/usr/share/gocode/src/github.com/hanwen/go-fuse/zipfs/zipfs.go is in golang-github-hanwen-go-fuse-dev 0.0~git20171124.0.14c3015-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | // Copyright 2016 the Go-FUSE Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package zipfs
import (
"archive/zip"
"bytes"
"fmt"
"io"
"os"
"path/filepath"
"strings"
"github.com/hanwen/go-fuse/fuse"
"github.com/hanwen/go-fuse/fuse/nodefs"
)
type ZipFile struct {
*zip.File
}
func (f *ZipFile) Stat(out *fuse.Attr) {
out.Mode = fuse.S_IFREG | uint32(f.File.Mode())
out.Size = uint64(f.File.UncompressedSize)
out.Mtime = uint64(f.File.ModTime().Unix())
out.Atime = out.Mtime
out.Ctime = out.Mtime
}
func (f *ZipFile) Data() []byte {
zf := (*f)
rc, err := zf.Open()
if err != nil {
panic(err)
}
dest := bytes.NewBuffer(make([]byte, 0, f.UncompressedSize))
_, err = io.CopyN(dest, rc, int64(f.UncompressedSize))
if err != nil {
panic(err)
}
return dest.Bytes()
}
// NewZipTree creates a new file-system for the zip file named name.
func NewZipTree(name string) (map[string]MemFile, error) {
r, err := zip.OpenReader(name)
if err != nil {
return nil, err
}
out := map[string]MemFile{}
for _, f := range r.File {
if strings.HasSuffix(f.Name, "/") {
continue
}
n := filepath.Clean(f.Name)
zf := &ZipFile{f}
out[n] = zf
}
return out, nil
}
func NewArchiveFileSystem(name string) (root nodefs.Node, err error) {
var files map[string]MemFile
switch {
case strings.HasSuffix(name, ".zip"):
files, err = NewZipTree(name)
case strings.HasSuffix(name, ".tar.gz"):
files, err = NewTarCompressedTree(name, "gz")
case strings.HasSuffix(name, ".tar.bz2"):
files, err = NewTarCompressedTree(name, "bz2")
case strings.HasSuffix(name, ".tar"):
f, err := os.Open(name)
if err != nil {
return nil, err
}
files = NewTarTree(f)
default:
return nil, fmt.Errorf("unknown archive format %q", name)
}
if err != nil {
return nil, err
}
mfs := NewMemTreeFs(files)
mfs.Name = fmt.Sprintf("fs(%s)", name)
return mfs.Root(), nil
}
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