68 lines
1.2 KiB
Go
68 lines
1.2 KiB
Go
package main
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import (
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"errors"
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"flag"
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"fmt"
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"os"
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"os/user"
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)
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var (
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ego *user.User
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command []string
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verbose bool
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method = machinectl
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userName string
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methodFlags [2]bool
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printVersion bool
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)
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const (
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machinectl uint8 = iota
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machinectlBare
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sudo
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)
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func init() {
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flag.StringVar(&userName, "u", "ego", "Specify a username")
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flag.BoolVar(&methodFlags[0], "sudo", false, "Use 'sudo' to change user")
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flag.BoolVar(&methodFlags[1], "bare", false, "Use 'machinectl' but skip xdg-desktop-portal setup")
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flag.BoolVar(&verbose, "v", false, "Verbose output")
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flag.BoolVar(&printVersion, "V", false, "Print version")
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}
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func copyArgs() {
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if printVersion {
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fmt.Println(Version)
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os.Exit(0)
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}
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command = flag.Args()
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switch { // zero value is machinectl
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case methodFlags[0]:
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method = sudo
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case methodFlags[1]:
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method = machinectlBare
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}
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if u, err := user.Lookup(userName); err != nil {
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if errors.As(err, new(user.UnknownUserError)) {
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fmt.Println("unknown user", userName)
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} else {
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// unreachable
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panic(err)
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}
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os.Exit(1)
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} else {
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ego = u
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}
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if verbose {
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fmt.Println("Running command", command, "as user", ego.Username, "("+ego.Uid+")")
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}
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}
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