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fix: dispatcher auto restarts

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since akkoma is destroying my postgres, I/O is maxed out and sqlite
queries time out. restart the dispatcher worker if it fails!
this is kind of a nasty fix, but whatev
This commit is contained in:
əlemi 2024-05-11 21:58:18 +02:00
parent 99d613a1e8
commit b062608134
Signed by: alemi
GPG key ID: A4895B84D311642C
1 changed files with 15 additions and 12 deletions
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25
src/server/dispatcher.rs
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@ -3,7 +3,7 @@ use sea_orm::{ColumnTrait, DatabaseConnection, EntityTrait, Order, QueryFilter,
use tokio::{sync::broadcast, task::JoinHandle};
use apb::{ActivityMut, Node};
use crate::{errors::UpubError, model, routes::activitypub::jsonld::LD, server::{fetcher::Fetcher, Context}};
use crate::{model, routes::activitypub::jsonld::LD, server::{fetcher::Fetcher, Context}};
pub struct Dispatcher {
waker: broadcast::Sender<()>,
@ -18,11 +18,14 @@ impl Default for Dispatcher {
impl Dispatcher {
pub fn spawn(&self, db: DatabaseConnection, domain: String, poll_interval: u64) -> JoinHandle<()> {
let waker = self.waker.subscribe();
let mut waker = self.waker.subscribe();
tokio::spawn(async move {
if let Err(e) = worker(db, domain, poll_interval, waker).await {
loop {
if let Err(e) = worker(&db, &domain, poll_interval, &mut waker).await {
tracing::error!("delivery worker exited with error: {e}");
}
tokio::time::sleep(std::time::Duration::from_secs(poll_interval * 10)).await;
}
})
}
@ -34,12 +37,12 @@ impl Dispatcher {
}
}
async fn worker(db: DatabaseConnection, domain: String, poll_interval: u64, mut waker: broadcast::Receiver<()>) -> Result<(), UpubError> {
async fn worker(db: &DatabaseConnection, domain: &str, poll_interval: u64, waker: &mut broadcast::Receiver<()>) -> crate::Result<()> {
loop {
let Some(delivery) = model::delivery::Entity::find()
.filter(model::delivery::Column::NotBefore.lte(chrono::Utc::now()))
.order_by(model::delivery::Column::NotBefore, Order::Asc)
.one(&db)
.one(db)
.await?
else {
tokio::select! {
@ -55,7 +58,7 @@ async fn worker(db: DatabaseConnection, domain: String, poll_interval: u64, mut
..Default::default()
};
let del = model::delivery::Entity::delete(del_row)
.exec(&db)
.exec(db)
.await?;
if del.rows_affected == 0 {
@ -71,7 +74,7 @@ async fn worker(db: DatabaseConnection, domain: String, poll_interval: u64, mut
let payload = match model::activity::Entity::find_by_id(&delivery.activity)
.find_also_related(model::object::Entity)
.one(&db)
.one(db)
.await? // TODO probably should not fail here and at least re-insert the delivery
{
Some((activity, None)) => activity.ap().ld_context(),
@ -98,7 +101,7 @@ async fn worker(db: DatabaseConnection, domain: String, poll_interval: u64, mut
let key = if delivery.actor == format!("https://{domain}") {
let Some(model::application::Model { private_key: key, .. }) = model::application::Entity::find()
.one(&db).await?
.one(db).await?
else {
tracing::error!("no private key configured for application");
continue;
@ -106,7 +109,7 @@ async fn worker(db: DatabaseConnection, domain: String, poll_interval: u64, mut
key
} else {
let Some(model::user::Model{ private_key: Some(key), .. }) = model::user::Entity::find_by_id(&delivery.actor)
.one(&db).await?
.one(db).await?
else {
tracing::error!("can not dispatch activity for user without private key: {}", delivery.actor);
continue;
@ -118,7 +121,7 @@ async fn worker(db: DatabaseConnection, domain: String, poll_interval: u64, mut
if let Err(e) = Context::request(
Method::POST, &delivery.target,
Some(&serde_json::to_string(&payload).unwrap()),
&delivery.actor, &key, &domain
&delivery.actor, &key, domain
).await {
tracing::warn!("failed delivery of {} to {} : {e}", delivery.activity, delivery.target);
let new_delivery = model::delivery::ActiveModel {
@ -130,7 +133,7 @@ async fn worker(db: DatabaseConnection, domain: String, poll_interval: u64, mut
created: sea_orm::ActiveValue::Set(delivery.created),
attempt: sea_orm::ActiveValue::Set(delivery.attempt + 1),
};
model::delivery::Entity::insert(new_delivery).exec(&db).await?;
model::delivery::Entity::insert(new_delivery).exec(db).await?;
}
}
}