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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
import { BackupResource } from "resource:///modules/backup/BackupResource.sys.mjs";
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
Sqlite: "resource://gre/modules/Sqlite.sys.mjs",
});
/**
* Class representing miscellaneous files for telemetry, site storage,
* media device origin mapping, chrome privileged IndexedDB databases,
* and Mozilla Accounts within a user profile.
*/
export class MiscDataBackupResource extends BackupResource {
static get key() {
return "miscellaneous";
}
static get requiresEncryption() {
return false;
}
async backup(stagingPath, profilePath = PathUtils.profileDir) {
const files = [
"times.json",
"enumerate_devices.txt",
"SiteSecurityServiceState.bin",
];
for (let fileName of files) {
let sourcePath = PathUtils.join(profilePath, fileName);
let destPath = PathUtils.join(stagingPath, fileName);
if (await IOUtils.exists(sourcePath)) {
await IOUtils.copy(sourcePath, destPath, { recursive: true });
}
}
const sqliteDatabases = ["protections.sqlite"];
for (let fileName of sqliteDatabases) {
let sourcePath = PathUtils.join(profilePath, fileName);
let destPath = PathUtils.join(stagingPath, fileName);
let connection;
try {
connection = await lazy.Sqlite.openConnection({
path: sourcePath,
readOnly: true,
});
await connection.backup(destPath);
} finally {
await connection.close();
}
}
// Bug 1890585 - we don't currently have the ability to copy the
// chrome-privileged IndexedDB databases under storage/permanent/chrome, so
// we'll just skip that for now.
return null;
}
async measure(profilePath = PathUtils.profileDir) {
const files = [
"times.json",
"enumerate_devices.txt",
"protections.sqlite",
"SiteSecurityServiceState.bin",
];
let fullSize = 0;
for (let filePath of files) {
let resourcePath = PathUtils.join(profilePath, filePath);
let resourceSize = await BackupResource.getFileSize(resourcePath);
if (Number.isInteger(resourceSize)) {
fullSize += resourceSize;
}
}
let chromeIndexedDBDirPath = PathUtils.join(
profilePath,
"storage",
"permanent",
"chrome"
);
let chromeIndexedDBDirSize = await BackupResource.getDirectorySize(
chromeIndexedDBDirPath
);
if (Number.isInteger(chromeIndexedDBDirSize)) {
fullSize += chromeIndexedDBDirSize;
}
Glean.browserBackup.miscDataSize.set(fullSize);
}
}
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