Add a DB cleaner cron job

This commit is contained in:
Valentin Tolmer 2021-05-25 10:39:09 +02:00
parent 9899c6f5aa
commit eb5c48f030
4 changed files with 89 additions and 1 deletions

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@ -23,6 +23,7 @@ anyhow = "*"
async-trait = "0.1"
chrono = { version = "*", features = [ "serde" ]}
clap = "3.0.0-beta.2"
cron = "*"
futures = "*"
futures-util = "*"
hmac = "0.10"

82
src/infra/db_cleaner.rs Normal file
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@ -0,0 +1,82 @@
use crate::{
domain::sql_tables::{DbQueryBuilder, Pool},
infra::jwt_sql_tables::{JwtRefreshStorage, JwtStorage},
};
use actix::prelude::*;
use chrono::Local;
use cron::Schedule;
use sea_query::{Expr, Query};
use std::{str::FromStr, time::Duration};
// Define actor
pub struct Scheduler {
schedule: Schedule,
sql_pool: Pool,
}
// Provide Actor implementation for our actor
impl Actor for Scheduler {
type Context = Context<Self>;
fn started(&mut self, context: &mut Context<Self>) {
log::info!("DB Cleanup Cron started");
context.run_later(self.duration_until_next(), move |this, ctx| {
this.schedule_task(ctx)
});
}
fn stopped(&mut self, _ctx: &mut Context<Self>) {
log::info!("DB Cleanup stopped");
}
}
impl Scheduler {
pub fn new(cron_expression: &str, sql_pool: Pool) -> Self {
let schedule = Schedule::from_str(cron_expression).unwrap();
Self { schedule, sql_pool }
}
fn schedule_task(&self, ctx: &mut Context<Self>) {
log::info!("Cleaning DB");
let future = actix::fut::wrap_future::<_, Self>(Self::cleanup_db(self.sql_pool.clone()));
ctx.spawn(future);
ctx.run_later(self.duration_until_next(), move |this, ctx| {
this.schedule_task(ctx)
});
}
async fn cleanup_db(sql_pool: Pool) {
if let Err(e) = sqlx::query(
&Query::delete()
.from_table(JwtRefreshStorage::Table)
.and_where(Expr::col(JwtRefreshStorage::ExpiryDate).lt(Local::now().naive_utc()))
.to_string(DbQueryBuilder {}),
)
.execute(&sql_pool)
.await
{
log::error!("DB cleanup error: {}", e);
};
if let Err(e) = sqlx::query(
&Query::delete()
.from_table(JwtStorage::Table)
.and_where(Expr::col(JwtStorage::ExpiryDate).lt(Local::now().naive_utc()))
.to_string(DbQueryBuilder {}),
)
.execute(&sql_pool)
.await
{
log::error!("DB cleanup error: {}", e);
};
log::info!("DB cleaned!");
}
fn duration_until_next(&self) -> Duration {
let now = Local::now();
let next = self.schedule.upcoming(Local).next().unwrap();
let duration_until = next.signed_duration_since(now);
duration_until.to_std().unwrap()
}
}

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@ -1,6 +1,7 @@
pub mod auth_service;
pub mod cli;
pub mod configuration;
pub mod db_cleaner;
pub mod jwt_sql_tables;
pub mod ldap_handler;
pub mod ldap_server;

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@ -1,8 +1,9 @@
#![forbid(unsafe_code)]
use crate::{
domain::{sql_backend_handler::SqlBackendHandler, sql_tables::PoolOptions},
infra::configuration::Configuration,
infra::{configuration::Configuration, db_cleaner::Scheduler},
};
use actix::Actor;
use anyhow::Result;
use futures_util::TryFutureExt;
use log::*;
@ -25,6 +26,9 @@ async fn run_server(config: Configuration) -> Result<()> {
infra::jwt_sql_tables::init_table(&sql_pool).await?;
let server_builder =
infra::tcp_server::build_tcp_server(&config, backend_handler, server_builder).await?;
// Run every hour.
let scheduler = Scheduler::new("0 0 * * * * *", sql_pool);
scheduler.start();
server_builder.workers(1).run().await?;
Ok(())
}