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Slash Authorities for irrefutable misbehavior (#84)

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* double-commit and prepare misbehavior

* get misbehavior on completion

* collect misbehavior on drop, not only on success

* kill unused transaction_index field

* add primitive misbehavior report type

* add misbehavior report transaction

* store prior session

* fix set_items

* basic checks for misbehavior reports

* crate for substrate bft misbehavior checking

* integrate misbehavior check crate

* fix comment

* new wasm binaries

* fix hash in test

* import misbehavior transactions into queue

* fix test build

* sign on digest and full proposal when proposing

* detect proposal misbehavior

* fix fallout

* restore balance/bondage types
This commit is contained in:
Robert Habermeier
2018-03-13 16:39:27 +01:00
committed by GitHub
parent de6e7e9136
commit 27c9e6de9a
34 changed files with 1188 additions and 222 deletions
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substrate/polkadot/primitives/src/lib.rs
+6
View File
@@ -80,3 +80,9 @@ pub type Signature = primitives::hash::H512;
/// A timestamp: seconds since the unix epoch.
pub type Timestamp = u64;
/// The balance of an account.
pub type Balance = u64;
/// The amount of bonding period left in an account. Measured in eras.
pub type Bondage = u64;
substrate/polkadot/primitives/src/transaction.rs
+20 -3
View File
@@ -18,6 +18,7 @@
use rstd::vec::Vec;
use codec::{Input, Slicable};
use primitives::bft::MisbehaviorReport;
use ::Signature;
#[cfg(feature = "std")]
@@ -168,6 +169,8 @@ enum FunctionId {
StakingUnstake = 0x21,
/// Staking subsystem: transfer stake.
StakingTransfer = 0x22,
/// Report misbehavior.
StakingReportMisbehavior = 0x23,
/// Make a proposal for the governance system.
GovernancePropose = 0x30,
/// Approve a proposal for the governance system.
@@ -178,9 +181,16 @@ impl FunctionId {
/// Derive `Some` value from a `u8`, or `None` if it's invalid.
fn from_u8(value: u8) -> Option<FunctionId> {
use self::*;
let functions = [FunctionId::StakingStake, FunctionId::StakingUnstake,
FunctionId::StakingTransfer, FunctionId::SessionSetKey, FunctionId::TimestampSet,
FunctionId::GovernancePropose, FunctionId::GovernanceApprove];
let functions = [
FunctionId::StakingStake,
FunctionId::StakingUnstake,
FunctionId::StakingTransfer,
FunctionId::StakingReportMisbehavior,
FunctionId::SessionSetKey,
FunctionId::TimestampSet,
FunctionId::GovernancePropose,
FunctionId::GovernanceApprove,
];
functions.iter().map(|&f| f).find(|&f| value == f as u8)
}
}
@@ -222,6 +232,8 @@ pub enum Function {
StakingUnstake,
/// Staking subsystem: transfer stake.
StakingTransfer(::AccountId, u64),
/// Staking subsystem: report misbehavior of a validator.
ReportMisbehavior(MisbehaviorReport),
/// Make a proposal for the governance system.
GovernancePropose(Proposal),
/// Approve a proposal for the governance system.
@@ -269,6 +281,7 @@ impl Slicable for Function {
Function::StakingTransfer(to, amount)
}
FunctionId::StakingReportMisbehavior => Function::ReportMisbehavior(MisbehaviorReport::decode(input)?),
FunctionId::GovernancePropose =>
Function::GovernancePropose(try_opt!(Slicable::decode(input))),
FunctionId::GovernanceApprove =>
@@ -293,6 +306,10 @@ impl Slicable for Function {
Function::StakingUnstake => {
(FunctionId::StakingUnstake as u8).using_encoded(|s| v.extend(s));
}
Function::ReportMisbehavior(ref report) => {
(FunctionId::StakingReportMisbehavior as u8).using_encoded(|s| v.extend(s));
report.using_encoded(|s| v.extend(s));
}
Function::StakingTransfer(ref to, ref amount) => {
(FunctionId::StakingTransfer as u8).using_encoded(|s| v.extend(s));
to.using_encoded(|s| v.extend(s));