From 4253550c999d27fac802f616dbe50dd884e93f51 Mon Sep 17 00:00:00 2001
From: MaineK00n <mainek00n.1229@gmail.com>
Date: Fri, 23 Jun 2023 16:08:49 +0900
Subject: [PATCH] chore(scanner): do not show logs when lsof: no Internet files
 located (#1688)

---
 scanner/base.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/scanner/base.go b/scanner/base.go
index ef491dd8f1..5321af00ac 100644
--- a/scanner/base.go
+++ b/scanner/base.go
@@ -1305,10 +1305,15 @@ func (l *base) parseGrepProcMap(stdout string) (soPaths []string) {
 	return soPaths
 }
 
+var errLSOFNoInternetFiles = xerrors.New("no Internet files located")
+
 func (l *base) lsOfListen() (string, error) {
-	cmd := `lsof -i -P -n`
+	cmd := `lsof -i -P -n -V`
 	r := l.exec(util.PrependProxyEnv(cmd), sudo)
 	if !r.isSuccess() {
+		if strings.TrimSpace(r.Stdout) == "lsof: no Internet files located" {
+			return "", xerrors.Errorf("Failed to lsof: %w", errLSOFNoInternetFiles)
+		}
 		return "", xerrors.Errorf("Failed to lsof: %s", r)
 	}
 	return r.Stdout, nil
@@ -1364,7 +1369,7 @@ func (l *base) pkgPs(getOwnerPkgs func([]string) ([]string, error)) error {
 
 	pidListenPorts := map[string][]models.PortStat{}
 	stdout, err = l.lsOfListen()
-	if err != nil {
+	if err != nil && !xerrors.Is(err, errLSOFNoInternetFiles) {
 		// warning only, continue scanning
 		l.log.Warnf("Failed to lsof: %+v", err)
 	}