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log loudly if we fail to prepare txs for mining

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antiochp 2019-01-23 10:49:16 +00:00
parent ba9a362d02
commit ba25592f15
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1 changed files with 8 additions and 4 deletions
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12
servers/src/mining/mine_block.rs
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@ -111,10 +111,14 @@ fn build_block(
// If this fails for *any* reason then fallback to an empty vec of txs.
// This will allow us to mine an "empty" block if the txpool is in an
// invalid (and unexpected) state.
let txs = tx_pool
.read()
.prepare_mineable_transactions()
.unwrap_or(vec![]);
let txs = match tx_pool.read().prepare_mineable_transactions() {
Ok(txs) => txs,
Err(e) => {
error!("build_block: Failed to prepare mineable txs from txpool: {:?}", e);
warn!("build_block: Falling back to mining empty block.");
vec![]
}
};
// build the coinbase and the block itself
let fees = txs.iter().map(|tx| tx.fee()).sum();