maxClients = flag.Int("maxclients", 128, "Maximal amount of simultaneous clients")
version = flag.Bool("version", false, "Print version information")
warranty = flag.Bool("warranty", false, "Print warranty information")
+
+ killed bool
)
func mkdirForPkg(w http.ResponseWriter, r *http.Request, dir string) bool {
func refreshDir(w http.ResponseWriter, r *http.Request, dir, filenameGet string) bool {
if _, err := os.Stat(filepath.Join(*root, dir, InternalFlag)); err == nil {
- log.Println(r.RemoteAddr, "pypi refresh skip, internal package", dir)
return true
}
- log.Println(r.RemoteAddr, "pypi refresh", dir)
resp, err := http.Get(*pypiURL + dir + "/")
if err != nil {
http.Error(w, err.Error(), http.StatusBadGateway)
return false
}
- defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
+ resp.Body.Close()
if err != nil {
http.Error(w, err.Error(), http.StatusBadGateway)
return false
return false
}
if filename == filenameGet {
+ if killed {
+ // Skip heavy remote call, when shutting down
+ http.Error(w, "shutting down", http.StatusInternalServerError)
+ return false
+ }
log.Println(r.RemoteAddr, "pypi download", filename)
path = filepath.Join(*root, dir, filename)
resp, err = http.Get(uri)
_, err = os.Stat(path)
if err == nil {
continue
- } else {
- if !os.IsNotExist(err) {
- http.Error(w, err.Error(), http.StatusInternalServerError)
- return false
- }
+ }
+ if !os.IsNotExist(err) {
+ http.Error(w, err.Error(), http.StatusInternalServerError)
+ return false
}
log.Println(r.RemoteAddr, "pypi touch", filename)
if err = ioutil.WriteFile(path, digest, os.FileMode(0666)); err != nil {
}
func listRoot(w http.ResponseWriter, r *http.Request) {
- log.Println(r.RemoteAddr, "root")
files, err := ioutil.ReadDir(*root)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
- w.Write([]byte(fmt.Sprintf(HTMLBegin, "root", "root")))
+ var result bytes.Buffer
+ result.WriteString(fmt.Sprintf(HTMLBegin, "root", "root"))
for _, file := range files {
if file.Mode().IsDir() {
- w.Write([]byte(fmt.Sprintf(
+ result.WriteString(fmt.Sprintf(
HTMLElement,
*refreshURLPath+file.Name()+"/",
file.Name(),
- )))
+ ))
}
}
- w.Write([]byte(HTMLEnd))
+ result.WriteString(HTMLEnd)
+ w.Write(result.Bytes())
}
func listDir(w http.ResponseWriter, r *http.Request, dir string, autorefresh bool) {
- log.Println(r.RemoteAddr, "dir", dir)
dirPath := filepath.Join(*root, dir)
if autorefresh {
if !refreshDir(w, r, dir, "") {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
- w.Write([]byte(fmt.Sprintf(HTMLBegin, dir, dir)))
+ var result bytes.Buffer
+ result.WriteString(fmt.Sprintf(HTMLBegin, dir, dir))
var data []byte
var filenameClean string
for _, file := range files {
if !strings.HasSuffix(file.Name(), SHA256Ext) {
continue
}
+ if killed {
+ // Skip expensive I/O when shutting down
+ http.Error(w, "shutting down", http.StatusInternalServerError)
+ return
+ }
data, err = ioutil.ReadFile(filepath.Join(dirPath, file.Name()))
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
filenameClean = strings.TrimSuffix(file.Name(), SHA256Ext)
- w.Write([]byte(fmt.Sprintf(
+ result.WriteString(fmt.Sprintf(
HTMLElement,
strings.Join([]string{
*refreshURLPath, dir, "/",
- filenameClean, "#", SHA256Prefix, string(data),
+ filenameClean, "#", SHA256Prefix, hex.EncodeToString(data),
}, ""),
filenameClean,
- )))
+ ))
}
- w.Write([]byte(HTMLEnd))
+ result.WriteString(HTMLEnd)
+ w.Write(result.Bytes())
}
func servePkg(w http.ResponseWriter, r *http.Request, dir, filename string) {
- log.Println(r.RemoteAddr, "pkg", filename)
+ log.Println(r.RemoteAddr, "get", filename)
path := filepath.Join(*root, dir, filename)
if _, err := os.Stat(path); os.IsNotExist(err) {
if !refreshDir(w, r, dir, filename) {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
+ var digestExpected []byte
+ if digestExpectedHex, exists := r.MultipartForm.Value["sha256_digest"]; exists {
+ digestExpected, err = hex.DecodeString(digestExpectedHex[0])
+ if err != nil {
+ http.Error(w, "bad sha256_digest: "+err.Error(), http.StatusBadRequest)
+ return
+ }
+ }
for _, file := range r.MultipartForm.File["content"] {
filename := file.Filename
- log.Println(r.RemoteAddr, "upload", filename, "by", username)
+ log.Println(r.RemoteAddr, "put", filename, "by", username)
dir := filename[:strings.LastIndex(filename, "-")]
dirPath := filepath.Join(*root, dir)
path := filepath.Join(dirPath, filename)
return
}
dst.Close()
+ digest := hasher.Sum(nil)
+ if digestExpected != nil {
+ if bytes.Compare(digestExpected, digest) == 0 {
+ log.Println(r.RemoteAddr, filename, "good checksum received")
+ } else {
+ log.Println(r.RemoteAddr, filename, "bad checksum received")
+ http.Error(w, "bad checksum", http.StatusBadRequest)
+ os.Remove(dst.Name())
+ return
+ }
+ }
if err = os.Rename(dst.Name(), path); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
- if err = ioutil.WriteFile(path+SHA256Ext, hasher.Sum(nil), os.FileMode(0666)); err != nil {
+ if err = ioutil.WriteFile(path+SHA256Ext, digest, os.FileMode(0666)); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
}
func handler(w http.ResponseWriter, r *http.Request) {
- if r.Method == "GET" {
+ switch r.Method {
+ case "GET":
var path string
var autorefresh bool
if strings.HasPrefix(r.URL.Path, *norefreshURLPath) {
} else {
servePkg(w, r, parts[0], parts[1])
}
- } else if r.Method == "POST" {
+ case "POST":
serveUpload(w, r)
+ default:
+ http.Error(w, "unknown action", http.StatusBadRequest)
}
}
needsRefreshPasswd := make(chan os.Signal, 0)
needsShutdown := make(chan os.Signal, 0)
- killed := make(chan error, 0)
+ exitErr := make(chan error, 0)
signal.Notify(needsRefreshPasswd, syscall.SIGHUP)
signal.Notify(needsShutdown, syscall.SIGTERM, syscall.SIGINT)
go func() {
}()
go func(s *http.Server) {
<-needsShutdown
+ killed = true
log.Println("Shutting down")
ctx, cancel := context.WithTimeout(context.TODO(), time.Minute)
- killed <- s.Shutdown(ctx)
+ exitErr <- s.Shutdown(ctx)
cancel()
}(server)
if err != http.ErrServerClosed {
log.Fatal(err)
}
- if err := <-killed; err != nil {
+ if err := <-exitErr; err != nil {
log.Fatal(err)
}
}