Add max_clock_drift support

e2e/relayer/configs/templates/ibc0.json.tpl

@@ -35,7 +35,8 @@
     "origin_prover": {
       "@type": "/relayer.provers.qbft.config.ProverConfig",
       "consensus_type": "qbft",
-      "trusting_period": "336h"
+      "trusting_period": "336h",
+      "max_clock_drift": "30s"
     },
     "lcp_service_address": "localhost:50051",
     "mrenclave": "$MRENCLAVE",

e2e/relayer/configs/templates/ibc1.json.tpl

@@ -32,7 +32,8 @@
     "origin_prover": {
       "@type": "/relayer.provers.qbft.config.ProverConfig",
       "consensus_type": "qbft",
-      "trusting_period": "336h"
+      "trusting_period": "336h",
+      "max_clock_drift": "30s"
     },
     "lcp_service_address": "localhost:50051",
     "mrenclave": "$MRENCLAVE",

e2e/relayer/go.mod

@@ -3,7 +3,7 @@ module github.com/datachainlab/besu-qbft-elc/e2e/relayer
 go 1.21
 
 require (
-	github.com/datachainlab/besu-ibc-relay-prover v0.2.2
+	github.com/datachainlab/besu-ibc-relay-prover v0.2.3
 	github.com/datachainlab/ethereum-ibc-relay-chain v0.3.4
 	github.com/datachainlab/lcp-go v0.2.8
 	github.com/hyperledger-labs/yui-relayer v0.5.4

e2e/relayer/go.sum

@@ -415,8 +415,8 @@ github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7Do
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/danieljoos/wincred v1.1.2 h1:QLdCxFs1/Yl4zduvBdcHB8goaYk9RARS2SgLLRuAyr0=
 github.com/danieljoos/wincred v1.1.2/go.mod h1:GijpziifJoIBfYh+S7BbkdUTU4LfM+QnGqR5Vl2tAx0=
-github.com/datachainlab/besu-ibc-relay-prover v0.2.2 h1:FuJ3BEYdVN6KV8IfG1Xafnr2mfIASZuLcyFI/WYQr2o=
-github.com/datachainlab/besu-ibc-relay-prover v0.2.2/go.mod h1:iGGXFJPvchz6iQSgqK5CrjHwVyWxzwCzIrBE6qiX0Kc=
+github.com/datachainlab/besu-ibc-relay-prover v0.2.3 h1:PDs6Zsl7MpZycCFALl6ada/hhY70me+GcXe8j5ECM34=
+github.com/datachainlab/besu-ibc-relay-prover v0.2.3/go.mod h1:iGGXFJPvchz6iQSgqK5CrjHwVyWxzwCzIrBE6qiX0Kc=
 github.com/datachainlab/ethereum-ibc-relay-chain v0.3.4 h1:2mbvy6W/lm11SeQBgj1100A6D/70Wk9DooMoZfE8oXU=
 github.com/datachainlab/ethereum-ibc-relay-chain v0.3.4/go.mod h1:PdSsegkRJiMWVGq+afDtXKRKg4p8hnmR1Yj5BgXkit0=
 github.com/datachainlab/lcp-go v0.2.8 h1:Bd6w4CetoUibPuuwWJ75XT6Q/s69gcXfvUS5ffnpYmg=

elc/src/client.rs

@@ -6,7 +6,6 @@ use crate::header::EthHeader;
 use crate::internal_prelude::*;
 use crate::message::Header;
 use crate::types::{gen_state_id, Address, H256};
-use core::time::Duration;
 use light_client::commitments::{
     EmittedState, TrustingPeriodContext, UpdateStateProxyMessage, ValidationContext,
     VerifyMembershipProxyMessage,
@@ -124,8 +123,7 @@ impl LightClient for BesuQBFTLightClient {
         } else {
             ValidationContext::TrustingPeriod(TrustingPeriodContext::new(
                 client_state.trusting_period,
-                // TODO make this configurable
-                Duration::from_secs(30),
+                client_state.max_clock_drift,
                 new_consensus_state.timestamp,
                 trusted_consensus_state.timestamp,
             ))

elc/src/client_state.rs

@@ -22,6 +22,7 @@ pub struct ClientState {
     pub ibc_store_address: Address,
     pub latest_height: Height,
     pub trusting_period: Duration,
+    pub max_clock_drift: Duration,
     #[serde(skip)]
     pub execution_verifier: ExecutionVerifier,
 }
@@ -40,6 +41,7 @@ impl From<ClientState> for RawClientState {
                 })
             },
             trusting_period: value.trusting_period.as_secs(),
+            max_clock_drift: value.max_clock_drift.as_secs(),
         }
     }
 }
@@ -55,6 +57,7 @@ impl TryFrom<RawClientState> for ClientState {
                 Height::new(height.revision_number, height.revision_height)
             }),
             trusting_period: Duration::from_secs(value.trusting_period),
+            max_clock_drift: Duration::from_secs(value.max_clock_drift),
             execution_verifier: ExecutionVerifier::default(),
         })
     }

proto/definitions/ibc/lightclients/qbft/v1/QBFT.proto

@@ -8,7 +8,11 @@ message ClientState {
   bytes chain_id = 1;
   bytes ibc_store_address = 2;
   ibc.core.client.v1.Height latest_height = 3;
+  // duration in seconds
+  // if this is set to 0, the client will not verify the header's timestamp is within the trusting period
   uint64 trusting_period = 4;
+  // duration in seconds
+  uint64 max_clock_drift = 5;
 }
 
 message ConsensusState {
@@ -18,6 +22,7 @@ message ConsensusState {
 }
 
 message Header {
+  // RLP encoded header of Besu, which does not include the seals in the extra data
   bytes besu_header_rlp = 1;
   repeated bytes seals = 2;
   ibc.core.client.v1.Height trusted_height = 3;

proto/src/prost/ibc.lightclients.qbft.v1.rs

@@ -9,8 +9,13 @@ pub struct ClientState {
     pub latest_height: ::core::option::Option<
         super::super::super::core::client::v1::Height,
     >,
+    /// duration in seconds
+    /// if this is set to 0, the client will not verify the header's timestamp is within the trusting period
     #[prost(uint64, tag = "4")]
     pub trusting_period: u64,
+    /// duration in seconds
+    #[prost(uint64, tag = "5")]
+    pub max_clock_drift: u64,
 }
 #[allow(clippy::derive_partial_eq_without_eq)]
 #[derive(Clone, PartialEq, ::prost::Message)]
@@ -25,6 +30,7 @@ pub struct ConsensusState {
 #[allow(clippy::derive_partial_eq_without_eq)]
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct Header {
+    /// RLP encoded header of Besu, which does not include the seals in the extra data
     #[prost(bytes = "vec", tag = "1")]
     pub besu_header_rlp: ::prost::alloc::vec::Vec<u8>,
     #[prost(bytes = "vec", repeated, tag = "2")]