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-rw-r--r--cmd/podman/unshare.go75
1 files changed, 0 insertions, 75 deletions
diff --git a/cmd/podman/unshare.go b/cmd/podman/unshare.go
deleted file mode 100644
index 28d17a319..000000000
--- a/cmd/podman/unshare.go
+++ /dev/null
@@ -1,75 +0,0 @@
-// +build !remoteclient
-
-package main
-
-import (
- "fmt"
- "os"
- "os/exec"
-
- "github.com/containers/libpod/cmd/podman/cliconfig"
- "github.com/containers/libpod/pkg/adapter"
- "github.com/containers/libpod/pkg/rootless"
- "github.com/pkg/errors"
- "github.com/spf13/cobra"
-)
-
-var (
- unshareDescription = "Runs a command in a modified user namespace."
- _unshareCommand = &cobra.Command{
- Use: "unshare [flags] [COMMAND [ARG]]",
- Short: "Run a command in a modified user namespace",
- Long: unshareDescription,
- RunE: func(cmd *cobra.Command, args []string) error {
- unshareCommand.InputArgs = args
- unshareCommand.GlobalFlags = MainGlobalOpts
- return unshareCmd(&unshareCommand)
- },
- Example: `podman unshare id
- podman unshare cat /proc/self/uid_map,
- podman unshare podman-script.sh`,
- }
- unshareCommand cliconfig.PodmanCommand
-)
-
-func init() {
- unshareCommand.Command = _unshareCommand
- unshareCommand.SetHelpTemplate(HelpTemplate())
- unshareCommand.SetUsageTemplate(UsageTemplate())
- flags := _unshareCommand.Flags()
- flags.SetInterspersed(false)
-}
-
-func unshareEnv(graphroot, runroot string) []string {
- return append(os.Environ(), "_CONTAINERS_USERNS_CONFIGURED=done",
- fmt.Sprintf("CONTAINERS_GRAPHROOT=%s", graphroot),
- fmt.Sprintf("CONTAINERS_RUNROOT=%s", runroot))
-}
-
-// unshareCmd execs whatever using the ID mappings that we want to use for ourselves
-func unshareCmd(c *cliconfig.PodmanCommand) error {
-
- if isRootless := rootless.IsRootless(); !isRootless {
- return errors.Errorf("please use unshare with rootless")
- }
- // exec the specified command, if there is one
- if len(c.InputArgs) < 1 {
- // try to exec the shell, if one's set
- shell, shellSet := os.LookupEnv("SHELL")
- if !shellSet {
- return errors.Errorf("no command specified and no $SHELL specified")
- }
- c.InputArgs = []string{shell}
- }
-
- runtime, err := adapter.GetRuntime(getContext(), c)
- if err != nil {
- return err
- }
- cmd := exec.Command(c.InputArgs[0], c.InputArgs[1:]...)
- cmd.Env = unshareEnv(runtime.StorageConfig().GraphRoot, runtime.StorageConfig().RunRoot)
- cmd.Stdin = os.Stdin
- cmd.Stdout = os.Stdout
- cmd.Stderr = os.Stderr
- return cmd.Run()
-}