diff options
Diffstat (limited to 'runsc/boot/vfs.go')
| -rw-r--r-- | runsc/boot/vfs.go | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/runsc/boot/vfs.go b/runsc/boot/vfs.go index 252ca07e3..e7d6035bb 100644 --- a/runsc/boot/vfs.go +++ b/runsc/boot/vfs.go @@ -37,6 +37,7 @@ import ( "gvisor.dev/gvisor/pkg/sentry/fsimpl/proc" "gvisor.dev/gvisor/pkg/sentry/fsimpl/sys" "gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs" + "gvisor.dev/gvisor/pkg/sentry/inet" "gvisor.dev/gvisor/pkg/sentry/kernel" "gvisor.dev/gvisor/pkg/sentry/kernel/auth" "gvisor.dev/gvisor/pkg/sentry/vfs" @@ -89,6 +90,12 @@ func registerFilesystems(k *kernel.Kernel) error { if err := ttydev.Register(vfsObj); err != nil { return fmt.Errorf("registering ttydev: %w", err) } + tunSupported := tundev.IsNetTunSupported(inet.StackFromContext(ctx)) + if tunSupported { + if err := tundev.Register(vfsObj); err != nil { + return fmt.Errorf("registering tundev: %v", err) + } + } if kernel.FUSEEnabled { if err := fuse.Register(vfsObj); err != nil { @@ -96,9 +103,6 @@ func registerFilesystems(k *kernel.Kernel) error { } } - if err := tundev.Register(vfsObj); err != nil { - return fmt.Errorf("registering tundev: %v", err) - } a, err := devtmpfs.NewAccessor(ctx, vfsObj, creds, devtmpfs.Name) if err != nil { return fmt.Errorf("creating devtmpfs accessor: %w", err) @@ -114,8 +118,10 @@ func registerFilesystems(k *kernel.Kernel) error { if err := ttydev.CreateDevtmpfsFiles(ctx, a); err != nil { return fmt.Errorf("creating ttydev devtmpfs files: %w", err) } - if err := tundev.CreateDevtmpfsFiles(ctx, a); err != nil { - return fmt.Errorf("creating tundev devtmpfs files: %v", err) + if tunSupported { + if err := tundev.CreateDevtmpfsFiles(ctx, a); err != nil { + return fmt.Errorf("creating tundev devtmpfs files: %v", err) + } } if kernel.FUSEEnabled { |