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Fix miner,

This commit is contained in:
Gav Wood 2016-03-26 20:36:03 +01:00
parent 64819981f2
commit 993e16afbd
1 changed files with 18 additions and 5 deletions
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23
miner/src/miner.rs
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@ -98,6 +98,7 @@ impl Miner {
/// Prepares new block for sealing including top transactions from queue.
fn prepare_sealing(&self, chain: &BlockChainClient) {
trace!(target: "miner", "prepare_sealing: entering");
let transactions = self.transaction_queue.lock().unwrap().top_transactions();
let mut sealing_work = self.sealing_work.lock().unwrap();
let best_hash = chain.best_block_header().sha3();
@ -113,6 +114,7 @@ impl Miner {
let (b, invalid_transactions) = match sealing_work.pop_if(|b| b.block().fields().header.parent_hash() == &best_hash) {
Some(old_block) => {
trace!(target: "miner", "Already have previous work; updating and returning");
// add transactions to old_block
let e = chain.engine();
let mut invalid_transactions = HashSet::new();
@ -144,10 +146,11 @@ impl Miner {
_ => { have_one = true } // imported ok - note that.
}
}
(if have_one { Some(block.close()) } else { None }, invalid_transactions)
(Some(block.close()), invalid_transactions)
}
None => {
// block not found - create it.
trace!(target: "miner", "No existing work - making new block");
chain.prepare_sealing(
self.author(),
self.gas_floor_target(),
@ -165,8 +168,12 @@ impl Miner {
}
);
if let Some(block) = b {
self.sealing_work.lock().unwrap().push(block);
if sealing_work.peek_last_ref().map(|pb| pb.block().fields().header.hash() != block.block().fields().header.hash()).unwrap_or(true) {
trace!(target: "miner", "Pushing a new, refreshed or borrowed pending {}...", block.block().fields().header.hash());
sealing_work.push(block);
}
}
trace!(target: "miner", "prepare_sealing: leaving (last={:?})", sealing_work.peek_last_ref().map(|b| b.block().fields().header.hash()));
}
fn update_gas_limit(&self, chain: &BlockChainClient) {
@ -231,7 +238,9 @@ impl MinerService for Miner {
}
fn map_sealing_work<F, T>(&self, chain: &BlockChainClient, f: F) -> Option<T> where F: FnOnce(&ClosedBlock) -> T {
let have_work = self.sealing_work.lock().unwrap().peek_last_ref().is_none();
trace!(target: "miner", "map_sealing_work: entering");
let have_work = self.sealing_work.lock().unwrap().peek_last_ref().is_some();
trace!(target: "miner", "map_sealing_work: have_work={}", have_work);
if !have_work {
self.sealing_enabled.store(true, atomic::Ordering::Relaxed);
self.prepare_sealing(chain);
@ -239,10 +248,14 @@ impl MinerService for Miner {
let mut sealing_block_last_request = self.sealing_block_last_request.lock().unwrap();
let best_number = chain.chain_info().best_block_number;
if *sealing_block_last_request != best_number {
trace!(target: "miner", "Miner received request (was {}, now {}) - waking up.", *sealing_block_last_request, best_number);
trace!(target: "miner", "map_sealing_work: Miner received request (was {}, now {}) - waking up.", *sealing_block_last_request, best_number);
*sealing_block_last_request = best_number;
}
self.sealing_work.lock().unwrap().use_last_ref().map(f)
let mut sealing_work = self.sealing_work.lock().unwrap();
let ret = sealing_work.use_last_ref();
trace!(target: "miner", "map_sealing_work: leaving use_last_ref={:?}", ret.as_ref().map(|b| b.block().fields().header.hash()));
ret.map(f)
}
fn submit_seal(&self, chain: &BlockChainClient, pow_hash: H256, seal: Vec<Bytes>) -> Result<(), Error> {