QUIC Key Update support
Handles key updates initiated remotely and also adds a QuicConnection method to initiate a key update, but this method is currently only called in tests.
Protected by FLAGS_quic_reloadable_flag_quic_key_update_supported.
PiperOrigin-RevId: 336385088
Change-Id: If74d032e1d34e5392312f4b619d28c9f93a95265
diff --git a/quic/core/quic_connection_stats.h b/quic/core/quic_connection_stats.h
index 5a568e1..87158b3 100644
--- a/quic/core/quic_connection_stats.h
+++ b/quic/core/quic_connection_stats.h
@@ -169,6 +169,11 @@
// Number of times when the connection tries to send data but gets throttled
// by amplification factor.
size_t num_amplification_throttling = 0;
+
+ // Number of key phase updates that have occurred. In the case of a locally
+ // initiated key update, this is incremented when the keys are updated, before
+ // the peer has acknowledged the key update.
+ uint32_t key_update_count = 0;
};
} // namespace quic
