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crypto: Refactor the one-time key count update logic.

master
Damir Jelić 2020-09-24 11:16:15 +02:00
parent 5a86b067e4
commit 4662ca2e32
1 changed files with 17 additions and 21 deletions
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38
matrix_sdk_crypto/src/machine.rs
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@ -39,6 +39,7 @@ use matrix_sdk_common::{
identifiers::{
DeviceId, DeviceIdBox, DeviceKeyAlgorithm, EventEncryptionAlgorithm, RoomId, UserId,
},
js_int::UInt,
uuid::Uuid,
Raw,
};
@ -323,17 +324,6 @@ impl OlmMachine {
&self.account
}
/// Update the count of one-time keys that are currently on the server.
///
/// # Arguments
///
/// * `count` - The key count of the signed one-time keys that we have on
/// the server. This should be fetched from the server using a sync
/// response.
fn update_key_count(&self, count: u64) {
self.account.update_uploaded_key_count(count);
}
/// Receive a successful keys upload response.
///
/// # Arguments
@ -360,8 +350,7 @@ impl OlmMachine {
self.account.uploaded_key_count(),
count
);
self.update_key_count(count);
self.account.update_uploaded_key_count(count);
self.account.mark_keys_as_published().await;
self.store.save_account(self.account.clone()).await?;
@ -1074,6 +1063,17 @@ impl OlmMachine {
self.verification_machine.get_sas(flow_id)
}
async fn update_one_time_key_count(
&self,
key_count: &BTreeMap<DeviceKeyAlgorithm, UInt>,
) -> StoreResult<()> {
let one_time_key_count = key_count.get(&DeviceKeyAlgorithm::SignedCurve25519);
let count: u64 = one_time_key_count.map_or(0, |c| (*c).into());
self.account.update_uploaded_key_count(count);
self.store.save_account(self.account.clone()).await
}
/// Handle a sync response and update the internal state of the Olm machine.
///
/// This will decrypt to-device events but will not touch events in the room
@ -1090,14 +1090,10 @@ impl OlmMachine {
pub async fn receive_sync_response(&self, response: &mut SyncResponse) {
self.verification_machine.garbage_collect();
let one_time_key_count = response
.device_one_time_keys_count
.get(&DeviceKeyAlgorithm::SignedCurve25519);
let count: u64 = one_time_key_count.map_or(0, |c| (*c).into());
self.update_key_count(count);
if let Err(e) = self.store.save_account(self.account.clone()).await {
if let Err(e) = self
.update_one_time_key_count(&response.device_one_time_keys_count)
.await
{
error!("Error updating the one-time key count {:?}", e);
}