Remove httpfs package

You want to know something silly? There are multiple versions of
go-bindata floating around in the world, and they have different
features and flags.

This httpfs package was written with
https://github.com/go-bindata/go-bindata and uses the -fs flag. Most
everyone else (nixpkgs, homebrew) seems to have moved over to this fork
https://github.com/kevinburke/go-bindata, which does not have that
feature.

Run `go generate` with this installed and you'll get an error like `flag
provided but not defined: -fs`.

It looks like `httpfs` is the odd one out here, and it's not used
anywhere I can find either here or waypoint, so let's just remove it so
we can `go generate` cleanly with the version of go-bindata that most
people are using.
This commit is contained in:
Paul Hinze 2022-01-11 17:14:54 -06:00
parent dc03dd9cad
commit ab5a7f2b27
No known key found for this signature in database
GPG Key ID: B69DEDF2D55501C0
6 changed files with 0 additions and 496 deletions

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// Package httpfs Code generated by go-bindata. (@generated) DO NOT EDIT.
// sources:
// testdata/dir/hello.txt
// testdata/dir/subdir/child.txt
package httpfs
import (
"bytes"
"compress/gzip"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"path/filepath"
"strings"
"time"
)
func bindataRead(data, name string) ([]byte, error) {
gz, err := gzip.NewReader(strings.NewReader(data))
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
var buf bytes.Buffer
_, err = io.Copy(&buf, gz)
clErr := gz.Close()
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
if clErr != nil {
return nil, err
}
return buf.Bytes(), nil
}
type asset struct {
bytes []byte
info os.FileInfo
}
type bindataFileInfo struct {
name string
size int64
mode os.FileMode
modTime time.Time
}
// Name return file name
func (fi bindataFileInfo) Name() string {
return fi.name
}
// Size return file size
func (fi bindataFileInfo) Size() int64 {
return fi.size
}
// Mode return file mode
func (fi bindataFileInfo) Mode() os.FileMode {
return fi.mode
}
// ModTime return file modify time
func (fi bindataFileInfo) ModTime() time.Time {
return fi.modTime
}
// IsDir return file whether a directory
func (fi bindataFileInfo) IsDir() bool {
return fi.mode&os.ModeDir != 0
}
// Sys return file is sys mode
func (fi bindataFileInfo) Sys() interface{} {
return nil
}
type assetFile struct {
*bytes.Reader
name string
childInfos []os.FileInfo
childInfoOffset int
}
type assetOperator struct{}
// Open implement http.FileSystem interface
func (f *assetOperator) Open(name string) (http.File, error) {
var err error
if len(name) > 0 && name[0] == '/' {
name = name[1:]
}
content, err := Asset(name)
if err == nil {
return &assetFile{name: name, Reader: bytes.NewReader(content)}, nil
}
children, err := AssetDir(name)
if err == nil {
childInfos := make([]os.FileInfo, 0, len(children))
for _, child := range children {
childPath := filepath.Join(name, child)
info, errInfo := AssetInfo(filepath.Join(name, child))
if errInfo == nil {
childInfos = append(childInfos, info)
} else {
childInfos = append(childInfos, newDirFileInfo(childPath))
}
}
return &assetFile{name: name, childInfos: childInfos}, nil
} else {
// If the error is not found, return an error that will
// result in a 404 error. Otherwise the server returns
// a 500 error for files not found.
if strings.Contains(err.Error(), "not found") {
return nil, os.ErrNotExist
}
return nil, err
}
}
// Close no need do anything
func (f *assetFile) Close() error {
return nil
}
// Readdir read dir's children file info
func (f *assetFile) Readdir(count int) ([]os.FileInfo, error) {
if len(f.childInfos) == 0 {
return nil, os.ErrNotExist
}
if count <= 0 {
return f.childInfos, nil
}
if f.childInfoOffset+count > len(f.childInfos) {
count = len(f.childInfos) - f.childInfoOffset
}
offset := f.childInfoOffset
f.childInfoOffset += count
return f.childInfos[offset : offset+count], nil
}
// Stat read file info from asset item
func (f *assetFile) Stat() (os.FileInfo, error) {
if len(f.childInfos) != 0 {
return newDirFileInfo(f.name), nil
}
return AssetInfo(f.name)
}
// newDirFileInfo return default dir file info
func newDirFileInfo(name string) os.FileInfo {
return &bindataFileInfo{
name: name,
size: 0,
mode: os.FileMode(2147484068), // equal os.FileMode(0644)|os.ModeDir
modTime: time.Time{}}
}
// AssetFile return a http.FileSystem instance that data backend by asset
func AssetFile() http.FileSystem {
return &assetOperator{}
}
var _dirHelloTxt = "\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\xf2\x48\xcd\xc9\xc9\xe7\x02\x04\x00\x00\xff\xff\x16\x35\x96\x31\x06\x00\x00\x00"
func dirHelloTxtBytes() ([]byte, error) {
return bindataRead(
_dirHelloTxt,
"dir/hello.txt",
)
}
func dirHelloTxt() (*asset, error) {
bytes, err := dirHelloTxtBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "dir/hello.txt", size: 0, mode: os.FileMode(0), modTime: time.Unix(0, 0)}
a := &asset{bytes: bytes, info: info}
return a, nil
}
var _dirSubdirChildTxt = "\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\xce\xc8\xcc\x49\xe1\x02\x04\x00\x00\xff\xff\x9d\x28\xeb\x77\x06\x00\x00\x00"
func dirSubdirChildTxtBytes() ([]byte, error) {
return bindataRead(
_dirSubdirChildTxt,
"dir/subdir/child.txt",
)
}
func dirSubdirChildTxt() (*asset, error) {
bytes, err := dirSubdirChildTxtBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "dir/subdir/child.txt", size: 0, mode: os.FileMode(0), modTime: time.Unix(0, 0)}
a := &asset{bytes: bytes, info: info}
return a, nil
}
// Asset loads and returns the asset for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func Asset(name string) ([]byte, error) {
cannonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[cannonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("Asset %s can't read by error: %v", name, err)
}
return a.bytes, nil
}
return nil, fmt.Errorf("Asset %s not found", name)
}
// MustAsset is like Asset but panics when Asset would return an error.
// It simplifies safe initialization of global variables.
func MustAsset(name string) []byte {
a, err := Asset(name)
if err != nil {
panic("asset: Asset(" + name + "): " + err.Error())
}
return a
}
// AssetInfo loads and returns the asset info for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func AssetInfo(name string) (os.FileInfo, error) {
cannonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[cannonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("AssetInfo %s can't read by error: %v", name, err)
}
return a.info, nil
}
return nil, fmt.Errorf("AssetInfo %s not found", name)
}
// AssetNames returns the names of the assets.
func AssetNames() []string {
names := make([]string, 0, len(_bindata))
for name := range _bindata {
names = append(names, name)
}
return names
}
// _bindata is a table, holding each asset generator, mapped to its name.
var _bindata = map[string]func() (*asset, error){
"dir/hello.txt": dirHelloTxt,
"dir/subdir/child.txt": dirSubdirChildTxt,
}
// AssetDir returns the file names below a certain
// directory embedded in the file by go-bindata.
// For example if you run go-bindata on data/... and data contains the
// following hierarchy:
// data/
// foo.txt
// img/
// a.png
// b.png
// then AssetDir("data") would return []string{"foo.txt", "img"}
// AssetDir("data/img") would return []string{"a.png", "b.png"}
// AssetDir("foo.txt") and AssetDir("notexist") would return an error
// AssetDir("") will return []string{"data"}.
func AssetDir(name string) ([]string, error) {
node := _bintree
if len(name) != 0 {
cannonicalName := strings.Replace(name, "\\", "/", -1)
pathList := strings.Split(cannonicalName, "/")
for _, p := range pathList {
node = node.Children[p]
if node == nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
}
}
if node.Func != nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
rv := make([]string, 0, len(node.Children))
for childName := range node.Children {
rv = append(rv, childName)
}
return rv, nil
}
type bintree struct {
Func func() (*asset, error)
Children map[string]*bintree
}
var _bintree = &bintree{nil, map[string]*bintree{
"dir": {nil, map[string]*bintree{
"hello.txt": {dirHelloTxt, map[string]*bintree{}},
"subdir": {nil, map[string]*bintree{
"child.txt": {dirSubdirChildTxt, map[string]*bintree{}},
}},
}},
}}
// RestoreAsset restores an asset under the given directory
func RestoreAsset(dir, name string) error {
data, err := Asset(name)
if err != nil {
return err
}
info, err := AssetInfo(name)
if err != nil {
return err
}
err = os.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755))
if err != nil {
return err
}
err = ioutil.WriteFile(_filePath(dir, name), data, info.Mode())
if err != nil {
return err
}
err = os.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime())
if err != nil {
return err
}
return nil
}
// RestoreAssets restores an asset under the given directory recursively
func RestoreAssets(dir, name string) error {
children, err := AssetDir(name)
// File
if err != nil {
return RestoreAsset(dir, name)
}
// Dir
for _, child := range children {
err = RestoreAssets(dir, filepath.Join(name, child))
if err != nil {
return err
}
}
return nil
}
func _filePath(dir, name string) string {
cannonicalName := strings.Replace(name, "\\", "/", -1)
return filepath.Join(append([]string{dir}, strings.Split(cannonicalName, "/")...)...)
}

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package httpfs
import (
"io"
"net/http"
"os"
"path/filepath"
)
// Copy copies the file src to dst from the filesystem fs. If src is
// a directory, then all contents in the directory will be copied into the
// directory dst. If src is a file, then it will be copied directly to dst.
func Copy(fs http.FileSystem, dst, src string) error {
f, err := fs.Open(src)
if err != nil {
return err
}
defer f.Close()
fi, err := f.Stat()
if err != nil {
return err
}
// If this is a file, then copy the file as-is to the destination path
// and we're done.
if !fi.IsDir() {
dstF, err := os.OpenFile(dst, os.O_RDWR|os.O_CREATE|os.O_TRUNC, mode(fi))
if err != nil {
return err
}
defer dstF.Close()
_, err = io.Copy(dstF, f)
return err
}
// Create this directory
if _, err := os.Stat(dst); err != nil {
if !os.IsNotExist(err) {
return err
}
if err := os.Mkdir(dst, mode(fi)); err != nil {
return err
}
}
// We want to copy all the files
fis, err := f.Readdir(-1)
if err != nil {
return err
}
for _, fi := range fis {
// fi.Name is in the format "src/filename" where src is the
// value of src. We need to get the relative path so that we can
// determine the proper target destination.
rel, err := filepath.Rel(src, fi.Name())
if err != nil {
return err
}
// Recurse!
if err := Copy(fs, filepath.Join(dst, rel), fi.Name()); err != nil {
return err
}
}
return nil
}
// mode returns the proper mode to use for creating files
func mode(fi os.FileInfo) os.FileMode {
if fi.IsDir() {
// We always return this. We don't use fi.Mode because go-bindata
// sets it to non-executable.
return 0755
}
mode := fi.Mode()
if mode > 0 {
return mode
}
return 0644
}

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package httpfs
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/require"
)
func TestCopy_file(t *testing.T) {
require := require.New(t)
td, err := ioutil.TempDir("", "httpfs")
require.NoError(err)
defer os.RemoveAll(td)
path := filepath.Join(td, "file.txt")
require.NoError(Copy(AssetFile(), path, "dir/hello.txt"))
data, err := ioutil.ReadFile(path)
require.NoError(err)
require.Equal("Hello\n", string(data))
}
func TestCopy_dir(t *testing.T) {
require := require.New(t)
td, err := ioutil.TempDir("", "httpfs")
require.NoError(err)
defer os.RemoveAll(td)
require.NoError(Copy(AssetFile(), td, "dir"))
{
data, err := ioutil.ReadFile(filepath.Join(td, "hello.txt"))
require.NoError(err)
require.Equal("Hello\n", string(data))
}
{
data, err := ioutil.ReadFile(filepath.Join(td, "subdir", "child.txt"))
require.NoError(err)
require.Equal("Child\n", string(data))
}
}

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package httpfs
//go:generate go-bindata -fs -nomemcopy -nometadata -pkg httpfs -o bindata_test.go -prefix testdata/ testdata/...

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Hello

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Child