fortify/cli.go
Ophestra Umiker da7e404bcf
main: implement sudo and machinectl launcher methods
This does almost exactly what github:intgr/ego does, with some minor optimisations and corrections.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>
2024-07-15 23:29:21 +09:00

52 lines
1.0 KiB
Go

package main
import (
"errors"
"flag"
"fmt"
"os"
"os/user"
)
var (
userName string
methodFlags [2]bool
printVersion bool
mustPulse bool
)
func init() {
flag.StringVar(&userName, "u", "ego", "Specify a username")
flag.BoolVar(&methodFlags[0], "sudo", false, "Use 'sudo' to change user")
flag.BoolVar(&methodFlags[1], "bare", false, "Use 'machinectl' but skip xdg-desktop-portal setup")
flag.BoolVar(&mustPulse, "pulse", false, "Treat unavailable PulseAudio as fatal")
flag.BoolVar(&verbose, "v", false, "Verbose output")
flag.BoolVar(&printVersion, "V", false, "Print version")
}
func copyArgs() {
if printVersion {
fmt.Println(Version)
os.Exit(0)
}
command = flag.Args()
if u, err := user.Lookup(userName); err != nil {
if errors.As(err, new(user.UnknownUserError)) {
fmt.Println("unknown user", userName)
} else {
// unreachable
panic(err)
}
os.Exit(1)
} else {
ego = u
}
if verbose {
fmt.Println("Running as user", ego.Username, "("+ego.Uid+"),", "command:", command)
}
}