summaryrefslogtreecommitdiffhomepage
path: root/pkg/sentry/fsimpl/kernfs/symlink.go
diff options
context:
space:
mode:
Diffstat (limited to 'pkg/sentry/fsimpl/kernfs/symlink.go')
-rw-r--r--pkg/sentry/fsimpl/kernfs/symlink.go54
1 files changed, 0 insertions, 54 deletions
diff --git a/pkg/sentry/fsimpl/kernfs/symlink.go b/pkg/sentry/fsimpl/kernfs/symlink.go
deleted file mode 100644
index 0ee7eb9b7..000000000
--- a/pkg/sentry/fsimpl/kernfs/symlink.go
+++ /dev/null
@@ -1,54 +0,0 @@
-// Copyright 2019 The gVisor Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package kernfs
-
-import (
- "gvisor.dev/gvisor/pkg/abi/linux"
- "gvisor.dev/gvisor/pkg/context"
- "gvisor.dev/gvisor/pkg/sentry/kernel/auth"
-)
-
-// StaticSymlink provides an Inode implementation for symlinks that point to
-// a immutable target.
-type StaticSymlink struct {
- InodeAttrs
- InodeNoopRefCount
- InodeSymlink
-
- target string
-}
-
-var _ Inode = (*StaticSymlink)(nil)
-
-// NewStaticSymlink creates a new symlink file pointing to 'target'.
-func NewStaticSymlink(creds *auth.Credentials, ino uint64, target string) *Dentry {
- inode := &StaticSymlink{}
- inode.Init(creds, ino, target)
-
- d := &Dentry{}
- d.Init(inode)
- return d
-}
-
-// Init initializes the instance.
-func (s *StaticSymlink) Init(creds *auth.Credentials, ino uint64, target string) {
- s.target = target
- s.InodeAttrs.Init(creds, ino, linux.ModeSymlink|0777)
-}
-
-// Readlink implements Inode.
-func (s *StaticSymlink) Readlink(_ context.Context) (string, error) {
- return s.target, nil
-}