mirror of
https://github.com/MikaylaFischler/cc-mek-scada.git
synced 2024-08-30 18:22:34 +00:00
277 lines
8.7 KiB
Lua
277 lines
8.7 KiB
Lua
--
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-- Nuclear Generation Facility SCADA Coordinator
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--
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require("/initenv").init_env()
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local comms = require("scada-common.comms")
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local crash = require("scada-common.crash")
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local log = require("scada-common.log")
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local mqueue = require("scada-common.mqueue")
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local network = require("scada-common.network")
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local ppm = require("scada-common.ppm")
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local util = require("scada-common.util")
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local configure = require("coordinator.configure")
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local coordinator = require("coordinator.coordinator")
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local iocontrol = require("coordinator.iocontrol")
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local renderer = require("coordinator.renderer")
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local sounder = require("coordinator.sounder")
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local threads = require("coordinator.threads")
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local COORDINATOR_VERSION = "v1.5.5"
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local CHUNK_LOAD_DELAY_S = 30.0
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local println = util.println
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local println_ts = util.println_ts
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local log_render = coordinator.log_render
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local log_sys = coordinator.log_sys
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local log_boot = coordinator.log_boot
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local log_comms = coordinator.log_comms
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local log_crypto = coordinator.log_crypto
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----------------------------------------
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-- get configuration
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----------------------------------------
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-- mount connected devices (required for monitor setup)
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ppm.mount_all()
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local wait_on_load = true
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local loaded, monitors = coordinator.load_config()
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-- if the computer just started, its chunk may have just loaded (...or the user rebooted)
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-- if monitor config failed, maybe an adjacent chunk containing all or part of a monitor has not loaded yet, so keep trying
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while wait_on_load and loaded == 2 and os.clock() < CHUNK_LOAD_DELAY_S do
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term.clear()
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term.setCursorPos(1, 1)
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println("There was a monitor configuration problem at boot.\n")
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println("Startup will keep trying every 2s in case of chunk load delays.\n")
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println(util.sprintf("The configurator will be started in %ds if all attempts fail.\n", math.max(0, CHUNK_LOAD_DELAY_S - os.clock())))
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println("(click to skip to the configurator)")
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local timer_id = util.start_timer(2)
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while true do
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local event, param1 = util.pull_event()
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if event == "timer" and param1 == timer_id then
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-- remount and re-attempt
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ppm.mount_all()
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loaded, monitors = coordinator.load_config()
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break
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elseif event == "mouse_click" or event == "terminate" then
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wait_on_load = false
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break
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end
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end
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end
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if loaded ~= 0 then
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-- try to reconfigure (user action)
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local success, error = configure.configure(loaded, monitors)
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if success then
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loaded, monitors = coordinator.load_config()
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if loaded ~= 0 then
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println(util.trinary(loaded == 2, "monitor configuration invalid", "failed to load a valid configuration") .. ", please reconfigure")
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return
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end
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else
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println("configuration error: " .. error)
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return
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end
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end
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-- passed checks, good now
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---@cast monitors monitors_struct
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local config = coordinator.config
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----------------------------------------
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-- log init
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----------------------------------------
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log.init(config.LogPath, config.LogMode, config.LogDebug)
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log.info("========================================")
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log.info("BOOTING coordinator.startup " .. COORDINATOR_VERSION)
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log.info("========================================")
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println(">> SCADA Coordinator " .. COORDINATOR_VERSION .. " <<")
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crash.set_env("coordinator", COORDINATOR_VERSION)
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crash.dbg_log_env()
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----------------------------------------
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-- main application
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----------------------------------------
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local function main()
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----------------------------------------
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-- system startup
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----------------------------------------
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-- log mounts now since mounting was done before logging was ready
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ppm.log_mounts()
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-- report versions/init fp PSIL
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iocontrol.init_fp(COORDINATOR_VERSION, comms.version)
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-- init renderer
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renderer.configure(config)
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renderer.set_displays(monitors)
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renderer.init_displays()
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renderer.init_dmesg()
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-- lets get started!
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log.info("monitors ready, dmesg output incoming...")
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log_render("displays connected and reset")
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log_sys("system start on " .. os.date("%c"))
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log_boot("starting " .. COORDINATOR_VERSION)
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----------------------------------------
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-- memory allocation
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----------------------------------------
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-- shared memory across threads
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---@class crd_shared_memory
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local __shared_memory = {
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-- time and date format for display
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date_format = util.trinary(config.Time24Hour, "%X \x04 %A, %B %d %Y", "%r \x04 %A, %B %d %Y"),
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-- coordinator system state flags
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---@class crd_state
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crd_state = {
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fp_ok = false,
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ui_ok = true, -- default true, used to abort on fail
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link_fail = false,
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shutdown = false
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},
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-- core coordinator devices
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crd_dev = {
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modem = ppm.get_wireless_modem(),
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speaker = ppm.get_device("speaker")
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},
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-- system objects
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crd_sys = {
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nic = nil, ---@type nic
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coord_comms = nil, ---@type coord_comms
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conn_watchdog = nil ---@type watchdog
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},
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-- message queues
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q = {
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mq_render = mqueue.new()
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}
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}
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local smem_dev = __shared_memory.crd_dev
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local smem_sys = __shared_memory.crd_sys
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local crd_state = __shared_memory.crd_state
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----------------------------------------
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-- setup alarm sounder subsystem
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----------------------------------------
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if smem_dev.speaker == nil then
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log_boot("annunciator alarm speaker not found")
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println("startup> speaker not found")
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log.fatal("no annunciator alarm speaker found")
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return
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else
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local sounder_start = util.time_ms()
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log_boot("annunciator alarm speaker connected")
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sounder.init(smem_dev.speaker, config.SpeakerVolume)
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log_boot("tone generation took " .. (util.time_ms() - sounder_start) .. "ms")
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log_sys("annunciator alarm configured")
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iocontrol.fp_has_speaker(true)
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end
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----------------------------------------
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-- setup communications
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----------------------------------------
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-- message authentication init
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if type(config.AuthKey) == "string" and string.len(config.AuthKey) > 0 then
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local init_time = network.init_mac(config.AuthKey)
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log_crypto("HMAC init took " .. init_time .. "ms")
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end
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-- get the communications modem
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if smem_dev.modem == nil then
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log_comms("wireless modem not found")
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println("startup> wireless modem not found")
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log.fatal("no wireless modem on startup")
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return
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else
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log_comms("wireless modem connected")
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iocontrol.fp_has_modem(true)
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end
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-- create connection watchdog
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smem_sys.conn_watchdog = util.new_watchdog(config.SVR_Timeout)
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smem_sys.conn_watchdog.cancel()
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log.debug("startup> conn watchdog created")
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-- create network interface then setup comms
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smem_sys.nic = network.nic(smem_dev.modem)
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smem_sys.coord_comms = coordinator.comms(COORDINATOR_VERSION, smem_sys.nic, smem_sys.conn_watchdog)
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log.debug("startup> comms init")
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log_comms("comms initialized")
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----------------------------------------
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-- start front panel
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----------------------------------------
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log_render("starting front panel UI...")
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local fp_message
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crd_state.fp_ok, fp_message = renderer.try_start_fp()
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if not crd_state.fp_ok then
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log_render(util.c("front panel UI error: ", fp_message))
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println_ts("front panel UI creation failed")
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log.fatal(util.c("front panel GUI render failed with error ", fp_message))
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return
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else log_render("front panel ready") end
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----------------------------------------
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-- start system
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----------------------------------------
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-- init threads
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local main_thread = threads.thread__main(__shared_memory)
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local render_thread = threads.thread__render(__shared_memory)
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log.info("startup> completed")
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-- run threads
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parallel.waitForAll(main_thread.p_exec, render_thread.p_exec)
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renderer.close_ui()
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renderer.close_fp()
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sounder.stop()
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log_sys("system shutdown")
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if crd_state.link_fail then println_ts("failed to connect to supervisor") end
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if not crd_state.ui_ok then println_ts("main UI creation failed") end
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-- close on error exit (such as UI error)
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if smem_sys.coord_comms.is_linked() then smem_sys.coord_comms.close() end
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println_ts("exited")
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log.info("exited")
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end
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if not xpcall(main, crash.handler) then
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pcall(renderer.close_ui)
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pcall(renderer.close_fp)
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pcall(sounder.stop)
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crash.exit()
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else
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log.close()
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end
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