46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
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// Copyright 2019 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package kernfs
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import (
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"gvisor.dev/gvisor/pkg/abi/linux"
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"gvisor.dev/gvisor/pkg/sentry/context"
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"gvisor.dev/gvisor/pkg/sentry/kernel/auth"
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)
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type staticSymlink struct {
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InodeAttrs
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InodeNoopRefCount
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InodeSymlink
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target string
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}
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var _ Inode = (*staticSymlink)(nil)
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// NewStaticSymlink creates a new symlink file pointing to 'target'.
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func NewStaticSymlink(creds *auth.Credentials, ino uint64, perm linux.FileMode, target string) *Dentry {
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inode := &staticSymlink{target: target}
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inode.Init(creds, ino, linux.ModeSymlink|perm)
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d := &Dentry{}
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d.Init(inode)
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return d
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}
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func (s *staticSymlink) Readlink(_ context.Context) (string, error) {
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return s.target, nil
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}
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