pallas/pallas-chainsync/examples/blocks.rs
2021-12-01 22:30:56 -03:00

33 lines
1.2 KiB
Rust

use pallas_chainsync::{ClientConsumer, NoopObserver};
use pallas_handshake::n2c::{Client, VersionTable};
use pallas_handshake::MAINNET_MAGIC;
use pallas_machines::primitives::Point;
use pallas_machines::run_agent;
use pallas_multiplexer::Multiplexer;
use std::os::unix::net::UnixStream;
fn main() {
env_logger::init();
// we connect to the unix socket of the local node. Make sure you have the right
// path for your environment
let bearer = UnixStream::connect("/tmp/node.socket").unwrap();
let mut muxer = Multiplexer::setup(bearer, &vec![0, 4, 5]).unwrap();
let hs_channel = muxer.use_channel(0);
let versions = VersionTable::v1_and_above(MAINNET_MAGIC);
let last = run_agent(Client::initial(versions), hs_channel).unwrap();
println!("last hanshake state: {:?}", last);
// some random known-point in the chain to use as starting point for the sync
let known_points = vec![Point(
43847831u64,
hex::decode("15b9eeee849dd6386d3770b0745e0450190f7560e5159b1b3ab13b14b2684a45").unwrap(),
)];
let cs_channel = muxer.use_channel(5);
let cs = ClientConsumer::initial(known_points, NoopObserver { });
let cs = run_agent(cs, cs_channel).unwrap();
println!("{:?}", cs);
}