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Merge pull request #2026 from ethcore/fixed_transaction_addresses

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fixed transaction addresses mapping, fixes #1971
This commit is contained in:
Marek Kotewicz 2016-09-01 10:21:10 +02:00 committed by GitHub
commit e159b5f413
7 changed files with 207 additions and 22 deletions
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4
ethcore/src/blockchain/block_info.rs
View File

@ -31,7 +31,7 @@ pub struct BlockInfo {
}
/// Describes location of newly inserted block.
#[derive(Clone)]
#[derive(Debug, Clone)]
pub enum BlockLocation {
/// It's part of the canon chain.
CanonChain,
@ -43,7 +43,7 @@ pub enum BlockLocation {
BranchBecomingCanonChain(BranchBecomingCanonChainData),
}
#[derive(Clone)]
#[derive(Debug, Clone)]
pub struct BranchBecomingCanonChainData {
/// Hash of the newest common ancestor with old canon chain.
pub ancestor: H256,

153
ethcore/src/blockchain/blockchain.rs
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@ -830,7 +830,7 @@ impl BlockChain {
}
}
/// Applt pending insertion updates
/// Apply pending insertion updates
pub fn commit(&self) {
let mut pending_best_block = self.pending_best_block.write();
let mut pending_write_hashes = self.pending_block_hashes.write();
@ -961,15 +961,45 @@ impl BlockChain {
let block = BlockView::new(block_bytes);
let transaction_hashes = block.transaction_hashes();
match info.location {
BlockLocation::CanonChain => {
transaction_hashes.into_iter()
.enumerate()
.fold(HashMap::new(), |mut acc, (i ,tx_hash)| {
acc.insert(tx_hash, TransactionAddress {
.map(|(i ,tx_hash)| {
(tx_hash, TransactionAddress {
block_hash: info.hash.clone(),
index: i
});
acc
})
})
.collect()
},
BlockLocation::BranchBecomingCanonChain(ref data) => {
let addresses = data.enacted.iter()
.flat_map(|hash| {
let bytes = self.block_body(hash).expect("Enacted block must be in database.");
let hashes = BodyView::new(&bytes).transaction_hashes();
hashes.into_iter()
.enumerate()
.map(|(i, tx_hash)| (tx_hash, TransactionAddress {
block_hash: hash.clone(),
index: i,
}))
.collect::<HashMap<H256, TransactionAddress>>()
});
let current_addresses = transaction_hashes.into_iter()
.enumerate()
.map(|(i ,tx_hash)| {
(tx_hash, TransactionAddress {
block_hash: info.hash.clone(),
index: i
})
});
addresses.chain(current_addresses).collect()
},
BlockLocation::Branch => HashMap::new(),
}
}
/// This functions returns modified blocks blooms.
@ -1116,7 +1146,6 @@ impl BlockChain {
#[cfg(test)]
mod tests {
#![cfg_attr(feature="dev", allow(similar_names))]
use std::str::FromStr;
use std::sync::Arc;
use rustc_serialize::hex::FromHex;
use util::{Database, DatabaseConfig};
@ -1127,7 +1156,9 @@ mod tests {
use tests::helpers::*;
use devtools::*;
use blockchain::generator::{ChainGenerator, ChainIterator, BlockFinalizer};
use blockchain::extras::TransactionAddress;
use views::BlockView;
use transaction::{Transaction, Action};
fn new_db(path: &str) -> Arc<Database> {
Arc::new(Database::open(&DatabaseConfig::with_columns(::db::NUM_COLUMNS), path).unwrap())
@ -1262,6 +1293,106 @@ mod tests {
// TODO: insert block that already includes one of them as an uncle to check it's not allowed.
}
#[test]
fn test_overwriting_transaction_addresses() {
let mut canon_chain = ChainGenerator::default();
let mut finalizer = BlockFinalizer::default();
let genesis = canon_chain.generate(&mut finalizer).unwrap();
let mut fork_chain = canon_chain.fork(1);
let mut fork_finalizer = finalizer.fork();
let t1 = Transaction {
nonce: 0.into(),
gas_price: 0.into(),
gas: 100_000.into(),
action: Action::Create,
value: 100.into(),
data: "601080600c6000396000f3006000355415600957005b60203560003555".from_hex().unwrap(),
}.sign(&"".sha3());
let t2 = Transaction {
nonce: 1.into(),
gas_price: 0.into(),
gas: 100_000.into(),
action: Action::Create,
value: 100.into(),
data: "601080600c6000396000f3006000355415600957005b60203560003555".from_hex().unwrap(),
}.sign(&"".sha3());
let t3 = Transaction {
nonce: 2.into(),
gas_price: 0.into(),
gas: 100_000.into(),
action: Action::Create,
value: 100.into(),
data: "601080600c6000396000f3006000355415600957005b60203560003555".from_hex().unwrap(),
}.sign(&"".sha3());
let b1a = canon_chain
.with_transaction(t1.clone())
.with_transaction(t2.clone())
.generate(&mut finalizer).unwrap();
// insert transactions in different order
let b1b = fork_chain
.with_transaction(t2.clone())
.with_transaction(t1.clone())
.generate(&mut fork_finalizer).unwrap();
let b2 = fork_chain
.with_transaction(t3.clone())
.generate(&mut fork_finalizer).unwrap();
let b1a_hash = BlockView::new(&b1a).header_view().sha3();
let b1b_hash = BlockView::new(&b1b).header_view().sha3();
let b2_hash = BlockView::new(&b2).header_view().sha3();
let t1_hash = t1.hash();
let t2_hash = t2.hash();
let t3_hash = t3.hash();
let temp = RandomTempPath::new();
let db = new_db(temp.as_str());
let bc = BlockChain::new(Config::default(), &genesis, db.clone());
let mut batch = db.transaction();
let _ = bc.insert_block(&mut batch, &b1a, vec![]);
bc.commit();
let _ = bc.insert_block(&mut batch, &b1b, vec![]);
bc.commit();
db.write(batch).unwrap();
assert_eq!(bc.best_block_hash(), b1a_hash);
assert_eq!(bc.transaction_address(&t1_hash).unwrap(), TransactionAddress {
block_hash: b1a_hash.clone(),
index: 0,
});
assert_eq!(bc.transaction_address(&t2_hash).unwrap(), TransactionAddress {
block_hash: b1a_hash.clone(),
index: 1,
});
// now let's make forked chain the canon chain
let mut batch = db.transaction();
let _ = bc.insert_block(&mut batch, &b2, vec![]);
bc.commit();
db.write(batch).unwrap();
assert_eq!(bc.best_block_hash(), b2_hash);
assert_eq!(bc.transaction_address(&t1_hash).unwrap(), TransactionAddress {
block_hash: b1b_hash.clone(),
index: 1,
});
assert_eq!(bc.transaction_address(&t2_hash).unwrap(), TransactionAddress {
block_hash: b1b_hash.clone(),
index: 0,
});
assert_eq!(bc.transaction_address(&t3_hash).unwrap(), TransactionAddress {
block_hash: b2_hash.clone(),
index: 0,
});
}
#[test]
#[cfg_attr(feature="dev", allow(cyclomatic_complexity))]
fn test_small_fork() {
@ -1286,7 +1417,7 @@ mod tests {
let db = new_db(temp.as_str());
let bc = BlockChain::new(Config::default(), &genesis, db.clone());
let mut batch =db.transaction();
let mut batch = db.transaction();
let ir1 = bc.insert_block(&mut batch, &b1, vec![]);
bc.commit();
let ir2 = bc.insert_block(&mut batch, &b2, vec![]);
@ -1462,7 +1593,7 @@ mod tests {
fn find_transaction_by_hash() {
let genesis = "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".from_hex().unwrap();
let b1 = "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".from_hex().unwrap();
let b1_hash = H256::from_str("f53f268d23a71e85c7d6d83a9504298712b84c1a2ba220441c86eeda0bf0b6e3").unwrap();
let b1_hash: H256 = "f53f268d23a71e85c7d6d83a9504298712b84c1a2ba220441c86eeda0bf0b6e3".into();
let temp = RandomTempPath::new();
let db = new_db(temp.as_str());
@ -1490,11 +1621,11 @@ mod tests {
#[test]
fn test_bloom_filter_simple() {
// TODO: From here
let bloom_b1 = H2048::from_str("00000020000000000000000000000000000000000000000002000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000400000000000000000000002000").unwrap();
let bloom_b1: H2048 = "00000020000000000000000000000000000000000000000002000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000400000000000000000000002000".into();
let bloom_b2 = H2048::from_str("00000000000000000000000000000000000000000000020000001000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000008000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000").unwrap();
let bloom_b2: H2048 = "00000000000000000000000000000000000000000000020000001000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000008000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000".into();
let bloom_ba = H2048::from_str("00000000000000000000000000000000000000000000020000000800000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000008000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000").unwrap();
let bloom_ba: H2048 = "00000000000000000000000000000000000000000000020000000800000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000008000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000".into();
let mut canon_chain = ChainGenerator::default();
let mut finalizer = BlockFinalizer::default();

2
ethcore/src/blockchain/extras.rs
View File

@ -176,7 +176,7 @@ impl Encodable for BlockDetails {
}
/// Represents address of certain transaction within block
#[derive(Clone)]
#[derive(Debug, PartialEq, Clone)]
pub struct TransactionAddress {
/// Block hash
pub block_hash: H256,

11
ethcore/src/blockchain/generator/block.rs
View File

@ -16,7 +16,6 @@
use util::rlp::*;
use util::{H256, H2048};
use util::U256;
use util::bytes::Bytes;
use header::Header;
use transaction::SignedTransaction;
@ -24,6 +23,7 @@ use transaction::SignedTransaction;
use super::fork::Forkable;
use super::bloom::WithBloom;
use super::complete::CompleteBlock;
use super::transaction::WithTransaction;
/// Helper structure, used for encoding blocks.
#[derive(Default)]
@ -44,7 +44,7 @@ impl Encodable for Block {
impl Forkable for Block {
fn fork(mut self, fork_number: usize) -> Self where Self: Sized {
let difficulty = self.header.difficulty().clone() - U256::from(fork_number);
let difficulty = self.header.difficulty().clone() - fork_number.into();
self.header.set_difficulty(difficulty);
self
}
@ -57,6 +57,13 @@ impl WithBloom for Block {
}
}
impl WithTransaction for Block {
fn with_transaction(mut self, transaction: SignedTransaction) -> Self where Self: Sized {
self.transactions.push(transaction);
self
}
}
impl CompleteBlock for Block {
fn complete(mut self, parent_hash: H256) -> Bytes {
self.header.set_parent_hash(parent_hash);

13
ethcore/src/blockchain/generator/generator.rs
View File

@ -16,10 +16,12 @@
use util::{U256, H2048, Bytes};
use header::BlockNumber;
use transaction::SignedTransaction;
use super::fork::Fork;
use super::bloom::Bloom;
use super::complete::{BlockFinalizer, CompleteBlock, Complete};
use super::block::Block;
use super::transaction::Transaction;
/// Chain iterator interface.
pub trait ChainIterator: Iterator + Sized {
@ -28,6 +30,8 @@ pub trait ChainIterator: Iterator + Sized {
fn fork(&self, fork_number: usize) -> Fork<Self> where Self: Clone;
/// Should be called to make every consecutive block have given bloom.
fn with_bloom(&mut self, bloom: H2048) -> Bloom<Self>;
/// Should be called to make every consecutive block have given transaction.
fn with_transaction(&mut self, transaction: SignedTransaction) -> Transaction<Self>;
/// Should be called to complete block. Without complete, block may have incorrect hash.
fn complete<'a>(&'a mut self, finalizer: &'a mut BlockFinalizer) -> Complete<'a, Self>;
/// Completes and generates block.
@ -49,6 +53,13 @@ impl<I> ChainIterator for I where I: Iterator + Sized {
}
}
fn with_transaction(&mut self, transaction: SignedTransaction) -> Transaction<Self> {
Transaction {
iter: self,
transaction: transaction,
}
}
fn complete<'a>(&'a mut self, finalizer: &'a mut BlockFinalizer) -> Complete<'a, Self> {
Complete {
iter: self,
@ -83,7 +94,7 @@ impl Default for ChainGenerator {
fn default() -> Self {
ChainGenerator {
number: 0,
difficulty: U256::from(1000),
difficulty: 1000.into(),
}
}
}

1
ethcore/src/blockchain/generator/mod.rs
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@ -21,6 +21,7 @@ mod block;
mod complete;
mod fork;
pub mod generator;
mod transaction;
pub use self::complete::BlockFinalizer;
pub use self::generator::{ChainIterator, ChainGenerator};

35
ethcore/src/blockchain/generator/transaction.rs Normal file
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@ -0,0 +1,35 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use transaction::SignedTransaction;
pub trait WithTransaction {
fn with_transaction(self, transaction: SignedTransaction) -> Self where Self: Sized;
}
pub struct Transaction<'a, I> where I: 'a {
pub iter: &'a mut I,
pub transaction: SignedTransaction,
}
impl <'a, I> Iterator for Transaction<'a, I> where I: Iterator, <I as Iterator>::Item: WithTransaction {
type Item = <I as Iterator>::Item;
#[inline]
fn next(&mut self) -> Option<Self::Item> {
self.iter.next().map(|item| item.with_transaction(self.transaction.clone()))
}
}