39 lines
858 B
Go
39 lines
858 B
Go
package main
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import (
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"os"
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"os/exec"
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"github.com/containers/storage"
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"github.com/containers/storage/pkg/mflag"
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"github.com/containers/storage/pkg/unshare"
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)
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func unshareFn(flags *mflag.FlagSet, action string, m storage.Store, args []string) (int, error) {
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unshare.MaybeReexecUsingUserNamespace(true)
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if len(args) == 0 {
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shell := os.Getenv("SHELL")
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if shell == "" {
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shell = "/bin/sh"
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}
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args = []string{shell}
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}
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cmd := exec.Command(args[0], args[1:]...)
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cmd.Stdin, cmd.Stdout, cmd.Stderr = os.Stdin, os.Stdout, os.Stderr
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if err := cmd.Run(); err != nil {
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return 1, err
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}
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return 0, nil
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}
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func init() {
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commands = append(commands, command{
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names: []string{"unshare"},
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usage: "Run a command in a user namespace",
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optionsHelp: "[command [...]]",
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minArgs: 0,
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maxArgs: -1,
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action: unshareFn,
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})
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}
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