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Sender Key: Disable capability and bug fixes

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Scott Nonnenberg 2021-06-01 12:40:09 -07:00 • committed by GitHub
parent 33595646c1
commit 5a4fc5e425
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
6 changed files with 95 additions and 53 deletions
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30
ts/textsecure/MessageReceiver.ts
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@ -1122,6 +1122,7 @@ class MessageReceiverInner extends EventTarget {
envelope: EnvelopeClass,
ciphertext: ByteBufferClass
): Promise<ArrayBuffer | null> {
const logId = this.getEnvelopeId(envelope);
const { serverTrustRoot } = this;
const envelopeTypeEnum = window.textsecure.protobuf.Envelope.Type;
const unidentifiedSenderTypeEnum =
@ -1149,6 +1150,7 @@ class MessageReceiverInner extends EventTarget {
>;
if (envelope.type === envelopeTypeEnum.PLAINTEXT_CONTENT) {
window.log.info(`decrypt/${logId}: plaintext message`);
const buffer = Buffer.from(ciphertext.toArrayBuffer());
const plaintextContent = PlaintextContent.deserialize(buffer);
@ -1156,7 +1158,7 @@ class MessageReceiverInner extends EventTarget {
this.unpad(typedArrayToArrayBuffer(plaintextContent.body()))
);
} else if (envelope.type === envelopeTypeEnum.CIPHERTEXT) {
window.log.info('message from', this.getEnvelopeId(envelope));
window.log.info(`decrypt/${logId}: ciphertext message`);
if (!identifier) {
throw new Error(
'MessageReceiver.decrypt: No identifier for CIPHERTEXT message'
@ -1184,7 +1186,7 @@ class MessageReceiverInner extends EventTarget {
zone
);
} else if (envelope.type === envelopeTypeEnum.PREKEY_BUNDLE) {
window.log.info('prekey message from', this.getEnvelopeId(envelope));
window.log.info(`decrypt/${logId}: prekey message`);
if (!identifier) {
throw new Error(
'MessageReceiver.decrypt: No identifier for PREKEY_BUNDLE message'
@ -1214,7 +1216,7 @@ class MessageReceiverInner extends EventTarget {
zone
);
} else if (envelope.type === envelopeTypeEnum.UNIDENTIFIED_SENDER) {
window.log.info('received unidentified sender message');
window.log.info(`decrypt/${logId}: unidentified message`);
const buffer = Buffer.from(ciphertext.toArrayBuffer());
const decryptSealedSender = async (): Promise<
@ -1241,6 +1243,7 @@ class MessageReceiverInner extends EventTarget {
['sourceUuid'],
'message_receiver::decrypt::UNIDENTIFIED_SENDER'
);
// eslint-disable-next-line no-param-reassign
envelope.sourceDevice = certificate.senderDeviceId();
// eslint-disable-next-line no-param-reassign
@ -1248,6 +1251,8 @@ class MessageReceiverInner extends EventTarget {
originalSource || originalSourceUuid
);
const unidentifiedLogId = this.getEnvelopeId(envelope);
// eslint-disable-next-line no-param-reassign
envelope.contentHint = messageContent.contentHint();
// eslint-disable-next-line no-param-reassign
@ -1275,6 +1280,9 @@ class MessageReceiverInner extends EventTarget {
messageContent.msgType() ===
unidentifiedSenderTypeEnum.PLAINTEXT_CONTENT
) {
window.log.info(
`decrypt/${unidentifiedLogId}: unidentified message/plaintext contents`
);
const plaintextContent = PlaintextContent.deserialize(
messageContent.contents()
);
@ -1286,6 +1294,9 @@ class MessageReceiverInner extends EventTarget {
messageContent.msgType() ===
unidentifiedSenderTypeEnum.SENDERKEY_MESSAGE
) {
window.log.info(
`decrypt/${unidentifiedLogId}: unidentified message/sender key contents`
);
const sealedSenderIdentifier = certificate.senderUuid();
const sealedSenderSourceDevice = certificate.senderDeviceId();
const senderKeyStore = new SenderKeys();
@ -1307,6 +1318,9 @@ class MessageReceiverInner extends EventTarget {
);
}
window.log.info(
`decrypt/${unidentifiedLogId}: unidentified message/passing to sealedSenderDecryptMessage`
);
const sealedSenderIdentifier = envelope.sourceUuid || envelope.source;
const address = `${sealedSenderIdentifier}.${envelope.sourceDevice}`;
return window.textsecure.storage.protocol.enqueueSessionJob(
@ -1725,8 +1739,8 @@ class MessageReceiverInner extends EventTarget {
envelope: EnvelopeClass,
decryptionError: ByteBufferClass
) {
const envelopeId = this.getEnvelopeId(envelope);
window.log.info(`handleDecryptionError: ${envelopeId}`);
const logId = this.getEnvelopeId(envelope);
window.log.info(`handleDecryptionError: ${logId}`);
const buffer = Buffer.from(decryptionError.toArrayBuffer());
const request = DecryptionErrorMessage.deserialize(buffer);
@ -1735,7 +1749,9 @@ class MessageReceiverInner extends EventTarget {
const { sourceUuid, sourceDevice } = envelope;
if (!sourceUuid || !sourceDevice) {
window.log.error('handleDecryptionError: Missing uuid or device!');
window.log.error(
`handleDecryptionError/${logId}: Missing uuid or device!`
);
return;
}
@ -1754,7 +1770,7 @@ class MessageReceiverInner extends EventTarget {
distributionMessage: ByteBufferClass
): Promise<void> {
const envelopeId = this.getEnvelopeId(envelope);
window.log.info(`handleSenderKeyDistributionMessage: ${envelopeId}`);
window.log.info(`handleSenderKeyDistributionMessage/${envelopeId}`);
// Note: we don't call removeFromCache here because this message can be combined
// with a dataMessage, for example. That processing will dictate cache removal.