mirror of
https://github.com/LemmyNet/lemmy.git
synced 2024-10-30 05:23:08 +00:00
364 lines
10 KiB
Rust
364 lines
10 KiB
Rust
use clokwerk::{Scheduler, TimeUnits as CTimeUnits};
|
|
use diesel::{
|
|
dsl::{now, IntervalDsl},
|
|
Connection,
|
|
ExpressionMethods,
|
|
NullableExpressionMethods,
|
|
QueryDsl,
|
|
};
|
|
// Import week days and WeekDay
|
|
use diesel::{sql_query, PgConnection, RunQueryDsl};
|
|
use lemmy_api_common::context::LemmyContext;
|
|
use lemmy_db_schema::{
|
|
schema::{
|
|
activity,
|
|
comment,
|
|
comment_aggregates,
|
|
community_aggregates,
|
|
community_person_ban,
|
|
instance,
|
|
person,
|
|
post,
|
|
post_aggregates,
|
|
},
|
|
source::instance::{Instance, InstanceForm},
|
|
utils::{functions::hot_rank, naive_now, DELETED_REPLACEMENT_TEXT},
|
|
};
|
|
use lemmy_routes::nodeinfo::NodeInfo;
|
|
use lemmy_utils::{error::LemmyError, REQWEST_TIMEOUT};
|
|
use reqwest::blocking::Client;
|
|
use std::{thread, time::Duration};
|
|
use tracing::{error, info};
|
|
|
|
/// Schedules various cleanup tasks for lemmy in a background thread
|
|
pub fn setup(
|
|
db_url: String,
|
|
user_agent: String,
|
|
context_1: LemmyContext,
|
|
) -> Result<(), LemmyError> {
|
|
// Setup the connections
|
|
let mut scheduler = Scheduler::new();
|
|
|
|
startup_jobs(&db_url);
|
|
|
|
// Update active counts every hour
|
|
let url = db_url.clone();
|
|
scheduler.every(CTimeUnits::hour(1)).run(move || {
|
|
let mut conn = PgConnection::establish(&url).expect("could not establish connection");
|
|
active_counts(&mut conn);
|
|
update_banned_when_expired(&mut conn);
|
|
});
|
|
|
|
// Update hot ranks every 5 minutes
|
|
let url = db_url.clone();
|
|
scheduler.every(CTimeUnits::minutes(5)).run(move || {
|
|
let mut conn = PgConnection::establish(&url).expect("could not establish connection");
|
|
update_hot_ranks(&mut conn, true);
|
|
});
|
|
|
|
// Clear old activities every week
|
|
let url = db_url.clone();
|
|
scheduler.every(CTimeUnits::weeks(1)).run(move || {
|
|
let mut conn = PgConnection::establish(&url).expect("could not establish connection");
|
|
clear_old_activities(&mut conn);
|
|
});
|
|
|
|
// Remove old rate limit buckets after 1 to 2 hours of inactivity
|
|
scheduler.every(CTimeUnits::hour(1)).run(move || {
|
|
let hour = Duration::from_secs(3600);
|
|
context_1.settings_updated_channel().remove_older_than(hour);
|
|
});
|
|
|
|
// Overwrite deleted & removed posts and comments every day
|
|
let url = db_url.clone();
|
|
scheduler.every(CTimeUnits::days(1)).run(move || {
|
|
let mut conn = PgConnection::establish(&url).expect("could not establish connection");
|
|
overwrite_deleted_posts_and_comments(&mut conn);
|
|
});
|
|
|
|
// Update the Instance Software
|
|
scheduler.every(CTimeUnits::days(1)).run(move || {
|
|
let mut conn = PgConnection::establish(&db_url).expect("could not establish connection");
|
|
update_instance_software(&mut conn, &user_agent);
|
|
});
|
|
|
|
// Manually run the scheduler in an event loop
|
|
loop {
|
|
scheduler.run_pending();
|
|
thread::sleep(Duration::from_millis(1000));
|
|
}
|
|
}
|
|
|
|
/// Run these on server startup
|
|
fn startup_jobs(db_url: &str) {
|
|
let mut conn = PgConnection::establish(db_url).expect("could not establish connection");
|
|
active_counts(&mut conn);
|
|
update_hot_ranks(&mut conn, false);
|
|
update_banned_when_expired(&mut conn);
|
|
clear_old_activities(&mut conn);
|
|
overwrite_deleted_posts_and_comments(&mut conn);
|
|
}
|
|
|
|
/// Update the hot_rank columns for the aggregates tables
|
|
fn update_hot_ranks(conn: &mut PgConnection, last_week_only: bool) {
|
|
let mut post_update = diesel::update(post_aggregates::table).into_boxed();
|
|
let mut comment_update = diesel::update(comment_aggregates::table).into_boxed();
|
|
let mut community_update = diesel::update(community_aggregates::table).into_boxed();
|
|
|
|
// Only update for the last week of content
|
|
if last_week_only {
|
|
info!("Updating hot ranks for last week...");
|
|
let last_week = now - diesel::dsl::IntervalDsl::weeks(1);
|
|
|
|
post_update = post_update.filter(post_aggregates::published.gt(last_week));
|
|
comment_update = comment_update.filter(comment_aggregates::published.gt(last_week));
|
|
community_update = community_update.filter(community_aggregates::published.gt(last_week));
|
|
} else {
|
|
info!("Updating hot ranks for all history...");
|
|
}
|
|
|
|
match post_update
|
|
.set((
|
|
post_aggregates::hot_rank.eq(hot_rank(post_aggregates::score, post_aggregates::published)),
|
|
post_aggregates::hot_rank_active.eq(hot_rank(
|
|
post_aggregates::score,
|
|
post_aggregates::newest_comment_time_necro,
|
|
)),
|
|
))
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {}
|
|
Err(e) => {
|
|
error!("Failed to update post_aggregates hot_ranks: {}", e)
|
|
}
|
|
}
|
|
|
|
match comment_update
|
|
.set(comment_aggregates::hot_rank.eq(hot_rank(
|
|
comment_aggregates::score,
|
|
comment_aggregates::published,
|
|
)))
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {}
|
|
Err(e) => {
|
|
error!("Failed to update comment_aggregates hot_ranks: {}", e)
|
|
}
|
|
}
|
|
|
|
match community_update
|
|
.set(community_aggregates::hot_rank.eq(hot_rank(
|
|
community_aggregates::subscribers,
|
|
community_aggregates::published,
|
|
)))
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {
|
|
info!("Done.");
|
|
}
|
|
Err(e) => {
|
|
error!("Failed to update community_aggregates hot_ranks: {}", e)
|
|
}
|
|
}
|
|
}
|
|
|
|
/// Clear old activities (this table gets very large)
|
|
fn clear_old_activities(conn: &mut PgConnection) {
|
|
info!("Clearing old activities...");
|
|
match diesel::delete(activity::table.filter(activity::published.lt(now - 6.months())))
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {
|
|
info!("Done.");
|
|
}
|
|
Err(e) => {
|
|
error!("Failed to clear old activities: {}", e)
|
|
}
|
|
}
|
|
}
|
|
|
|
/// overwrite posts and comments 30d after deletion
|
|
fn overwrite_deleted_posts_and_comments(conn: &mut PgConnection) {
|
|
info!("Overwriting deleted posts...");
|
|
match diesel::update(
|
|
post::table
|
|
.filter(post::deleted.eq(true))
|
|
.filter(post::updated.lt(now.nullable() - 1.months()))
|
|
.filter(post::body.ne(DELETED_REPLACEMENT_TEXT)),
|
|
)
|
|
.set((
|
|
post::body.eq(DELETED_REPLACEMENT_TEXT),
|
|
post::name.eq(DELETED_REPLACEMENT_TEXT),
|
|
))
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {
|
|
info!("Done.");
|
|
}
|
|
Err(e) => {
|
|
error!("Failed to overwrite deleted posts: {}", e)
|
|
}
|
|
}
|
|
|
|
info!("Overwriting deleted comments...");
|
|
match diesel::update(
|
|
comment::table
|
|
.filter(comment::deleted.eq(true))
|
|
.filter(comment::updated.lt(now.nullable() - 1.months()))
|
|
.filter(comment::content.ne(DELETED_REPLACEMENT_TEXT)),
|
|
)
|
|
.set(comment::content.eq(DELETED_REPLACEMENT_TEXT))
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {
|
|
info!("Done.");
|
|
}
|
|
Err(e) => {
|
|
error!("Failed to overwrite deleted comments: {}", e)
|
|
}
|
|
}
|
|
}
|
|
|
|
/// Re-calculate the site and community active counts every 12 hours
|
|
fn active_counts(conn: &mut PgConnection) {
|
|
info!("Updating active site and community aggregates ...");
|
|
|
|
let intervals = vec![
|
|
("1 day", "day"),
|
|
("1 week", "week"),
|
|
("1 month", "month"),
|
|
("6 months", "half_year"),
|
|
];
|
|
|
|
for i in &intervals {
|
|
let update_site_stmt = format!(
|
|
"update site_aggregates set users_active_{} = (select * from site_aggregates_activity('{}'))",
|
|
i.1, i.0
|
|
);
|
|
match sql_query(update_site_stmt).execute(conn) {
|
|
Ok(_) => {}
|
|
Err(e) => {
|
|
error!("Failed to update site stats: {}", e)
|
|
}
|
|
}
|
|
|
|
let update_community_stmt = format!("update community_aggregates ca set users_active_{} = mv.count_ from community_aggregates_activity('{}') mv where ca.community_id = mv.community_id_", i.1, i.0);
|
|
match sql_query(update_community_stmt).execute(conn) {
|
|
Ok(_) => {}
|
|
Err(e) => {
|
|
error!("Failed to update community stats: {}", e)
|
|
}
|
|
}
|
|
}
|
|
|
|
info!("Done.");
|
|
}
|
|
|
|
/// Set banned to false after ban expires
|
|
fn update_banned_when_expired(conn: &mut PgConnection) {
|
|
info!("Updating banned column if it expires ...");
|
|
|
|
match diesel::update(
|
|
person::table
|
|
.filter(person::banned.eq(true))
|
|
.filter(person::ban_expires.lt(now)),
|
|
)
|
|
.set(person::banned.eq(false))
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {}
|
|
Err(e) => {
|
|
error!("Failed to update person.banned when expires: {}", e)
|
|
}
|
|
}
|
|
match diesel::delete(community_person_ban::table.filter(community_person_ban::expires.lt(now)))
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {}
|
|
Err(e) => {
|
|
error!("Failed to remove community_ban expired rows: {}", e)
|
|
}
|
|
}
|
|
}
|
|
|
|
/// Updates the instance software and version
|
|
fn update_instance_software(conn: &mut PgConnection, user_agent: &str) {
|
|
info!("Updating instances software and versions...");
|
|
|
|
let client = match Client::builder()
|
|
.user_agent(user_agent)
|
|
.timeout(REQWEST_TIMEOUT)
|
|
.build()
|
|
{
|
|
Ok(client) => client,
|
|
Err(e) => {
|
|
error!("Failed to build reqwest client: {}", e);
|
|
return;
|
|
}
|
|
};
|
|
|
|
let instances = match instance::table.get_results::<Instance>(conn) {
|
|
Ok(instances) => instances,
|
|
Err(e) => {
|
|
error!("Failed to get instances: {}", e);
|
|
return;
|
|
}
|
|
};
|
|
|
|
for instance in instances {
|
|
let node_info_url = format!("https://{}/nodeinfo/2.0.json", instance.domain);
|
|
|
|
// Skip it if it can't connect
|
|
let res = client
|
|
.get(&node_info_url)
|
|
.send()
|
|
.ok()
|
|
.and_then(|t| t.json::<NodeInfo>().ok());
|
|
|
|
if let Some(node_info) = res {
|
|
let software = node_info.software.as_ref();
|
|
let form = InstanceForm::builder()
|
|
.domain(instance.domain)
|
|
.software(software.and_then(|s| s.name.clone()))
|
|
.version(software.and_then(|s| s.version.clone()))
|
|
.updated(Some(naive_now()))
|
|
.build();
|
|
|
|
match diesel::update(instance::table.find(instance.id))
|
|
.set(form)
|
|
.execute(conn)
|
|
{
|
|
Ok(_) => {
|
|
info!("Done.");
|
|
}
|
|
Err(e) => {
|
|
error!("Failed to update site instance software: {}", e);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use lemmy_routes::nodeinfo::NodeInfo;
|
|
use reqwest::Client;
|
|
|
|
#[tokio::test]
|
|
#[ignore]
|
|
async fn test_nodeinfo() {
|
|
let client = Client::builder().build().unwrap();
|
|
let lemmy_ml_nodeinfo = client
|
|
.get("https://lemmy.ml/nodeinfo/2.0.json")
|
|
.send()
|
|
.await
|
|
.unwrap()
|
|
.json::<NodeInfo>()
|
|
.await
|
|
.unwrap();
|
|
|
|
assert_eq!(lemmy_ml_nodeinfo.software.unwrap().name.unwrap(), "lemmy");
|
|
}
|
|
}
|