Merge branch 'dev' of github.com:amnezia-vpn/desktop-client into feature/qt6-libssh-support

2023-03-19 15:00:34 +03:00 · 2023-03-19 15:00:34 +03:00 · 6272ae842c
commit 6272ae842c
parent 2d30f86cc6 7eb1a4b489
40 changed files with 619 additions and 263 deletions
--- a/client/CMakeLists.txt
+++ b/client/CMakeLists.txt
@ -281,13 +281,14 @@ if(IOS)

    find_library(FW_AUTHENTICATIONSERVICES AuthenticationServices)
    find_library(FW_UIKIT UIKit)
+    find_library(FW_AVFOUNDATION AVFoundation)
    find_library(FW_FOUNDATION Foundation)
    find_library(FW_STOREKIT StoreKit)
    find_library(FW_USERNOTIFICATIONS UserNotifications)

    set(LIBS ${LIBS} 
        ${FW_AUTHENTICATIONSERVICES} ${FW_UIKIT} 
-        ${FW_FOUNDATION} ${FW_STOREKIT} 
+        ${FW_AVFOUNDATION} ${FW_FOUNDATION} ${FW_STOREKIT}
        ${FW_USERNOTIFICATIONS}
    )

@ -440,14 +441,13 @@ if(IOS)
        PROPERTIES MACOSX_PACKAGE_LOCATION "Resources"
    )

-target_sources(${PROJECT} PRIVATE
-    ${CMAKE_CURRENT_LIST_DIR}/ios/Media.xcassets
-
-)
-set_source_files_properties(
-    ${CMAKE_CURRENT_LIST_DIR}/ios/Media.xcassets
-    PROPERTIES MACOSX_PACKAGE_LOCATION "Resources"
-)
+    target_sources(${PROJECT} PRIVATE
+        ${CMAKE_CURRENT_LIST_DIR}/ios/Media.xcassets
+    )
+    set_source_files_properties(
+        ${CMAKE_CURRENT_LIST_DIR}/ios/Media.xcassets
+        PROPERTIES MACOSX_PACKAGE_LOCATION "Resources"
+    )

    add_subdirectory(ios/networkextension)
    add_dependencies(${PROJECT} networkextension)
@ -475,19 +475,13 @@ set_source_files_properties(
        )

    set_target_properties (${PROJECT} PROPERTIES XCODE_ATTRIBUTE_CODE_SIGN_STYLE Manual)
-
    set_target_properties(${PROJECT} PROPERTIES XCODE_ATTRIBUTE_PROVISIONING_PROFILE_SPECIFIER "match AppStore org.amnezia.AmneziaVPN")
-
    set_target_properties(${PROJECT} PROPERTIES XCODE_ATTRIBUTE_PROVISIONING_PROFILE_SPECIFIER[variant=Debug] "match Development org.amnezia.AmneziaVPN")

-
-    set_target_properties ("networkextension" PROPERTIES XCODE_ATTRIBUTE_CODE_SIGN_STYLE Manual)
-
+    set_target_properties("networkextension" PROPERTIES XCODE_ATTRIBUTE_CODE_SIGN_STYLE Manual)
    set_target_properties("networkextension" PROPERTIES XCODE_ATTRIBUTE_PROVISIONING_PROFILE_SPECIFIER "match AppStore org.amnezia.AmneziaVPN.network-extension")
-
    set_target_properties("networkextension" PROPERTIES XCODE_ATTRIBUTE_PROVISIONING_PROFILE_SPECIFIER[variant=Debug] "match Development org.amnezia.AmneziaVPN.network-extension")

-
 endif()

 if(ANDROID)
--- a/client/android/build.gradle
+++ b/client/android/build.gradle
@ -135,7 +135,7 @@ android {
    defaultConfig {
        resConfig "en"
        minSdkVersion = 24
-        targetSdkVersion = 30
+        targetSdkVersion = 31
        versionCode 10 // Change to a higher number
        versionName "2.0.10" // Change to a higher number

--- a/client/android/shadowsocks/build.gradle
+++ b/client/android/shadowsocks/build.gradle
@ -53,7 +53,7 @@ dependencies {
    implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:2.2.0"
    implementation "androidx.room:room-runtime:2.2.5" // runtime
    implementation "androidx.preference:preference:1.1.0"
-    implementation "androidx.work:work-runtime-ktx:2.3.4"
+    implementation "androidx.work:work-runtime-ktx:2.7.1"
    implementation "androidx.browser:browser:1.3.0-alpha01"
    implementation "androidx.constraintlayout:constraintlayout:1.1.3"
    implementation "com.google.android.material:material:1.2.0-alpha05"
--- a/client/android/shadowsocks/src/main/AndroidManifest.xml
+++ b/client/android/shadowsocks/src/main/AndroidManifest.xml
@ -68,7 +68,8 @@
            android:name="org.amnezia.vpn.shadowsocks.core.BootReceiver"
            android:directBootAware="true"
            android:enabled="false"
-            android:process=":QtOnlyProcess">
+            android:process=":QtOnlyProcess"
+            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.BOOT_COMPLETED" />
                <action android:name="android.intent.action.LOCKED_BOOT_COMPLETED" />
--- a/client/android/shadowsocks/src/main/java/org/amnezia/vpn/shadowsocks/core/Core.kt
+++ b/client/android/shadowsocks/src/main/java/org/amnezia/vpn/shadowsocks/core/Core.kt
@ -84,8 +84,9 @@ object Core {
    fun init(app: Application, configureClass: KClass<out Any>) {
        Core.app = app
        configureIntent = {
-            PendingIntent.getActivity(it, 0, Intent(it, configureClass.java)
-                    .setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT), 0)
+            PendingIntent.getActivity(it, 0,
+                Intent(it, configureClass.java).setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT),
+                PendingIntent.FLAG_IMMUTABLE or PendingIntent.FLAG_UPDATE_CURRENT)
        }

        if (Build.VERSION.SDK_INT >= 24) {  // migrate old files
@ -99,7 +100,6 @@ object Core {

        // overhead of debug mode is minimal: https://github.com/Kotlin/kotlinx.coroutines/blob/f528898/docs/debugging.md#debug-mode
        System.setProperty(DEBUG_PROPERTY_NAME, DEBUG_PROPERTY_VALUE_ON)
-        WorkManager.initialize(deviceStorage, Configuration.Builder().build())

        // handle data restored/crash
        if (Build.VERSION.SDK_INT >= 24 && DataStore.directBootAware &&
--- a/client/android/src/org/amnezia/vpn/NotificationUtil.kt
+++ b/client/android/src/org/amnezia/vpn/NotificationUtil.kt
@ -99,7 +99,7 @@ object NotificationUtil {
        val mainActivityName = "org.amnezia.vpn.qt.VPNActivity"
        val activity = Class.forName(mainActivityName)
        val intent = Intent(service, activity)
-        val pendingIntent = PendingIntent.getActivity(service, 0, intent, 0)
+        val pendingIntent = PendingIntent.getActivity(service, 0, intent, PendingIntent.FLAG_IMMUTABLE or PendingIntent.FLAG_UPDATE_CURRENT)
        // Build our notification
        sNotificationBuilder?.let {
            it.setSmallIcon(org.amnezia.vpn.R.drawable.ic_amnezia_round)
--- a/client/core/servercontroller.cpp
+++ b/client/core/servercontroller.cpp
@ -701,3 +701,49 @@ ErrorCode ServerController::isServerPortBusy(const ServerCredentials &credential
    }
    return ErrorCode::NoError;
 }
+
+ErrorCode ServerController::getAlreadyInstalledContainers(const ServerCredentials &credentials, QMap<DockerContainer, QJsonObject> &installedContainers)
+{
+    QString stdOut;
+    auto cbReadStdOut = [&](const QString &data, libssh::Client &) {
+        stdOut += data + "\n";
+        return ErrorCode::NoError;
+    };
+    auto cbReadStdErr = [&](const QString &data, libssh::Client &) {
+        stdOut += data + "\n";
+        return ErrorCode::NoError;
+    };
+
+    QString script = QString("sudo docker ps --format '{{.Names}} {{.Ports}}'");
+
+    ErrorCode errorCode = runScript(credentials, script, cbReadStdOut, cbReadStdErr);
+    if (errorCode != ErrorCode::NoError) {
+        return errorCode;
+    }
+
+    auto containersInfo = stdOut.split("\n");
+    for (auto &containerInfo : containersInfo) {
+        if (containerInfo.isEmpty()) {
+            continue;
+        }
+        const static QRegularExpression containerAndPortRegExp("(amnezia[-a-z]*).*?:([0-9]*)->[0-9]*/(udp|tcp).*");
+        QRegularExpressionMatch containerAndPortMatch = containerAndPortRegExp.match(containerInfo);
+        if (containerAndPortMatch.hasMatch()) {
+            QString name = containerAndPortMatch.captured(1);
+            QString port = containerAndPortMatch.captured(2);
+            QString transportProto = containerAndPortMatch.captured(3);
+            DockerContainer container = ContainerProps::containerFromString(name);
+            Proto mainProto = ContainerProps::defaultProtocol(container);
+            QJsonObject config {
+                { config_key::container, name },
+                { ProtocolProps::protoToString(mainProto), QJsonObject {
+                    { config_key::port, port },
+                    { config_key::transport_proto, transportProto }}
+                }
+            };
+            installedContainers.insert(container, config);
+        }
+    }
+
+    return ErrorCode::NoError;
+}
--- a/client/core/servercontroller.h
+++ b/client/core/servercontroller.h
@ -71,6 +71,7 @@ public:
    QString checkSshConnection(const ServerCredentials &credentials, ErrorCode *errorCode = nullptr);

    void setCancelInstallation(const bool cancel);
+    ErrorCode getAlreadyInstalledContainers(const ServerCredentials &credentials, QMap<DockerContainer, QJsonObject> &installedContainers);
 private:
    ErrorCode installDockerWorker(const ServerCredentials &credentials, DockerContainer container);
    ErrorCode prepareHostWorker(const ServerCredentials &credentials, DockerContainer container, const QJsonObject &config = QJsonObject());
--- a/client/resources.qrc
+++ b/client/resources.qrc
@ -163,5 +163,7 @@
        <file>images/svg/settings_suggest_black_24dp.svg</file>
        <file>server_scripts/website_tor/Dockerfile</file>
        <file>ui/qml/Controls/PopupWithQuestion.qml</file>
+        <file>ui/qml/Pages/PageAdvancedServerSettings.qml</file>
+        <file>ui/qml/Controls/PopupWarning.qml</file>
    </qresource>
 </RCC>
--- a/client/server_scripts/install_docker.sh
+++ b/client/server_scripts/install_docker.sh
@ -6,4 +6,5 @@ if [[ -f "$pm_apt" ]]; then export DEBIAN_FRONTEND=noninteractive; fi;\
 if [[ -z "$docker_service" ]]; then sudo $pm update -y -q; sudo $pm install -y -q curl $docker_pkg; fi;\
 docker_service=$(systemctl list-units --full -all | grep docker.service | grep -v inactive | grep -v dead | grep -v failed);\
 if [[ -z "$docker_service" ]]; then sleep 5 && sudo systemctl start docker && sleep 5; fi;\
+if [[ -f "$pm_yum" ]]; then sudo systemctl enable docker && sudo systemctl start docker; fi;\
 docker --version
--- a/client/ui/pages.h
+++ b/client/ui/pages.h
@ -24,7 +24,7 @@ enum class Page {Start = 0, NewServer, NewServerProtocols, Vpn,
           Wizard, WizardLow, WizardMedium, WizardHigh, WizardVpnMode, ServerConfiguringProgress,
           GeneralSettings, AppSettings, NetworkSettings, ServerSettings,
           ServerContainers, ServersList, ShareConnection,  Sites,
-           ProtocolSettings, ProtocolShare, QrDecoder, QrDecoderIos, About, ViewConfig};
+           ProtocolSettings, ProtocolShare, QrDecoder, QrDecoderIos, About, ViewConfig, AdvancedServerSettings};
 Q_ENUM_NS(Page)

 static void declareQmlPageEnum() {
--- a/client/ui/pages_logic/AdvancedServerSettingsLogic.cpp
+++ b/client/ui/pages_logic/AdvancedServerSettingsLogic.cpp
@ -0,0 +1,88 @@
+#include "AdvancedServerSettingsLogic.h"
+
+#include "VpnLogic.h"
+#include "ui/uilogic.h"
+#include "core/errorstrings.h"
+#include "core/servercontroller.h"
+
+AdvancedServerSettingsLogic::AdvancedServerSettingsLogic(UiLogic *uiLogic, QObject *parent): PageLogicBase(uiLogic, parent),
+      m_labelWaitInfoVisible{true},
+      m_pushButtonClearVisible{true},
+      m_pushButtonClearText{tr("Clear server from Amnezia software")}
+{
+}
+
+void AdvancedServerSettingsLogic::onUpdatePage()
+{
+    set_labelWaitInfoVisible(false);
+    set_labelWaitInfoText("");
+    set_pushButtonClearVisible(m_settings->haveAuthData(uiLogic()->m_selectedServerIndex));
+    const QJsonObject &server = m_settings->server(uiLogic()->m_selectedServerIndex);
+    const QString &port = server.value(config_key::port).toString();
+
+    const QString &userName = server.value(config_key::userName).toString();
+    const QString &hostName = server.value(config_key::hostName).toString();
+    QString name = QString("%1%2%3%4%5").arg(userName,
+                                             userName.isEmpty() ? "" : "@",
+                                             hostName,
+                                             port.isEmpty() ? "" : ":",
+                                             port);
+
+    set_labelServerText(name);
+
+    DockerContainer selectedContainer = m_settings->defaultContainer(uiLogic()->m_selectedServerIndex);
+    QString selectedContainerName = ContainerProps::containerHumanNames().value(selectedContainer);
+    set_labelCurrentVpnProtocolText(tr("Service: ") + selectedContainerName);
+}
+
+void AdvancedServerSettingsLogic::onPushButtonClearServerClicked()
+{
+    set_pageEnabled(false);
+    set_pushButtonClearText(tr("Uninstalling Amnezia software..."));
+
+    if (m_settings->defaultServerIndex() == uiLogic()->m_selectedServerIndex) {
+        uiLogic()->pageLogic<VpnLogic>()->onDisconnect();
+    }
+
+    ErrorCode e = m_serverController->removeAllContainers(m_settings->serverCredentials(uiLogic()->m_selectedServerIndex));
+    m_serverController->disconnectFromHost(m_settings->serverCredentials(uiLogic()->m_selectedServerIndex));
+    if (e) {
+        emit uiLogic()->showWarningMessage(tr("Error occurred while cleaning the server.") + "\n" +
+                                           tr("Error message: ") + errorString(e) + "\n" +
+                                           tr("See logs for details."));
+    } else {
+        set_labelWaitInfoVisible(true);
+        set_labelWaitInfoText(tr("Amnezia server successfully uninstalled"));
+    }
+
+    m_settings->setContainers(uiLogic()->m_selectedServerIndex, {});
+    m_settings->setDefaultContainer(uiLogic()->m_selectedServerIndex, DockerContainer::None);
+
+    set_pageEnabled(true);
+    set_pushButtonClearText(tr("Clear server from Amnezia software"));
+}
+
+void AdvancedServerSettingsLogic::onPushButtonScanServerClicked()
+{
+    set_labelWaitInfoVisible(false);
+    set_pageEnabled(false);
+
+    bool isServerCreated;
+    auto containersCount = m_settings->containers(uiLogic()->m_selectedServerIndex).size();
+    ErrorCode errorCode = uiLogic()->addAlreadyInstalledContainersGui(false, isServerCreated);
+    if (errorCode != ErrorCode::NoError) {
+        emit uiLogic()->showWarningMessage(tr("Error occurred while scanning the server.") + "\n" +
+                                           tr("Error message: ") + errorString(errorCode) + "\n" +
+                                           tr("See logs for details."));
+    }
+    auto newContainersCount = m_settings->containers(uiLogic()->m_selectedServerIndex).size();
+    if (containersCount != newContainersCount) {
+        emit uiLogic()->showWarningMessage(tr("All containers installed on the server are added to the GUI"));
+    } else {
+        emit uiLogic()->showWarningMessage(tr("No installed containers found on the server"));
+    }
+
+
+    onUpdatePage();
+    set_pageEnabled(true);
+}
--- a/client/ui/pages_logic/AdvancedServerSettingsLogic.h
+++ b/client/ui/pages_logic/AdvancedServerSettingsLogic.h
@ -0,0 +1,31 @@
+#ifndef ADVANCEDSERVERSETTINGSLOGIC_H
+#define ADVANCEDSERVERSETTINGSLOGIC_H
+
+#include "PageLogicBase.h"
+
+class UiLogic;
+
+class AdvancedServerSettingsLogic : public PageLogicBase
+{
+    Q_OBJECT
+
+    AUTO_PROPERTY(bool, labelWaitInfoVisible)
+    AUTO_PROPERTY(QString, labelWaitInfoText)
+
+    AUTO_PROPERTY(QString, pushButtonClearText)
+    AUTO_PROPERTY(bool, pushButtonClearVisible)
+
+    AUTO_PROPERTY(QString, labelServerText)
+    AUTO_PROPERTY(QString, labelCurrentVpnProtocolText)
+
+public:
+    explicit AdvancedServerSettingsLogic(UiLogic *uiLogic, QObject *parent = nullptr);
+    ~AdvancedServerSettingsLogic() = default;
+
+    Q_INVOKABLE void onUpdatePage() override;
+
+    Q_INVOKABLE void onPushButtonClearServerClicked();
+    Q_INVOKABLE void onPushButtonScanServerClicked();
+};
+
+#endif // ADVANCEDSERVERSETTINGSLOGIC_H
--- a/client/ui/pages_logic/AppSettingsLogic.cpp
+++ b/client/ui/pages_logic/AppSettingsLogic.cpp
@ -7,7 +7,6 @@

 #include <QDesktopServices>
 #include <QFileDialog>
-#include <QMessageBox>
 #include <QStandardPaths>

 using namespace amnezia;
@ -96,10 +95,8 @@ void AppSettingsLogic::onPushButtonRestoreAppConfigClicked()
    if (ok) {
        emit uiLogic()->goToPage(Page::Vpn);
        emit uiLogic()->setStartPage(Page::Vpn);
-    }
-    else {
-        QMessageBox::warning(nullptr, APPLICATION_NAME,
-            tr("Can't import config, file is corrupted."));
+    } else {
+        emit uiLogic()->showWarningMessage(tr("Can't import config, file is corrupted."));
    }

 }
--- a/client/ui/pages_logic/GeneralSettingsLogic.cpp
+++ b/client/ui/pages_logic/GeneralSettingsLogic.cpp
@ -12,29 +12,29 @@ GeneralSettingsLogic::GeneralSettingsLogic(UiLogic *logic, QObject *parent):

 void GeneralSettingsLogic::onUpdatePage()
 {
-    uiLogic()->selectedServerIndex = m_settings->defaultServerIndex();
-    set_existsAnyServer(uiLogic()->selectedServerIndex >= 0);
-    uiLogic()->selectedDockerContainer = m_settings->defaultContainer(m_settings->defaultServerIndex());
+    uiLogic()->m_selectedServerIndex = m_settings->defaultServerIndex();
+    set_existsAnyServer(uiLogic()->m_selectedServerIndex >= 0);
+    uiLogic()->m_selectedDockerContainer = m_settings->defaultContainer(m_settings->defaultServerIndex());

    set_pushButtonGeneralSettingsShareConnectionEnable(m_settings->haveAuthData(m_settings->defaultServerIndex()));
 }

 void GeneralSettingsLogic::onPushButtonGeneralSettingsServerSettingsClicked()
 {
-    uiLogic()->selectedServerIndex = m_settings->defaultServerIndex();
-    uiLogic()->selectedDockerContainer = m_settings->defaultContainer(m_settings->defaultServerIndex());
+    uiLogic()->m_selectedServerIndex = m_settings->defaultServerIndex();
+    uiLogic()->m_selectedDockerContainer = m_settings->defaultContainer(m_settings->defaultServerIndex());

    emit uiLogic()->goToPage(Page::ServerSettings);
 }

 void GeneralSettingsLogic::onPushButtonGeneralSettingsShareConnectionClicked()
 {
-    uiLogic()->selectedServerIndex = m_settings->defaultServerIndex();
-    uiLogic()->selectedDockerContainer = m_settings->defaultContainer(uiLogic()->selectedServerIndex);
+    uiLogic()->m_selectedServerIndex = m_settings->defaultServerIndex();
+    uiLogic()->m_selectedDockerContainer = m_settings->defaultContainer(uiLogic()->m_selectedServerIndex);

-    qobject_cast<ProtocolsModel *>(uiLogic()->protocolsModel())->setSelectedServerIndex(uiLogic()->selectedServerIndex);
-    qobject_cast<ProtocolsModel *>(uiLogic()->protocolsModel())->setSelectedDockerContainer(uiLogic()->selectedDockerContainer);
+    qobject_cast<ProtocolsModel *>(uiLogic()->protocolsModel())->setSelectedServerIndex(uiLogic()->m_selectedServerIndex);
+    qobject_cast<ProtocolsModel *>(uiLogic()->protocolsModel())->setSelectedDockerContainer(uiLogic()->m_selectedDockerContainer);

-    uiLogic()->pageLogic<ShareConnectionLogic>()->updateSharingPage(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer);
+    uiLogic()->pageLogic<ShareConnectionLogic>()->updateSharingPage(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer);
    emit uiLogic()->goToPage(Page::ShareConnection);
 }
--- a/client/ui/pages_logic/NewServerProtocolsLogic.cpp
+++ b/client/ui/pages_logic/NewServerProtocolsLogic.cpp
@ -17,7 +17,6 @@ void NewServerProtocolsLogic::onUpdatePage()

 void NewServerProtocolsLogic::onPushButtonConfigureClicked(DockerContainer c, int port, TransportProto tp)
 {
-    QMap<DockerContainer, QJsonObject> containers;
    Proto mainProto = ContainerProps::defaultProtocol(c);

    QJsonObject config {
@ -28,8 +27,8 @@ void NewServerProtocolsLogic::onPushButtonConfigureClicked(DockerContainer c, in
        }
    };

-    containers.insert(c, config);
+    QPair<DockerContainer, QJsonObject> container(c, config);

-    uiLogic()->installServer(containers);
+    uiLogic()->installServer(container);
 }

--- a/client/ui/pages_logic/ServerConfiguringProgressLogic.cpp
+++ b/client/ui/pages_logic/ServerConfiguringProgressLogic.cpp
@ -3,7 +3,6 @@
 #include "core/errorstrings.h"
 #include <QTimer>
 #include <QEventLoop>
-#include <QMessageBox>

 #include "core/servercontroller.h"

@ -142,9 +141,6 @@ ErrorCode ServerConfiguringProgressLogic::doInstallAction(const std::function<Er
        if (waitInfo.setVisibleFunc) {
            waitInfo.setVisibleFunc(false);
        }
-        QMessageBox::warning(nullptr, APPLICATION_NAME,
-                             tr("Error occurred while configuring server.") + "\n" +
-                             errorString(e));

        progress.setVisibleFunc(false);
        return e;
--- a/client/ui/pages_logic/ServerContainersLogic.cpp
+++ b/client/ui/pages_logic/ServerContainersLogic.cpp
@ -14,6 +14,7 @@
 #include "../uilogic.h"
 #include "../pages_logic/VpnLogic.h"
 #include "vpnconnection.h"
+#include "core/errorstrings.h"


 ServerContainersLogic::ServerContainersLogic(UiLogic *logic, QObject *parent):
@ -24,34 +25,34 @@ ServerContainersLogic::ServerContainersLogic(UiLogic *logic, QObject *parent):
 void ServerContainersLogic::onUpdatePage()
 {
    ContainersModel *c_model = qobject_cast<ContainersModel *>(uiLogic()->containersModel());
-    c_model->setSelectedServerIndex(uiLogic()->selectedServerIndex);
+    c_model->setSelectedServerIndex(uiLogic()->m_selectedServerIndex);

    ProtocolsModel *p_model = qobject_cast<ProtocolsModel *>(uiLogic()->protocolsModel());
-    p_model->setSelectedServerIndex(uiLogic()->selectedServerIndex);
+    p_model->setSelectedServerIndex(uiLogic()->m_selectedServerIndex);

-    set_isManagedServer(m_settings->haveAuthData(uiLogic()->selectedServerIndex));
+    set_isManagedServer(m_settings->haveAuthData(uiLogic()->m_selectedServerIndex));
    emit updatePage();
 }

 void ServerContainersLogic::onPushButtonProtoSettingsClicked(DockerContainer c, Proto p)
 {
    qDebug()<< "ServerContainersLogic::onPushButtonProtoSettingsClicked" << c << p;
-    uiLogic()->selectedDockerContainer = c;
-    uiLogic()->protocolLogic(p)->updateProtocolPage(m_settings->protocolConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer, p),
-                      uiLogic()->selectedDockerContainer,
-                      m_settings->haveAuthData(uiLogic()->selectedServerIndex));
+    uiLogic()->m_selectedDockerContainer = c;
+    uiLogic()->protocolLogic(p)->updateProtocolPage(m_settings->protocolConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer, p),
+                      uiLogic()->m_selectedDockerContainer,
+                      m_settings->haveAuthData(uiLogic()->m_selectedServerIndex));

    emit uiLogic()->goToProtocolPage(p);
 }

 void ServerContainersLogic::onPushButtonDefaultClicked(DockerContainer c)
 {
-    if (m_settings->defaultContainer(uiLogic()->selectedServerIndex) == c) return;
+    if (m_settings->defaultContainer(uiLogic()->m_selectedServerIndex) == c) return;

-    m_settings->setDefaultContainer(uiLogic()->selectedServerIndex, c);
+    m_settings->setDefaultContainer(uiLogic()->m_selectedServerIndex, c);
    uiLogic()->onUpdateAllPages();

-    if (uiLogic()->selectedServerIndex != m_settings->defaultServerIndex()) return;
+    if (uiLogic()->m_selectedServerIndex != m_settings->defaultServerIndex()) return;
    if (!uiLogic()->m_vpnConnection) return;
    if (!uiLogic()->m_vpnConnection->isConnected()) return;

@ -61,21 +62,21 @@ void ServerContainersLogic::onPushButtonDefaultClicked(DockerContainer c)

 void ServerContainersLogic::onPushButtonShareClicked(DockerContainer c)
 {
-    uiLogic()->pageLogic<ShareConnectionLogic>()->updateSharingPage(uiLogic()->selectedServerIndex, c);
+    uiLogic()->pageLogic<ShareConnectionLogic>()->updateSharingPage(uiLogic()->m_selectedServerIndex, c);
    emit uiLogic()->goToPage(Page::ShareConnection);
 }

 void ServerContainersLogic::onPushButtonRemoveClicked(DockerContainer container)
 {
    //buttonSetEnabledFunc(false);
-    ErrorCode e = m_serverController->removeContainer(m_settings->serverCredentials(uiLogic()->selectedServerIndex), container);
-    m_settings->removeContainerConfig(uiLogic()->selectedServerIndex, container);
+    ErrorCode e = m_serverController->removeContainer(m_settings->serverCredentials(uiLogic()->m_selectedServerIndex), container);
+    m_settings->removeContainerConfig(uiLogic()->m_selectedServerIndex, container);
    //buttonSetEnabledFunc(true);

-    if (m_settings->defaultContainer(uiLogic()->selectedServerIndex) == container) {
-        const auto &c = m_settings->containers(uiLogic()->selectedServerIndex);
-        if (c.isEmpty()) m_settings->setDefaultContainer(uiLogic()->selectedServerIndex, DockerContainer::None);
-        else m_settings->setDefaultContainer(uiLogic()->selectedServerIndex, c.keys().first());
+    if (m_settings->defaultContainer(uiLogic()->m_selectedServerIndex) == container) {
+        const auto &c = m_settings->containers(uiLogic()->m_selectedServerIndex);
+        if (c.isEmpty()) m_settings->setDefaultContainer(uiLogic()->m_selectedServerIndex, DockerContainer::None);
+        else m_settings->setDefaultContainer(uiLogic()->m_selectedServerIndex, c.keys().first());
    }
    uiLogic()->onUpdateAllPages();
 }
@ -87,17 +88,33 @@ void ServerContainersLogic::onPushButtonContinueClicked(DockerContainer c, int p
    emit uiLogic()->goToPage(Page::ServerConfiguringProgress);
    qApp->processEvents();

-    ErrorCode e = uiLogic()->pageLogic<ServerConfiguringProgressLogic>()->doInstallAction([this, c, &config](){
-        return m_serverController->setupContainer(m_settings->serverCredentials(uiLogic()->selectedServerIndex), c, config);
-    });
+    bool isServerCreated = false;
+    ErrorCode errorCode = uiLogic()->addAlreadyInstalledContainersGui(false, isServerCreated);

-    if (!e) {
-        m_settings->setContainerConfig(uiLogic()->selectedServerIndex, c, config);
-        if (ContainerProps::containerService(c) == ServiceType::Vpn) {
-            m_settings->setDefaultContainer(uiLogic()->selectedServerIndex, c);
+    if (errorCode == ErrorCode::NoError) {
+        if (!uiLogic()->isContainerAlreadyAddedToGui(c)) {
+            auto installAction = [this, c, &config]() {
+                return m_serverController->setupContainer(m_settings->serverCredentials(uiLogic()->m_selectedServerIndex), c, config);
+            };
+            errorCode = uiLogic()->pageLogic<ServerConfiguringProgressLogic>()->doInstallAction(installAction);
+
+            if (errorCode == ErrorCode::NoError) {
+                m_settings->setContainerConfig(uiLogic()->m_selectedServerIndex, c, config);
+                if (ContainerProps::containerService(c) == ServiceType::Vpn) {
+                    m_settings->setDefaultContainer(uiLogic()->m_selectedServerIndex, c);
+                }
+            }
+        } else {
+            emit uiLogic()->showWarningMessage("Attention! The container you are trying to install is already installed on the server. "
+                                               "All installed containers have been added to the application ");
        }
-    }

-    uiLogic()->onUpdateAllPages();
+        uiLogic()->onUpdateAllPages();
+    }
+    if (errorCode != ErrorCode::NoError) {
+        emit uiLogic()->showWarningMessage(tr("Error occurred while configuring server.") + "\n" +
+                                           tr("Error message: ") + errorString(errorCode) + "\n" +
+                                           tr("See logs for details."));
+    }
    emit uiLogic()->closePage();
 }
--- a/client/ui/pages_logic/ServerListLogic.cpp
+++ b/client/ui/pages_logic/ServerListLogic.cpp
@ -20,7 +20,8 @@ void ServerListLogic::onServerListPushbuttonDefaultClicked(int index)

 void ServerListLogic::onServerListPushbuttonSettingsClicked(int index)
 {
-    uiLogic()->selectedServerIndex = index;
+    uiLogic()->m_selectedServerIndex = index;
+    uiLogic()->m_installCredentials = m_settings->serverCredentials(index);
    uiLogic()->goToPage(Page::ServerSettings);
 }

--- a/client/ui/pages_logic/ServerSettingsLogic.cpp
+++ b/client/ui/pages_logic/ServerSettingsLogic.cpp
@ -16,10 +16,8 @@
 ServerSettingsLogic::ServerSettingsLogic(UiLogic *logic, QObject *parent):
    PageLogicBase(logic, parent),
    m_labelWaitInfoVisible{true},
-    m_pushButtonClearVisible{true},
    m_pushButtonClearClientCacheVisible{true},
    m_pushButtonShareFullVisible{true},
-    m_pushButtonClearText{tr("Clear server from Amnezia software")},
    m_pushButtonClearClientCacheText{tr("Clear client cached profile")}
 { }

@ -27,10 +25,9 @@ void ServerSettingsLogic::onUpdatePage()
 {
    set_labelWaitInfoVisible(false);
    set_labelWaitInfoText("");
-    set_pushButtonClearVisible(m_settings->haveAuthData(uiLogic()->selectedServerIndex));
-    set_pushButtonClearClientCacheVisible(m_settings->haveAuthData(uiLogic()->selectedServerIndex));
-    set_pushButtonShareFullVisible(m_settings->haveAuthData(uiLogic()->selectedServerIndex));
-    const QJsonObject &server = m_settings->server(uiLogic()->selectedServerIndex);
+    set_pushButtonClearClientCacheVisible(m_settings->haveAuthData(uiLogic()->m_selectedServerIndex));
+    set_pushButtonShareFullVisible(m_settings->haveAuthData(uiLogic()->m_selectedServerIndex));
+    const QJsonObject &server = m_settings->server(uiLogic()->m_selectedServerIndex);
    const QString &port = server.value(config_key::port).toString();

    const QString &userName = server.value(config_key::userName).toString();
@ -45,52 +42,22 @@ void ServerSettingsLogic::onUpdatePage()
    set_labelServerText(name);
    set_lineEditDescriptionText(server.value(config_key::description).toString());

-    DockerContainer selectedContainer = m_settings->defaultContainer(uiLogic()->selectedServerIndex);
+    DockerContainer selectedContainer = m_settings->defaultContainer(uiLogic()->m_selectedServerIndex);
    QString selectedContainerName = ContainerProps::containerHumanNames().value(selectedContainer);
    set_labelCurrentVpnProtocolText(tr("Service: ") + selectedContainerName);
 }

-void ServerSettingsLogic::onPushButtonClearServer()
-{
-    set_pageEnabled(false);
-    set_pushButtonClearText(tr("Uninstalling Amnezia software..."));
-
-    if (m_settings->defaultServerIndex() == uiLogic()->selectedServerIndex) {
-        uiLogic()->pageLogic<VpnLogic>()->onDisconnect();
-    }
-
-    ErrorCode e = m_serverController->removeAllContainers(m_settings->serverCredentials(uiLogic()->selectedServerIndex));
-    m_serverController->disconnectFromHost(m_settings->serverCredentials(uiLogic()->selectedServerIndex));
-    if (e) {
-        uiLogic()->set_dialogConnectErrorText(
-                    tr("Error occurred while configuring server.") + "\n" +
-                    errorString(e) + "\n" +
-                    tr("See logs for details."));
-        emit uiLogic()->showConnectErrorDialog();
-    }
-    else {
-        set_labelWaitInfoVisible(true);
-        set_labelWaitInfoText(tr("Amnezia server successfully uninstalled"));
-    }
-
-    m_settings->setContainers(uiLogic()->selectedServerIndex, {});
-    m_settings->setDefaultContainer(uiLogic()->selectedServerIndex, DockerContainer::None);
-
-    set_pageEnabled(true);
-    set_pushButtonClearText(tr("Clear server from Amnezia software"));
-}
-
 void ServerSettingsLogic::onPushButtonForgetServer()
 {
-    if (m_settings->defaultServerIndex() == uiLogic()->selectedServerIndex && uiLogic()->m_vpnConnection->isConnected()) {
+    if (m_settings->defaultServerIndex() == uiLogic()->m_selectedServerIndex && uiLogic()->m_vpnConnection->isConnected()) {
        uiLogic()->pageLogic<VpnLogic>()->onDisconnect();
    }
-    m_settings->removeServer(uiLogic()->selectedServerIndex);
+    m_settings->removeServer(uiLogic()->m_selectedServerIndex);

-    if (m_settings->defaultServerIndex() == uiLogic()->selectedServerIndex) {
+    if (m_settings->defaultServerIndex() == uiLogic()->m_selectedServerIndex) {
        m_settings->setDefaultServer(0);
    }
-    else if (m_settings->defaultServerIndex() > uiLogic()->selectedServerIndex) {
+    else if (m_settings->defaultServerIndex() > uiLogic()->m_selectedServerIndex) {
        m_settings->setDefaultServer(m_settings->defaultServerIndex() - 1);
    }

@ -99,7 +66,7 @@ void ServerSettingsLogic::onPushButtonForgetServer()
    }


-    uiLogic()->selectedServerIndex = -1;
+    uiLogic()->m_selectedServerIndex = -1;
    uiLogic()->onUpdateAllPages();

    if (m_settings->serversCount() == 0) {
@ -114,9 +81,9 @@ void ServerSettingsLogic::onPushButtonClearClientCacheClicked()
 {
    set_pushButtonClearClientCacheText(tr("Cache cleared"));

-    const auto &containers = m_settings->containers(uiLogic()->selectedServerIndex);
-    for (DockerContainer container: containers.keys()) {
-        m_settings->clearLastConnectionConfig(uiLogic()->selectedServerIndex, container);
+    const auto &containers = m_settings->containers(uiLogic()->m_selectedServerIndex);
+    for (DockerContainer container : containers.keys()) {
+        m_settings->clearLastConnectionConfig(uiLogic()->m_selectedServerIndex, container);
    }

    QTimer::singleShot(3000, this, [this]() {
@ -127,9 +94,9 @@ void ServerSettingsLogic::onPushButtonClearClientCacheClicked()
 void ServerSettingsLogic::onLineEditDescriptionEditingFinished()
 {
    const QString &newText = lineEditDescriptionText();
-    QJsonObject server = m_settings->server(uiLogic()->selectedServerIndex);
+    QJsonObject server = m_settings->server(uiLogic()->m_selectedServerIndex);
    server.insert(config_key::description, newText);
-    m_settings->editServer(uiLogic()->selectedServerIndex, server);
+    m_settings->editServer(uiLogic()->m_selectedServerIndex, server);
    uiLogic()->onUpdateAllPages();
 }

@ -154,7 +121,7 @@ void ServerSettingsLogic::onPushButtonShareFullClicked()
    auto appContext = activity.callObjectMethod(
        "getApplicationContext", "()Landroid/content/Context;");
    if (appContext.isValid()) {
-        QAndroidActivityResultReceiver *receiver = new authResultReceiver(uiLogic(), uiLogic()->selectedServerIndex);
+        QAndroidActivityResultReceiver *receiver = new authResultReceiver(uiLogic(), uiLogic()->m_selectedServerIndex);
        auto intent = QJniObject::callStaticObjectMethod(
               "org/amnezia/vpn/AuthHelper", "getAuthIntent",
               "(Landroid/content/Context;)Landroid/content/Intent;", appContext.object());
@ -163,12 +130,12 @@ void ServerSettingsLogic::onPushButtonShareFullClicked()
                    QtAndroidPrivate::startActivity(intent.object<jobject>(), 1, receiver);
                }
            } else {
-            uiLogic()->pageLogic<ShareConnectionLogic>()->updateSharingPage(uiLogic()->selectedServerIndex, DockerContainer::None);
+            uiLogic()->pageLogic<ShareConnectionLogic>()->updateSharingPage(uiLogic()->m_selectedServerIndex, DockerContainer::None);
            emit uiLogic()->goToShareProtocolPage(Proto::Any);
        }
    }
 #else
-    uiLogic()->pageLogic<ShareConnectionLogic>()->updateSharingPage(uiLogic()->selectedServerIndex, DockerContainer::None);
+    uiLogic()->pageLogic<ShareConnectionLogic>()->updateSharingPage(uiLogic()->m_selectedServerIndex, DockerContainer::None);
    emit uiLogic()->goToShareProtocolPage(Proto::Any);
 #endif
 }
--- a/client/ui/pages_logic/ServerSettingsLogic.h
+++ b/client/ui/pages_logic/ServerSettingsLogic.h
@ -16,9 +16,7 @@ class ServerSettingsLogic : public PageLogicBase

    AUTO_PROPERTY(bool, labelWaitInfoVisible)
    AUTO_PROPERTY(QString, labelWaitInfoText)
-    AUTO_PROPERTY(QString, pushButtonClearText)
    AUTO_PROPERTY(QString, pushButtonClearClientCacheText)
-    AUTO_PROPERTY(bool, pushButtonClearVisible)
    AUTO_PROPERTY(bool, pushButtonClearClientCacheVisible)
    AUTO_PROPERTY(bool, pushButtonShareFullVisible)
    AUTO_PROPERTY(QString, labelServerText)
@ -28,7 +26,6 @@ class ServerSettingsLogic : public PageLogicBase
 public:
    Q_INVOKABLE void onUpdatePage() override;

-    Q_INVOKABLE void onPushButtonClearServer();
    Q_INVOKABLE void onPushButtonForgetServer();
    Q_INVOKABLE void onPushButtonShareFullClicked();
    Q_INVOKABLE void onPushButtonClearClientCacheClicked();
--- a/client/ui/pages_logic/ShareConnectionLogic.cpp
+++ b/client/ui/pages_logic/ShareConnectionLogic.cpp
@ -1,7 +1,6 @@
 #include <QBuffer>
 #include <QImage>
 #include <QDataStream>
-#include <QMessageBox>

 #include "qrcodegen.hpp"

@ -68,8 +67,8 @@ void ShareConnectionLogic::onPushButtonShareAmneziaGenerateClicked()
    set_shareAmneziaQrCodeTextSeriesLength(0);

    QJsonObject serverConfig;
-    int serverIndex = uiLogic()->selectedServerIndex;
-    DockerContainer container = uiLogic()->selectedDockerContainer;
+    int serverIndex = uiLogic()->m_selectedServerIndex;
+    DockerContainer container = uiLogic()->m_selectedDockerContainer;

    // Full access
    if (shareFullAccess()) {
@ -127,8 +126,8 @@ void ShareConnectionLogic::onPushButtonShareAmneziaGenerateClicked()

 void ShareConnectionLogic::onPushButtonShareOpenVpnGenerateClicked()
 {
-    int serverIndex = uiLogic()->selectedServerIndex;
-    DockerContainer container = uiLogic()->selectedDockerContainer;
+    int serverIndex = uiLogic()->m_selectedServerIndex;
+    DockerContainer container = uiLogic()->m_selectedDockerContainer;
    ServerCredentials credentials = m_settings->serverCredentials(serverIndex);

    const QJsonObject &containerConfig = m_settings->containerConfig(serverIndex, container);
@ -142,8 +141,8 @@ void ShareConnectionLogic::onPushButtonShareOpenVpnGenerateClicked()

 void ShareConnectionLogic::onPushButtonShareShadowSocksGenerateClicked()
 {
-    int serverIndex = uiLogic()->selectedServerIndex;
-    DockerContainer container = uiLogic()->selectedDockerContainer;
+    int serverIndex = uiLogic()->m_selectedServerIndex;
+    DockerContainer container = uiLogic()->m_selectedDockerContainer;
    ServerCredentials credentials = m_settings->serverCredentials(serverIndex);

    QJsonObject protoConfig = m_settings->protocolConfig(serverIndex, container, Proto::ShadowSocks);
@ -186,8 +185,8 @@ void ShareConnectionLogic::onPushButtonShareShadowSocksGenerateClicked()

 void ShareConnectionLogic::onPushButtonShareCloakGenerateClicked()
 {
-    int serverIndex = uiLogic()->selectedServerIndex;
-    DockerContainer container = uiLogic()->selectedDockerContainer;
+    int serverIndex = uiLogic()->m_selectedServerIndex;
+    DockerContainer container = uiLogic()->m_selectedDockerContainer;
    ServerCredentials credentials = m_settings->serverCredentials(serverIndex);

    QJsonObject protoConfig = m_settings->protocolConfig(serverIndex, container, Proto::Cloak);
@ -209,8 +208,8 @@ void ShareConnectionLogic::onPushButtonShareCloakGenerateClicked()

 void ShareConnectionLogic::onPushButtonShareWireGuardGenerateClicked()
 {
-    int serverIndex = uiLogic()->selectedServerIndex;
-    DockerContainer container = uiLogic()->selectedDockerContainer;
+    int serverIndex = uiLogic()->m_selectedServerIndex;
+    DockerContainer container = uiLogic()->m_selectedDockerContainer;
    ServerCredentials credentials = m_settings->serverCredentials(serverIndex);

    const QJsonObject &containerConfig = m_settings->containerConfig(serverIndex, container);
@ -218,9 +217,9 @@ void ShareConnectionLogic::onPushButtonShareWireGuardGenerateClicked()
    ErrorCode e = ErrorCode::NoError;
    QString cfg = m_configurator->wireguardConfigurator->genWireguardConfig(credentials, container, containerConfig, &e);
    if (e) {
-        QMessageBox::warning(nullptr, APPLICATION_NAME,
-                             tr("Error occurred while configuring server.") + "\n" +
-                             errorString(e));
+        emit uiLogic()->showWarningMessage(tr("Error occurred while generating the config.") + "\n" +
+                                           tr("Error message: ") + errorString(e) + "\n" +
+                                           tr("See logs for details."));
        return;
    }
    cfg = m_configurator->processConfigWithExportSettings(serverIndex, container, Proto::WireGuard, cfg);
@ -236,8 +235,8 @@ void ShareConnectionLogic::onPushButtonShareWireGuardGenerateClicked()

 void ShareConnectionLogic::onPushButtonShareIkev2GenerateClicked()
 {
-    int serverIndex = uiLogic()->selectedServerIndex;
-    DockerContainer container = uiLogic()->selectedDockerContainer;
+    int serverIndex = uiLogic()->m_selectedServerIndex;
+    DockerContainer container = uiLogic()->m_selectedDockerContainer;
    ServerCredentials credentials = m_settings->serverCredentials(serverIndex);

    Ikev2Configurator::ConnectionData connData = m_configurator->ikev2Configurator->prepareIkev2Config(credentials, container);
@ -259,8 +258,8 @@ void ShareConnectionLogic::onPushButtonShareIkev2GenerateClicked()

 void ShareConnectionLogic::updateSharingPage(int serverIndex, DockerContainer container)
 {
-    uiLogic()->selectedDockerContainer = container;
-    uiLogic()->selectedServerIndex = serverIndex;
+    uiLogic()->m_selectedDockerContainer = container;
+    uiLogic()->m_selectedServerIndex = serverIndex;
    set_shareFullAccess(container == DockerContainer::None);

    m_shareAmneziaQrCodeTextSeries.clear();
--- a/client/ui/pages_logic/ShareConnectionLogic.h
+++ b/client/ui/pages_logic/ShareConnectionLogic.h
@ -50,6 +50,5 @@ public:
    QList<QString> genQrCodeImageSeries(const QByteArray &data);

    QString svgToBase64(const QString &image);
-
 };
 #endif // SHARE_CONNECTION_LOGIC_H
--- a/client/ui/pages_logic/StartPageLogic.cpp
+++ b/client/ui/pages_logic/StartPageLogic.cpp
@ -156,7 +156,7 @@ void StartPageLogic::onPushButtonConnect()
    set_pushButtonConnectEnabled(true);
    set_pushButtonConnectText(tr("Connect"));

-    uiLogic()->installCredentials = serverCredentials;
+    uiLogic()->m_installCredentials = serverCredentials;
    if (ok) emit uiLogic()->goToPage(Page::NewServer);
 }

--- a/client/ui/pages_logic/ViewConfigLogic.cpp
+++ b/client/ui/pages_logic/ViewConfigLogic.cpp
@ -79,8 +79,8 @@ void ViewConfigLogic::importConfig()


    if (!configJson().contains(config_key::containers) || configJson().value(config_key::containers).toArray().isEmpty()) {
-        uiLogic()->selectedServerIndex = m_settings->defaultServerIndex();
-        uiLogic()->selectedDockerContainer = m_settings->defaultContainer(uiLogic()->selectedServerIndex);
+        uiLogic()->m_selectedServerIndex = m_settings->defaultServerIndex();
+        uiLogic()->m_selectedDockerContainer = m_settings->defaultContainer(uiLogic()->m_selectedServerIndex);
        uiLogic()->onUpdateAllPages();
        emit uiLogic()->goToPage(Page::Vpn);
        emit uiLogic()->setStartPage(Page::Vpn);
--- a/client/ui/pages_logic/WizardLogic.cpp
+++ b/client/ui/pages_logic/WizardLogic.cpp
@ -18,7 +18,7 @@ void WizardLogic::onUpdatePage()
    set_radioButtonMediumChecked(true);
 }

-QMap<DockerContainer, QJsonObject> WizardLogic::getInstallConfigsFromWizardPage() const
+QPair<DockerContainer, QJsonObject> WizardLogic::getInstallConfigsFromWizardPage() const
 {
    QJsonObject cloakConfig {
        { config_key::container, ContainerProps::containerToString(DockerContainer::Cloak) },
@ -33,27 +33,29 @@ QMap<DockerContainer, QJsonObject> WizardLogic::getInstallConfigsFromWizardPage(
        { config_key::container, ContainerProps::containerToString(DockerContainer::OpenVpn) }
    };

-    QMap<DockerContainer, QJsonObject> containers;
+    QPair<DockerContainer, QJsonObject> container;
+
+    DockerContainer dockerContainer;

    if (radioButtonHighChecked()) {
-        containers.insert(DockerContainer::Cloak, cloakConfig);
+        container = {DockerContainer::Cloak, cloakConfig};
    }

    if (radioButtonMediumChecked()) {
-        containers.insert(DockerContainer::ShadowSocks, ssConfig);
+        container = {DockerContainer::ShadowSocks, ssConfig};
    }

    if (radioButtonLowChecked()) {
-        containers.insert(DockerContainer::OpenVpn, openVpnConfig);
+        container = {DockerContainer::OpenVpn, openVpnConfig};
    }

-    return containers;
+    return container;
 }

 void WizardLogic::onPushButtonVpnModeFinishClicked()
 {
-    auto containers = getInstallConfigsFromWizardPage();
-    uiLogic()->installServer(containers);
+    auto container = getInstallConfigsFromWizardPage();
+    uiLogic()->installServer(container);
    if (checkBoxVpnModeChecked()) {
        m_settings->setRouteMode(Settings::VpnOnlyForwardSites);
    } else {
@ -63,6 +65,6 @@ void WizardLogic::onPushButtonVpnModeFinishClicked()

 void WizardLogic::onPushButtonLowFinishClicked()
 {
-    auto containers = getInstallConfigsFromWizardPage();
-    uiLogic()->installServer(containers);
+    auto container = getInstallConfigsFromWizardPage();
+    uiLogic()->installServer(container);
 }
--- a/client/ui/pages_logic/WizardLogic.h
+++ b/client/ui/pages_logic/WizardLogic.h
@ -25,7 +25,7 @@ public:
    explicit WizardLogic(UiLogic *uiLogic, QObject *parent = nullptr);
    ~WizardLogic() = default;

-    QMap<DockerContainer, QJsonObject> getInstallConfigsFromWizardPage() const;
+    QPair<DockerContainer, QJsonObject> getInstallConfigsFromWizardPage() const;

 };
 #endif // WIZARD_LOGIC_H
--- a/client/ui/pages_logic/protocols/CloakLogic.cpp
+++ b/client/ui/pages_logic/protocols/CloakLogic.cpp
@ -55,10 +55,10 @@ QJsonObject CloakLogic::getProtocolConfigFromPage(QJsonObject oldConfig)

 void CloakLogic::onPushButtonSaveClicked()
 {
-    QJsonObject protocolConfig = m_settings->protocolConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer, Proto::Cloak);
+    QJsonObject protocolConfig = m_settings->protocolConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer, Proto::Cloak);
    protocolConfig = getProtocolConfigFromPage(protocolConfig);

-    QJsonObject containerConfig = m_settings->containerConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer);
+    QJsonObject containerConfig = m_settings->containerConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer);
    QJsonObject newContainerConfig = containerConfig;
    newContainerConfig.insert(ProtocolProps::protoToString(Proto::Cloak), protocolConfig);

@ -113,8 +113,8 @@ void CloakLogic::onPushButtonSaveClicked()
    progressBarFunc.setTextVisibleFunc(true);
    progressBarFunc.setTextFunc(QString("Configuring..."));
    ErrorCode e = uiLogic()->pageLogic<ServerConfiguringProgressLogic>()->doInstallAction([this, containerConfig, &newContainerConfig](){
-        return m_serverController->updateContainer(m_settings->serverCredentials(uiLogic()->selectedServerIndex),
-                                                   uiLogic()->selectedDockerContainer,
+        return m_serverController->updateContainer(m_settings->serverCredentials(uiLogic()->m_selectedServerIndex),
+                                                   uiLogic()->m_selectedDockerContainer,
                                                   containerConfig,
                                                   newContainerConfig);
    },
@ -123,11 +123,11 @@ void CloakLogic::onPushButtonSaveClicked()
    busyInfoFuncy, cancelButtonFunc);

    if (!e) {
-        m_settings->setContainerConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer, newContainerConfig);
-        m_settings->clearLastConnectionConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer);
+        m_settings->setContainerConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer, newContainerConfig);
+        m_settings->clearLastConnectionConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer);
    }

-    qDebug() << "Protocol saved with code:" << e << "for" << uiLogic()->selectedServerIndex << uiLogic()->selectedDockerContainer;
+    qDebug() << "Protocol saved with code:" << e << "for" << uiLogic()->m_selectedServerIndex << uiLogic()->m_selectedDockerContainer;
 }

 void CloakLogic::onPushButtonCancelClicked()
--- a/client/ui/pages_logic/protocols/OpenVpnLogic.cpp
+++ b/client/ui/pages_logic/protocols/OpenVpnLogic.cpp
@ -105,10 +105,10 @@ void OpenVpnLogic::updateProtocolPage(const QJsonObject &openvpnConfig, DockerCo

 void OpenVpnLogic::onPushButtonSaveClicked()
 {
-    QJsonObject protocolConfig = m_settings->protocolConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer, Proto::OpenVpn);
+    QJsonObject protocolConfig = m_settings->protocolConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer, Proto::OpenVpn);
    protocolConfig = getProtocolConfigFromPage(protocolConfig);

-    QJsonObject containerConfig = m_settings->containerConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer);
+    QJsonObject containerConfig = m_settings->containerConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer);
    QJsonObject newContainerConfig = containerConfig;
    newContainerConfig.insert(ProtocolProps::protoToString(Proto::OpenVpn), protocolConfig);

@ -163,8 +163,8 @@ void OpenVpnLogic::onPushButtonSaveClicked()
    progressBarFunc.setTextVisibleFunc(true);
    progressBarFunc.setTextFunc(QString("Configuring..."));
    ErrorCode e = uiLogic()->pageLogic<ServerConfiguringProgressLogic>()->doInstallAction([this, containerConfig, &newContainerConfig](){
-        return m_serverController->updateContainer(m_settings->serverCredentials(uiLogic()->selectedServerIndex),
-                                                   uiLogic()->selectedDockerContainer,
+        return m_serverController->updateContainer(m_settings->serverCredentials(uiLogic()->m_selectedServerIndex),
+                                                   uiLogic()->m_selectedDockerContainer,
                                                   containerConfig,
                                                   newContainerConfig);
    },
@ -173,10 +173,10 @@ void OpenVpnLogic::onPushButtonSaveClicked()
    busyInfoFuncy, cancelButtonFunc);

    if (!e) {
-        m_settings->setContainerConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer, newContainerConfig);
-        m_settings->clearLastConnectionConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer);
+        m_settings->setContainerConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer, newContainerConfig);
+        m_settings->clearLastConnectionConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer);
    }
-    qDebug() << "Protocol saved with code:" << e << "for" << uiLogic()->selectedServerIndex << uiLogic()->selectedDockerContainer;
+    qDebug() << "Protocol saved with code:" << e << "for" << uiLogic()->m_selectedServerIndex << uiLogic()->m_selectedDockerContainer;
 }

 QJsonObject OpenVpnLogic::getProtocolConfigFromPage(QJsonObject oldConfig)
--- a/client/ui/pages_logic/protocols/OtherProtocolsLogic.cpp
+++ b/client/ui/pages_logic/protocols/OtherProtocolsLogic.cpp
@ -81,7 +81,7 @@ void OtherProtocolsLogic::onPushButtonSftpMountDriveClicked()
 {
    QString mountPath;
    QString cmd;
-    QString host = m_settings->serverCredentials(uiLogic()->selectedServerIndex).hostName;
+    QString host = m_settings->serverCredentials(uiLogic()->m_selectedServerIndex).hostName;


 #ifdef Q_OS_WINDOWS
--- a/client/ui/pages_logic/protocols/ShadowSocksLogic.cpp
+++ b/client/ui/pages_logic/protocols/ShadowSocksLogic.cpp
@ -49,9 +49,9 @@ QJsonObject ShadowSocksLogic::getProtocolConfigFromPage(QJsonObject oldConfig)

 void ShadowSocksLogic::onPushButtonSaveClicked()
 {
-    QJsonObject protocolConfig = m_settings->protocolConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer, Proto::ShadowSocks);
+    QJsonObject protocolConfig = m_settings->protocolConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer, Proto::ShadowSocks);

-    QJsonObject containerConfig = m_settings->containerConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer);
+    QJsonObject containerConfig = m_settings->containerConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer);
    QJsonObject newContainerConfig = containerConfig;
    newContainerConfig.insert(ProtocolProps::protoToString(Proto::ShadowSocks), protocolConfig);
    ServerConfiguringProgressLogic::PageFunc pageFunc;
@ -105,8 +105,8 @@ void ShadowSocksLogic::onPushButtonSaveClicked()
    progressBarFunc.setTextVisibleFunc(true);
    progressBarFunc.setTextFunc(QString("Configuring..."));
    ErrorCode e = uiLogic()->pageLogic<ServerConfiguringProgressLogic>()->doInstallAction([this, containerConfig, &newContainerConfig](){
-        return m_serverController->updateContainer(m_settings->serverCredentials(uiLogic()->selectedServerIndex),
-                                                   uiLogic()->selectedDockerContainer,
+        return m_serverController->updateContainer(m_settings->serverCredentials(uiLogic()->m_selectedServerIndex),
+                                                   uiLogic()->m_selectedDockerContainer,
                                                   containerConfig,
                                                   newContainerConfig);
    },
@ -115,10 +115,10 @@ void ShadowSocksLogic::onPushButtonSaveClicked()
    busyInfoFuncy, cancelButtonFunc);

    if (!e) {
-        m_settings->setContainerConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer, newContainerConfig);
-        m_settings->clearLastConnectionConfig(uiLogic()->selectedServerIndex, uiLogic()->selectedDockerContainer);
+        m_settings->setContainerConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer, newContainerConfig);
+        m_settings->clearLastConnectionConfig(uiLogic()->m_selectedServerIndex, uiLogic()->m_selectedDockerContainer);
    }
-    qDebug() << "Protocol saved with code:" << e << "for" << uiLogic()->selectedServerIndex << uiLogic()->selectedDockerContainer;
+    qDebug() << "Protocol saved with code:" << e << "for" << uiLogic()->m_selectedServerIndex << uiLogic()->m_selectedDockerContainer;
 }

 void ShadowSocksLogic::onPushButtonCancelClicked()
--- a/client/ui/qml/Controls/PopupWarning.qml
+++ b/client/ui/qml/Controls/PopupWarning.qml
@ -0,0 +1,34 @@
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+
+Popup {
+    id: root
+
+    property string popupWarningText
+
+    anchors.centerIn: Overlay.overlay
+    modal: true
+    closePolicy: Popup.NoAutoClose
+    width: parent.width - 20
+
+    ColumnLayout {
+        width: parent.width
+        Text {
+            horizontalAlignment: Text.AlignHCenter
+            Layout.fillWidth: true
+            wrapMode: Text.WordWrap
+            font.pixelSize: 16
+            text: root.popupWarningText
+        }
+
+        BlueButtonType {
+            Layout.preferredWidth: parent.width / 2
+            Layout.fillWidth: true
+            text: "Continue"
+            onClicked: {
+                root.close()
+            }
+        }
+    }
+}
--- a/client/ui/qml/Pages/PageAdvancedServerSettings.qml
+++ b/client/ui/qml/Pages/PageAdvancedServerSettings.qml
@ -0,0 +1,109 @@
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+import PageEnum 1.0
+import "./"
+import "../Controls"
+import "../Config"
+
+PageBase {
+    id: root
+    page: PageEnum.AdvancedServerSettings
+    logic: AdvancedServerSettingsLogic
+
+    enabled: AdvancedServerSettingsLogic.pageEnabled
+
+    BackButton {
+        id: back
+    }
+
+    Caption {
+        id: caption
+        text: qsTr("Advanced server settings")
+        anchors.horizontalCenter: parent.horizontalCenter
+    }
+
+    BusyIndicator {
+        z: 99
+        anchors.horizontalCenter: parent.horizontalCenter
+        anchors.verticalCenter: parent.verticalCenter
+        visible: !AdvancedServerSettingsLogic.pageEnabled
+        running: !AdvancedServerSettingsLogic.pageEnabled
+    }
+
+    FlickableType {
+        id: fl
+        anchors.top: caption.bottom
+        anchors.bottom: logo.top
+        contentHeight: content.height
+
+        ColumnLayout {
+            id: content
+            enabled: logic.pageEnabled
+            anchors.top: parent.top
+            anchors.left: parent.left
+            anchors.right: parent.right
+            anchors.rightMargin: 15
+
+            LabelType {
+                Layout.fillWidth: true
+                font.pixelSize: 20
+                horizontalAlignment: Text.AlignHCenter
+                text: AdvancedServerSettingsLogic.labelCurrentVpnProtocolText
+            }
+
+            TextFieldType {
+                Layout.fillWidth: true
+                font.pixelSize: 20
+                horizontalAlignment: Text.AlignHCenter
+                text: AdvancedServerSettingsLogic.labelServerText
+                readOnly: true
+                background: Item {}
+            }
+
+            LabelType {
+                Layout.fillWidth: true
+                horizontalAlignment: Text.AlignHCenter
+                text: AdvancedServerSettingsLogic.labelWaitInfoText
+                visible: AdvancedServerSettingsLogic.labelWaitInfoVisible
+            }
+
+            BlueButtonType {
+                Layout.fillWidth: true
+                Layout.topMargin: 10
+                text: "Scan the server for installed containers"
+                visible: AdvancedServerSettingsLogic.pushButtonClearVisible
+                onClicked: {
+                    AdvancedServerSettingsLogic.onPushButtonScanServerClicked()
+                }
+            }
+
+            BlueButtonType {
+                Layout.fillWidth: true
+                Layout.topMargin: 10
+                text: AdvancedServerSettingsLogic.pushButtonClearText
+                visible: AdvancedServerSettingsLogic.pushButtonClearVisible
+                onClicked: {
+                    popupClearServer.open()
+                }
+            }
+
+            PopupWithQuestion {
+                id: popupClearServer
+                questionText: "Attention! All containers will be deleted on the server. This means that configuration files, keys and certificates will be deleted. Continue?"
+                yesFunc: function() {
+                    close()
+                    AdvancedServerSettingsLogic.onPushButtonClearServerClicked()
+                }
+                noFunc: function() {
+                    close()
+                }
+            }
+        }
+    }
+
+    Logo {
+        id : logo
+        anchors.bottom: parent.bottom
+    }
+}
--- a/client/ui/qml/Pages/PageServerSettings.qml
+++ b/client/ui/qml/Pages/PageServerSettings.qml
@ -74,6 +74,7 @@ PageBase {
                    UiLogic.goToPage(PageEnum.ServerContainers)
                }
            }
+
            BlueButtonType {
                Layout.fillWidth: true
                Layout.topMargin: 10
@ -86,33 +87,21 @@ PageBase {

            BlueButtonType {
                Layout.fillWidth: true
-                Layout.topMargin: 60
-                text: ServerSettingsLogic.pushButtonClearClientCacheText
-                visible: ServerSettingsLogic.pushButtonClearClientCacheVisible
+                Layout.topMargin: 10
+                text: qsTr("Advanced server settings")
+                visible: ServerSettingsLogic.pushButtonShareFullVisible //todo
                onClicked: {
-                    ServerSettingsLogic.onPushButtonClearClientCacheClicked()
+                    UiLogic.goToPage(PageEnum.AdvancedServerSettings)
                }
            }

            BlueButtonType {
                Layout.fillWidth: true
-                Layout.topMargin: 10
-                text: ServerSettingsLogic.pushButtonClearText
-                visible: ServerSettingsLogic.pushButtonClearVisible
+                Layout.topMargin: 60
+                text: ServerSettingsLogic.pushButtonClearClientCacheText
+                visible: ServerSettingsLogic.pushButtonClearClientCacheVisible
                onClicked: {
-                    popupClearServer.open()
-                }
-            }
-
-            PopupWithQuestion {
-                id: popupClearServer
-                questionText: "Attention! All containers will be deleted on the server. This means that configuration files, keys and certificates will be deleted. Continue?"
-                yesFunc: function() {
-                    ServerSettingsLogic.onPushButtonClearServer()
-                    close()
-                }
-                noFunc: function() {
-                    close()
+                    ServerSettingsLogic.onPushButtonClearClientCacheClicked()
                }
            }

@ -139,7 +128,6 @@ PageBase {
        }
    }

-
    Logo {
        id : logo
        anchors.bottom: parent.bottom
--- a/client/ui/qml/Pages/PageSetupWizardHighLevel.qml
+++ b/client/ui/qml/Pages/PageSetupWizardHighLevel.qml
@ -54,12 +54,12 @@ You SHOULD set this website address to some foreign website which is not blocked
                text: WizardLogic.lineEditHighWebsiteMaskingText
                onEditingFinished: {
                    let _text = website_masking.text
-                    _text.replace("http://", "");
-                    _text.replace("https://", "");
+                    _text = _text.replace("http://", "");
+                    _text = _text.replace("https://", "");
                    if (!_text) {
                        return
                    }
-                    _text = _text.split("/").first();
+                    _text = _text.split("/")[0];
                    WizardLogic.lineEditHighWebsiteMaskingText = _text
                }
                onAccepted: {
--- a/client/ui/qml/main.qml
+++ b/client/ui/qml/main.qml
@ -230,6 +230,10 @@ Window  {
        function onToggleLogPanel() {
            drawer_log.visible = !drawer_log.visible
        }
+        function onShowWarningMessage(message) {
+            popupWarning.popupWarningText = message
+            popupWarning.open()
+        }
    }

    MessageDialog {
@ -238,12 +242,6 @@ Window  {
        text: qsTr("It's public key. Private key required")
        visible: false
    }
-    MessageDialog {
-        id: connectErrorDialog
-        title: "AmneziaVPN"
-        text: UiLogic.dialogConnectErrorText
-        visible: false
-    }

    Drawer {
        id: drawer_log
@ -353,4 +351,8 @@ Window  {
            }
        }
    }
+
+    PopupWarning {
+        id: popupWarning
+    }
 }
--- a/client/ui/uilogic.cpp
+++ b/client/ui/uilogic.cpp
@ -10,7 +10,6 @@
 #include <QJsonObject>
 #include <QKeyEvent>
 #include <QMenu>
-#include <QMessageBox>
 #include <QMetaEnum>
 #include <QSysInfo>
 #include <QThread>
@ -67,6 +66,7 @@
 #include "pages_logic/ViewConfigLogic.h"
 #include "pages_logic/VpnLogic.h"
 #include "pages_logic/WizardLogic.h"
+#include "pages_logic/AdvancedServerSettingsLogic.h"

 #include "pages_logic/protocols/CloakLogic.h"
 #include "pages_logic/protocols/OpenVpnLogic.h"
@ -157,7 +157,7 @@ void UiLogic::initalizeUiLogic()
        emit goToPage(Page::Start, true, false);
    }

-    selectedServerIndex = m_settings->defaultServerIndex();
+    m_selectedServerIndex = m_settings->defaultServerIndex();

    qInfo().noquote() << QString("Started %1 version %2").arg(APPLICATION_NAME).arg(APP_VERSION);
    qInfo().noquote() << QString("%1 (%2)").arg(QSysInfo::prettyProductName()).arg(QSysInfo::currentCpuArchitecture());
@ -199,8 +199,8 @@ void UiLogic::keyPressEvent(Qt::Key key)
        qApp->quit();
        break;
    case Qt::Key_H:
-        selectedServerIndex = m_settings->defaultServerIndex();
-        selectedDockerContainer = m_settings->defaultContainer(selectedServerIndex);
+        m_selectedServerIndex = m_settings->defaultServerIndex();
+        m_selectedDockerContainer = m_settings->defaultContainer(m_selectedServerIndex);

        //updateSharingPage(selectedServerIndex, m_settings->serverCredentials(selectedServerIndex), selectedDockerContainer);
        emit goToPage(Page::ShareConnection);
@ -214,7 +214,7 @@ void UiLogic::keyPressEvent(Qt::Key key)
        emit goToPage(Page::Start);
        break;
    case Qt::Key_S:
-        selectedServerIndex = m_settings->defaultServerIndex();
+        m_selectedServerIndex = m_settings->defaultServerIndex();
        emit goToPage(Page::ServerSettings);
        break;
    case Qt::Key_P:
@ -262,15 +262,13 @@ QString UiLogic::containerDesc(int container)

 void UiLogic::onGotoCurrentProtocolsPage()
 {
-    selectedServerIndex = m_settings->defaultServerIndex();
-    selectedDockerContainer = m_settings->defaultContainer(selectedServerIndex);
+    m_selectedServerIndex = m_settings->defaultServerIndex();
+    m_selectedDockerContainer = m_settings->defaultContainer(m_selectedServerIndex);
    emit goToPage(Page::ServerContainers);
 }

-void UiLogic::installServer(QMap<DockerContainer, QJsonObject> &containers)
+void UiLogic::installServer(QPair<DockerContainer, QJsonObject> &container)
 {
-    if (containers.isEmpty()) return;
-
    emit goToPage(Page::ServerConfiguringProgress);
    QEventLoop loop;
    QTimer::singleShot(500, &loop, SLOT(quit()));
@ -325,43 +323,55 @@ void UiLogic::installServer(QMap<DockerContainer, QJsonObject> &containers)
        pageLogic<ServerConfiguringProgressLogic>()->set_pushButtonCancelVisible(visible);
    };

-    int count = 0;
-    ErrorCode error;
-    for (QMap<DockerContainer, QJsonObject>::iterator i = containers.begin(); i != containers.end(); i++, count++) {
-        progressBarFunc.setTextFunc(QString("Installing %1 %2 %3").arg(count+1).arg(tr("of")).arg(containers.size()));
+    bool isServerCreated = false;
+    ErrorCode errorCode = addAlreadyInstalledContainersGui(true, isServerCreated);
+    if (errorCode == ErrorCode::NoError) {
+        if (!isContainerAlreadyAddedToGui(container.first)) {
+            progressBarFunc.setTextFunc(QString("Installing %1").arg(ContainerProps::containerToString(container.first)));
+            auto installAction = [&] () {
+                return m_serverController->setupContainer(m_installCredentials, container.first, container.second);
+            };
+            errorCode = pageLogic<ServerConfiguringProgressLogic>()->doInstallAction(installAction, pageFunc, progressBarFunc,
+                                                                                     noButton, waitInfoFunc,
+                                                                                     busyInfoFunc, cancelButtonFunc);
+            m_serverController->disconnectFromHost(m_installCredentials);

-        error = pageLogic<ServerConfiguringProgressLogic>()->doInstallAction([&] () {
-            return m_serverController->setupContainer(installCredentials, i.key(), i.value());
-        }, pageFunc, progressBarFunc, noButton, waitInfoFunc, busyInfoFunc, cancelButtonFunc);
+            if (errorCode == ErrorCode::NoError) {
+                if (!isServerCreated) {
+                    QJsonObject server;
+                    server.insert(config_key::hostName, m_installCredentials.hostName);
+                    server.insert(config_key::userName, m_installCredentials.userName);
+                    server.insert(config_key::password, m_installCredentials.password);
+                    server.insert(config_key::port, m_installCredentials.port);
+                    server.insert(config_key::description, m_settings->nextAvailableServerName());

-        m_serverController->disconnectFromHost(installCredentials);
-    }
+                    server.insert(config_key::containers, QJsonArray{container.second});
+                    server.insert(config_key::defaultContainer, ContainerProps::containerToString(container.first));

-    if (error == ErrorCode::NoError) {
-        QJsonObject server;
-        server.insert(config_key::hostName, installCredentials.hostName);
-        server.insert(config_key::userName, installCredentials.userName);
-        server.insert(config_key::password, installCredentials.password);
-        server.insert(config_key::port, installCredentials.port);
-        server.insert(config_key::description, m_settings->nextAvailableServerName());
+                    m_settings->addServer(server);
+                    m_settings->setDefaultServer(m_settings->serversCount() - 1);
+                } else {
+                    m_settings->setContainerConfig(m_settings->serversCount() - 1, container.first, container.second);
+                    m_settings->setDefaultContainer(m_settings->serversCount() - 1, container.first);
+                }
+                onUpdateAllPages();

-        QJsonArray containerConfigs;
-        for (const QJsonObject &cfg : containers) {
-            containerConfigs.append(cfg);
+                emit setStartPage(Page::Vpn);
+                qApp->processEvents();
+                return;
+            }
+        } else {
+            onUpdateAllPages();
+            emit showWarningMessage("Attention! The container you are trying to install is already installed on the server. "
+                                    "All installed containers have been added to the application ");
+            emit setStartPage(Page::Vpn);
+            return;
        }
-        server.insert(config_key::containers, containerConfigs);
-        server.insert(config_key::defaultContainer, ContainerProps::containerToString(containers.firstKey()));
-
-        m_settings->addServer(server);
-        m_settings->setDefaultServer(m_settings->serversCount() - 1);
-        onUpdateAllPages();
-
-        emit setStartPage(Page::Vpn);
-        qApp->processEvents();
-    }
-    else {
-        emit closePage();
    }
+    emit showWarningMessage(tr("Error occurred while configuring server.") + "\n" +
+                            tr("Error message: ") + errorString(errorCode) + "\n" +
+                            tr("See logs for details."));
+    emit closePage();
 }

 PageProtocolLogicBase *UiLogic::protocolLogic(Proto p)
@ -497,4 +507,72 @@ void UiLogic::registerPagesLogic()
    registerPageLogic<ViewConfigLogic>();
    registerPageLogic<VpnLogic>();
    registerPageLogic<WizardLogic>();
+    registerPageLogic<AdvancedServerSettingsLogic>();
+}
+
+ErrorCode UiLogic::addAlreadyInstalledContainersGui(bool createNewServer, bool &isServerCreated)
+{
+    isServerCreated = false;
+    ServerCredentials credentials;
+    if (createNewServer) {
+        credentials = m_installCredentials;
+    } else {
+        credentials = m_settings->serverCredentials(m_selectedServerIndex);
+    }
+
+    QMap<DockerContainer, QJsonObject> installedContainers;
+    ErrorCode errorCode = m_serverController->getAlreadyInstalledContainers(credentials, installedContainers);
+    m_serverController->disconnectFromHost(credentials);
+    if (errorCode != ErrorCode::NoError) {
+        return errorCode;
+    }
+
+    if (!installedContainers.empty()) {
+        QJsonObject server;
+        QJsonArray containerConfigs;
+        if (createNewServer) {
+            server.insert(config_key::hostName, credentials.hostName);
+            server.insert(config_key::userName, credentials.userName);
+            server.insert(config_key::password, credentials.password);
+            server.insert(config_key::port, credentials.port);
+            server.insert(config_key::description, m_settings->nextAvailableServerName());
+        }
+
+        for (auto container = installedContainers.begin(); container != installedContainers.end(); container++) {
+            if (isContainerAlreadyAddedToGui(container.key())) {
+                continue;
+            }
+
+            if (createNewServer) {
+                containerConfigs.append(container.value());
+                server.insert(config_key::containers, containerConfigs);
+            } else {
+                m_settings->setContainerConfig(m_selectedServerIndex, container.key(), container.value());
+                m_settings->setDefaultContainer(m_selectedServerIndex, installedContainers.firstKey());
+            }
+        }
+
+        if (createNewServer) {
+            server.insert(config_key::defaultContainer, ContainerProps::containerToString(installedContainers.firstKey()));
+            m_settings->addServer(server);
+            m_settings->setDefaultServer(m_settings->serversCount() - 1);
+            isServerCreated = true;
+        }
+    }
+
+    return ErrorCode::NoError;
+}
+
+bool UiLogic::isContainerAlreadyAddedToGui(DockerContainer container)
+{
+    for (int i = 0; i < m_settings->serversCount(); i++) {
+        const ServerCredentials credentials = m_settings->serverCredentials(i);
+        if (m_installCredentials.hostName == credentials.hostName && m_installCredentials.port == credentials.port) {
+            const QJsonObject containerConfig = m_settings->containerConfig(i, container);
+            if (!containerConfig.isEmpty()) {
+                return true;
+            }
+        }
+    }
+    return false;
 }
--- a/client/ui/uilogic.h
+++ b/client/ui/uilogic.h
@ -42,6 +42,7 @@ class StartPageLogic;
 class ViewConfigLogic;
 class VpnLogic;
 class WizardLogic;
+class AdvancedServerSettingsLogic;

 class PageProtocolLogicBase;
 class OpenVpnLogic;
@ -52,6 +53,7 @@ class OtherProtocolsLogic;

 class VpnConnection;

+class CreateServerTest;

 class UiLogic : public QObject
 {
@ -60,7 +62,7 @@ class UiLogic : public QObject
    AUTO_PROPERTY(bool, pageEnabled)
    AUTO_PROPERTY(int, pagesStackDepth)
    AUTO_PROPERTY(int, currentPageValue)
-    AUTO_PROPERTY(QString, dialogConnectErrorText)
+    AUTO_PROPERTY(QString, popupWarningText)

    READONLY_PROPERTY(QObject *, containersModel)
    READONLY_PROPERTY(QObject *, protocolsModel)
@ -87,6 +89,7 @@ public:
    friend class ViewConfigLogic;
    friend class VpnLogic;
    friend class WizardLogic;
+    friend class AdvancedServerSettingsLogic;

    friend class PageProtocolLogicBase;
    friend class OpenVpnLogic;
@ -95,6 +98,8 @@ public:

    friend class OtherProtocolsLogic;

+    friend class CreateServerTest;
+
    Q_INVOKABLE virtual void onUpdatePage() {} // UiLogic is set as logic class for some qml pages
    Q_INVOKABLE void onUpdateAllPages();

@ -112,11 +117,11 @@ public:
    Q_INVOKABLE void saveBinaryFile(const QString& desc, QString ext, const QString& data);
    Q_INVOKABLE void copyToClipboard(const QString& text);

+    Q_INVOKABLE amnezia::ErrorCode addAlreadyInstalledContainersGui(bool createNewServer, bool &isServerCreated);
+
    void shareTempFile(const QString &suggestedName, QString ext, const QString& data);

 signals:
-    void dialogConnectErrorTextChanged();
-
    void goToPage(PageEnumNS::Page page, bool reset = true, bool slide = true);
    void goToProtocolPage(Proto protocol, bool reset = true, bool slide = true);
    void goToShareProtocolPage(Proto protocol, bool reset = true, bool slide = true);
@ -129,13 +134,15 @@ signals:
    void hide();
    void raise();
    void toggleLogPanel();
+    void showWarningMessage(QString message);

 private slots:
    // containers - INOUT arg
-    void installServer(QMap<DockerContainer, QJsonObject> &containers);
+    void installServer(QPair<amnezia::DockerContainer, QJsonObject> &container);

 private:
    PageEnumNS::Page currentPage();
+    bool isContainerAlreadyAddedToGui(DockerContainer container);

 public:
    Q_INVOKABLE PageProtocolLogicBase *protocolLogic(Proto p);
@ -178,8 +185,8 @@ private:

    NotificationHandler* m_notificationHandler;

-    int selectedServerIndex = -1; // server index to use when proto settings page opened
-    DockerContainer selectedDockerContainer; // same
-    ServerCredentials installCredentials; // used to save cred between pages new_server and new_server_protocols and wizard
+    int m_selectedServerIndex = -1; // server index to use when proto settings page opened
+    DockerContainer m_selectedDockerContainer; // same
+    ServerCredentials m_installCredentials; // used to save cred between pages new_server and new_server_protocols and wizard
 };
 #endif // UILOGIC_H
--- a/client/utilities.cpp
+++ b/client/utilities.cpp
@ -241,7 +241,7 @@ QString Utils::certUtilPath()
 {
 #ifdef Q_OS_WIN
    QString winPath = QString::fromUtf8(qgetenv("windir"));
-    return winPath + "system32\\certutil.exe";
+    return winPath + "\\system32\\certutil.exe";
 #else
    return "";
 #endif
--- a/client/vpnconnection.cpp
+++ b/client/vpnconnection.cpp
@ -105,8 +105,8 @@ void VpnConnection::onConnectionStateChanged(VpnProtocol::VpnConnectionState sta
    }
    else {
        m_isIOSConnected = false;
-        m_receivedBytes = 0;
-        m_sentBytes = 0;
+//        m_receivedBytes = 0;
+//        m_sentBytes = 0;
    }
 #endif
    emit connectionStateChanged(state);