From 43eac3eb406eb95ab40ddc07442e0dcd0834642b Mon Sep 17 00:00:00 2001
From: Maycon Santos <mlsmaycon@gmail.com>
Date: Wed, 31 Aug 2022 17:55:07 +0200
Subject: [PATCH] validate systemctl command

---
 service_systemd_linux.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/service_systemd_linux.go b/service_systemd_linux.go
index 45eafe3..74e48cc 100644
--- a/service_systemd_linux.go
+++ b/service_systemd_linux.go
@@ -9,6 +9,7 @@ import (
 	"errors"
 	"fmt"
 	"os"
+	"os/exec"
 	"os/signal"
 	"path/filepath"
 	"regexp"
@@ -22,6 +23,9 @@ func isSystemd() bool {
 	if _, err := os.Stat("/run/systemd/system"); err == nil {
 		return true
 	}
+	if _, err = exec.LookPath("systemctl"); err != nil {
+		return false
+	}
 	if _, err := os.Stat("/proc/1/comm"); err == nil {
 		filerc, err := os.Open("/proc/1/comm")
 		if err != nil {