Implement refresh-tokens. (resolves #50)

Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk
2025-07-31 08:19:57 +00:00
parent 0d7eeb7766
commit 1664a2c225
13 changed files with 364 additions and 128 deletions

View File

@@ -1,6 +1,9 @@
use std::sync::Arc;
use std::{
sync::Arc,
time::{Duration, SystemTime},
};
use futures::{Stream, StreamExt};
use futures::{FutureExt, Stream, StreamExt, future::join};
use ruma::{
DeviceId, MilliSecondsSinceUnixEpoch, OwnedDeviceId, OwnedUserId, UserId,
api::client::device::Device, events::AnyToDeviceEvent, serde::Raw,
@@ -8,17 +11,26 @@ use ruma::{
use serde_json::json;
use tuwunel_core::{
Err, Result, at, implement,
utils::{self, ReadyExt, stream::TryIgnore},
utils::{
self, ReadyExt,
stream::TryIgnore,
time::{duration_since_epoch, timepoint_from_epoch, timepoint_from_now},
},
};
use tuwunel_database::{Deserialized, Ignore, Interfix, Json, Map};
/// generated user access token length
pub const TOKEN_LENGTH: usize = 32;
/// Adds a new device to a user.
#[implement(super::Service)]
#[tracing::instrument(level = "debug", skip(self))]
pub async fn create_device(
&self,
user_id: &UserId,
device_id: &DeviceId,
token: &str,
(access_token, expires_in): (&str, Option<Duration>),
refresh_token: Option<&str>,
initial_device_display_name: Option<String>,
client_ip: Option<String>,
) -> Result {
@@ -38,25 +50,16 @@ pub async fn create_device(
increment(&self.db.userid_devicelistversion, user_id.as_bytes());
self.db.userdeviceid_metadata.put(key, Json(val));
self.set_access_token(user_id, device_id, token)
self.set_access_token(user_id, device_id, access_token, expires_in, refresh_token)
.await
}
/// Removes a device from a user.
#[implement(super::Service)]
#[tracing::instrument(level = "debug", skip(self))]
pub async fn remove_device(&self, user_id: &UserId, device_id: &DeviceId) {
let userdeviceid = (user_id, device_id);
// Remove tokens
if let Ok(old_token) = self
.db
.userdeviceid_token
.qry(&userdeviceid)
.await
{
self.db.userdeviceid_token.del(userdeviceid);
self.db.token_userdeviceid.remove(&old_token);
}
// Remove access tokens
self.remove_tokens(user_id, device_id).await;
// Remove todevice events
let prefix = (user_id, device_id, Interfix);
@@ -71,6 +74,7 @@ pub async fn remove_device(&self, user_id: &UserId, device_id: &DeviceId) {
increment(&self.db.userid_devicelistversion, user_id.as_bytes());
let userdeviceid = (user_id, device_id);
self.db.userdeviceid_metadata.del(userdeviceid);
self.mark_device_key_update(user_id).await;
}
@@ -89,50 +93,97 @@ pub fn all_device_ids<'a>(
.map(|(_, device_id): (Ignore, &DeviceId)| device_id)
}
/// Replaces the access token of one device.
/// Find out which user an access or refresh token belongs to.
#[implement(super::Service)]
pub async fn set_access_token(
#[tracing::instrument(level = "trace", skip(self, token))]
pub async fn find_from_token(
&self,
user_id: &UserId,
device_id: &DeviceId,
token: &str,
) -> Result {
let key = (user_id, device_id);
if self
.db
.userdeviceid_metadata
.qry(&key)
.await
.is_err()
{
return Err!(Database(error!(
?user_id,
?device_id,
"User does not exist or device has no metadata."
)));
}
// Remove old token
if let Ok(old_token) = self.db.userdeviceid_token.qry(&key).await {
self.db.token_userdeviceid.remove(&old_token);
// It will be removed from userdeviceid_token by the insert later
}
// Assign token to user device combination
self.db.userdeviceid_token.put_raw(key, token);
self.db.token_userdeviceid.raw_put(token, key);
Ok(())
}
/// Find out which user an access token belongs to.
#[implement(super::Service)]
pub async fn find_from_access_token(&self, token: &str) -> Result<(OwnedUserId, OwnedDeviceId)> {
) -> Result<(OwnedUserId, OwnedDeviceId, Option<SystemTime>)> {
self.db
.token_userdeviceid
.get(token)
.await
.deserialized()
.and_then(|(user_id, device_id, expires_at): (_, _, Option<u64>)| {
let expires_at = expires_at
.map(Duration::from_secs)
.map(timepoint_from_epoch)
.transpose()?;
Ok((user_id, device_id, expires_at))
})
}
#[implement(super::Service)]
#[tracing::instrument(level = "debug", skip(self))]
pub async fn remove_tokens(&self, user_id: &UserId, device_id: &DeviceId) {
let remove_access = self
.remove_access_token(user_id, device_id)
.map(Result::ok);
let remove_refresh = self
.remove_refresh_token(user_id, device_id)
.map(Result::ok);
join(remove_access, remove_refresh).await;
}
/// Replaces the access token of one device.
#[implement(super::Service)]
#[tracing::instrument(level = "debug", skip(self))]
pub async fn set_access_token(
&self,
user_id: &UserId,
device_id: &DeviceId,
access_token: &str,
expires_in: Option<Duration>,
refresh_token: Option<&str>,
) -> Result {
if let Some(refresh_token) = refresh_token {
self.set_refresh_token(user_id, device_id, refresh_token)
.await?;
}
// Remove old token.
self.remove_access_token(user_id, device_id)
.await
.ok();
let expires_at = expires_in
.map(timepoint_from_now)
.transpose()?
.map(duration_since_epoch)
.as_ref()
.map(Duration::as_secs);
let userdeviceid = (user_id, device_id);
let value = (user_id, device_id, expires_at);
self.db
.token_userdeviceid
.raw_put(access_token, value);
self.db
.userdeviceid_token
.put_raw(userdeviceid, access_token);
Ok(())
}
/// Revoke the access token without deleting the device. Take care to not leave
/// dangling devices if using this method.
#[implement(super::Service)]
pub async fn remove_access_token(&self, user_id: &UserId, device_id: &DeviceId) -> Result {
let userdeviceid = (user_id, device_id);
let access_token = self
.db
.userdeviceid_token
.qry(&userdeviceid)
.await?;
self.db.userdeviceid_token.del(userdeviceid);
self.db.token_userdeviceid.remove(&access_token);
Ok(())
}
#[implement(super::Service)]
@@ -145,6 +196,75 @@ pub async fn get_access_token(&self, user_id: &UserId, device_id: &DeviceId) ->
.deserialized()
}
#[implement(super::Service)]
pub fn generate_access_token(&self, expires: bool) -> (String, Option<Duration>) {
let access_token = utils::random_string(TOKEN_LENGTH);
let expires_in = expires
.then_some(self.services.server.config.access_token_ttl)
.map(Duration::from_secs);
(access_token, expires_in)
}
/// Replaces the refresh token of one device.
#[implement(super::Service)]
#[tracing::instrument(level = "debug", skip(self))]
pub async fn set_refresh_token(
&self,
user_id: &UserId,
device_id: &DeviceId,
refresh_token: &str,
) -> Result {
debug_assert!(refresh_token.starts_with("refresh_"), "refresh_token missing prefix");
// Remove old token
self.remove_refresh_token(user_id, device_id)
.await
.ok();
let userdeviceid = (user_id, device_id);
self.db
.token_userdeviceid
.raw_put(refresh_token, userdeviceid);
self.db
.userdeviceid_refresh
.put_raw(userdeviceid, refresh_token);
Ok(())
}
/// Revoke the refresh token without deleting the device. Take care to not leave
/// dangling devices if using this method.
#[implement(super::Service)]
pub async fn remove_refresh_token(&self, user_id: &UserId, device_id: &DeviceId) -> Result {
let userdeviceid = (user_id, device_id);
let refresh_token = self
.db
.userdeviceid_refresh
.qry(&userdeviceid)
.await?;
self.db.userdeviceid_refresh.del(userdeviceid);
self.db.token_userdeviceid.remove(&refresh_token);
Ok(())
}
#[implement(super::Service)]
pub async fn get_refresh_token(&self, user_id: &UserId, device_id: &DeviceId) -> Result<String> {
let key = (user_id, device_id);
self.db
.userdeviceid_refresh
.qry(&key)
.await
.deserialized()
}
#[must_use]
pub fn generate_refresh_token() -> String {
format!("refresh_{}", utils::random_string(TOKEN_LENGTH))
}
#[implement(super::Service)]
pub async fn add_to_device_event(
&self,

View File

@@ -1,4 +1,4 @@
mod device;
pub mod device;
mod keys;
mod ldap;
mod profile;
@@ -44,6 +44,7 @@ struct Data {
token_userdeviceid: Arc<Map>,
userdeviceid_metadata: Arc<Map>,
userdeviceid_token: Arc<Map>,
userdeviceid_refresh: Arc<Map>,
userfilterid_filter: Arc<Map>,
userid_avatarurl: Arc<Map>,
userid_blurhash: Arc<Map>,
@@ -80,6 +81,7 @@ impl crate::Service for Service {
token_userdeviceid: args.db["token_userdeviceid"].clone(),
userdeviceid_metadata: args.db["userdeviceid_metadata"].clone(),
userdeviceid_token: args.db["userdeviceid_token"].clone(),
userdeviceid_refresh: args.db["userdeviceid_refresh"].clone(),
userfilterid_filter: args.db["userfilterid_filter"].clone(),
userid_avatarurl: args.db["userid_avatarurl"].clone(),
userid_blurhash: args.db["userid_blurhash"].clone(),