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https://github.com/scsibug/nostr-rs-relay.git
synced 2024-11-22 00:59:07 -05:00
improvement: ignore duplicate REQ messages
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parent
2e9b1b6ba7
commit
b0bfaa48fc
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@ -459,6 +459,8 @@ async fn nostr_server(
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// when these subscriptions are cancelled, make a message
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// available to the executing query so it knows to stop.
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let mut running_queries: HashMap<String, oneshot::Sender<()>> = HashMap::new();
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// keep track of the subscriptions we have
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let mut current_subs: Vec<Subscription> = Vec::new();
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// for stats, keep track of how many events the client published,
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// and how many it received from queries.
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@ -605,6 +607,9 @@ async fn nostr_server(
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// * registering the subscription so future events can be matched
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// * making a channel to cancel to request later
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// * sending a request for a SQL query
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// Do nothing if the sub already exists.
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if !current_subs.contains(&s) {
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current_subs.push(s.clone());
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let (abandon_query_tx, abandon_query_rx) = oneshot::channel::<()>();
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match conn.subscribe(s.clone()) {
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Ok(()) => {
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@ -620,11 +625,19 @@ async fn nostr_server(
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ws_stream.send(make_notice_message(Notice::message(format!("Subscription error: {}", e)))).await.ok();
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}
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}
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} else {
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info!("client send duplicate subscription, ignoring");
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}
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},
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Ok(NostrMessage::CloseMsg(cc)) => {
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// closing a request simply removes the subscription.
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let parsed : Result<Close> = Result::<Close>::from(cc);
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if let Ok(c) = parsed {
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// remove from the list of known subs
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if let Some(pos) = current_subs.iter().position(|s| *s.id == c.id) {
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current_subs.remove(pos);
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}
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// check if a query is currently
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// running, and remove it if so.
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let stop_tx = running_queries.remove(&c.id);
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