Dmitriy Ryajov b2ea5a3c77 Concurrent upgrades (#489) ... * adding an upgraded event to conn * set stopped flag asap * trigger upgradded event on conn * set concurrency limit for accepts * backporting semaphore from tcp-limits2 * export unittests module * make params explicit * tone down debug logs * adding semaphore tests * use semaphore to throttle concurent upgrades * add libp2p scope * trigger upgraded event before any other events * add event handler for connection upgrade * cleanup upgraded event on conn close * make upgrades slot release rebust * dont forget to release slot on nil connection * misc * make sure semaphore is always released * minor improvements and a nil check * removing unneeded comment * make upgradeMonitor a non-closure proc * make sure the `upgraded` event is initialized * handle exceptions in accepts when stopping * don't leak exceptions when stopping accept loops		2021-01-04 12:59:05 -06:00
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tcptransport.nim	Concurrent upgrades (#489)	2021-01-04 12:59:05 -06:00
transport.nim	adding libp2p tag to logScope (#465)	2020-12-01 11:34:27 -06:00