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Rebroadcast logic for stored gossip messages 

Signed-off-by: Alexis Sellier <alexis@radicle.xyz>
This commit is contained in:
Alexis Sellier 2022-09-28 23:11:57 +02:00
parent f9ad3ac155
commit e35ec2f715
No known key found for this signature in database
9 changed files with 390 additions and 254 deletions
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213
radicle-node/src/service.rs
View File

@ -28,7 +28,7 @@ use crate::git;
use crate::git::Url;
use crate::identity::{Doc, Id};
use crate::service::config::ProjectTracking;
use crate::service::message::Address;
use crate::service::message::{Address, Announcement, AnnouncementMessage};
use crate::service::message::{NodeAnnouncement, RefsAnnouncement};
use crate::service::peer::{Session, SessionError, SessionState};
use crate::storage;
@ -37,6 +37,7 @@ use crate::storage::{Inventory, ReadRepository, RefUpdate, WriteRepository, Writ
pub use crate::service::config::{Config, Network};
pub use crate::service::message::{Envelope, Message};
use self::gossip::Gossip;
use self::message::{InventoryAnnouncement, NodeFeatures};
use self::reactor::Reactor;
@ -132,6 +133,8 @@ pub struct Service<A, S, G> {
storage: S,
/// Tracks the location of projects.
routing: Routing,
/// State relating to gossip.
gossip: Gossip,
/// Peer sessions, currently or recently connected.
sessions: Sessions,
/// Keeps track of peer states.
@ -185,6 +188,7 @@ where
rng,
clock,
routing,
gossip: Gossip::default(),
peers: BTreeMap::new(),
reactor: Reactor::new(network),
sessions,
@ -449,17 +453,10 @@ where
let remote = repo.remote(&node).unwrap();
let peers = self.sessions.negotiated().map(|(_, p)| p);
let refs = remote.refs.into();
let message = RefsAnnouncement { id, refs };
let signature = message.sign(&self.signer);
let msg = AnnouncementMessage::from(RefsAnnouncement { id, refs });
let ann = msg.signed(&self.signer);
self.reactor.broadcast(
Message::RefsAnnouncement {
node,
message,
signature,
},
peers,
);
self.reactor.broadcast(ann, peers);
}
}
}
@ -555,14 +552,14 @@ where
pub fn received_message(&mut self, addr: &net::SocketAddr, envelope: Envelope) {
match self.handle_message(addr, envelope) {
Ok(relay) => {
if let Some(msg) = relay {
if let Some(ann) = relay {
let negotiated = self
.sessions
.negotiated()
.filter(|(ip, _)| **ip != addr.ip())
.map(|(_, p)| p);
self.reactor.relay(msg, negotiated.clone());
self.reactor.relay(ann, negotiated.clone());
}
}
Err(SessionError::NotFound(ip)) => {
@ -579,11 +576,77 @@ where
}
}
/// Handle an announcement message.
///
/// Returns `true` if this announcement should be stored and relayed to connected peers,
/// and `false` if it should not.
pub fn handle_announcement(
&mut self,
git: &git::Url,
announcement: &Announcement,
) -> Result<bool, peer::SessionError> {
if !announcement.verify() {
return Err(SessionError::Misbehavior);
}
let Announcement { node, message, .. } = announcement;
match message {
AnnouncementMessage::Inventory(message) => {
let now = self.clock.local_time();
let peer = self.peers.entry(*node).or_insert_with(Peer::default);
let relay = self.config.relay;
// Don't allow messages from too far in the future.
if message.timestamp.saturating_sub(now.as_secs()) > MAX_TIME_DELTA.as_secs() {
return Err(SessionError::InvalidTimestamp(message.timestamp));
}
// Discard inventory messages we've already seen, otherwise update
// out last seen time.
if message.timestamp > peer.last_message {
peer.last_message = message.timestamp;
} else {
return Ok(false);
}
self.process_inventory(&message.inventory, *node, git);
if relay {
return Ok(true);
}
}
// Process a peer inventory update announcement by (maybe) fetching.
AnnouncementMessage::Refs(message) => {
// FIXME: Check message timestamp.
// TODO: Buffer/throttle fetches.
// TODO: Check that we're tracking this user as well.
if self.config.is_tracking(&message.id) {
// TODO: Check refs to see if we should try to fetch or not.
let updated = self.storage.fetch(message.id, git).unwrap();
let is_updated = !updated.is_empty();
self.reactor.event(Event::RefsFetched {
from: git.clone(),
project: message.id,
updated,
});
if is_updated {
return Ok(true);
}
}
}
AnnouncementMessage::Node(_message) => {
// FIXME: Check message timestamp.
log::warn!("Node announcement handling is not implemented");
}
}
Ok(false)
}
pub fn handle_message(
&mut self,
remote: &net::SocketAddr,
envelope: Envelope,
) -> Result<Option<Message>, peer::SessionError> {
) -> Result<Option<Announcement>, peer::SessionError> {
let peer_ip = remote.ip();
let peer = if let Some(peer) = self.sessions.get_mut(&peer_ip) {
peer
@ -639,93 +702,23 @@ where
);
return Err(SessionError::Misbehavior);
}
(
SessionState::Negotiated { git, .. },
Message::InventoryAnnouncement {
node,
message,
signature,
},
) => {
let now = self.clock.local_time();
let peer = self.peers.entry(node).or_insert_with(Peer::default);
let relay = self.config.relay;
// Process a peer announcement.
(SessionState::Negotiated { git, .. }, Message::Announcement(ann)) => {
let git = git.clone();
// Don't allow messages from too far in the future.
if message.timestamp.saturating_sub(now.as_secs()) > MAX_TIME_DELTA.as_secs() {
return Err(SessionError::InvalidTimestamp(message.timestamp));
// Returning true here means that the message should be relayed.
if self.handle_announcement(&git, &ann)? {
self.gossip.received(ann.clone(), self.clock.timestamp());
return Ok(Some(ann));
}
// Discard inventory messages we've already seen, otherwise update
// out last seen time.
if message.timestamp > peer.last_message {
peer.last_message = message.timestamp;
} else {
return Ok(None);
}
self.process_inventory(&message.inventory, node, &git);
if relay {
return Ok(Some(Message::InventoryAnnouncement {
node,
message,
signature,
}));
}
}
// Process a peer inventory update announcement by (maybe) fetching.
(
SessionState::Negotiated { git, .. },
Message::RefsAnnouncement {
node,
message,
signature,
},
) => {
// FIXME: Check message timestamp.
if message.verify(&node, &signature) {
// TODO: Buffer/throttle fetches.
// TODO: Check that we're tracking this user as well.
if self.config.is_tracking(&message.id) {
// TODO: Check refs to see if we should try to fetch or not.
let updated = self.storage.fetch(message.id, git).unwrap();
let is_updated = !updated.is_empty();
self.reactor.event(Event::RefsFetched {
from: git.clone(),
project: message.id,
updated,
});
if is_updated {
return Ok(Some(Message::RefsAnnouncement {
node,
message,
signature,
}));
}
}
} else {
return Err(SessionError::Misbehavior);
}
}
(
SessionState::Negotiated { .. },
Message::NodeAnnouncement {
node,
message,
signature,
},
) => {
// FIXME: Check message timestamp.
if !message.verify(&node, &signature) {
return Err(SessionError::Misbehavior);
}
log::warn!("Node announcement handling is not implemented");
}
(SessionState::Negotiated { .. }, Message::Subscribe(subscribe)) => {
for msg in self
.gossip
.filtered(&subscribe.filter, subscribe.since, subscribe.until)
{
self.reactor.write(peer.addr, msg);
}
peer.subscribe = Some(subscribe);
}
(SessionState::Negotiated { .. }, Message::Initialize { .. }) => {
@ -886,6 +879,34 @@ impl DerefMut for Sessions {
mod gossip {
use super::*;
use crate::service::filter::Filter;
#[derive(Default, Debug)]
pub struct Gossip {
received: Vec<(Timestamp, Announcement)>,
}
impl Gossip {
// TODO: Overwrite old messages from the same node or project.
// TODO: Should "time" be this node's time, or the time inside the message?
pub fn received(&mut self, ann: Announcement, time: Timestamp) {
self.received.push((time, ann));
}
pub fn filtered<'a>(
&'a self,
filter: &'a Filter,
start: Timestamp,
end: Timestamp,
) -> impl Iterator<Item = Message> + '_ {
self.received
.iter()
.filter(move |(t, _)| *t >= start && *t < end)
.filter(move |(_, a)| a.matches(filter))
.cloned()
.map(|(_, a)| a.into())
}
}
pub fn handshake<G: Signer, S: ReadStorage>(
timestamp: Timestamp,

224
radicle-node/src/service/message.rs
View File

@ -124,6 +124,7 @@ pub struct Subscribe {
pub until: Timestamp,
}
/// Node announcing itself to the network.
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct NodeAnnouncement {
/// Advertized features.
@ -136,14 +137,6 @@ pub struct NodeAnnouncement {
pub addresses: Vec<Address>,
}
impl NodeAnnouncement {
/// Verify a signature on this message.
pub fn verify(&self, signer: &NodeId, signature: &crypto::Signature) -> bool {
let msg = wire::serialize(self);
signer.verify(&msg, signature).is_ok()
}
}
impl wire::Encode for NodeAnnouncement {
fn encode<W: io::Write + ?Sized>(&self, writer: &mut W) -> Result<usize, io::Error> {
let mut n = 0;
@ -173,46 +166,119 @@ impl wire::Decode for NodeAnnouncement {
}
}
/// Node announcing project refs being created or updated.
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct RefsAnnouncement {
/// Repository identifier.
pub id: Id,
/// Updated refs.
pub refs: Refs,
// TODO: Add timestamp
}
impl RefsAnnouncement {
/// Verify a signature on this message.
pub fn verify(&self, signer: &NodeId, signature: &crypto::Signature) -> bool {
let msg = wire::serialize(self);
signer.verify(&msg, signature).is_ok()
}
/// Sign this announcement.
pub fn sign<S: crypto::Signer>(&self, signer: S) -> crypto::Signature {
let msg = wire::serialize(self);
signer.sign(&msg)
}
}
/// Node announcing its inventory to the network.
/// This should be the whole inventory every time.
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct InventoryAnnouncement {
pub inventory: Vec<Id>,
pub timestamp: Timestamp,
}
impl InventoryAnnouncement {
/// Verify a signature on this message.
pub fn verify(&self, signer: NodeId, signature: &crypto::Signature) -> bool {
let msg = wire::serialize(self);
signer.verify(&msg, signature).is_ok()
/// Announcement messages are messages that are relayed between peers.
#[derive(Clone, PartialEq, Eq)]
pub enum AnnouncementMessage {
/// Inventory announcement.
Inventory(InventoryAnnouncement),
/// Node announcement.
Node(NodeAnnouncement),
/// Refs announcement.
Refs(RefsAnnouncement),
}
impl AnnouncementMessage {
/// Sign this announcement message.
pub fn signed<S: crypto::Signer>(self, signer: S) -> Announcement {
let msg = wire::serialize(&self);
let signature = signer.sign(&msg);
Announcement {
node: *signer.public_key(),
message: self,
signature,
}
}
}
impl From<NodeAnnouncement> for AnnouncementMessage {
fn from(ann: NodeAnnouncement) -> Self {
Self::Node(ann)
}
}
impl From<InventoryAnnouncement> for AnnouncementMessage {
fn from(ann: InventoryAnnouncement) -> Self {
Self::Inventory(ann)
}
}
impl From<RefsAnnouncement> for AnnouncementMessage {
fn from(ann: RefsAnnouncement) -> Self {
Self::Refs(ann)
}
}
impl fmt::Debug for AnnouncementMessage {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
Self::Node { .. } => write!(f, "Node(..)"),
Self::Inventory(message) => {
write!(
f,
"Inventory([{}], {})",
message
.inventory
.iter()
.map(|i| i.to_string())
.collect::<Vec<String>>()
.join(", "),
message.timestamp
)
}
Self::Refs(message) => {
write!(f, "Refs({}, {:?})", message.id, message.refs)
}
}
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct Announcement {
/// Node identifier.
pub node: NodeId,
/// Unsigned node announcement.
pub message: AnnouncementMessage,
/// Signature over the announcement.
pub signature: crypto::Signature,
}
impl Announcement {
/// Verify this announcement's signature.
pub fn verify(&self) -> bool {
let msg = wire::serialize(&self.message);
self.node.verify(&msg, &self.signature).is_ok()
}
pub fn matches(&self, filter: &Filter) -> bool {
match &self.message {
AnnouncementMessage::Inventory(_) => true,
AnnouncementMessage::Node(_) => true,
AnnouncementMessage::Refs(RefsAnnouncement { id, .. }) => filter.contains(id),
}
}
}
/// Message payload.
/// These are the messages peers send to each other.
///
/// "Announcement" messages are messages that are relayed between peers.
#[derive(Clone, PartialEq, Eq)]
pub enum Message {
/// The first message sent to a peer after connection.
@ -225,39 +291,11 @@ pub enum Message {
},
/// Subscribe to gossip messages matching the filter and time range.
/// timestamp.
Subscribe(Subscribe),
/// Node announcing its inventory to the network.
/// This should be the whole inventory every time.
InventoryAnnouncement {
/// Node identifier.
node: NodeId,
/// Unsigned node inventory.
message: InventoryAnnouncement,
/// Signature over the announcement.
signature: crypto::Signature,
},
/// Node announcing itself to the network.
NodeAnnouncement {
/// Node identifier.
node: NodeId,
/// Unsigned node announcement.
message: NodeAnnouncement,
/// Signature over the announcement, by the node being announced.
signature: crypto::Signature,
},
/// Node announcing project refs being created or updated.
RefsAnnouncement {
/// Node identifier.
node: NodeId,
/// Unsigned refs announcement.
message: RefsAnnouncement,
/// Signature over the announcement, by the node that updated the refs.
signature: crypto::Signature,
},
/// Gossip announcement. These messages are relayed to peers, and filtered
/// using [`Message::Subscribe`].
Announcement(Announcement),
}
impl Message {
@ -270,28 +308,25 @@ impl Message {
}
}
pub fn node<S: crypto::Signer>(message: NodeAnnouncement, signer: S) -> Self {
let msg = wire::serialize(&message);
let signature = signer.sign(&msg);
let node = *signer.public_key();
Self::NodeAnnouncement {
pub fn announcement(
node: NodeId,
message: impl Into<AnnouncementMessage>,
signature: crypto::Signature,
) -> Self {
Announcement {
node,
signature,
message,
message: message.into(),
}
.into()
}
pub fn node<S: crypto::Signer>(message: NodeAnnouncement, signer: S) -> Self {
AnnouncementMessage::from(message).signed(signer).into()
}
pub fn inventory<S: crypto::Signer>(message: InventoryAnnouncement, signer: S) -> Self {
let msg = wire::serialize(&message);
let signature = signer.sign(&msg);
let node = *signer.public_key();
Self::InventoryAnnouncement {
node,
signature,
message,
}
AnnouncementMessage::from(message).signed(signer).into()
}
pub fn subscribe(filter: Filter, since: Timestamp, until: Timestamp) -> Self {
@ -303,6 +338,12 @@ impl Message {
}
}
impl From<Announcement> for Message {
fn from(ann: Announcement) -> Self {
Self::Announcement(ann)
}
}
impl fmt::Debug for Message {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
@ -310,28 +351,8 @@ impl fmt::Debug for Message {
Self::Subscribe(Subscribe { since, until, .. }) => {
write!(f, "Subscribe({}..{})", since, until)
}
Self::NodeAnnouncement { node, .. } => write!(f, "NodeAnnouncement({})", node),
Self::InventoryAnnouncement { node, message, .. } => {
write!(
f,
"InventoryAnnouncement({}, [{}], {})",
node,
message
.inventory
.iter()
.map(|i| i.to_string())
.collect::<Vec<String>>()
.join(", "),
message.timestamp
)
}
Self::RefsAnnouncement { node, message, .. } => {
write!(
f,
"RefsAnnouncement({}, {}, {:?})",
node, message.id, message.refs
)
Self::Announcement(Announcement { node, message, .. }) => {
write!(f, "Announcement({}, {:?})", node, message)
}
}
}
@ -342,15 +363,14 @@ mod tests {
use super::*;
use quickcheck_macros::quickcheck;
use crate::crypto::Signer;
use crate::test::signer::MockSigner;
#[quickcheck]
fn prop_refs_announcement_signing(id: Id, refs: Refs) {
let signer = MockSigner::new(&mut fastrand::Rng::new());
let message = RefsAnnouncement { id, refs };
let signature = message.sign(&signer);
let message = AnnouncementMessage::Refs(RefsAnnouncement { id, refs });
let ann = message.signed(&signer);
assert!(message.verify(signer.public_key(), &signature));
assert!(ann.verify());
}
}

20
radicle-node/src/service/reactor.rs
View File

@ -6,6 +6,8 @@ use log::*;
use crate::prelude::*;
use crate::service::peer::Session;
use super::message::{Announcement, AnnouncementMessage};
/// Output of a state transition.
#[derive(Debug)]
pub enum Io {
@ -86,16 +88,20 @@ impl Reactor {
}
/// Broadcast a message to a list of peers.
pub fn broadcast<'a>(&mut self, msg: Message, peers: impl IntoIterator<Item = &'a Session>) {
pub fn broadcast<'a>(
&mut self,
msg: Announcement,
peers: impl IntoIterator<Item = &'a Session>,
) {
for peer in peers {
self.write(peer.addr, msg.clone());
self.write(peer.addr, msg.clone().into());
}
}
/// Relay a message to interested peers.
pub fn relay<'a>(&mut self, msg: Message, peers: impl IntoIterator<Item = &'a Session>) {
if let Message::RefsAnnouncement { message, .. } = &msg {
let id = message.id;
pub fn relay<'a>(&mut self, ann: Announcement, peers: impl IntoIterator<Item = &'a Session>) {
if let AnnouncementMessage::Refs(msg) = &ann.message {
let id = msg.id;
let peers = peers.into_iter().filter(|p| {
if let Some(subscribe) = &p.subscribe {
subscribe.filter.contains(&id)
@ -105,9 +111,9 @@ impl Reactor {
false
}
});
self.broadcast(msg, peers);
self.broadcast(ann, peers);
} else {
self.broadcast(msg, peers);
self.broadcast(ann, peers);
}
}

1
radicle-node/src/test.rs
View File

@ -1,4 +1,5 @@
pub(crate) mod arbitrary;
pub(crate) mod gossip;
pub(crate) mod handle;
pub(crate) mod logger;
pub(crate) mod peer;

26
radicle-node/src/test/arbitrary.rs
View File

@ -7,8 +7,8 @@ use crate::crypto;
use crate::prelude::{Id, NodeId, Refs, Timestamp};
use crate::service::filter::{Filter, FILTER_SIZE};
use crate::service::message::{
Address, Envelope, InventoryAnnouncement, Message, NodeAnnouncement, RefsAnnouncement,
Subscribe,
Address, Announcement, Envelope, InventoryAnnouncement, Message, NodeAnnouncement,
RefsAnnouncement, Subscribe,
};
use crate::wire::message::MessageType;
@ -46,37 +46,43 @@ impl Arbitrary for Message {
.unwrap();
match type_id {
MessageType::InventoryAnnouncement => Self::InventoryAnnouncement {
MessageType::InventoryAnnouncement => Announcement {
node: NodeId::arbitrary(g),
message: InventoryAnnouncement {
inventory: Vec::<Id>::arbitrary(g),
timestamp: Timestamp::arbitrary(g),
},
}
.into(),
signature: crypto::Signature::from(ByteArray::<64>::arbitrary(g).into_inner()),
},
MessageType::RefsAnnouncement => Self::RefsAnnouncement {
}
.into(),
MessageType::RefsAnnouncement => Announcement {
node: NodeId::arbitrary(g),
message: RefsAnnouncement {
id: Id::arbitrary(g),
refs: Refs::arbitrary(g),
},
}
.into(),
signature: crypto::Signature::from(ByteArray::<64>::arbitrary(g).into_inner()),
},
}
.into(),
MessageType::NodeAnnouncement => {
let message = NodeAnnouncement {
features: ByteArray::<32>::arbitrary(g).into_inner(),
timestamp: Timestamp::arbitrary(g),
alias: ByteArray::<32>::arbitrary(g).into_inner(),
addresses: Arbitrary::arbitrary(g),
};
}
.into();
let bytes: ByteArray<64> = Arbitrary::arbitrary(g);
let signature = crypto::Signature::from(bytes.into_inner());
Self::NodeAnnouncement {
Announcement {
node: NodeId::arbitrary(g),
signature,
message,
}
.into()
}
MessageType::Subscribe => Self::Subscribe(Subscribe {
filter: Filter::arbitrary(g),

27
radicle-node/src/test/gossip.rs Normal file
View File

@ -0,0 +1,27 @@
use radicle::test::signer::MockSigner;
use crate::test::arbitrary;
use crate::{
prelude::{LocalDuration, LocalTime, Message},
service::message::InventoryAnnouncement,
};
pub fn messages(count: usize, now: LocalTime, delta: LocalDuration) -> Vec<Message> {
let mut rng = fastrand::Rng::new();
let mut msgs = Vec::new();
for _ in 0..count {
let signer = MockSigner::new(&mut rng);
let delta = LocalDuration::from_secs(rng.u64(0..delta.as_secs()));
let time = if rng.bool() { now + delta } else { now - delta };
msgs.push(Message::inventory(
InventoryAnnouncement {
inventory: arbitrary::gen(3),
timestamp: time.as_secs(),
},
signer,
))
}
msgs
}

20
radicle-node/src/test/peer.rs
View File

@ -162,7 +162,15 @@ where
let mut msgs = self.messages(&remote);
msgs.find(|m| matches!(m, Message::Initialize { .. }))
.expect("`initialize` is sent");
msgs.find(|m| matches!(m, Message::InventoryAnnouncement { .. }))
msgs.find(|m| {
matches!(
m,
Message::Announcement(Announcement {
message: AnnouncementMessage::Inventory(_),
..
})
)
})
.expect("`inventory-announcement` is sent");
}
@ -177,7 +185,15 @@ where
let mut msgs = self.messages(&remote);
msgs.find(|m| matches!(m, Message::Initialize { .. }))
.expect("`initialize` is sent");
msgs.find(|m| matches!(m, Message::InventoryAnnouncement { .. }))
msgs.find(|m| {
matches!(
m,
Message::Announcement(Announcement {
message: AnnouncementMessage::Inventory(_),
..
})
)
})
.expect("`inventory-announcement` is sent");
let git = peer.config().git_url.clone();

48
radicle-node/src/test/tests.rs
View File

@ -5,7 +5,9 @@ use crossbeam_channel as chan;
use nakamoto_net as nakamoto;
use crate::collections::{HashMap, HashSet};
use crate::prelude::Timestamp;
use crate::service::config::*;
use crate::service::filter::Filter;
use crate::service::message::*;
use crate::service::peer::*;
use crate::service::reactor::Io;
@ -211,6 +213,34 @@ fn test_inventory_relay_bad_timestamp() {
);
}
#[test]
fn test_gossip_rebroadcast() {
let mut alice = Peer::new("alice", [7, 7, 7, 7], MockStorage::empty());
let bob = Peer::new("bob", [8, 8, 8, 8], MockStorage::empty());
let eve = Peer::new("eve", [9, 9, 9, 9], MockStorage::empty());
alice.connect_to(&bob);
let received = test::gossip::messages(6, alice.local_time(), MAX_TIME_DELTA);
for msg in received.iter().cloned() {
// TODO: Test with elapsed time
alice.receive(&bob.addr(), msg);
}
alice.connect_from(&eve);
alice.receive(
&eve.addr(),
Message::Subscribe(Subscribe {
filter: Filter::default(),
since: Timestamp::MIN,
until: Timestamp::MAX,
}),
);
let relayed = alice.messages(&eve.addr()).collect::<Vec<_>>();
assert_eq!(relayed, received);
}
#[test]
fn test_inventory_relay() {
// Topology is eve <-> alice <-> bob
@ -235,7 +265,11 @@ fn test_inventory_relay() {
);
assert_matches!(
alice.messages(&eve.addr()).next(),
Some(Message::InventoryAnnouncement { node, message: InventoryAnnouncement { timestamp, .. }, .. })
Some(Message::Announcement(Announcement {
node,
message: AnnouncementMessage::Inventory(InventoryAnnouncement { timestamp, .. }),
..
}))
if node == bob.node_id() && timestamp == now
);
assert_matches!(
@ -272,7 +306,11 @@ fn test_inventory_relay() {
);
assert_matches!(
alice.messages(&eve.addr()).next(),
Some(Message::InventoryAnnouncement { node, message: InventoryAnnouncement{ timestamp, .. }, .. })
Some(Message::Announcement(Announcement {
node,
message: AnnouncementMessage::Inventory(InventoryAnnouncement { timestamp, .. }),
..
}))
if node == bob.node_id() && timestamp == now + 1,
"Sending a new inventory does trigger the relay"
);
@ -290,7 +328,11 @@ fn test_inventory_relay() {
);
assert_matches!(
alice.messages(&bob.addr()).next(),
Some(Message::InventoryAnnouncement { node, message: InventoryAnnouncement { timestamp, .. }, .. })
Some(Message::Announcement(Announcement {
node,
message: AnnouncementMessage::Inventory(InventoryAnnouncement { timestamp, .. }),
..
}))
if node == eve.node_id() && timestamp == now
);
}

61
radicle-node/src/wire/message.rs
View File

@ -44,9 +44,11 @@ impl Message {
match self {
Self::Initialize { .. } => MessageType::Initialize,
Self::Subscribe { .. } => MessageType::Subscribe,
Self::NodeAnnouncement { .. } => MessageType::NodeAnnouncement,
Self::InventoryAnnouncement { .. } => MessageType::InventoryAnnouncement,
Self::RefsAnnouncement { .. } => MessageType::RefsAnnouncement,
Self::Announcement(Announcement { message, .. }) => match message {
AnnouncementMessage::Node(_) => MessageType::NodeAnnouncement,
AnnouncementMessage::Inventory(_) => MessageType::InventoryAnnouncement,
AnnouncementMessage::Refs(_) => MessageType::RefsAnnouncement,
},
}
.into()
}
@ -82,6 +84,16 @@ impl TryFrom<u8> for AddressType {
}
}
impl wire::Encode for AnnouncementMessage {
fn encode<W: std::io::Write + ?Sized>(&self, writer: &mut W) -> Result<usize, std::io::Error> {
match self {
Self::Node(ann) => ann.encode(writer),
Self::Inventory(ann) => ann.encode(writer),
Self::Refs(ann) => ann.encode(writer),
}
}
}
impl wire::Encode for RefsAnnouncement {
fn encode<W: io::Write + ?Sized>(&self, writer: &mut W) -> Result<usize, io::Error> {
let mut n = 0;
@ -150,29 +162,11 @@ impl wire::Encode for Message {
n += since.encode(writer)?;
n += until.encode(writer)?;
}
Self::RefsAnnouncement {
Self::Announcement(Announcement {
node,
message,
signature,
} => {
n += node.encode(writer)?;
n += message.encode(writer)?;
n += signature.encode(writer)?;
}
Self::InventoryAnnouncement {
node,
message,
signature,
} => {
n += node.encode(writer)?;
n += message.encode(writer)?;
n += signature.encode(writer)?;
}
Self::NodeAnnouncement {
node,
message,
signature,
} => {
}) => {
n += node.encode(writer)?;
n += message.encode(writer)?;
n += signature.encode(writer)?;
@ -213,36 +207,39 @@ impl wire::Decode for Message {
}
Ok(MessageType::NodeAnnouncement) => {
let node = NodeId::decode(reader)?;
let message = NodeAnnouncement::decode(reader)?;
let message = NodeAnnouncement::decode(reader)?.into();
let signature = Signature::decode(reader)?;
Ok(Self::NodeAnnouncement {
Ok(Announcement {
node,
message,
signature,
})
}
.into())
}
Ok(MessageType::InventoryAnnouncement) => {
let node = NodeId::decode(reader)?;
let message = InventoryAnnouncement::decode(reader)?;
let message = InventoryAnnouncement::decode(reader)?.into();
let signature = Signature::decode(reader)?;
Ok(Self::InventoryAnnouncement {
Ok(Announcement {
node,
message,
signature,
})
}
.into())
}
Ok(MessageType::RefsAnnouncement) => {
let node = NodeId::decode(reader)?;
let message = RefsAnnouncement::decode(reader)?;
let message = RefsAnnouncement::decode(reader)?.into();
let signature = Signature::decode(reader)?;
Ok(Self::RefsAnnouncement {
Ok(Announcement {
node,
message,
signature,
})
}
.into())
}
Err(other) => Err(wire::Error::UnknownMessageType(other)),
}