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Merge branch 'master' of github.com:ethcore/parity into net

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This commit is contained in:
arkpar 2016-02-11 18:36:45 +01:00
commit aed348ce8b
9 changed files with 207 additions and 210 deletions
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34
ethcore/src/blockchain.rs
View File

@ -23,24 +23,6 @@ use extras::*;
use transaction::*;
use views::*;
/// Uniquely identifies block.
pub enum BlockId {
/// Block's sha3.
/// Querying by hash is always faster.
Hash(H256),
/// Block number within canon blockchain.
Number(BlockNumber)
}
/// Uniquely identifies transaction.
pub enum TransactionId {
/// Transaction's sha3.
Hash(H256),
/// Block id and transaction index within this block.
/// Querying by block position is always faster.
Location(BlockId, usize)
}
/// Represents a tree route between `from` block and `to` block:
pub struct TreeRoute {
/// A vector of hashes of all blocks, ordered from `from` to `to`.
@ -129,18 +111,8 @@ pub trait BlockProvider {
}
/// Get transaction with given transaction hash.
fn transaction(&self, id: TransactionId) -> Option<LocalizedTransaction> {
match id {
TransactionId::Hash(ref hash) => self.transaction_address(hash),
TransactionId::Location(BlockId::Hash(hash), index) => Some(TransactionAddress {
block_hash: hash,
index: index
}),
TransactionId::Location(BlockId::Number(number), index) => self.block_hash(number).map(|hash| TransactionAddress {
block_hash: hash,
index: index
})
}.and_then(|address| self.block(&address.block_hash).and_then(|bytes| BlockView::new(&bytes).localized_transaction_at(address.index)))
fn transaction(&self, address: &TransactionAddress) -> Option<LocalizedTransaction> {
self.block(&address.block_hash).and_then(|bytes| BlockView::new(&bytes).localized_transaction_at(address.index))
}
/// Get a list of transactions for a given block.
@ -887,7 +859,7 @@ mod tests {
let transactions = bc.transactions(&b1_hash).unwrap();
assert_eq!(transactions.len(), 7);
for t in transactions {
assert_eq!(bc.transaction(TransactionId::Hash(t.hash())).unwrap(), t);
assert_eq!(bc.transaction(&bc.transaction_address(&t.hash()).unwrap()).unwrap(), t);
}
}
}

131
ethcore/src/client.rs
View File

@ -19,7 +19,7 @@
use util::*;
use util::panics::*;
use rocksdb::{Options, DB, DBCompactionStyle};
use blockchain::{BlockChain, BlockProvider, CacheSize, TransactionId};
use blockchain::{BlockChain, BlockProvider, CacheSize};
use views::BlockView;
use error::*;
use header::BlockNumber;
@ -33,8 +33,33 @@ use env_info::LastHashes;
use verification::*;
use block::*;
use transaction::LocalizedTransaction;
use extras::TransactionAddress;
pub use blockchain::TreeRoute;
/// Uniquely identifies block.
#[derive(Debug, PartialEq, Clone)]
pub enum BlockId {
/// Block's sha3.
/// Querying by hash is always faster.
Hash(H256),
/// Block number within canon blockchain.
Number(BlockNumber),
/// Earliest block (genesis).
Earliest,
/// Latest mined block.
Latest
}
/// Uniquely identifies transaction.
#[derive(Debug, PartialEq, Clone)]
pub enum TransactionId {
/// Transaction's sha3.
Hash(H256),
/// Block id and transaction index within this block.
/// Querying by block position is always faster.
Location(BlockId, usize)
}
/// General block status
#[derive(Debug, Eq, PartialEq)]
pub enum BlockStatus {
@ -71,41 +96,25 @@ impl fmt::Display for BlockChainInfo {
/// Blockchain database client. Owns and manages a blockchain and a block queue.
pub trait BlockChainClient : Sync + Send {
/// Get raw block header data by block header hash.
fn block_header(&self, hash: &H256) -> Option<Bytes>;
/// Get raw block header data by block id.
fn block_header(&self, id: BlockId) -> Option<Bytes>;
/// Get raw block body data by block header hash.
/// Get raw block body data by block id.
/// Block body is an RLP list of two items: uncles and transactions.
fn block_body(&self, hash: &H256) -> Option<Bytes>;
fn block_body(&self, id: BlockId) -> Option<Bytes>;
/// Get raw block data by block header hash.
fn block(&self, hash: &H256) -> Option<Bytes>;
fn block(&self, id: BlockId) -> Option<Bytes>;
/// Get block status by block header hash.
fn block_status(&self, hash: &H256) -> BlockStatus;
fn block_status(&self, id: BlockId) -> BlockStatus;
/// Get block total difficulty.
fn block_total_difficulty(&self, hash: &H256) -> Option<U256>;
fn block_total_difficulty(&self, id: BlockId) -> Option<U256>;
/// Get address code.
fn code(&self, address: &Address) -> Option<Bytes>;
/// Get raw block header data by block number.
fn block_header_at(&self, n: BlockNumber) -> Option<Bytes>;
/// Get raw block body data by block number.
/// Block body is an RLP list of two items: uncles and transactions.
fn block_body_at(&self, n: BlockNumber) -> Option<Bytes>;
/// Get raw block data by block number.
fn block_at(&self, n: BlockNumber) -> Option<Bytes>;
/// Get block status by block number.
fn block_status_at(&self, n: BlockNumber) -> BlockStatus;
/// Get block total difficulty.
fn block_total_difficulty_at(&self, n: BlockNumber) -> Option<U256>;
/// Get transaction with given hash.
fn transaction(&self, id: TransactionId) -> Option<LocalizedTransaction>;
@ -133,7 +142,7 @@ pub trait BlockChainClient : Sync + Send {
/// Get the best block header.
fn best_block_header(&self) -> Bytes {
self.block_header(&self.chain_info().best_block_hash).unwrap()
self.block_header(BlockId::Hash(self.chain_info().best_block_hash)).unwrap()
}
}
@ -340,68 +349,64 @@ impl Client {
pub fn configure_cache(&self, pref_cache_size: usize, max_cache_size: usize) {
self.chain.write().unwrap().configure_cache(pref_cache_size, max_cache_size);
}
fn block_hash(&self, id: BlockId) -> Option<H256> {
match id {
BlockId::Hash(hash) => Some(hash),
BlockId::Number(number) => self.chain.read().unwrap().block_hash(number),
BlockId::Earliest => self.chain.read().unwrap().block_hash(0),
BlockId::Latest => Some(self.chain.read().unwrap().best_block_hash())
}
}
}
impl BlockChainClient for Client {
fn block_header(&self, hash: &H256) -> Option<Bytes> {
self.chain.read().unwrap().block(hash).map(|bytes| BlockView::new(&bytes).rlp().at(0).as_raw().to_vec())
fn block_header(&self, id: BlockId) -> Option<Bytes> {
self.block_hash(id).and_then(|hash| self.chain.read().unwrap().block(&hash).map(|bytes| BlockView::new(&bytes).rlp().at(0).as_raw().to_vec()))
}
fn block_body(&self, hash: &H256) -> Option<Bytes> {
self.chain.read().unwrap().block(hash).map(|bytes| {
fn block_body(&self, id: BlockId) -> Option<Bytes> {
self.block_hash(id).and_then(|hash| {
self.chain.read().unwrap().block(&hash).map(|bytes| {
let rlp = Rlp::new(&bytes);
let mut body = RlpStream::new_list(2);
body.append_raw(rlp.at(1).as_raw(), 1);
body.append_raw(rlp.at(2).as_raw(), 1);
body.out()
})
})
}
fn block(&self, hash: &H256) -> Option<Bytes> {
self.chain.read().unwrap().block(hash)
fn block(&self, id: BlockId) -> Option<Bytes> {
self.block_hash(id).and_then(|hash| {
self.chain.read().unwrap().block(&hash)
})
}
fn block_status(&self, hash: &H256) -> BlockStatus {
if self.chain.read().unwrap().is_known(&hash) {
BlockStatus::InChain
} else {
self.block_queue.read().unwrap().block_status(hash)
fn block_status(&self, id: BlockId) -> BlockStatus {
match self.block_hash(id) {
Some(ref hash) if self.chain.read().unwrap().is_known(hash) => BlockStatus::InChain,
Some(hash) => self.block_queue.read().unwrap().block_status(&hash),
None => BlockStatus::Unknown
}
}
fn block_total_difficulty(&self, hash: &H256) -> Option<U256> {
self.chain.read().unwrap().block_details(hash).map(|d| d.total_difficulty)
fn block_total_difficulty(&self, id: BlockId) -> Option<U256> {
self.block_hash(id).and_then(|hash| self.chain.read().unwrap().block_details(&hash)).map(|d| d.total_difficulty)
}
fn code(&self, address: &Address) -> Option<Bytes> {
self.state().code(address)
}
fn block_header_at(&self, n: BlockNumber) -> Option<Bytes> {
self.chain.read().unwrap().block_hash(n).and_then(|h| self.block_header(&h))
}
fn block_body_at(&self, n: BlockNumber) -> Option<Bytes> {
self.chain.read().unwrap().block_hash(n).and_then(|h| self.block_body(&h))
}
fn block_at(&self, n: BlockNumber) -> Option<Bytes> {
self.chain.read().unwrap().block_hash(n).and_then(|h| self.block(&h))
}
fn block_status_at(&self, n: BlockNumber) -> BlockStatus {
match self.chain.read().unwrap().block_hash(n) {
Some(h) => self.block_status(&h),
None => BlockStatus::Unknown
}
}
fn block_total_difficulty_at(&self, n: BlockNumber) -> Option<U256> {
self.chain.read().unwrap().block_hash(n).and_then(|h| self.block_total_difficulty(&h))
}
fn transaction(&self, id: TransactionId) -> Option<LocalizedTransaction> {
self.chain.read().unwrap().transaction(id)
match id {
TransactionId::Hash(ref hash) => self.chain.read().unwrap().transaction_address(hash),
TransactionId::Location(id, index) => self.block_hash(id).map(|hash| TransactionAddress {
block_hash: hash,
index: index
})
}.and_then(|address| self.chain.read().unwrap().transaction(&address))
}
fn tree_route(&self, from: &H256, to: &H256) -> Option<TreeRoute> {
@ -421,7 +426,7 @@ impl BlockChainClient for Client {
if self.chain.read().unwrap().is_known(&header.hash()) {
return Err(ImportError::AlreadyInChain);
}
if self.block_status(&header.parent_hash) == BlockStatus::Unknown {
if self.block_status(BlockId::Hash(header.parent_hash)) == BlockStatus::Unknown {
return Err(ImportError::UnknownParent);
}
self.block_queue.write().unwrap().import_block(bytes)

12
ethcore/src/tests/client.rs
View File

@ -14,7 +14,7 @@
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use client::{BlockChainClient,Client};
use client::{BlockChainClient, Client, BlockId};
use tests::helpers::*;
use common::*;
@ -44,7 +44,7 @@ fn imports_good_block() {
client.flush_queue();
client.import_verified_blocks(&IoChannel::disconnected());
let block = client.block_header_at(1).unwrap();
let block = client.block_header(BlockId::Number(1)).unwrap();
assert!(!block.is_empty());
}
@ -53,7 +53,7 @@ fn query_none_block() {
let dir = RandomTempPath::new();
let client = Client::new(get_test_spec(), dir.as_path(), IoChannel::disconnected()).unwrap();
let non_existant = client.block_header_at(188);
let non_existant = client.block_header(BlockId::Number(188));
assert!(non_existant.is_none());
}
@ -61,7 +61,7 @@ fn query_none_block() {
fn query_bad_block() {
let client_result = get_test_client_with_blocks(vec![get_bad_state_dummy_block()]);
let client = client_result.reference();
let bad_block:Option<Bytes> = client.block_header_at(1);
let bad_block:Option<Bytes> = client.block_header(BlockId::Number(1));
assert!(bad_block.is_none());
}
@ -82,7 +82,7 @@ fn returns_block_body() {
let client_result = get_test_client_with_blocks(vec![dummy_block.clone()]);
let client = client_result.reference();
let block = BlockView::new(&dummy_block);
let body = client.block_body(&block.header().hash()).unwrap();
let body = client.block_body(BlockId::Hash(block.header().hash())).unwrap();
let body = Rlp::new(&body);
assert_eq!(body.item_count(), 2);
assert_eq!(body.at(0).as_raw()[..], block.rlp().at(1).as_raw()[..]);
@ -93,7 +93,7 @@ fn returns_block_body() {
fn imports_block_sequence() {
let client_result = generate_dummy_client(6);
let client = client_result.reference();
let block = client.block_header_at(5).unwrap();
let block = client.block_header(BlockId::Number(5)).unwrap();
assert!(!block.is_empty());
}

104
rpc/src/v1/impls/eth.rs
View File

@ -23,7 +23,6 @@ use util::uint::*;
use util::sha3::*;
use ethcore::client::*;
use ethcore::views::*;
use ethcore::blockchain::{BlockId, TransactionId};
use ethcore::ethereum::denominations::shannon;
use v1::traits::{Eth, EthFilter};
use v1::types::{Block, BlockTransactions, BlockNumber, Bytes, SyncStatus, SyncInfo, Transaction, OptionalValue, Index};
@ -42,6 +41,50 @@ impl EthClient {
sync: sync
}
}
fn block(&self, id: BlockId, include_txs: bool) -> Result<Value, Error> {
match (self.client.block(id.clone()), self.client.block_total_difficulty(id)) {
(Some(bytes), Some(total_difficulty)) => {
let block_view = BlockView::new(&bytes);
let view = block_view.header_view();
let block = Block {
hash: OptionalValue::Value(view.sha3()),
parent_hash: view.parent_hash(),
uncles_hash: view.uncles_hash(),
author: view.author(),
miner: view.author(),
state_root: view.state_root(),
transactions_root: view.transactions_root(),
receipts_root: view.receipts_root(),
number: OptionalValue::Value(U256::from(view.number())),
gas_used: view.gas_used(),
gas_limit: view.gas_limit(),
logs_bloom: view.log_bloom(),
timestamp: U256::from(view.timestamp()),
difficulty: view.difficulty(),
total_difficulty: total_difficulty,
uncles: vec![],
transactions: {
if include_txs {
BlockTransactions::Full(block_view.localized_transactions().into_iter().map(From::from).collect())
} else {
BlockTransactions::Hashes(block_view.transaction_hashes())
}
},
extra_data: Bytes::default()
};
to_value(&block)
},
_ => Ok(Value::Null)
}
}
fn transaction(&self, id: TransactionId) -> Result<Value, Error> {
match self.client.transaction(id) {
Some(t) => to_value(&Transaction::from(t)),
None => Ok(Value::Null)
}
}
}
impl Eth for EthClient {
@ -110,7 +153,7 @@ impl Eth for EthClient {
fn block_transaction_count(&self, params: Params) -> Result<Value, Error> {
from_params::<(H256,)>(params)
.and_then(|(hash,)| match self.client.block(&hash) {
.and_then(|(hash,)| match self.client.block(BlockId::Hash(hash)) {
Some(bytes) => to_value(&BlockView::new(&bytes).transactions_count()),
None => Ok(Value::Null)
})
@ -118,7 +161,7 @@ impl Eth for EthClient {
fn block_uncles_count(&self, params: Params) -> Result<Value, Error> {
from_params::<(H256,)>(params)
.and_then(|(hash,)| match self.client.block(&hash) {
.and_then(|(hash,)| match self.client.block(BlockId::Hash(hash)) {
Some(bytes) => to_value(&BlockView::new(&bytes).uncles_count()),
None => Ok(Value::Null)
})
@ -130,62 +173,29 @@ impl Eth for EthClient {
.and_then(|(address, _block_number)| to_value(&self.client.code(&address).map_or_else(Bytes::default, Bytes::new)))
}
fn block(&self, params: Params) -> Result<Value, Error> {
fn block_by_hash(&self, params: Params) -> Result<Value, Error> {
from_params::<(H256, bool)>(params)
.and_then(|(hash, include_txs)| match (self.client.block(&hash), self.client.block_total_difficulty(&hash)) {
(Some(bytes), Some(total_difficulty)) => {
let block_view = BlockView::new(&bytes);
let view = block_view.header_view();
let block = Block {
hash: OptionalValue::Value(view.sha3()),
parent_hash: view.parent_hash(),
uncles_hash: view.uncles_hash(),
author: view.author(),
miner: view.author(),
state_root: view.state_root(),
transactions_root: view.transactions_root(),
receipts_root: view.receipts_root(),
number: OptionalValue::Value(U256::from(view.number())),
gas_used: view.gas_used(),
gas_limit: view.gas_limit(),
logs_bloom: view.log_bloom(),
timestamp: U256::from(view.timestamp()),
difficulty: view.difficulty(),
total_difficulty: total_difficulty,
uncles: vec![],
transactions: {
if include_txs {
BlockTransactions::Full(block_view.localized_transactions().into_iter().map(From::from).collect())
} else {
BlockTransactions::Hashes(block_view.transaction_hashes())
.and_then(|(hash, include_txs)| self.block(BlockId::Hash(hash), include_txs))
}
},
extra_data: Bytes::default()
};
to_value(&block)
},
_ => Ok(Value::Null)
})
fn block_by_number(&self, params: Params) -> Result<Value, Error> {
from_params::<(BlockNumber, bool)>(params)
.and_then(|(number, include_txs)| self.block(number.into(), include_txs))
}
fn transaction_by_hash(&self, params: Params) -> Result<Value, Error> {
from_params::<(H256,)>(params)
.and_then(|(hash,)| match self.client.transaction(TransactionId::Hash(hash)) {
Some(t) => to_value(&Transaction::from(t)),
None => Ok(Value::Null)
})
.and_then(|(hash,)| self.transaction(TransactionId::Hash(hash)))
}
fn transaction_by_block_hash_and_index(&self, params: Params) -> Result<Value, Error> {
from_params::<(H256, Index)>(params)
.and_then(|(hash, index)| match self.client.transaction(TransactionId::Location(BlockId::Hash(hash), index.value())) {
Some(t) => to_value(&Transaction::from(t)),
None => Ok(Value::Null)
})
.and_then(|(hash, index)| self.transaction(TransactionId::Location(BlockId::Hash(hash), index.value())))
}
fn transaction_by_block_number_and_index(&self, _params: Params) -> Result<Value, Error> {
unimplemented!()
fn transaction_by_block_number_and_index(&self, params: Params) -> Result<Value, Error> {
from_params::<(BlockNumber, Index)>(params)
.and_then(|(number, index)| self.transaction(TransactionId::Location(number.into(), index.value())))
}
}

11
rpc/src/v1/traits/eth.rs
View File

@ -50,8 +50,11 @@ pub trait Eth: Sized + Send + Sync + 'static {
/// Returns content of the storage at given address.
fn storage_at(&self, _: Params) -> Result<Value, Error> { rpc_unimplemented!() }
/// Returns block with given index / hash.
fn block(&self, _: Params) -> Result<Value, Error> { rpc_unimplemented!() }
/// Returns block with given hash.
fn block_by_hash(&self, _: Params) -> Result<Value, Error> { rpc_unimplemented!() }
/// Returns block with given number.
fn block_by_number(&self, _: Params) -> Result<Value, Error> { rpc_unimplemented!() }
/// Returns the number of transactions sent from given address at given time (block number).
fn transaction_count(&self, _: Params) -> Result<Value, Error> { rpc_unimplemented!() }
@ -135,8 +138,8 @@ pub trait Eth: Sized + Send + Sync + 'static {
delegate.add_method("eth_sendTransaction", Eth::send_transaction);
delegate.add_method("eth_call", Eth::call);
delegate.add_method("eth_estimateGas", Eth::estimate_gas);
delegate.add_method("eth_getBlockByHash", Eth::block);
delegate.add_method("eth_getBlockByNumber", Eth::block);
delegate.add_method("eth_getBlockByHash", Eth::block_by_hash);
delegate.add_method("eth_getBlockByNumber", Eth::block_by_number);
delegate.add_method("eth_getTransactionByHash", Eth::transaction_by_hash);
delegate.add_method("eth_getTransactionByBlockHashAndIndex", Eth::transaction_by_block_hash_and_index);
delegate.add_method("eth_getTransactionByBlockNumberAndIndex", Eth::transaction_by_block_number_and_index);

21
rpc/src/v1/types/block_number.rs
View File

@ -16,6 +16,7 @@
use serde::{Deserialize, Deserializer, Error};
use serde::de::Visitor;
use ethcore::client::BlockId;
/// Represents rpc api block number param.
#[derive(Debug, PartialEq)]
@ -53,8 +54,20 @@ impl Visitor for BlockNumberVisitor {
}
}
impl Into<BlockId> for BlockNumber {
fn into(self) -> BlockId {
match self {
BlockNumber::Num(n) => BlockId::Number(n),
BlockNumber::Earliest => BlockId::Earliest,
BlockNumber::Latest => BlockId::Latest,
BlockNumber::Pending => BlockId::Latest // TODO: change this once blockid support pending
}
}
}
#[cfg(test)]
mod tests {
use ethcore::client::BlockId;
use super::*;
use serde_json;
@ -64,5 +77,13 @@ mod tests {
let deserialized: Vec<BlockNumber> = serde_json::from_str(s).unwrap();
assert_eq!(deserialized, vec![BlockNumber::Num(10), BlockNumber::Num(10), BlockNumber::Latest, BlockNumber::Earliest, BlockNumber::Pending])
}
#[test]
fn block_number_into() {
assert_eq!(BlockId::Number(100), BlockNumber::Num(100).into());
assert_eq!(BlockId::Earliest, BlockNumber::Earliest.into());
assert_eq!(BlockId::Latest, BlockNumber::Latest.into());
assert_eq!(BlockId::Latest, BlockNumber::Pending.into());
}
}

21
sync/src/chain.rs
View File

@ -33,7 +33,7 @@ use util::*;
use std::mem::{replace};
use ethcore::views::{HeaderView};
use ethcore::header::{BlockNumber, Header as BlockHeader};
use ethcore::client::{BlockChainClient, BlockStatus};
use ethcore::client::{BlockChainClient, BlockStatus, BlockId};
use range_collection::{RangeCollection, ToUsize, FromUsize};
use ethcore::error::*;
use ethcore::block::Block;
@ -331,7 +331,7 @@ impl ChainSync {
self.highest_block = Some(number);
}
let hash = info.hash();
match io.chain().block_status(&hash) {
match io.chain().block_status(BlockId::Hash(hash.clone())) {
BlockStatus::InChain => {
self.have_common_block = true;
self.last_imported_block = Some(number);
@ -491,7 +491,7 @@ impl ChainSync {
for (rh, rd) in hashes {
let h = try!(rh);
let d = try!(rd);
match io.chain().block_status(&h) {
match io.chain().block_status(BlockId::Hash(h.clone())) {
BlockStatus::InChain => {
trace!(target: "sync", "New block hash already in chain {:?}", h);
},
@ -877,7 +877,7 @@ impl ChainSync {
// id is a hash
let hash: H256 = try!(r.val_at(0));
trace!(target: "sync", "-> GetBlockHeaders (hash: {}, max: {}, skip: {}, reverse:{})", hash, max_headers, skip, reverse);
match io.chain().block_header(&hash) {
match io.chain().block_header(BlockId::Hash(hash)) {
Some(hdr) => From::from(HeaderView::new(&hdr).number()),
None => last
}
@ -897,7 +897,7 @@ impl ChainSync {
let mut data = Bytes::new();
let inc = (skip + 1) as BlockNumber;
while number <= last && number > 0 && count < max_count {
if let Some(mut hdr) = io.chain().block_header_at(number) {
if let Some(mut hdr) = io.chain().block_header(BlockId::Number(number)) {
data.append(&mut hdr);
count += 1;
}
@ -929,7 +929,7 @@ impl ChainSync {
let mut added = 0usize;
let mut data = Bytes::new();
for i in 0..count {
if let Some(mut hdr) = io.chain().block_body(&try!(r.val_at::<H256>(i))) {
if let Some(mut hdr) = io.chain().block_body(BlockId::Hash(try!(r.val_at::<H256>(i)))) {
data.append(&mut hdr);
added += 1;
}
@ -1060,7 +1060,8 @@ impl ChainSync {
let mut rlp_stream = RlpStream::new_list(route.blocks.len());
for block_hash in route.blocks {
let mut hash_rlp = RlpStream::new_list(2);
let difficulty = chain.block_total_difficulty(&block_hash).expect("Mallformed block without a difficulty on the chain!");
let difficulty = chain.block_total_difficulty(BlockId::Hash(block_hash.clone())).expect("Mallformed block without a difficulty on the chain!");
hash_rlp.append(&block_hash);
hash_rlp.append(&difficulty);
rlp_stream.append_raw(&hash_rlp.out(), 1);
@ -1076,7 +1077,7 @@ impl ChainSync {
/// creates latest block rlp for the given client
fn create_latest_block_rlp(chain: &BlockChainClient) -> Bytes {
let mut rlp_stream = RlpStream::new_list(2);
rlp_stream.append_raw(&chain.block(&chain.chain_info().best_block_hash).expect("Creating latest block when there is none"), 1);
rlp_stream.append_raw(&chain.block(BlockId::Hash(chain.chain_info().best_block_hash)).expect("Creating latest block when there is none"), 1);
rlp_stream.append(&chain.chain_info().total_difficulty);
rlp_stream.out()
}
@ -1088,10 +1089,10 @@ impl ChainSync {
let latest_hash = chain_info.best_block_hash;
let latest_number = chain_info.best_block_number;
self.peers.iter().filter(|&(_, peer_info)|
match io.chain().block_status(&peer_info.latest)
match io.chain().block_status(BlockId::Hash(peer_info.latest.clone()))
{
BlockStatus::InChain => {
let peer_number = HeaderView::new(&io.chain().block_header(&peer_info.latest).unwrap()).number();
let peer_number = HeaderView::new(&io.chain().block_header(BlockId::Hash(peer_info.latest.clone())).unwrap()).number();
peer_info.latest != latest_hash && latest_number > peer_number && latest_number - peer_number < MAX_PEER_LAG_PROPAGATION
},
_ => false

6
sync/src/tests/chain.rs
View File

@ -15,7 +15,7 @@
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use util::*;
use ethcore::client::{BlockChainClient};
use ethcore::client::{BlockChainClient, BlockId};
use io::SyncIo;
use chain::{SyncState};
use super::helpers::*;
@ -27,7 +27,7 @@ fn two_peers() {
net.peer_mut(1).chain.add_blocks(1000, false);
net.peer_mut(2).chain.add_blocks(1000, false);
net.sync();
assert!(net.peer(0).chain.block_at(1000).is_some());
assert!(net.peer(0).chain.block(BlockId::Number(1000)).is_some());
assert_eq!(net.peer(0).chain.blocks.read().unwrap().deref(), net.peer(1).chain.blocks.read().unwrap().deref());
}
@ -60,7 +60,7 @@ fn empty_blocks() {
net.peer_mut(2).chain.add_blocks(5, n % 2 == 0);
}
net.sync();
assert!(net.peer(0).chain.block_at(1000).is_some());
assert!(net.peer(0).chain.block(BlockId::Number(1000)).is_some());
assert_eq!(net.peer(0).chain.blocks.read().unwrap().deref(), net.peer(1).chain.blocks.read().unwrap().deref());
}

61
sync/src/tests/helpers.rs
View File

@ -15,7 +15,7 @@
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use util::*;
use ethcore::client::{BlockChainClient, BlockStatus, TreeRoute, BlockChainInfo};
use ethcore::client::{BlockChainClient, BlockStatus, TreeRoute, BlockChainInfo, TransactionId, BlockId};
use ethcore::block_queue::BlockQueueInfo;
use ethcore::header::{Header as BlockHeader, BlockNumber};
use ethcore::error::*;
@ -23,7 +23,6 @@ use io::SyncIo;
use chain::{ChainSync};
use ethcore::receipt::Receipt;
use ethcore::transaction::LocalizedTransaction;
use ethcore::blockchain::TransactionId;
pub struct TestBlockChainClient {
pub blocks: RwLock<HashMap<H256, Bytes>>,
@ -77,10 +76,19 @@ impl TestBlockChainClient {
let index = blocks_read.len() - delta;
blocks_read[&index].clone()
}
fn block_hash(&self, id: BlockId) -> Option<H256> {
match id {
BlockId::Hash(hash) => Some(hash),
BlockId::Number(n) => self.numbers.read().unwrap().get(&(n as usize)).cloned(),
BlockId::Earliest => self.numbers.read().unwrap().get(&0).cloned(),
BlockId::Latest => self.numbers.read().unwrap().get(&(self.numbers.read().unwrap().len() - 1)).cloned()
}
}
}
impl BlockChainClient for TestBlockChainClient {
fn block_total_difficulty(&self, _h: &H256) -> Option<U256> {
fn block_total_difficulty(&self, _id: BlockId) -> Option<U256> {
Some(U256::zero())
}
@ -92,51 +100,28 @@ impl BlockChainClient for TestBlockChainClient {
unimplemented!();
}
fn block_header(&self, h: &H256) -> Option<Bytes> {
self.blocks.read().unwrap().get(h).map(|r| Rlp::new(r).at(0).as_raw().to_vec())
fn block_header(&self, id: BlockId) -> Option<Bytes> {
self.block_hash(id).and_then(|hash| self.blocks.read().unwrap().get(&hash).map(|r| Rlp::new(r).at(0).as_raw().to_vec()))
}
fn block_body(&self, h: &H256) -> Option<Bytes> {
self.blocks.read().unwrap().get(h).map(|r| {
fn block_body(&self, id: BlockId) -> Option<Bytes> {
self.block_hash(id).and_then(|hash| self.blocks.read().unwrap().get(&hash).map(|r| {
let mut stream = RlpStream::new_list(2);
stream.append_raw(Rlp::new(&r).at(1).as_raw(), 1);
stream.append_raw(Rlp::new(&r).at(2).as_raw(), 1);
stream.out()
})
}))
}
fn block(&self, h: &H256) -> Option<Bytes> {
self.blocks.read().unwrap().get(h).cloned()
fn block(&self, id: BlockId) -> Option<Bytes> {
self.block_hash(id).and_then(|hash| self.blocks.read().unwrap().get(&hash).cloned())
}
fn block_status(&self, h: &H256) -> BlockStatus {
match self.blocks.read().unwrap().get(h) {
Some(_) => BlockStatus::InChain,
None => BlockStatus::Unknown
}
}
fn block_total_difficulty_at(&self, _number: BlockNumber) -> Option<U256> {
unimplemented!();
}
fn block_header_at(&self, n: BlockNumber) -> Option<Bytes> {
self.numbers.read().unwrap().get(&(n as usize)).and_then(|h| self.block_header(h))
}
fn block_body_at(&self, n: BlockNumber) -> Option<Bytes> {
self.numbers.read().unwrap().get(&(n as usize)).and_then(|h| self.block_body(h))
}
fn block_at(&self, n: BlockNumber) -> Option<Bytes> {
self.numbers.read().unwrap().get(&(n as usize)).map(|h| self.blocks.read().unwrap().get(h).unwrap().clone())
}
fn block_status_at(&self, n: BlockNumber) -> BlockStatus {
if (n as usize) < self.blocks.read().unwrap().len() {
BlockStatus::InChain
} else {
BlockStatus::Unknown
fn block_status(&self, id: BlockId) -> BlockStatus {
match id {
BlockId::Number(number) if (number as usize) < self.blocks.read().unwrap().len() => BlockStatus::InChain,
BlockId::Hash(ref hash) if self.blocks.read().unwrap().get(hash).is_some() => BlockStatus::InChain,
_ => BlockStatus::Unknown
}
}