mirror of
https://github.com/keepassxreboot/keepassxc.git
synced 2024-09-19 23:56:10 +00:00
Replaced qhttpserver with libmicrohttp.
The qhttpserver seems to be riddled with memory leaks and was continuously crashing. I don't know Qt well enough to fix it so I have replaced it with libmicrohttp. This is not nearly as elegant but it is much more stable.
This commit is contained in:
Keith Bennett
parent
2cd6787141
commit
b27ba03d42
@ -172,6 +172,8 @@ if(NOT (${GCRYPT_VERSION_STRING} VERSION_LESS "1.6.0"))
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set(GCRYPT_HAS_SALSA20 1)
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endif()
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find_package(LibMicroHTTPD REQUIRED)
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find_package(ZLIB REQUIRED)
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check_cxx_source_compiles("
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9
cmake/FindLibMicroHTTPD.cmake
Normal file
9
cmake/FindLibMicroHTTPD.cmake
Normal file
@ -0,0 +1,9 @@
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find_path(MHD_INCLUDE_DIR microhttpd.h)
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find_library(MHD_LIBRARIES microhttpd)
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mark_as_advanced(MHD_LIBRARIES MHD_INCLUDE_DIR)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(LibMicroHTTPD DEFAULT_MSG MHD_LIBRARIES MHD_INCLUDE_DIR)
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@ -237,7 +237,6 @@ add_library(keepassx_core STATIC ${keepassx_SOURCES})
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set_target_properties(keepassx_core PROPERTIES COMPILE_DEFINITIONS KEEPASSX_BUILDING_CORE)
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add_subdirectory(gui/qocoa)
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add_subdirectory(http/qhttpserver)
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add_subdirectory(http/qjson)
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add_executable(${PROGNAME} WIN32 MACOSX_BUNDLE ${keepassx_SOURCES_MAINEXE})
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@ -245,7 +244,7 @@ target_link_libraries(${PROGNAME}
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keepassx_core
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Qocoa
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qjson
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qhttpserver
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${MHD_LIBRARIES}
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${QT_QTCORE_LIBRARY}
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${QT_QTGUI_LIBRARY}
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${QT_QTNETWORK_LIBRARY}
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@ -42,17 +42,19 @@
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class HttpPlugin: public ISettingsPage {
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public:
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HttpPlugin(DatabaseTabWidget * tabWidget): m_service(new Service(tabWidget)) {
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HttpPlugin(DatabaseTabWidget * tabWidget) {
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m_service = new Service(tabWidget);
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}
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virtual ~HttpPlugin() {
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//delete m_service;
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}
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virtual QString name() {
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return QObject::tr("Http");
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}
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virtual QWidget * createWidget() {
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OptionDialog * dlg = new OptionDialog();
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QObject::connect(dlg, SIGNAL(removeSharedEncryptionKeys()), m_service.data(), SLOT(removeSharedEncryptionKeys()));
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QObject::connect(dlg, SIGNAL(removeStoredPermissions()), m_service.data(), SLOT(removeStoredPermissions()));
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QObject::connect(dlg, SIGNAL(removeSharedEncryptionKeys()), m_service, SLOT(removeSharedEncryptionKeys()));
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QObject::connect(dlg, SIGNAL(removeStoredPermissions()), m_service, SLOT(removeStoredPermissions()));
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return dlg;
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}
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virtual void loadSettings(QWidget * widget) {
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@ -66,7 +68,7 @@ public:
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m_service->stop();
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}
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private:
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QScopedPointer<Service> m_service;
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Service *m_service;
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};
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const QString MainWindow::BaseWindowTitle = "KeePassX";
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@ -12,37 +12,17 @@
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*/
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#include "Server.h"
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#include "qhttpserver/qhttpserver.h"
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#include "qhttpserver/qhttprequest.h"
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#include "qhttpserver/qhttpresponse.h"
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#include <microhttpd.h>
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#include "Protocol.h"
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#include "crypto/Crypto.h"
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#include <QtCore/QHash>
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#include <QtCore/QCryptographicHash>
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#include <QtGui/QMessageBox>
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#include <QEventLoop>
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using namespace KeepassHttpProtocol;
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Request
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////////////////////////////////////////////////////////////////////////////////////////////////////
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RequestHandler::RequestHandler(QHttpRequest *request, QHttpResponse *response): m_request(request), m_response(response)
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{
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m_request->storeBody();
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connect(m_request, SIGNAL(end()), this, SLOT(onEnd()));
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connect(m_response, SIGNAL(done()), this, SLOT(deleteLater()));
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}
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RequestHandler::~RequestHandler()
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{
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delete m_request;
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}
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void RequestHandler::onEnd()
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{
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Q_EMIT requestComplete(m_request, m_response);
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}
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using namespace KeepassHttpProtocol;
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////////////////////////////////////////////////////////////////////////////////////////////////////
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@ -51,71 +31,14 @@ void RequestHandler::onEnd()
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Server::Server(QObject *parent) :
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QObject(parent),
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m_httpServer(new QHttpServer(this)),
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m_started(false)
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{
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connect(m_httpServer, SIGNAL(newRequest(QHttpRequest*,QHttpResponse*)), this, SLOT(handleRequest(QHttpRequest*,QHttpResponse*)));
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connect(this, SIGNAL(emitRequest(const QByteArray, QByteArray*)),
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this, SLOT(handleRequest(const QByteArray, QByteArray*)));
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connect(this, SIGNAL(emitOpenDatabase(bool*)),
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this, SLOT(handleOpenDatabase(bool*)));
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}
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void Server::start()
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{
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if (m_started)
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return;
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static const int PORT = 19455;
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m_started = m_httpServer->listen(QHostAddress::LocalHost, PORT)
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|| m_httpServer->listen(QHostAddress::LocalHostIPv6, PORT);
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}
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void Server::stop()
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{
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if (!m_started)
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return;
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m_httpServer->close();
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m_started = false;
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}
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void Server::handleRequest(QHttpRequest *request, QHttpResponse *response)
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{
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RequestHandler * h = new RequestHandler(request, response);
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connect(h, SIGNAL(requestComplete(QHttpRequest*,QHttpResponse*)), this, SLOT(handleRequestComplete(QHttpRequest*,QHttpResponse*)));
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}
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void Server::handleRequestComplete(QHttpRequest *request, QHttpResponse *response)
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{
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Request r;
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if (!isDatabaseOpened() && !openDatabase()) {
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response->writeHead(QHttpResponse::STATUS_SERVICE_UNAVAILABLE);
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response->end();
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} else if (request->header("content-type").compare("application/json", Qt::CaseInsensitive) == 0 &&
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r.fromJson(request->body())) {
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QByteArray hash = QCryptographicHash::hash((getDatabaseRootUuid() + getDatabaseRecycleBinUuid()).toUtf8(),
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QCryptographicHash::Sha1).toHex();
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Response protocolResp(r, QString::fromAscii(hash));
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switch(r.requestType()) {
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case INVALID: break;
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case TEST_ASSOCIATE: testAssociate(r, &protocolResp); break;
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case ASSOCIATE: associate(r, &protocolResp); break;
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case GET_LOGINS: getLogins(r, &protocolResp); break;
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case GET_LOGINS_COUNT: getLoginsCount(r, &protocolResp); break;
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case GET_ALL_LOGINS: getAllLogins(r, &protocolResp); break;
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case SET_LOGIN: setLogin(r, &protocolResp); break;
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case GENERATE_PASSWORD: generatePassword(r, &protocolResp); break;
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}
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QByteArray s = protocolResp.toJson().toUtf8();
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response->setHeader("Content-Type", "application/json");
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response->setHeader("Content-Length", QString::number(s.size()));
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response->writeHead(QHttpResponse::STATUS_OK);
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response->write(s);
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response->end();
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} else {
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response->writeHead(QHttpResponse::STATUS_BAD_REQUEST);
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response->end();
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}
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}
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void Server::testAssociate(const Request& r, Response * protocolResp)
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{
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@ -202,6 +125,39 @@ void Server::setLogin(const Request &r, Response *protocolResp)
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protocolResp->setVerifier(key);
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}
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int Server::send_response(struct MHD_Connection *connection, const char *page)
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{
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int ret;
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struct MHD_Response *response;
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response = MHD_create_response_from_buffer(
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strlen(page), static_cast<void*>(const_cast<char*>(page)),
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MHD_RESPMEM_PERSISTENT);
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if (!response) return MHD_NO;
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MHD_add_response_header (response, "Content-Type", "application/json");
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ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
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MHD_destroy_response (response);
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return ret;
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}
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int Server::send_unavailable(struct MHD_Connection *connection)
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{
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int ret;
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struct MHD_Response *response;
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response = MHD_create_response_from_buffer(0, NULL, MHD_RESPMEM_PERSISTENT);
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if (!response) return MHD_NO;
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ret = MHD_queue_response (connection, MHD_HTTP_SERVICE_UNAVAILABLE, response);
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MHD_destroy_response (response);
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return ret;
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}
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void Server::generatePassword(const Request &r, Response *protocolResp)
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{
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QString key = getKey(r.id());
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@ -217,3 +173,153 @@ void Server::generatePassword(const Request &r, Response *protocolResp)
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memset(password.data(), 0, password.length());
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}
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int Server::request_handler_wrapper(void *me, struct MHD_Connection *connection,
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const char *url, const char *method, const char *version,
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const char *upload_data, size_t *upload_data_size, void **con_cls)
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{
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Server *myself = static_cast<Server*>(me);
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if (myself)
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return myself->request_handler(connection, url, method, version,
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upload_data, upload_data_size, con_cls);
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else
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return MHD_NO;
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}
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void Server::handleRequest(const QByteArray in, QByteArray *out)
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{
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*out = QByteArray();
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Request r;
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if (!r.fromJson(in))
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return;
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QByteArray hash = QCryptographicHash::hash(
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(getDatabaseRootUuid() + getDatabaseRecycleBinUuid()).toUtf8(),
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QCryptographicHash::Sha1).toHex();
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Response protocolResp(r, QString::fromAscii(hash));
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switch(r.requestType()) {
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case INVALID: break;
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case TEST_ASSOCIATE: testAssociate(r, &protocolResp); break;
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case ASSOCIATE: associate(r, &protocolResp); break;
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case GENERATE_PASSWORD: generatePassword(r, &protocolResp); break;
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case GET_LOGINS: getLogins(r, &protocolResp); break;
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case GET_LOGINS_COUNT: getLoginsCount(r, &protocolResp); break;
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case GET_ALL_LOGINS: getAllLogins(r, &protocolResp); break;
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case SET_LOGIN: setLogin(r, &protocolResp); break;
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}
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*out = protocolResp.toJson().toUtf8();
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Q_EMIT donewrk();
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}
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void Server::handleOpenDatabase(bool *success)
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{
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*success = openDatabase();
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Q_EMIT donewrk();
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}
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int Server::request_handler(struct MHD_Connection *connection,
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const char *, const char *method, const char *,
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const char *upload_data, size_t *upload_data_size, void **con_cls)
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{
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struct Server::connection_info_struct *con_info =
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static_cast<struct Server::connection_info_struct*>(*con_cls);
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if (!isDatabaseOpened()) {
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bool success;
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QEventLoop loop1;
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loop1.connect(this, SIGNAL(donewrk()), SLOT(quit()));
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Q_EMIT emitOpenDatabase(&success);
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loop1.exec();
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if (!success)
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return send_unavailable(connection);
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}
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if (con_info == NULL) {
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*con_cls = calloc(1, sizeof(*con_info));
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return MHD_YES;
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}
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if (strcmp (method, MHD_HTTP_METHOD_POST) != 0)
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return MHD_NO;
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if (*upload_data_size == 0) {
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if (con_info && con_info->response)
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return send_response(connection, con_info->response);
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else
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return MHD_NO;
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}
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QString type = MHD_lookup_connection_value(connection,
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MHD_HEADER_KIND, "Content-Type");
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if (!type.contains("application/json", Qt::CaseInsensitive))
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return MHD_NO;
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// Now process the POST request
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QByteArray post = QByteArray(upload_data, *upload_data_size);
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QByteArray s;
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QEventLoop loop;
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loop.connect(this, SIGNAL(donewrk()), SLOT(quit()));
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Q_EMIT emitRequest(post, &s);
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loop.exec();
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if (s.size() == 0)
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return MHD_NO;
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con_info->response = static_cast<char*>(calloc(1, s.size()+1));
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memcpy(con_info->response, s.data(), s.size());
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*upload_data_size = 0;
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return MHD_YES;
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}
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void Server::request_completed(void *, struct MHD_Connection *,
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void **con_cls, enum MHD_RequestTerminationCode)
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{
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struct Server::connection_info_struct *con_info =
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static_cast<struct Server::connection_info_struct*>(*con_cls);
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if (con_info == NULL)
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return;
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if (con_info->response) free(con_info->response);
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free(con_info);
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*con_cls = NULL;
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}
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void Server::start(void)
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{
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if (m_started) return;
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static const int PORT = 19455;
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daemon = MHD_start_daemon(MHD_USE_SELECT_INTERNALLY, PORT, NULL, NULL,
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&this->request_handler_wrapper, this,
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MHD_OPTION_NOTIFY_COMPLETED,
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this->request_completed, NULL,
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MHD_OPTION_END);
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m_started = true;
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}
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void Server::stop(void)
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{
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if (!m_started)
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return;
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MHD_stop_daemon(daemon);
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m_started = false;
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}
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@ -16,10 +16,8 @@
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#include <QtCore/QObject>
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#include <QtCore/QList>
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#include <microhttpd.h>
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class QHttpServer;
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class QHttpRequest;
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class QHttpResponse;
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namespace KeepassHttpProtocol {
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@ -27,24 +25,6 @@ class Request;
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class Response;
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class Entry;
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class RequestHandler: public QObject {
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Q_OBJECT
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public:
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RequestHandler(QHttpRequest *request, QHttpResponse *response);
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~RequestHandler();
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private Q_SLOTS:
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void onEnd();
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Q_SIGNALS:
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void requestComplete(QHttpRequest *request, QHttpResponse *response);
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private:
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QHttpRequest * m_request;
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QHttpResponse *m_response;
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};
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class Server : public QObject
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{
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Q_OBJECT
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@ -70,8 +50,13 @@ public Q_SLOTS:
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void stop();
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private Q_SLOTS:
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void handleRequest(QHttpRequest * request, QHttpResponse* response);
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void handleRequestComplete(QHttpRequest * request, QHttpResponse* response);
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void handleRequest(const QByteArray in, QByteArray *out);
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void handleOpenDatabase(bool *success);
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Q_SIGNALS:
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void emitRequest(const QByteArray in, QByteArray *out);
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void emitOpenDatabase(bool *success);
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void donewrk();
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private:
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void testAssociate(const KeepassHttpProtocol::Request &r, KeepassHttpProtocol::Response *protocolResp);
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@ -82,8 +67,25 @@ private:
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void setLogin(const KeepassHttpProtocol::Request &r, KeepassHttpProtocol::Response *protocolResp);
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void generatePassword(const KeepassHttpProtocol::Request &r, KeepassHttpProtocol::Response *protocolResp);
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QHttpServer * const m_httpServer;
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static int request_handler_wrapper(void *me,
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struct MHD_Connection *connection,
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const char *url, const char *method, const char *version,
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const char *upload_data, size_t *upload_data_size, void **con_cls);
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static void request_completed(void *, struct MHD_Connection *,
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void **con_cls, enum MHD_RequestTerminationCode);
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int request_handler(struct MHD_Connection *connection,
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const char *, const char *method, const char *,
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const char *upload_data, size_t *upload_data_size, void **con_cls);
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int send_response(struct MHD_Connection *connection, const char *page);
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int send_unavailable(struct MHD_Connection *connection);
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bool m_started;
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struct MHD_Daemon *daemon;
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struct connection_info_struct {
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char *response;
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};
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};
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} /*namespace KeepassHttpProtocol*/
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