2 GoCheese -- Python private package repository and caching proxy
3 Copyright (C) 2019-2021 Sergey Matveev <stargrave@stargrave.org>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, version 3 of the License.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
29 var NoSync = os.Getenv("GOCHEESE_NO_SYNC") == "1"
31 func TempFile(dir string) (*os.File, error) {
32 // Assume that probability of suffix collision is negligible
33 suffix := strconv.FormatInt(time.Now().UnixNano()+int64(os.Getpid()), 16)
34 name := filepath.Join(dir, "nncp"+suffix)
35 return os.OpenFile(name, os.O_RDWR|os.O_CREATE|os.O_EXCL, os.FileMode(0666))
38 func DirSync(dirPath string) error {
42 fd, err := os.Open(dirPath)
54 func WriteFileSync(dirPath, filePath string, data []byte, mtime time.Time) error {
55 dst, err := TempFile(dirPath)
59 if _, err = dst.Write(data); err != nil {
65 if err = dst.Sync(); err != nil {
72 if err = os.Chtimes(dst.Name(), mtime, mtime); err != nil {
75 if err = os.Rename(dst.Name(), filePath); err != nil {
78 return DirSync(dirPath)
81 func mkdirForPkg(w http.ResponseWriter, r *http.Request, pkgName string) bool {
82 path := filepath.Join(Root, pkgName)
83 if _, err := os.Stat(path); os.IsNotExist(err) {
84 if err = os.Mkdir(path, os.FileMode(0777)); err != nil {
85 log.Println("error", r.RemoteAddr, "mkdir", pkgName, err)
86 http.Error(w, err.Error(), http.StatusInternalServerError)
89 log.Println(r.RemoteAddr, "mkdir", pkgName)