go-ethereum/beacon/engine
Giulio 2e357729a3 eth/catalyst: implement EIP-8161 SSZ-REST Engine API transport
Add SSZ-REST as an alternative Engine API transport alongside JSON-RPC.
When enabled via --authrpc.ssz-rest (alias: --rest), Geth starts an
additional HTTP server that accepts SSZ-encoded payloads over REST,
cutting wire size ~50% and eliminating JSON encode/decode overhead.

New files:
- beacon/engine/ssz.go: SSZ encoding/decoding for all Engine API types
- beacon/engine/ssz_test.go: round-trip tests for SSZ codecs
- eth/catalyst/ssz_rest.go: SSZ-REST HTTP server with JWT auth
- eth/catalyst/ssz_rest_test.go: server unit tests

Modified files:
- beacon/engine/types.go: CommunicationChannel, ExchangeCapabilitiesV2Response
- eth/catalyst/api.go: ExchangeCapabilitiesV2, getSupportedProtocols, server wiring
- node/config.go, defaults.go: SszRestEnabled, SszRestPort config
- node/jwt_handler.go: exported NewJWTHandler for reuse
- cmd/utils/flags.go, cmd/geth/main.go: CLI flags

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-02 18:40:37 +01:00
..
errors.go beacon/engine, eth/catalyst, miner: EIP-4788 CL/EL protocol updates (#27872) 2023-08-26 04:52:12 +02:00
gen_blockparams.go core/vm: implement eip-7843: SLOTNUM (#33589) 2026-02-26 13:53:46 +01:00
gen_ed.go core/vm: implement eip-7843: SLOTNUM (#33589) 2026-02-26 13:53:46 +01:00
gen_epe.go eth/catalyst, beacon/engine: enable BPO and Osaka on stateless APIs (#32636) 2025-09-19 00:16:01 +02:00
ssz.go eth/catalyst: implement EIP-8161 SSZ-REST Engine API transport 2026-03-02 18:40:37 +01:00
ssz_test.go eth/catalyst: implement EIP-8161 SSZ-REST Engine API transport 2026-03-02 18:40:37 +01:00
types.go eth/catalyst: implement EIP-8161 SSZ-REST Engine API transport 2026-03-02 18:40:37 +01:00
types_test.go all: define constructor for BlobSidecar (#32213) 2025-07-17 11:19:20 +08:00