X-Git-Url: http://www.git.cypherpunks.ru/?p=gocheese.git;a=blobdiff_plain;f=fileutils.go;h=34e6e748956922fb8d7a79ac234828514d3da960;hp=218b800156d086093dea82767ee351a3c0b289de;hb=HEAD;hpb=60bbf40bfc8b720f176faef55b5403986db86f8c

diff --git a/fileutils.go b/fileutils.go
index 218b800..9655d0a 100644
--- a/fileutils.go
+++ b/fileutils.go
@@ -1,19 +1,17 @@
-/*
-GoCheese -- Python private package repository and caching proxy
-Copyright (C) 2019-2021 Sergey Matveev <stargrave@stargrave.org>
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, version 3 of the License.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
+// GoCheese -- Python private package repository and caching proxy
+// Copyright (C) 2019-2024 Sergey Matveev <stargrave@stargrave.org>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, version 3 of the License.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 package main
 
@@ -22,17 +20,25 @@ import (
 	"net/http"
 	"os"
 	"path/filepath"
-	"strconv"
 	"time"
 )
 
-var NoSync = os.Getenv("GOCHEESE_NO_SYNC") == "1"
+var (
+	NoSync   = os.Getenv("GOCHEESE_NO_SYNC") == "1"
+	UmaskCur int
+)
 
 func TempFile(dir string) (*os.File, error) {
-	// Assume that probability of suffix collision is negligible
-	suffix := strconv.FormatInt(time.Now().UnixNano()+int64(os.Getpid()), 16)
-	name := filepath.Join(dir, "nncp"+suffix)
-	return os.OpenFile(name, os.O_RDWR|os.O_CREATE|os.O_EXCL, os.FileMode(0666))
+	tmp, err := os.CreateTemp(dir, "gocheese")
+	if err != nil {
+		return nil, err
+	}
+	err = os.Chmod(tmp.Name(), os.FileMode(0666&^UmaskCur))
+	if err != nil {
+		tmp.Close()
+		return nil, err
+	}
+	return tmp, nil
 }
 
 func DirSync(dirPath string) error {