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bugfix: removing stale objects from udp logger (#1544)

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Nirojan Selvanathan 2020-05-07 06:24:37 +02:00 committed by GitHub
parent 5570e64356
commit a328fcce80
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1 changed files with 25 additions and 0 deletions
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25
apisix/plugins/udp-logger.lua
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@ -22,6 +22,9 @@ local tostring = tostring
local buffers = {}
local ngx = ngx
local udp = ngx.socket.udp
local ipairs = ipairs
local stale_timer_running = false;
local timer_at = ngx.timer.at
local schema = {
type = "object",
@ -78,6 +81,22 @@ local function send_udp_data(conf, log_message)
end
local function remove_stale_objects(premature)
if premature then
return
end
for key, batch in ipairs(buffers) do
if #batch.entry_buffer.entries == 0 and #batch.batch_to_process == 0 then
core.log.debug("removing batch processor stale object, route id:", tostring(key))
buffers[key] = nil
end
end
stale_timer_running = false
end
function _M.log(conf)
local entry = log_util.get_full_log(ngx)
@ -88,6 +107,12 @@ function _M.log(conf)
local log_buffer = buffers[entry.route_id]
if not stale_timer_running then
-- run the timer every 30 mins if any log is present
timer_at(1800, remove_stale_objects)
stale_timer_running = true
end
if log_buffer then
log_buffer:push(entry)
return