Release Summary

• feat(s2n-quic-dc-metrics): Support skipping sparse metrics emission #3002
• feat(s2n-quic-dc): Support querying event context on streams #3000
• feat(s2n-quic-dc): Support s2n-tls connection pooling; feat(s2n-quic-dc): Move server TLS builder to a Builder field; feat(s2n-quic-dc): Support configurable server stream TLS handshake timeouts #3004
• fix(s2n-quic-dc): Avoid excluding last poll from enqueued sojourn time #2988
• feat(s2n-quic-dc): Expose acceptor timing to application #3006
• feat(s2n-quic): Add a few frame and datagram lengths #3007
• feat(s2n-quic-dc): Instrument connect_tls with latency/error event tracking #2993
• feat(s2n-quic-dc-metrics): Expose Unit::Float in s2n-quic-dc-metrics #3011
• feat(s2n-quic-dc): Expose peer certificate chain for TLS streams #3009
• Send MtuProbingComplete frame in Normal mode instead of MtuProbing mode. In this way, MtuProbingComplete can be coalesced with other frames which reduces the number of PADDING frames and total packets in total to be sent. #2999

What's Changed

Other Changes 🔧

• feat(s2n-quic-dc): Initial server TLS support by @Mark-Simulacrum in #2989
• feat(s2n-codec): add list utilities for decoding by @jmayclin in #2997
• feat(s2n-quic-dc-metrics): Support skipping sparse metrics emission by @Mark-Simulacrum in #3002
• feat(s2n-quic-dc): Support querying event context on streams by @Mark-Simulacrum in #3000
• feat(s2n-quic-dc): Support per-acceptor TLS configuration and connection pooling by @Mark-Simulacrum in #3004
• fix(s2n-quic-dc): Avoid excluding last poll from enqueued sojourn time by @Mark-Simulacrum in #2988
• feat(s2n-quic-dc): Expose acceptor timing to application by @Mark-Simulacrum in #3006
• feat(s2n-quic): Add frame and datagram lengths by @Mark-Simulacrum in #3007
• refactor(s2n-events): Reduce generated diffs when changing metric definitions by @Mark-Simulacrum in #2993
• feat(s2n-quic-dc-metrics): Expose Unit::Float in s2n-quic-dc-metrics by @Mark-Simulacrum in #3011
• feat(s2n-quic-dc): Expose peer certificate chain for TLS streams by @Mark-Simulacrum in #3009
• test(s2n-quic-dc): Add test for unauthenticated closure by @Mark-Simulacrum in #3012
• feat(s2n-quic-dc): Expose client handshake limiter configuration by @Mark-Simulacrum in #3016
• chore(specs): remove a connection migration duvet TODO annotation by @boquan-fang in #3018
• fix(s2n-events): Avoid recursion limit in ID constants by @Mark-Simulacrum in #3017
• chore: add retry citation and cleanup by @WesleyRosenblum in #3019
• ci(interop): automate required.json updates from interop results by @WesleyRosenblum in #3020
• fix(ci): don't commit temp files to interop update PR by @WesleyRosenblum in #3022
• fix(s2n-quic-core): move MtuProbingComplete frame sending out of MtuProbing mode by @boquan-fang in #2999
• chore(s2n-quic): v1.77.0 release by @boquan-fang in #3025

Full Changelog: v1.76.0...v1.77.0

Release Summary:

• feat(s2n-quic-dc): Support client TLS streams
• feat(s2n-quic-dc): Split out missing credentials from Local errors
• fix(s2n-quic-dc-metrics): Fix panic on large Counter increments (>u32::MAX)

What's Changed

Other Changes 🔧

• fix(s2n-quic-dc): limit background handshake concurrency by @Mark-Simulacrum in #2968
• fix(ci): trigger title check upon pull request and title update by @jouho in #2984
• feat(s2n-quic-dc): Split out unknown path secret in acceptor from Local errors by @Mark-Simulacrum in #2985
• feat(s2n-quic-dc): Initial client TLS streams support by @Mark-Simulacrum in #2983
• chore(s2n-quic-transport): fix typos for naturally by @boquan-fang in #2994
• build(deps): update rand to v0.10 by @boquan-fang in #2987
• fix(s2n-quic-dc-metrics): Avoid panicking in Counter::increment with >u32::MAX count by @Mark-Simulacrum in #2995
• chore(s2n-quic): v1.76.0 release by @maddeleine in #2996

Full Changelog: v1.75.0...v1.76.0

Release Summaries:

• Fix incrementing deduplicated metrics for initial handshake entry #2980
• Expose PathSecretId from stream handles #2973
• Add From net::IpAddr impl for IpAddress #2979
• Split TCP stream connect errors further #2971

What's Changed

Other Changes 🔧

• chore(s2n-quic-dc) Add path secret state builder by @mhelkey in #2950
• chore(s2n-quic-dc): use cfg_if for gating in io.rs by @boquan-fang in #2969
• ci(interop): bump network simulator image by @kaukabrizvi in #2972
• chore(s2n-quic-transport): use try_recv from futures_channel crate by @boquan-fang in #2977
• fix(s2n-quic-dc): Fix incrementing deduplicated metrics by @Mark-Simulacrum in #2980
• feat(s2n-quic-dc): expose PathSecretId from stream handles by @Mark-Simulacrum in #2973
• Add Fromnet::IpAddr impl for IpAddress by @Mark-Simulacrum in #2979
• feat(s2n-quic-dc): Split TCP stream connect errors further by @Mark-Simulacrum in #2971
• chore(s2n-quic): v1.75.0 release by @boquan-fang in #2982

New Contributors

• @kaukabrizvi made their first contribution in #2972

Full Changelog: v1.74.0...v1.75.0

Release Summary:

Fix MtuProbingComplete frame bugs in s2n-quic-core and s2n-quic-dc.

What's Changed

Other Changes 🔧

• fix: send frame during inital probing and add event for dc endpoints by @boquan-fang in #2944
• chore: s2n-quic release 1.74.0 by @boquan-fang in #2966

Full Changelog: v1.73.0...v1.74.0

Release Summary

• dcQUIC endpoints won't send MtuProbingComplete frame if their peers don't support that frame. #2958
• Bump MSRV to 1.88.0. #2935
• fix(s2n-quic-dc): Retry binding to same port on UDP + TCP for longer. #2948

What's Changed

Other Changes 🔧

• docs: Adds some caveats to the datagram documentation by @maddeleine in #2933
• chore(s2n-quic): bump MSRV to 1.88.0 by @boquan-fang in #2935
• ci: address flaky fuzz test by @jouho in #2934
• ci(QNS): Revert "temporarily disable neqo (#2724)" by @boquan-fang in #2936
• fix(s2n-quic-core): one more effort to acquire credits in worker by @boquan-fang in #2939
• chore(s2n-quic-tests): use ConnectionInfo from s2n_quic by @boquan-fang in #2942
• feat(s2n-quic-dc): Support path secret eviction upon UnknownPathSecret packet by @mhelkey in #2943
• CI: update typos.toml for msg_controllen and cpy by @boquan-fang in #2953
• fix(s2n-quic-dc): Retry binding to same port on UDP + TCP for longer by @Mark-Simulacrum in #2948
• fix: MtuProbingComplete shouldn't be sent if peer doesn't support it by @boquan-fang in #2958
• chore(s2n-quic): v1.73.0 release by @boquan-fang in #2959

New Contributors

• @mhelkey made their first contribution in #2943

Full Changelog: v1.72.0...v1.73.0

Release Summary

• Fix MtuProbingCompleteSupport transport parameter encoding.

What's Changed

Other Changes 🔧

• chore(s2n-quic-dc): allow usage of deprecated set_linger method in tokio by @boquan-fang in #2930
• fix(s2n-quic-core): MtuProbingCompleteSupport transport parameter encoding by @boquan-fang in #2931
• chore(s2n-quic): v1.72.0 release by @boquan-fang in #2932

Full Changelog: v1.71.0...v1.72.0

Release Summary

• Add source breakdown for tcp_io_errors #2915.
• Applications can thread application-specific context from connection attempts to their Subscriber implementations. Track de-duplicated requests by reason, allowing subscribers to access the information. #2920
• Add MtuProbingComplete dc extension frame to achieve synchronization. #2919

What's Changed

Other Changes 🔧

• s2n-quic-dc: split acceptor error events by source by @Mark-Simulacrum in #2915
• feat(s2n-quic-core): add MtuProbingComplete frame by @boquan-fang in #2919
• feat(s2n-quic-dc): Track de-duplicated handshake requests and support metrics on the reason by @Mark-Simulacrum in #2920
• chore(s2n-quic): v1.71.0 release by @boquan-fang in #2921

Full Changelog: v1.70.0...v1.71.0

Release Summary

• Set application context of s2n-tls connection with the server's connection info (currently local + remote address).

What's Changed

Other Changes 🔧

• docs: Adds missing documentation for connection limits by @maddeleine in #2885
• ci: replace #2881 with a GHA to check PR titles for conv. commit. by @dougch in #2886
• ci: skip validate-pr-title when merged to main by @CarolYeh910 in #2893
• refactor(s2n-quic-dc): shared caches improvements by @mehnazyunus in #2883
• chore(xdp): pin aya to prevent clippy/MSRV breakage by @dougch in #2897
• Revert "chore(xdp): pin aya to prevent clippy/MSRV breakage (#2897)" by @boquan-fang in #2902
• ci: exculde dc from cargo timing job by @jouho in #2903
• refactor(build): make cargotiming to build and test for workspace by @boquan-fang in #2904
• refactor(s2n-quic-core): use core::net::SocketAddr by @WesleyRosenblum in #2913
• chore(ci): add logic to track CI runtime by @boquan-fang in #2912
• feat(s2n-quic-tls): record server's ConnectionInfo in s2n-quic's TLS Connection by @boquan-fang in #2906
• chore(s2n-quic): s2n-quic v1.70.0 release by @boquan-fang in #2916

Full Changelog: v1.69.0...v1.70.0

Release Summary

• feat(s2n-quic-dc): throttle repeated successful handshakes.
• feat(s2n-quic): Allow creating server names in const contexts.
• opt(s2n-quic-dc): only read-lock once in happy path.
• feat(s2n-quic): Expose &dyn Error for TLS handshake failures in events.
• feat(s2n-quic-dc): Add events measuring write lock latency.
• Implement s2n-quic-dc-metrics crate to emit metrics for s2n-quic-dc.

What's Changed

• feat(s2n-quic-dc): throttle repeated successful handshakes by @Mark-Simulacrum in #2845
• tests: Include integ test Message representation in ring buffer tests by @boquan-fang in #2852
• Expose static server name constructor by @Mark-Simulacrum in #2865
• opt(s2n-quic-dc): only read-lock once in happy path by @Mark-Simulacrum in #2867
• Expose TLS error to Subscribers using on_tls_handshake_failed by @Mark-Simulacrum in #2855
• chore: add xquic back to CI by @boquan-fang in #2868
• feat(s2n-quic-dc): Reuse handshakes across application processes by @mehnazyunus in #2854
• feat(s2n-quic-dc): Add events measuring write lock latency by @Mark-Simulacrum in #2869
• feat(s2n-quic-tests): implement a blocklist for test events by @boquan-fang in #2872
• chore: Clippy stuff by @maddeleine in #2879
• refactor(s2n-quic-dc): disable restart test on MacOS by @boquan-fang in #2839
• test(s2n-quic-dc): shared caches tests by @mehnazyunus in #2876
• fix(s2n-quic-dc): support ipv6 control sockets by @camshaft in #2871
• ci: GH release notes config by @dougch in #2880
• ci: Add a conv. commit lint action+config by @dougch in #2881
• fix(ci): copyright check improvement by @boquan-fang in #2890
• feat(s2n-quic-dc): implement metrics for s2n-quic-dc by @boquan-fang in #2884
• chore: s2n-quic 1.69.0 release by @boquan-fang in #2891

Full Changelog: v1.68.0...v1.69.0

Release Summary

• Add packet encoding and decoding for packets sent over Unix domain sockets. This is required for reusing dcQUIC handshakes between application processes.
• Creates a sender and receiver for Unix domain sockets. This handles a message along with a file descriptor as ancillary data.

What's Changed

• feat(s2n-quic-dc): Add Unix socket packet encoding/decoding by @mehnazyunus in #2840
• refactor(s2n-quic-rustls): replace deprecated rustls-pemfile with rustls-pki-types by @junkurihara in #2847
• chore: fix group in CODEOWNERS by @dougch in #2848
• chore(ci): allow triage users to start quic-attack by @dougch in #2843
• feat(s2n-quic-dc): Add Unix domain socket sender/receiver by @mehnazyunus in #2842
• chore: scope permissions down for one GHA by @dougch in #2849
• ci(dhat): upload dhat artifacts regardless of steps outcome by @boquan-fang in #2850
• chore: s2n-quic 1.68.0 release by @boquan-fang in #2853

Full Changelog: v1.67.0...v1.68.0