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https://github.com/scsibug/nostr-rs-relay.git
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improvement: do not send realtime only filters to the DB (limit:0)
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6a8c4ed1b5
commit
5f9fe1ce59
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@ -674,8 +674,10 @@ async fn nostr_server(
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if let Some(previous_query) = running_queries.insert(s.id.to_owned(), abandon_query_tx) {
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previous_query.send(()).ok();
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}
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if s.needs_historical_events() {
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// start a database query. this spawns a blocking database query on a worker thread.
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db::db_query(s, cid.to_owned(), pool.clone(), query_tx.clone(), abandon_query_rx).await;
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db::db_query(s, cid.to_owned(), pool.clone(), query_tx.clone(), abandon_query_rx).await;
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}
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},
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Err(e) => {
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info!("Subscription error: {} (cid: {}, sub: {:?})", e, cid, s.id);
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@ -200,6 +200,13 @@ impl Subscription {
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pub fn get_id(&self) -> String {
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self.id.clone()
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}
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/// Determine if any filter is requesting historical (database)
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/// queries. If every filter has limit:0, we do not need to query the DB.
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pub fn needs_historical_events(&self) -> bool {
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self.filters.iter().any(|f| f.limit!=Some(0))
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}
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/// Determine if this subscription matches a given [`Event`]. Any
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/// individual filter match is sufficient.
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pub fn interested_in_event(&self, event: &Event) -> bool {
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