conduit/src/database.rs
2021-08-28 11:39:33 +02:00

951 lines
36 KiB
Rust

pub mod abstraction;
pub mod account_data;
pub mod admin;
pub mod appservice;
pub mod globals;
pub mod key_backups;
pub mod media;
pub mod proxy;
pub mod pusher;
pub mod rooms;
pub mod sending;
pub mod transaction_ids;
pub mod uiaa;
pub mod users;
use crate::{utils, Error, Result};
use abstraction::DatabaseEngine;
use directories::ProjectDirs;
use lru_cache::LruCache;
use rocket::{
futures::{channel::mpsc, stream::FuturesUnordered, StreamExt},
outcome::{try_outcome, IntoOutcome},
request::{FromRequest, Request},
Shutdown, State,
};
use ruma::{DeviceId, EventId, RoomId, ServerName, UserId};
use serde::{de::IgnoredAny, Deserialize};
use std::{
collections::{BTreeMap, HashMap, HashSet},
convert::{TryFrom, TryInto},
fs::{self, remove_dir_all},
io::Write,
mem::size_of,
ops::Deref,
path::Path,
sync::{Arc, Mutex, RwLock},
};
use tokio::sync::{OwnedRwLockReadGuard, RwLock as TokioRwLock, Semaphore};
use tracing::{debug, error, warn};
use self::proxy::ProxyConfig;
#[derive(Clone, Debug, Deserialize)]
pub struct Config {
server_name: Box<ServerName>,
database_path: String,
#[serde(default = "default_db_cache_capacity_mb")]
db_cache_capacity_mb: f64,
#[serde(default = "default_sqlite_wal_clean_second_interval")]
sqlite_wal_clean_second_interval: u32,
#[serde(default = "default_max_request_size")]
max_request_size: u32,
#[serde(default = "default_max_concurrent_requests")]
max_concurrent_requests: u16,
#[serde(default = "true_fn")]
allow_registration: bool,
#[serde(default = "true_fn")]
allow_encryption: bool,
#[serde(default = "false_fn")]
allow_federation: bool,
#[serde(default = "false_fn")]
pub allow_jaeger: bool,
#[serde(default = "false_fn")]
pub tracing_flame: bool,
#[serde(default)]
proxy: ProxyConfig,
jwt_secret: Option<String>,
#[serde(default = "Vec::new")]
trusted_servers: Vec<Box<ServerName>>,
#[serde(default = "default_log")]
pub log: String,
#[serde(flatten)]
catchall: BTreeMap<String, IgnoredAny>,
}
const DEPRECATED_KEYS: &[&str] = &["cache_capacity"];
impl Config {
pub fn warn_deprecated(&self) {
let mut was_deprecated = false;
for key in self
.catchall
.keys()
.filter(|key| DEPRECATED_KEYS.iter().any(|s| s == key))
{
warn!("Config parameter {} is deprecated", key);
was_deprecated = true;
}
if was_deprecated {
warn!("Read conduit documentation and check your configuration if any new configuration parameters should be adjusted");
}
}
}
fn false_fn() -> bool {
false
}
fn true_fn() -> bool {
true
}
fn default_db_cache_capacity_mb() -> f64 {
200.0
}
fn default_sqlite_wal_clean_second_interval() -> u32 {
1 * 60 // every minute
}
fn default_max_request_size() -> u32 {
20 * 1024 * 1024 // Default to 20 MB
}
fn default_max_concurrent_requests() -> u16 {
100
}
fn default_log() -> String {
"info,state_res=warn,rocket=off,_=off,sled=off".to_owned()
}
#[cfg(feature = "sled")]
pub type Engine = abstraction::sled::Engine;
#[cfg(feature = "sqlite")]
pub type Engine = abstraction::sqlite::Engine;
#[cfg(feature = "heed")]
pub type Engine = abstraction::heed::Engine;
pub struct Database {
_db: Arc<Engine>,
pub globals: globals::Globals,
pub users: users::Users,
pub uiaa: uiaa::Uiaa,
pub rooms: rooms::Rooms,
pub account_data: account_data::AccountData,
pub media: media::Media,
pub key_backups: key_backups::KeyBackups,
pub transaction_ids: transaction_ids::TransactionIds,
pub sending: sending::Sending,
pub admin: admin::Admin,
pub appservice: appservice::Appservice,
pub pusher: pusher::PushData,
}
impl Database {
/// Tries to remove the old database but ignores all errors.
pub fn try_remove(server_name: &str) -> Result<()> {
let mut path = ProjectDirs::from("xyz", "koesters", "conduit")
.ok_or_else(|| Error::bad_config("The OS didn't return a valid home directory path."))?
.data_dir()
.to_path_buf();
path.push(server_name);
let _ = remove_dir_all(path);
Ok(())
}
fn check_sled_or_sqlite_db(config: &Config) -> Result<()> {
#[cfg(feature = "backend_sqlite")]
{
let path = Path::new(&config.database_path);
let sled_exists = path.join("db").exists();
let sqlite_exists = path.join("conduit.db").exists();
if sled_exists {
if sqlite_exists {
// most likely an in-place directory, only warn
warn!("Both sled and sqlite databases are detected in database directory");
warn!("Currently running from the sqlite database, but consider removing sled database files to free up space")
} else {
error!(
"Sled database detected, conduit now uses sqlite for database operations"
);
error!("This database must be converted to sqlite, go to https://github.com/ShadowJonathan/conduit_toolbox#conduit_sled_to_sqlite");
return Err(Error::bad_config(
"sled database detected, migrate to sqlite",
));
}
}
}
Ok(())
}
/// Load an existing database or create a new one.
pub async fn load_or_create(config: &Config) -> Result<Arc<TokioRwLock<Self>>> {
Self::check_sled_or_sqlite_db(&config)?;
let builder = Engine::open(&config)?;
if config.max_request_size < 1024 {
eprintln!("ERROR: Max request size is less than 1KB. Please increase it.");
}
let (admin_sender, admin_receiver) = mpsc::unbounded();
let (sending_sender, sending_receiver) = mpsc::unbounded();
let db = Arc::new(TokioRwLock::from(Self {
_db: builder.clone(),
users: users::Users {
userid_password: builder.open_tree("userid_password")?,
userid_displayname: builder.open_tree("userid_displayname")?,
userid_avatarurl: builder.open_tree("userid_avatarurl")?,
userid_blurhash: builder.open_tree("userid_blurhash")?,
userdeviceid_token: builder.open_tree("userdeviceid_token")?,
userdeviceid_metadata: builder.open_tree("userdeviceid_metadata")?,
userid_devicelistversion: builder.open_tree("userid_devicelistversion")?,
token_userdeviceid: builder.open_tree("token_userdeviceid")?,
onetimekeyid_onetimekeys: builder.open_tree("onetimekeyid_onetimekeys")?,
userid_lastonetimekeyupdate: builder.open_tree("userid_lastonetimekeyupdate")?,
keychangeid_userid: builder.open_tree("keychangeid_userid")?,
keyid_key: builder.open_tree("keyid_key")?,
userid_masterkeyid: builder.open_tree("userid_masterkeyid")?,
userid_selfsigningkeyid: builder.open_tree("userid_selfsigningkeyid")?,
userid_usersigningkeyid: builder.open_tree("userid_usersigningkeyid")?,
todeviceid_events: builder.open_tree("todeviceid_events")?,
},
uiaa: uiaa::Uiaa {
userdevicesessionid_uiaainfo: builder.open_tree("userdevicesessionid_uiaainfo")?,
userdevicesessionid_uiaarequest: builder
.open_tree("userdevicesessionid_uiaarequest")?,
},
rooms: rooms::Rooms {
edus: rooms::RoomEdus {
readreceiptid_readreceipt: builder.open_tree("readreceiptid_readreceipt")?,
roomuserid_privateread: builder.open_tree("roomuserid_privateread")?, // "Private" read receipt
roomuserid_lastprivatereadupdate: builder
.open_tree("roomuserid_lastprivatereadupdate")?,
typingid_userid: builder.open_tree("typingid_userid")?,
roomid_lasttypingupdate: builder.open_tree("roomid_lasttypingupdate")?,
presenceid_presence: builder.open_tree("presenceid_presence")?,
userid_lastpresenceupdate: builder.open_tree("userid_lastpresenceupdate")?,
},
pduid_pdu: builder.open_tree("pduid_pdu")?,
eventid_pduid: builder.open_tree("eventid_pduid")?,
roomid_pduleaves: builder.open_tree("roomid_pduleaves")?,
alias_roomid: builder.open_tree("alias_roomid")?,
aliasid_alias: builder.open_tree("aliasid_alias")?,
publicroomids: builder.open_tree("publicroomids")?,
tokenids: builder.open_tree("tokenids")?,
roomserverids: builder.open_tree("roomserverids")?,
serverroomids: builder.open_tree("serverroomids")?,
userroomid_joined: builder.open_tree("userroomid_joined")?,
roomuserid_joined: builder.open_tree("roomuserid_joined")?,
roomid_joinedcount: builder.open_tree("roomid_joinedcount")?,
roomid_invitedcount: builder.open_tree("roomid_invitedcount")?,
roomuseroncejoinedids: builder.open_tree("roomuseroncejoinedids")?,
userroomid_invitestate: builder.open_tree("userroomid_invitestate")?,
roomuserid_invitecount: builder.open_tree("roomuserid_invitecount")?,
userroomid_leftstate: builder.open_tree("userroomid_leftstate")?,
roomuserid_leftcount: builder.open_tree("roomuserid_leftcount")?,
userroomid_notificationcount: builder.open_tree("userroomid_notificationcount")?,
userroomid_highlightcount: builder.open_tree("userroomid_highlightcount")?,
statekey_shortstatekey: builder.open_tree("statekey_shortstatekey")?,
shortstatekey_statekey: builder.open_tree("shortstatekey_statekey")?,
shorteventid_authchain: builder.open_tree("shorteventid_authchain")?,
roomid_shortroomid: builder.open_tree("roomid_shortroomid")?,
shortstatehash_statediff: builder.open_tree("shortstatehash_statediff")?,
eventid_shorteventid: builder.open_tree("eventid_shorteventid")?,
shorteventid_eventid: builder.open_tree("shorteventid_eventid")?,
shorteventid_shortstatehash: builder.open_tree("shorteventid_shortstatehash")?,
roomid_shortstatehash: builder.open_tree("roomid_shortstatehash")?,
roomsynctoken_shortstatehash: builder.open_tree("roomsynctoken_shortstatehash")?,
statehash_shortstatehash: builder.open_tree("statehash_shortstatehash")?,
eventid_outlierpdu: builder.open_tree("eventid_outlierpdu")?,
softfailedeventids: builder.open_tree("softfailedeventids")?,
referencedevents: builder.open_tree("referencedevents")?,
pdu_cache: Mutex::new(LruCache::new(100_000)),
auth_chain_cache: Mutex::new(LruCache::new(1_000_000)),
shorteventid_cache: Mutex::new(LruCache::new(1_000_000)),
eventidshort_cache: Mutex::new(LruCache::new(1_000_000)),
shortstatekey_cache: Mutex::new(LruCache::new(1_000_000)),
statekeyshort_cache: Mutex::new(LruCache::new(1_000_000)),
stateinfo_cache: Mutex::new(LruCache::new(1000)),
our_real_users_cache: RwLock::new(HashMap::new()),
},
account_data: account_data::AccountData {
roomuserdataid_accountdata: builder.open_tree("roomuserdataid_accountdata")?,
roomusertype_roomuserdataid: builder.open_tree("roomusertype_roomuserdataid")?,
},
media: media::Media {
mediaid_file: builder.open_tree("mediaid_file")?,
},
key_backups: key_backups::KeyBackups {
backupid_algorithm: builder.open_tree("backupid_algorithm")?,
backupid_etag: builder.open_tree("backupid_etag")?,
backupkeyid_backup: builder.open_tree("backupkeyid_backup")?,
},
transaction_ids: transaction_ids::TransactionIds {
userdevicetxnid_response: builder.open_tree("userdevicetxnid_response")?,
},
sending: sending::Sending {
servername_educount: builder.open_tree("servername_educount")?,
servernameevent_data: builder.open_tree("servernameevent_data")?,
servercurrentevent_data: builder.open_tree("servercurrentevent_data")?,
maximum_requests: Arc::new(Semaphore::new(config.max_concurrent_requests as usize)),
sender: sending_sender,
},
admin: admin::Admin {
sender: admin_sender,
},
appservice: appservice::Appservice {
cached_registrations: Arc::new(RwLock::new(HashMap::new())),
id_appserviceregistrations: builder.open_tree("id_appserviceregistrations")?,
},
pusher: pusher::PushData {
senderkey_pusher: builder.open_tree("senderkey_pusher")?,
},
globals: globals::Globals::load(
builder.open_tree("global")?,
builder.open_tree("server_signingkeys")?,
config.clone(),
)?,
}));
{
let db = db.read().await;
// MIGRATIONS
// TODO: database versions of new dbs should probably not be 0
if db.globals.database_version()? < 1 {
for (roomserverid, _) in db.rooms.roomserverids.iter() {
let mut parts = roomserverid.split(|&b| b == 0xff);
let room_id = parts.next().expect("split always returns one element");
let servername = match parts.next() {
Some(s) => s,
None => {
error!("Migration: Invalid roomserverid in db.");
continue;
}
};
let mut serverroomid = servername.to_vec();
serverroomid.push(0xff);
serverroomid.extend_from_slice(room_id);
db.rooms.serverroomids.insert(&serverroomid, &[])?;
}
db.globals.bump_database_version(1)?;
println!("Migration: 0 -> 1 finished");
}
if db.globals.database_version()? < 2 {
// We accidentally inserted hashed versions of "" into the db instead of just ""
for (userid, password) in db.users.userid_password.iter() {
let password = utils::string_from_bytes(&password);
let empty_hashed_password = password.map_or(false, |password| {
argon2::verify_encoded(&password, b"").unwrap_or(false)
});
if empty_hashed_password {
db.users.userid_password.insert(&userid, b"")?;
}
}
db.globals.bump_database_version(2)?;
println!("Migration: 1 -> 2 finished");
}
if db.globals.database_version()? < 3 {
// Move media to filesystem
for (key, content) in db.media.mediaid_file.iter() {
if content.is_empty() {
continue;
}
let path = db.globals.get_media_file(&key);
let mut file = fs::File::create(path)?;
file.write_all(&content)?;
db.media.mediaid_file.insert(&key, &[])?;
}
db.globals.bump_database_version(3)?;
println!("Migration: 2 -> 3 finished");
}
if db.globals.database_version()? < 4 {
// Add federated users to db as deactivated
for our_user in db.users.iter() {
let our_user = our_user?;
if db.users.is_deactivated(&our_user)? {
continue;
}
for room in db.rooms.rooms_joined(&our_user) {
for user in db.rooms.room_members(&room?) {
let user = user?;
if user.server_name() != db.globals.server_name() {
println!("Migration: Creating user {}", user);
db.users.create(&user, None)?;
}
}
}
}
db.globals.bump_database_version(4)?;
println!("Migration: 3 -> 4 finished");
}
if db.globals.database_version()? < 5 {
// Upgrade user data store
for (roomuserdataid, _) in db.account_data.roomuserdataid_accountdata.iter() {
let mut parts = roomuserdataid.split(|&b| b == 0xff);
let room_id = parts.next().unwrap();
let user_id = parts.next().unwrap();
let event_type = roomuserdataid.rsplit(|&b| b == 0xff).next().unwrap();
let mut key = room_id.to_vec();
key.push(0xff);
key.extend_from_slice(user_id);
key.push(0xff);
key.extend_from_slice(event_type);
db.account_data
.roomusertype_roomuserdataid
.insert(&key, &roomuserdataid)?;
}
db.globals.bump_database_version(5)?;
println!("Migration: 4 -> 5 finished");
}
if db.globals.database_version()? < 6 {
// Set room member count
for (roomid, _) in db.rooms.roomid_shortstatehash.iter() {
let room_id =
RoomId::try_from(utils::string_from_bytes(&roomid).unwrap()).unwrap();
db.rooms.update_joined_count(&room_id, &db)?;
}
db.globals.bump_database_version(6)?;
println!("Migration: 5 -> 6 finished");
}
if db.globals.database_version()? < 7 {
// Upgrade state store
let mut last_roomstates: HashMap<RoomId, u64> = HashMap::new();
let mut current_sstatehash: Option<u64> = None;
let mut current_room = None;
let mut current_state = HashSet::new();
let mut counter = 0;
let mut handle_state =
|current_sstatehash: u64,
current_room: &RoomId,
current_state: HashSet<_>,
last_roomstates: &mut HashMap<_, _>| {
counter += 1;
println!("counter: {}", counter);
let last_roomsstatehash = last_roomstates.get(current_room);
let states_parents = last_roomsstatehash.map_or_else(
|| Ok(Vec::new()),
|&last_roomsstatehash| {
db.rooms.load_shortstatehash_info(dbg!(last_roomsstatehash))
},
)?;
let (statediffnew, statediffremoved) =
if let Some(parent_stateinfo) = states_parents.last() {
let statediffnew = current_state
.difference(&parent_stateinfo.1)
.cloned()
.collect::<HashSet<_>>();
let statediffremoved = parent_stateinfo
.1
.difference(&current_state)
.cloned()
.collect::<HashSet<_>>();
(statediffnew, statediffremoved)
} else {
(current_state, HashSet::new())
};
db.rooms.save_state_from_diff(
dbg!(current_sstatehash),
statediffnew,
statediffremoved,
2, // every state change is 2 event changes on average
states_parents,
)?;
/*
let mut tmp = db.rooms.load_shortstatehash_info(&current_sstatehash, &db)?;
let state = tmp.pop().unwrap();
println!(
"{}\t{}{:?}: {:?} + {:?} - {:?}",
current_room,
" ".repeat(tmp.len()),
utils::u64_from_bytes(&current_sstatehash).unwrap(),
tmp.last().map(|b| utils::u64_from_bytes(&b.0).unwrap()),
state
.2
.iter()
.map(|b| utils::u64_from_bytes(&b[size_of::<u64>()..]).unwrap())
.collect::<Vec<_>>(),
state
.3
.iter()
.map(|b| utils::u64_from_bytes(&b[size_of::<u64>()..]).unwrap())
.collect::<Vec<_>>()
);
*/
Ok::<_, Error>(())
};
for (k, seventid) in db._db.open_tree("stateid_shorteventid")?.iter() {
let sstatehash = utils::u64_from_bytes(&k[0..size_of::<u64>()])
.expect("number of bytes is correct");
let sstatekey = k[size_of::<u64>()..].to_vec();
if Some(sstatehash) != current_sstatehash {
if let Some(current_sstatehash) = current_sstatehash {
handle_state(
current_sstatehash,
current_room.as_ref().unwrap(),
current_state,
&mut last_roomstates,
)?;
last_roomstates
.insert(current_room.clone().unwrap(), current_sstatehash);
}
current_state = HashSet::new();
current_sstatehash = Some(sstatehash);
let event_id = db
.rooms
.shorteventid_eventid
.get(&seventid)
.unwrap()
.unwrap();
let event_id =
EventId::try_from(utils::string_from_bytes(&event_id).unwrap())
.unwrap();
let pdu = db.rooms.get_pdu(&event_id).unwrap().unwrap();
if Some(&pdu.room_id) != current_room.as_ref() {
current_room = Some(pdu.room_id.clone());
}
}
let mut val = sstatekey;
val.extend_from_slice(&seventid);
current_state.insert(val.try_into().expect("size is correct"));
}
if let Some(current_sstatehash) = current_sstatehash {
handle_state(
current_sstatehash,
current_room.as_ref().unwrap(),
current_state,
&mut last_roomstates,
)?;
}
db.globals.bump_database_version(7)?;
println!("Migration: 6 -> 7 finished");
}
if db.globals.database_version()? < 8 {
// Generate short room ids for all rooms
for (room_id, _) in db.rooms.roomid_shortstatehash.iter() {
let shortroomid = db.globals.next_count()?.to_be_bytes();
db.rooms.roomid_shortroomid.insert(&room_id, &shortroomid)?;
println!("Migration: 8");
}
// Update pduids db layout
let mut batch = db.rooms.pduid_pdu.iter().filter_map(|(key, v)| {
if !key.starts_with(b"!") {
return None;
}
let mut parts = key.splitn(2, |&b| b == 0xff);
let room_id = parts.next().unwrap();
let count = parts.next().unwrap();
let short_room_id = db
.rooms
.roomid_shortroomid
.get(&room_id)
.unwrap()
.expect("shortroomid should exist");
let mut new_key = short_room_id;
new_key.extend_from_slice(count);
Some((new_key, v))
});
db.rooms.pduid_pdu.insert_batch(&mut batch)?;
let mut batch2 = db.rooms.eventid_pduid.iter().filter_map(|(k, value)| {
if !value.starts_with(b"!") {
return None;
}
let mut parts = value.splitn(2, |&b| b == 0xff);
let room_id = parts.next().unwrap();
let count = parts.next().unwrap();
let short_room_id = db
.rooms
.roomid_shortroomid
.get(&room_id)
.unwrap()
.expect("shortroomid should exist");
let mut new_value = short_room_id;
new_value.extend_from_slice(count);
Some((k, new_value))
});
db.rooms.eventid_pduid.insert_batch(&mut batch2)?;
db.globals.bump_database_version(8)?;
println!("Migration: 7 -> 8 finished");
}
if db.globals.database_version()? < 9 {
// Update tokenids db layout
let batch = db
.rooms
.tokenids
.iter()
.filter_map(|(key, _)| {
if !key.starts_with(b"!") {
return None;
}
let mut parts = key.splitn(4, |&b| b == 0xff);
let room_id = parts.next().unwrap();
let word = parts.next().unwrap();
let _pdu_id_room = parts.next().unwrap();
let pdu_id_count = parts.next().unwrap();
let short_room_id = db
.rooms
.roomid_shortroomid
.get(&room_id)
.unwrap()
.expect("shortroomid should exist");
let mut new_key = short_room_id;
new_key.extend_from_slice(word);
new_key.push(0xff);
new_key.extend_from_slice(pdu_id_count);
println!("old {:?}", key);
println!("new {:?}", new_key);
Some((new_key, Vec::new()))
})
.collect::<Vec<_>>();
let mut iter = batch.into_iter().peekable();
while iter.peek().is_some() {
db.rooms
.tokenids
.insert_batch(&mut iter.by_ref().take(1000))?;
println!("smaller batch done");
}
println!("Deleting starts");
let batch2 = db
.rooms
.tokenids
.iter()
.filter_map(|(key, _)| {
if key.starts_with(b"!") {
println!("del {:?}", key);
Some(key)
} else {
None
}
})
.collect::<Vec<_>>();
for key in batch2 {
println!("del");
db.rooms.tokenids.remove(&key)?;
}
db.globals.bump_database_version(9)?;
println!("Migration: 8 -> 9 finished");
}
if db.globals.database_version()? < 10 {
// Add other direction for shortstatekeys
for (statekey, shortstatekey) in db.rooms.statekey_shortstatekey.iter() {
db.rooms
.shortstatekey_statekey
.insert(&shortstatekey, &statekey)?;
}
// Force E2EE device list updates so we can send them over federation
for user_id in db.users.iter().filter_map(|r| r.ok()) {
db.users
.mark_device_key_update(&user_id, &db.rooms, &db.globals)?;
}
db.globals.bump_database_version(10)?;
println!("Migration: 9 -> 10 finished");
}
}
let guard = db.read().await;
// This data is probably outdated
guard.rooms.edus.presenceid_presence.clear()?;
guard.admin.start_handler(Arc::clone(&db), admin_receiver);
guard
.sending
.start_handler(Arc::clone(&db), sending_receiver);
drop(guard);
#[cfg(feature = "sqlite")]
{
Self::start_wal_clean_task(Arc::clone(&db), &config).await;
}
Ok(db)
}
#[cfg(feature = "conduit_bin")]
pub async fn start_on_shutdown_tasks(db: Arc<TokioRwLock<Self>>, shutdown: Shutdown) {
use tracing::info;
tokio::spawn(async move {
shutdown.await;
info!(target: "shutdown-sync", "Received shutdown notification, notifying sync helpers...");
db.read().await.globals.rotate.fire();
});
}
pub async fn watch(&self, user_id: &UserId, device_id: &DeviceId) {
let userid_bytes = user_id.as_bytes().to_vec();
let mut userid_prefix = userid_bytes.clone();
userid_prefix.push(0xff);
let mut userdeviceid_prefix = userid_prefix.clone();
userdeviceid_prefix.extend_from_slice(device_id.as_bytes());
userdeviceid_prefix.push(0xff);
let mut futures = FuturesUnordered::new();
// Return when *any* user changed his key
// TODO: only send for user they share a room with
futures.push(
self.users
.todeviceid_events
.watch_prefix(&userdeviceid_prefix),
);
futures.push(self.rooms.userroomid_joined.watch_prefix(&userid_prefix));
futures.push(
self.rooms
.userroomid_invitestate
.watch_prefix(&userid_prefix),
);
futures.push(self.rooms.userroomid_leftstate.watch_prefix(&userid_prefix));
futures.push(
self.rooms
.userroomid_notificationcount
.watch_prefix(&userid_prefix),
);
futures.push(
self.rooms
.userroomid_highlightcount
.watch_prefix(&userid_prefix),
);
// Events for rooms we are in
for room_id in self.rooms.rooms_joined(user_id).filter_map(|r| r.ok()) {
let roomid_bytes = room_id.as_bytes().to_vec();
let mut roomid_prefix = roomid_bytes.clone();
roomid_prefix.push(0xff);
// PDUs
futures.push(self.rooms.pduid_pdu.watch_prefix(&roomid_prefix));
// EDUs
futures.push(
self.rooms
.edus
.roomid_lasttypingupdate
.watch_prefix(&roomid_bytes),
);
futures.push(
self.rooms
.edus
.readreceiptid_readreceipt
.watch_prefix(&roomid_prefix),
);
// Key changes
futures.push(self.users.keychangeid_userid.watch_prefix(&roomid_prefix));
// Room account data
let mut roomuser_prefix = roomid_prefix.clone();
roomuser_prefix.extend_from_slice(&userid_prefix);
futures.push(
self.account_data
.roomusertype_roomuserdataid
.watch_prefix(&roomuser_prefix),
);
}
let mut globaluserdata_prefix = vec![0xff];
globaluserdata_prefix.extend_from_slice(&userid_prefix);
futures.push(
self.account_data
.roomusertype_roomuserdataid
.watch_prefix(&globaluserdata_prefix),
);
// More key changes (used when user is not joined to any rooms)
futures.push(self.users.keychangeid_userid.watch_prefix(&userid_prefix));
// One time keys
futures.push(
self.users
.userid_lastonetimekeyupdate
.watch_prefix(&userid_bytes),
);
futures.push(Box::pin(self.globals.rotate.watch()));
// Wait until one of them finds something
futures.next().await;
}
#[tracing::instrument(skip(self))]
pub fn flush(&self) -> Result<()> {
let start = std::time::Instant::now();
let res = self._db.flush();
debug!("flush: took {:?}", start.elapsed());
res
}
#[cfg(feature = "sqlite")]
#[tracing::instrument(skip(self))]
pub fn flush_wal(&self) -> Result<()> {
self._db.flush_wal()
}
#[cfg(feature = "sqlite")]
#[tracing::instrument(skip(db, config))]
pub async fn start_wal_clean_task(db: Arc<TokioRwLock<Self>>, config: &Config) {
use tokio::time::interval;
#[cfg(unix)]
use tokio::signal::unix::{signal, SignalKind};
use tracing::info;
use std::time::{Duration, Instant};
let timer_interval = Duration::from_secs(config.sqlite_wal_clean_second_interval as u64);
tokio::spawn(async move {
let mut i = interval(timer_interval);
#[cfg(unix)]
let mut s = signal(SignalKind::hangup()).unwrap();
loop {
#[cfg(unix)]
tokio::select! {
_ = i.tick() => {
info!("wal-trunc: Timer ticked");
}
_ = s.recv() => {
info!("wal-trunc: Received SIGHUP");
}
};
#[cfg(not(unix))]
{
i.tick().await;
info!("wal-trunc: Timer ticked")
}
let start = Instant::now();
if let Err(e) = db.read().await.flush_wal() {
error!("wal-trunc: Errored: {}", e);
} else {
info!("wal-trunc: Flushed in {:?}", start.elapsed());
}
}
});
}
}
pub struct DatabaseGuard(OwnedRwLockReadGuard<Database>);
impl Deref for DatabaseGuard {
type Target = OwnedRwLockReadGuard<Database>;
fn deref(&self) -> &Self::Target {
&self.0
}
}
#[rocket::async_trait]
impl<'r> FromRequest<'r> for DatabaseGuard {
type Error = ();
async fn from_request(req: &'r Request<'_>) -> rocket::request::Outcome<Self, ()> {
let db = try_outcome!(req.guard::<&State<Arc<TokioRwLock<Database>>>>().await);
Ok(DatabaseGuard(Arc::clone(&db).read_owned().await)).or_forward(())
}
}
impl From<OwnedRwLockReadGuard<Database>> for DatabaseGuard {
fn from(val: OwnedRwLockReadGuard<Database>) -> Self {
Self(val)
}
}