Retry the request for the master key from SSSS on login

src/components/structures/MatrixChat.js

@@ -1907,13 +1907,19 @@ export default createReactClass({
  }
 
  // Test for the master cross-signing key in SSSS as a quick proxy for
- // whether cross-signing has been set up on the account.
- let masterKeyInStorage = false;
- try {
- masterKeyInStorage = !!await cli.getAccountDataFromServer("m.cross_signing.master");
- } catch (e) {
- if (e.errcode !== "M_NOT_FOUND") {
- console.warn("Secret storage account data check failed", e);
+ // whether cross-signing has been set up on the account. We can't
+ // really continue until we know whether it's there or not so retry
+ // if this fails.
+ let masterKeyInStorage;
+ while (masterKeyInStorage === undefined) {
+ try {
+ masterKeyInStorage = !!await cli.getAccountDataFromServer("m.cross_signing.master");
+ } catch (e) {
+ if (e.errcode === "M_NOT_FOUND") {
+ masterKeyInStorage = false;
+ } else {
+ console.warn("Secret storage account data check failed: retrying...", e);
+ }
  }
  }