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Address grumbles in eras PR (#782)

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* Address grumbles

* Fix hash
This commit is contained in:
Gav Wood
2018-09-20 23:18:47 +02:00
committed by GitHub
parent 67bf1a6eaa
commit ebb688f81f
10 changed files with 42 additions and 35 deletions
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substrate/core/sr-primitives/src/generic/era.rs
+7 -1
View File
@@ -79,7 +79,7 @@ impl Era {
pub fn birth(self, current: u64) -> u64 {
match self {
Era::Immortal => 0,
Era::Mortal(period, phase) => (current - phase) / period * period + phase,
Era::Mortal(period, phase) => (current.max(phase) - phase) / period * period + phase,
}
}
@@ -189,4 +189,10 @@ mod tests {
assert_ne!(e.birth(10), 6);
assert_ne!(e.birth(5), 6);
}
#[test]
fn current_less_than_phase() {
// should not panic
Era::mortal(4, 3).birth(1);
}
}
substrate/core/sr-primitives/src/generic/unchecked_mortal_extrinsic.rs
+12 -12
View File
@@ -21,7 +21,7 @@ use std::fmt;
use rstd::prelude::*;
use codec::{Decode, Encode, Input};
use traits::{self, Member, SimpleArithmetic, MaybeDisplay, GetHeight, BlockNumberToHash, Lookup,
use traits::{self, Member, SimpleArithmetic, MaybeDisplay, CurrentHeight, BlockNumberToHash, Lookup,
Checkable};
use super::{CheckedExtrinsic, Era};
@@ -74,7 +74,7 @@ where
BlockNumber: SimpleArithmetic,
Hash: Encode,
Context: Lookup<Source=Address, Target=AccountId>
+ GetHeight<BlockNumber=BlockNumber>
+ CurrentHeight<BlockNumber=BlockNumber>
+ BlockNumberToHash<BlockNumber=BlockNumber, Hash=Hash>,
{
type Checked = CheckedExtrinsic<AccountId, Index, Call>;
@@ -82,9 +82,9 @@ where
fn check(self, context: &Context) -> Result<Self::Checked, &'static str> {
Ok(match self.signature {
Some((signed, signature, index, era)) => {
let h = context.block_number_to_hash(BlockNumber::sa(era.birth(context.get_height().as_())))
let h = context.block_number_to_hash(BlockNumber::sa(era.birth(context.current_height().as_())))
.ok_or("transaction birth block ancient")?;
let payload = (index, self.function, h);
let payload = (index, self.function, era, h);
let signed = context.lookup(signed)?;
if !::verify_encoded_lazy(&signature, &payload, &signed) {
return Err("bad signature in extrinsic")
@@ -188,9 +188,9 @@ mod tests {
type Target = u64;
fn lookup(&self, s: u64) -> Result<u64, &'static str> { Ok(s) }
}
impl GetHeight for TestContext {
impl CurrentHeight for TestContext {
type BlockNumber = u64;
fn get_height(&self) -> u64 { 42 }
fn current_height(&self) -> u64 { 42 }
}
impl BlockNumberToHash for TestContext {
type BlockNumber = u64;
@@ -222,7 +222,7 @@ mod tests {
#[test]
fn signed_codec_should_work() {
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, 0u64).encode()), Era::immortal());
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, Era::immortal(), 0u64).encode()), Era::immortal());
let encoded = ux.encode();
assert_eq!(Ex::decode(&mut &encoded[..]), Some(ux));
}
@@ -243,35 +243,35 @@ mod tests {
#[test]
fn immortal_signed_check_should_work() {
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, 0u64).encode()), Era::immortal());
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, Era::immortal(), 0u64).encode()), Era::immortal());
assert!(ux.is_signed());
assert_eq!(<Ex as Checkable<TestContext>>::check(ux, &TestContext), Ok(CEx { signed: Some((DUMMY_ACCOUNTID, 0)), function: DUMMY_FUNCTION }));
}
#[test]
fn mortal_signed_check_should_work() {
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, 42u64).encode()), Era::mortal(32, 42));
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, Era::mortal(32, 42), 42u64).encode()), Era::mortal(32, 42));
assert!(ux.is_signed());
assert_eq!(<Ex as Checkable<TestContext>>::check(ux, &TestContext), Ok(CEx { signed: Some((DUMMY_ACCOUNTID, 0)), function: DUMMY_FUNCTION }));
}
#[test]
fn later_mortal_signed_check_should_work() {
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, 11u64).encode()), Era::mortal(32, 11));
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, Era::mortal(32, 11), 11u64).encode()), Era::mortal(32, 11));
assert!(ux.is_signed());
assert_eq!(<Ex as Checkable<TestContext>>::check(ux, &TestContext), Ok(CEx { signed: Some((DUMMY_ACCOUNTID, 0)), function: DUMMY_FUNCTION }));
}
#[test]
fn too_late_mortal_signed_check_should_fail() {
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, 10u64).encode()), Era::mortal(32, 10));
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, Era::mortal(32, 10), 10u64).encode()), Era::mortal(32, 10));
assert!(ux.is_signed());
assert_eq!(<Ex as Checkable<TestContext>>::check(ux, &TestContext), Err("bad signature in extrinsic"));
}
#[test]
fn too_early_mortal_signed_check_should_fail() {
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, 43u64).encode()), Era::mortal(32, 43));
let ux = Ex::new_signed(0, DUMMY_FUNCTION, DUMMY_ACCOUNTID, TestSig(DUMMY_ACCOUNTID, (DUMMY_ACCOUNTID, DUMMY_FUNCTION, Era::mortal(32, 43), 43u64).encode()), Era::mortal(32, 43));
assert!(ux.is_signed());
assert_eq!(<Ex as Checkable<TestContext>>::check(ux, &TestContext), Err("bad signature in extrinsic"));
}
substrate/core/sr-primitives/src/traits.rs
+2 -2
View File
@@ -64,12 +64,12 @@ pub trait Lookup {
}
/// Get the "current" block number.
pub trait GetHeight {
pub trait CurrentHeight {
/// The type of the block number.
type BlockNumber;
/// Return the current block number. Not allowed to fail.
fn get_height(&self) -> Self::BlockNumber;
fn current_height(&self) -> Self::BlockNumber;
}
/// Translate a block number into a hash.