initsystem

serviceName := "crond"

enabled, err := IsEnabled(serviceName)

if err != nil {
	fmt.Printf("Error: %v\n", err)
}

if enabled {
	fmt.Printf("Service %s is enabled\n", serviceName)
} else {
	fmt.Printf("Service %s is not enabled\n", serviceName)
}

Output:

serviceName := "crond"

if IsPresent(serviceName) {
	fmt.Printf("Service %s is present\n", serviceName)
} else {
	fmt.Printf("Unknown service %s\n", serviceName)
}

Output:

serviceName := "crond"

works, err := IsWorks(serviceName)

if err != nil {
	fmt.Printf("Error: %v\n", err)
}

if works {
	fmt.Printf("Service %s is working\n", serviceName)
} else {
	fmt.Printf("Service %s is stopped\n", serviceName)
}

Output:

if SysV() {
	fmt.Println("SysV init system is used")
}

Output:

if Systemd() {
	fmt.Println("Systemd init system is used")
}

Output:

if Upstart() {
	fmt.Println("Upstart init system is used")
}

Output: