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feat!: LocalChain with hardwired genesis checkpoint

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This ensures that `LocalChain` will always have a tip. The `ChainOracle`
trait's `get_chain_tip` method no longer needs to return an option.
This commit is contained in:
志宇
2023-10-12 16:55:32 +08:00
parent d6a0cf0795
commit 5998a22819
19 changed files with 562 additions and 452 deletions
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80
example-crates/example_bitcoind_rpc_polling/src/main.rs
View File

@@ -131,7 +131,7 @@ fn main() -> anyhow::Result<()> {
start.elapsed().as_secs_f32()
);
let chain = Mutex::new(LocalChain::from_changeset(init_changeset.0));
let chain = Mutex::new(LocalChain::from_changeset(init_changeset.0)?);
println!(
"[{:>10}s] loaded local chain from changeset",
start.elapsed().as_secs_f32()
@@ -170,10 +170,7 @@ fn main() -> anyhow::Result<()> {
let chain_tip = chain.lock().unwrap().tip();
let rpc_client = rpc_args.new_client()?;
let mut emitter = match chain_tip {
Some(cp) => Emitter::from_checkpoint(&rpc_client, cp),
None => Emitter::from_height(&rpc_client, fallback_height),
};
let mut emitter = Emitter::new(&rpc_client, chain_tip, fallback_height);
let mut last_db_commit = Instant::now();
let mut last_print = Instant::now();
@@ -205,23 +202,22 @@ fn main() -> anyhow::Result<()> {
// print synced-to height and current balance in intervals
if last_print.elapsed() >= STDOUT_PRINT_DELAY {
last_print = Instant::now();
if let Some(synced_to) = chain.tip() {
let balance = {
graph.graph().balance(
&*chain,
synced_to.block_id(),
graph.index.outpoints().iter().cloned(),
|(k, _), _| k == &Keychain::Internal,
)
};
println!(
"[{:>10}s] synced to {} @ {} | total: {} sats",
start.elapsed().as_secs_f32(),
synced_to.hash(),
synced_to.height(),
balance.total()
);
}
let synced_to = chain.tip();
let balance = {
graph.graph().balance(
&*chain,
synced_to.block_id(),
graph.index.outpoints().iter().cloned(),
|(k, _), _| k == &Keychain::Internal,
)
};
println!(
"[{:>10}s] synced to {} @ {} | total: {} sats",
start.elapsed().as_secs_f32(),
synced_to.hash(),
synced_to.height(),
balance.total()
);
}
}
@@ -253,10 +249,7 @@ fn main() -> anyhow::Result<()> {
let (tx, rx) = std::sync::mpsc::sync_channel::<Emission>(CHANNEL_BOUND);
let emission_jh = std::thread::spawn(move || -> anyhow::Result<()> {
let rpc_client = rpc_args.new_client()?;
let mut emitter = match last_cp {
Some(cp) => Emitter::from_checkpoint(&rpc_client, cp),
None => Emitter::from_height(&rpc_client, fallback_height),
};
let mut emitter = Emitter::new(&rpc_client, last_cp, fallback_height);
let mut block_count = rpc_client.get_block_count()? as u32;
tx.send(Emission::Tip(block_count))?;
@@ -335,24 +328,23 @@ fn main() -> anyhow::Result<()> {
if last_print.map_or(Duration::MAX, |i| i.elapsed()) >= STDOUT_PRINT_DELAY {
last_print = Some(Instant::now());
if let Some(synced_to) = chain.tip() {
let balance = {
graph.graph().balance(
&*chain,
synced_to.block_id(),
graph.index.outpoints().iter().cloned(),
|(k, _), _| k == &Keychain::Internal,
)
};
println!(
"[{:>10}s] synced to {} @ {} / {} | total: {} sats",
start.elapsed().as_secs_f32(),
synced_to.hash(),
synced_to.height(),
tip_height,
balance.total()
);
}
let synced_to = chain.tip();
let balance = {
graph.graph().balance(
&*chain,
synced_to.block_id(),
graph.index.outpoints().iter().cloned(),
|(k, _), _| k == &Keychain::Internal,
)
};
println!(
"[{:>10}s] synced to {} @ {} / {} | total: {} sats",
start.elapsed().as_secs_f32(),
synced_to.hash(),
synced_to.height(),
tip_height,
balance.total()
);
}
}