8c5996c6bc7d756c7c72c944cde8ea29ebfbd0a5
The plain OP_REQ_IMPORT + TryReserveForImport path already delivers race-free exclusive access for every observable feature; the lease two-phase commit (OP_REQ_IMPORT_EXT, control lease frames, serverImportLease) only added identity-replacement detection and pre-import busy advertisement, neither of which is asserted by any feature test. TryReserveForImport now runs as a single critical section under inventoryAccess, closing the TOCTOU window the LeaseIdentity recheck used to guard. Export interface loses LeaseIdentity/LeaseCheck. controlPingLoop writes directly via writeControlMessage, dropping the clientControlSession holder and the controlSession/controlAccess fields on ClientService. Control protocol drops the ImportLease capability bit; controlExtensionCapabilities is now PayloadFrames | DeviceStateV2.
sing-box
The universal proxy platform.
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Copyright (C) 2022 by nekohasekai <contact-sagernet@sekai.icu>
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