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session-desktop
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Refactor: db tasks to database.js, log delete to modules/logs.js

This commit is contained in:
Scott Nonnenberg 2018-03-07 16:16:03 -08:00 committed by Scott Nonnenberg
parent 3527740598
commit 26c273618a
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GPG Key ID: 5F82280C35134661
10 changed files with 196 additions and 191 deletions
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123
js/backup.js
View File

@ -119,7 +119,7 @@
_.each(storeNames, function(storeName) {
var transaction = idb_db.transaction(storeNames, 'readwrite');
transaction.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'exportToJsonFile transaction error (store: ' + storeName + ')',
transaction.error,
reject
@ -133,7 +133,7 @@
var request = store.openCursor();
var count = 0;
request.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'exportToJsonFile request error (store: ' + storeNames + ')',
request.error,
reject
@ -184,16 +184,6 @@
});
}
function handleDOMException(prefix, error, reject) {
console.log(
prefix + ':',
error && error.name,
error && error.message,
error && error.code
);
reject(error || new Error(prefix));
}
function eliminateClientConfigInBackup(data, path) {
var cleaned = _.pick(data, 'conversations', 'groups');
console.log('Writing configuration-free backup file back to disk');
@ -261,7 +251,7 @@
var transaction = idb_db.transaction(storeNames, 'readwrite');
transaction.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'importFromJsonString transaction error',
transaction.error,
reject
@ -321,7 +311,7 @@
}
};
request.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'importFromJsonString request error (store: ' + storeName + ')',
request.error,
reject
@ -338,27 +328,6 @@
});
}
function openDatabase() {
var migrations = Whisper.Database.migrations;
var version = migrations[migrations.length - 1].version;
var DBOpenRequest = window.indexedDB.open('signal', version);
return new Promise(function(resolve, reject) {
// these two event handlers act on the IDBDatabase object,
// when the database is opened successfully, or not
DBOpenRequest.onerror = reject;
DBOpenRequest.onsuccess = function() {
resolve(DBOpenRequest.result);
};
// This event handles the event whereby a new version of
// the database needs to be created Either one has not
// been created before, or a new version number has been
// submitted via the window.indexedDB.open line above
DBOpenRequest.onupgradeneeded = reject;
});
}
function createDirectory(parent, name) {
return new Promise(function(resolve, reject) {
var sanitized = sanitizeFileName(name);
@ -492,7 +461,7 @@
return new Promise(function(resolve, reject) {
var transaction = idb_db.transaction('messages', 'readwrite');
transaction.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'exportConversation transaction error (conversation: ' + name + ')',
transaction.error,
reject
@ -514,7 +483,7 @@
stream.write('{"messages":[');
request.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'exportConversation request error (conversation: ' + name + ')',
request.error,
reject
@ -608,7 +577,7 @@
return new Promise(function(resolve, reject) {
var transaction = idb_db.transaction('conversations', 'readwrite');
transaction.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'exportConversations transaction error',
transaction.error,
reject
@ -622,7 +591,7 @@
var store = transaction.objectStore('conversations');
var request = store.openCursor();
request.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'exportConversations request error',
request.error,
reject
@ -716,7 +685,7 @@
var transaction = idb_db.transaction('messages', 'readwrite');
transaction.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'saveAllMessages transaction error',
transaction.error,
reject
@ -744,7 +713,7 @@
}
};
request.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'saveAllMessages request error',
request.error,
reject
@ -879,7 +848,7 @@
return new Promise(function(resolve, reject) {
var transaction = idb_db.transaction(storeName, 'readwrite');
transaction.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'assembleLookup(' + storeName + ') transaction error',
transaction.error,
reject
@ -893,7 +862,7 @@
var store = transaction.objectStore(storeName);
var request = store.openCursor();
request.onerror = function(e) {
handleDOMException(
Whisper.Database.handleDOMException(
'assembleLookup(' + storeName + ') request error',
request.error,
reject
@ -912,59 +881,6 @@
});
}
function clearAllStores(idb_db) {
return clearStores(idb_db);
}
function clearStores(idb_db, names) {
return new Promise(function(resolve, reject) {
var storeNames = names || idb_db.objectStoreNames;
console.log('Clearing these indexeddb stores:', storeNames);
var transaction = idb_db.transaction(storeNames, 'readwrite');
var finished = false;
var finish = function(via) {
console.log('clearing all stores done via', via);
if (finished) {
resolve();
}
finished = true;
};
transaction.oncomplete = finish.bind(null, 'transaction complete');
transaction.onerror = function(e) {
handleDOMException(
'clearStores transaction error',
transaction.error,
reject
);
};
var count = 0;
_.forEach(storeNames, function(storeName) {
var store = transaction.objectStore(storeName);
var request = store.clear();
request.onsuccess = function() {
count += 1;
console.log('Done clearing store', storeName);
if (count >= storeNames.length) {
console.log('Done clearing all indexeddb stores');
return finish('clears complete');
}
};
request.onerror = function(e) {
handleDOMException(
'clearStores request error',
request.error,
reject
);
};
});
});
}
function getTimestamp() {
return moment().format('YYYY MMM Do [at] h.mm.ss a');
@ -972,16 +888,6 @@
// directories returned and taken by backup/import are all string paths
Whisper.Backup = {
clearDatabase: function() {
return openDatabase().then(function(idb_db) {
return clearAllStores(idb_db);
});
},
clearStores: function(storeNames) {
return openDatabase().then(function(idb_db) {
return clearStores(idb_db, storeNames);
});
},
getDirectoryForExport: function() {
var options = {
title: i18n('exportChooserTitle'),
@ -992,7 +898,7 @@
exportToDirectory: function(directory, options) {
var dir;
var idb;
return openDatabase().then(function(idb_db) {
return Whisper.Database.open().then(function(idb_db) {
idb = idb_db;
var name = 'Signal Export ' + getTimestamp();
return createDirectory(directory, name);
@ -1025,7 +931,7 @@
options = options || {};
var idb, nonMessageResult;
return openDatabase().then(function(idb_db) {
return Whisper.Database.open().then(function(idb_db) {
idb = idb_db;
return Promise.all([
@ -1054,7 +960,6 @@
});
},
// for testing
handleDOMException,
sanitizeFileName,
trimFileName,
getAttachmentFileName,

109
js/database.js
View File

@ -1,4 +1,5 @@
/* global Whisper: false */
/* global Backbone: false */
/* eslint-disable more/no-then */
// eslint-disable-next-line func-names
@ -10,6 +11,114 @@
window.Whisper.Database.id = window.Whisper.Database.id || 'signal';
window.Whisper.Database.nolog = true;
Whisper.Database.handleDOMException = (prefix, error, reject) => {
console.log(
`${prefix}:`,
error && error.name,
error && error.message,
error && error.code
);
reject(error || new Error(prefix));
};
function clearStores(db, names) {
return new Promise(((resolve, reject) => {
const storeNames = names || db.objectStoreNames;
console.log('Clearing these indexeddb stores:', storeNames);
const transaction = db.transaction(storeNames, 'readwrite');
let finished = false;
const finish = (via) => {
console.log('clearing all stores done via', via);
if (finished) {
resolve();
}
finished = true;
};
transaction.oncomplete = finish.bind(null, 'transaction complete');
transaction.onerror = () => {
Whisper.Database.handleDOMException(
'clearStores transaction error',
transaction.error,
reject
);
};
let count = 0;
storeNames.forEach((storeName) => {
const store = transaction.objectStore(storeName);
const request = store.clear();
request.onsuccess = () => {
count += 1;
console.log('Done clearing store', storeName);
if (count >= storeNames.length) {
console.log('Done clearing all indexeddb stores');
finish('clears complete');
}
};
request.onerror = () => {
Whisper.Database.handleDOMException(
'clearStores request error',
request.error,
reject
);
};
});
}));
}
Whisper.Database.open = () => {
const { migrations } = Whisper.Database;
const { version } = migrations[migrations.length - 1];
const DBOpenRequest = window.indexedDB.open(Whisper.Database.id, version);
return new Promise(((resolve, reject) => {
// these two event handlers act on the IDBDatabase object,
// when the database is opened successfully, or not
DBOpenRequest.onerror = reject;
DBOpenRequest.onsuccess = () => resolve(DBOpenRequest.result);
// This event handles the event whereby a new version of
// the database needs to be created Either one has not
// been created before, or a new version number has been
// submitted via the window.indexedDB.open line above
DBOpenRequest.onupgradeneeded = reject;
}));
};
Whisper.Database.clear = async () => {
const db = await Whisper.Database.open();
return clearStores(db);
};
Whisper.Database.clearStores = async (storeNames) => {
const db = await Whisper.Database.open();
return clearStores(db, storeNames);
};
Whisper.Database.close = () => window.wrapDeferred(Backbone.sync('closeall'));
Whisper.Database.drop = () =>
new Promise(((resolve, reject) => {
const request = window.indexedDB.deleteDatabase(Whisper.Database.id);
request.onblocked = () => {
reject(new Error('Error deleting database: Blocked.'));
};
request.onupgradeneeded = () => {
reject(new Error('Error deleting database: Upgrade needed.'));
};
request.onerror = () => {
reject(new Error('Error deleting database.'));
};
request.onsuccess = resolve;
}));
Whisper.Database.migrations = [
{
version: '12.0',

19
js/modules/logs.js Normal file
View File

@ -0,0 +1,19 @@
const { ipcRenderer } = require('electron');
/* eslint-env node */
module.exports = {
deleteAll,
};
function deleteAll() {
return new Promise((resolve, reject) => {
ipcRenderer.once('delete-all-logs-complete', resolve);
setTimeout(() => {
reject(new Error('Request to delete all logs timed out'));
}, 5000);
ipcRenderer.send('delete-all-logs');
});
}

4
js/signal_protocol_store.js
View File

@ -860,14 +860,14 @@
ConversationController.reset(); // conversations store
// Then, the entire database:
return window.Whisper.Backup.clearDatabase();
return Whisper.Database.clear();
},
removeAllConfiguration: function() {
// First the in-memory cache for the items store:
window.storage.reset();
// Then anything in the database that isn't a message/conversation/group:
return window.Whisper.Backup.clearStores([
return Whisper.Database.clearStores([
'items',
'identityKeys',
'sessions',

6
js/views/import_view.js
View File

@ -35,7 +35,7 @@
return storage.put(IMPORT_LOCATION, location);
},
reset: function() {
return Whisper.Backup.clearDatabase();
return Whisper.Database.clear();
}
};
@ -129,7 +129,7 @@
// Wait for prior database interaction to complete
this.pending = this.pending.then(function() {
// For resilience to interruption, clear database both before and on failure
return Whisper.Backup.clearDatabase();
return Whisper.Import.reset();
}).then(function() {
return Promise.all([
Whisper.Import.start(),
@ -153,7 +153,7 @@
this.state = null;
this.render();
return Whisper.Backup.clearDatabase();
return Whisper.Import.reset();
}.bind(this));
},
finishLightImport: function(directory) {

50
js/views/settings_view.js
View File

@ -141,7 +141,7 @@
this.step = CLEAR_DATA_STEPS.DELETING;
this.render();
window.wrapDeferred(Backbone.sync('closeall')).then(function() {
Whisper.Database.close().then(function() {
console.log('All database connections closed. Starting delete.');
this.clearAllData();
}.bind(this), function(error) {
@ -150,44 +150,18 @@
}.bind(this));
},
clearAllData: function() {
var finishCount = 0;
var finish = function() {
finishCount += 1;
console.log('Deletion complete, finishCount is now', finishCount);
if (finishCount > 1) {
console.log('Deletion complete! Restarting now...');
window.restart();
}
};
var request = window.indexedDB.deleteDatabase('signal');
// None of the three of these should happen, since we close all database
// connections first. However, testing indicates that even if one of these
// handlers fires, the database is still deleted on restart.
request.onblocked = function(event) {
console.log('Error deleting database: Blocked.');
finish();
};
request.onupgradeneeded = function(event) {
console.log('Error deleting database: Upgrade needed.');
finish();
};
request.onerror = function(event) {
console.log('Error deleting database.');
finish();
};
request.onsuccess = function(event) {
console.log('Database deleted successfully.');
finish();
};
Whisper.events.once('deleteAllLogsComplete', function() {
console.log('Log deleted successfully.');
finish();
Promise.all([
Signal.Logs.deleteAll(),
Whisper.Database.drop(),
]).then(function() {
window.restart();
}, function(error) {
console.log(
'Something went wrong deleting all data:',
error && error.stack ? error.stack : error
);
window.restart();
});
window.deleteAllLogs();
},
render_attributes: function() {
return {

10
preload.js
View File

@ -43,18 +43,10 @@
ipc.send('update-tray-icon', unreadCount);
};
window.deleteAllLogs = function() {
ipc.send('delete-all-logs');
}
ipc.on('debug-log', function() {
Whisper.events.trigger('showDebugLog');
});
ipc.on('delete-all-logs-complete', function() {
Whisper.events.trigger('deleteAllLogsComplete');
});
ipc.on('set-up-with-import', function() {
Whisper.events.trigger('setupWithImport');
});
@ -115,6 +107,8 @@
// ES2015+ modules
window.Signal = window.Signal || {};
window.Signal.OS = require('./js/modules/os');
window.Signal.Logs = require('./js/modules/logs');
window.Signal.Types = window.Signal.Types || {};
window.Signal.Types.Attachment = require('./js/modules/types/attachment');
window.Signal.Types.Errors = require('./js/modules/types/errors');

31
test/backup_test.js
View File

@ -1,37 +1,6 @@
'use strict';
describe('Backup', function() {
describe('handleDOMException', function() {
it('handles null, still calls reject', function() {
var called = 0;
var reject = function() {
called += 1;
};
var error = null;
var prefix = 'something';
Whisper.Backup.handleDOMException(prefix, error, reject);
assert.strictEqual(called, 1);
});
it('handles object code and message', function() {
var called = 0;
var reject = function() {
called += 1;
};
var error = {
code: 4,
message: 'some cryptic error',
};
var prefix = 'something';
Whisper.Backup.handleDOMException(prefix, error, reject);
assert.strictEqual(called, 1);
});
});
describe('sanitizeFileName', function() {
it('leaves a basic string alone', function() {
var initial = 'Hello, how are you #5 (\'fine\' + great).jpg';

34
test/database_test.js Normal file
View File

@ -0,0 +1,34 @@
'use strict';
describe('Database', function() {
describe('handleDOMException', function() {
it('handles null, still calls reject', function() {
var called = 0;
var reject = function() {
called += 1;
};
var error = null;
var prefix = 'something';
Whisper.Database.handleDOMException(prefix, error, reject);
assert.strictEqual(called, 1);
});
it('handles object code and message', function() {
var called = 0;
var reject = function() {
called += 1;
};
var error = {
code: 4,
message: 'some cryptic error',
};
var prefix = 'something';
Whisper.Database.handleDOMException(prefix, error, reject);
assert.strictEqual(called, 1);
});
});
});

1
test/index.html
View File

@ -640,6 +640,7 @@
<script type="text/javascript" src="emoji_util_test.js"></script>
<script type="text/javascript" src="reliable_trigger_test.js"></script>
<script type="text/javascript" src="backup_test.js"></script>
<script type="text/javascript" src="database_test.js"></script>
<script type="text/javascript" src="i18n_test.js"></script>
<script type="text/javascript" src="spellcheck_test.js"></script>