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-rw-r--r--pkg/sentry/fs/gofer/context_file.go14
-rw-r--r--pkg/sentry/fs/gofer/inode.go18
2 files changed, 30 insertions, 2 deletions
diff --git a/pkg/sentry/fs/gofer/context_file.go b/pkg/sentry/fs/gofer/context_file.go
index 44b72582a..2125dafef 100644
--- a/pkg/sentry/fs/gofer/context_file.go
+++ b/pkg/sentry/fs/gofer/context_file.go
@@ -59,6 +59,20 @@ func (c *contextFile) setAttr(ctx context.Context, valid p9.SetAttrMask, attr p9
return err
}
+func (c *contextFile) getXattr(ctx context.Context, name string, size uint64) (string, error) {
+ ctx.UninterruptibleSleepStart(false)
+ val, err := c.file.GetXattr(name, size)
+ ctx.UninterruptibleSleepFinish(false)
+ return val, err
+}
+
+func (c *contextFile) setXattr(ctx context.Context, name, value string, flags uint32) error {
+ ctx.UninterruptibleSleepStart(false)
+ err := c.file.SetXattr(name, value, flags)
+ ctx.UninterruptibleSleepFinish(false)
+ return err
+}
+
func (c *contextFile) allocate(ctx context.Context, mode p9.AllocateMode, offset, length uint64) error {
ctx.UninterruptibleSleepStart(false)
err := c.file.Allocate(mode, offset, length)
diff --git a/pkg/sentry/fs/gofer/inode.go b/pkg/sentry/fs/gofer/inode.go
index 245fe2ef1..98d1a8a48 100644
--- a/pkg/sentry/fs/gofer/inode.go
+++ b/pkg/sentry/fs/gofer/inode.go
@@ -38,8 +38,7 @@ import (
//
// +stateify savable
type inodeOperations struct {
- fsutil.InodeNotVirtual `state:"nosave"`
- fsutil.InodeNoExtendedAttributes `state:"nosave"`
+ fsutil.InodeNotVirtual `state:"nosave"`
// fileState implements fs.CachedFileObject. It exists
// to break a circular load dependency between inodeOperations
@@ -604,6 +603,21 @@ func (i *inodeOperations) Truncate(ctx context.Context, inode *fs.Inode, length
return i.fileState.file.setAttr(ctx, p9.SetAttrMask{Size: true}, p9.SetAttr{Size: uint64(length)})
}
+// GetXattr implements fs.InodeOperations.GetXattr.
+func (i *inodeOperations) GetXattr(ctx context.Context, inode *fs.Inode, name string, size uint64) (string, error) {
+ return i.fileState.file.getXattr(ctx, name, size)
+}
+
+// SetXattr implements fs.InodeOperations.SetXattr.
+func (i *inodeOperations) SetXattr(ctx context.Context, inode *fs.Inode, name string, value string, flags uint32) error {
+ return i.fileState.file.setXattr(ctx, name, value, flags)
+}
+
+// ListXattr implements fs.InodeOperations.ListXattr.
+func (i *inodeOperations) ListXattr(context.Context, *fs.Inode) (map[string]struct{}, error) {
+ return nil, syscall.EOPNOTSUPP
+}
+
// Allocate implements fs.InodeOperations.Allocate.
func (i *inodeOperations) Allocate(ctx context.Context, inode *fs.Inode, offset, length int64) error {
// This can only be called for files anyway.