forked from mirror/gitea
91 lines
1.9 KiB
Go
91 lines
1.9 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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//go:build ignore
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// +build ignore
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package main
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import (
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"bytes"
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"crypto/sha1"
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"fmt"
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"log"
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"net/http"
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"os"
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"path/filepath"
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"strconv"
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"github.com/shurcooL/vfsgen"
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)
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func needsUpdate(dir, filename string) (bool, []byte) {
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needRegen := false
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_, err := os.Stat(filename)
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if err != nil {
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needRegen = true
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}
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oldHash, err := os.ReadFile(filename + ".hash")
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if err != nil {
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oldHash = []byte{}
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}
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hasher := sha1.New()
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err = filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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_, _ = hasher.Write([]byte(info.Name()))
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_, _ = hasher.Write([]byte(info.ModTime().String()))
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_, _ = hasher.Write([]byte(strconv.FormatInt(info.Size(), 16)))
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return nil
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})
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if err != nil {
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return true, oldHash
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}
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newHash := hasher.Sum([]byte{})
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if bytes.Compare(oldHash, newHash) != 0 {
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return true, newHash
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}
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return needRegen, newHash
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}
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func main() {
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if len(os.Args) < 4 {
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log.Fatal("Insufficient number of arguments. Need: directory packageName filename")
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}
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dir, packageName, filename := os.Args[1], os.Args[2], os.Args[3]
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var useGlobalModTime bool
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if len(os.Args) == 5 {
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useGlobalModTime, _ = strconv.ParseBool(os.Args[4])
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}
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update, newHash := needsUpdate(dir, filename)
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if !update {
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fmt.Printf("bindata for %s already up-to-date\n", packageName)
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return
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}
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fmt.Printf("generating bindata for %s\n", packageName)
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var fsTemplates http.FileSystem = http.Dir(dir)
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err := vfsgen.Generate(fsTemplates, vfsgen.Options{
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PackageName: packageName,
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BuildTags: "bindata",
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VariableName: "Assets",
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Filename: filename,
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UseGlobalModTime: useGlobalModTime,
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})
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if err != nil {
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log.Fatalf("%v\n", err)
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}
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_ = os.WriteFile(filename+".hash", newHash, 0o666)
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}
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