Fix log file open and bundle uncompressed files

client/internal/debug/debug.go

@@ -1060,10 +1060,10 @@ func (g *BundleGenerator) addRotatedLogFiles(logDir string) {
 			log.Warnf("failed to glob rotated logs: %v", err)
 			return
 		}
+		files = uncompressedFiles
 		if len(files) == 0 {
 			return
 		}
-		files = uncompressedFiles
 	}
 
 	// sort files by modification time (newest first)

util/log.go

@@ -117,7 +117,7 @@ func isRotationDisabled(logger *log.Logger) bool {
 
 func setupLogFile(logPath string, disableRotation bool) (io.Writer, error) {
 	if disableRotation {
-		file, err := openOrCreateFile(logPath)
+		file, err := os.OpenFile(logPath, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0o640)
 		if err != nil {
 			return nil, fmt.Errorf("failed opening log file: %s", err)
 		}