tzssangglass commented on code in PR #7826:
URL: https://github.com/apache/apisix/pull/7826#discussion_r959429748
##########
apisix/plugins/log-rotate.lua:
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@@ -219,24 +247,41 @@ end
local function rotate_file(files, now_time, max_kept)
+ if isempty(files) then
+ return
+ end
+
+ local new_files = new_tab(2, 0)
+ -- rename the log files
for _, file in ipairs(files) do
local now_date = os_date("%Y-%m-%d_%H-%M-%S", now_time)
local new_file = rename_file(default_logs[file], now_date)
if not new_file then
return
end
- local pid = process.get_master_pid()
- core.log.warn("send USR1 signal to master process [", pid, "] for
reopening log file")
- local ok, err = signal.kill(pid, signal.signum("USR1"))
- if not ok then
- core.log.error("failed to send USR1 signal for reopening log file:
", err)
- end
+ tab_insert(new_files, new_file)
+ end
- if enable_compression then
+ -- send signal to reopen
+ local pid = process.get_master_pid()
+ core.log.warn("send USR1 signal to master process [", pid, "] for
reopening log file")
+ local ok, err = signal.kill(pid, signal.signum("USR1"))
+ if not ok then
+ core.log.error("failed to send USR1 signal for reopening log file: ",
err)
+ end
+
+ if enable_compression then
+ -- to avoid losing logs during compression
+ ngx_sleep(0.5)
+ wait_old_nginx_exit()
Review Comment:
sleeping 0.5s then 10s seems strange, sleeping 10s directly?
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