280 lines
10 KiB
Rust
280 lines
10 KiB
Rust
pub mod account_data;
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pub mod admin;
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pub mod globals;
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pub mod key_backups;
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pub mod media;
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pub mod rooms;
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pub mod sending;
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pub mod transaction_ids;
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pub mod uiaa;
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pub mod users;
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use crate::{Error, Result};
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use directories::ProjectDirs;
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use futures::StreamExt;
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use log::info;
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use rocket::futures::{self, channel::mpsc};
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use ruma::{DeviceId, ServerName, UserId};
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use serde::Deserialize;
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use std::{convert::TryInto, fs::remove_dir_all};
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#[derive(Clone, Deserialize)]
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pub struct Config {
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#[serde(default = "default_server_name")]
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server_name: Box<ServerName>,
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database_path: Option<String>,
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#[serde(default = "default_cache_capacity")]
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cache_capacity: u64,
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#[serde(default = "default_max_request_size")]
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max_request_size: u32,
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#[serde(default)]
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registration_disabled: bool,
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#[serde(default)]
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encryption_disabled: bool,
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#[serde(default)]
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federation_enabled: bool,
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}
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fn default_server_name() -> Box<ServerName> {
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"localhost".try_into().expect("")
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}
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fn default_cache_capacity() -> u64 {
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1024 * 1024 * 1024
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}
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fn default_max_request_size() -> u32 {
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20 * 1024 * 1024 // Default to 20 MB
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}
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#[derive(Clone)]
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pub struct Database {
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pub globals: globals::Globals,
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pub users: users::Users,
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pub uiaa: uiaa::Uiaa,
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pub rooms: rooms::Rooms,
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pub account_data: account_data::AccountData,
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pub media: media::Media,
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pub key_backups: key_backups::KeyBackups,
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pub transaction_ids: transaction_ids::TransactionIds,
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pub sending: sending::Sending,
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pub admin: admin::Admin,
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pub _db: sled::Db,
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}
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impl Database {
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/// Tries to remove the old database but ignores all errors.
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pub fn try_remove(server_name: &str) -> Result<()> {
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let mut path = ProjectDirs::from("xyz", "koesters", "conduit")
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.ok_or_else(|| Error::bad_config("The OS didn't return a valid home directory path."))?
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.data_dir()
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.to_path_buf();
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path.push(server_name);
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let _ = remove_dir_all(path);
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Ok(())
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}
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/// Load an existing database or create a new one.
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pub fn load_or_create(config: Config) -> Result<Self> {
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let path = config
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.database_path
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.clone()
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.map(Ok::<_, Error>)
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.unwrap_or_else(|| {
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let path = ProjectDirs::from("xyz", "koesters", "conduit")
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.ok_or_else(|| {
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Error::bad_config("The OS didn't return a valid home directory path.")
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})?
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.data_dir()
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.join(config.server_name.as_str());
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Ok(path
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.to_str()
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.ok_or_else(|| Error::bad_config("Database path contains invalid unicode."))?
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.to_owned())
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})?;
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let db = sled::Config::default()
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.path(&path)
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.cache_capacity(config.cache_capacity)
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.print_profile_on_drop(true)
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.open()?;
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info!("Opened sled database at {}", path);
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let (admin_sender, admin_receiver) = mpsc::unbounded();
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let db = Self {
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globals: globals::Globals::load(db.open_tree("global")?, config)?,
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users: users::Users {
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userid_password: db.open_tree("userid_password")?,
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userid_displayname: db.open_tree("userid_displayname")?,
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userid_avatarurl: db.open_tree("userid_avatarurl")?,
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userdeviceid_token: db.open_tree("userdeviceid_token")?,
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userdeviceid_metadata: db.open_tree("userdeviceid_metadata")?,
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token_userdeviceid: db.open_tree("token_userdeviceid")?,
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onetimekeyid_onetimekeys: db.open_tree("onetimekeyid_onetimekeys")?,
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userid_lastonetimekeyupdate: db.open_tree("userid_lastonetimekeyupdate")?,
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keychangeid_userid: db.open_tree("devicekeychangeid_userid")?,
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keyid_key: db.open_tree("keyid_key")?,
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userid_masterkeyid: db.open_tree("userid_masterkeyid")?,
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userid_selfsigningkeyid: db.open_tree("userid_selfsigningkeyid")?,
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userid_usersigningkeyid: db.open_tree("userid_usersigningkeyid")?,
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todeviceid_events: db.open_tree("todeviceid_events")?,
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},
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uiaa: uiaa::Uiaa {
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userdeviceid_uiaainfo: db.open_tree("userdeviceid_uiaainfo")?,
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},
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rooms: rooms::Rooms {
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edus: rooms::RoomEdus {
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readreceiptid_readreceipt: db.open_tree("readreceiptid_readreceipt")?,
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roomuserid_privateread: db.open_tree("roomuserid_privateread")?, // "Private" read receipt
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roomuserid_lastprivatereadupdate: db
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.open_tree("roomid_lastprivatereadupdate")?,
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typingid_userid: db.open_tree("typingid_userid")?,
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roomid_lasttypingupdate: db.open_tree("roomid_lasttypingupdate")?,
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presenceid_presence: db.open_tree("presenceid_presence")?,
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userid_lastpresenceupdate: db.open_tree("userid_lastpresenceupdate")?,
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},
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pduid_pdu: db.open_tree("pduid_pdu")?,
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eventid_pduid: db.open_tree("eventid_pduid")?,
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roomid_pduleaves: db.open_tree("roomid_pduleaves")?,
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alias_roomid: db.open_tree("alias_roomid")?,
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aliasid_alias: db.open_tree("alias_roomid")?,
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publicroomids: db.open_tree("publicroomids")?,
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tokenids: db.open_tree("tokenids")?,
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roomserverids: db.open_tree("roomserverids")?,
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userroomid_joined: db.open_tree("userroomid_joined")?,
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roomuserid_joined: db.open_tree("roomuserid_joined")?,
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roomuseroncejoinedids: db.open_tree("roomuseroncejoinedids")?,
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userroomid_invited: db.open_tree("userroomid_invited")?,
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roomuserid_invited: db.open_tree("roomuserid_invited")?,
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userroomid_left: db.open_tree("userroomid_left")?,
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stateid_pduid: db.open_tree("stateid_pduid")?,
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pduid_statehash: db.open_tree("pduid_statehash")?,
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roomid_statehash: db.open_tree("roomid_statehash")?,
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},
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account_data: account_data::AccountData {
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roomuserdataid_accountdata: db.open_tree("roomuserdataid_accountdata")?,
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},
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media: media::Media {
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mediaid_file: db.open_tree("mediaid_file")?,
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},
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key_backups: key_backups::KeyBackups {
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backupid_algorithm: db.open_tree("backupid_algorithm")?,
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backupid_etag: db.open_tree("backupid_etag")?,
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backupkeyid_backup: db.open_tree("backupkeyid_backupmetadata")?,
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},
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transaction_ids: transaction_ids::TransactionIds {
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userdevicetxnid_response: db.open_tree("userdevicetxnid_response")?,
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},
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sending: sending::Sending {
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servernamepduids: db.open_tree("servernamepduids")?,
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servercurrentpdus: db.open_tree("servercurrentpdus")?,
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},
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admin: admin::Admin {
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sender: admin_sender,
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},
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_db: db,
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};
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db.admin.start_handler(db.clone(), admin_receiver);
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Ok(db)
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}
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pub async fn watch(&self, user_id: &UserId, device_id: &DeviceId) {
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let userid_bytes = user_id.to_string().as_bytes().to_vec();
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let mut userid_prefix = userid_bytes.clone();
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userid_prefix.push(0xff);
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let mut userdeviceid_prefix = userid_prefix.clone();
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userdeviceid_prefix.extend_from_slice(device_id.as_bytes());
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userdeviceid_prefix.push(0xff);
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let mut futures = futures::stream::FuturesUnordered::new();
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// Return when *any* user changed his key
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// TODO: only send for user they share a room with
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futures.push(
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self.users
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.todeviceid_events
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.watch_prefix(&userdeviceid_prefix),
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);
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futures.push(self.rooms.userroomid_joined.watch_prefix(&userid_prefix));
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futures.push(self.rooms.userroomid_invited.watch_prefix(&userid_prefix));
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futures.push(self.rooms.userroomid_left.watch_prefix(&userid_prefix));
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// Events for rooms we are in
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for room_id in self.rooms.rooms_joined(user_id).filter_map(|r| r.ok()) {
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let roomid_bytes = room_id.to_string().as_bytes().to_vec();
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let mut roomid_prefix = roomid_bytes.clone();
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roomid_prefix.push(0xff);
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// PDUs
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futures.push(self.rooms.pduid_pdu.watch_prefix(&roomid_prefix));
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// EDUs
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futures.push(
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self.rooms
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.edus
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.roomid_lasttypingupdate
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.watch_prefix(&roomid_bytes),
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);
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futures.push(
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self.rooms
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.edus
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.readreceiptid_readreceipt
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.watch_prefix(&roomid_prefix),
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);
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// Key changes
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futures.push(self.users.keychangeid_userid.watch_prefix(&roomid_prefix));
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// Room account data
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let mut roomuser_prefix = roomid_prefix.clone();
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roomuser_prefix.extend_from_slice(&userid_prefix);
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futures.push(
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self.account_data
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.roomuserdataid_accountdata
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.watch_prefix(&roomuser_prefix),
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);
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}
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let mut globaluserdata_prefix = vec![0xff];
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globaluserdata_prefix.extend_from_slice(&userid_prefix);
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futures.push(
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self.account_data
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.roomuserdataid_accountdata
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.watch_prefix(&globaluserdata_prefix),
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);
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// More key changes (used when user is not joined to any rooms)
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futures.push(self.users.keychangeid_userid.watch_prefix(&userid_prefix));
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// One time keys
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futures.push(
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self.users
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.userid_lastonetimekeyupdate
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.watch_prefix(&userid_bytes),
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);
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// Wait until one of them finds something
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futures.next().await;
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}
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pub async fn flush(&self) -> Result<()> {
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self._db.flush_async().await?;
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Ok(())
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}
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}
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