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session-desktop
mirror of https://github.com/oxen-io/session-desktop
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Remove tempKeys

Browse Source 
Now that we simply establish and save a session via SessionBuilder
rather than saving the keys to pass in during encrypt, we can stop
caching them in memory in between the identity key check and the
encryption step.

// FREEBIE
pull/749/head
lilia 9 years ago
parent e2dbd90533
commit 78cdc0cb52
3 changed files with 22 additions and 70 deletions
Show Stats Download Patch File Download Diff File

46
js/libtextsecure.js
Unescape Escape View File

@ -35674,18 +35674,9 @@ libsignal.SessionBuilder = SessionBuilder;
window.textsecure = window.textsecure || {}; window.textsecure = window.textsecure || {};
window.textsecure.storage = window.textsecure.storage || {}; window.textsecure.storage = window.textsecure.storage || {};
var tempKeys = {};
window.textsecure.storage.devices = { window.textsecure.storage.devices = {
saveKeysToDeviceObject: function(deviceObject) { saveKeysToDeviceObject: function(deviceObject) {
return textsecure.protocol_wrapper.processPreKey(deviceObject).then(function() { return textsecure.protocol_wrapper.processPreKey(deviceObject);
tempKeys[deviceObject.encodedNumber] = deviceObject;
});
},
removeTempKeysFromDevice: function(encodedNumber) {
delete tempKeys[encodedNumber];
return Promise.resolve();
}, },
getStaleDeviceIdsForNumber: function(number) { getStaleDeviceIdsForNumber: function(number) {
@ -35695,9 +35686,9 @@ libsignal.SessionBuilder = SessionBuilder;
} }
var updateDevices = []; var updateDevices = [];
return Promise.all(deviceIds.map(function(deviceId) { return Promise.all(deviceIds.map(function(deviceId) {
var encodedNumber = number + '.' + deviceId; var address = new libsignal.SignalProtocolAddress(number, deviceId).toString();
return textsecure.protocol_wrapper.hasOpenSession(encodedNumber).then(function(hasSession) { return textsecure.protocol_wrapper.hasOpenSession(address).then(function(hasSession) {
if (!hasSession && !tempKeys[encodedNumber]) { if (!hasSession) {
updateDevices.push(deviceId); updateDevices.push(deviceId);
} }
}); });
@ -35712,24 +35703,13 @@ libsignal.SessionBuilder = SessionBuilder;
return []; return [];
} }
return textsecure.storage.protocol.getDeviceIds(number).then(function(deviceIds) { return textsecure.storage.protocol.getDeviceIds(number).then(function(deviceIds) {
// Add pending devices from tempKeys
for (var encodedNumber in tempKeys) {
var deviceNumber = textsecure.utils.unencodeNumber(encodedNumber)[0];
var deviceId = parseInt(textsecure.utils.unencodeNumber(encodedNumber)[1]);
if (deviceNumber === number && deviceIds.indexOf(deviceId) < 0) {
deviceIds.push(deviceId);
}
}
return Promise.all(deviceIds.map(function(deviceId) { return Promise.all(deviceIds.map(function(deviceId) {
var encodedNumber = number + '.' + deviceId; var address = new libsignal.SignalProtocolAddress(number, deviceId).toString();
var deviceObject = tempKeys[encodedNumber] || {}; return textsecure.protocol_wrapper.getRegistrationId(address).then(function(registrationId) {
deviceObject.encodedNumber = encodedNumber; return {
deviceObject.identityKey = identityKey; encodedNumber : address,
return textsecure.protocol_wrapper.getRegistrationId(encodedNumber).then(function(registrationId) { registrationId : registrationId
if (deviceObject.registrationId === undefined) { };
deviceObject.registrationId = registrationId;
}
return deviceObject;
}); });
})); }));
}); });
@ -35741,7 +35721,6 @@ libsignal.SessionBuilder = SessionBuilder;
for (var j in deviceIdsToRemove) { for (var j in deviceIdsToRemove) {
promise = promise.then(function() { promise = promise.then(function() {
var encodedNumber = number + "." + deviceIdsToRemove[j]; var encodedNumber = number + "." + deviceIdsToRemove[j];
delete tempKeys[encodedNumber];
return textsecure.storage.protocol.removeSession(encodedNumber); return textsecure.storage.protocol.removeSession(encodedNumber);
}); });
} }
@ -37522,10 +37501,7 @@ OutgoingMessage.prototype = {
var plaintext = this.message.toArrayBuffer(); var plaintext = this.message.toArrayBuffer();
return Promise.all(deviceObjectList.map(function(device) { return Promise.all(deviceObjectList.map(function(device) {
return textsecure.protocol_wrapper.encryptMessageFor(device, plaintext).then(function(encryptedMsg) { return textsecure.protocol_wrapper.encryptMessageFor(device, plaintext).then(function(encryptedMsg) {
var json = this.toJSON(device, encryptedMsg); return this.toJSON(device, encryptedMsg);
return textsecure.storage.devices.removeTempKeysFromDevice(device.encodedNumber).then(function() {
return json;
});
}.bind(this)); }.bind(this));
}.bind(this))); }.bind(this)));
}, },

5
libtextsecure/outgoing_message.js
Unescape Escape View File

@ -131,10 +131,7 @@ OutgoingMessage.prototype = {
var plaintext = this.message.toArrayBuffer(); var plaintext = this.message.toArrayBuffer();
return Promise.all(deviceObjectList.map(function(device) { return Promise.all(deviceObjectList.map(function(device) {
return textsecure.protocol_wrapper.encryptMessageFor(device, plaintext).then(function(encryptedMsg) { return textsecure.protocol_wrapper.encryptMessageFor(device, plaintext).then(function(encryptedMsg) {
var json = this.toJSON(device, encryptedMsg); return this.toJSON(device, encryptedMsg);
return textsecure.storage.devices.removeTempKeysFromDevice(device.encodedNumber).then(function() {
return json;
});
}.bind(this)); }.bind(this));
}.bind(this))); }.bind(this)));
}, },

41
libtextsecure/storage/devices.js
Unescape Escape View File

@ -11,18 +11,9 @@
window.textsecure = window.textsecure || {}; window.textsecure = window.textsecure || {};
window.textsecure.storage = window.textsecure.storage || {}; window.textsecure.storage = window.textsecure.storage || {};
var tempKeys = {};
window.textsecure.storage.devices = { window.textsecure.storage.devices = {
saveKeysToDeviceObject: function(deviceObject) { saveKeysToDeviceObject: function(deviceObject) {
return textsecure.protocol_wrapper.processPreKey(deviceObject).then(function() { return textsecure.protocol_wrapper.processPreKey(deviceObject);
tempKeys[deviceObject.encodedNumber] = deviceObject;
});
},
removeTempKeysFromDevice: function(encodedNumber) {
delete tempKeys[encodedNumber];
return Promise.resolve();
}, },
getStaleDeviceIdsForNumber: function(number) { getStaleDeviceIdsForNumber: function(number) {
@ -32,9 +23,9 @@
} }
var updateDevices = []; var updateDevices = [];
return Promise.all(deviceIds.map(function(deviceId) { return Promise.all(deviceIds.map(function(deviceId) {
var encodedNumber = number + '.' + deviceId; var address = new libsignal.SignalProtocolAddress(number, deviceId).toString();
return textsecure.protocol_wrapper.hasOpenSession(encodedNumber).then(function(hasSession) { return textsecure.protocol_wrapper.hasOpenSession(address).then(function(hasSession) {
if (!hasSession && !tempKeys[encodedNumber]) { if (!hasSession) {
updateDevices.push(deviceId); updateDevices.push(deviceId);
} }
}); });
@ -49,24 +40,13 @@
return []; return [];
} }
return textsecure.storage.protocol.getDeviceIds(number).then(function(deviceIds) { return textsecure.storage.protocol.getDeviceIds(number).then(function(deviceIds) {
// Add pending devices from tempKeys
for (var encodedNumber in tempKeys) {
var deviceNumber = textsecure.utils.unencodeNumber(encodedNumber)[0];
var deviceId = parseInt(textsecure.utils.unencodeNumber(encodedNumber)[1]);
if (deviceNumber === number && deviceIds.indexOf(deviceId) < 0) {
deviceIds.push(deviceId);
}
}
return Promise.all(deviceIds.map(function(deviceId) { return Promise.all(deviceIds.map(function(deviceId) {
var encodedNumber = number + '.' + deviceId; var address = new libsignal.SignalProtocolAddress(number, deviceId).toString();
var deviceObject = tempKeys[encodedNumber] || {}; return textsecure.protocol_wrapper.getRegistrationId(address).then(function(registrationId) {
deviceObject.encodedNumber = encodedNumber; return {
deviceObject.identityKey = identityKey; encodedNumber : address,
return textsecure.protocol_wrapper.getRegistrationId(encodedNumber).then(function(registrationId) { registrationId : registrationId
if (deviceObject.registrationId === undefined) { };
deviceObject.registrationId = registrationId;
}
return deviceObject;
}); });
})); }));
}); });
@ -78,7 +58,6 @@
for (var j in deviceIdsToRemove) { for (var j in deviceIdsToRemove) {
promise = promise.then(function() { promise = promise.then(function() {
var encodedNumber = number + "." + deviceIdsToRemove[j]; var encodedNumber = number + "." + deviceIdsToRemove[j];
delete tempKeys[encodedNumber];
return textsecure.storage.protocol.removeSession(encodedNumber); return textsecure.storage.protocol.removeSession(encodedNumber);
}); });
} }

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