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wait for running key share operation in encrypt

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This commit is contained in:
Bruno Windels 2021-04-09 10:37:43 +02:00
parent 6802f0720e
commit 13f20cdd26
1 changed files with 17 additions and 3 deletions
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20
src/matrix/e2ee/RoomEncryption.js
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@ -46,6 +46,7 @@ export class RoomEncryption {
this._clock = clock; this._clock = clock;
this._isFlushingRoomKeyShares = false; this._isFlushingRoomKeyShares = false;
this._lastKeyPreShareTime = null; this._lastKeyPreShareTime = null;
this._keySharePromise = null;
this._disposed = false; this._disposed = false;
} }
@ -265,13 +266,26 @@ export class RoomEncryption {
return; return;
} }
this._lastKeyPreShareTime = this._clock.createMeasure(); this._lastKeyPreShareTime = this._clock.createMeasure();
const roomKeyMessage = await this._megolmEncryption.ensureOutboundSession(this._room.id, this._encryptionParams); try {
if (roomKeyMessage) { this._keySharePromise = (async () => {
await log.wrap("share key", log => this._shareNewRoomKey(roomKeyMessage, hsApi, log)); const roomKeyMessage = await this._megolmEncryption.ensureOutboundSession(this._room.id, this._encryptionParams);
if (roomKeyMessage) {
await log.wrap("share key", log => this._shareNewRoomKey(roomKeyMessage, hsApi, log));
}
})();
await this._keySharePromise;
} finally {
this._keySharePromise = null;
} }
} }
async encrypt(type, content, hsApi, log) { async encrypt(type, content, hsApi, log) {
// ensureMessageKeyIsShared is still running,
// wait for it to create and share a key if needed
if (this._keySharePromise) {
log.set("waitForRunningKeyShare", true);
await this._keySharePromise;
}
const megolmResult = await log.wrap("megolm encrypt", () => this._megolmEncryption.encrypt(this._room.id, type, content, this._encryptionParams)); const megolmResult = await log.wrap("megolm encrypt", () => this._megolmEncryption.encrypt(this._room.id, type, content, this._encryptionParams));
if (megolmResult.roomKeyMessage) { if (megolmResult.roomKeyMessage) {
log.wrapDetached("share key", log => this._shareNewRoomKey(megolmResult.roomKeyMessage, hsApi, log)); log.wrapDetached("share key", log => this._shareNewRoomKey(megolmResult.roomKeyMessage, hsApi, log));