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Avoid redundant metrics when rewinding

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This commit is contained in:
Héctor Ramón Jiménez 2025-04-20 21:50:12 +02:00
parent 5b649541b6
commit 7c6155242c
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GPG key ID: 7CC46565708259A7
6 changed files with 93 additions and 44 deletions
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3
beacon/src/client.rs
View file

@ -99,9 +99,10 @@ enum Action {
Forward(mpsc::Sender<Command>),
}
#[derive(Debug, Clone, Serialize, Deserialize)]
#[derive(Debug, Clone, Copy, Serialize, Deserialize)]
pub enum Command {
RewindTo { message: usize },
GoLive,
}
#[tokio::main]

23
beacon/src/lib.rs
View file

@ -36,6 +36,14 @@ impl Connection {
let _ = commands.send(client::Command::RewindTo { message }).await;
}
}
pub fn go_live<'a>(&self) -> impl Future<Output = ()> + 'a {
let commands = self.commands.clone();
async move {
let _ = commands.send(client::Command::GoLive).await;
}
}
}
#[derive(Debug, Clone)]
@ -128,14 +136,19 @@ pub fn run() -> impl Stream<Item = Event> {
let mut last_message_number = None;
while let Some(command) = command_receiver.recv().await {
let client::Command::RewindTo { message } = command;
match command {
client::Command::RewindTo { message } => {
if Some(message) == last_message_number {
continue;
}
if Some(message) == last_message_number {
continue;
last_message_number = Some(message);
}
client::Command::GoLive => {
last_message_number = None;
}
}
last_message_number = Some(message);
let _ =
send(&mut writer, command).await.inspect_err(|error| {
log::error!("Error when sending command: {error}")