Constellation, Spacedust, Slingshot, UFOs: atproto crates and services for microcosm
run tasks in actually separate tokio tasks
the more you know 🎶
+37
-10
+37
-10
ufos/src/main.rs
+37
-10
ufos/src/main.rs
···
4
4
use metrics_exporter_prometheus::PrometheusBuilder;
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5
use std::path::PathBuf;
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6
use std::time::{Duration, SystemTime};
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+
use tokio::task::JoinSet;
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8
use ufos::consumer;
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use ufos::file_consumer;
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use ufos::server;
···
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Ok(())
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}
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75
-
async fn go<B: StoreBackground>(
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+
async fn go<B: StoreBackground + 'static>(
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args: Args,
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read_store: impl StoreReader + 'static + Clone,
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mut write_store: impl StoreWriter<B> + 'static,
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cursor: Option<Cursor>,
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sketch_secret: SketchSecretPrefix,
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) -> anyhow::Result<()> {
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+
let mut tasks: JoinSet<anyhow::Result<()>> = JoinSet::new();
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+
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println!("starting server with storage...");
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let serving = server::serve(read_store.clone());
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+
tasks.spawn(async move {
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serving.await.map_err(|e| {
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+
log::warn!("server ended: {e}");
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anyhow::anyhow!(e)
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+
})
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+
});
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if args.pause_writer {
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log::info!("not starting jetstream or the write loop.");
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-
serving.await.map_err(|e| anyhow::anyhow!(e))?;
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+
for t in tasks.join_all().await {
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+
if let Err(e) = t {
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+
return Err(anyhow::anyhow!(e));
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+
}
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+
}
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return Ok(());
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}
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103
···
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115
let rolling = write_store
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116
.background_tasks(args.reroll)?
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.run(args.backfill);
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-
let consuming = write_store.receive_batches(batches);
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+
tasks.spawn(async move {
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+
rolling
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+
.await
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+
.inspect_err(|e| log::warn!("rollup ended: {e}"))?;
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+
Ok(())
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+
});
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+
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+
tasks.spawn(async move {
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+
write_store
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+
.receive_batches(batches)
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+
.await
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+
.inspect_err(|e| log::warn!("consumer ended: {e}"))?;
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+
Ok(())
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+
});
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132
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-
let stating = do_update_stuff(read_store);
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+
tasks.spawn(async move {
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+
do_update_stuff(read_store).await;
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+
log::warn!("status task ended");
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+
Ok(())
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+
});
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install_metrics_server()?;
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140
111
-
tokio::select! {
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-
z = serving => log::warn!("serve task ended: {z:?}"),
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-
z = rolling => log::warn!("rollup task ended: {z:?}"),
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-
z = consuming => log::warn!("consuming task ended: {z:?}"),
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-
z = stating => log::warn!("status task ended: {z:?}"),
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-
};
141
+
for (i, t) in tasks.join_all().await.iter().enumerate() {
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log::warn!("task {i} done: {t:?}");
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+
}
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println!("bye!");
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