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| author | Dean Deng <deandeng@google.com> | 2020-03-26 21:47:46 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-03-26 21:52:24 -0700 |
| commit | 76a7ace751bfd4b16411edbc0a2b06d0308b8832 (patch) | |
| tree | fd1cb700af0cbe5c271f3a166b670d51fd65e00b /pkg/sentry/vfs/anonfs.go | |
| parent | 137f3614009b0ef931c1d00a083b4ae8e6a39bc9 (diff) | |
Add BoundEndpointAt filesystem operation.
BoundEndpointAt() is needed to support Unix sockets bound at a
file path, corresponding to BoundEndpoint() in VFS1.
Updates #1476.
PiperOrigin-RevId: 303258251
Diffstat (limited to 'pkg/sentry/vfs/anonfs.go')
| -rw-r--r-- | pkg/sentry/vfs/anonfs.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/pkg/sentry/vfs/anonfs.go b/pkg/sentry/vfs/anonfs.go index a62e43589..f58867066 100644 --- a/pkg/sentry/vfs/anonfs.go +++ b/pkg/sentry/vfs/anonfs.go @@ -21,6 +21,7 @@ import ( "gvisor.dev/gvisor/pkg/context" "gvisor.dev/gvisor/pkg/fspath" "gvisor.dev/gvisor/pkg/sentry/kernel/auth" + "gvisor.dev/gvisor/pkg/sentry/socket/unix/transport" "gvisor.dev/gvisor/pkg/syserror" "gvisor.dev/gvisor/pkg/usermem" ) @@ -222,6 +223,14 @@ func (fs *anonFilesystem) UnlinkAt(ctx context.Context, rp *ResolvingPath) error return syserror.EPERM } +// BoundEndpointAt implements FilesystemImpl.BoundEndpointAt. +func (fs *anonFilesystem) BoundEndpointAt(ctx context.Context, rp *ResolvingPath) (transport.BoundEndpoint, error) { + if !rp.Final() { + return nil, syserror.ENOTDIR + } + return nil, syserror.ECONNREFUSED +} + // ListxattrAt implements FilesystemImpl.ListxattrAt. func (fs *anonFilesystem) ListxattrAt(ctx context.Context, rp *ResolvingPath) ([]string, error) { if !rp.Done() { |