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Merge branch 'master' into auth-bft

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This commit is contained in:
keorn
2016-12-10 18:14:35 +01:00
parent 1611d190ba a6fcd8a0d9
commit f3af0f46be
53 changed files with 441 additions and 428 deletions
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124
ethcore/src/client/client.rs
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@@ -50,7 +50,7 @@ use log_entry::LocalizedLogEntry;
use verification::queue::BlockQueue;
use blockchain::{BlockChain, BlockProvider, TreeRoute, ImportRoute};
use client::{
BlockID, TransactionID, UncleID, TraceId, ClientConfig, BlockChainClient,
BlockId, TransactionId, UncleId, TraceId, ClientConfig, BlockChainClient,
MiningBlockChainClient, TraceFilter, CallAnalytics, BlockImportError, Mode,
ChainNotify, PruningInfo,
};
@@ -582,13 +582,13 @@ impl Client {
/// Attempt to get a copy of a specific block's final state.
///
/// This will not fail if given BlockID::Latest.
/// This will not fail if given BlockId::Latest.
/// Otherwise, this can fail (but may not) if the DB prunes state.
pub fn state_at(&self, id: BlockID) -> Option<State> {
pub fn state_at(&self, id: BlockId) -> Option<State> {
// fast path for latest state.
match id.clone() {
BlockID::Pending => return self.miner.pending_state().or_else(|| Some(self.state())),
BlockID::Latest => return Some(self.state()),
BlockId::Pending => return self.miner.pending_state().or_else(|| Some(self.state())),
BlockId::Latest => return Some(self.state()),
_ => {},
}
@@ -613,15 +613,15 @@ impl Client {
/// Attempt to get a copy of a specific block's beginning state.
///
/// This will not fail if given BlockID::Latest.
/// This will not fail if given BlockId::Latest.
/// Otherwise, this can fail (but may not) if the DB prunes state.
pub fn state_at_beginning(&self, id: BlockID) -> Option<State> {
pub fn state_at_beginning(&self, id: BlockId) -> Option<State> {
// fast path for latest state.
match id {
BlockID::Pending => self.state_at(BlockID::Latest),
BlockId::Pending => self.state_at(BlockId::Latest),
id => match self.block_number(id) {
None | Some(0) => None,
Some(n) => self.state_at(BlockID::Number(n - 1)),
Some(n) => self.state_at(BlockId::Number(n - 1)),
}
}
}
@@ -691,18 +691,18 @@ impl Client {
}
/// Look up the block number for the given block ID.
pub fn block_number(&self, id: BlockID) -> Option<BlockNumber> {
pub fn block_number(&self, id: BlockId) -> Option<BlockNumber> {
match id {
BlockID::Number(number) => Some(number),
BlockID::Hash(ref hash) => self.chain.read().block_number(hash),
BlockID::Earliest => Some(0),
BlockID::Latest | BlockID::Pending => Some(self.chain.read().best_block_number()),
BlockId::Number(number) => Some(number),
BlockId::Hash(ref hash) => self.chain.read().block_number(hash),
BlockId::Earliest => Some(0),
BlockId::Latest | BlockId::Pending => Some(self.chain.read().best_block_number()),
}
}
/// Take a snapshot at the given block.
/// If the ID given is "latest", this will default to 1000 blocks behind.
pub fn take_snapshot<W: snapshot_io::SnapshotWriter + Send>(&self, writer: W, at: BlockID, p: &snapshot::Progress) -> Result<(), EthcoreError> {
pub fn take_snapshot<W: snapshot_io::SnapshotWriter + Send>(&self, writer: W, at: BlockId, p: &snapshot::Progress) -> Result<(), EthcoreError> {
let db = self.state_db.lock().journal_db().boxed_clone();
let best_block_number = self.chain_info().best_block_number;
let block_number = try!(self.block_number(at).ok_or(snapshot::Error::InvalidStartingBlock(at)));
@@ -714,13 +714,13 @@ impl Client {
let history = ::std::cmp::min(self.history, 1000);
let start_hash = match at {
BlockID::Latest => {
BlockId::Latest => {
let start_num = match db.earliest_era() {
Some(era) => ::std::cmp::max(era, best_block_number - history),
None => best_block_number - history,
};
match self.block_hash(BlockID::Number(start_num)) {
match self.block_hash(BlockId::Number(start_num)) {
Some(h) => h,
None => return Err(snapshot::Error::InvalidStartingBlock(at).into()),
}
@@ -741,19 +741,19 @@ impl Client {
self.history
}
fn block_hash(chain: &BlockChain, id: BlockID) -> Option<H256> {
fn block_hash(chain: &BlockChain, id: BlockId) -> Option<H256> {
match id {
BlockID::Hash(hash) => Some(hash),
BlockID::Number(number) => chain.block_hash(number),
BlockID::Earliest => chain.block_hash(0),
BlockID::Latest | BlockID::Pending => Some(chain.best_block_hash()),
BlockId::Hash(hash) => Some(hash),
BlockId::Number(number) => chain.block_hash(number),
BlockId::Earliest => chain.block_hash(0),
BlockId::Latest | BlockId::Pending => Some(chain.best_block_hash()),
}
}
fn transaction_address(&self, id: TransactionID) -> Option<TransactionAddress> {
fn transaction_address(&self, id: TransactionId) -> Option<TransactionAddress> {
match id {
TransactionID::Hash(ref hash) => self.chain.read().transaction_address(hash),
TransactionID::Location(id, index) => Self::block_hash(&self.chain.read(), id).map(|hash| TransactionAddress {
TransactionId::Hash(ref hash) => self.chain.read().transaction_address(hash),
TransactionId::Location(id, index) => Self::block_hash(&self.chain.read(), id).map(|hash| TransactionAddress {
block_hash: hash,
index: index,
})
@@ -807,7 +807,7 @@ impl snapshot::DatabaseRestore for Client {
impl BlockChainClient for Client {
fn call(&self, t: &SignedTransaction, block: BlockID, analytics: CallAnalytics) -> Result<Executed, CallError> {
fn call(&self, t: &SignedTransaction, block: BlockId, analytics: CallAnalytics) -> Result<Executed, CallError> {
let header = try!(self.block_header(block).ok_or(CallError::StatePruned));
let view = HeaderView::new(&header);
let last_hashes = self.build_last_hashes(view.parent_hash());
@@ -843,11 +843,11 @@ impl BlockChainClient for Client {
Ok(ret)
}
fn replay(&self, id: TransactionID, analytics: CallAnalytics) -> Result<Executed, CallError> {
fn replay(&self, id: TransactionId, analytics: CallAnalytics) -> Result<Executed, CallError> {
let address = try!(self.transaction_address(id).ok_or(CallError::TransactionNotFound));
let header_data = try!(self.block_header(BlockID::Hash(address.block_hash)).ok_or(CallError::StatePruned));
let body_data = try!(self.block_body(BlockID::Hash(address.block_hash)).ok_or(CallError::StatePruned));
let mut state = try!(self.state_at_beginning(BlockID::Hash(address.block_hash)).ok_or(CallError::StatePruned));
let header_data = try!(self.block_header(BlockId::Hash(address.block_hash)).ok_or(CallError::StatePruned));
let body_data = try!(self.block_body(BlockId::Hash(address.block_hash)).ok_or(CallError::StatePruned));
let mut state = try!(self.state_at_beginning(BlockId::Hash(address.block_hash)).ok_or(CallError::StatePruned));
let txs = BodyView::new(&body_data).transactions();
if address.index >= txs.len() {
@@ -920,18 +920,18 @@ impl BlockChainClient for Client {
self.chain.read().best_block_header()
}
fn block_header(&self, id: BlockID) -> Option<Bytes> {
fn block_header(&self, id: BlockId) -> Option<Bytes> {
let chain = self.chain.read();
Self::block_hash(&chain, id).and_then(|hash| chain.block_header_data(&hash))
}
fn block_body(&self, id: BlockID) -> Option<Bytes> {
fn block_body(&self, id: BlockId) -> Option<Bytes> {
let chain = self.chain.read();
Self::block_hash(&chain, id).and_then(|hash| chain.block_body(&hash))
}
fn block(&self, id: BlockID) -> Option<Bytes> {
if let BlockID::Pending = id {
fn block(&self, id: BlockId) -> Option<Bytes> {
if let BlockId::Pending = id {
if let Some(block) = self.miner.pending_block() {
return Some(block.rlp_bytes(Seal::Without));
}
@@ -942,7 +942,7 @@ impl BlockChainClient for Client {
})
}
fn block_status(&self, id: BlockID) -> BlockStatus {
fn block_status(&self, id: BlockId) -> BlockStatus {
let chain = self.chain.read();
match Self::block_hash(&chain, id) {
Some(ref hash) if chain.is_known(hash) => BlockStatus::InChain,
@@ -951,42 +951,42 @@ impl BlockChainClient for Client {
}
}
fn block_total_difficulty(&self, id: BlockID) -> Option<U256> {
if let BlockID::Pending = id {
fn block_total_difficulty(&self, id: BlockId) -> Option<U256> {
if let BlockId::Pending = id {
if let Some(block) = self.miner.pending_block() {
return Some(*block.header.difficulty() + self.block_total_difficulty(BlockID::Latest).expect("blocks in chain have details; qed"));
return Some(*block.header.difficulty() + self.block_total_difficulty(BlockId::Latest).expect("blocks in chain have details; qed"));
}
}
let chain = self.chain.read();
Self::block_hash(&chain, id).and_then(|hash| chain.block_details(&hash)).map(|d| d.total_difficulty)
}
fn nonce(&self, address: &Address, id: BlockID) -> Option<U256> {
fn nonce(&self, address: &Address, id: BlockId) -> Option<U256> {
self.state_at(id).map(|s| s.nonce(address))
}
fn storage_root(&self, address: &Address, id: BlockID) -> Option<H256> {
fn storage_root(&self, address: &Address, id: BlockId) -> Option<H256> {
self.state_at(id).and_then(|s| s.storage_root(address))
}
fn block_hash(&self, id: BlockID) -> Option<H256> {
fn block_hash(&self, id: BlockId) -> Option<H256> {
let chain = self.chain.read();
Self::block_hash(&chain, id)
}
fn code(&self, address: &Address, id: BlockID) -> Option<Option<Bytes>> {
fn code(&self, address: &Address, id: BlockId) -> Option<Option<Bytes>> {
self.state_at(id).map(|s| s.code(address).map(|c| (*c).clone()))
}
fn balance(&self, address: &Address, id: BlockID) -> Option<U256> {
fn balance(&self, address: &Address, id: BlockId) -> Option<U256> {
self.state_at(id).map(|s| s.balance(address))
}
fn storage_at(&self, address: &Address, position: &H256, id: BlockID) -> Option<H256> {
fn storage_at(&self, address: &Address, position: &H256, id: BlockId) -> Option<H256> {
self.state_at(id).map(|s| s.storage_at(address, position))
}
fn list_accounts(&self, id: BlockID, after: Option<&Address>, count: u64) -> Option<Vec<Address>> {
fn list_accounts(&self, id: BlockId, after: Option<&Address>, count: u64) -> Option<Vec<Address>> {
if !self.factories.trie.is_fat() {
trace!(target: "fatdb", "list_accounts: Not a fat DB");
return None;
@@ -1024,7 +1024,7 @@ impl BlockChainClient for Client {
Some(accounts)
}
fn list_storage(&self, id: BlockID, account: &Address, after: Option<&H256>, count: u64) -> Option<Vec<H256>> {
fn list_storage(&self, id: BlockId, account: &Address, after: Option<&H256>, count: u64) -> Option<Vec<H256>> {
if !self.factories.trie.is_fat() {
trace!(target: "fatdb", "list_stroage: Not a fat DB");
return None;
@@ -1068,20 +1068,20 @@ impl BlockChainClient for Client {
Some(keys)
}
fn transaction(&self, id: TransactionID) -> Option<LocalizedTransaction> {
fn transaction(&self, id: TransactionId) -> Option<LocalizedTransaction> {
self.transaction_address(id).and_then(|address| self.chain.read().transaction(&address))
}
fn transaction_block(&self, id: TransactionID) -> Option<H256> {
fn transaction_block(&self, id: TransactionId) -> Option<H256> {
self.transaction_address(id).map(|addr| addr.block_hash)
}
fn uncle(&self, id: UncleID) -> Option<Bytes> {
fn uncle(&self, id: UncleId) -> Option<Bytes> {
let index = id.position;
self.block_body(id.block).and_then(|body| BodyView::new(&body).uncle_rlp_at(index))
}
fn transaction_receipt(&self, id: TransactionID) -> Option<LocalizedReceipt> {
fn transaction_receipt(&self, id: TransactionId) -> Option<LocalizedReceipt> {
let chain = self.chain.read();
self.transaction_address(id)
.and_then(|address| chain.block_number(&address.block_hash).and_then(|block_number| {
@@ -1165,7 +1165,7 @@ impl BlockChainClient for Client {
if self.chain.read().is_known(&unverified.hash()) {
return Err(BlockImportError::Import(ImportError::AlreadyInChain));
}
if self.block_status(BlockID::Hash(unverified.parent_hash())) == BlockStatus::Unknown {
if self.block_status(BlockId::Hash(unverified.parent_hash())) == BlockStatus::Unknown {
return Err(BlockImportError::Block(BlockError::UnknownParent(unverified.parent_hash())));
}
}
@@ -1179,7 +1179,7 @@ impl BlockChainClient for Client {
if self.chain.read().is_known(&header.hash()) {
return Err(BlockImportError::Import(ImportError::AlreadyInChain));
}
if self.block_status(BlockID::Hash(header.parent_hash())) == BlockStatus::Unknown {
if self.block_status(BlockId::Hash(header.parent_hash())) == BlockStatus::Unknown {
return Err(BlockImportError::Block(BlockError::UnknownParent(header.parent_hash())));
}
}
@@ -1202,7 +1202,7 @@ impl BlockChainClient for Client {
self.engine.additional_params().into_iter().collect()
}
fn blocks_with_bloom(&self, bloom: &H2048, from_block: BlockID, to_block: BlockID) -> Option<Vec<BlockNumber>> {
fn blocks_with_bloom(&self, bloom: &H2048, from_block: BlockId, to_block: BlockId) -> Option<Vec<BlockNumber>> {
match (self.block_number(from_block), self.block_number(to_block)) {
(Some(from), Some(to)) => Some(self.chain.read().blocks_with_bloom(bloom, from, to)),
_ => None
@@ -1244,20 +1244,20 @@ impl BlockChainClient for Client {
let trace_address = trace.address;
self.transaction_address(trace.transaction)
.and_then(|tx_address| {
self.block_number(BlockID::Hash(tx_address.block_hash))
self.block_number(BlockId::Hash(tx_address.block_hash))
.and_then(|number| self.tracedb.read().trace(number, tx_address.index, trace_address))
})
}
fn transaction_traces(&self, transaction: TransactionID) -> Option<Vec<LocalizedTrace>> {
fn transaction_traces(&self, transaction: TransactionId) -> Option<Vec<LocalizedTrace>> {
self.transaction_address(transaction)
.and_then(|tx_address| {
self.block_number(BlockID::Hash(tx_address.block_hash))
self.block_number(BlockId::Hash(tx_address.block_hash))
.and_then(|number| self.tracedb.read().transaction_traces(number, tx_address.index))
})
}
fn block_traces(&self, block: BlockID) -> Option<Vec<LocalizedTrace>> {
fn block_traces(&self, block: BlockId) -> Option<Vec<LocalizedTrace>> {
self.block_number(block)
.and_then(|number| self.tracedb.read().block_traces(number))
}
@@ -1298,13 +1298,13 @@ impl BlockChainClient for Client {
self.engine.signing_network_id(&self.latest_env_info())
}
fn block_extra_info(&self, id: BlockID) -> Option<BTreeMap<String, String>> {
fn block_extra_info(&self, id: BlockId) -> Option<BTreeMap<String, String>> {
self.block_header(id)
.map(|block| decode(&block))
.map(|header| self.engine.extra_info(&header))
}
fn uncle_extra_info(&self, id: UncleID) -> Option<BTreeMap<String, String>> {
fn uncle_extra_info(&self, id: UncleId) -> Option<BTreeMap<String, String>> {
self.uncle(id)
.map(|header| self.engine.extra_info(&decode(&header)))
}
@@ -1428,19 +1428,19 @@ impl MayPanic for Client {
}
impl ::client::ProvingBlockChainClient for Client {
fn prove_storage(&self, key1: H256, key2: H256, from_level: u32, id: BlockID) -> Vec<Bytes> {
fn prove_storage(&self, key1: H256, key2: H256, from_level: u32, id: BlockId) -> Vec<Bytes> {
self.state_at(id)
.and_then(move |state| state.prove_storage(key1, key2, from_level).ok())
.unwrap_or_else(Vec::new)
}
fn prove_account(&self, key1: H256, from_level: u32, id: BlockID) -> Vec<Bytes> {
fn prove_account(&self, key1: H256, from_level: u32, id: BlockId) -> Vec<Bytes> {
self.state_at(id)
.and_then(move |state| state.prove_account(key1, from_level).ok())
.unwrap_or_else(Vec::new)
}
fn code_by_hash(&self, account_key: H256, id: BlockID) -> Bytes {
fn code_by_hash(&self, account_key: H256, id: BlockId) -> Bytes {
self.state_at(id)
.and_then(move |state| state.code_by_address_hash(account_key).ok())
.and_then(|x| x)