Fix check download mode

cube/cube-transfer/conf/transfer.conf

@@ -2,7 +2,7 @@
 dict_name: test_dict
 mode: base_only
 download_mode: http
-wget_port:8009
+wget_port: 8009
 buildtool_local: /home/work/Serving/build/output/bin/cube-builder
 donefile_address: http://127.0.0.1/home/work/dangyifei/donefile
 output_address: /home/work/dangyifei/test-transfer/test_data/output

cube/cube-transfer/src/cube-transfer.go

@@ -96,7 +96,7 @@ Log options:
 	logex.Notice(">>> Mode:", transfer.Dict.DictMode)
 
 	transfer.Dict.DownloadMode = configMgr.Read("default", "download_mode")
-	if transfer.Dict.DownloadMode != "http" || transfer.Dict.DownloadMode != "ftp" {
+	if transfer.Dict.DownloadMode != "http" && transfer.Dict.DownloadMode != "ftp" {
 		fmt.Fprintln(os.Stderr, "ERROR: nead [default] download_mode in config_file! only support ftp or http")
 		fmt.Fprintln(os.Stderr, usage)
 		os.Exit(1)