96 lines
3.3 KiB
Rust
96 lines
3.3 KiB
Rust
use {
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crate::repair::{quic_endpoint::RemoteRequest, serve_repair::ServeRepair},
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crossbeam_channel::{unbounded, Receiver, Sender},
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solana_ledger::blockstore::Blockstore,
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solana_perf::{packet::PacketBatch, recycler::Recycler},
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solana_streamer::{
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socket::SocketAddrSpace,
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streamer::{self, StreamerReceiveStats},
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},
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std::{
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net::UdpSocket,
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sync::{atomic::AtomicBool, Arc},
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thread::{self, Builder, JoinHandle},
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time::Duration,
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},
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};
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pub struct ServeRepairService {
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thread_hdls: Vec<JoinHandle<()>>,
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}
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impl ServeRepairService {
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pub fn new(
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serve_repair: ServeRepair,
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remote_request_sender: Sender<RemoteRequest>,
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remote_request_receiver: Receiver<RemoteRequest>,
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blockstore: Arc<Blockstore>,
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serve_repair_socket: UdpSocket,
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socket_addr_space: SocketAddrSpace,
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stats_reporter_sender: Sender<Box<dyn FnOnce() + Send>>,
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exit: Arc<AtomicBool>,
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) -> Self {
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let (request_sender, request_receiver) = unbounded();
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let serve_repair_socket = Arc::new(serve_repair_socket);
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trace!(
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"ServeRepairService: id: {}, listening on: {:?}",
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&serve_repair.my_id(),
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serve_repair_socket.local_addr().unwrap()
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);
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let t_receiver = streamer::receiver(
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serve_repair_socket.clone(),
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exit.clone(),
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request_sender,
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Recycler::default(),
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Arc::new(StreamerReceiveStats::new("serve_repair_receiver")),
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Duration::from_millis(1), // coalesce
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false, // use_pinned_memory
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None, // in_vote_only_mode
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);
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let t_packet_adapter = Builder::new()
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.name(String::from("solServRAdapt"))
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.spawn(|| adapt_repair_requests_packets(request_receiver, remote_request_sender))
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.unwrap();
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let (response_sender, response_receiver) = unbounded();
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let t_responder = streamer::responder(
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"Repair",
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serve_repair_socket,
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response_receiver,
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socket_addr_space,
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Some(stats_reporter_sender),
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);
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let t_listen =
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serve_repair.listen(blockstore, remote_request_receiver, response_sender, exit);
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let thread_hdls = vec![t_receiver, t_packet_adapter, t_responder, t_listen];
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Self { thread_hdls }
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}
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pub(crate) fn join(self) -> thread::Result<()> {
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self.thread_hdls.into_iter().try_for_each(JoinHandle::join)
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}
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}
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// Adapts incoming UDP repair requests into RemoteRequest struct.
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pub(crate) fn adapt_repair_requests_packets(
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packets_receiver: Receiver<PacketBatch>,
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remote_request_sender: Sender<RemoteRequest>,
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) {
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for packets in packets_receiver {
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for packet in &packets {
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let Some(bytes) = packet.data(..).map(Vec::from) else {
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continue;
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};
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let request = RemoteRequest {
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remote_pubkey: None,
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remote_address: packet.meta().socket_addr(),
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bytes,
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response_sender: None,
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};
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if remote_request_sender.send(request).is_err() {
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return; // The receiver end of the channel is disconnected.
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}
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}
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}
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}
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