【运维发布】进程看门狗：崩溃自愈的检测频率与熔断保护

local fails, restarts = 0, 0
setontimerex(81, 30)
function ontimer81()
    if pingServer() then
        fails = 0
        return
    end
    fails = fails + 1
    if fails >= 2 and restarts < 5 then
        restarts = restarts + 1
        setsysvarex("WATCHDOG_RESTART_" .. os.date("%m%d"), restarts, 1)
        startServer()
        fails = 0
    end
end

local function tripBreaker()
    setsysvarex("WATCHDOG_BREAK", 1, 1)
    sendcentermsg("服务波动处理中，请稍候重连")
    setsysvar("ONCALL_PING", os.time())
end