local agw_service = require "service.agw"

local log = ngx.log

local ERR = ngx.ERR

local DEBUG = ngx.DEBUG

local new_timer = ngx.timer.at

local api_sync_interval = 3

local server_state_check_interval = 20

local api_sync_timer

local server_state_check_timer

-- sync api proxy infos from mysql

api_sync_timer = function(premature)

if not premature then

local ret, result = pcall(agw_service.syncApiInfo)

if ret then

log(DEBUG, "sync api info over")

else

log(ERR, "sync api info failed:", result)

end

new_timer(api_sync_interval, api_sync_timer)

end

end

-- check servers' status

server_state_check_timer = function(premature)

if not premature then

local ret, result = pcall(agw_service.checkState)

if ret then

log(DEBUG, "server state check over")

else

log(ERR, "error occured when check server state:", result)

end

new_timer(server_state_check_interval, server_state_check_timer)

end

end

local ok, err = new_timer(api_sync_interval, api_sync_timer)

if not ok then

log(ERR, "failed to create timer: ", err)

return

end

ok, err = new_timer(server_state_check_interval, server_state_check_timer)

if not ok then

log(ERR, "failed to create timer: ", err)

return

end