c..e22f1eb 100644
--- a/internal/nodes/listener_http.go
+++ b/internal/nodes/listener_http.go
@@ -210,7 +210,7 @@ func (this *HTTPListener) ServeHTTP(rawWriter http.ResponseWriter, rawReq *http.
 // 检查host是否为IP
 func (this *HTTPListener) isIP(host string) bool {
 	// IPv6
-	if strings.Index(host, "[") > -1 {
+	if strings.Contains(host, "[") {
 		return true
 	}
 
diff --git a/internal/stats/bandwidth_stat_manager_test.go b/internal/stats/bandwidth_stat_manager_test.go
index 6b63dc9..665d6c0 100644
--- a/internal/stats/bandwidth_stat_manager_test.go
+++ b/internal/stats/bandwidth_stat_manager_test.go
@@ -68,6 +68,7 @@ func BenchmarkBandwidthStatManager_Slice(b *testing.B) {
 				NodeRegionId:        1,
 			})
 		}
+		_ = pbStats
 	}
 }
 
@@ -80,6 +81,7 @@ func BenchmarkBandwidthStatManager_Slice2(b *testing.B) {
 			var stat = &stats.BandwidthStat{}
 			statsSlice = append(statsSlice, stat)
 		}
+		_ = statsSlice
 	}
 }
 
diff --git a/internal/utils/expires/list_test.go b/internal/utils/expires/list_test.go
index bc39ac4..dab6a7c 100644
--- a/internal/utils/expires/list_test.go
+++ b/internal/utils/expires/list_test.go
@@ -153,7 +153,7 @@ func TestList_Map_Performance(t *testing.T) {
 		for i := 0; i < 100_000; i++ {
 			delete(m, uint64(i))
 		}
-		t.Log(time.Now().Sub(now))
+		t.Log(time.Since(now))
 	}
 
 	{
@@ -166,7 +166,7 @@ func TestList_Map_Performance(t *testing.T) {
 		for i := 0; i < 100_000; i++ {
 			delete(m, uint32(i))
 		}
-		t.Log(time.Now().Sub(now))
+		t.Log(time.Since(now))
 	}
 }
 
diff --git a/internal/utils/jsonutils/map_test.go b/internal/utils/jsonutils/map_test.go
index 6bccfcf..2527f5e 100644
--- a/internal/utils/jsonutils/map_test.go
+++ b/internal/utils/jsonutils/map_test.go
@@ -36,9 +36,6 @@ func TestMapToObject(t *testing.T) {
 		if err != nil {
 			t.Fatal(err)
 		}
-		if obj == nil {
-			t.Fatal("obj should not be nil")
-		}
 		a.IsTrue(obj.B == 1024)
 		a.IsTrue(obj.C == true)
 		PrintT(obj, t)
diff --git a/internal/utils/service.go b/internal/utils/service.go
index 8da9146..2c86d81 100644
--- a/internal/utils/service.go
+++ b/internal/utils/service.go
@@ -11,7 +11,7 @@ import (
 	"sync"
 )
 
-// 服务管理器
+// ServiceManager 服务管理器
 type ServiceManager struct {
 	Name        string
 	Description string
@@ -39,7 +39,7 @@ func (this *ServiceManager) setup() {
 	this.onceLocker.Do(func() {
 		logFile := files.NewFile(Tea.Root + "/logs/service.log")
 		if logFile.Exists() {
-			logFile.Delete()
+			_ = logFile.Delete()
 		}
 
 		//logger
@@ -53,7 +53,7 @@ func (this *ServiceManager) setup() {
 	})
 }
 
-// 记录普通日志
+// Log 记录普通日志
 func (this *ServiceManager) Log(msg string) {
 	this.setup()
 	if this.logger == nil {
@@ -62,7 +62,7 @@ func (this *ServiceManager) Log(msg string) {
 	this.logger.Println("[info]" + msg)
 }
 
-// 记录错误日志
+// LogError 记录错误日志
 func (this *ServiceManager) LogError(msg string) {
 	this.setup()
 	if this.logger == nil {
@@ -71,7 +71,7 @@ func (this *ServiceManager) LogError(msg string) {
 	this.logger.Println("[error]" + msg)
 }
 
-// 关闭
+// Close 关闭
 func (this *ServiceManager) Close() error {
 	if this.fp != nil {
 		return this.fp.Close()
@@ -100,7 +100,7 @@ func (this *ServiceManager) resetRoot() {
 	Tea.SetTmpDir(Tea.Root + Tea.DS + "web" + Tea.DS + "tmp")
 }
 
-// 保持命令行窗口是打开的
+// PauseWindow 保持命令行窗口是打开的
 func (this *ServiceManager) PauseWindow() {
 	if runtime.GOOS != "windows" {
 		return
diff --git a/internal/waf/checkpoints/cc.go b/internal/waf/checkpoints/cc.go
index f9160ed..1399133 100644
--- a/internal/waf/checkpoints/cc.go
+++ b/internal/waf/checkpoints/cc.go
@@ -133,7 +133,7 @@ func (this *CCCheckpoint) Options() []OptionInterface {
 		option.Size = 8
 		option.MaxLength = 8
 		option.Validate = func(value string) (ok bool, message string) {
-			if regexp.MustCompile("^\\d+$").MatchString(value) {
+			if regexp.MustCompile(`^\d+$`).MatchString(value) {
 				ok = true
 				return
 			}
diff --git a/internal/waf/checkpoints/cc2.go b/internal/waf/checkpoints/cc2.go
index 7be20e9..2124a22 100644
--- a/internal/waf/checkpoints/cc2.go
+++ b/internal/waf/checkpoints/cc2.go
@@ -57,10 +57,10 @@ func (this *CC2Checkpoint) RequestValue(req requests.Request, param string, opti
 		period = 7 * 86400
 	}
 
-	var threshold = options.GetInt64("threshold")
+	/**var threshold = options.GetInt64("threshold")
 	if threshold <= 0 {
 		threshold = 1000
-	}
+	}**/
 
 	var ignoreCommonFiles = options.GetBool("ignoreCommonFiles")
 	if ignoreCommonFiles {