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feat: swappable database backend

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This commit is contained in:
Timo Kösters 2021-06-08 18:10:00 +02:00
parent 81715bd84d
commit d0ee823254
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GPG key ID: 24DA7517711A2BA4
47 changed files with 1434 additions and 981 deletions
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309
src/database/abstraction.rs Normal file
View file

@ -0,0 +1,309 @@
use std::{
collections::BTreeMap,
future::Future,
pin::Pin,
sync::{Arc, RwLock},
};
use log::warn;
use rocksdb::{
BoundColumnFamily, ColumnFamilyDescriptor, DBWithThreadMode, Direction, MultiThreaded, Options,
};
use super::Config;
use crate::{utils, Result};
pub struct SledEngine(sled::Db);
pub struct SledEngineTree(sled::Tree);
pub struct RocksDbEngine(rocksdb::DBWithThreadMode<MultiThreaded>);
pub struct RocksDbEngineTree<'a> {
db: Arc<RocksDbEngine>,
name: &'a str,
watchers: RwLock<BTreeMap<Vec<u8>, Vec<tokio::sync::oneshot::Sender<()>>>>,
}
pub trait DatabaseEngine: Sized {
fn open(config: &Config) -> Result<Arc<Self>>;
fn open_tree(self: &Arc<Self>, name: &'static str) -> Result<Arc<dyn Tree>>;
}
pub trait Tree: Send + Sync {
fn get(&self, key: &[u8]) -> Result<Option<Vec<u8>>>;
fn insert(&self, key: &[u8], value: &[u8]) -> Result<()>;
fn remove(&self, key: &[u8]) -> Result<()>;
fn iter<'a>(&'a self) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)> + Send + Sync + 'a>;
fn iter_from<'a>(
&'a self,
from: &[u8],
backwards: bool,
) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)> + 'a>;
fn increment(&self, key: &[u8]) -> Result<Vec<u8>>;
fn scan_prefix<'a>(
&'a self,
prefix: Vec<u8>,
) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)> + 'a>;
fn watch_prefix<'a>(&'a self, prefix: &[u8]) -> Pin<Box<dyn Future<Output = ()> + Send + 'a>>;
fn clear(&self) -> Result<()> {
for (key, _) in self.iter() {
self.remove(&key)?;
}
Ok(())
}
}
impl DatabaseEngine for SledEngine {
fn open(config: &Config) -> Result<Arc<Self>> {
Ok(Arc::new(SledEngine(
sled::Config::default()
.path(&config.database_path)
.cache_capacity(config.cache_capacity as u64)
.use_compression(true)
.open()?,
)))
}
fn open_tree(self: &Arc<Self>, name: &'static str) -> Result<Arc<dyn Tree>> {
Ok(Arc::new(SledEngineTree(self.0.open_tree(name)?)))
}
}
impl Tree for SledEngineTree {
fn get(&self, key: &[u8]) -> Result<Option<Vec<u8>>> {
Ok(self.0.get(key)?.map(|v| v.to_vec()))
}
fn insert(&self, key: &[u8], value: &[u8]) -> Result<()> {
self.0.insert(key, value)?;
Ok(())
}
fn remove(&self, key: &[u8]) -> Result<()> {
self.0.remove(key)?;
Ok(())
}
fn iter<'a>(&'a self) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)> + Send + Sync + 'a> {
Box::new(
self.0
.iter()
.filter_map(|r| {
if let Err(e) = &r {
warn!("Error: {}", e);
}
r.ok()
})
.map(|(k, v)| (k.to_vec().into(), v.to_vec().into())),
)
}
fn iter_from(
&self,
from: &[u8],
backwards: bool,
) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)>> {
let iter = if backwards {
self.0.range(..from)
} else {
self.0.range(from..)
};
let iter = iter
.filter_map(|r| {
if let Err(e) = &r {
warn!("Error: {}", e);
}
r.ok()
})
.map(|(k, v)| (k.to_vec().into(), v.to_vec().into()));
if backwards {
Box::new(iter.rev())
} else {
Box::new(iter)
}
}
fn increment(&self, key: &[u8]) -> Result<Vec<u8>> {
Ok(self
.0
.update_and_fetch(key, utils::increment)
.map(|o| o.expect("increment always sets a value").to_vec())?)
}
fn scan_prefix<'a>(
&'a self,
prefix: Vec<u8>,
) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)> + 'a> {
let iter = self
.0
.scan_prefix(prefix)
.filter_map(|r| {
if let Err(e) = &r {
warn!("Error: {}", e);
}
r.ok()
})
.map(|(k, v)| (k.to_vec().into(), v.to_vec().into()));
Box::new(iter)
}
fn watch_prefix<'a>(&'a self, prefix: &[u8]) -> Pin<Box<dyn Future<Output = ()> + Send + 'a>> {
let prefix = prefix.to_vec();
Box::pin(async move {
self.0.watch_prefix(prefix).await;
})
}
}
impl DatabaseEngine for RocksDbEngine {
fn open(config: &Config) -> Result<Arc<Self>> {
let mut db_opts = Options::default();
db_opts.create_if_missing(true);
let cfs = DBWithThreadMode::<MultiThreaded>::list_cf(&db_opts, &config.database_path)
.unwrap_or_default();
let mut options = Options::default();
options.set_merge_operator_associative("increment", utils::increment_rocksdb);
let db = DBWithThreadMode::<MultiThreaded>::open_cf_descriptors(
&db_opts,
&config.database_path,
cfs.iter()
.map(|name| ColumnFamilyDescriptor::new(name, options.clone())),
)?;
Ok(Arc::new(RocksDbEngine(db)))
}
fn open_tree(self: &Arc<Self>, name: &'static str) -> Result<Arc<dyn Tree>> {
let mut options = Options::default();
options.set_merge_operator_associative("increment", utils::increment_rocksdb);
// Create if it doesn't exist
let _ = self.0.create_cf(name, &options);
Ok(Arc::new(RocksDbEngineTree {
name,
db: Arc::clone(self),
watchers: RwLock::new(BTreeMap::new()),
}))
}
}
impl RocksDbEngineTree<'_> {
fn cf(&self) -> BoundColumnFamily<'_> {
self.db.0.cf_handle(self.name).unwrap()
}
}
impl Tree for RocksDbEngineTree<'_> {
fn get(&self, key: &[u8]) -> Result<Option<Vec<u8>>> {
Ok(self.db.0.get_cf(self.cf(), key)?)
}
fn insert(&self, key: &[u8], value: &[u8]) -> Result<()> {
let watchers = self.watchers.read().unwrap();
let mut triggered = Vec::new();
for length in 0..=key.len() {
if watchers.contains_key(&key[..length]) {
triggered.push(&key[..length]);
}
}
drop(watchers);
if !triggered.is_empty() {
let mut watchers = self.watchers.write().unwrap();
for prefix in triggered {
if let Some(txs) = watchers.remove(prefix) {
for tx in txs {
let _ = tx.send(());
}
}
}
}
Ok(self.db.0.put_cf(self.cf(), key, value)?)
}
fn remove(&self, key: &[u8]) -> Result<()> {
Ok(self.db.0.delete_cf(self.cf(), key)?)
}
fn iter<'a>(&'a self) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)> + Send + Sync + 'a> {
Box::new(
self.db
.0
.iterator_cf(self.cf(), rocksdb::IteratorMode::Start),
)
}
fn iter_from<'a>(
&'a self,
from: &[u8],
backwards: bool,
) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)> + 'a> {
Box::new(self.db.0.iterator_cf(
self.cf(),
rocksdb::IteratorMode::From(
from,
if backwards {
Direction::Reverse
} else {
Direction::Forward
},
),
))
}
fn increment(&self, key: &[u8]) -> Result<Vec<u8>> {
// TODO: atomic?
let old = self.get(key)?;
let new = utils::increment(old.as_deref()).unwrap();
self.insert(key, &new)?;
Ok(new)
}
fn scan_prefix<'a>(
&'a self,
prefix: Vec<u8>,
) -> Box<dyn Iterator<Item = (Box<[u8]>, Box<[u8]>)> + 'a> {
Box::new(
self.db
.0
.iterator_cf(
self.cf(),
rocksdb::IteratorMode::From(&prefix, Direction::Forward),
)
.take_while(move |(k, _)| k.starts_with(&prefix)),
)
}
fn watch_prefix<'a>(&'a self, prefix: &[u8]) -> Pin<Box<dyn Future<Output = ()> + Send + 'a>> {
let (tx, rx) = tokio::sync::oneshot::channel();
self.watchers
.write()
.unwrap()
.entry(prefix.to_vec())
.or_default()
.push(tx);
Box::pin(async move {
// Tx is never destroyed
rx.await.unwrap();
})
}
}

57
src/database/account_data.rs
View file

@ -6,12 +6,12 @@ use ruma::{
RoomId, UserId,
};
use serde::{de::DeserializeOwned, Serialize};
use sled::IVec;
use std::{collections::HashMap, convert::TryFrom};
use std::{collections::HashMap, convert::TryFrom, sync::Arc};
use super::abstraction::Tree;
#[derive(Clone)]
pub struct AccountData {
pub(super) roomuserdataid_accountdata: sled::Tree, // RoomUserDataId = Room + User + Count + Type
pub(super) roomuserdataid_accountdata: Arc<dyn Tree>, // RoomUserDataId = Room + User + Count + Type
}
impl AccountData {
@ -34,9 +34,8 @@ impl AccountData {
prefix.push(0xff);
// Remove old entry
if let Some(previous) = self.find_event(room_id, user_id, &event_type) {
let (old_key, _) = previous?;
self.roomuserdataid_accountdata.remove(old_key)?;
if let Some((old_key, _)) = self.find_event(room_id, user_id, &event_type)? {
self.roomuserdataid_accountdata.remove(&old_key)?;
}
let mut key = prefix;
@ -52,8 +51,10 @@ impl AccountData {
));
}
self.roomuserdataid_accountdata
.insert(key, &*json.to_string())?;
self.roomuserdataid_accountdata.insert(
&key,
&serde_json::to_vec(&json).expect("to_vec always works on json values"),
)?;
Ok(())
}
@ -65,9 +66,8 @@ impl AccountData {
user_id: &UserId,
kind: EventType,
) -> Result<Option<T>> {
self.find_event(room_id, user_id, &kind)
.map(|r| {
let (_, v) = r?;
self.find_event(room_id, user_id, &kind)?
.map(|(_, v)| {
serde_json::from_slice(&v).map_err(|_| Error::bad_database("could not deserialize"))
})
.transpose()
@ -98,8 +98,7 @@ impl AccountData {
for r in self
.roomuserdataid_accountdata
.range(&*first_possible..)
.filter_map(|r| r.ok())
.iter_from(&first_possible, false)
.take_while(move |(k, _)| k.starts_with(&prefix))
.map(|(k, v)| {
Ok::<_, Error>((
@ -128,7 +127,7 @@ impl AccountData {
room_id: Option<&RoomId>,
user_id: &UserId,
kind: &EventType,
) -> Option<Result<(IVec, IVec)>> {
) -> Result<Option<(Box<[u8]>, Box<[u8]>)>> {
let mut prefix = room_id
.map(|r| r.to_string())
.unwrap_or_default()
@ -137,23 +136,21 @@ impl AccountData {
prefix.push(0xff);
prefix.extend_from_slice(&user_id.as_bytes());
prefix.push(0xff);
let mut last_possible_key = prefix.clone();
last_possible_key.extend_from_slice(&u64::MAX.to_be_bytes());
let kind = kind.clone();
self.roomuserdataid_accountdata
.scan_prefix(prefix)
.rev()
.find(move |r| {
r.as_ref()
.map(|(k, _)| {
k.rsplit(|&b| b == 0xff)
.next()
.map(|current_event_type| {
current_event_type == kind.as_ref().as_bytes()
})
.unwrap_or(false)
})
Ok(self
.roomuserdataid_accountdata
.iter_from(&last_possible_key, true)
.take_while(move |(k, _)| k.starts_with(&prefix))
.find(move |(k, _)| {
k.rsplit(|&b| b == 0xff)
.next()
.map(|current_event_type| current_event_type == kind.as_ref().as_bytes())
.unwrap_or(false)
})
.map(|r| Ok(r?))
}))
}
}

30
src/database/admin.rs
View file

@ -1,6 +1,9 @@
use std::convert::{TryFrom, TryInto};
use std::{
convert::{TryFrom, TryInto},
sync::Arc,
};
use crate::pdu::PduBuilder;
use crate::{pdu::PduBuilder, Database};
use log::warn;
use rocket::futures::{channel::mpsc, stream::StreamExt};
use ruma::{
@ -22,7 +25,7 @@ pub struct Admin {
impl Admin {
pub fn start_handler(
&self,
db: super::Database,
db: Arc<Database>,
mut receiver: mpsc::UnboundedReceiver<AdminCommand>,
) {
tokio::spawn(async move {
@ -73,14 +76,17 @@ impl Admin {
db.appservice.register_appservice(yaml).unwrap(); // TODO handle error
}
AdminCommand::ListAppservices => {
let appservices = db.appservice.iter_ids().collect::<Vec<_>>();
let count = appservices.len();
let output = format!(
"Appservices ({}): {}",
count,
appservices.into_iter().filter_map(|r| r.ok()).collect::<Vec<_>>().join(", ")
);
send_message(message::MessageEventContent::text_plain(output));
if let Ok(appservices) = db.appservice.iter_ids().map(|ids| ids.collect::<Vec<_>>()) {
let count = appservices.len();
let output = format!(
"Appservices ({}): {}",
count,
appservices.into_iter().filter_map(|r| r.ok()).collect::<Vec<_>>().join(", ")
);
send_message(message::MessageEventContent::text_plain(output));
} else {
send_message(message::MessageEventContent::text_plain("Failed to get appservices."));
}
}
AdminCommand::SendMessage(message) => {
send_message(message);
@ -93,6 +99,6 @@ impl Admin {
}
pub fn send(&self, command: AdminCommand) {
self.sender.unbounded_send(command).unwrap()
self.sender.unbounded_send(command).unwrap();
}
}

31
src/database/appservice.rs
View file

@ -4,18 +4,21 @@ use std::{
sync::{Arc, RwLock},
};
#[derive(Clone)]
use super::abstraction::Tree;
pub struct Appservice {
pub(super) cached_registrations: Arc<RwLock<HashMap<String, serde_yaml::Value>>>,
pub(super) id_appserviceregistrations: sled::Tree,
pub(super) id_appserviceregistrations: Arc<dyn Tree>,
}
impl Appservice {
pub fn register_appservice(&self, yaml: serde_yaml::Value) -> Result<()> {
// TODO: Rumaify
let id = yaml.get("id").unwrap().as_str().unwrap();
self.id_appserviceregistrations
.insert(id, serde_yaml::to_string(&yaml).unwrap().as_bytes())?;
self.id_appserviceregistrations.insert(
id.as_bytes(),
serde_yaml::to_string(&yaml).unwrap().as_bytes(),
)?;
self.cached_registrations
.write()
.unwrap()
@ -33,7 +36,7 @@ impl Appservice {
|| {
Ok(self
.id_appserviceregistrations
.get(id)?
.get(id.as_bytes())?
.map(|bytes| {
Ok::<_, Error>(serde_yaml::from_slice(&bytes).map_err(|_| {
Error::bad_database(
@ -47,21 +50,25 @@ impl Appservice {
)
}
pub fn iter_ids(&self) -> impl Iterator<Item = Result<String>> {
self.id_appserviceregistrations.iter().keys().map(|id| {
Ok(utils::string_from_bytes(&id?).map_err(|_| {
pub fn iter_ids<'a>(
&'a self,
) -> Result<impl Iterator<Item = Result<String>> + Send + Sync + 'a> {
Ok(self.id_appserviceregistrations.iter().map(|(id, _)| {
Ok(utils::string_from_bytes(&id).map_err(|_| {
Error::bad_database("Invalid id bytes in id_appserviceregistrations.")
})?)
})
}))
}
pub fn iter_all(&self) -> impl Iterator<Item = Result<(String, serde_yaml::Value)>> + '_ {
self.iter_ids().filter_map(|id| id.ok()).map(move |id| {
pub fn iter_all(
&self,
) -> Result<impl Iterator<Item = Result<(String, serde_yaml::Value)>> + '_ + Send + Sync> {
Ok(self.iter_ids()?.filter_map(|id| id.ok()).map(move |id| {
Ok((
id.clone(),
self.get_registration(&id)?
.expect("iter_ids only returns appservices that exist"),
))
})
}))
}
}

81
src/database/globals.rs
View file

@ -13,22 +13,23 @@ use std::{
use tokio::sync::Semaphore;
use trust_dns_resolver::TokioAsyncResolver;
pub const COUNTER: &str = "c";
use super::abstraction::Tree;
pub const COUNTER: &[u8] = b"c";
type WellKnownMap = HashMap<Box<ServerName>, (String, String)>;
type TlsNameMap = HashMap<String, webpki::DNSName>;
type RateLimitState = (Instant, u32); // Time if last failed try, number of failed tries
#[derive(Clone)]
pub struct Globals {
pub actual_destination_cache: Arc<RwLock<WellKnownMap>>, // actual_destination, host
pub tls_name_override: Arc<RwLock<TlsNameMap>>,
pub(super) globals: sled::Tree,
pub(super) globals: Arc<dyn Tree>,
config: Config,
keypair: Arc<ruma::signatures::Ed25519KeyPair>,
reqwest_client: reqwest::Client,
dns_resolver: TokioAsyncResolver,
jwt_decoding_key: Option<jsonwebtoken::DecodingKey<'static>>,
pub(super) server_signingkeys: sled::Tree,
pub(super) server_signingkeys: Arc<dyn Tree>,
pub bad_event_ratelimiter: Arc<RwLock<BTreeMap<EventId, RateLimitState>>>,
pub bad_signature_ratelimiter: Arc<RwLock<BTreeMap<Vec<String>, RateLimitState>>>,
pub servername_ratelimiter: Arc<RwLock<BTreeMap<Box<ServerName>, Arc<Semaphore>>>>,
@ -69,15 +70,20 @@ impl ServerCertVerifier for MatrixServerVerifier {
impl Globals {
pub fn load(
globals: sled::Tree,
server_signingkeys: sled::Tree,
globals: Arc<dyn Tree>,
server_signingkeys: Arc<dyn Tree>,
config: Config,
) -> Result<Self> {
let bytes = &*globals
.update_and_fetch("keypair", utils::generate_keypair)?
.expect("utils::generate_keypair always returns Some");
let keypair_bytes = globals.get(b"keypair")?.map_or_else(
|| {
let keypair = utils::generate_keypair();
globals.insert(b"keypair", &keypair)?;
Ok::<_, Error>(keypair)
},
|s| Ok(s.to_vec()),
)?;
let mut parts = bytes.splitn(2, |&b| b == 0xff);
let mut parts = keypair_bytes.splitn(2, |&b| b == 0xff);
let keypair = utils::string_from_bytes(
// 1. version
@ -102,7 +108,7 @@ impl Globals {
Ok(k) => k,
Err(e) => {
error!("Keypair invalid. Deleting...");
globals.remove("keypair")?;
globals.remove(b"keypair")?;
return Err(e);
}
};
@ -159,13 +165,8 @@ impl Globals {
}
pub fn next_count(&self) -> Result<u64> {
Ok(utils::u64_from_bytes(
&self
.globals
.update_and_fetch(COUNTER, utils::increment)?
.expect("utils::increment will always put in a value"),
)
.map_err(|_| Error::bad_database("Count has invalid bytes."))?)
Ok(utils::u64_from_bytes(&self.globals.increment(COUNTER)?)
.map_err(|_| Error::bad_database("Count has invalid bytes."))?)
}
pub fn current_count(&self) -> Result<u64> {
@ -211,21 +212,30 @@ impl Globals {
/// Remove the outdated keys and insert the new ones.
///
/// This doesn't actually check that the keys provided are newer than the old set.
pub fn add_signing_key(&self, origin: &ServerName, new_keys: &ServerSigningKeys) -> Result<()> {
self.server_signingkeys
.update_and_fetch(origin.as_bytes(), |signingkeys| {
let mut keys = signingkeys
.and_then(|keys| serde_json::from_slice(keys).ok())
.unwrap_or_else(|| {
// Just insert "now", it doesn't matter
ServerSigningKeys::new(origin.to_owned(), MilliSecondsSinceUnixEpoch::now())
});
keys.verify_keys
.extend(new_keys.verify_keys.clone().into_iter());
keys.old_verify_keys
.extend(new_keys.old_verify_keys.clone().into_iter());
Some(serde_json::to_vec(&keys).expect("serversigningkeys can be serialized"))
})?;
pub fn add_signing_key(&self, origin: &ServerName, new_keys: ServerSigningKeys) -> Result<()> {
// Not atomic, but this is not critical
let signingkeys = self.server_signingkeys.get(origin.as_bytes())?;
let mut keys = signingkeys
.and_then(|keys| serde_json::from_slice(&keys).ok())
.unwrap_or_else(|| {
// Just insert "now", it doesn't matter
ServerSigningKeys::new(origin.to_owned(), MilliSecondsSinceUnixEpoch::now())
});
let ServerSigningKeys {
verify_keys,
old_verify_keys,
..
} = new_keys;
keys.verify_keys.extend(verify_keys.into_iter());
keys.old_verify_keys.extend(old_verify_keys.into_iter());
self.server_signingkeys.insert(
origin.as_bytes(),
&serde_json::to_vec(&keys).expect("serversigningkeys can be serialized"),
)?;
Ok(())
}
@ -254,14 +264,15 @@ impl Globals {
}
pub fn database_version(&self) -> Result<u64> {
self.globals.get("version")?.map_or(Ok(0), |version| {
self.globals.get(b"version")?.map_or(Ok(0), |version| {
utils::u64_from_bytes(&version)
.map_err(|_| Error::bad_database("Database version id is invalid."))
})
}
pub fn bump_database_version(&self, new_version: u64) -> Result<()> {
self.globals.insert("version", &new_version.to_be_bytes())?;
self.globals
.insert(b"version", &new_version.to_be_bytes())?;
Ok(())
}
}

141
src/database/key_backups.rs
View file

@ -6,13 +6,14 @@ use ruma::{
},
RoomId, UserId,
};
use std::{collections::BTreeMap, convert::TryFrom};
use std::{collections::BTreeMap, convert::TryFrom, sync::Arc};
use super::abstraction::Tree;
#[derive(Clone)]
pub struct KeyBackups {
pub(super) backupid_algorithm: sled::Tree, // BackupId = UserId + Version(Count)
pub(super) backupid_etag: sled::Tree, // BackupId = UserId + Version(Count)
pub(super) backupkeyid_backup: sled::Tree, // BackupKeyId = UserId + Version + RoomId + SessionId
pub(super) backupid_algorithm: Arc<dyn Tree>, // BackupId = UserId + Version(Count)
pub(super) backupid_etag: Arc<dyn Tree>, // BackupId = UserId + Version(Count)
pub(super) backupkeyid_backup: Arc<dyn Tree>, // BackupKeyId = UserId + Version + RoomId + SessionId
}
impl KeyBackups {
@ -30,8 +31,7 @@ impl KeyBackups {
self.backupid_algorithm.insert(
&key,
&*serde_json::to_string(backup_metadata)
.expect("BackupAlgorithm::to_string always works"),
&serde_json::to_vec(backup_metadata).expect("BackupAlgorithm::to_vec always works"),
)?;
self.backupid_etag
.insert(&key, &globals.next_count()?.to_be_bytes())?;
@ -48,13 +48,8 @@ impl KeyBackups {
key.push(0xff);
for outdated_key in self
.backupkeyid_backup
.scan_prefix(&key)
.keys()
.filter_map(|r| r.ok())
{
self.backupkeyid_backup.remove(outdated_key)?;
for (outdated_key, _) in self.backupkeyid_backup.scan_prefix(key) {
self.backupkeyid_backup.remove(&outdated_key)?;
}
Ok(())
@ -80,8 +75,9 @@ impl KeyBackups {
self.backupid_algorithm.insert(
&key,
&*serde_json::to_string(backup_metadata)
.expect("BackupAlgorithm::to_string always works"),
&serde_json::to_string(backup_metadata)
.expect("BackupAlgorithm::to_string always works")
.as_bytes(),
)?;
self.backupid_etag
.insert(&key, &globals.next_count()?.to_be_bytes())?;
@ -91,11 +87,14 @@ impl KeyBackups {
pub fn get_latest_backup(&self, user_id: &UserId) -> Result<Option<(String, BackupAlgorithm)>> {
let mut prefix = user_id.as_bytes().to_vec();
prefix.push(0xff);
let mut last_possible_key = prefix.clone();
last_possible_key.extend_from_slice(&u64::MAX.to_be_bytes());
self.backupid_algorithm
.scan_prefix(&prefix)
.last()
.map_or(Ok(None), |r| {
let (key, value) = r?;
.iter_from(&last_possible_key, true)
.take_while(move |(k, _)| k.starts_with(&prefix))
.next()
.map_or(Ok(None), |(key, value)| {
let version = utils::string_from_bytes(
key.rsplit(|&b| b == 0xff)
.next()
@ -117,10 +116,13 @@ impl KeyBackups {
key.push(0xff);
key.extend_from_slice(version.as_bytes());
self.backupid_algorithm.get(key)?.map_or(Ok(None), |bytes| {
Ok(serde_json::from_slice(&bytes)
.map_err(|_| Error::bad_database("Algorithm in backupid_algorithm is invalid."))?)
})
self.backupid_algorithm
.get(&key)?
.map_or(Ok(None), |bytes| {
Ok(serde_json::from_slice(&bytes).map_err(|_| {
Error::bad_database("Algorithm in backupid_algorithm is invalid.")
})?)
})
}
pub fn add_key(
@ -153,7 +155,7 @@ impl KeyBackups {
self.backupkeyid_backup.insert(
&key,
&*serde_json::to_string(&key_data).expect("KeyBackupData::to_string always works"),
&serde_json::to_vec(&key_data).expect("KeyBackupData::to_vec always works"),
)?;
Ok(())
@ -164,7 +166,7 @@ impl KeyBackups {
prefix.push(0xff);
prefix.extend_from_slice(version.as_bytes());
Ok(self.backupkeyid_backup.scan_prefix(&prefix).count())
Ok(self.backupkeyid_backup.scan_prefix(prefix).count())
}
pub fn get_etag(&self, user_id: &UserId, version: &str) -> Result<String> {
@ -194,33 +196,37 @@ impl KeyBackups {
let mut rooms = BTreeMap::<RoomId, RoomKeyBackup>::new();
for result in self.backupkeyid_backup.scan_prefix(&prefix).map(|r| {
let (key, value) = r?;
let mut parts = key.rsplit(|&b| b == 0xff);
for result in self
.backupkeyid_backup
.scan_prefix(prefix)
.map(|(key, value)| {
let mut parts = key.rsplit(|&b| b == 0xff);
let session_id = utils::string_from_bytes(
&parts
.next()
.ok_or_else(|| Error::bad_database("backupkeyid_backup key is invalid."))?,
)
.map_err(|_| Error::bad_database("backupkeyid_backup session_id is invalid."))?;
let session_id =
utils::string_from_bytes(&parts.next().ok_or_else(|| {
Error::bad_database("backupkeyid_backup key is invalid.")
})?)
.map_err(|_| {
Error::bad_database("backupkeyid_backup session_id is invalid.")
})?;
let room_id = RoomId::try_from(
utils::string_from_bytes(
&parts
.next()
.ok_or_else(|| Error::bad_database("backupkeyid_backup key is invalid."))?,
let room_id = RoomId::try_from(
utils::string_from_bytes(&parts.next().ok_or_else(|| {
Error::bad_database("backupkeyid_backup key is invalid.")
})?)
.map_err(|_| Error::bad_database("backupkeyid_backup room_id is invalid."))?,
)
.map_err(|_| Error::bad_database("backupkeyid_backup room_id is invalid."))?,
)
.map_err(|_| Error::bad_database("backupkeyid_backup room_id is invalid room id."))?;
.map_err(|_| {
Error::bad_database("backupkeyid_backup room_id is invalid room id.")
})?;
let key_data = serde_json::from_slice(&value).map_err(|_| {
Error::bad_database("KeyBackupData in backupkeyid_backup is invalid.")
})?;
let key_data = serde_json::from_slice(&value).map_err(|_| {
Error::bad_database("KeyBackupData in backupkeyid_backup is invalid.")
})?;
Ok::<_, Error>((room_id, session_id, key_data))
}) {
Ok::<_, Error>((room_id, session_id, key_data))
})
{
let (room_id, session_id, key_data) = result?;
rooms
.entry(room_id)
@ -239,7 +245,7 @@ impl KeyBackups {
user_id: &UserId,
version: &str,
room_id: &RoomId,
) -> BTreeMap<String, KeyBackupData> {
) -> Result<BTreeMap<String, KeyBackupData>> {
let mut prefix = user_id.as_bytes().to_vec();
prefix.push(0xff);
prefix.extend_from_slice(version.as_bytes());
@ -247,10 +253,10 @@ impl KeyBackups {
prefix.extend_from_slice(room_id.as_bytes());
prefix.push(0xff);
self.backupkeyid_backup
.scan_prefix(&prefix)
.map(|r| {
let (key, value) = r?;
Ok(self
.backupkeyid_backup
.scan_prefix(prefix)
.map(|(key, value)| {
let mut parts = key.rsplit(|&b| b == 0xff);
let session_id =
@ -268,7 +274,7 @@ impl KeyBackups {
Ok::<_, Error>((session_id, key_data))
})
.filter_map(|r| r.ok())
.collect()
.collect())
}
pub fn get_session(
@ -302,13 +308,8 @@ impl KeyBackups {
key.extend_from_slice(&version.as_bytes());
key.push(0xff);
for outdated_key in self
.backupkeyid_backup
.scan_prefix(&key)
.keys()
.filter_map(|r| r.ok())
{
self.backupkeyid_backup.remove(outdated_key)?;
for (outdated_key, _) in self.backupkeyid_backup.scan_prefix(key) {
self.backupkeyid_backup.remove(&outdated_key)?;
}
Ok(())
@ -327,13 +328,8 @@ impl KeyBackups {
key.extend_from_slice(&room_id.as_bytes());
key.push(0xff);
for outdated_key in self
.backupkeyid_backup
.scan_prefix(&key)
.keys()
.filter_map(|r| r.ok())
{
self.backupkeyid_backup.remove(outdated_key)?;
for (outdated_key, _) in self.backupkeyid_backup.scan_prefix(key) {
self.backupkeyid_backup.remove(&outdated_key)?;
}
Ok(())
@ -354,13 +350,8 @@ impl KeyBackups {
key.push(0xff);
key.extend_from_slice(&session_id.as_bytes());
for outdated_key in self
.backupkeyid_backup
.scan_prefix(&key)
.keys()
.filter_map(|r| r.ok())
{
self.backupkeyid_backup.remove(outdated_key)?;
for (outdated_key, _) in self.backupkeyid_backup.scan_prefix(key) {
self.backupkeyid_backup.remove(&outdated_key)?;
}
Ok(())

23
src/database/media.rs
View file

@ -1,7 +1,9 @@
use image::{imageops::FilterType, GenericImageView};
use crate::{utils, Error, Result};
use std::mem;
use std::{mem, sync::Arc};
use super::abstraction::Tree;
pub struct FileMeta {
pub content_disposition: Option<String>,
@ -9,9 +11,8 @@ pub struct FileMeta {
pub file: Vec<u8>,
}
#[derive(Clone)]
pub struct Media {
pub(super) mediaid_file: sled::Tree, // MediaId = MXC + WidthHeight + ContentDisposition + ContentType
pub(super) mediaid_file: Arc<dyn Tree>, // MediaId = MXC + WidthHeight + ContentDisposition + ContentType
}
impl Media {
@ -42,7 +43,7 @@ impl Media {
.unwrap_or_default(),
);
self.mediaid_file.insert(key, file)?;
self.mediaid_file.insert(&key, file)?;
Ok(())
}
@ -76,7 +77,7 @@ impl Media {
.unwrap_or_default(),
);
self.mediaid_file.insert(key, file)?;
self.mediaid_file.insert(&key, file)?;
Ok(())
}
@ -89,8 +90,7 @@ impl Media {
prefix.extend_from_slice(&0_u32.to_be_bytes()); // Height = 0 if it's not a thumbnail
prefix.push(0xff);
if let Some(r) = self.mediaid_file.scan_prefix(&prefix).next() {
let (key, file) = r?;
if let Some((key, file)) = self.mediaid_file.scan_prefix(prefix).next() {
let mut parts = key.rsplit(|&b| b == 0xff);
let content_type = parts
@ -169,9 +169,8 @@ impl Media {
original_prefix.extend_from_slice(&0_u32.to_be_bytes()); // Height = 0 if it's not a thumbnail
original_prefix.push(0xff);
if let Some(r) = self.mediaid_file.scan_prefix(&thumbnail_prefix).next() {
if let Some((key, file)) = self.mediaid_file.scan_prefix(thumbnail_prefix).next() {
// Using saved thumbnail
let (key, file) = r?;
let mut parts = key.rsplit(|&b| b == 0xff);
let content_type = parts
@ -202,10 +201,8 @@ impl Media {
content_type,
file: file.to_vec(),
}))
} else if let Some(r) = self.mediaid_file.scan_prefix(&original_prefix).next() {
} else if let Some((key, file)) = self.mediaid_file.scan_prefix(original_prefix).next() {
// Generate a thumbnail
let (key, file) = r?;
let mut parts = key.rsplit(|&b| b == 0xff);
let content_type = parts
@ -302,7 +299,7 @@ impl Media {
widthheight,
);
self.mediaid_file.insert(thumbnail_key, &*thumbnail_bytes)?;
self.mediaid_file.insert(&thumbnail_key, &thumbnail_bytes)?;
Ok(Some(FileMeta {
content_disposition,

34
src/database/pusher.rs
View file

@ -14,23 +14,17 @@ use ruma::{
push::{Action, PushConditionRoomCtx, PushFormat, Ruleset, Tweak},
uint, UInt, UserId,
};
use sled::IVec;
use std::{convert::TryFrom, fmt::Debug, mem};
use std::{convert::TryFrom, fmt::Debug, mem, sync::Arc};
use super::abstraction::Tree;
#[derive(Debug, Clone)]
pub struct PushData {
/// UserId + pushkey -> Pusher
pub(super) senderkey_pusher: sled::Tree,
pub(super) senderkey_pusher: Arc<dyn Tree>,
}
impl PushData {
pub fn new(db: &sled::Db) -> Result<Self> {
Ok(Self {
senderkey_pusher: db.open_tree("senderkey_pusher")?,
})
}
pub fn set_pusher(&self, sender: &UserId, pusher: set_pusher::Pusher) -> Result<()> {
let mut key = sender.as_bytes().to_vec();
key.push(0xff);
@ -40,14 +34,14 @@ impl PushData {
if pusher.kind.is_none() {
return self
.senderkey_pusher
.remove(key)
.remove(&key)
.map(|_| ())
.map_err(Into::into);
}
self.senderkey_pusher.insert(
key,
&*serde_json::to_string(&pusher).expect("Pusher is valid JSON string"),
&key,
&serde_json::to_vec(&pusher).expect("Pusher is valid JSON value"),
)?;
Ok(())
@ -69,23 +63,21 @@ impl PushData {
self.senderkey_pusher
.scan_prefix(prefix)
.values()
.map(|push| {
let push = push.map_err(|_| Error::bad_database("Invalid push bytes in db."))?;
.map(|(_, push)| {
Ok(serde_json::from_slice(&*push)
.map_err(|_| Error::bad_database("Invalid Pusher in db."))?)
})
.collect()
}
pub fn get_pusher_senderkeys(&self, sender: &UserId) -> impl Iterator<Item = Result<IVec>> {
pub fn get_pusher_senderkeys<'a>(
&'a self,
sender: &UserId,
) -> impl Iterator<Item = Box<[u8]>> + 'a {
let mut prefix = sender.as_bytes().to_vec();
prefix.push(0xff);
self.senderkey_pusher
.scan_prefix(prefix)
.keys()
.map(|r| Ok(r?))
self.senderkey_pusher.scan_prefix(prefix).map(|(k, _)| k)
}
}

555
src/database/rooms.rs
View file

File diff suppressed because it is too large Load diff

103
src/database/rooms/edus.rs
View file

@ -1,4 +1,4 @@
use crate::{utils, Error, Result};
use crate::{database::abstraction::Tree, utils, Error, Result};
use ruma::{
events::{
presence::{PresenceEvent, PresenceEventContent},
@ -13,17 +13,17 @@ use std::{
collections::{HashMap, HashSet},
convert::{TryFrom, TryInto},
mem,
sync::Arc,
};
#[derive(Clone)]
pub struct RoomEdus {
pub(in super::super) readreceiptid_readreceipt: sled::Tree, // ReadReceiptId = RoomId + Count + UserId
pub(in super::super) roomuserid_privateread: sled::Tree, // RoomUserId = Room + User, PrivateRead = Count
pub(in super::super) roomuserid_lastprivatereadupdate: sled::Tree, // LastPrivateReadUpdate = Count
pub(in super::super) typingid_userid: sled::Tree, // TypingId = RoomId + TimeoutTime + Count
pub(in super::super) roomid_lasttypingupdate: sled::Tree, // LastRoomTypingUpdate = Count
pub(in super::super) presenceid_presence: sled::Tree, // PresenceId = RoomId + Count + UserId
pub(in super::super) userid_lastpresenceupdate: sled::Tree, // LastPresenceUpdate = Count
pub(in super::super) readreceiptid_readreceipt: Arc<dyn Tree>, // ReadReceiptId = RoomId + Count + UserId
pub(in super::super) roomuserid_privateread: Arc<dyn Tree>, // RoomUserId = Room + User, PrivateRead = Count
pub(in super::super) roomuserid_lastprivatereadupdate: Arc<dyn Tree>, // LastPrivateReadUpdate = Count
pub(in super::super) typingid_userid: Arc<dyn Tree>, // TypingId = RoomId + TimeoutTime + Count
pub(in super::super) roomid_lasttypingupdate: Arc<dyn Tree>, // LastRoomTypingUpdate = Count
pub(in super::super) presenceid_presence: Arc<dyn Tree>, // PresenceId = RoomId + Count + UserId
pub(in super::super) userid_lastpresenceupdate: Arc<dyn Tree>, // LastPresenceUpdate = Count
}
impl RoomEdus {
@ -38,15 +38,15 @@ impl RoomEdus {
let mut prefix = room_id.as_bytes().to_vec();
prefix.push(0xff);
let mut last_possible_key = prefix.clone();
last_possible_key.extend_from_slice(&u64::MAX.to_be_bytes());
// Remove old entry
if let Some(old) = self
if let Some((old, _)) = self
.readreceiptid_readreceipt
.scan_prefix(&prefix)
.keys()
.rev()
.filter_map(|r| r.ok())
.take_while(|key| key.starts_with(&prefix))
.find(|key| {
.iter_from(&last_possible_key, true)
.take_while(|(key, _)| key.starts_with(&prefix))
.find(|(key, _)| {
key.rsplit(|&b| b == 0xff)
.next()
.expect("rsplit always returns an element")
@ -54,7 +54,7 @@ impl RoomEdus {
})
{
// This is the old room_latest
self.readreceiptid_readreceipt.remove(old)?;
self.readreceiptid_readreceipt.remove(&old)?;
}
let mut room_latest_id = prefix;
@ -63,8 +63,8 @@ impl RoomEdus {
room_latest_id.extend_from_slice(&user_id.as_bytes());
self.readreceiptid_readreceipt.insert(
room_latest_id,
&*serde_json::to_string(&event).expect("EduEvent::to_string always works"),
&room_latest_id,
&serde_json::to_vec(&event).expect("EduEvent::to_string always works"),
)?;
Ok(())
@ -72,13 +72,12 @@ impl RoomEdus {
/// Returns an iterator over the most recent read_receipts in a room that happened after the event with id `since`.
#[tracing::instrument(skip(self))]
pub fn readreceipts_since(
&self,
pub fn readreceipts_since<'a>(
&'a self,
room_id: &RoomId,
since: u64,
) -> Result<
impl Iterator<Item = Result<(UserId, u64, Raw<ruma::events::AnySyncEphemeralRoomEvent>)>>,
> {
) -> impl Iterator<Item = Result<(UserId, u64, Raw<ruma::events::AnySyncEphemeralRoomEvent>)>> + 'a
{
let mut prefix = room_id.as_bytes().to_vec();
prefix.push(0xff);
let prefix2 = prefix.clone();
@ -86,10 +85,8 @@ impl RoomEdus {
let mut first_possible_edu = prefix.clone();
first_possible_edu.extend_from_slice(&(since + 1).to_be_bytes()); // +1 so we don't send the event at since
Ok(self
.readreceiptid_readreceipt
.range(&*first_possible_edu..)
.filter_map(|r| r.ok())
self.readreceiptid_readreceipt
.iter_from(&first_possible_edu, false)
.take_while(move |(k, _)| k.starts_with(&prefix2))
.map(move |(k, v)| {
let count =
@ -115,7 +112,7 @@ impl RoomEdus {
serde_json::value::to_raw_value(&json).expect("json is valid raw value"),
),
))
}))
})
}
/// Sets a private read marker at `count`.
@ -146,11 +143,13 @@ impl RoomEdus {
key.push(0xff);
key.extend_from_slice(&user_id.as_bytes());
self.roomuserid_privateread.get(key)?.map_or(Ok(None), |v| {
Ok(Some(utils::u64_from_bytes(&v).map_err(|_| {
Error::bad_database("Invalid private read marker bytes")
})?))
})
self.roomuserid_privateread
.get(&key)?
.map_or(Ok(None), |v| {
Ok(Some(utils::u64_from_bytes(&v).map_err(|_| {
Error::bad_database("Invalid private read marker bytes")
})?))
})
}
/// Returns the count of the last typing update in this room.
@ -215,11 +214,10 @@ impl RoomEdus {
// Maybe there are multiple ones from calling roomtyping_add multiple times
for outdated_edu in self
.typingid_userid
.scan_prefix(&prefix)
.filter_map(|r| r.ok())
.filter(|(_, v)| v == user_id.as_bytes())
.scan_prefix(prefix)
.filter(|(_, v)| &**v == user_id.as_bytes())
{
self.typingid_userid.remove(outdated_edu.0)?;
self.typingid_userid.remove(&outdated_edu.0)?;
found_outdated = true;
}
@ -247,10 +245,8 @@ impl RoomEdus {
// Find all outdated edus before inserting a new one
for outdated_edu in self
.typingid_userid
.scan_prefix(&prefix)
.keys()
.map(|key| {
let key = key?;
.scan_prefix(prefix)
.map(|(key, _)| {
Ok::<_, Error>((
key.clone(),
utils::u64_from_bytes(
@ -265,7 +261,7 @@ impl RoomEdus {
.take_while(|&(_, timestamp)| timestamp < current_timestamp)
{
// This is an outdated edu (time > timestamp)
self.typingid_userid.remove(outdated_edu.0)?;
self.typingid_userid.remove(&outdated_edu.0)?;
found_outdated = true;
}
@ -309,10 +305,9 @@ impl RoomEdus {
for user_id in self
.typingid_userid
.scan_prefix(prefix)
.values()
.map(|user_id| {
.map(|(_, user_id)| {
Ok::<_, Error>(
UserId::try_from(utils::string_from_bytes(&user_id?).map_err(|_| {
UserId::try_from(utils::string_from_bytes(&user_id).map_err(|_| {
Error::bad_database("User ID in typingid_userid is invalid unicode.")
})?)
.map_err(|_| Error::bad_database("User ID in typingid_userid is invalid."))?,
@ -351,12 +346,12 @@ impl RoomEdus {
presence_id.extend_from_slice(&presence.sender.as_bytes());
self.presenceid_presence.insert(
presence_id,
&*serde_json::to_string(&presence).expect("PresenceEvent can be serialized"),
&presence_id,
&serde_json::to_vec(&presence).expect("PresenceEvent can be serialized"),
)?;
self.userid_lastpresenceupdate.insert(
&user_id.as_bytes(),
user_id.as_bytes(),
&utils::millis_since_unix_epoch().to_be_bytes(),
)?;
@ -403,7 +398,7 @@ impl RoomEdus {
presence_id.extend_from_slice(&user_id.as_bytes());
self.presenceid_presence
.get(presence_id)?
.get(&presence_id)?
.map(|value| {
let mut presence = serde_json::from_slice::<PresenceEvent>(&value)
.map_err(|_| Error::bad_database("Invalid presence event in db."))?;
@ -438,7 +433,6 @@ impl RoomEdus {
for (user_id_bytes, last_timestamp) in self
.userid_lastpresenceupdate
.iter()
.filter_map(|r| r.ok())
.filter_map(|(k, bytes)| {
Some((
k,
@ -468,8 +462,8 @@ impl RoomEdus {
presence_id.extend_from_slice(&user_id_bytes);
self.presenceid_presence.insert(
presence_id,
&*serde_json::to_string(&PresenceEvent {
&presence_id,
&serde_json::to_vec(&PresenceEvent {
content: PresenceEventContent {
avatar_url: None,
currently_active: None,
@ -515,8 +509,7 @@ impl RoomEdus {
for (key, value) in self
.presenceid_presence
.range(&*first_possible_edu..)
.filter_map(|r| r.ok())
.iter_from(&*first_possible_edu, false)
.take_while(|(key, _)| key.starts_with(&prefix))
{
let user_id = UserId::try_from(

122
src/database/sending.rs
View file

@ -12,7 +12,10 @@ use crate::{
use federation::transactions::send_transaction_message;
use log::{error, warn};
use ring::digest;
use rocket::futures::stream::{FuturesUnordered, StreamExt};
use rocket::futures::{
channel::mpsc,
stream::{FuturesUnordered, StreamExt},
};
use ruma::{
api::{
appservice,
@ -27,9 +30,10 @@ use ruma::{
receipt::ReceiptType,
MilliSecondsSinceUnixEpoch, ServerName, UInt, UserId,
};
use sled::IVec;
use tokio::{select, sync::Semaphore};
use super::abstraction::Tree;
#[derive(Clone, Debug, PartialEq, Eq, Hash)]
pub enum OutgoingKind {
Appservice(Box<ServerName>),
@ -70,13 +74,13 @@ pub enum SendingEventType {
Edu(Vec<u8>),
}
#[derive(Clone)]
pub struct Sending {
/// The state for a given state hash.
pub(super) servername_educount: sled::Tree, // EduCount: Count of last EDU sync
pub(super) servernamepduids: sled::Tree, // ServernamePduId = (+ / $)SenderKey / ServerName / UserId + PduId
pub(super) servercurrentevents: sled::Tree, // ServerCurrentEvents = (+ / $)ServerName / UserId + PduId / (*)EduEvent
pub(super) servername_educount: Arc<dyn Tree>, // EduCount: Count of last EDU sync
pub(super) servernamepduids: Arc<dyn Tree>, // ServernamePduId = (+ / $)SenderKey / ServerName / UserId + PduId
pub(super) servercurrentevents: Arc<dyn Tree>, // ServerCurrentEvents = (+ / $)ServerName / UserId + PduId / (*)EduEvent
pub(super) maximum_requests: Arc<Semaphore>,
pub sender: mpsc::UnboundedSender<Vec<u8>>,
}
enum TransactionStatus {
@ -86,28 +90,25 @@ enum TransactionStatus {
}
impl Sending {
pub fn start_handler(&self, db: &Database) {
let servernamepduids = self.servernamepduids.clone();
let servercurrentevents = self.servercurrentevents.clone();
pub fn start_handler(&self, db: Arc<Database>, mut receiver: mpsc::UnboundedReceiver<Vec<u8>>) {
let db = db.clone();
tokio::spawn(async move {
let mut futures = FuturesUnordered::new();
// Retry requests we could not finish yet
let mut subscriber = servernamepduids.watch_prefix(b"");
let mut current_transaction_status = HashMap::<Vec<u8>, TransactionStatus>::new();
// Retry requests we could not finish yet
let mut initial_transactions = HashMap::<OutgoingKind, Vec<SendingEventType>>::new();
for (key, outgoing_kind, event) in servercurrentevents
.iter()
.filter_map(|r| r.ok())
.filter_map(|(key, _)| {
Self::parse_servercurrentevent(&key)
.ok()
.map(|(k, e)| (key, k, e))
})
for (key, outgoing_kind, event) in
db.sending
.servercurrentevents
.iter()
.filter_map(|(key, _)| {
Self::parse_servercurrentevent(&key)
.ok()
.map(|(k, e)| (key, k, e))
})
{
let entry = initial_transactions
.entry(outgoing_kind.clone())
@ -118,7 +119,7 @@ impl Sending {
"Dropping some current events: {:?} {:?} {:?}",
key, outgoing_kind, event
);
servercurrentevents.remove(key).unwrap();
db.sending.servercurrentevents.remove(&key).unwrap();
continue;
}
@ -137,20 +138,16 @@ impl Sending {
match response {
Ok(outgoing_kind) => {
let prefix = outgoing_kind.get_prefix();
for key in servercurrentevents
.scan_prefix(&prefix)
.keys()
.filter_map(|r| r.ok())
for (key, _) in db.sending.servercurrentevents
.scan_prefix(prefix.clone())
{
servercurrentevents.remove(key).unwrap();
db.sending.servercurrentevents.remove(&key).unwrap();
}
// Find events that have been added since starting the last request
let new_events = servernamepduids
.scan_prefix(&prefix)
.keys()
.filter_map(|r| r.ok())
.map(|k| {
let new_events = db.sending.servernamepduids
.scan_prefix(prefix.clone())
.map(|(k, _)| {
SendingEventType::Pdu(k[prefix.len()..].to_vec())
})
.take(30)
@ -166,8 +163,8 @@ impl Sending {
SendingEventType::Pdu(b) |
SendingEventType::Edu(b) => {
current_key.extend_from_slice(&b);
servercurrentevents.insert(&current_key, &[]).unwrap();
servernamepduids.remove(&current_key).unwrap();
db.sending.servercurrentevents.insert(&current_key, &[]).unwrap();
db.sending.servernamepduids.remove(&current_key).unwrap();
}
}
}
@ -195,18 +192,15 @@ impl Sending {
}
};
},
Some(event) = &mut subscriber => {
// New sled version:
//for (_tree, key, value_opt) in &event {
// if value_opt.is_none() {
// continue;
// }
if let sled::Event::Insert { key, .. } = event {
if let Ok((outgoing_kind, event)) = Self::parse_servercurrentevent(&key) {
if let Some(events) = Self::select_events(&outgoing_kind, vec![(event, key)], &mut current_transaction_status, &servercurrentevents, &servernamepduids, &db) {
futures.push(Self::handle_events(outgoing_kind, events, &db));
}
Some(key) = receiver.next() => {
if let Ok((outgoing_kind, event)) = Self::parse_servercurrentevent(&key) {
if let Ok(Some(events)) = Self::select_events(
&outgoing_kind,
vec![(event, key)],
&mut current_transaction_status,
&db
) {
futures.push(Self::handle_events(outgoing_kind, events, &db));
}
}
}
@ -217,12 +211,10 @@ impl Sending {
fn select_events(
outgoing_kind: &OutgoingKind,
new_events: Vec<(SendingEventType, IVec)>, // Events we want to send: event and full key
new_events: Vec<(SendingEventType, Vec<u8>)>, // Events we want to send: event and full key
current_transaction_status: &mut HashMap<Vec<u8>, TransactionStatus>,
servercurrentevents: &sled::Tree,
servernamepduids: &sled::Tree,
db: &Database,
) -> Option<Vec<SendingEventType>> {
) -> Result<Option<Vec<SendingEventType>>> {
let mut retry = false;
let mut allow = true;
@ -252,29 +244,25 @@ impl Sending {
.or_insert(TransactionStatus::Running);
if !allow {
return None;
return Ok(None);
}
let mut events = Vec::new();
if retry {
// We retry the previous transaction
for key in servercurrentevents
.scan_prefix(&prefix)
.keys()
.filter_map(|r| r.ok())
{
for (key, _) in db.sending.servercurrentevents.scan_prefix(prefix) {
if let Ok((_, e)) = Self::parse_servercurrentevent(&key) {
events.push(e);
}
}
} else {
for (e, full_key) in new_events {
servercurrentevents.insert(&full_key, &[]).unwrap();
db.sending.servercurrentevents.insert(&full_key, &[])?;
// If it was a PDU we have to unqueue it
// TODO: don't try to unqueue EDUs
servernamepduids.remove(&full_key).unwrap();
db.sending.servernamepduids.remove(&full_key)?;
events.push(e);
}
@ -284,13 +272,12 @@ impl Sending {
events.extend_from_slice(&select_edus);
db.sending
.servername_educount
.insert(server_name.as_bytes(), &last_count.to_be_bytes())
.unwrap();
.insert(server_name.as_bytes(), &last_count.to_be_bytes())?;
}
}
}
Some(events)
Ok(Some(events))
}
pub fn select_edus(db: &Database, server: &ServerName) -> Result<(Vec<SendingEventType>, u64)> {
@ -307,7 +294,7 @@ impl Sending {
let mut max_edu_count = since;
'outer: for room_id in db.rooms.server_rooms(server) {
let room_id = room_id?;
for r in db.rooms.edus.readreceipts_since(&room_id, since)? {
for r in db.rooms.edus.readreceipts_since(&room_id, since) {
let (user_id, count, read_receipt) = r?;
if count > max_edu_count {
@ -372,12 +359,13 @@ impl Sending {
}
#[tracing::instrument(skip(self))]
pub fn send_push_pdu(&self, pdu_id: &[u8], senderkey: IVec) -> Result<()> {
pub fn send_push_pdu(&self, pdu_id: &[u8], senderkey: Box<[u8]>) -> Result<()> {
let mut key = b"$".to_vec();
key.extend_from_slice(&senderkey);
key.push(0xff);
key.extend_from_slice(pdu_id);
self.servernamepduids.insert(key, b"")?;
self.servernamepduids.insert(&key, b"")?;
self.sender.unbounded_send(key).unwrap();
Ok(())
}
@ -387,7 +375,8 @@ impl Sending {
let mut key = server.as_bytes().to_vec();
key.push(0xff);
key.extend_from_slice(pdu_id);
self.servernamepduids.insert(key, b"")?;
self.servernamepduids.insert(&key, b"")?;
self.sender.unbounded_send(key).unwrap();
Ok(())
}
@ -398,7 +387,8 @@ impl Sending {
key.extend_from_slice(appservice_id.as_bytes());
key.push(0xff);
key.extend_from_slice(pdu_id);
self.servernamepduids.insert(key, b"")?;
self.servernamepduids.insert(&key, b"")?;
self.sender.unbounded_send(key).unwrap();
Ok(())
}
@ -641,7 +631,7 @@ impl Sending {
}
}
fn parse_servercurrentevent(key: &IVec) -> Result<(OutgoingKind, SendingEventType)> {
fn parse_servercurrentevent(key: &[u8]) -> Result<(OutgoingKind, SendingEventType)> {
// Appservices start with a plus
Ok::<_, Error>(if key.starts_with(b"+") {
let mut parts = key[1..].splitn(2, |&b| b == 0xff);

14
src/database/transaction_ids.rs
View file

@ -1,10 +1,12 @@
use std::sync::Arc;
use crate::Result;
use ruma::{DeviceId, UserId};
use sled::IVec;
#[derive(Clone)]
use super::abstraction::Tree;
pub struct TransactionIds {
pub(super) userdevicetxnid_response: sled::Tree, // Response can be empty (/sendToDevice) or the event id (/send)
pub(super) userdevicetxnid_response: Arc<dyn Tree>, // Response can be empty (/sendToDevice) or the event id (/send)
}
impl TransactionIds {
@ -21,7 +23,7 @@ impl TransactionIds {
key.push(0xff);
key.extend_from_slice(txn_id.as_bytes());
self.userdevicetxnid_response.insert(key, data)?;
self.userdevicetxnid_response.insert(&key, data)?;
Ok(())
}
@ -31,7 +33,7 @@ impl TransactionIds {
user_id: &UserId,
device_id: Option<&DeviceId>,
txn_id: &str,
) -> Result<Option<IVec>> {
) -> Result<Option<Vec<u8>>> {
let mut key = user_id.as_bytes().to_vec();
key.push(0xff);
key.extend_from_slice(device_id.map(|d| d.as_bytes()).unwrap_or_default());
@ -39,6 +41,6 @@ impl TransactionIds {
key.extend_from_slice(txn_id.as_bytes());
// If there's no entry, this is a new transaction
Ok(self.userdevicetxnid_response.get(key)?)
Ok(self.userdevicetxnid_response.get(&key)?)
}
}

13
src/database/uiaa.rs
View file

@ -1,3 +1,5 @@
use std::sync::Arc;
use crate::{client_server::SESSION_ID_LENGTH, utils, Error, Result};
use ruma::{
api::client::{
@ -8,10 +10,11 @@ use ruma::{
DeviceId, UserId,
};
#[derive(Clone)]
use super::abstraction::Tree;
pub struct Uiaa {
pub(super) userdevicesessionid_uiaainfo: sled::Tree, // User-interactive authentication
pub(super) userdevicesessionid_uiaarequest: sled::Tree, // UiaaRequest = canonical json value
pub(super) userdevicesessionid_uiaainfo: Arc<dyn Tree>, // User-interactive authentication
pub(super) userdevicesessionid_uiaarequest: Arc<dyn Tree>, // UiaaRequest = canonical json value
}
impl Uiaa {
@ -185,7 +188,7 @@ impl Uiaa {
self.userdevicesessionid_uiaarequest.insert(
&userdevicesessionid,
&*serde_json::to_string(request).expect("json value to string always works"),
&serde_json::to_vec(request).expect("json value to vec always works"),
)?;
Ok(())
@ -233,7 +236,7 @@ impl Uiaa {
if let Some(uiaainfo) = uiaainfo {
self.userdevicesessionid_uiaainfo.insert(
&userdevicesessionid,
&*serde_json::to_string(&uiaainfo).expect("UiaaInfo::to_string always works"),
&serde_json::to_vec(&uiaainfo).expect("UiaaInfo::to_vec always works"),
)?;
} else {
self.userdevicesessionid_uiaainfo

230
src/database/users.rs
View file

@ -7,40 +7,41 @@ use ruma::{
serde::Raw,
DeviceId, DeviceKeyAlgorithm, DeviceKeyId, MilliSecondsSinceUnixEpoch, UInt, UserId,
};
use std::{collections::BTreeMap, convert::TryFrom, mem};
use std::{collections::BTreeMap, convert::TryFrom, mem, sync::Arc};
use super::abstraction::Tree;
#[derive(Clone)]
pub struct Users {
pub(super) userid_password: sled::Tree,
pub(super) userid_displayname: sled::Tree,
pub(super) userid_avatarurl: sled::Tree,
pub(super) userdeviceid_token: sled::Tree,
pub(super) userdeviceid_metadata: sled::Tree, // This is also used to check if a device exists
pub(super) userid_devicelistversion: sled::Tree, // DevicelistVersion = u64
pub(super) token_userdeviceid: sled::Tree,
pub(super) userid_password: Arc<dyn Tree>,
pub(super) userid_displayname: Arc<dyn Tree>,
pub(super) userid_avatarurl: Arc<dyn Tree>,
pub(super) userdeviceid_token: Arc<dyn Tree>,
pub(super) userdeviceid_metadata: Arc<dyn Tree>, // This is also used to check if a device exists
pub(super) userid_devicelistversion: Arc<dyn Tree>, // DevicelistVersion = u64
pub(super) token_userdeviceid: Arc<dyn Tree>,
pub(super) onetimekeyid_onetimekeys: sled::Tree, // OneTimeKeyId = UserId + DeviceKeyId
pub(super) userid_lastonetimekeyupdate: sled::Tree, // LastOneTimeKeyUpdate = Count
pub(super) keychangeid_userid: sled::Tree, // KeyChangeId = UserId/RoomId + Count
pub(super) keyid_key: sled::Tree, // KeyId = UserId + KeyId (depends on key type)
pub(super) userid_masterkeyid: sled::Tree,
pub(super) userid_selfsigningkeyid: sled::Tree,
pub(super) userid_usersigningkeyid: sled::Tree,
pub(super) onetimekeyid_onetimekeys: Arc<dyn Tree>, // OneTimeKeyId = UserId + DeviceKeyId
pub(super) userid_lastonetimekeyupdate: Arc<dyn Tree>, // LastOneTimeKeyUpdate = Count
pub(super) keychangeid_userid: Arc<dyn Tree>, // KeyChangeId = UserId/RoomId + Count
pub(super) keyid_key: Arc<dyn Tree>, // KeyId = UserId + KeyId (depends on key type)
pub(super) userid_masterkeyid: Arc<dyn Tree>,
pub(super) userid_selfsigningkeyid: Arc<dyn Tree>,
pub(super) userid_usersigningkeyid: Arc<dyn Tree>,
pub(super) todeviceid_events: sled::Tree, // ToDeviceId = UserId + DeviceId + Count
pub(super) todeviceid_events: Arc<dyn Tree>, // ToDeviceId = UserId + DeviceId + Count
}
impl Users {
/// Check if a user has an account on this homeserver.
pub fn exists(&self, user_id: &UserId) -> Result<bool> {
Ok(self.userid_password.contains_key(user_id.to_string())?)
Ok(self.userid_password.get(user_id.as_bytes())?.is_some())
}
/// Check if account is deactivated
pub fn is_deactivated(&self, user_id: &UserId) -> Result<bool> {
Ok(self
.userid_password
.get(user_id.to_string())?
.get(user_id.as_bytes())?
.ok_or(Error::BadRequest(
ErrorKind::InvalidParam,
"User does not exist.",
@ -55,14 +56,14 @@ impl Users {
}
/// Returns the number of users registered on this server.
pub fn count(&self) -> usize {
self.userid_password.iter().count()
pub fn count(&self) -> Result<usize> {
Ok(self.userid_password.iter().count())
}
/// Find out which user an access token belongs to.
pub fn find_from_token(&self, token: &str) -> Result<Option<(UserId, String)>> {
self.token_userdeviceid
.get(token)?
.get(token.as_bytes())?
.map_or(Ok(None), |bytes| {
let mut parts = bytes.split(|&b| b == 0xff);
let user_bytes = parts.next().ok_or_else(|| {
@ -87,10 +88,10 @@ impl Users {
}
/// Returns an iterator over all users on this homeserver.
pub fn iter(&self) -> impl Iterator<Item = Result<UserId>> {
self.userid_password.iter().keys().map(|bytes| {
pub fn iter<'a>(&'a self) -> impl Iterator<Item = Result<UserId>> + 'a {
self.userid_password.iter().map(|(bytes, _)| {
Ok(
UserId::try_from(utils::string_from_bytes(&bytes?).map_err(|_| {
UserId::try_from(utils::string_from_bytes(&bytes).map_err(|_| {
Error::bad_database("User ID in userid_password is invalid unicode.")
})?)
.map_err(|_| Error::bad_database("User ID in userid_password is invalid."))?,
@ -101,7 +102,7 @@ impl Users {
/// Returns the password hash for the given user.
pub fn password_hash(&self, user_id: &UserId) -> Result<Option<String>> {
self.userid_password
.get(user_id.to_string())?
.get(user_id.as_bytes())?
.map_or(Ok(None), |bytes| {
Ok(Some(utils::string_from_bytes(&bytes).map_err(|_| {
Error::bad_database("Password hash in db is not valid string.")
@ -113,7 +114,8 @@ impl Users {
pub fn set_password(&self, user_id: &UserId, password: Option<&str>) -> Result<()> {
if let Some(password) = password {
if let Ok(hash) = utils::calculate_hash(&password) {
self.userid_password.insert(user_id.to_string(), &*hash)?;
self.userid_password
.insert(user_id.as_bytes(), hash.as_bytes())?;
Ok(())
} else {
Err(Error::BadRequest(
@ -122,7 +124,7 @@ impl Users {
))
}
} else {
self.userid_password.insert(user_id.to_string(), "")?;
self.userid_password.insert(user_id.as_bytes(), b"")?;
Ok(())
}
}
@ -130,7 +132,7 @@ impl Users {
/// Returns the displayname of a user on this homeserver.
pub fn displayname(&self, user_id: &UserId) -> Result<Option<String>> {
self.userid_displayname
.get(user_id.to_string())?
.get(user_id.as_bytes())?
.map_or(Ok(None), |bytes| {
Ok(Some(utils::string_from_bytes(&bytes).map_err(|_| {
Error::bad_database("Displayname in db is invalid.")
@ -142,9 +144,9 @@ impl Users {
pub fn set_displayname(&self, user_id: &UserId, displayname: Option<String>) -> Result<()> {
if let Some(displayname) = displayname {
self.userid_displayname
.insert(user_id.to_string(), &*displayname)?;
.insert(user_id.as_bytes(), displayname.as_bytes())?;
} else {
self.userid_displayname.remove(user_id.to_string())?;
self.userid_displayname.remove(user_id.as_bytes())?;
}
Ok(())
@ -153,7 +155,7 @@ impl Users {
/// Get a the avatar_url of a user.
pub fn avatar_url(&self, user_id: &UserId) -> Result<Option<MxcUri>> {
self.userid_avatarurl
.get(user_id.to_string())?
.get(user_id.as_bytes())?
.map(|bytes| {
let s = utils::string_from_bytes(&bytes)
.map_err(|_| Error::bad_database("Avatar URL in db is invalid."))?;
@ -166,9 +168,9 @@ impl Users {
pub fn set_avatar_url(&self, user_id: &UserId, avatar_url: Option<MxcUri>) -> Result<()> {
if let Some(avatar_url) = avatar_url {
self.userid_avatarurl
.insert(user_id.to_string(), avatar_url.to_string().as_str())?;
.insert(user_id.as_bytes(), avatar_url.to_string().as_bytes())?;
} else {
self.userid_avatarurl.remove(user_id.to_string())?;
self.userid_avatarurl.remove(user_id.as_bytes())?;
}
Ok(())
@ -190,19 +192,17 @@ impl Users {
userdeviceid.extend_from_slice(device_id.as_bytes());
self.userid_devicelistversion
.update_and_fetch(&user_id.as_bytes(), utils::increment)?
.expect("utils::increment will always put in a value");
.increment(user_id.as_bytes())?;
self.userdeviceid_metadata.insert(
userdeviceid,
serde_json::to_string(&Device {
&userdeviceid,
&serde_json::to_vec(&Device {
device_id: device_id.into(),
display_name: initial_device_display_name,
last_seen_ip: None, // TODO
last_seen_ts: Some(MilliSecondsSinceUnixEpoch::now()),
})
.expect("Device::to_string never fails.")
.as_bytes(),
.expect("Device::to_string never fails."),
)?;
self.set_token(user_id, &device_id, token)?;
@ -217,7 +217,8 @@ impl Users {
userdeviceid.extend_from_slice(device_id.as_bytes());
// Remove tokens
if let Some(old_token) = self.userdeviceid_token.remove(&userdeviceid)? {
if let Some(old_token) = self.userdeviceid_token.get(&userdeviceid)? {
self.userdeviceid_token.remove(&userdeviceid)?;
self.token_userdeviceid.remove(&old_token)?;
}
@ -225,15 +226,14 @@ impl Users {
let mut prefix = userdeviceid.clone();
prefix.push(0xff);
for key in self.todeviceid_events.scan_prefix(&prefix).keys() {
self.todeviceid_events.remove(key?)?;
for (key, _) in self.todeviceid_events.scan_prefix(prefix) {
self.todeviceid_events.remove(&key)?;
}
// TODO: Remove onetimekeys
self.userid_devicelistversion
.update_and_fetch(&user_id.as_bytes(), utils::increment)?
.expect("utils::increment will always put in a value");
.increment(user_id.as_bytes())?;
self.userdeviceid_metadata.remove(&userdeviceid)?;
@ -241,16 +241,18 @@ impl Users {
}
/// Returns an iterator over all device ids of this user.
pub fn all_device_ids(&self, user_id: &UserId) -> impl Iterator<Item = Result<Box<DeviceId>>> {
pub fn all_device_ids<'a>(
&'a self,
user_id: &UserId,
) -> impl Iterator<Item = Result<Box<DeviceId>>> + 'a {
let mut prefix = user_id.as_bytes().to_vec();
prefix.push(0xff);
// All devices have metadata
self.userdeviceid_metadata
.scan_prefix(prefix)
.keys()
.map(|bytes| {
.map(|(bytes, _)| {
Ok(utils::string_from_bytes(
&*bytes?
&bytes
.rsplit(|&b| b == 0xff)
.next()
.ok_or_else(|| Error::bad_database("UserDevice ID in db is invalid."))?,
@ -271,13 +273,15 @@ impl Users {
// Remove old token
if let Some(old_token) = self.userdeviceid_token.get(&userdeviceid)? {
self.token_userdeviceid.remove(old_token)?;
self.token_userdeviceid.remove(&old_token)?;
// It will be removed from userdeviceid_token by the insert later
}
// Assign token to user device combination
self.userdeviceid_token.insert(&userdeviceid, &*token)?;
self.token_userdeviceid.insert(token, userdeviceid)?;
self.userdeviceid_token
.insert(&userdeviceid, token.as_bytes())?;
self.token_userdeviceid
.insert(token.as_bytes(), &userdeviceid)?;
Ok(())
}
@ -309,8 +313,7 @@ impl Users {
self.onetimekeyid_onetimekeys.insert(
&key,
&*serde_json::to_string(&one_time_key_value)
.expect("OneTimeKey::to_string always works"),
&serde_json::to_vec(&one_time_key_value).expect("OneTimeKey::to_vec always works"),
)?;
self.userid_lastonetimekeyupdate
@ -350,10 +353,9 @@ impl Users {
.insert(&user_id.as_bytes(), &globals.next_count()?.to_be_bytes())?;
self.onetimekeyid_onetimekeys
.scan_prefix(&prefix)
.scan_prefix(prefix)
.next()
.map(|r| {
let (key, value) = r?;
.map(|(key, value)| {
self.onetimekeyid_onetimekeys.remove(&key)?;
Ok((
@ -383,21 +385,20 @@ impl Users {
let mut counts = BTreeMap::new();
for algorithm in self
.onetimekeyid_onetimekeys
.scan_prefix(&userdeviceid)
.keys()
.map(|bytes| {
Ok::<_, Error>(
serde_json::from_slice::<DeviceKeyId>(
&*bytes?.rsplit(|&b| b == 0xff).next().ok_or_else(|| {
Error::bad_database("OneTimeKey ID in db is invalid.")
})?,
for algorithm in
self.onetimekeyid_onetimekeys
.scan_prefix(userdeviceid)
.map(|(bytes, _)| {
Ok::<_, Error>(
serde_json::from_slice::<DeviceKeyId>(
&*bytes.rsplit(|&b| b == 0xff).next().ok_or_else(|| {
Error::bad_database("OneTimeKey ID in db is invalid.")
})?,
)
.map_err(|_| Error::bad_database("DeviceKeyId in db is invalid."))?
.algorithm(),
)
.map_err(|_| Error::bad_database("DeviceKeyId in db is invalid."))?
.algorithm(),
)
})
})
{
*counts.entry(algorithm?).or_default() += UInt::from(1_u32);
}
@ -419,7 +420,7 @@ impl Users {
self.keyid_key.insert(
&userdeviceid,
&*serde_json::to_string(&device_keys).expect("DeviceKeys::to_string always works"),
&serde_json::to_vec(&device_keys).expect("DeviceKeys::to_vec always works"),
)?;
self.mark_device_key_update(user_id, rooms, globals)?;
@ -460,11 +461,11 @@ impl Users {
self.keyid_key.insert(
&master_key_key,
&*serde_json::to_string(&master_key).expect("CrossSigningKey::to_string always works"),
&serde_json::to_vec(&master_key).expect("CrossSigningKey::to_vec always works"),
)?;
self.userid_masterkeyid
.insert(&*user_id.to_string(), master_key_key)?;
.insert(user_id.as_bytes(), &master_key_key)?;
// Self-signing key
if let Some(self_signing_key) = self_signing_key {
@ -486,12 +487,12 @@ impl Users {
self.keyid_key.insert(
&self_signing_key_key,
&*serde_json::to_string(&self_signing_key)
.expect("CrossSigningKey::to_string always works"),
&serde_json::to_vec(&self_signing_key)
.expect("CrossSigningKey::to_vec always works"),
)?;
self.userid_selfsigningkeyid
.insert(&*user_id.to_string(), self_signing_key_key)?;
.insert(user_id.as_bytes(), &self_signing_key_key)?;
}
// User-signing key
@ -514,12 +515,12 @@ impl Users {
self.keyid_key.insert(
&user_signing_key_key,
&*serde_json::to_string(&user_signing_key)
.expect("CrossSigningKey::to_string always works"),
&serde_json::to_vec(&user_signing_key)
.expect("CrossSigningKey::to_vec always works"),
)?;
self.userid_usersigningkeyid
.insert(&*user_id.to_string(), user_signing_key_key)?;
.insert(user_id.as_bytes(), &user_signing_key_key)?;
}
self.mark_device_key_update(user_id, rooms, globals)?;
@ -561,8 +562,7 @@ impl Users {
self.keyid_key.insert(
&key,
&*serde_json::to_string(&cross_signing_key)
.expect("CrossSigningKey::to_string always works"),
&serde_json::to_vec(&cross_signing_key).expect("CrossSigningKey::to_vec always works"),
)?;
// TODO: Should we notify about this change?
@ -572,24 +572,20 @@ impl Users {
}
#[tracing::instrument(skip(self))]
pub fn keys_changed(
&self,
pub fn keys_changed<'a>(
&'a self,
user_or_room_id: &str,
from: u64,
to: Option<u64>,
) -> impl Iterator<Item = Result<UserId>> {
) -> impl Iterator<Item = Result<UserId>> + 'a {
let mut prefix = user_or_room_id.as_bytes().to_vec();
prefix.push(0xff);
let mut start = prefix.clone();
start.extend_from_slice(&(from + 1).to_be_bytes());
let mut end = prefix.clone();
end.extend_from_slice(&to.unwrap_or(u64::MAX).to_be_bytes());
self.keychangeid_userid
.range(start..end)
.filter_map(|r| r.ok())
.iter_from(&start, false)
.take_while(move |(k, _)| k.starts_with(&prefix))
.map(|(_, bytes)| {
Ok(
@ -625,13 +621,13 @@ impl Users {
key.push(0xff);
key.extend_from_slice(&count);
self.keychangeid_userid.insert(key, &*user_id.to_string())?;
self.keychangeid_userid.insert(&key, user_id.as_bytes())?;
}
let mut key = user_id.as_bytes().to_vec();
key.push(0xff);
key.extend_from_slice(&count);
self.keychangeid_userid.insert(key, &*user_id.to_string())?;
self.keychangeid_userid.insert(&key, user_id.as_bytes())?;
Ok(())
}
@ -645,7 +641,7 @@ impl Users {
key.push(0xff);
key.extend_from_slice(device_id.as_bytes());
self.keyid_key.get(key)?.map_or(Ok(None), |bytes| {
self.keyid_key.get(&key)?.map_or(Ok(None), |bytes| {
Ok(Some(serde_json::from_slice(&bytes).map_err(|_| {
Error::bad_database("DeviceKeys in db are invalid.")
})?))
@ -658,9 +654,9 @@ impl Users {
allowed_signatures: F,
) -> Result<Option<CrossSigningKey>> {
self.userid_masterkeyid
.get(user_id.to_string())?
.get(user_id.as_bytes())?
.map_or(Ok(None), |key| {
self.keyid_key.get(key)?.map_or(Ok(None), |bytes| {
self.keyid_key.get(&key)?.map_or(Ok(None), |bytes| {
let mut cross_signing_key = serde_json::from_slice::<CrossSigningKey>(&bytes)
.map_err(|_| {
Error::bad_database("CrossSigningKey in db is invalid.")
@ -685,9 +681,9 @@ impl Users {
allowed_signatures: F,
) -> Result<Option<CrossSigningKey>> {
self.userid_selfsigningkeyid
.get(user_id.to_string())?
.get(user_id.as_bytes())?
.map_or(Ok(None), |key| {
self.keyid_key.get(key)?.map_or(Ok(None), |bytes| {
self.keyid_key.get(&key)?.map_or(Ok(None), |bytes| {
let mut cross_signing_key = serde_json::from_slice::<CrossSigningKey>(&bytes)
.map_err(|_| {
Error::bad_database("CrossSigningKey in db is invalid.")
@ -708,9 +704,9 @@ impl Users {
pub fn get_user_signing_key(&self, user_id: &UserId) -> Result<Option<CrossSigningKey>> {
self.userid_usersigningkeyid
.get(user_id.to_string())?
.get(user_id.as_bytes())?
.map_or(Ok(None), |key| {
self.keyid_key.get(key)?.map_or(Ok(None), |bytes| {
self.keyid_key.get(&key)?.map_or(Ok(None), |bytes| {
Ok(Some(serde_json::from_slice(&bytes).map_err(|_| {
Error::bad_database("CrossSigningKey in db is invalid.")
})?))
@ -740,7 +736,7 @@ impl Users {
self.todeviceid_events.insert(
&key,
&*serde_json::to_string(&json).expect("Map::to_string always works"),
&serde_json::to_vec(&json).expect("Map::to_vec always works"),
)?;
Ok(())
@ -759,9 +755,9 @@ impl Users {
prefix.extend_from_slice(device_id.as_bytes());
prefix.push(0xff);
for value in self.todeviceid_events.scan_prefix(&prefix).values() {
for (_, value) in self.todeviceid_events.scan_prefix(prefix) {
events.push(
serde_json::from_slice(&*value?)
serde_json::from_slice(&value)
.map_err(|_| Error::bad_database("Event in todeviceid_events is invalid."))?,
);
}
@ -786,10 +782,9 @@ impl Users {
for (key, _) in self
.todeviceid_events
.range(&*prefix..=&*last)
.keys()
.map(|key| {
let key = key?;
.iter_from(&last, true)
.take_while(move |(k, _)| k.starts_with(&prefix))
.map(|(key, _)| {
Ok::<_, Error>((
key.clone(),
utils::u64_from_bytes(&key[key.len() - mem::size_of::<u64>()..key.len()])
@ -799,7 +794,7 @@ impl Users {
.filter_map(|r| r.ok())
.take_while(|&(_, count)| count <= until)
{
self.todeviceid_events.remove(key)?;
self.todeviceid_events.remove(&key)?;
}
Ok(())
@ -819,14 +814,11 @@ impl Users {
assert!(self.userdeviceid_metadata.get(&userdeviceid)?.is_some());
self.userid_devicelistversion
.update_and_fetch(&user_id.as_bytes(), utils::increment)?
.expect("utils::increment will always put in a value");
.increment(user_id.as_bytes())?;
self.userdeviceid_metadata.insert(
userdeviceid,
serde_json::to_string(device)
.expect("Device::to_string always works")
.as_bytes(),
&userdeviceid,
&serde_json::to_vec(device).expect("Device::to_string always works"),
)?;
Ok(())
@ -861,15 +853,17 @@ impl Users {
})
}
pub fn all_devices_metadata(&self, user_id: &UserId) -> impl Iterator<Item = Result<Device>> {
pub fn all_devices_metadata<'a>(
&'a self,
user_id: &UserId,
) -> impl Iterator<Item = Result<Device>> + 'a {
let mut key = user_id.as_bytes().to_vec();
key.push(0xff);
self.userdeviceid_metadata
.scan_prefix(key)
.values()
.map(|bytes| {
Ok(serde_json::from_slice::<Device>(&bytes?).map_err(|_| {
.map(|(_, bytes)| {
Ok(serde_json::from_slice::<Device>(&bytes).map_err(|_| {
Error::bad_database("Device in userdeviceid_metadata is invalid.")
})?)
})
@ -885,7 +879,7 @@ impl Users {
// Set the password to "" to indicate a deactivated account. Hashes will never result in an
// empty string, so the user will not be able to log in again. Systems like changing the
// password without logging in should check if the account is deactivated.
self.userid_password.insert(user_id.to_string(), "")?;
self.userid_password.insert(user_id.as_bytes(), &[])?;
// TODO: Unhook 3PID
Ok(())