fix logrotate empty file hole issue (#1561)

* fix logrotate empty file hole issue refer to https://github.com/ossrs/srs/issues/1554
2020-01-08 17:54:06 +08:00 · 2020-01-08 17:54:06 +08:00 · 459488bcf8
commit 459488bcf8
parent b5f4b96060
1 changed files with 1 additions and 1 deletions
--- a/trunk/src/app/srs_app_log.cpp
+++ b/trunk/src/app/srs_app_log.cpp
@ -414,7 +414,7 @@ void SrsFastLog::open_log_file()
    
    if(fd == -1 && errno == ENOENT) {
        fd = open(filename.c_str(), 
-            O_RDWR | O_CREAT | O_TRUNC, 
+            O_RDWR | O_CREAT | O_TRUNC | O_APPEND/*logrotate copytruncate need this flag*/, 
            S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH
        );
    }