route spec store work

This commit is contained in:
John Smith 2022-11-13 19:46:10 -05:00
parent 4a9d516f32
commit 5935ca9e41
9 changed files with 441 additions and 212 deletions

View File

@ -4,6 +4,11 @@ use rkyv::{
with::Skip, Archive as RkyvArchive, Deserialize as RkyvDeserialize, Serialize as RkyvSerialize,
};
/// The size of the remote private route cache
const REMOTE_PRIVATE_ROUTE_CACHE_SIZE: usize = 1024;
/// Remote private route cache entries expire in 5 minutes if they haven't been used
const REMOTE_PRIVATE_ROUTE_CACHE_EXPIRY: u64 = 300_000_000u64;
/// Compiled route (safety route + private route)
#[derive(Clone, Debug)]
pub struct CompiledRoute {
@ -73,8 +78,21 @@ pub struct RouteSpecStoreContent {
details: HashMap<DHTKey, RouteSpecDetail>,
}
/// What remote private routes have seen
#[derive(Debug, Clone, Default)]
struct RemotePrivateRouteInfo {
// When this remote private route was last modified
modified_ts: u64,
/// Did this remote private route see our node info due to no safety route in use
seen_our_node_info: bool,
/// The time this remote private route last responded
last_replied_ts: Option<u64>,
/// Timestamp of when the route was last used for anything
last_used_ts: Option<u64>,
}
/// Ephemeral data used to help the RouteSpecStore operate efficiently
#[derive(Debug, Default)]
#[derive(Debug)]
pub struct RouteSpecStoreCache {
/// How many times nodes have been used
used_nodes: HashMap<DHTKey, usize>,
@ -82,6 +100,19 @@ pub struct RouteSpecStoreCache {
used_end_nodes: HashMap<DHTKey, usize>,
/// Route spec hop cache, used to quickly disqualify routes
hop_cache: HashSet<Vec<u8>>,
/// Has a remote private route responded to a question and when
remote_private_route_cache: LruCache<DHTKey, RemotePrivateRouteInfo>,
}
impl Default for RouteSpecStoreCache {
fn default() -> Self {
Self {
used_nodes: Default::default(),
used_end_nodes: Default::default(),
hop_cache: Default::default(),
remote_private_route_cache: LruCache::new(REMOTE_PRIVATE_ROUTE_CACHE_SIZE),
}
}
}
#[derive(Debug)]
@ -388,7 +419,7 @@ impl RouteSpecStore {
sequencing: Sequencing,
hop_count: usize,
directions: DirectionSet,
avoid_node_id: Option<DHTKey>,
avoid_node_ids: &[DHTKey],
) -> EyreResult<Option<DHTKey>> {
let inner = &mut *self.inner.lock();
let routing_table = self.unlocked_inner.routing_table.clone();
@ -401,7 +432,7 @@ impl RouteSpecStore {
sequencing,
hop_count,
directions,
avoid_node_id,
avoid_node_ids,
)
}
@ -413,7 +444,7 @@ impl RouteSpecStore {
sequencing: Sequencing,
hop_count: usize,
directions: DirectionSet,
avoid_node_id: Option<DHTKey>,
avoid_node_ids: &[DHTKey],
) -> EyreResult<Option<DHTKey>> {
use core::cmp::Ordering;
@ -443,11 +474,9 @@ impl RouteSpecStore {
return false;
}
// Exclude node we have specifically chosen to avoid
if let Some(ani) = avoid_node_id {
if k == ani {
return false;
}
// Exclude nodes we have specifically chosen to avoid
if avoid_node_ids.contains(&k) {
return false;
}
// Exclude nodes with no publicinternet nodeinfo, or incompatible nodeinfo or node status won't route
@ -758,17 +787,15 @@ impl RouteSpecStore {
}
/// Find first matching unpublished route that fits into the selection criteria
pub fn first_unpublished_route(
&self,
fn first_unpublished_route_inner<'a>(
inner: &'a RouteSpecStoreInner,
min_hop_count: usize,
max_hop_count: usize,
stability: Stability,
sequencing: Sequencing,
directions: DirectionSet,
avoid_node_id: Option<DHTKey>,
avoid_node_ids: &[DHTKey],
) -> Option<DHTKey> {
let inner = self.inner.lock();
for detail in &inner.content.details {
if detail.1.stability >= stability
&& detail.1.sequencing >= sequencing
@ -778,9 +805,10 @@ impl RouteSpecStore {
&& !detail.1.published
{
let mut avoid = false;
if let Some(ani) = &avoid_node_id {
if detail.1.hops.contains(ani) {
for h in &detail.1.hops {
if avoid_node_ids.contains(h) {
avoid = true;
break;
}
}
if !avoid {
@ -864,65 +892,16 @@ impl RouteSpecStore {
SafetySelection::Safe(safety_spec) => safety_spec,
};
// See if the preferred route is here
let opt_safety_rsd: Option<(&mut RouteSpecDetail, DHTKey)> =
if let Some(preferred_route) = safety_spec.preferred_route {
Self::detail_mut(inner, &preferred_route).map(|rsd| (rsd, preferred_route))
} else {
// Preferred safety route was not requested
None
};
let (safety_rsd, sr_pubkey) = if let Some(safety_rsd) = opt_safety_rsd {
// Safety route exists
safety_rsd
} else {
// Avoid having the first node in the private route in our chosen safety route
// We would avoid all of them, but by design only the first node is knowable
let avoid_node_id = match &pr_first_hop.node {
RouteNode::NodeId(n) => n.key,
RouteNode::PeerInfo(p) => p.node_id.key,
};
// Select a safety route from the pool or make one if we don't have one that matches
if let Some(sr_pubkey) = self.first_unpublished_route(
safety_spec.hop_count,
safety_spec.hop_count,
safety_spec.stability,
safety_spec.sequencing,
Direction::Outbound.into(),
Some(avoid_node_id),
) {
// Found a route to use
(Self::detail_mut(inner, &sr_pubkey).unwrap(), sr_pubkey)
} else {
// No route found, gotta allocate one
let sr_pubkey = match self
.allocate_route_inner(
inner,
rti,
safety_spec.stability,
safety_spec.sequencing,
safety_spec.hop_count,
Direction::Outbound.into(),
Some(avoid_node_id),
)
.map_err(RPCError::internal)?
{
Some(pk) => pk,
None => return Ok(None),
};
(Self::detail_mut(inner, &sr_pubkey).unwrap(), sr_pubkey)
}
// Get the safety route to use from the spec
let avoid_node_id = match &pr_first_hop.node {
RouteNode::NodeId(n) => n.key,
RouteNode::PeerInfo(p) => p.node_id.key,
};
// Ensure the total hop count isn't too long for our config
let sr_hopcount = safety_spec.hop_count;
if sr_hopcount == 0 {
bail!("safety route hop count is zero");
}
if sr_hopcount > max_route_hop_count {
bail!("safety route hop count too long");
}
let Some(sr_pubkey) = self.get_route_for_safety_spec_inner(inner, rti, &safety_spec, Direction::Outbound.into(), &[avoid_node_id])? else {
// No safety route could be found for this spec
return Ok(None);
};
let safety_rsd = Self::detail_mut(inner, &sr_pubkey).unwrap();
// See if we can optimize this compilation yet
// We don't want to include full nodeinfo if we don't have to
@ -951,7 +930,7 @@ impl RouteSpecStore {
// Each loop mutates 'nonce', and 'blob_data'
let mut nonce = Crypto::get_random_nonce();
let crypto = routing_table.network_manager().crypto();
for h in (1..sr_hopcount).rev() {
for h in (1..safety_rsd.hops.len()).rev() {
// Get blob to encrypt for next hop
blob_data = {
// Encrypt the previous blob ENC(nonce, DH(PKhop,SKsr))
@ -1046,6 +1025,84 @@ impl RouteSpecStore {
Ok(Some(compiled_route))
}
/// Get a route that matches a particular safety spec
fn get_route_for_safety_spec_inner(
&self,
inner: &mut RouteSpecStoreInner,
rti: &RoutingTableInner,
safety_spec: &SafetySpec,
direction: DirectionSet,
avoid_node_ids: &[DHTKey],
) -> EyreResult<Option<DHTKey>> {
// Ensure the total hop count isn't too long for our config
let max_route_hop_count = self.unlocked_inner.max_route_hop_count;
if safety_spec.hop_count == 0 {
bail!("safety route hop count is zero");
}
if safety_spec.hop_count > max_route_hop_count {
bail!("safety route hop count too long");
}
// See if the preferred route is here
if let Some(preferred_route) = safety_spec.preferred_route {
if inner.content.details.contains_key(&preferred_route) {
return Ok(Some(preferred_route));
}
}
// Select a safety route from the pool or make one if we don't have one that matches
let sr_pubkey = if let Some(sr_pubkey) = Self::first_unpublished_route_inner(
inner,
safety_spec.hop_count,
safety_spec.hop_count,
safety_spec.stability,
safety_spec.sequencing,
direction,
avoid_node_ids,
) {
// Found a route to use
sr_pubkey
} else {
// No route found, gotta allocate one
let sr_pubkey = match self
.allocate_route_inner(
inner,
rti,
safety_spec.stability,
safety_spec.sequencing,
safety_spec.hop_count,
direction,
avoid_node_ids,
)
.map_err(RPCError::internal)?
{
Some(pk) => pk,
None => return Ok(None),
};
sr_pubkey
};
Ok(Some(sr_pubkey))
}
/// Get a private sroute to use for the answer to question
pub fn get_private_route_for_safety_spec(
&self,
safety_spec: &SafetySpec,
avoid_node_ids: &[DHTKey],
) -> EyreResult<Option<DHTKey>> {
let inner = &mut *self.inner.lock();
let routing_table = self.unlocked_inner.routing_table.clone();
let rti = &*routing_table.inner.read();
Ok(self.get_route_for_safety_spec_inner(
inner,
rti,
safety_spec,
Direction::Inbound.into(),
avoid_node_ids,
)?)
}
/// Assemble private route for publication
pub fn assemble_private_route(
&self,
@ -1127,6 +1184,114 @@ impl RouteSpecStore {
Ok(private_route)
}
// get or create a remote private route cache entry
fn with_create_remote_private_route<F, R>(
inner: &mut RouteSpecStoreInner,
cur_ts: u64,
key: &DHTKey,
f: F,
) -> R
where
F: FnOnce(&mut RemotePrivateRouteInfo) -> R,
{
let rpr = inner
.cache
.remote_private_route_cache
.entry(*key)
.and_modify(|rpr| {
if cur_ts - rpr.modified_ts >= REMOTE_PRIVATE_ROUTE_CACHE_EXPIRY {
*rpr = RemotePrivateRouteInfo {
modified_ts: cur_ts,
seen_our_node_info: false,
last_replied_ts: None,
last_used_ts: None,
};
} else {
rpr.modified_ts = cur_ts;
}
})
.or_insert_with(|| RemotePrivateRouteInfo {
modified_ts: cur_ts,
seen_our_node_info: false,
last_replied_ts: None,
last_used_ts: None,
});
f(rpr)
}
// get a remote private route cache entry
fn with_get_remote_private_route<F, R>(
inner: &mut RouteSpecStoreInner,
cur_ts: u64,
key: &DHTKey,
f: F,
) -> Option<R>
where
F: FnOnce(&RemotePrivateRouteInfo) -> R,
{
let rpr = inner.cache.remote_private_route_cache.get(key)?;
if cur_ts - rpr.modified_ts < REMOTE_PRIVATE_ROUTE_CACHE_EXPIRY {
return Some(f(rpr));
}
inner.cache.remote_private_route_cache.remove(key);
None
}
/// Check to see if this remote (not ours) private route has seen our node info yet
/// This returns true if we have sent non-safety-route node info to the
/// private route and gotten a response before
pub fn has_remote_private_route_seen_our_node_info(&self, key: &DHTKey) -> bool {
let inner = &mut *self.inner.lock();
let cur_ts = intf::get_timestamp();
Self::with_get_remote_private_route(inner, cur_ts, key, |rpr| rpr.seen_our_node_info)
.unwrap_or_default()
}
/// Mark a remote private route as having seen our node info {
pub fn mark_remote_private_route_seen_our_node_info(&self, key: &DHTKey) {
let inner = &mut *self.inner.lock();
let cur_ts = intf::get_timestamp();
Self::with_create_remote_private_route(inner, cur_ts, key, |rpr| {
rpr.seen_our_node_info = true;
})
}
/// Mark a remote private route as having replied to a question {
pub fn mark_remote_private_route_replied(&self, key: &DHTKey) {
let inner = &mut *self.inner.lock();
let cur_ts = intf::get_timestamp();
Self::with_create_remote_private_route(inner, cur_ts, key, |rpr| {
rpr.last_replied_ts = Some(cur_ts);
})
}
/// Mark a remote private route as having beed used {
pub fn mark_remote_private_route_used(&self, key: &DHTKey) {
let inner = &mut *self.inner.lock();
let cur_ts = intf::get_timestamp();
Self::with_create_remote_private_route(inner, cur_ts, key, |rpr| {
rpr.last_used_ts = Some(cur_ts);
})
}
/// Clear caches when local our local node info changes
pub fn local_node_info_changed(&self) {
let inner = &mut *self.inner.lock();
// Clean up local allocated routes
for (_k, v) in &mut inner.content.details {
// Must republish route now
v.published = false;
// Route is not known reachable now
v.reachable = false;
// We have yet to check it since local node info changed
v.last_checked_ts = None;
}
// Clean up remote private routes
inner.cache.remote_private_route_cache.clear();
}
/// Mark route as published
/// When first deserialized, routes must be re-published in order to ensure they remain
/// in the RouteSpecStore.

View File

@ -141,3 +141,184 @@ impl fmt::Display for Destination {
}
}
}
impl RPCProcessor {
/// Convert the 'Destination' into a 'RespondTo' for a response
pub(super) fn get_destination_respond_to(
&self,
dest: &Destination,
) -> Result<NetworkResult<RespondTo>, RPCError> {
let routing_table = self.routing_table();
let rss = routing_table.route_spec_store();
match dest {
Destination::Direct {
target,
safety_selection,
} => match safety_selection {
SafetySelection::Unsafe(_) => {
// Sent directly with no safety route, can respond directly
Ok(NetworkResult::value(RespondTo::Sender))
}
SafetySelection::Safe(safety_spec) => {
// Sent directly but with a safety route, respond to private route
let Some(pr_key) = rss
.get_private_route_for_safety_spec(safety_spec, &[target.node_id()])
.map_err(RPCError::internal)? else {
return Ok(NetworkResult::no_connection_other("no private route for response at this time"));
};
// Get the assembled route for response
let private_route = rss
.assemble_private_route(&pr_key, None)
.map_err(RPCError::internal)?;
Ok(NetworkResult::Value(RespondTo::PrivateRoute(private_route)))
}
},
Destination::Relay {
relay,
target,
safety_selection,
} => match safety_selection {
SafetySelection::Unsafe(_) => {
// Sent via a relay with no safety route, can respond directly
Ok(NetworkResult::value(RespondTo::Sender))
}
SafetySelection::Safe(safety_spec) => {
// Sent via a relay but with a safety route, respond to private route
let Some(pr_key) = rss
.get_private_route_for_safety_spec(safety_spec, &[relay.node_id(), *target])
.map_err(RPCError::internal)? else {
return Ok(NetworkResult::no_connection_other("no private route for response at this time"));
};
// Get the assembled route for response
let private_route = rss
.assemble_private_route(&pr_key, None)
.map_err(RPCError::internal)?;
Ok(NetworkResult::Value(RespondTo::PrivateRoute(private_route)))
}
},
Destination::PrivateRoute {
private_route,
safety_selection,
} => {
let Some(pr_first_hop) = &private_route.first_hop else {
return Err(RPCError::internal("destination private route must have first_hop"));
};
match safety_selection {
SafetySelection::Unsafe(_) => {
// Sent to a private route with no safety route, use a stub safety route for the response
// Determine if we can use optimized nodeinfo
let route_node = match rss
.has_remote_private_route_seen_our_node_info(&private_route.public_key)
{
true => RouteNode::NodeId(NodeId::new(routing_table.node_id())),
false => RouteNode::PeerInfo(
routing_table.get_own_peer_info(RoutingDomain::PublicInternet),
),
};
Ok(NetworkResult::value(RespondTo::PrivateRoute(
PrivateRoute::new_stub(routing_table.node_id(), route_node),
)))
}
SafetySelection::Safe(safety_spec) => {
// Sent directly but with a safety route, respond to private route
let avoid_node_id = match &pr_first_hop.node {
RouteNode::NodeId(n) => n.key,
RouteNode::PeerInfo(p) => p.node_id.key,
};
let Some(pr_key) = rss
.get_private_route_for_safety_spec(safety_spec, &[avoid_node_id])
.map_err(RPCError::internal)? else {
return Ok(NetworkResult::no_connection_other("no private route for response at this time"));
};
// Get the assembled route for response
let private_route = rss
.assemble_private_route(&pr_key, None)
.map_err(RPCError::internal)?;
Ok(NetworkResult::Value(RespondTo::PrivateRoute(private_route)))
}
}
}
}
}
/// Convert the 'RespondTo' into a 'Destination' for a response
pub(super) fn get_respond_to_destination(
&self,
request: &RPCMessage,
) -> NetworkResult<Destination> {
// Get the question 'respond to'
let respond_to = match request.operation.kind() {
RPCOperationKind::Question(q) => q.respond_to(),
_ => {
panic!("not a question");
}
};
// To where should we respond?
match respond_to {
RespondTo::Sender => {
// Parse out the header detail from the question
let detail = match &request.header.detail {
RPCMessageHeaderDetail::Direct(detail) => detail,
RPCMessageHeaderDetail::SafetyRouted(_)
| RPCMessageHeaderDetail::PrivateRouted(_) => {
// If this was sent via a private route, we don't know what the sender was, so drop this
return NetworkResult::invalid_message(
"can't respond directly to non-direct question",
);
}
};
// Reply directly to the request's source
let sender_id = detail.envelope.get_sender_id();
// This may be a different node's reference than the 'sender' in the case of a relay
let peer_noderef = detail.peer_noderef.clone();
// If the sender_id is that of the peer, then this is a direct reply
// else it is a relayed reply through the peer
if peer_noderef.node_id() == sender_id {
NetworkResult::value(Destination::direct(peer_noderef))
} else {
NetworkResult::value(Destination::relay(peer_noderef, sender_id))
}
}
RespondTo::PrivateRoute(pr) => {
match &request.header.detail {
RPCMessageHeaderDetail::Direct(_) => {
// If this was sent directly, we should only ever respond directly
return NetworkResult::invalid_message(
"not responding to private route from direct question",
);
}
RPCMessageHeaderDetail::SafetyRouted(detail) => {
// If this was sent via a safety route, but not received over our private route, don't respond with a safety route,
// it would give away which safety routes belong to this node
NetworkResult::value(Destination::private_route(
pr.clone(),
SafetySelection::Unsafe(detail.sequencing),
))
}
RPCMessageHeaderDetail::PrivateRouted(detail) => {
// If this was received over our private route, it's okay to respond to a private route via our safety route
NetworkResult::value(Destination::private_route(
pr.clone(),
SafetySelection::Safe(detail.safety_spec.clone()),
))
}
}
}
}
}
}

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@ -792,73 +792,6 @@ impl RPCProcessor {
Ok(NetworkResult::value(()))
}
// Convert the 'RespondTo' into a 'Destination' for a response
fn get_respond_to_destination(&self, request: &RPCMessage) -> NetworkResult<Destination> {
// Get the question 'respond to'
let respond_to = match request.operation.kind() {
RPCOperationKind::Question(q) => q.respond_to(),
_ => {
panic!("not a question");
}
};
// To where should we respond?
match respond_to {
RespondTo::Sender => {
// Parse out the header detail from the question
let detail = match &request.header.detail {
RPCMessageHeaderDetail::Direct(detail) => detail,
RPCMessageHeaderDetail::SafetyRouted(_)
| RPCMessageHeaderDetail::PrivateRouted(_) => {
// If this was sent via a private route, we don't know what the sender was, so drop this
return NetworkResult::invalid_message(
"can't respond directly to non-direct question",
);
}
};
// Reply directly to the request's source
let sender_id = detail.envelope.get_sender_id();
// This may be a different node's reference than the 'sender' in the case of a relay
let peer_noderef = detail.peer_noderef.clone();
// If the sender_id is that of the peer, then this is a direct reply
// else it is a relayed reply through the peer
if peer_noderef.node_id() == sender_id {
NetworkResult::value(Destination::direct(peer_noderef))
} else {
NetworkResult::value(Destination::relay(peer_noderef, sender_id))
}
}
RespondTo::PrivateRoute(pr) => {
match &request.header.detail {
RPCMessageHeaderDetail::Direct(_) => {
// If this was sent directly, we should only ever respond directly
return NetworkResult::invalid_message(
"not responding to private route from direct question",
);
}
RPCMessageHeaderDetail::SafetyRouted(detail) => {
// If this was sent via a safety route, but not received over our private route, don't respond with a safety route,
// it would give away which safety routes belong to this node
NetworkResult::value(Destination::private_route(
pr.clone(),
SafetySelection::Unsafe(detail.sequencing),
))
}
RPCMessageHeaderDetail::PrivateRouted(detail) => {
// If this was received over our private route, it's okay to respond to a private route via our safety route
NetworkResult::value(Destination::private_route(
pr.clone(),
SafetySelection::Safe(detail.safety_spec.clone()),
))
}
}
}
}
}
// Issue a reply over the network, possibly using an anonymized route
// The request must want a response, or this routine fails
#[instrument(level = "debug", skip(self, request, answer), err)]

View File

@ -1,53 +0,0 @@
use super::*;
#[derive(Debug, Clone)]
pub enum Origin {
Sender,
PrivateRoute(PrivateRoute),
}
impl Origin {
pub fn sender() -> Self {
Self::Sender
}
pub fn private_route(private_route: PrivateRoute) -> Self {
Self::PrivateRoute(private_route)
}
pub fn into_respond_to(self, destination: &Destination) -> Result<RespondTo, RPCError> {
match self {
Self::Sender => {
let peer = match destination {
Destination::Direct {
target,
safety_route_spec,
} => todo!(),
Destination::Relay {
relay,
target,
safety_route_spec,
} => todo!(),
Destination::PrivateRoute {
private_route,
safety_route_spec,
} => todo!(),
};
let routing_table = peer.routing_table();
let routing_domain = peer.best_routing_domain();
// Send some signed node info along with the question if this node needs to be replied to
if routing_table.has_valid_own_node_info()
&& !peer.has_seen_our_node_info(routing_domain)
{
let our_sni = self
.routing_table()
.get_own_signed_node_info(routing_domain);
RespondTo::Sender(Some(our_sni))
} else {
RespondTo::Sender(None)
}
}
Self::PrivateRoute(pr) => RespondTo::PrivateRoute(pr),
}
}
}

View File

@ -10,7 +10,10 @@ impl RPCProcessor {
message: Vec<u8>,
) -> Result<NetworkResult<Answer<Vec<u8>>>, RPCError> {
let app_call_q = RPCOperationAppCallQ { message };
let question = RPCQuestion::new(RespondTo::Sender, RPCQuestionDetail::AppCallQ(app_call_q));
let question = RPCQuestion::new(
network_result_try!(self.get_destination_respond_to(&dest)?),
RPCQuestionDetail::AppCallQ(app_call_q),
);
// Send the app call question
let waitable_reply = network_result_try!(self.question(dest, question).await?);

View File

@ -28,7 +28,10 @@ impl RPCProcessor {
let find_node_q_detail =
RPCQuestionDetail::FindNodeQ(RPCOperationFindNodeQ { node_id: key });
let find_node_q = RPCQuestion::new(RespondTo::Sender, find_node_q_detail);
let find_node_q = RPCQuestion::new(
network_result_try!(self.get_destination_respond_to(&dest)?),
find_node_q_detail,
);
// Send the find_node request
let waitable_reply = network_result_try!(self.question(dest, find_node_q).await?);

View File

@ -70,7 +70,10 @@ impl RPCProcessor {
};
let status_q = RPCOperationStatusQ { node_status };
let question = RPCQuestion::new(RespondTo::Sender, RPCQuestionDetail::StatusQ(status_q));
let question = RPCQuestion::new(
network_result_try!(self.get_destination_respond_to(&dest)?),
RPCQuestionDetail::StatusQ(status_q),
);
// Send the info request
let waitable_reply = network_result_try!(self.question(dest.clone(), question).await?);

View File

@ -582,7 +582,6 @@ impl VeilidAPI {
let mut stability = Stability::LowLatency;
let mut hop_count = default_route_hop_count;
let mut directions = DirectionSet::all();
let mut avoid_node_id = None;
while ai < args.len() {
if let Ok(seq) =
@ -601,10 +600,6 @@ impl VeilidAPI {
get_debug_argument_at(&args, ai, "debug_route", "direction_set", get_direction_set)
{
directions = ds;
} else if let Ok(ani) =
get_debug_argument_at(&args, ai, "debug_route", "avoid_node_id", get_dht_key)
{
avoid_node_id = Some(ani);
} else {
return Ok(format!("Invalid argument specified: {}", args[ai]));
}
@ -612,14 +607,13 @@ impl VeilidAPI {
}
// Allocate route
let out =
match rss.allocate_route(stability, sequencing, hop_count, directions, avoid_node_id) {
Ok(Some(v)) => format!("{}", v.encode()),
Ok(None) => format!("<unavailable>"),
Err(e) => {
format!("Route allocation failed: {}", e)
}
};
let out = match rss.allocate_route(stability, sequencing, hop_count, directions, &[]) {
Ok(Some(v)) => format!("{}", v.encode()),
Ok(None) => format!("<unavailable>"),
Err(e) => {
format!("Route allocation failed: {}", e)
}
};
Ok(out)
}

View File

@ -608,7 +608,7 @@ pub enum SafetySelection {
pub struct SafetySpec {
/// preferred safety route if it still exists
pub preferred_route: Option<DHTKey>,
/// 0 = no safety route, just use node's node id, more hops is safer but slower
/// must be greater than 0
pub hop_count: usize,
/// prefer reliability over speed
pub stability: Stability,