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move congestion controller related constants to the congestion package

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Marten Seemann
2020-01-22 14:40:14 +07:00
parent 62d3a4166a
commit 31e4691ffd
9 changed files with 144 additions and 146 deletions
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13
internal/protocol/params.go
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@@ -8,13 +8,8 @@ const MaxPacketSizeIPv4 = 1252
// MaxPacketSizeIPv6 is the maximum packet size that we use for sending IPv6 packets.
const MaxPacketSizeIPv6 = 1232
const defaultMaxCongestionWindowPackets = 10000
// DefaultMaxCongestionWindow is the default for the max congestion window
const DefaultMaxCongestionWindow ByteCount = defaultMaxCongestionWindowPackets * DefaultTCPMSS
// InitialCongestionWindow is the initial congestion window in QUIC packets
const InitialCongestionWindow ByteCount = 32 * DefaultTCPMSS
// MaxCongestionWindowPackets is the maximum congestion window in packet.
const MaxCongestionWindowPackets = 10000
// MaxUndecryptablePackets limits the number of undecryptable packets that are queued in the session.
const MaxUndecryptablePackets = 10
@@ -45,7 +40,7 @@ const DefaultMaxIncomingStreams = 100
const DefaultMaxIncomingUniStreams = 100
// MaxSessionUnprocessedPackets is the max number of packets stored in each session that are not yet processed.
const MaxSessionUnprocessedPackets = defaultMaxCongestionWindowPackets
const MaxSessionUnprocessedPackets = MaxCongestionWindowPackets
// SkipPacketAveragePeriodLength is the average period length in which one packet number is skipped to prevent an Optimistic ACK attack
const SkipPacketAveragePeriodLength PacketNumber = 500
@@ -66,7 +61,7 @@ const RetryTokenValidity = 10 * time.Second
// MaxOutstandingSentPackets is maximum number of packets saved for retransmission.
// When reached, it imposes a soft limit on sending new packets:
// Sending ACKs and retransmission is still allowed, but now new regular packets can be sent.
const MaxOutstandingSentPackets = 2 * defaultMaxCongestionWindowPackets
const MaxOutstandingSentPackets = 2 * MaxCongestionWindowPackets
// MaxTrackedSentPackets is maximum number of sent packets saved for retransmission.
// When reached, no more packets will be sent.