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handle failed devices that we aren't going to retry

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This commit is contained in:
Hubert Chathi
2020-03-23 23:14:36 -04:00
parent 4f112e8379
commit 547ded9155
1 changed files with 36 additions and 2 deletions
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38
src/crypto/algorithms/megolm.js
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@@ -297,24 +297,28 @@ MegolmEncryption.prototype._ensureOutboundSession = async function(
for (const server of failedServers) {
failedServerMap.add(server);
}
const failedDevices = [];
for (const {userId, deviceInfo} of errorDevices) {
const userHS = userId.slice(userId.indexOf(":") + 1);
if (failedServerMap.has(userHS)) {
retryDevices[userId] = retryDevices[userId] || [];
retryDevices[userId].push(deviceInfo);
} else {
// if we aren't going to retry, then handle it
// as a failed device
failedDevices.push({userId, deviceInfo});
}
}
const failedDevices = [];
await this._shareKeyWithDevices(
session, key, payload, retryDevices, failedDevices,
);
const blockedMap = {};
const filteredFailedDevices =
await this._olmDevice.filterOutNotifiedErrorDevices(
failedDevices,
);
const blockedMap = {};
for (const {userId, deviceInfo} of filteredFailedDevices) {
blockedMap[userId] = blockedMap[userId] || {};
// we use a similar format to what
@@ -340,6 +344,36 @@ MegolmEncryption.prototype._ensureOutboundSession = async function(
// notify devices that we couldn't get an olm session
await this._notifyBlockedDevices(session, blockedMap);
})();
} else {
const blockedMap = {};
const filteredFailedDevices =
await this._olmDevice.filterOutNotifiedErrorDevices(
errorDevices,
);
for (const {userId, deviceInfo} of filteredFailedDevices) {
blockedMap[userId] = blockedMap[userId] || {};
// we use a similar format to what
// olmlib.ensureOlmSessionsForDevices returns, so that
// we can use the same function to split
blockedMap[userId][deviceInfo.deviceId] = {
device: {
code: "m.no_olm",
reason: WITHHELD_MESSAGES["m.no_olm"],
deviceInfo,
},
};
const deviceId = deviceInfo.deviceId;
// mark this device as "handled" because we don't want to try
// to claim a one-time-key for dead devices on every message.
session.markSharedWithDevice(
userId, deviceId, key.chain_index,
);
}
// notify devices that we couldn't get an olm session
await this._notifyBlockedDevices(session, blockedMap);
}
})(),
(async () => {