diff options
Diffstat (limited to 'cmd/podman')
| -rw-r--r-- | cmd/podman/containers/exec.go | 7 | ||||
| -rw-r--r-- | cmd/podman/containers/run.go | 5 |
2 files changed, 12 insertions, 0 deletions
diff --git a/cmd/podman/containers/exec.go b/cmd/podman/containers/exec.go index da450054f..e301ca588 100644 --- a/cmd/podman/containers/exec.go +++ b/cmd/podman/containers/exec.go @@ -10,6 +10,7 @@ import ( "github.com/containers/podman/v2/libpod/define" "github.com/containers/podman/v2/pkg/domain/entities" envLib "github.com/containers/podman/v2/pkg/env" + "github.com/containers/podman/v2/pkg/rootless" "github.com/pkg/errors" "github.com/spf13/cobra" "github.com/spf13/pflag" @@ -110,6 +111,12 @@ func exec(_ *cobra.Command, args []string) error { execOpts.Envs = envLib.Join(execOpts.Envs, cliEnv) + for fd := 3; fd < int(3+execOpts.PreserveFDs); fd++ { + if !rootless.IsFdInherited(fd) { + return errors.Errorf("file descriptor %d is not available - the preserve-fds option requires that file descriptors must be passed", fd) + } + } + if !execDetach { streams := define.AttachStreams{} streams.OutputStream = os.Stdout diff --git a/cmd/podman/containers/run.go b/cmd/podman/containers/run.go index d26aed826..43484e2e4 100644 --- a/cmd/podman/containers/run.go +++ b/cmd/podman/containers/run.go @@ -125,6 +125,11 @@ func run(cmd *cobra.Command, args []string) error { if err := createInit(cmd); err != nil { return err } + for fd := 3; fd < int(3+runOpts.PreserveFDs); fd++ { + if !rootless.IsFdInherited(fd) { + return errors.Errorf("file descriptor %d is not available - the preserve-fds option requires that file descriptors must be passed", fd) + } + } imageName := args[0] if !cliVals.RootFS { |