signal-desktop/ts/jobs/helpers/sendNullMessage.ts

124 lines
3.4 KiB
TypeScript

// Copyright 2022 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { handleMessageSend } from '../../util/handleMessageSend';
import { getSendOptions } from '../../util/getSendOptions';
import { isDirectConversation } from '../../util/whatTypeOfConversation';
import { SignalService as Proto } from '../../protobuf';
import {
handleMultipleSendErrors,
maybeExpandErrors,
} from './handleMultipleSendErrors';
import type { ConversationModel } from '../../models/conversations';
import type {
ConversationQueueJobBundle,
NullMessageJobData,
} from '../conversationJobQueue';
import type { SessionResetsType } from '../../textsecure/Types.d';
import { isConversationUnregistered } from '../../util/isConversationUnregistered';
import {
OutgoingIdentityKeyError,
UnregisteredUserError,
} from '../../textsecure/Errors';
import MessageSender from '../../textsecure/SendMessage';
async function clearResetsTracking(idForTracking: string | undefined) {
if (!idForTracking) {
return;
}
const sessionResets = window.storage.get(
'sessionResets',
{} as SessionResetsType
);
delete sessionResets[idForTracking];
await window.storage.put('sessionResets', sessionResets);
}
export async function sendNullMessage(
conversation: ConversationModel,
{
isFinalAttempt,
messaging,
shouldContinue,
timestamp,
timeRemaining,
log,
}: ConversationQueueJobBundle,
data: NullMessageJobData
): Promise<void> {
const { idForTracking } = data;
if (!shouldContinue) {
log.info('Ran out of time. Giving up on sending null message');
await clearResetsTracking(idForTracking);
return;
}
log.info(
`starting null message send to ${conversation.idForLogging()} with timestamp ${timestamp}`
);
const sendOptions = await getSendOptions(conversation.attributes);
const { ContentHint } = Proto.UnidentifiedSenderMessage.Message;
const contentHint = ContentHint.RESENDABLE;
const sendType = 'nullMessage';
if (!isDirectConversation(conversation.attributes)) {
log.info('Failing attempt to send null message to group');
return;
}
// Note: we will send to blocked users, to those still in message request state, etc.
// Any needed blocking should still apply once the decryption error is fixed.
if (isConversationUnregistered(conversation.attributes)) {
await clearResetsTracking(idForTracking);
log.info(
`conversation ${conversation.idForLogging()} is unregistered; refusing to send null message`
);
return;
}
try {
const proto = MessageSender.getNullMessage();
await handleMessageSend(
messaging.sendIndividualProto({
contentHint,
identifier: conversation.getSendTarget(),
options: sendOptions,
proto,
timestamp,
urgent: false,
}),
{
messageIds: [],
sendType,
}
);
} catch (error: unknown) {
if (
error instanceof OutgoingIdentityKeyError ||
error instanceof UnregisteredUserError
) {
log.info(
'Send failure was OutgoingIdentityKeyError or UnregisteredUserError. Cancelling job.'
);
return;
}
if (isFinalAttempt) {
await clearResetsTracking(idForTracking);
}
await handleMultipleSendErrors({
errors: maybeExpandErrors(error),
isFinalAttempt,
log,
timeRemaining,
toThrow: error,
});
}
}