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https://github.com/scsibug/nostr-rs-relay.git
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improvement: display rate limit messages max once per sec
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parent
5c8390bbe0
commit
4e51e61d16
17
src/db.rs
17
src/db.rs
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@ -136,6 +136,7 @@ pub async fn db_writer(
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upgrade_db(&mut conn)?;
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upgrade_db(&mut conn)?;
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// get rate limit settings
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// get rate limit settings
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let rps_setting = config.limits.messages_per_sec;
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let rps_setting = config.limits.messages_per_sec;
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let mut most_recent_rate_limit = Instant::now();
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let mut lim_opt = None;
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let mut lim_opt = None;
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let clock = governor::clock::QuantaClock::default();
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let clock = governor::clock::QuantaClock::default();
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if let Some(rps) = rps_setting {
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if let Some(rps) = rps_setting {
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@ -182,8 +183,20 @@ pub async fn db_writer(
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if event_write {
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if event_write {
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if let Some(ref lim) = lim_opt {
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if let Some(ref lim) = lim_opt {
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if let Err(n) = lim.check() {
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if let Err(n) = lim.check() {
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info!("Rate limiting event creation");
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let wait_for = n.wait_time_from(clock.now());
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thread::sleep(n.wait_time_from(clock.now()));
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// check if we have recently logged rate
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// limits, but print out a message only once
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// per second.
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if most_recent_rate_limit.elapsed().as_secs() > 1 {
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warn!(
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"rate limit reached for event creation (sleep for {:?})",
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wait_for
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);
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// reset last rate limit message
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most_recent_rate_limit = Instant::now();
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}
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// block event writes, allowing them to queue up
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thread::sleep(wait_for);
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continue;
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continue;
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}
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}
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}
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}
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