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Fix netapp protocol & adapt basalt to new api

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Alex 2021-10-13 12:33:14 +02:00
parent d9bd1182f7
commit 8dede69dee
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10 changed files with 125 additions and 64 deletions
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23
Cargo.lock generated
View file

@ -28,6 +28,12 @@ version = "1.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e6df5aef5c5830360ce5218cecb8f018af3438af5686ae945094affc86fdec63"
[[package]]
name = "arrayvec"
version = "0.5.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
[[package]]
name = "async-trait"
version = "0.1.51"
@ -302,12 +308,28 @@ version = "0.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
[[package]]
name = "hexdump"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e40283dadb02f3af778878be1d717b17b4e4ab92e1d935ab03a730b0542905f2"
dependencies = [
"arrayvec",
"itertools",
]
[[package]]
name = "humantime"
version = "2.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
[[package]]
name = "itertools"
version = "0.4.19"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c4a9b56eb56058f43dc66e58f40a214b2ccbc9f3df51861b63d51dec7b65bc3f"
[[package]]
name = "kuska-handshake"
version = "0.2.0"
@ -414,6 +436,7 @@ dependencies = [
"err-derive",
"futures",
"hex",
"hexdump",
"kuska-handshake",
"kuska-sodiumoxide",
"log",

1
Cargo.toml
View file

@ -27,6 +27,7 @@ serde = { version = "1.0", default-features = false, features = ["derive"] }
rmp-serde = "0.14.3"
hex = "0.4.2"
base64 = "0.12.1"
hexdump = "0.1.1"
rand = { version = "0.5.5", optional = true }

6
Makefile
View file

@ -1,5 +1,7 @@
all:
cargo build
cargo build --all-features
cargo build --example fullmesh
RUST_LOG=netapp=debug cargo run --example fullmesh -- -n 3242ce79e05e8b6a0e43441fbd140a906e13f335f298ae3a52f29784abbab500 -p 6c304114a0e1018bbe60502a34d33f4f439f370856c3333dda2726da01eb93a4894b7ef7249a71f11d342b69702f1beb7c93ec95fbcf122ad1eca583bb0629e7
cargo build --all-features --example basalt
RUST_LOG=netapp=debug,fullmesh=debug cargo run --example fullmesh -- -n 3242ce79e05e8b6a0e43441fbd140a906e13f335f298ae3a52f29784abbab500 -p 6c304114a0e1018bbe60502a34d33f4f439f370856c3333dda2726da01eb93a4894b7ef7249a71f11d342b69702f1beb7c93ec95fbcf122ad1eca583bb0629e7
#RUST_LOG=netapp=debug,fullmesh=debug cargo run --example fullmesh

58
examples/basalt.rs
View file

@ -7,14 +7,15 @@ use log::{debug, info, warn};
use serde::{Deserialize, Serialize};
use structopt::StructOpt;
use async_trait::async_trait;
use sodiumoxide::crypto::auth;
use sodiumoxide::crypto::sign::ed25519;
use netapp::message::*;
use netapp::endpoint::*;
use netapp::peering::basalt::*;
use netapp::proto::*;
use netapp::NetApp;
use netapp::{NetApp, NodeID};
#[derive(StructOpt, Debug)]
#[structopt(name = "netapp")]
@ -50,6 +51,12 @@ pub struct Opt {
reset_count: usize,
}
struct Example {
netapp: Arc<NetApp>,
basalt: Arc<Basalt>,
example_endpoint: Arc<Endpoint<ExampleMessage, Self>>,
}
#[tokio::main]
async fn main() {
env_logger::Builder::new()
@ -104,40 +111,37 @@ async fn main() {
reset_interval: Duration::from_secs(opt.reset_interval),
reset_count: opt.reset_count,
};
let peering = Basalt::new(netapp.clone(), bootstrap_peers, basalt_params);
let basalt = Basalt::new(netapp.clone(), bootstrap_peers, basalt_params);
netapp.add_msg_handler::<ExampleMessage, _, _>(
|_from: ed25519::PublicKey, msg: ExampleMessage| {
debug!("Got example message: {:?}, sending example response", msg);
async {
ExampleResponse {
example_field: false,
}
}
},
);
let example = Arc::new(Example {
netapp: netapp.clone(),
basalt,
example_endpoint: netapp.endpoint("__netapp/examples/basalt.rs/Example".into()),
});
example.example_endpoint.set_handler(example.clone());
let listen_addr = opt.listen_addr.parse().unwrap();
let public_addr = opt.public_addr.map(|x| x.parse().unwrap());
tokio::join!(
sampling_loop(netapp.clone(), peering.clone()),
netapp.listen(listen_addr, public_addr),
peering.run(),
example.clone().sampling_loop(),
example.netapp.clone().listen(listen_addr, public_addr),
example.basalt.clone().run(),
);
}
async fn sampling_loop(netapp: Arc<NetApp>, basalt: Arc<Basalt>) {
impl Example {
async fn sampling_loop(self: Arc<Self>) {
loop {
tokio::time::sleep(Duration::from_secs(10)).await;
let peers = basalt.sample(10);
let peers = self.basalt.sample(10);
for p in peers {
debug!("kyev S {}", hex::encode(p));
let netapp2 = netapp.clone();
let self2 = self.clone();
tokio::spawn(async move {
match netapp2
.request(&p, ExampleMessage { example_field: 42 }, PRIO_NORMAL)
match self2
.example_endpoint.call(&p, ExampleMessage { example_field: 42 }, PRIO_NORMAL)
.await
{
Ok(resp) => debug!("Got example response: {:?}", resp),
@ -147,6 +151,17 @@ async fn sampling_loop(netapp: Arc<NetApp>, basalt: Arc<Basalt>) {
}
}
}
}
#[async_trait]
impl EndpointHandler<ExampleMessage> for Example {
async fn handle(self: &Arc<Self>, msg: ExampleMessage, _from: NodeID) -> ExampleResponse {
debug!("Got example message: {:?}, sending example response", msg);
ExampleResponse {
example_field: false,
}
}
}
#[derive(Serialize, Deserialize, Debug)]
struct ExampleMessage {
@ -159,6 +174,5 @@ struct ExampleResponse {
}
impl Message for ExampleMessage {
const KIND: MessageKind = 0x99000001;
type Response = ExampleResponse;
}

8
examples/fullmesh.rs
View file

@ -66,7 +66,7 @@ async fn main() {
info!("Node private key: {}", hex::encode(&privkey));
info!("Node public key: {}", hex::encode(&privkey.public_key()));
let netapp = NetApp::new(netid, privkey);
let netapp = NetApp::new(netid.clone(), privkey.clone());
let mut bootstrap_peers = vec![];
for peer in opt.bootstrap_peers.iter() {
@ -81,6 +81,12 @@ async fn main() {
let peering = FullMeshPeeringStrategy::new(netapp.clone(), bootstrap_peers);
let listen_addr = opt.listen_addr.parse().unwrap();
info!("Add more peers to this mesh by running: fullmesh -n {} -l 127.0.0.1:$((1000 + $RANDOM)) -b {}@{}",
hex::encode(&netid),
hex::encode(&privkey.public_key()),
listen_addr);
let public_addr = opt.public_addr.map(|x| x.parse().unwrap());
tokio::join!(netapp.listen(listen_addr, public_addr), peering.run(),);
}

7
src/client.rs
View file

@ -145,12 +145,13 @@ impl ClientConn {
return Err(Error::Message("Response is 0 bytes, either a collision or a protocol error".into()));
}
trace!("request response {}: ", id);
let code = resp[0];
if code == 0 {
rmp_serde::decode::from_read_ref::<_, Result<<T as Message>::Response, String>>(
Ok(rmp_serde::decode::from_read_ref::<_, <T as Message>::Response>(
&resp[1..],
)?
.map_err(Error::Remote)
)?)
} else {
Err(Error::Remote(format!("Remote error code {}", code)))
}

1
src/endpoint.rs
View file

@ -123,3 +123,4 @@ where
Box::new(Self(self.0.clone()))
}
}

10
src/netapp.rs
View file

@ -2,7 +2,7 @@ use std::collections::HashMap;
use std::net::{IpAddr, SocketAddr};
use std::sync::{Arc, RwLock};
use log::{debug, info};
use log::{debug, info, error};
use arc_swap::ArcSwapOption;
use async_trait::async_trait;
@ -34,10 +34,6 @@ type OnDisconnectHandler = Box<dyn Fn(NodeID, bool) + Send + Sync>;
/// NetApp is the main class that handles incoming and outgoing connections.
///
/// The `request()` method can be used to send a message to any peer to which we have
/// an outgoing connection, or to ourself. On the server side, these messages are
/// processed by the handlers that have been defined using `add_msg_handler()`.
///
/// NetApp can be used in a stand-alone fashion or together with a peering strategy.
/// If using it alone, you will want to set `on_connect` and `on_disconnect` events
/// in order to manage information about the current peer list.
@ -151,7 +147,9 @@ impl NetApp {
listen_addr,
public_addr,
};
self.listen_params.store(Some(Arc::new(listen_params)));
if self.listen_params.swap(Some(Arc::new(listen_params))).is_some() {
error!("Trying to listen on NetApp but we're already listening!");
}
let listener = TcpListener::bind(listen_addr).await.unwrap();
info!("Listening on {}", listen_addr);

44
src/peering/basalt.rs
View file

@ -7,10 +7,11 @@ use log::{debug, info, trace, warn};
use lru::LruCache;
use rand::{thread_rng, Rng};
use serde::{Deserialize, Serialize};
use async_trait::async_trait;
use sodiumoxide::crypto::hash;
use crate::message::*;
use crate::endpoint::*;
use crate::netapp::*;
use crate::proto::*;
use crate::NodeID;
@ -21,7 +22,6 @@ use crate::NodeID;
struct PullMessage {}
impl Message for PullMessage {
const KIND: MessageKind = 0x42001100;
type Response = PushMessage;
}
@ -31,7 +31,6 @@ struct PushMessage {
}
impl Message for PushMessage {
const KIND: MessageKind = 0x42001101;
type Response = ();
}
@ -236,6 +235,8 @@ pub struct BasaltParams {
pub struct Basalt {
netapp: Arc<NetApp>,
pull_endpoint: Arc<Endpoint<PullMessage, Self>>,
push_endpoint: Arc<Endpoint<PushMessage, Self>>,
param: BasaltParams,
bootstrap_peers: Vec<Peer>,
@ -264,6 +265,8 @@ impl Basalt {
let basalt = Arc::new(Self {
netapp: netapp.clone(),
pull_endpoint: netapp.endpoint("__netapp/peering/basalt.rs/Pull".into()),
push_endpoint: netapp.endpoint("__netapp/peering/basalt.rs/Push".into()),
param,
bootstrap_peers,
view: RwLock::new(view),
@ -271,6 +274,9 @@ impl Basalt {
backlog: RwLock::new(backlog),
});
basalt.pull_endpoint.set_handler(basalt.clone());
basalt.push_endpoint.set_handler(basalt.clone());
let basalt2 = basalt.clone();
netapp.on_connected(move |id: NodeID, addr: SocketAddr, is_incoming: bool| {
basalt2.on_connected(id, addr, is_incoming);
@ -281,18 +287,6 @@ impl Basalt {
basalt2.on_disconnected(id, is_incoming);
});
let basalt2 = basalt.clone();
netapp.add_msg_handler::<PullMessage, _, _>(move |_from: NodeID, _pullmsg: PullMessage| {
let push_msg = basalt2.make_push_message();
async move { push_msg }
});
let basalt2 = basalt.clone();
netapp.add_msg_handler::<PushMessage, _, _>(move |_from: NodeID, push_msg: PushMessage| {
basalt2.handle_peer_list(&push_msg.peers[..]);
async move {}
});
basalt
}
@ -333,8 +327,8 @@ impl Basalt {
async fn do_pull(self: Arc<Self>, peer: NodeID) {
match self
.netapp
.request(&peer, PullMessage {}, PRIO_NORMAL)
.pull_endpoint
.call(&peer, PullMessage {}, PRIO_NORMAL)
.await
{
Ok(resp) => {
@ -349,7 +343,7 @@ impl Basalt {
async fn do_push(self: Arc<Self>, peer: NodeID) {
let push_msg = self.make_push_message();
match self.netapp.request(&peer, push_msg, PRIO_NORMAL).await {
match self.push_endpoint.call(&peer, push_msg, PRIO_NORMAL).await {
Ok(_) => {
trace!("KYEV PEXo {}", hex::encode(peer));
}
@ -469,6 +463,20 @@ impl Basalt {
}
}
#[async_trait]
impl EndpointHandler<PullMessage> for Basalt {
async fn handle(self: &Arc<Self>, _pullmsg: PullMessage, _from: NodeID) -> PushMessage {
self.make_push_message()
}
}
#[async_trait]
impl EndpointHandler<PushMessage> for Basalt {
async fn handle(self: &Arc<Self>, pushmsg: PushMessage, _from: NodeID) {
self.handle_peer_list(&pushmsg.peers[..]);
}
}
fn rand_seed() -> Seed {
let mut seed = [0u8; 32];
sodiumoxide::randombytes::randombytes_into(&mut seed[..]);

9
src/server.rs
View file

@ -150,8 +150,12 @@ impl RecvLoop for ServerConn {
trace!("ServerConn recv_handler {} ({} bytes)", id, bytes.len());
let bytes: Bytes = bytes.into();
let prio = if !bytes.is_empty() {
bytes[0]
} else {
0u8
};
let resp = self.recv_handler_aux(&bytes[..]).await;
let prio = bytes[0];
let mut resp_bytes = vec![];
match resp {
@ -164,8 +168,11 @@ impl RecvLoop for ServerConn {
}
}
trace!("ServerConn sending response to {}: ", id);
self.resp_send
.send(Some((id, prio, resp_bytes)))
.log_err("ServerConn recv_handler send resp");
}
}