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BEEFY: implement equivocations detection, reporting and slashing (#13121)

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* client/beefy: simplify self_vote logic

* client/beefy: migrate to new state version

* client/beefy: detect equivocated votes

* fix typos

* sp-beefy: add equivocation primitives

* client/beefy: refactor vote processing

* fix version migration for new rounds struct

* client/beefy: track equivocations and create proofs

* client/beefy: adjust tests for new voting logic

* sp-beefy: fix commitment ordering and equality

* client/beefy: simplify handle_vote() a bit

* client/beefy: add simple equivocation test

* client/beefy: submit equivocation proof - WIP

* frame/beefy: add equivocation report runtime api - part 1

* frame/beefy: report equivocation logic - part 2

* frame/beefy: add pluggable Equivocation handler - part 3

* frame/beefy: impl ValidateUnsigned for equivocations reporting

* client/beefy: submit report equivocation unsigned extrinsic

* primitives/beefy: fix tests

* frame/beefy: add default weights

* frame/beefy: fix tests

* client/beefy: fix tests

* frame/beefy-mmr: fix tests

* frame/beefy: cross-check session index with equivocation report

* sp-beefy: make test Keyring useable in pallet

* frame/beefy: add basic equivocation test

* frame/beefy: test verify equivocation results in slashing

* frame/beefy: test report_equivocation_old_set

* frame/beefy: add more equivocation tests

* sp-beefy: fix docs

* beefy: simplify equivocations and fix tests

* client/beefy: address review comments

* frame/beefy: add ValidateUnsigned to test/mock runtime

* client/beefy: fixes after merge master

* fix missed merge damage

* client/beefy: add test for reporting equivocations

Also validated there's no unexpected equivocations reported in the
other tests.

Signed-off-by: acatangiu <adrian@parity.io>

* sp-beefy: move test utils to their own file

* client/beefy: add negative test for equivocation reports

* sp-beefy: move back MmrRootProvider - used in polkadot-service

* impl review suggestions

* client/beefy: add equivocation metrics

---------

Signed-off-by: acatangiu <adrian@parity.io>
Co-authored-by: parity-processbot <>
This commit is contained in:
Adrian Catangiu
2023-02-17 11:45:00 +02:00
committed by GitHub
parent 36480b158d
commit c21f292a02
22 changed files with 2141 additions and 214 deletions
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substrate/frame/beefy-mmr/src/mock.rs
+11 -2
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@@ -22,10 +22,10 @@ use codec::Encode;
use frame_support::{
construct_runtime, parameter_types,
sp_io::TestExternalities,
traits::{ConstU16, ConstU32, ConstU64, GenesisBuild},
traits::{ConstU16, ConstU32, ConstU64, GenesisBuild, KeyOwnerProofSystem},
BasicExternalities,
};
use sp_core::{Hasher, H256};
use sp_core::{crypto::KeyTypeId, Hasher, H256};
use sp_runtime::{
app_crypto::ecdsa::Public,
impl_opaque_keys,
@@ -124,8 +124,17 @@ impl pallet_mmr::Config for Test {
impl pallet_beefy::Config for Test {
type BeefyId = BeefyId;
type KeyOwnerProofSystem = ();
type KeyOwnerProof =
<Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(KeyTypeId, BeefyId)>>::Proof;
type KeyOwnerIdentification = <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(
KeyTypeId,
BeefyId,
)>>::IdentificationTuple;
type HandleEquivocation = ();
type MaxAuthorities = ConstU32<100>;
type OnNewValidatorSet = BeefyMmr;
type WeightInfo = ();
}
parameter_types! {