bzp2010 commented on code in PR #7884:
URL: https://github.com/apache/apisix/pull/7884#discussion_r965557052
##########
apisix/plugins/file-logger.lua:
##########
@@ -116,11 +119,16 @@ local function write_file_data(conf, log_message)
if not file then
core.log.error("failed to open file: ", conf.path, ", error info: ",
err)
else
- local ok, err = file:write(msg, '\n')
+ -- file:write(msg, "\n") will call fwrite several times
+ -- which will cause problem with the log output
+ -- it should be atomic
+ msg = msg .. "\n"
+ local ok, err = file:write(msg)
if not ok then
core.log.error("failed to write file: ", conf.path, ", error info:
", err)
else
- file:flush()
+ -- No buffering model don't need flush, write to file directly
+ -- file:flush()
Review Comment:
If they are no longer needed, do we need to delete it? BTW, the code lint
point this too, there is an empty if branch.
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