Add mark_all_tracked_users_as_dirty (#143)

This is required for SSS in Element-Web.

CHANGELOG.md

@@ -7,6 +7,15 @@
     `SenderIdentityPreviouslyVerified` to allow the application to distinguish
     between the different reasons that the sender identity is not trusted.
 
+**Other changes**
+
+-   Add `OlmMachine.markAllTrackedUsersAsDirty` to invalidate the device lists
+    for all known users. This is required for [MSC4186](https://github.com/matrix-org/matrix-spec-proposals/pull/4186)
+    clients as the server may give up trying to persist device list updates for
+    the client at some point, after which the client must treat all devices as dirty.
+
+-   Update matrix-rust-sdk to `2408df8bf`. No changes relevant to these bindings.
+
 # matrix-sdk-crypto-wasm v8.0.0
 
 **BREAKING CHANGES**

src/machine.rs

@@ -261,6 +261,16 @@ impl OlmMachine {
         })
     }
 
+    /// Mark all tracked users as dirty.
+    ///
+    /// All users *whose device lists we are tracking* are flagged as needing a
+    /// key query. Users whose devices we are not tracking are ignored.
+    #[wasm_bindgen(js_name = "markAllTrackedUsersAsDirty")]
+    pub async fn mark_all_tracked_users_as_dirty(&self) -> Result<(), JsError> {
+        self.inner.mark_all_tracked_users_as_dirty().await?;
+        Ok(())
+    }
+
     /// Handle to-device events and one-time key counts from a sync
     /// response.
     ///

tests/machine.test.ts

@@ -725,6 +725,11 @@ describe(OlmMachine.name, () => {
         }
     });
 
+    test("can mark all tracked users as dirty", async () => {
+        const m = await machine();
+        await m.markAllTrackedUsersAsDirty();
+    });
+
     test("can get own user identity", async () => {
         const m = await machine();
         let _ = m.bootstrapCrossSigning(true);