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use strong key in parachains module KeyOwnerProofSystem (#951)

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This commit is contained in:
Robert Habermeier
2020-03-31 11:47:49 -04:00
committed by GitHub
parent 4c3ca7bbb9
commit 21bd2f19d3
1 changed files with 8 additions and 6 deletions
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polkadot/runtime/common/src/parachains.rs
+8 -6
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@@ -140,7 +140,7 @@ impl<Proof: Parameter + GetSessionNumber> DoubleVoteReport<Proof> {
) -> Result<(), DoubleVoteValidityError> { ) -> Result<(), DoubleVoteValidityError> {
let first = self.first.clone(); let first = self.first.clone();
let second = self.second.clone(); let second = self.second.clone();
let id = self.identity.encode(); let id = self.identity.clone();
T::KeyOwnerProofSystem::check_proof((PARACHAIN_KEY_TYPE_ID, id), self.proof.clone()) T::KeyOwnerProofSystem::check_proof((PARACHAIN_KEY_TYPE_ID, id), self.proof.clone())
.ok_or(DoubleVoteValidityError::InvalidProof)?; .ok_or(DoubleVoteValidityError::InvalidProof)?;
@@ -251,7 +251,7 @@ pub trait Trait: attestations::Trait + session::historical::Trait {
/// Compute and check proofs of historical key owners. /// Compute and check proofs of historical key owners.
type KeyOwnerProofSystem: KeyOwnerProofSystem< type KeyOwnerProofSystem: KeyOwnerProofSystem<
(KeyTypeId, Vec<u8>), (KeyTypeId, ValidatorId),
Proof = Self::Proof, Proof = Self::Proof,
IdentificationTuple = Self::IdentificationTuple, IdentificationTuple = Self::IdentificationTuple,
>; >;
@@ -486,7 +486,7 @@ decl_module! {
pub fn report_double_vote( pub fn report_double_vote(
origin, origin,
report: DoubleVoteReport< report: DoubleVoteReport<
<T::KeyOwnerProofSystem as KeyOwnerProofSystem<(KeyTypeId, Vec<u8>)>>::Proof, <T::KeyOwnerProofSystem as KeyOwnerProofSystem<(KeyTypeId, ValidatorId)>>::Proof,
>, >,
) -> DispatchResult { ) -> DispatchResult {
let reporter = ensure_signed(origin)?; let reporter = ensure_signed(origin)?;
@@ -500,7 +500,7 @@ decl_module! {
// We have already checked this proof in `SignedExtension`, but we need // We have already checked this proof in `SignedExtension`, but we need
// this here to get the full identification of the offender. // this here to get the full identification of the offender.
let offender = T::KeyOwnerProofSystem::check_proof( let offender = T::KeyOwnerProofSystem::check_proof(
(PARACHAIN_KEY_TYPE_ID, identity.encode()), (PARACHAIN_KEY_TYPE_ID, identity),
proof, proof,
).ok_or("Invalid/outdated key ownership proof.")?; ).ok_or("Invalid/outdated key ownership proof.")?;
@@ -1468,8 +1468,10 @@ mod tests {
type Registrar = registrar::Module<Test>; type Registrar = registrar::Module<Test>;
type MaxCodeSize = MaxCodeSize; type MaxCodeSize = MaxCodeSize;
type MaxHeadDataSize = MaxHeadDataSize; type MaxHeadDataSize = MaxHeadDataSize;
type Proof = <Historical as KeyOwnerProofSystem<(KeyTypeId, Vec<u8>)>>::Proof; type Proof =
type IdentificationTuple = <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(KeyTypeId, Vec<u8>)>>::IdentificationTuple; <Historical as KeyOwnerProofSystem<(KeyTypeId, ValidatorId)>>::Proof;
type IdentificationTuple =
<Historical as KeyOwnerProofSystem<(KeyTypeId, ValidatorId)>>::IdentificationTuple;
type ReportOffence = Offences; type ReportOffence = Offences;
type BlockHashConversion = sp_runtime::traits::Identity; type BlockHashConversion = sp_runtime::traits::Identity;
type KeyOwnerProofSystem = Historical; type KeyOwnerProofSystem = Historical;