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reduce the number of skipped packet numbers for long connections

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This commit is contained in:
Marten Seemann 2020-11-26 14:47:49 +07:00
parent 416d88990b
commit 431dff2172
4 changed files with 53 additions and 45 deletions
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8
internal/protocol/params.go
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@ -48,8 +48,12 @@ const MaxServerUnprocessedPackets = 1024
// MaxSessionUnprocessedPackets is the max number of packets stored in each session that are not yet processed.
const MaxSessionUnprocessedPackets = 256
// SkipPacketAveragePeriodLength is the average period length in which one packet number is skipped to prevent an Optimistic ACK attack
const SkipPacketAveragePeriodLength PacketNumber = 500
// SkipPacketInitialPeriod is the initial period length used for packet number skipping to prevent an Optimistic ACK attack.
// Every time a packet number is skipped, the period is doubled, up to SkipPacketMaxPeriod.
const SkipPacketInitialPeriod PacketNumber = 256
// SkipPacketMaxPeriod is the maximum period length used for packet number skipping.
const SkipPacketMaxPeriod PacketNumber = 128 * 1024
// MaxAcceptQueueSize is the maximum number of sessions that the server queues for accepting.
// If the queue is full, new connection attempts will be rejected.