CookieDatabaseBackingStore.cpp [plain text]
#define ENABLE_COOKIE_DEBUG 0
#include "config.h"
#include "CookieDatabaseBackingStore.h"
#include "CookieManager.h"
#include "Logging.h"
#include "ParsedCookie.h"
#include "SQLiteStatement.h"
#include "SQLiteTransaction.h"
#include <wtf/text/StringBuilder.h>
#include <wtf/text/WTFString.h>
#if ENABLE_COOKIE_DEBUG
#include <BlackBerryPlatformLog.h>
#define CookieLog(format, ...) BlackBerry::Platform::logAlways(BlackBerry::Platform::LogLevelInfo, format, ## __VA_ARGS__)
#else
#define CookieLog(format, ...)
#endif
#include <BlackBerryPlatformExecutableMessage.h>
using BlackBerry::Platform::MessageClient;
using BlackBerry::Platform::TypedReplyBuffer;
using BlackBerry::Platform::createMethodCallMessage;
static const double s_databaseTimerInterval = 2;
namespace WebCore {
CookieDatabaseBackingStore::CookieDatabaseBackingStore()
: MessageClient(MessageClient::ReplyFeature | MessageClient::SyncFeature)
, m_tableName("cookies") , m_dbTimer(this, &CookieDatabaseBackingStore::sendChangesToDatabaseTimerFired)
, m_insertStatement(0)
, m_updateStatement(0)
, m_deleteStatement(0)
{
m_dbTimerClient = new BlackBerry::Platform::GenericTimerClient(this);
m_dbTimer.setClient(m_dbTimerClient);
pthread_attr_t threadAttrs;
pthread_attr_init(&threadAttrs);
createThread("cookie_database", threadAttrs);
}
CookieDatabaseBackingStore::~CookieDatabaseBackingStore()
{
deleteGuardedObject(m_dbTimerClient);
m_dbTimerClient = 0;
CookieLog("CookieBackingStore - Destructing");
#ifndef NDEBUG
{
MutexLocker lock(m_mutex);
ASSERT(m_changedCookies.isEmpty());
}
#endif
}
void CookieDatabaseBackingStore::upgradeTableIfNeeded(const String& databaseFields, const String& primaryKeyFields)
{
ASSERT(isCurrentThread());
bool creationTimeExists = false;
bool protocolExists = false;
if (!m_db.tableExists(m_tableName))
return;
{
String query = "PRAGMA table_info(" + m_tableName + ");";
SQLiteStatement statement(m_db, query);
if (statement.prepare()) {
LOG_ERROR("Cannot prepare statement to query cookie table info. sql:%s", query.utf8().data());
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
return;
}
while (statement.step() == SQLResultRow) {
DEFINE_STATIC_LOCAL(String, creationTime, ("creationTime"));
DEFINE_STATIC_LOCAL(String, protocol, ("protocol"));
String name = statement.getColumnText(1);
if (name == creationTime)
creationTimeExists = true;
if (name == protocol)
protocolExists = true;
if (creationTimeExists && protocolExists)
return;
}
LOG(Network, "Need to update cookie table schema.");
}
Vector<String> commands;
String renameQuery = "ALTER TABLE " + m_tableName + " RENAME TO Backup_" + m_tableName + ";";
commands.append(renameQuery);
String createTableQuery("CREATE TABLE ");
createTableQuery += m_tableName;
createTableQuery += " (" + databaseFields + ", " + primaryKeyFields + ");";
commands.append(createTableQuery);
String migrationQuery("INSERT OR REPLACE INTO ");
migrationQuery += m_tableName;
migrationQuery += " SELECT *";
if (!creationTimeExists)
migrationQuery += ",''";
if (!protocolExists)
migrationQuery += ",''";
migrationQuery += " FROM Backup_" + m_tableName;
commands.append(migrationQuery);
if (!creationTimeExists) {
String setCreationTimeQuery = "UPDATE " + m_tableName + " SET creationTime = lastAccessed;";
commands.append(setCreationTimeQuery);
}
if (!protocolExists) {
String setProtocolQuery = "UPDATE " + m_tableName + " SET protocol = 'http' WHERE isSecure = '0';";
String setProtocolQuery2 = "UPDATE " + m_tableName + " SET protocol = 'https' WHERE isSecure = '1';";
commands.append(setProtocolQuery);
commands.append(setProtocolQuery2);
}
String dropBackupQuery = "DROP TABLE IF EXISTS Backup_" + m_tableName + ";";
commands.append(dropBackupQuery);
SQLiteTransaction transaction(m_db, false);
transaction.begin();
size_t commandSize = commands.size();
for (size_t i = 0; i < commandSize; ++i) {
if (!m_db.executeCommand(commands[i])) {
LOG_ERROR("Failed to alter cookie table when executing sql:%s", commands[i].utf8().data());
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
transaction.rollback();
ASSERT_NOT_REACHED();
String renameQuery = "ALTER TABLE " + m_tableName + " RENAME TO Backup2_" + m_tableName + ";";
if (!m_db.executeCommand(renameQuery)) {
LOG_ERROR("Failed to backup existing cookie table.");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
}
return;
}
}
transaction.commit();
LOG(Network, "Successfully updated cookie table schema.");
}
void CookieDatabaseBackingStore::open(const String& cookieJar)
{
dispatchMessage(createMethodCallMessage(&CookieDatabaseBackingStore::invokeOpen, this, cookieJar));
}
void CookieDatabaseBackingStore::invokeOpen(const String& cookieJar)
{
ASSERT(isCurrentThread());
if (m_db.isOpen())
close();
if (!m_db.open(cookieJar)) {
LOG_ERROR("Could not open the cookie database. No cookie will be stored!");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
return;
}
m_db.executeCommand("PRAGMA locking_mode=EXCLUSIVE;");
m_db.executeCommand("PRAGMA journal_mode=TRUNCATE;");
const String primaryKeyFields("PRIMARY KEY (protocol, host, path, name)");
const String databaseFields("name TEXT, value TEXT, host TEXT, path TEXT, expiry DOUBLE, lastAccessed DOUBLE, isSecure INTEGER, isHttpOnly INTEGER, creationTime DOUBLE, protocol TEXT");
upgradeTableIfNeeded(databaseFields, primaryKeyFields);
String createTableQuery("CREATE TABLE IF NOT EXISTS ");
createTableQuery += m_tableName;
createTableQuery += " (" + databaseFields + ", " + primaryKeyFields+");";
if (!m_db.executeCommand(createTableQuery)) {
LOG_ERROR("Could not create the table to store the cookies into. No cookie will be stored!");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
close();
return;
}
String insertQuery("INSERT OR REPLACE INTO ");
insertQuery += m_tableName;
insertQuery += " (name, value, host, path, expiry, lastAccessed, isSecure, isHttpOnly, creationTime, protocol) VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10);";
m_insertStatement = new SQLiteStatement(m_db, insertQuery);
if (m_insertStatement->prepare()) {
LOG_ERROR("Cannot save cookies");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
}
String updateQuery("UPDATE ");
updateQuery += m_tableName;
updateQuery += " SET name = ?1, value = ?2, host = ?3, path = ?4, expiry = ?5, lastAccessed = ?6, isSecure = ?7, isHttpOnly = ?8, creationTime = ?9, protocol = ?10 where name = ?1 and host = ?3 and path = ?4;";
m_updateStatement = new SQLiteStatement(m_db, updateQuery);
if (m_updateStatement->prepare()) {
LOG_ERROR("Cannot update cookies");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
}
String deleteQuery("DELETE FROM ");
deleteQuery += m_tableName;
deleteQuery += " WHERE name=?1 and host=?2 and path=?3 and protocol=?4;";
m_deleteStatement = new SQLiteStatement(m_db, deleteQuery);
if (m_deleteStatement->prepare()) {
LOG_ERROR("Cannot delete cookies");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
}
}
void CookieDatabaseBackingStore::close()
{
ASSERT(isCurrentThread());
CookieLog("CookieBackingStore - Closing");
size_t changedCookiesSize;
{
MutexLocker lock(m_mutex);
if (m_dbTimer.started())
m_dbTimer.stop();
changedCookiesSize = m_changedCookies.size();
}
if (changedCookiesSize > 0)
invokeSendChangesToDatabase();
delete m_insertStatement;
m_insertStatement = 0;
delete m_updateStatement;
m_updateStatement = 0;
delete m_deleteStatement;
m_deleteStatement = 0;
if (m_db.isOpen())
m_db.close();
}
void CookieDatabaseBackingStore::insert(const ParsedCookie* cookie)
{
CookieLog("CookieBackingStore - adding inserting cookie %s to queue.", cookie->toString().utf8().data());
addToChangeQueue(cookie, Insert);
}
void CookieDatabaseBackingStore::update(const ParsedCookie* cookie)
{
CookieLog("CookieBackingStore - adding updating cookie %s to queue.", cookie->toString().utf8().data());
addToChangeQueue(cookie, Update);
}
void CookieDatabaseBackingStore::remove(const ParsedCookie* cookie)
{
CookieLog("CookieBackingStore - adding deleting cookie %s to queue.", cookie->toString().utf8().data());
addToChangeQueue(cookie, Delete);
}
void CookieDatabaseBackingStore::removeAll()
{
dispatchMessage(createMethodCallMessage(&CookieDatabaseBackingStore::invokeRemoveAll, this));
}
void CookieDatabaseBackingStore::invokeRemoveAll()
{
ASSERT(isCurrentThread());
if (!m_db.isOpen())
return;
CookieLog("CookieBackingStore - remove All cookies from backingstore");
{
MutexLocker lock(m_mutex);
m_changedCookies.clear();
}
String deleteQuery("DELETE FROM ");
deleteQuery += m_tableName;
deleteQuery += ";";
SQLiteStatement deleteStatement(m_db, deleteQuery);
if (deleteStatement.prepare()) {
LOG_ERROR("Could not prepare DELETE * statement");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
return;
}
if (!deleteStatement.executeCommand()) {
LOG_ERROR("Cannot delete cookie from database");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
return;
}
}
void CookieDatabaseBackingStore::getCookiesFromDatabase(Vector<ParsedCookie*>& stackOfCookies, unsigned int limit)
{
TypedReplyBuffer< Vector<ParsedCookie*>* > replyBuffer(0);
dispatchMessage(createMethodCallMessageWithReturn(&CookieDatabaseBackingStore::invokeGetCookiesWithLimit, &replyBuffer, this, limit));
Vector<ParsedCookie*>* cookies = replyBuffer.pointer();
stackOfCookies.swap(*cookies);
delete cookies;
}
Vector<ParsedCookie*>* CookieDatabaseBackingStore::invokeGetCookiesWithLimit(unsigned int limit)
{
ASSERT(isCurrentThread());
if (!m_db.isOpen())
return 0;
StringBuilder selectQuery;
selectQuery.append("SELECT name, value, host, path, expiry, lastAccessed, isSecure, isHttpOnly, creationTime, protocol FROM ");
selectQuery.append(m_tableName);
if (limit > 0) {
selectQuery.append(" ORDER BY lastAccessed ASC");
selectQuery.append(" LIMIT " + String::number(limit));
}
selectQuery.append(";");
CookieLog("CookieBackingStore - invokeGetAllCookies with select query %s", selectQuery.toString().utf8().data());
SQLiteStatement selectStatement(m_db, selectQuery.toString());
if (selectStatement.prepare()) {
LOG_ERROR("Cannot retrieved cookies from the database");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
return 0;
}
Vector<ParsedCookie*>* cookies = new Vector<ParsedCookie*>;
while (selectStatement.step() == SQLResultRow) {
String name = selectStatement.getColumnText(0);
String value = selectStatement.getColumnText(1);
String domain = selectStatement.getColumnText(2);
String path = selectStatement.getColumnText(3);
double expiry = selectStatement.getColumnDouble(4);
double lastAccessed = selectStatement.getColumnDouble(5);
bool isSecure = selectStatement.getColumnInt(6);
bool isHttpOnly = selectStatement.getColumnInt(7);
double creationTime = selectStatement.getColumnDouble(8);
String protocol = selectStatement.getColumnText(9);
cookies->append(new ParsedCookie(name, value, domain, protocol, path, expiry, lastAccessed, creationTime, isSecure, isHttpOnly));
}
return cookies;
}
void CookieDatabaseBackingStore::sendChangesToDatabaseSynchronously()
{
CookieLog("CookieBackingStore - sending to database immediately");
{
MutexLocker lock(m_mutex);
if (m_dbTimer.started())
m_dbTimer.stop();
}
dispatchSyncMessage(createMethodCallMessage(&CookieDatabaseBackingStore::invokeSendChangesToDatabase, this));
}
void CookieDatabaseBackingStore::sendChangesToDatabase(int nextInterval)
{
MutexLocker lock(m_mutex);
if (!m_dbTimer.started()) {
CookieLog("CookieBackingStore - Starting one shot send to database");
m_dbTimer.start(nextInterval);
} else {
#ifndef NDEBUG
CookieLog("CookieBackingStore - Timer already running, skipping this request");
#endif
}
}
void CookieDatabaseBackingStore::sendChangesToDatabaseTimerFired()
{
dispatchMessage(createMethodCallMessage(&CookieDatabaseBackingStore::invokeSendChangesToDatabase, this));
}
void CookieDatabaseBackingStore::invokeSendChangesToDatabase()
{
ASSERT(isCurrentThread());
if (!m_db.isOpen()) {
LOG_ERROR("Timer Fired, but database is closed.");
return;
}
Vector<CookieAction> changedCookies;
{
MutexLocker lock(m_mutex);
changedCookies.swap(m_changedCookies);
ASSERT(m_changedCookies.isEmpty());
}
if (changedCookies.isEmpty()) {
CookieLog("CookieBackingStore - Timer fired, but no cookies in changelist");
return;
}
CookieLog("CookieBackingStore - Timer fired, sending changes to database. We have %d changes", changedCookies.size());
SQLiteTransaction transaction(m_db, false);
transaction.begin();
size_t sizeOfChange = changedCookies.size();
for (size_t i = 0; i < sizeOfChange; i++) {
SQLiteStatement* m_statement;
const ParsedCookie cookie = changedCookies[i].first;
UpdateParameter action = changedCookies[i].second;
if (action == Delete) {
m_statement = m_deleteStatement;
CookieLog("CookieBackingStore - deleting cookie %s.", cookie.toString().utf8().data());
if (m_statement->bindText(1, cookie.name()) || m_statement->bindText(2, cookie.domain())
|| m_statement->bindText(3, cookie.path()) || m_statement->bindText(4, cookie.protocol())) {
LOG_ERROR("Cannot bind cookie data to delete");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
ASSERT_NOT_REACHED();
continue;
}
} else {
if (action == Update) {
CookieLog("CookieBackingStore - updating cookie %s.", cookie.toString().utf8().data());
m_statement = m_updateStatement;
} else {
CookieLog("CookieBackingStore - inserting cookie %s.", cookie.toString().utf8().data());
m_statement = m_insertStatement;
}
if (m_statement->bindText(1, cookie.name()) || m_statement->bindText(2, cookie.value())
|| m_statement->bindText(3, cookie.domain()) || m_statement->bindText(4, cookie.path())
|| m_statement->bindDouble(5, cookie.expiry()) || m_statement->bindDouble(6, cookie.lastAccessed())
|| m_statement->bindInt64(7, cookie.isSecure()) || m_statement->bindInt64(8, cookie.isHttpOnly())
|| m_statement->bindDouble(9, cookie.creationTime()) || m_statement->bindText(10, cookie.protocol())) {
LOG_ERROR("Cannot bind cookie data to save");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
ASSERT_NOT_REACHED();
continue;
}
}
int rc = m_statement->step();
m_statement->reset();
if (rc != SQLResultOk && rc != SQLResultDone) {
LOG_ERROR("Cannot make call to the database");
LOG_ERROR("SQLite Error Message: %s", m_db.lastErrorMsg());
ASSERT_NOT_REACHED();
continue;
}
}
transaction.commit();
CookieLog("CookieBackingStore - transaction complete");
}
void CookieDatabaseBackingStore::addToChangeQueue(const ParsedCookie* changedCookie, UpdateParameter actionParam)
{
ASSERT(!changedCookie->isSession());
ParsedCookie cookieCopy(changedCookie);
CookieAction action(cookieCopy, actionParam);
{
MutexLocker lock(m_mutex);
m_changedCookies.append(action);
CookieLog("CookieBackingStore - m_changedcookies has %d.", m_changedCookies.size());
}
sendChangesToDatabase(s_databaseTimerInterval);
}
}