vfs/file.go

62 lines
1.9 KiB
Go

/*
* Copyright (c) 2015 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package main
import (
"bazil.org/fuse"
"golang.org/x/net/context"
"io/ioutil"
"log"
)
type versionedFile struct {
node *versionedNode
inode uint64
parent *versionedDir
}
func newVersionedFile(node *versionedNode, inode uint64, parent *versionedDir) *versionedFile {
return &versionedFile{
node: node,
inode: inode,
parent: parent}
}
func (this versionedFile) Attr(attr *fuse.Attr) {
log.Printf("versionedFile::Attr: %s", this.node)
this.node.attr(attr)
attr.Inode = this.inode
}
func (this versionedFile) ReadAll(ctx context.Context) ([]byte, error) {
log.Printf("versionedFile::ReadAll: %s", this.node)
bytes, err := ioutil.ReadFile(this.node.rebasedPath())
if err != nil {
return nil, err
}
return bytes, nil
}