+++ /dev/null
-// Copyright 2020 The Go 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 proxydir provides functions for writing module data to a directory
-// in proxy format, so that it can be used as a module proxy by setting
-// GOPROXY="file://<dir>".
-package proxydir
-
-import (
- "archive/zip"
- "fmt"
- "io"
- "io/ioutil"
- "os"
- "path/filepath"
- "strings"
-
- "golang.org/x/tools/internal/testenv"
-)
-
-// WriteModuleVersion creates a directory in the proxy dir for a module.
-func WriteModuleVersion(rootDir, module, ver string, files map[string][]byte) (rerr error) {
- dir := filepath.Join(rootDir, module, "@v")
- if err := os.MkdirAll(dir, 0755); err != nil {
- return err
- }
-
- // The go command checks for versions by looking at the "list" file. Since
- // we are supporting multiple versions, create this file if it does not exist
- // or append the version number to the preexisting file.
- f, err := os.OpenFile(filepath.Join(dir, "list"), os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
- if err != nil {
- return err
- }
- defer checkClose("list file", f, &rerr)
- if _, err := f.WriteString(ver + "\n"); err != nil {
- return err
- }
-
- // Serve the go.mod file on the <version>.mod url, if it exists. Otherwise,
- // serve a stub.
- modContents, ok := files["go.mod"]
- if !ok {
- modContents = []byte("module " + module)
- }
- if err := ioutil.WriteFile(filepath.Join(dir, ver+".mod"), modContents, 0644); err != nil {
- return err
- }
-
- // info file, just the bare bones.
- infoContents := []byte(fmt.Sprintf(`{"Version": "%v", "Time":"2017-12-14T13:08:43Z"}`, ver))
- if err := ioutil.WriteFile(filepath.Join(dir, ver+".info"), infoContents, 0644); err != nil {
- return err
- }
-
- // zip of all the source files.
- f, err = os.OpenFile(filepath.Join(dir, ver+".zip"), os.O_CREATE|os.O_WRONLY, 0644)
- if err != nil {
- return err
- }
- defer checkClose("zip file", f, &rerr)
- z := zip.NewWriter(f)
- defer checkClose("zip writer", z, &rerr)
- for name, contents := range files {
- zf, err := z.Create(module + "@" + ver + "/" + name)
- if err != nil {
- return err
- }
- if _, err := zf.Write(contents); err != nil {
- return err
- }
- }
-
- return nil
-}
-
-func checkClose(name string, closer io.Closer, err *error) {
- if cerr := closer.Close(); cerr != nil && *err == nil {
- *err = fmt.Errorf("closing %s: %v", name, cerr)
- }
-}
-
-// ToURL returns the file uri for a proxy directory.
-func ToURL(dir string) string {
- if testenv.Go1Point() >= 13 {
- // file URLs on Windows must start with file:///. See golang.org/issue/6027.
- path := filepath.ToSlash(dir)
- if !strings.HasPrefix(path, "/") {
- path = "/" + path
- }
- return "file://" + path
- } else {
- // Prior to go1.13, the Go command on Windows only accepted GOPROXY file URLs
- // of the form file://C:/path/to/proxy. This was incorrect: when parsed, "C:"
- // is interpreted as the host. See golang.org/issue/6027. This has been
- // fixed in go1.13, but we emit the old format for old releases.
- return "file://" + filepath.ToSlash(dir)
- }
-}