signal-desktop/ts/logging/debuglogs.ts
2022-01-11 12:02:46 -08:00

110 lines
3 KiB
TypeScript

// Copyright 2018-2021 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { memoize, sortBy } from 'lodash';
import os from 'os';
import { ipcRenderer as ipc } from 'electron';
import { reallyJsonStringify } from '../util/reallyJsonStringify';
import type { FetchLogIpcData, LogEntryType } from './shared';
import {
LogLevel,
getLogLevelString,
isFetchLogIpcData,
isLogEntry,
levelMaxLength,
} from './shared';
import { redactAll } from '../util/privacy';
import { getEnvironment } from '../environment';
// The mechanics of preparing a log for publish
const headerSectionTitle = (title: string) => `========= ${title} =========`;
const headerSection = (
title: string,
data: Readonly<Record<string, unknown>>
): string => {
const sortedEntries = sortBy(Object.entries(data), ([key]) => key);
return [
headerSectionTitle(title),
...sortedEntries.map(
([key, value]) => `${key}: ${redactAll(String(value))}`
),
'',
].join('\n');
};
const getHeader = (
{
capabilities,
remoteConfig,
statistics,
user,
}: Omit<FetchLogIpcData, 'logEntries'>,
nodeVersion: string,
appVersion: string
): string =>
[
headerSection('System info', {
Time: Date.now(),
'User agent': window.navigator.userAgent,
'Node version': nodeVersion,
Environment: getEnvironment(),
'App version': appVersion,
'OS version': os.version(),
}),
headerSection('User info', user),
headerSection('Capabilities', capabilities),
headerSection('Remote config', remoteConfig),
headerSection('Statistics', statistics),
headerSectionTitle('Logs'),
].join('\n');
const getLevel = memoize((level: LogLevel): string => {
const text = getLogLevelString(level);
return text.toUpperCase().padEnd(levelMaxLength, ' ');
});
function formatLine(mightBeEntry: unknown): string {
const entry: LogEntryType = isLogEntry(mightBeEntry)
? mightBeEntry
: {
level: LogLevel.Error,
msg: `Invalid IPC data when fetching logs. Here's what we could recover: ${reallyJsonStringify(
mightBeEntry
)}`,
time: new Date().toISOString(),
};
return `${getLevel(entry.level)} ${entry.time} ${entry.msg}`;
}
export function fetch(
nodeVersion: string,
appVersion: string
): Promise<string> {
return new Promise(resolve => {
ipc.send('fetch-log');
ipc.on('fetched-log', (_event, data: unknown) => {
let header: string;
let body: string;
if (isFetchLogIpcData(data)) {
const { logEntries } = data;
header = getHeader(data, nodeVersion, appVersion);
body = logEntries.map(formatLine).join('\n');
} else {
header = headerSectionTitle('Partial logs');
const entry: LogEntryType = {
level: LogLevel.Error,
msg: 'Invalid IPC data when fetching logs; dropping all logs',
time: new Date().toISOString(),
};
body = formatLine(entry);
}
const result = `${header}\n${body}`;
resolve(result);
});
});
}