more readable logs and use validators as offence reporters

Signed-off-by: Uncle Stinky <uncle.stinky@ghostchain.io>

Cargo.lock

@@ -3837,7 +3837,7 @@ dependencies = [
 
 [[package]]
 name = "ghost-slow-clap"
-version = "0.4.7"
+version = "0.4.8"
 dependencies = [
  "frame-benchmarking",
  "frame-support",

pallets/slow-clap/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ghost-slow-clap"
-version = "0.4.8"
+version = "0.4.9"
 description = "Applause protocol for the EVM bridge"
 license.workspace = true
 authors.workspace = true

pallets/slow-clap/src/lib.rs

@@ -455,13 +455,11 @@ pub mod pallet {
     #[pallet::hooks]
     impl<T: Config> Hooks<BlockNumberFor<T>> for Pallet<T> {
         fn offchain_worker(now: BlockNumberFor<T>) {
-            if let Err(e) = Self::start_slow_clapping(now) {
-                log::info!(
-                    target: LOG_TARGET,
-                    "👻 Skipping slow clap at {:?}: {:?}",
-                    now,
-                    e,
-                )
+            match Self::start_slow_clapping(now) {
+                Ok(_) => {
+                    log::info!(target: LOG_TARGET, "👻 Slow Clap #{:?} finished gracefully", now)
+                }
+                Err(e) => log::info!(target: LOG_TARGET, "👻 Slow Clap #{:?} failed: {:?}", now, e),
             }
         }
     }
@@ -812,9 +810,9 @@ impl<T: Config> Pallet<T> {
 
         log::info!(
             target: LOG_TARGET,
-            "👻 Offchain worker started for network #{:?} at block #{:?}",
-            network_in_use.0,
+            "👻 Slow Clap #{:?} started for network #{:?}",
             block_number,
+            network_in_use.0,
         );
 
         let network_id_encoded = network_in_use.0.encode();
@@ -826,11 +824,17 @@ impl<T: Config> Pallet<T> {
             .try_lock()
             .map_err(|_| OffchainErr::OffchainTimeoutPeriod(network_in_use.0))?;
 
-        Self::do_evm_claps_or_save_block(session_index, network_in_use.0, &network_in_use.1)
+        Self::do_evm_claps_or_save_block(
+            session_index,
+            block_number,
+            network_in_use.0,
+            &network_in_use.1,
+        )
     }
 
     fn do_evm_claps_or_save_block(
         session_index: SessionIndex,
+        block_number: BlockNumberFor<T>,
         network_id: NetworkIdOf<T>,
         network_data: &NetworkData,
     ) -> OffchainResult<T, ()> {
@@ -907,7 +911,8 @@ impl<T: Config> Pallet<T> {
 
                 log::info!(
                     target: LOG_TARGET,
-                    "👻 Stored from_block is #{:?} for network {:?}",
+                    "👻 Slow Clap #{:?} stored block #{:?} for network {:?}",
+                    block_number,
                     new_block_range.0,
                     network_id,
                 );
@@ -1220,8 +1225,9 @@ impl<T: Config> Pallet<T> {
             })
             .collect::<Vec<IdentificationTuple<T>>>();
 
+        let disabled_or_offence_bitmap = disabled_bitmap.bitor(offence_bitmap);
         let not_enough_validators_left = validator_set_count
-            .saturating_sub(disabled_bitmap.bitor(offence_bitmap).count_ones())
+            .saturating_sub(disabled_or_offence_bitmap.count_ones())
             .lt(&T::MinAuthoritiesNumber::get());
 
         if not_enough_validators_left && offenders.len() > 0 {
@@ -1256,7 +1262,17 @@ impl<T: Config> Pallet<T> {
             offence_type,
         };
 
-        if let Err(e) = T::ReportUnresponsiveness::report_offence(vec![], offence) {
+        let reporters = validators
+            .into_iter()
+            .enumerate()
+            .filter_map(|(index, _)| {
+                (!disabled_or_offence_bitmap.exists(&(index as AuthIndex)))
+                    .then(|| T::ExposureListener::get_account_by_index(index))
+                    .flatten()
+            })
+            .collect();
+
+        if let Err(e) = T::ReportUnresponsiveness::report_offence(reporters, offence) {
             sp_runtime::print(e);
         }
     }

pallets/slow-clap/src/tests.rs

@@ -1295,6 +1295,61 @@ fn should_not_nullify_on_incorrect_block_commitment() {
     });
 }
 
+#[test]
+fn should_split_commit_slash_between_active_validators() {
+    let (network_id, _, _) = generate_unique_hash(None, None, None, None, None);
+
+    new_test_ext().execute_with(|| {
+        let session_index = advance_session_and_get_index();
+        prepare_evm_network(None, None);
+
+        let timestamp = SystemTime::now()
+            .duration_since(UNIX_EPOCH)
+            .expect("Time went backwards")
+            .as_millis() as u64;
+
+        let mut block_commitment = CommitmentDetails {
+            last_stored_block: 9_500_000,
+            commits: 420,
+            last_updated: timestamp,
+        };
+
+        for extra_time in 1..=3 {
+            if extra_time < 3 {
+                let offences = Offences::get();
+                assert_eq!(offences.len(), 0);
+            }
+
+            block_commitment.last_updated += COMMITMENT_DELAY_MILLIS + extra_time;
+            for i in 0..3 {
+                assert_ok!(do_block_commitment(
+                    session_index,
+                    network_id,
+                    i,
+                    &block_commitment
+                ));
+            }
+        }
+
+        System::assert_has_event(RuntimeEvent::SlowClap(
+            crate::Event::SomeAuthoritiesDelayed {
+                delayed: vec![(3, 3)],
+            },
+        ));
+
+        let offences = Offences::get();
+        assert_eq!(offences.len(), 3);
+        for offence in offences {
+            assert_eq!(offence.0, vec![0, 1, 2]);
+            assert_eq!(offence.1.session_index, session_index);
+            assert_eq!(offence.1.validator_set_count, 4);
+            assert_eq!(offence.1.offenders, vec![(3, 3)]);
+            assert_eq!(offence.1.validator_set_count, 4);
+            assert_eq!(offence.1.offence_type, OffenceType::CommitmentOffence);
+        }
+    });
+}
+
 fn assert_clapped_amount(
     session_index: &SessionIndex,
     unique_hash: &H256,