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Always migrate inbound group sessions

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This commit is contained in:
David Baker
2018-01-02 13:31:57 +00:00
parent e5086f22d6
commit c43ccb860b
1 changed files with 22 additions and 29 deletions
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51
src/crypto/OlmDevice.js
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@@ -223,37 +223,30 @@ OlmDevice.prototype._migrateFromSessionStore = async function() {
let numIbSessions = 0;
await this._cryptoStore.doTxn(
'readwrite', [IndexedDBCryptoStore.STORE_INBOUND_GROUP_SESSIONS], (txn) => {
this._cryptoStore.countEndToEndInboundGroupSessions(txn, (count) => {
if (count) {
console.log(
"Cryto store already has inbound group sessions: "+
"not migrating",
// We always migrate inbound group sessions, even if we already have some
// in the new store. They should be be safe to migrate.
for (const s of ibGroupSessions) {
try {
this._cryptoStore.addEndToEndInboundGroupSession(
s.senderKey, s.sessionId,
JSON.parse(
this._sessionStore.getEndToEndInboundGroupSession(
s.senderKey, s.sessionId,
),
), txn,
);
} catch (e) {
console.warn(
"Failed to import session " + s.senderKey + "/" +
s.sessionId + ": " + e.stack || e,
);
return;
}
for (const s of ibGroupSessions) {
try {
this._cryptoStore.addEndToEndInboundGroupSession(
s.senderKey, s.sessionId,
JSON.parse(
this._sessionStore.getEndToEndInboundGroupSession(
s.senderKey, s.sessionId,
),
), txn,
);
} catch (e) {
console.warn(
"Failed to import session " + s.senderKey + "/" +
s.sessionId + ": " + e.stack || e,
);
}
++numIbSessions;
}
console.log(
"Migrating " + numIbSessions +
" inbound group sessions from session store",
);
});
++numIbSessions;
}
console.log(
"Migrating " + numIbSessions +
" inbound group sessions from session store",
);
},
);
this._sessionStore.removeAllEndToEndInboundGroupSessions();