diff --git a/Cargo.lock b/Cargo.lock index 9ce1c4372..0003098a8 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -215,11 +215,13 @@ name = "ethcore-rpc" version = "0.9.99" dependencies = [ "clippy 0.0.44 (registry+https://github.com/rust-lang/crates.io-index)", + "ethash 0.9.99", "ethcore 0.9.99", "ethcore-util 0.9.99", "ethsync 0.9.99", "jsonrpc-core 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)", "jsonrpc-http-server 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)", + "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)", "serde 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)", "serde_codegen 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)", diff --git a/ethash/src/compute.rs b/ethash/src/compute.rs index 6c311993b..eb64151d0 100644 --- a/ethash/src/compute.rs +++ b/ethash/src/compute.rs @@ -172,7 +172,8 @@ fn get_data_size(block_number: u64) -> usize { } #[inline] -fn get_seedhash(block_number: u64) -> H256 { +/// Given the `block_number`, determine the seed hash for Ethash. +pub fn get_seedhash(block_number: u64) -> H256 { let epochs = block_number / ETHASH_EPOCH_LENGTH; let mut ret: H256 = [0u8; 32]; for _ in 0..epochs { diff --git a/ethash/src/lib.rs b/ethash/src/lib.rs index e96b98b81..982f7129b 100644 --- a/ethash/src/lib.rs +++ b/ethash/src/lib.rs @@ -24,7 +24,7 @@ mod compute; use std::mem; use compute::Light; -pub use compute::{quick_get_difficulty, H256, ProofOfWork, ETHASH_EPOCH_LENGTH}; +pub use compute::{get_seedhash, quick_get_difficulty, H256, ProofOfWork, ETHASH_EPOCH_LENGTH}; use std::sync::{Arc, Mutex}; @@ -35,7 +35,7 @@ struct LightCache { prev: Option>, } -/// Lighy/Full cache manager +/// Light/Full cache manager. pub struct EthashManager { cache: Mutex, } diff --git a/ethcore/res/ethereum/tests b/ethcore/res/ethereum/tests index f32954b3d..99afe8f5a 160000 --- a/ethcore/res/ethereum/tests +++ b/ethcore/res/ethereum/tests @@ -1 +1 @@ -Subproject commit f32954b3ddb5af2dc3dc9ec6d9a28bee848fdf70 +Subproject commit 99afe8f5aad7bca5d0f1b1685390a4dea32d73c3 diff --git a/ethcore/src/block.rs b/ethcore/src/block.rs index 70c6c2fb2..f5788baba 100644 --- a/ethcore/src/block.rs +++ b/ethcore/src/block.rs @@ -21,7 +21,7 @@ use common::*; use engine::*; use state::*; -use verification::PreVerifiedBlock; +use verification::PreverifiedBlock; /// A block, encoded as it is on the block chain. // TODO: rename to Block @@ -155,9 +155,9 @@ pub struct OpenBlock<'x> { /// Just like OpenBlock, except that we've applied `Engine::on_close_block`, finished up the non-seal header fields, /// and collected the uncles. /// -/// There is no function available to push a transaction. If you want that you'll need to `reopen()` it. -pub struct ClosedBlock<'x> { - open_block: OpenBlock<'x>, +/// There is no function available to push a transaction. +pub struct ClosedBlock { + block: ExecutedBlock, uncle_bytes: Bytes, } @@ -178,10 +178,12 @@ impl<'x> OpenBlock<'x> { last_hashes: last_hashes, }; - r.block.base.header.set_number(parent.number() + 1); - r.block.base.header.set_author(author); - r.block.base.header.set_extra_data(extra_data); - r.block.base.header.set_timestamp_now(); + r.block.base.header.parent_hash = parent.hash(); + r.block.base.header.number = parent.number + 1; + r.block.base.header.author = author; + r.block.base.header.set_timestamp_now(parent.timestamp()); + r.block.base.header.extra_data = extra_data; + r.block.base.header.note_dirty(); engine.populate_from_parent(&mut r.block.base.header, parent); engine.on_new_block(&mut r.block); @@ -259,7 +261,7 @@ impl<'x> OpenBlock<'x> { } /// Turn this into a `ClosedBlock`. A BlockChain must be provided in order to figure out the uncles. - pub fn close(self) -> ClosedBlock<'x> { + pub fn close(self) -> ClosedBlock { let mut s = self; s.engine.on_close_block(&mut s.block); s.block.base.header.transactions_root = ordered_trie_root(s.block.base.transactions.iter().map(|ref e| e.rlp_bytes().to_vec()).collect()); @@ -271,7 +273,10 @@ impl<'x> OpenBlock<'x> { s.block.base.header.gas_used = s.block.receipts.last().map_or(U256::zero(), |r| r.gas_used); s.block.base.header.note_dirty(); - ClosedBlock::new(s, uncle_bytes) + ClosedBlock { + block: s.block, + uncle_bytes: uncle_bytes, + } } } @@ -279,38 +284,40 @@ impl<'x> IsBlock for OpenBlock<'x> { fn block(&self) -> &ExecutedBlock { &self.block } } -impl<'x> IsBlock for ClosedBlock<'x> { - fn block(&self) -> &ExecutedBlock { &self.open_block.block } +impl<'x> IsBlock for ClosedBlock { + fn block(&self) -> &ExecutedBlock { &self.block } } -impl<'x> ClosedBlock<'x> { - fn new(open_block: OpenBlock<'x>, uncle_bytes: Bytes) -> Self { - ClosedBlock { - open_block: open_block, - uncle_bytes: uncle_bytes, - } - } - +impl ClosedBlock { /// Get the hash of the header without seal arguments. pub fn hash(&self) -> H256 { self.header().rlp_sha3(Seal::Without) } /// Provide a valid seal in order to turn this into a `SealedBlock`. /// /// NOTE: This does not check the validity of `seal` with the engine. - pub fn seal(self, seal: Vec) -> Result { + pub fn seal(self, engine: &Engine, seal: Vec) -> Result { let mut s = self; - if seal.len() != s.open_block.engine.seal_fields() { - return Err(BlockError::InvalidSealArity(Mismatch{expected: s.open_block.engine.seal_fields(), found: seal.len()})); + if seal.len() != engine.seal_fields() { + return Err(BlockError::InvalidSealArity(Mismatch{expected: engine.seal_fields(), found: seal.len()})); } - s.open_block.block.base.header.set_seal(seal); - Ok(SealedBlock { block: s.open_block.block, uncle_bytes: s.uncle_bytes }) + s.block.base.header.set_seal(seal); + Ok(SealedBlock { block: s.block, uncle_bytes: s.uncle_bytes }) } - /// Turn this back into an `OpenBlock`. - pub fn reopen(self) -> OpenBlock<'x> { self.open_block } + /// Provide a valid seal in order to turn this into a `SealedBlock`. + /// This does check the validity of `seal` with the engine. + /// Returns the `ClosedBlock` back again if the seal is no good. + pub fn try_seal(self, engine: &Engine, seal: Vec) -> Result { + let mut s = self; + s.block.base.header.set_seal(seal); + match engine.verify_block_seal(&s.block.base.header) { + Err(_) => Err(s), + _ => Ok(SealedBlock { block: s.block, uncle_bytes: s.uncle_bytes }), + } + } /// Drop this object and return the underlieing database. - pub fn drain(self) -> JournalDB { self.open_block.block.state.drop().1 } + pub fn drain(self) -> JournalDB { self.block.state.drop().1 } } impl SealedBlock { @@ -332,7 +339,7 @@ impl IsBlock for SealedBlock { } /// Enact the block given by block header, transactions and uncles -pub fn enact<'x>(header: &Header, transactions: &[SignedTransaction], uncles: &[Header], engine: &'x Engine, db: JournalDB, parent: &Header, last_hashes: LastHashes) -> Result, Error> { +pub fn enact(header: &Header, transactions: &[SignedTransaction], uncles: &[Header], engine: &Engine, db: JournalDB, parent: &Header, last_hashes: LastHashes) -> Result { { if ::log::max_log_level() >= ::log::LogLevel::Trace { let s = State::from_existing(db.clone(), parent.state_root().clone(), engine.account_start_nonce()); @@ -350,14 +357,14 @@ pub fn enact<'x>(header: &Header, transactions: &[SignedTransaction], uncles: &[ } /// Enact the block given by `block_bytes` using `engine` on the database `db` with given `parent` block header -pub fn enact_bytes<'x>(block_bytes: &[u8], engine: &'x Engine, db: JournalDB, parent: &Header, last_hashes: LastHashes) -> Result, Error> { +pub fn enact_bytes(block_bytes: &[u8], engine: &Engine, db: JournalDB, parent: &Header, last_hashes: LastHashes) -> Result { let block = BlockView::new(block_bytes); let header = block.header(); enact(&header, &block.transactions(), &block.uncles(), engine, db, parent, last_hashes) } /// Enact the block given by `block_bytes` using `engine` on the database `db` with given `parent` block header -pub fn enact_verified<'x>(block: &PreVerifiedBlock, engine: &'x Engine, db: JournalDB, parent: &Header, last_hashes: LastHashes) -> Result, Error> { +pub fn enact_verified(block: &PreverifiedBlock, engine: &Engine, db: JournalDB, parent: &Header, last_hashes: LastHashes) -> Result { let view = BlockView::new(&block.bytes); enact(&block.header, &block.transactions, &view.uncles(), engine, db, parent, last_hashes) } @@ -365,7 +372,7 @@ pub fn enact_verified<'x>(block: &PreVerifiedBlock, engine: &'x Engine, db: Jour /// Enact the block given by `block_bytes` using `engine` on the database `db` with given `parent` block header. Seal the block aferwards pub fn enact_and_seal(block_bytes: &[u8], engine: &Engine, db: JournalDB, parent: &Header, last_hashes: LastHashes) -> Result { let header = BlockView::new(block_bytes).header_view(); - Ok(try!(try!(enact_bytes(block_bytes, engine, db, parent, last_hashes)).seal(header.seal()))) + Ok(try!(try!(enact_bytes(block_bytes, engine, db, parent, last_hashes)).seal(engine, header.seal()))) } #[cfg(test)] @@ -386,7 +393,7 @@ mod tests { let last_hashes = vec![genesis_header.hash()]; let b = OpenBlock::new(engine.deref(), db, &genesis_header, last_hashes, Address::zero(), vec![]); let b = b.close(); - let _ = b.seal(vec![]); + let _ = b.seal(engine.deref(), vec![]); } #[test] @@ -398,7 +405,7 @@ mod tests { let mut db_result = get_temp_journal_db(); let mut db = db_result.take(); engine.spec().ensure_db_good(&mut db); - let b = OpenBlock::new(engine.deref(), db, &genesis_header, vec![genesis_header.hash()], Address::zero(), vec![]).close().seal(vec![]).unwrap(); + let b = OpenBlock::new(engine.deref(), db, &genesis_header, vec![genesis_header.hash()], Address::zero(), vec![]).close().seal(engine.deref(), vec![]).unwrap(); let orig_bytes = b.rlp_bytes(); let orig_db = b.drain(); diff --git a/ethcore/src/block_queue.rs b/ethcore/src/block_queue.rs index 668c004e5..490a17995 100644 --- a/ethcore/src/block_queue.rs +++ b/ethcore/src/block_queue.rs @@ -28,7 +28,7 @@ use service::*; use client::BlockStatus; use util::panics::*; -known_heap_size!(0, UnVerifiedBlock, VerifyingBlock, PreVerifiedBlock); +known_heap_size!(0, UnverifiedBlock, VerifyingBlock, PreverifiedBlock); const MIN_MEM_LIMIT: usize = 16384; const MIN_QUEUE_LIMIT: usize = 512; @@ -105,14 +105,14 @@ pub struct BlockQueue { max_mem_use: usize, } -struct UnVerifiedBlock { +struct UnverifiedBlock { header: Header, bytes: Bytes, } struct VerifyingBlock { hash: H256, - block: Option, + block: Option, } struct QueueSignal { @@ -134,8 +134,8 @@ impl QueueSignal { #[derive(Default)] struct Verification { - unverified: VecDeque, - verified: VecDeque, + unverified: VecDeque, + verified: VecDeque, verifying: VecDeque, bad: HashSet, } @@ -244,7 +244,7 @@ impl BlockQueue { } } - fn drain_verifying(verifying: &mut VecDeque, verified: &mut VecDeque, bad: &mut HashSet) { + fn drain_verifying(verifying: &mut VecDeque, verified: &mut VecDeque, bad: &mut HashSet) { while !verifying.is_empty() && verifying.front().unwrap().block.is_some() { let block = verifying.pop_front().unwrap().block.unwrap(); if bad.contains(&block.header.parent_hash) { @@ -289,31 +289,31 @@ impl BlockQueue { let header = BlockView::new(&bytes).header(); let h = header.hash(); if self.processing.read().unwrap().contains(&h) { - return Err(ImportError::AlreadyQueued); + return Err(x!(ImportError::AlreadyQueued)); } { let mut verification = self.verification.lock().unwrap(); if verification.bad.contains(&h) { - return Err(ImportError::Bad(None)); + return Err(x!(ImportError::KnownBad)); } if verification.bad.contains(&header.parent_hash) { verification.bad.insert(h.clone()); - return Err(ImportError::Bad(None)); + return Err(x!(ImportError::KnownBad)); } } match verify_block_basic(&header, &bytes, self.engine.deref().deref()) { Ok(()) => { self.processing.write().unwrap().insert(h.clone()); - self.verification.lock().unwrap().unverified.push_back(UnVerifiedBlock { header: header, bytes: bytes }); + self.verification.lock().unwrap().unverified.push_back(UnverifiedBlock { header: header, bytes: bytes }); self.more_to_verify.notify_all(); Ok(h) }, Err(err) => { warn!(target: "client", "Stage 1 block verification failed for {}\nError: {:?}", BlockView::new(&bytes).header_view().sha3(), err); self.verification.lock().unwrap().bad.insert(h.clone()); - Err(From::from(err)) + Err(err) } } } @@ -352,7 +352,7 @@ impl BlockQueue { } /// Removes up to `max` verified blocks from the queue - pub fn drain(&mut self, max: usize) -> Vec { + pub fn drain(&mut self, max: usize) -> Vec { let mut verification = self.verification.lock().unwrap(); let count = min(max, verification.verified.len()); let mut result = Vec::with_capacity(count); @@ -455,7 +455,7 @@ mod tests { match duplicate_import { Err(e) => { match e { - ImportError::AlreadyQueued => {}, + Error::Import(ImportError::AlreadyQueued) => {}, _ => { panic!("must return AlreadyQueued error"); } } } diff --git a/ethcore/src/blockchain/blockchain.rs b/ethcore/src/blockchain/blockchain.rs index 53dcfb62c..185bcaad3 100644 --- a/ethcore/src/blockchain/blockchain.rs +++ b/ethcore/src/blockchain/blockchain.rs @@ -473,6 +473,12 @@ impl BlockChain { self.extras_db.write(batch).unwrap(); } + /// Given a block's `parent`, find every block header which represents a valid uncle. + pub fn find_uncle_headers(&self, _parent: &H256) -> Vec
{ + // TODO + Vec::new() + } + /// Get inserted block info which is critical to preapre extras updates. fn block_info(&self, block_bytes: &[u8]) -> BlockInfo { let block = BlockView::new(block_bytes); @@ -770,14 +776,15 @@ mod tests { use blockchain::{BlockProvider, BlockChain, BlockChainConfig}; use tests::helpers::*; use devtools::*; - use blockchain::helpers::generators::{ChainGenerator, ChainIterator}; + use blockchain::generator::{ChainGenerator, ChainIterator, BlockFinalizer}; use views::BlockView; #[test] fn basic_blockchain_insert() { let mut canon_chain = ChainGenerator::default(); - let genesis = canon_chain.next().unwrap().rlp(); - let first = canon_chain.next().unwrap().rlp(); + let mut finalizer = BlockFinalizer::default(); + let genesis = canon_chain.generate(&mut finalizer).unwrap(); + let first = canon_chain.generate(&mut finalizer).unwrap(); let genesis_hash = BlockView::new(&genesis).header_view().sha3(); let first_hash = BlockView::new(&first).header_view().sha3(); @@ -806,14 +813,12 @@ mod tests { #[cfg_attr(feature="dev", allow(cyclomatic_complexity))] fn test_small_fork() { let mut canon_chain = ChainGenerator::default(); - let genesis = canon_chain.next().unwrap().rlp(); - let blocks = canon_chain.clone().take(3).map(|block| block.rlp()).collect::>(); - let fork = canon_chain.skip(2).fork(1).take(1).next().unwrap().rlp(); - - let b1 = blocks[0].clone(); - let b2 = blocks[1].clone(); - let b3a = blocks[2].clone(); - let b3b = fork; + let mut finalizer = BlockFinalizer::default(); + let genesis = canon_chain.generate(&mut finalizer).unwrap(); + let b1 = canon_chain.generate(&mut finalizer).unwrap(); + let b2 = canon_chain.generate(&mut finalizer).unwrap(); + let b3b = canon_chain.fork(1).generate(&mut finalizer.fork()).unwrap(); + let b3a = canon_chain.generate(&mut finalizer).unwrap(); let genesis_hash = BlockView::new(&genesis).header_view().sha3(); let b1_hash= BlockView::new(&b1).header_view().sha3(); @@ -897,22 +902,24 @@ mod tests { #[test] fn test_reopen_blockchain_db() { - let genesis = "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".from_hex().unwrap(); - let b1 = "f90261f901f9a05716670833ec874362d65fea27a7cd35af5897d275b31a44944113111e4e96d2a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347948888f1f195afa192cfee860698584c030f4c9db1a0cb52de543653d86ccd13ba3ddf8b052525b04231c6884a4db3188a184681d878a0e78628dd45a1f8dc495594d83b76c588a3ee67463260f8b7d4a42f574aeab29aa0e9244cf7503b79c03d3a099e07a80d2dbc77bb0b502d8a89d51ac0d68dd31313b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001832fefd882520884562791e580a051b3ecba4e3f2b49c11d42dd0851ec514b1be3138080f72a2b6e83868275d98f8877671f479c414b47f862f86080018304cb2f94095e7baea6a6c7c4c2dfeb977efac326af552d870a801ca09e2709d7ec9bbe6b1bbbf0b2088828d14cd5e8642a1fee22dc74bfa89761a7f9a04bd8813dee4be989accdb708b1c2e325a7e9c695a8024e30e89d6c644e424747c0".from_hex().unwrap(); - let genesis_hash = H256::from_str("5716670833ec874362d65fea27a7cd35af5897d275b31a44944113111e4e96d2").unwrap(); - let b1_hash = H256::from_str("437e51676ff10756fcfee5edd9159fa41dbcb1b2c592850450371cbecd54ee4f").unwrap(); + let mut canon_chain = ChainGenerator::default(); + let mut finalizer = BlockFinalizer::default(); + let genesis = canon_chain.generate(&mut finalizer).unwrap(); + let first = canon_chain.generate(&mut finalizer).unwrap(); + let genesis_hash = BlockView::new(&genesis).header_view().sha3(); + let first_hash = BlockView::new(&first).header_view().sha3(); let temp = RandomTempPath::new(); { let bc = BlockChain::new(BlockChainConfig::default(), &genesis, temp.as_path()); assert_eq!(bc.best_block_hash(), genesis_hash); - bc.insert_block(&b1, vec![]); - assert_eq!(bc.best_block_hash(), b1_hash); + bc.insert_block(&first, vec![]); + assert_eq!(bc.best_block_hash(), first_hash); } { let bc = BlockChain::new(BlockChainConfig::default(), &genesis, temp.as_path()); - assert_eq!(bc.best_block_hash(), b1_hash); + assert_eq!(bc.best_block_hash(), first_hash); } } @@ -976,29 +983,24 @@ mod tests { #[test] fn test_bloom_filter_simple() { - let genesis = "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".from_hex().unwrap(); - - // block b1 (child of genesis) - let b1 = "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".from_hex().unwrap(); - - // block b2 (child of b1) - let b2 = "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".from_hex().unwrap(); - - // prepare for fork (b1a, child of genesis) - let b1a = "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".from_hex().unwrap(); - - // fork (b2a, child of b1a, with higher total difficulty) - let b2a = "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".from_hex().unwrap(); - - // fork back :) - let b3 = "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".from_hex().unwrap(); - + // TODO: From here let bloom_b1 = H2048::from_str("00000020000000000000000000000000000000000000000002000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000400000000000000000000002000").unwrap(); let bloom_b2 = H2048::from_str("00000000000000000000000000000000000000000000020000001000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000008000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000").unwrap(); let bloom_ba = H2048::from_str("00000000000000000000000000000000000000000000020000000800000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000008000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000").unwrap(); + let mut canon_chain = ChainGenerator::default(); + let mut finalizer = BlockFinalizer::default(); + let genesis = canon_chain.generate(&mut finalizer).unwrap(); + let mut fork = canon_chain.fork(1); + let mut fork_finalizer = finalizer.fork(); + let b1 = fork.with_bloom(bloom_b1.clone()).generate(&mut fork_finalizer).unwrap(); + let b2 = fork.with_bloom(bloom_b2.clone()).generate(&mut fork_finalizer).unwrap(); + let b3 = fork.with_bloom(bloom_ba.clone()).generate(&mut fork_finalizer).unwrap(); + let b1a = canon_chain.with_bloom(bloom_ba.clone()).generate(&mut finalizer).unwrap(); + let b2a = canon_chain.with_bloom(bloom_ba.clone()).generate(&mut finalizer).unwrap(); + let temp = RandomTempPath::new(); let bc = BlockChain::new(BlockChainConfig::default(), &genesis, temp.as_path()); diff --git a/ethcore/src/blockchain/generator/block.rs b/ethcore/src/blockchain/generator/block.rs new file mode 100644 index 000000000..0a3dad399 --- /dev/null +++ b/ethcore/src/blockchain/generator/block.rs @@ -0,0 +1,64 @@ +// 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 . + +use util::rlp::*; +use util::{H256, H2048}; +use util::U256; +use util::bytes::Bytes; +use header::Header; +use transaction::SignedTransaction; + +use super::fork::Forkable; +use super::bloom::WithBloom; +use super::complete::CompleteBlock; + +/// Helper structure, used for encoding blocks. +#[derive(Default)] +pub struct Block { + pub header: Header, + pub transactions: Vec, + pub uncles: Vec
+} + +impl Encodable for Block { + fn rlp_append(&self, s: &mut RlpStream) { + s.begin_list(3); + s.append(&self.header); + s.append(&self.transactions); + s.append(&self.uncles); + } +} + +impl Forkable for Block { + fn fork(mut self, fork_number: usize) -> Self where Self: Sized { + self.header.difficulty = self.header.difficulty - U256::from(fork_number); + self + } +} + +impl WithBloom for Block { + fn with_bloom(mut self, bloom: H2048) -> Self where Self: Sized { + self.header.log_bloom = bloom; + self + } +} + +impl CompleteBlock for Block { + fn complete(mut self, parent_hash: H256) -> Bytes { + self.header.parent_hash = parent_hash; + encode(&self).to_vec() + } +} diff --git a/ethcore/src/blockchain/generator/bloom.rs b/ethcore/src/blockchain/generator/bloom.rs new file mode 100644 index 000000000..f61c9d1ff --- /dev/null +++ b/ethcore/src/blockchain/generator/bloom.rs @@ -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 . + +use util::hash::H2048; + +pub trait WithBloom { + fn with_bloom(self, bloom: H2048) -> Self where Self: Sized; +} + +pub struct Bloom<'a, I> where I: 'a { + pub iter: &'a mut I, + pub bloom: H2048, +} + +impl<'a, I> Iterator for Bloom<'a, I> where I: Iterator, ::Item: WithBloom { + type Item = ::Item; + + #[inline] + fn next(&mut self) -> Option { + self.iter.next().map(|item| item.with_bloom(self.bloom.clone())) + } +} diff --git a/ethcore/src/blockchain/generator/complete.rs b/ethcore/src/blockchain/generator/complete.rs new file mode 100644 index 000000000..39bd587a0 --- /dev/null +++ b/ethcore/src/blockchain/generator/complete.rs @@ -0,0 +1,53 @@ +// 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 . + +use util::hash::H256; +use util::bytes::Bytes; +use util::sha3::Hashable; +use views::BlockView; + +#[derive(Default, Clone)] +pub struct BlockFinalizer { + parent_hash: H256 +} + +impl BlockFinalizer { + pub fn fork(&self) -> Self { + self.clone() + } +} + +pub trait CompleteBlock { + fn complete(self, parent_hash: H256) -> Bytes; +} + +pub struct Complete<'a, I> where I: 'a { + pub iter: &'a mut I, + pub finalizer: &'a mut BlockFinalizer, +} + +impl<'a, I> Iterator for Complete<'a, I> where I: Iterator, ::Item: CompleteBlock { + type Item = Bytes; + + #[inline] + fn next(&mut self) -> Option { + self.iter.next().map(|item| { + let rlp = item.complete(self.finalizer.parent_hash.clone()); + self.finalizer.parent_hash = BlockView::new(&rlp).header_view().sha3(); + rlp + }) + } +} diff --git a/ethcore/src/blockchain/generator/fork.rs b/ethcore/src/blockchain/generator/fork.rs new file mode 100644 index 000000000..f3a4eb267 --- /dev/null +++ b/ethcore/src/blockchain/generator/fork.rs @@ -0,0 +1,42 @@ +// 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 . + +pub trait Forkable { + fn fork(self, fork_number: usize) -> Self where Self: Sized; +} + +pub struct Fork { + pub iter: I, + pub fork_number: usize, +} + +impl Clone for Fork where I: Iterator + Clone { + fn clone(&self) -> Self { + Fork { + iter: self.iter.clone(), + fork_number: self.fork_number + } + } +} + +impl Iterator for Fork where I: Iterator, ::Item: Forkable { + type Item = ::Item; + + #[inline] + fn next(&mut self) -> Option { + self.iter.next().map(|item| item.fork(self.fork_number)) + } +} diff --git a/ethcore/src/blockchain/helpers/generators.rs b/ethcore/src/blockchain/generator/generator.rs similarity index 51% rename from ethcore/src/blockchain/helpers/generators.rs rename to ethcore/src/blockchain/generator/generator.rs index a20b0cf79..51e6294fc 100644 --- a/ethcore/src/blockchain/helpers/generators.rs +++ b/ethcore/src/blockchain/generator/generator.rs @@ -14,108 +14,52 @@ // You should have received a copy of the GNU General Public License // along with Parity. If not, see . -use util::rlp::*; -use util::hash::{H256, H2048}; -use util::uint::{U256}; +use util::hash::H2048; +use util::numbers::U256; use util::bytes::Bytes; -use header::{BlockNumber, Header}; -use transaction::SignedTransaction; - -pub trait Forkable { - fn fork(self, fork_number: usize) -> Self where Self: Sized; -} - -pub struct Fork { - iter: I, - fork_number: usize, -} - -impl Iterator for Fork where I: Iterator, ::Item: Forkable { - type Item = ::Item; - - #[inline] - fn next(&mut self) -> Option { - self.iter.next().map(|item| item.fork(self.fork_number)) - } -} - -pub trait WithBloom { - fn with_bloom(self, bloom: H2048) -> Self where Self: Sized; -} - -pub struct Bloom { - iter: I, - bloom: H2048, -} - -impl Iterator for Bloom where I: Iterator, ::Item: WithBloom { - type Item = ::Item; - - #[inline] - fn next(&mut self) -> Option { - self.iter.next().map(|item| item.with_bloom(self.bloom.clone())) - } -} +use header::BlockNumber; +use super::fork::Fork; +use super::bloom::Bloom; +use super::complete::{BlockFinalizer, CompleteBlock, Complete}; +use super::block::Block; /// Chain iterator interface. -pub trait ChainIterator: Iterator { +pub trait ChainIterator: Iterator + Sized { /// Should be called to create a fork of current iterator. /// Blocks generated by fork will have lower difficulty than current chain. - fn fork(&mut self, fork_number: usize) -> Fork where Self: Sized; + fn fork(&self, fork_number: usize) -> Fork where Self: Clone; /// Should be called to make every consecutive block have given bloom. - fn with_bloom(&mut self, bloom: H2048) -> Bloom where Self: Sized; + fn with_bloom<'a>(&'a mut self, bloom: H2048) -> Bloom<'a, 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. + fn generate<'a>(&'a mut self, finalizer: &'a mut BlockFinalizer) -> Option where Self::Item: CompleteBlock; } -impl ChainIterator for I where I: Iterator + Sized + Clone { - fn fork(&mut self, fork_number: usize) -> Fork { +impl ChainIterator for I where I: Iterator + Sized { + fn fork(&self, fork_number: usize) -> Fork where I: Clone { Fork { iter: self.clone(), fork_number: fork_number } } - fn with_bloom(&mut self, bloom: H2048) -> Bloom { + fn with_bloom<'a>(&'a mut self, bloom: H2048) -> Bloom<'a, Self> { Bloom { - iter: self.clone(), + iter: self, bloom: bloom } } -} -/// Helper structure, used for encoding blocks. -#[derive(Default)] -pub struct Block { - header: Header, - transactions: Vec, - uncles: Vec
-} - -impl Block { - pub fn rlp(&self) -> Bytes { - encode(self).to_vec() + fn complete<'a>(&'a mut self, finalizer: &'a mut BlockFinalizer) -> Complete<'a, Self> { + Complete { + iter: self, + finalizer: finalizer + } } -} -impl Encodable for Block { - fn rlp_append(&self, s: &mut RlpStream) { - s.begin_list(3); - s.append(&self.header); - s.append(&self.transactions); - s.append(&self.uncles); - } -} - -impl Forkable for Block { - fn fork(mut self, fork_number: usize) -> Self where Self: Sized { - self.header.difficulty = self.header.difficulty - U256::from(fork_number); - self - } -} - -impl WithBloom for Block { - fn with_bloom(mut self, bloom: H2048) -> Self where Self: Sized { - self.header.log_bloom = bloom; - self + fn generate<'a>(&'a mut self, finalizer: &'a mut BlockFinalizer) -> Option where ::Item: CompleteBlock { + self.complete(finalizer).next() } } @@ -124,8 +68,6 @@ impl WithBloom for Block { pub struct ChainGenerator { /// Next block number. number: BlockNumber, - /// Next block parent hash. - parent_hash: H256, /// Next block difficulty. difficulty: U256, } @@ -133,7 +75,6 @@ pub struct ChainGenerator { impl ChainGenerator { fn prepare_block(&self) -> Block { let mut block = Block::default(); - block.header.parent_hash = self.parent_hash.clone(); block.header.number = self.number; block.header.difficulty = self.difficulty; block @@ -144,7 +85,6 @@ impl Default for ChainGenerator { fn default() -> Self { ChainGenerator { number: 0, - parent_hash: H256::default(), difficulty: U256::from(1000), } } @@ -156,30 +96,28 @@ impl Iterator for ChainGenerator { fn next(&mut self) -> Option { let block = self.prepare_block(); self.number += 1; - self.parent_hash = block.header.hash(); Some(block) } } - -#[cfg(test)] mod tests { - use util::hash::H256; + use util::hash::{H256, H2048}; use util::sha3::Hashable; use views::BlockView; - use super::{ChainIterator, ChainGenerator}; + use blockchain::generator::{ChainIterator, ChainGenerator, BlockFinalizer}; #[test] fn canon_chain_generator() { let mut canon_chain = ChainGenerator::default(); + let mut finalizer = BlockFinalizer::default(); - let genesis_rlp = canon_chain.next().unwrap().rlp(); + let genesis_rlp = canon_chain.generate(&mut finalizer).unwrap(); let genesis = BlockView::new(&genesis_rlp); assert_eq!(genesis.header_view().parent_hash(), H256::default()); assert_eq!(genesis.header_view().number(), 0); - let b1_rlp = canon_chain.next().unwrap().rlp(); + let b1_rlp = canon_chain.generate(&mut finalizer).unwrap(); let b1 = BlockView::new(&b1_rlp); assert_eq!(b1.header_view().parent_hash(), genesis.header_view().sha3()); @@ -187,17 +125,45 @@ mod tests { let mut fork_chain = canon_chain.fork(1); - let b2_rlp_fork = fork_chain.next().unwrap().rlp(); + let b2_rlp_fork = fork_chain.generate(&mut finalizer.fork()).unwrap(); let b2_fork = BlockView::new(&b2_rlp_fork); assert_eq!(b2_fork.header_view().parent_hash(), b1.header_view().sha3()); assert_eq!(b2_fork.header_view().number(), 2); - let b2_rlp = canon_chain.next().unwrap().rlp(); + let b2_rlp = canon_chain.generate(&mut finalizer).unwrap(); let b2 = BlockView::new(&b2_rlp); assert_eq!(b2.header_view().parent_hash(), b1.header_view().sha3()); assert_eq!(b2.header_view().number(), 2); assert!(b2.header_view().difficulty() > b2_fork.header_view().difficulty()); } + + #[test] + fn with_bloom_generator() { + let bloom = H2048([0x1; 256]); + let mut gen = ChainGenerator::default(); + let mut finalizer = BlockFinalizer::default(); + + let block0_rlp = gen.with_bloom(bloom).generate(&mut finalizer).unwrap(); + let block1_rlp = gen.generate(&mut finalizer).unwrap(); + let block0 = BlockView::new(&block0_rlp); + let block1 = BlockView::new(&block1_rlp); + + assert_eq!(block0.header_view().number(), 0); + assert_eq!(block0.header_view().parent_hash(), H256::default()); + + assert_eq!(block1.header_view().number(), 1); + assert_eq!(block1.header_view().parent_hash(), block0.header_view().sha3()); + + } + + #[test] + fn generate_1000_blocks() { + let generator = ChainGenerator::default(); + let mut finalizer = BlockFinalizer::default(); + let blocks: Vec<_> = generator.take(1000).complete(&mut finalizer).collect(); + assert_eq!(blocks.len(), 1000); + } } + diff --git a/ethcore/src/blockchain/helpers/mod.rs b/ethcore/src/blockchain/generator/mod.rs similarity index 81% rename from ethcore/src/blockchain/helpers/mod.rs rename to ethcore/src/blockchain/generator/mod.rs index 233f8f1f8..88fdec0e4 100644 --- a/ethcore/src/blockchain/helpers/mod.rs +++ b/ethcore/src/blockchain/generator/mod.rs @@ -14,4 +14,11 @@ // You should have received a copy of the GNU General Public License // along with Parity. If not, see . -pub mod generators; +mod bloom; +mod block; +mod complete; +mod fork; +pub mod generator; + +pub use self::complete::BlockFinalizer; +pub use self::generator::{ChainIterator, ChainGenerator}; diff --git a/ethcore/src/blockchain/mod.rs b/ethcore/src/blockchain/mod.rs index 60a1aeb33..b0679b563 100644 --- a/ethcore/src/blockchain/mod.rs +++ b/ethcore/src/blockchain/mod.rs @@ -24,7 +24,7 @@ mod cache; mod tree_route; mod update; #[cfg(test)] -mod helpers; +mod generator; pub use self::blockchain::{BlockProvider, BlockChain, BlockChainConfig}; pub use self::cache::CacheSize; diff --git a/ethcore/src/client.rs b/ethcore/src/client.rs index 803f5c9db..268d99229 100644 --- a/ethcore/src/client.rs +++ b/ethcore/src/client.rs @@ -21,7 +21,7 @@ use util::panics::*; use blockchain::{BlockChain, BlockProvider}; use views::BlockView; use error::*; -use header::{BlockNumber, Header}; +use header::{BlockNumber}; use state::State; use spec::Spec; use engine::Engine; @@ -176,7 +176,7 @@ pub struct ClientReport { impl ClientReport { /// Alter internal reporting to reflect the additional `block` has been processed. - pub fn accrue_block(&mut self, block: &PreVerifiedBlock) { + pub fn accrue_block(&mut self, block: &PreverifiedBlock) { self.blocks_imported += 1; self.transactions_applied += block.transactions.len(); self.gas_processed = self.gas_processed + block.header.gas_used; @@ -193,6 +193,11 @@ pub struct Client { report: RwLock, import_lock: Mutex<()>, panic_handler: Arc, + + // for sealing... + sealing_block: Mutex>, + author: RwLock
, + extra_data: RwLock, } const HISTORY: u64 = 1000; @@ -228,7 +233,10 @@ impl Client { block_queue: RwLock::new(block_queue), report: RwLock::new(Default::default()), import_lock: Mutex::new(()), - panic_handler: panic_handler + panic_handler: panic_handler, + sealing_block: Mutex::new(None), + author: RwLock::new(Address::new()), + extra_data: RwLock::new(Vec::new()), })) } @@ -237,10 +245,10 @@ impl Client { self.block_queue.write().unwrap().flush(); } - fn build_last_hashes(&self, header: &Header) -> LastHashes { + fn build_last_hashes(&self, parent_hash: H256) -> LastHashes { let mut last_hashes = LastHashes::new(); last_hashes.resize(256, H256::new()); - last_hashes[0] = header.parent_hash.clone(); + last_hashes[0] = parent_hash; let chain = self.chain.read().unwrap(); for i in 0..255 { match chain.block_details(&last_hashes[i]) { @@ -253,7 +261,7 @@ impl Client { last_hashes } - fn check_and_close_block(&self, block: &PreVerifiedBlock) -> Result { + fn check_and_close_block(&self, block: &PreverifiedBlock) -> Result { let engine = self.engine.deref().deref(); let header = &block.header; @@ -281,7 +289,7 @@ impl Client { // Enact Verified Block let parent = chain_has_parent.unwrap(); - let last_hashes = self.build_last_hashes(header); + let last_hashes = self.build_last_hashes(header.parent_hash.clone()); let db = self.state_db.lock().unwrap().clone(); let enact_result = enact_verified(&block, engine, db, &parent, last_hashes); @@ -310,6 +318,8 @@ impl Client { let _import_lock = self.import_lock.lock(); let blocks = self.block_queue.write().unwrap().drain(max_blocks_to_import); + let original_best = self.chain_info().best_block_hash; + for block in blocks { let header = &block.header; @@ -365,6 +375,10 @@ impl Client { } } + if self.chain_info().best_block_hash != original_best { + self.prepare_sealing(); + } + imported } @@ -411,8 +425,82 @@ impl Client { BlockId::Latest => Some(self.chain.read().unwrap().best_block_number()) } } + + /// Get the author that we will seal blocks as. + pub fn author(&self) -> Address { + self.author.read().unwrap().clone() + } + + /// Set the author that we will seal blocks as. + pub fn set_author(&self, author: Address) { + *self.author.write().unwrap() = author; + } + + /// Get the extra_data that we will seal blocks wuth. + pub fn extra_data(&self) -> Bytes { + self.extra_data.read().unwrap().clone() + } + + /// Set the extra_data that we will seal blocks with. + pub fn set_extra_data(&self, extra_data: Bytes) { + *self.extra_data.write().unwrap() = extra_data; + } + + /// New chain head event. Restart mining operation. + pub fn prepare_sealing(&self) { + let h = self.chain.read().unwrap().best_block_hash(); + let mut b = OpenBlock::new( + self.engine.deref().deref(), + self.state_db.lock().unwrap().clone(), + match self.chain.read().unwrap().block_header(&h) { Some(ref x) => x, None => {return;} }, + self.build_last_hashes(h.clone()), + self.author(), + self.extra_data() + ); + + self.chain.read().unwrap().find_uncle_headers(&h).into_iter().foreach(|h| { b.push_uncle(h).unwrap(); }); + + // TODO: push transactions. + + let b = b.close(); + trace!("Sealing: number={}, hash={}, diff={}", b.hash(), b.block().header().difficulty(), b.block().header().number()); + *self.sealing_block.lock().unwrap() = Some(b); + } + + /// Grab the `ClosedBlock` that we want to be sealed. Comes as a mutex that you have to lock. + pub fn sealing_block(&self) -> &Mutex> { + if self.sealing_block.lock().unwrap().is_none() { + self.prepare_sealing(); + } + &self.sealing_block + } + + /// Submit `seal` as a valid solution for the header of `pow_hash`. + /// Will check the seal, but not actually insert the block into the chain. + pub fn submit_seal(&self, pow_hash: H256, seal: Vec) -> Result<(), Error> { + let mut maybe_b = self.sealing_block.lock().unwrap(); + match *maybe_b { + Some(ref b) if b.hash() == pow_hash => {} + _ => { return Err(Error::PowHashInvalid); } + } + + let b = maybe_b.take(); + match b.unwrap().try_seal(self.engine.deref().deref(), seal) { + Err(old) => { + *maybe_b = Some(old); + Err(Error::PowInvalid) + } + Ok(sealed) => { + // TODO: commit DB from `sealed.drain` and make a VerifiedBlock to skip running the transactions twice. + try!(self.import_block(sealed.rlp_bytes())); + Ok(()) + } + } + } } +// TODO: need MinerService MinerIoHandler + impl BlockChainClient for Client { fn block_header(&self, id: BlockId) -> Option { let chain = self.chain.read().unwrap(); @@ -485,12 +573,14 @@ impl BlockChainClient for Client { } fn import_block(&self, bytes: Bytes) -> ImportResult { - let header = BlockView::new(&bytes).header(); - if self.chain.read().unwrap().is_known(&header.hash()) { - return Err(ImportError::AlreadyInChain); - } - if self.block_status(BlockId::Hash(header.parent_hash)) == BlockStatus::Unknown { - return Err(ImportError::UnknownParent); + { + let header = BlockView::new(&bytes).header_view(); + if self.chain.read().unwrap().is_known(&header.sha3()) { + return Err(x!(ImportError::AlreadyInChain)); + } + if self.block_status(BlockId::Hash(header.parent_hash())) == BlockStatus::Unknown { + return Err(x!(BlockError::UnknownParent(header.parent_hash()))); + } } self.block_queue.write().unwrap().import_block(bytes) } diff --git a/ethcore/src/engine.rs b/ethcore/src/engine.rs index f86c943ee..d607ce2e2 100644 --- a/ethcore/src/engine.rs +++ b/ethcore/src/engine.rs @@ -30,8 +30,6 @@ pub trait Engine : Sync + Send { /// The number of additional header fields required for this engine. fn seal_fields(&self) -> usize { 0 } - /// Default values of the additional fields RLP-encoded in a raw (non-list) harness. - fn seal_rlp(&self) -> Bytes { vec![] } /// Additional engine-specific information for the user/developer concerning `header`. fn extra_info(&self, _header: &Header) -> HashMap { HashMap::new() } @@ -76,9 +74,20 @@ pub trait Engine : Sync + Send { /// Verify a particular transaction is valid. fn verify_transaction(&self, _t: &SignedTransaction, _header: &Header) -> Result<(), Error> { Ok(()) } - /// Don't forget to call Super::populateFromParent when subclassing & overriding. + /// Verify the seal of a block. This is an auxilliary method that actually just calls other `verify_` methods + /// to get the job done. By default it must pass `verify_basic` and `verify_block_unordered`. If more or fewer + /// methods are needed for an Engine, this may be overridden. + fn verify_block_seal(&self, header: &Header) -> Result<(), Error> { + self.verify_block_basic(header, None).and_then(|_| self.verify_block_unordered(header, None)) + } + + /// Don't forget to call Super::populate_from_parent when subclassing & overriding. // TODO: consider including State in the params. - fn populate_from_parent(&self, _header: &mut Header, _parent: &Header) {} + fn populate_from_parent(&self, header: &mut Header, parent: &Header) { + header.difficulty = parent.difficulty; + header.gas_limit = parent.gas_limit; + header.note_dirty(); + } // TODO: builtin contract routing - to do this properly, it will require removing the built-in configuration-reading logic // from Spec into here and removing the Spec::builtins field. diff --git a/ethcore/src/error.rs b/ethcore/src/error.rs index f75f338bf..824d8da90 100644 --- a/ethcore/src/error.rs +++ b/ethcore/src/error.rs @@ -131,25 +131,14 @@ pub enum BlockError { #[derive(Debug)] /// Import to the block queue result pub enum ImportError { - /// Bad block detected - Bad(Option), - /// Already in the block chain + /// Already in the block chain. AlreadyInChain, - /// Already in the block queue + /// Already in the block queue. AlreadyQueued, - /// Unknown parent - UnknownParent, + /// Already marked as bad from a previous import (could mean parent is bad). + KnownBad, } -impl From for ImportError { - fn from(err: Error) -> ImportError { - ImportError::Bad(Some(err)) - } -} - -/// Result of import block operation. -pub type ImportResult = Result; - #[derive(Debug)] /// General error type which should be capable of representing all errors in ethcore. pub enum Error { @@ -163,14 +152,29 @@ pub enum Error { Execution(ExecutionError), /// Error concerning transaction processing. Transaction(TransactionError), + /// Error concerning block import. + Import(ImportError), + /// PoW hash is invalid or out of date. + PowHashInvalid, + /// The value of the nonce or mishash is invalid. + PowInvalid, } +/// Result of import block operation. +pub type ImportResult = Result; + impl From for Error { fn from(err: TransactionError) -> Error { Error::Transaction(err) } } +impl From for Error { + fn from(err: ImportError) -> Error { + Error::Import(err) + } +} + impl From for Error { fn from(err: BlockError) -> Error { Error::Block(err) diff --git a/ethcore/src/ethereum/ethash.rs b/ethcore/src/ethereum/ethash.rs index 54f02524d..f9810b964 100644 --- a/ethcore/src/ethereum/ethash.rs +++ b/ethcore/src/ethereum/ethash.rs @@ -74,8 +74,6 @@ impl Engine for Ethash { fn version(&self) -> SemanticVersion { SemanticVersion::new(1, 0, 0) } // Two fields - mix fn seal_fields(&self) -> usize { 2 } - // Two empty data items in RLP. - fn seal_rlp(&self) -> Bytes { encode(&H64::new()).to_vec() } /// Additional engine-specific information for the user/developer concerning `header`. fn extra_info(&self, _header: &Header) -> HashMap { HashMap::new() } @@ -106,7 +104,7 @@ impl Engine for Ethash { max(gas_floor_target, gas_limit - gas_limit / bound_divisor + x!(1) + (header.gas_used * x!(6) / x!(5)) / bound_divisor) } }; - + header.note_dirty(); // info!("ethash: populate_from_parent #{}: difficulty={} and gas_limit={}", header.number, header.difficulty, header.gas_limit); } @@ -144,9 +142,10 @@ impl Engine for Ethash { } let difficulty = Ethash::boundary_to_difficulty(&Ethash::from_ethash(quick_get_difficulty( - &Ethash::to_ethash(header.bare_hash()), - header.nonce().low_u64(), - &Ethash::to_ethash(header.mix_hash())))); + &Ethash::to_ethash(header.bare_hash()), + header.nonce().low_u64(), + &Ethash::to_ethash(header.mix_hash()) + ))); if difficulty < header.difficulty { return Err(From::from(BlockError::InvalidProofOfWork(OutOfBounds { min: Some(header.difficulty), max: None, found: difficulty }))); } @@ -241,10 +240,21 @@ impl Ethash { target } - fn boundary_to_difficulty(boundary: &H256) -> U256 { + /// Convert an Ethash boundary to its original difficulty. Basically just `f(x) = 2^256 / x`. + pub fn boundary_to_difficulty(boundary: &H256) -> U256 { U256::from((U512::one() << 256) / x!(U256::from(boundary.as_slice()))) } + /// Convert an Ethash difficulty to the target boundary. Basically just `f(x) = 2^256 / x`. + pub fn difficulty_to_boundary(difficulty: &U256) -> H256 { + x!(U256::from((U512::one() << 256) / x!(difficulty))) + } + + /// Given the `block_number`, determine the seed hash for Ethash. + pub fn get_seedhash(number: BlockNumber) -> H256 { + Self::from_ethash(ethash::get_seedhash(number)) + } + fn to_ethash(hash: H256) -> EH256 { unsafe { mem::transmute(hash) } } @@ -255,12 +265,20 @@ impl Ethash { } impl Header { - fn nonce(&self) -> H64 { + /// Get the none field of the header. + pub fn nonce(&self) -> H64 { decode(&self.seal()[1]) } - fn mix_hash(&self) -> H256 { + + /// Get the mix hash field of the header. + pub fn mix_hash(&self) -> H256 { decode(&self.seal()[0]) } + + /// Set the nonce and mix hash fields of the header. + pub fn set_nonce_and_mix_hash(&mut self, nonce: &H64, mix_hash: &H256) { + self.seal = vec![encode(mix_hash).to_vec(), encode(nonce).to_vec()]; + } } #[cfg(test)] diff --git a/ethcore/src/header.rs b/ethcore/src/header.rs index 6ee682544..cc02d84db 100644 --- a/ethcore/src/header.rs +++ b/ethcore/src/header.rs @@ -102,10 +102,12 @@ impl Header { Self::default() } - /// Get the number field of the header. - pub fn number(&self) -> BlockNumber { self.number } + /// Get the parent_hash field of the header. + pub fn parent_hash(&self) -> &H256 { &self.parent_hash } /// Get the timestamp field of the header. pub fn timestamp(&self) -> u64 { self.timestamp } + /// Get the number field of the header. + pub fn number(&self) -> BlockNumber { self.number } /// Get the author field of the header. pub fn author(&self) -> &Address { &self.author } @@ -127,11 +129,13 @@ impl Header { // TODO: seal_at, set_seal_at &c. /// Set the number field of the header. - pub fn set_number(&mut self, a: BlockNumber) { self.number = a; self.note_dirty(); } + pub fn set_parent_hash(&mut self, a: H256) { self.parent_hash = a; self.note_dirty(); } /// Set the timestamp field of the header. pub fn set_timestamp(&mut self, a: u64) { self.timestamp = a; self.note_dirty(); } /// Set the timestamp field of the header to the current time. - pub fn set_timestamp_now(&mut self) { self.timestamp = now_utc().to_timespec().sec as u64; self.note_dirty(); } + pub fn set_timestamp_now(&mut self, but_later_than: u64) { self.timestamp = max(now_utc().to_timespec().sec as u64, but_later_than + 1); self.note_dirty(); } + /// Set the number field of the header. + pub fn set_number(&mut self, a: BlockNumber) { self.number = a; self.note_dirty(); } /// Set the author field of the header. pub fn set_author(&mut self, a: Address) { if a != self.author { self.author = a; self.note_dirty(); } } diff --git a/ethcore/src/json_tests/state.rs b/ethcore/src/json_tests/state.rs index b5f28444a..f6b5751a7 100644 --- a/ethcore/src/json_tests/state.rs +++ b/ethcore/src/json_tests/state.rs @@ -115,7 +115,7 @@ declare_test!{StateTests_stSolidityTest, "StateTests/stSolidityTest"} declare_test!{StateTests_stSpecialTest, "StateTests/stSpecialTest"} declare_test!{StateTests_stSystemOperationsTest, "StateTests/stSystemOperationsTest"} declare_test!{StateTests_stTransactionTest, "StateTests/stTransactionTest"} -//declare_test!{StateTests_stTransitionTest, "StateTests/stTransitionTest"} +declare_test!{StateTests_stTransitionTest, "StateTests/stTransitionTest"} declare_test!{StateTests_stWalletTest, "StateTests/stWalletTest"} diff --git a/ethcore/src/tests/client.rs b/ethcore/src/tests/client.rs index 83df81fa2..65c9d7358 100644 --- a/ethcore/src/tests/client.rs +++ b/ethcore/src/tests/client.rs @@ -15,6 +15,7 @@ // along with Parity. If not, see . use client::{BlockChainClient, Client, ClientConfig, BlockId}; +use block::IsBlock; use tests::helpers::*; use common::*; use devtools::*; @@ -106,3 +107,22 @@ fn can_collect_garbage() { client.tick(); assert!(client.blockchain_cache_info().blocks < 100 * 1024); } + +#[test] +fn can_mine() { + let dummy_blocks = get_good_dummy_block_seq(2); + let client_result = get_test_client_with_blocks(vec![dummy_blocks[0].clone()]); + let client = client_result.reference(); + let b = client.sealing_block(); + let pow_hash = { + let u = b.lock().unwrap(); + match *u { + Some(ref b) => { + assert_eq!(*b.block().header().parent_hash(), BlockView::new(&dummy_blocks[0]).header_view().sha3()); + b.hash() + } + None => { panic!(); } + } + }; + assert!(client.submit_seal(pow_hash, vec![]).is_ok()); +} \ No newline at end of file diff --git a/ethcore/src/verification.rs b/ethcore/src/verification.rs index ad5efd24a..f52e2e1e4 100644 --- a/ethcore/src/verification.rs +++ b/ethcore/src/verification.rs @@ -26,7 +26,7 @@ use engine::Engine; use blockchain::*; /// Preprocessed block data gathered in `verify_block_unordered` call -pub struct PreVerifiedBlock { +pub struct PreverifiedBlock { /// Populated block header pub header: Header, /// Populated block transactions @@ -55,8 +55,8 @@ pub fn verify_block_basic(header: &Header, bytes: &[u8], engine: &Engine) -> Res /// Phase 2 verification. Perform costly checks such as transaction signatures and block nonce for ethash. /// Still operates on a individual block -/// Returns a PreVerifiedBlock structure populated with transactions -pub fn verify_block_unordered(header: Header, bytes: Bytes, engine: &Engine) -> Result { +/// Returns a PreverifiedBlock structure populated with transactions +pub fn verify_block_unordered(header: Header, bytes: Bytes, engine: &Engine) -> Result { try!(engine.verify_block_unordered(&header, Some(&bytes))); for u in Rlp::new(&bytes).at(2).iter().map(|rlp| rlp.as_val::
()) { try!(engine.verify_block_unordered(&u, None)); @@ -70,7 +70,7 @@ pub fn verify_block_unordered(header: Header, bytes: Bytes, engine: &Engine) -> transactions.push(t); } } - Ok(PreVerifiedBlock { + Ok(PreverifiedBlock { header: header, transactions: transactions, bytes: bytes, diff --git a/parity/main.rs b/parity/main.rs index 3d0d183a3..b991f36cd 100644 --- a/parity/main.rs +++ b/parity/main.rs @@ -85,6 +85,10 @@ Options: --jsonrpc-url URL Specify URL for JSON-RPC API server [default: 127.0.0.1:8545]. --jsonrpc-cors URL Specify CORS header for JSON-RPC API responses [default: null]. + --author ADDRESS Specify the block author (aka "coinbase") address for sending block rewards + from sealed blocks [default: 0037a6b811ffeb6e072da21179d11b1406371c63]. + --extra-data STRING Specify a custom extra-data for authored blocks, no more than 32 characters. + -l --logging LOGGING Specify the logging level. -v --version Show information about version. -h --help Show this screen. @@ -114,6 +118,8 @@ struct Args { flag_jsonrpc_cors: String, flag_logging: Option, flag_version: bool, + flag_author: String, + flag_extra_data: Option, } fn setup_log(init: &Option) { @@ -196,6 +202,18 @@ impl Configuration { self.args.flag_db_path.replace("$HOME", env::home_dir().unwrap().to_str().unwrap()) } + fn author(&self) -> Address { + Address::from_str(&self.args.flag_author).unwrap_or_else(|_| die!("{}: Invalid address for --author. Must be 40 hex characters, without the 0x at the beginning.", self.args.flag_author)) + } + + fn extra_data(&self) -> Bytes { + match self.args.flag_extra_data { + Some(ref x) if x.len() <= 32 => x.as_bytes().to_owned(), + None => version_data(), + Some(ref x) => { die!("{}: Extra data must be at most 32 characters.", x); } + } + } + fn _keys_path(&self) -> String { self.args.flag_keys_path.replace("$HOME", env::home_dir().unwrap().to_str().unwrap()) } @@ -296,6 +314,8 @@ impl Configuration { client_config.queue.max_mem_use = self.args.flag_queue_max_size; let mut service = ClientService::start(client_config, spec, net_settings, &Path::new(&self.path())).unwrap(); let client = service.client().clone(); + client.set_author(self.author()); + client.set_extra_data(self.extra_data()); // Sync let sync = EthSync::register(service.network(), sync_config, client); @@ -354,7 +374,6 @@ impl Default for Informant { } impl Informant { - fn format_bytes(b: usize) -> String { match binary_prefix(b as f64) { Standalone(bytes) => format!("{} bytes", bytes), diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml index b9ca9deac..086fb19c1 100644 --- a/rpc/Cargo.toml +++ b/rpc/Cargo.toml @@ -9,12 +9,14 @@ build = "build.rs" [lib] [dependencies] +log = "0.3" serde = "0.7.0" serde_json = "0.7.0" jsonrpc-core = "1.2" jsonrpc-http-server = "2.1" ethcore-util = { path = "../util" } ethcore = { path = "../ethcore" } +ethash = { path = "../ethash" } ethsync = { path = "../sync" } clippy = { version = "0.0.44", optional = true } rustc-serialize = "0.3" diff --git a/rpc/src/v1/impls/eth.rs b/rpc/src/v1/impls/eth.rs index 0dd5714d2..71d05053c 100644 --- a/rpc/src/v1/impls/eth.rs +++ b/rpc/src/v1/impls/eth.rs @@ -15,13 +15,17 @@ // along with Parity. If not, see . //! Eth rpc implementation. -use std::sync::{Arc, Weak}; use ethsync::{EthSync, SyncState}; use jsonrpc_core::*; use util::numbers::*; use util::sha3::*; +use util::standard::{RwLock, HashMap, Arc, Weak}; +use util::rlp::encode; use ethcore::client::*; +use ethcore::block::{IsBlock}; use ethcore::views::*; +//#[macro_use] extern crate log; +use ethcore::ethereum::Ethash; use ethcore::ethereum::denominations::shannon; use v1::traits::{Eth, EthFilter}; use v1::types::{Block, BlockTransactions, BlockNumber, Bytes, SyncStatus, SyncInfo, Transaction, OptionalValue, Index, Filter, Log}; @@ -29,7 +33,8 @@ use v1::types::{Block, BlockTransactions, BlockNumber, Bytes, SyncStatus, SyncIn /// Eth rpc implementation. pub struct EthClient { client: Weak, - sync: Weak + sync: Weak, + hashrates: RwLock>, } impl EthClient { @@ -37,7 +42,8 @@ impl EthClient { pub fn new(client: &Arc, sync: &Arc) -> Self { EthClient { client: Arc::downgrade(client), - sync: Arc::downgrade(sync) + sync: Arc::downgrade(sync), + hashrates: RwLock::new(HashMap::new()), } } @@ -124,7 +130,7 @@ impl Eth for EthClient { // TODO: return real value of mining once it's implemented. fn is_mining(&self, params: Params) -> Result { match params { - Params::None => Ok(Value::Bool(false)), + Params::None => to_value(&!self.hashrates.read().unwrap().is_empty()), _ => Err(Error::invalid_params()) } } @@ -132,7 +138,7 @@ impl Eth for EthClient { // TODO: return real hashrate once we have mining fn hashrate(&self, params: Params) -> Result { match params { - Params::None => to_value(&U256::zero()), + Params::None => to_value(&self.hashrates.read().unwrap().iter().fold(0u64, |sum, (_, v)| sum + v)), _ => Err(Error::invalid_params()) } } @@ -208,6 +214,43 @@ impl Eth for EthClient { to_value(&logs) }) } + + fn work(&self, params: Params) -> Result { + match params { + Params::None => { + let c = take_weak!(self.client); + let u = c.sealing_block().lock().unwrap(); + match *u { + Some(ref b) => { + let pow_hash = b.hash(); + let target = Ethash::difficulty_to_boundary(b.block().header().difficulty()); + let seed_hash = Ethash::get_seedhash(b.block().header().number()); + to_value(&(pow_hash, seed_hash, target)) + } + _ => Err(Error::invalid_params()) + } + }, + _ => Err(Error::invalid_params()) + } + } + + fn submit_work(&self, params: Params) -> Result { + from_params::<(H64, H256, H256)>(params).and_then(|(nonce, pow_hash, mix_hash)| { +// trace!("Decoded: nonce={}, pow_hash={}, mix_hash={}", nonce, pow_hash, mix_hash); + let c = take_weak!(self.client); + let seal = vec![encode(&mix_hash).to_vec(), encode(&nonce).to_vec()]; + let r = c.submit_seal(pow_hash, seal); + to_value(&r.is_ok()) + }) + } + + fn submit_hashrate(&self, params: Params) -> Result { + // TODO: Index should be U256. + from_params::<(Index, H256)>(params).and_then(|(rate, id)| { + self.hashrates.write().unwrap().insert(id, rate.value() as u64); + to_value(&true) + }) + } } /// Eth filter rpc implementation. diff --git a/rpc/src/v1/impls/web3.rs b/rpc/src/v1/impls/web3.rs index 0a237d56b..4d31f73ae 100644 --- a/rpc/src/v1/impls/web3.rs +++ b/rpc/src/v1/impls/web3.rs @@ -31,7 +31,7 @@ impl Web3 for Web3Client { fn client_version(&self, params: Params) -> Result { match params { Params::None => { - Ok(Value::String(version())), + Ok(Value::String(version().to_owned().replace("Parity/", "Parity//"))), } _ => Err(Error::invalid_params()) } diff --git a/sync/src/chain.rs b/sync/src/chain.rs index 85380f3cd..601ca3869 100644 --- a/sync/src/chain.rs +++ b/sync/src/chain.rs @@ -477,19 +477,19 @@ impl ChainSync { // TODO: Decompose block and add to self.headers and self.bodies instead if header.number == From::from(self.current_base_block() + 1) { match io.chain().import_block(block_rlp.as_raw().to_vec()) { - Err(ImportError::AlreadyInChain) => { + Err(Error::Import(ImportError::AlreadyInChain)) => { trace!(target: "sync", "New block already in chain {:?}", h); }, - Err(ImportError::AlreadyQueued) => { + Err(Error::Import(ImportError::AlreadyQueued)) => { trace!(target: "sync", "New block already queued {:?}", h); }, Ok(_) => { self.last_imported_block = Some(header.number); trace!(target: "sync", "New block queued {:?}", h); }, - Err(ImportError::UnknownParent) => { + Err(Error::Block(BlockError::UnknownParent(p))) => { unknown = true; - trace!(target: "sync", "New block with unknown parent {:?}", h); + trace!(target: "sync", "New block with unknown parent ({:?}) {:?}", p, h); }, Err(e) => { debug!(target: "sync", "Bad new block {:?} : {:?}", h, e); @@ -781,12 +781,12 @@ impl ChainSync { } match io.chain().import_block(block_rlp.out()) { - Err(ImportError::AlreadyInChain) => { + Err(Error::Import(ImportError::AlreadyInChain)) => { trace!(target: "sync", "Block already in chain {:?}", h); self.last_imported_block = Some(headers.0 + i as BlockNumber); self.last_imported_hash = Some(h.clone()); }, - Err(ImportError::AlreadyQueued) => { + Err(Error::Import(ImportError::AlreadyQueued)) => { trace!(target: "sync", "Block already queued {:?}", h); self.last_imported_block = Some(headers.0 + i as BlockNumber); self.last_imported_hash = Some(h.clone()); diff --git a/util/bigint/src/uint.rs b/util/bigint/src/uint.rs index 4cc0dfc0e..0691ec09b 100644 --- a/util/bigint/src/uint.rs +++ b/util/bigint/src/uint.rs @@ -40,20 +40,13 @@ use std::fmt; use std::cmp; use std::mem; -use std::ops; -use std::slice; -use std::result; -use std::option; use std::str::{FromStr}; use std::convert::From; use std::hash::{Hash, Hasher}; use std::ops::*; use std::cmp::*; -use std::collections::*; use serde; -use rustc_serialize::json::Json; -use rustc_serialize::base64::FromBase64; use rustc_serialize::hex::{FromHex, FromHexError, ToHex}; @@ -1273,6 +1266,33 @@ impl From for U256 { } } +impl<'a> From<&'a U256> for U512 { + fn from(value: &'a U256) -> U512 { + let U256(ref arr) = *value; + let mut ret = [0; 8]; + ret[0] = arr[0]; + ret[1] = arr[1]; + ret[2] = arr[2]; + ret[3] = arr[3]; + U512(ret) + } +} + +impl<'a> From<&'a U512> for U256 { + fn from(value: &'a U512) -> U256 { + let U512(ref arr) = *value; + if arr[4] | arr[5] | arr[6] | arr[7] != 0 { + panic!("Overflow"); + } + let mut ret = [0; 4]; + ret[0] = arr[0]; + ret[1] = arr[1]; + ret[2] = arr[2]; + ret[3] = arr[3]; + U256(ret) + } +} + impl From for U128 { fn from(value: U256) -> U128 { let U256(ref arr) = value; diff --git a/util/src/keys/geth_import.rs b/util/src/keys/geth_import.rs index cdbd9b213..dbd9f0fe0 100644 --- a/util/src/keys/geth_import.rs +++ b/util/src/keys/geth_import.rs @@ -99,10 +99,20 @@ mod tests { use common::*; use keys::store::SecretStore; + fn test_path() -> &'static str { + match ::std::fs::metadata("res") { + Ok(_) => "res/geth_keystore", + Err(_) => "util/res/geth_keystore" + } + } + + fn test_path_param(param_val: &'static str) -> String { + test_path().to_owned() + param_val + } #[test] fn can_enumerate() { - let keys = enumerate_geth_keys(Path::new("res/geth_keystore")).unwrap(); + let keys = enumerate_geth_keys(Path::new(test_path())).unwrap(); assert_eq!(2, keys.len()); } @@ -110,7 +120,7 @@ mod tests { fn can_import() { let temp = ::devtools::RandomTempPath::create_dir(); let mut secret_store = SecretStore::new_in(temp.as_path()); - import_geth_key(&mut secret_store, Path::new("res/geth_keystore/UTC--2016-02-17T09-20-45.721400158Z--3f49624084b67849c7b4e805c5988c21a430f9d9")).unwrap(); + import_geth_key(&mut secret_store, Path::new(&test_path_param("/UTC--2016-02-17T09-20-45.721400158Z--3f49624084b67849c7b4e805c5988c21a430f9d9"))).unwrap(); let key = secret_store.account(&Address::from_str("3f49624084b67849c7b4e805c5988c21a430f9d9").unwrap()); assert!(key.is_some()); } @@ -119,7 +129,7 @@ mod tests { fn can_import_directory() { let temp = ::devtools::RandomTempPath::create_dir(); let mut secret_store = SecretStore::new_in(temp.as_path()); - import_geth_keys(&mut secret_store, Path::new("res/geth_keystore")).unwrap(); + import_geth_keys(&mut secret_store, Path::new(test_path())).unwrap(); let key = secret_store.account(&Address::from_str("3f49624084b67849c7b4e805c5988c21a430f9d9").unwrap()); assert!(key.is_some()); @@ -134,7 +144,7 @@ mod tests { let temp = ::devtools::RandomTempPath::create_dir(); { let mut secret_store = SecretStore::new_in(temp.as_path()); - import_geth_keys(&mut secret_store, Path::new("res/geth_keystore")).unwrap(); + import_geth_keys(&mut secret_store, Path::new(test_path())).unwrap(); } let key_directory = KeyDirectory::new(&temp.as_path()); @@ -156,7 +166,7 @@ mod tests { let temp = ::devtools::RandomTempPath::create_dir(); let mut secret_store = SecretStore::new_in(temp.as_path()); - import_geth_keys(&mut secret_store, Path::new("res/geth_keystore")).unwrap(); + import_geth_keys(&mut secret_store, Path::new(test_path())).unwrap(); let val = secret_store.get::(&H128::from_str("62a0ad73556d496a8e1c0783d30d3ace").unwrap(), "123"); assert!(val.is_ok()); diff --git a/util/src/misc.rs b/util/src/misc.rs index 289f1c50c..39ccbf2da 100644 --- a/util/src/misc.rs +++ b/util/src/misc.rs @@ -18,6 +18,7 @@ use std::fs::File; use common::*; +use rlp::{Stream, RlpStream}; use target_info::Target; use rustc_version; @@ -69,5 +70,19 @@ pub fn contents(name: &str) -> Result { /// Get the standard version string for this software. pub fn version() -> String { - format!("Parity//{}-{}-{}/{}-{}-{}/rustc{}", env!("CARGO_PKG_VERSION"), short_sha(), commit_date().replace("-", ""), Target::arch(), Target::os(), Target::env(), rustc_version::version()) + format!("Parity/v{}-{}-{}/{}-{}-{}/rustc{}", env!("CARGO_PKG_VERSION"), short_sha(), commit_date().replace("-", ""), Target::arch(), Target::os(), Target::env(), rustc_version::version()) +} + +/// Get the standard version data for this software. +pub fn version_data() -> Bytes { + let mut s = RlpStream::new_list(4); + let v = + (u32::from_str(env!("CARGO_PKG_VERSION_MAJOR")).unwrap() << 16) + + (u32::from_str(env!("CARGO_PKG_VERSION_MINOR")).unwrap() << 8) + + u32::from_str(env!("CARGO_PKG_VERSION_PATCH")).unwrap(); + s.append(&v); + s.append(&"Parity"); + s.append(&format!("{}", rustc_version::version())); + s.append(&&Target::os()[0..2]); + s.out() } \ No newline at end of file