]> git.bitcoin.ninja Git - dnsseed-rust/commitdiff
Convert state_next_scan to vec to make addr prioritization determ.
authorMatt Corallo <git@bluematt.me>
Mon, 27 May 2019 23:53:36 +0000 (19:53 -0400)
committerMatt Corallo <git@bluematt.me>
Mon, 27 May 2019 23:53:36 +0000 (19:53 -0400)
src/datastore.rs

index 8202ce54a60b7cc1c839cbe12693aa5d9dbbf1f8..fd776c70aca035c572744aec30c649cd1d631b58 100644 (file)
@@ -110,12 +110,12 @@ struct Node {
 struct Nodes {
        good_node_services: HashMap<u8, HashSet<SocketAddr>>,
        nodes_to_state: HashMap<SocketAddr, Node>,
-       state_next_scan: HashMap<AddressState, Vec<(Instant, SocketAddr)>>,
+       state_next_scan: Vec<Vec<(Instant, SocketAddr)>>,
 }
 struct NodesMutRef<'a> {
        good_node_services: &'a mut HashMap<u8, HashSet<SocketAddr>>,
        nodes_to_state: &'a mut HashMap<SocketAddr, Node>,
-       state_next_scan: &'a mut HashMap<AddressState, Vec<(Instant, SocketAddr)>>,
+       state_next_scan: &'a mut Vec<Vec<(Instant, SocketAddr)>>,
 
 }
 impl Nodes {
@@ -192,18 +192,10 @@ impl Store {
 
                macro_rules! nodes_uninitd {
                        () => { {
-                               let mut state_vecs = HashMap::with_capacity(11);
-                               state_vecs.insert(AddressState::Untested, Vec::new());
-                               state_vecs.insert(AddressState::LowBlockCount, Vec::new());
-                               state_vecs.insert(AddressState::HighBlockCount, Vec::new());
-                               state_vecs.insert(AddressState::LowVersion, Vec::new());
-                               state_vecs.insert(AddressState::BadVersion, Vec::new());
-                               state_vecs.insert(AddressState::NotFullNode, Vec::new());
-                               state_vecs.insert(AddressState::ProtocolViolation, Vec::new());
-                               state_vecs.insert(AddressState::Timeout, Vec::new());
-                               state_vecs.insert(AddressState::TimeoutDuringRequest, Vec::new());
-                               state_vecs.insert(AddressState::Good, Vec::new());
-                               state_vecs.insert(AddressState::WasGood, Vec::new());
+                               let mut state_vecs = Vec::with_capacity(AddressState::get_count() as usize);
+                               for _ in 0..AddressState::get_count() {
+                                       state_vecs.push(Vec::new());
+                               }
                                let mut good_node_services = HashMap::with_capacity(64);
                                for i in 0..64 {
                                        good_node_services.insert(i, HashSet::new());
@@ -255,7 +247,7 @@ impl Store {
                                                }
                                        }
                                }
-                               res.state_next_scan.get_mut(&node.state).unwrap().push((Instant::now(), sockaddr));
+                               res.state_next_scan[node.state.to_num() as usize].push((Instant::now(), sockaddr));
                                res.nodes_to_state.insert(sockaddr, node);
                        }
                        future::ok(res)
@@ -281,7 +273,7 @@ impl Store {
        }
 
        pub fn get_node_count(&self, state: AddressState) -> usize {
-               self.nodes.read().unwrap().state_next_scan.get(&state).unwrap().len()
+               self.nodes.read().unwrap().state_next_scan[state.to_num() as usize].len()
        }
 
        pub fn get_regex(&self, _setting: RegexSetting) -> Arc<Regex> {
@@ -305,7 +297,7 @@ impl Store {
                                                last_update: cur_time,
                                                last_good: cur_time,
                                        });
-                                       nodes.state_next_scan.get_mut(&AddressState::Untested).unwrap().push((cur_time, addr));
+                                       nodes.state_next_scan[AddressState::Untested.to_num() as usize].push((cur_time, addr));
                                        res += 1;
                                },
                                hash_map::Entry::Occupied(_) => {},
@@ -345,7 +337,7 @@ impl Store {
                                }
                        }
                        state_ref.last_services = 0;
-                       nodes.state_next_scan.get_mut(&AddressState::WasGood).unwrap().push((now, addr));
+                       nodes.state_next_scan[AddressState::WasGood.to_num() as usize].push((now, addr));
                } else {
                        state_ref.state = state;
                        if state == AddressState::Good {
@@ -359,7 +351,7 @@ impl Store {
                                state_ref.last_services = services;
                                state_ref.last_good = now;
                        }
-                       nodes.state_next_scan.get_mut(&state).unwrap().push((now, addr));
+                       nodes.state_next_scan[state.to_num() as usize].push((now, addr));
                }
                state_ref.last_update = now;
                ret
@@ -501,8 +493,8 @@ impl Store {
                let cur_time = Instant::now();
 
                let mut nodes = self.nodes.write().unwrap();
-               for (idx, (state, state_nodes)) in nodes.state_next_scan.iter_mut().enumerate() {
-                       let cmp_time = cur_time - Duration::from_secs(self.get_u64(U64Setting::RescanInterval(*state)));
+               for (idx, state_nodes) in nodes.state_next_scan.iter_mut().enumerate() {
+                       let cmp_time = cur_time - Duration::from_secs(self.get_u64(U64Setting::RescanInterval(AddressState::from_num(idx as u8).unwrap())));
                        let split_point = cmp::min(cmp::min(results - res.len(), results - (per_bucket_results * (AddressState::get_count() as usize - idx))),
                                        state_nodes.binary_search_by(|a| a.0.cmp(&cmp_time)).unwrap_or_else(|idx| idx));
                        let mut new_nodes = state_nodes.split_off(split_point);