From 765f99b26705c8d6fe2be4feb07f4c91e7eb96f9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ond=C5=99ej=20Lyson=C4=9Bk?= Date: Thu, 5 Apr 2018 12:29:03 +0200 Subject: [PATCH 51/59] Improve documentation of better_stou in the man page --- vsftpd.conf.5 | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/vsftpd.conf.5 b/vsftpd.conf.5 index 6911a73..e9ae474 100644 --- a/vsftpd.conf.5 +++ b/vsftpd.conf.5 @@ -68,7 +68,12 @@ trick the C library into loading a user-created configuration file from the Default: NO .TP .B better_stou -Use better file name generation algorithm for the STOU command. +Use a better file name generation algorithm for the STOU command. The default +original algorithm simply adds an increasing number suffix to the file name, +which is prone to race conditions if multiple uploaders use the STOU command +with the same file name simultaneously, which can result in failure of the +command. The new algorithm adds a unique random six character suffix to +the file name, which works much better in face of concurrent uploads. Default: NO .TP -- 2.14.4