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This commit is contained in:
Nicholas Wehr
2025-08-21 23:46:53 -07:00
parent 5114f76517
commit cdb0f9e8a2
3 changed files with 89 additions and 63 deletions
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21
crates/net/hlfs/src/lib.rs
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@ -83,9 +83,9 @@ impl Hash for PeerRecord {
#[derive(Clone)]
pub struct Client {
root: PathBuf,
peers: Arc<Mutex<Vec<PeerRecord>>>,
pub peers: Arc<Mutex<Vec<PeerRecord>>>,
timeout: Duration,
max_block: u64,
pub max_block: u64,
}
impl Client {
pub fn new(root: impl Into<PathBuf>, peers: Vec<PeerRecord>) -> Self {
@ -310,21 +310,28 @@ async fn handle_conn(
/// Backfiller: ask client per missing block; rotate peers every block.
#[derive(Clone)]
pub struct Backfiller {
client: Client,
pub client: Client,
root: PathBuf,
pub max_block_seen: u64,
}
impl Backfiller {
pub fn new(client: Client, root: impl Into<PathBuf>) -> Self {
Self { client, root: root.into() }
Self { client, root: root.into(), max_block_seen: 0 }
}
pub fn set_peers(&self, peers: Vec<PeerRecord>) {
pub fn set_peers(&mut self, peers: Vec<PeerRecord>) {
self.client.update_peers(peers);
let _peers = self.client.peers.lock().clone();
for p in _peers {
if p.max_block > self.max_block_seen {
self.max_block_seen = p.max_block
}
}
}
pub async fn fetch_if_missing(
&self,
&mut self,
number: u64,
rr_index: usize,
) -> Result<Option<usize>, HlfsError> {
let rr_index = number as usize;
let n = number.saturating_sub(1); // 0 -> 0, others -> number-1
let f = (n / 1_000_000) * 1_000_000;
let s = (n / 1_000) * 1_000;