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local pub = require 'pub'
local thread = require 'bee.thread'
local await = require 'await'
local timer = require 'timer'
local proto = require 'proto'
local vm = require 'vm'
local util = require 'utility'
local files = require 'files'
local lang = require 'language'
local ws = require 'workspace'
local m = {}
m.type = 'service'
local function countMemory()
local mems = {}
local total = 0
mems[0] = collectgarbage 'count'
total = total + collectgarbage 'count'
for id, brave in ipairs(pub.braves) do
mems[id] = brave.memory
total = total + brave.memory
end
return total, mems
end
function m.reportMemoryCollect()
local totalMemBefore = countMemory()
local clock = os.clock()
collectgarbage()
local passed = os.clock() - clock
local totalMemAfter, mems = countMemory()
local lines = {}
lines[#lines+1] = ' --------------- Memory ---------------'
lines[#lines+1] = (' Total: %.3f(%.3f) MB'):format(totalMemAfter / 1000.0, totalMemBefore / 1000.0)
for i = 0, #mems do
lines[#lines+1] = (' # %02d : %.3f MB'):format(i, mems[i] / 1000.0)
end
lines[#lines+1] = (' Collect garbage takes [%.3f] sec'):format(passed)
return table.concat(lines, '\n')
end
function m.reportMemory()
local totalMem, mems = countMemory()
local lines = {}
lines[#lines+1] = ' --------------- Memory ---------------'
lines[#lines+1] = (' Total: %.3f MB'):format(totalMem / 1000.0)
for i = 0, #mems do
lines[#lines+1] = (' # %02d : %.3f MB'):format(i, mems[i] / 1000.0)
end
return table.concat(lines, '\n')
end
function m.reportTask()
local total = 0
local running = 0
local suspended = 0
local normal = 0
local dead = 0
for co in pairs(await.coMap) do
total = total + 1
local status = coroutine.status(co)
if status == 'running' then
running = running + 1
elseif status == 'suspended' then
suspended = suspended + 1
elseif status == 'normal' then
normal = normal + 1
elseif status == 'dead' then
dead = dead + 1
end
end
local lines = {}
lines[#lines+1] = ' --------------- Coroutine ---------------'
lines[#lines+1] = (' Total: %d'):format(total)
lines[#lines+1] = (' Running: %d'):format(running)
lines[#lines+1] = (' Suspended: %d'):format(suspended)
lines[#lines+1] = (' Normal: %d'):format(normal)
lines[#lines+1] = (' Dead: %d'):format(dead)
return table.concat(lines, '\n')
end
function m.reportCache()
local total = 0
local dead = 0
for cache in pairs(vm.cacheTracker) do
total = total + 1
if cache.dead then
dead = dead + 1
end
end
local lines = {}
lines[#lines+1] = ' --------------- Cache ---------------'
lines[#lines+1] = (' Total: %d'):format(total)
lines[#lines+1] = (' Dead: %d'):format(dead)
return table.concat(lines, '\n')
end
function m.reportProto()
local holdon = 0
local waiting = 0
for _ in pairs(proto.holdon) do
holdon = holdon + 1
end
for _ in pairs(proto.waiting) do
waiting = waiting + 1
end
local lines = {}
lines[#lines+1] = ' --------------- Proto ---------------'
lines[#lines+1] = (' Holdon: %d'):format(holdon)
lines[#lines+1] = (' Waiting: %d'):format(waiting)
return table.concat(lines, '\n')
end
function m.report()
local t = timer.loop(60.0, function ()
local lines = {}
lines[#lines+1] = ''
lines[#lines+1] = '========= Medical Examination Report ========='
lines[#lines+1] = m.reportMemory()
lines[#lines+1] = m.reportTask()
lines[#lines+1] = m.reportCache()
lines[#lines+1] = m.reportProto()
lines[#lines+1] = '=============================================='
log.debug(table.concat(lines, '\n'))
end)
t:onTimer()
end
function m.startTimer()
while true do
pub.step()
if await.step() then
m.working = true
m.sleeping = false
goto CONTINUE
end
if m.working then
m.working = false
m.idleClock = os.clock()
end
thread.sleep(0.001)
::CONTINUE::
timer.update()
end
end
function m.checkSleep()
timer.loop(10, function ()
if not m.working and not m.sleeping and os.clock() - m.idleClock >= 300 then
m.sleeping = true
files.flushCache()
vm.flushCache()
ws.flushCache()
collectgarbage()
collectgarbage()
end
end)
end
function m.reportStatus()
local lastInfo
timer.loop(0.1, function ()
local info = {}
if m.working then
info.text = '$(loading~spin)Lua'
elseif m.sleeping then
info.text = "💤Lua"
else
info.text = '😺Lua'
end
info.tooltip = lang.script('WINDOW_LUA_STATUS', {
ast = files.astCount,
max = files.fileCount,
mem = collectgarbage('count') / 1000,
})
if util.equal(lastInfo, info) then
return
end
lastInfo = info
proto.notify('$/status/report', info)
end)()
end
function m.testVersion()
local stack = debug.setcstacklimit(200)
debug.setcstacklimit(stack + 1)
if debug.setcstacklimit(stack) == stack + 1 then
proto.notify('window/showMessage', {
type = 2,
message = 'It seems to be running in Lua 5.4.0 or Lua 5.4.1 . Please upgrade to Lua 5.4.2 or above. Otherwise, it may encounter weird "C stack overflow", resulting in failure to work properly',
})
end
end
function m.start()
util.enableCloseFunction()
await.setErrorHandle(log.error)
pub.recruitBraves(4)
proto.listen()
m.report()
m.checkSleep()
m.reportStatus()
m.testVersion()
require 'provider'
m.startTimer()
end
return m
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