perf: 改用dbus提权检测IP冲突

debian/kylin-nm.postinst

@@ -1,14 +0,0 @@
-#!/bin/sh
- 
-set -e
- 
-PROGRAM=$(dpkg-divert --truename /usr/bin/kylin-nm)
-
-if setcap cap_net_raw+ep $PROGRAM; then
-    chmod u-s $PROGRAM
-fi
-
-echo "kylin nm set cap success"
-
-exit 0
-

kylin-nm.pro

@@ -8,6 +8,7 @@ CONFIG += \
 SUBDIRS = \
         plugins/plugin.pro \
         src-vpn/src-vpn.pro \
-        src
+        src \
+        sys-dbus-register \
 
 QT += widgets

src/backend/backend.pri

@@ -4,17 +4,12 @@ include(dbus-interface/dbus-interface.pri)
 
 HEADERS += \
     $$PWD/dbusadaptor.h \
-    $$PWD/kylinarping.h \
-    $$PWD/kylinipv4arping.h \
-    $$PWD/kylinipv6arping.h \
     $$PWD/sysdbusregister.h \
     $$PWD/utils.h \
     $$PWD/wifi-auth-thread.h
 
 SOURCES += \
     $$PWD/dbusadaptor.cpp \
-    $$PWD/kylinipv4arping.cpp \
-    $$PWD/kylinipv6arping.cpp \
     $$PWD/sysdbusregister.cpp \
     $$PWD/utils.cpp \
     $$PWD/wifi-auth-thread.cpp

src/frontend/netdetails/netdetail.cpp

@@ -18,8 +18,6 @@
  *
  */
 #include "netdetail.h"
-#include "backend/kylinipv4arping.h"
-#include "backend/kylinipv6arping.h"
 //#include "xatom/xatom-helper.h"
 
 #define THEME_SCHAME "org.ukui.style"
@@ -57,6 +55,9 @@
 #define  PEAP_SCRO_HEIGHT  300
 #define  TLS_SCRO_HEIGHT  480
 #define  MAX_TAB_TEXT_LENGTH 44
+#define  SYSTEM_DBUS_SERVICE  "com.kylin.network.qt.systemdbus"
+#define  SYSTEM_DBUS_PATH  "/"
+#define  SYSTEM_DBUS_INTERFACE "com.kylin.network.interface"
 
 //extern void qt_blurImage(QImage &blurImage, qreal radius, bool quality, int transposed);
 
@@ -1268,14 +1269,20 @@ void ThreadObject::checkIpv4ConflictThread(const QString &ipv4Address)
         return;
     }
     bool isConflict = false;
-    KyIpv4Arping* ipv4Arping = new KyIpv4Arping(m_devName, ipv4Address);
-    if (ipv4Arping->ipv4ConflictCheck() >= 0) {
-        isConflict =  ipv4Arping->ipv4IsConflict();
-        if (isConflict) {
-            QString mac = ipv4Arping->getMacAddress();
-            qDebug() << "conflict mac" << mac;
+
+    QDBusInterface dbusInterface(SYSTEM_DBUS_SERVICE,
+                                 SYSTEM_DBUS_PATH,
+                                 SYSTEM_DBUS_INTERFACE,
+                                 QDBusConnection::systemBus());
+
+    if(!dbusInterface.isValid()) {
+        qWarning ()<< "check IPv4 conflict failed, init kylin.network.qt.systemdbus error";
+        Q_EMIT ipv4IsConflict(isConflict);
+        return;
+    }
+
     KyNetworkDeviceResourse resource;
-            QStringList devList,devList1,devList2;
+    QStringList devList, devList1, devList2, macList;
     resource.getNetworkDeviceList(NetworkManager::Device::Type::Ethernet, devList1);
     resource.getNetworkDeviceList(NetworkManager::Device::Type::Wifi, devList2);
     devList << devList1 << devList2;
@@ -1283,18 +1290,16 @@ void ThreadObject::checkIpv4ConflictThread(const QString &ipv4Address)
         QString hardAddress;
         int band;
         resource.getHardwareInfo(devList.at(i), hardAddress, band);
-                if (hardAddress == mac) {
-                    qDebug() << "conflict local card" << devList.at(i);
-                    isConflict = false;
-                }
-            }
-        }
-    } else {
-        qWarning() << "checkIpv4Conflict internal error";
+        macList << hardAddress;
+    }
+
+    QDBusReply <bool> reply = dbusInterface.call("checkIpv4IsConflict", m_devName, ipv4Address, macList);
+    if (reply.isValid()) {
+        isConflict = reply.value();
+    } else {
+        qWarning () << "check IPv4 conflict failed, dbus reply invalid";
     }
 
-    delete ipv4Arping;
-    ipv4Arping = nullptr;
     Q_EMIT ipv4IsConflict(isConflict);
 }
 
@@ -1304,14 +1309,21 @@ void ThreadObject::checkIpv6ConflictThread(const QString &ipv6Address)
         return;
     }
     bool isConflict = false;
-    KyIpv6Arping* ipv6rping = new KyIpv6Arping(m_devName, ipv6Address);
-    if (ipv6rping->ipv6ConflictCheck() >= 0) {
-        isConflict =  ipv6rping->ipv6IsConflict();
+    QDBusInterface dbusInterface(SYSTEM_DBUS_SERVICE,
+                                 SYSTEM_DBUS_PATH,
+                                 SYSTEM_DBUS_INTERFACE,
+                                 QDBusConnection::systemBus());
+
+    if(!dbusInterface.isValid()) {
+        qWarning () << "check IPv6 conflict failed, init kylin.network.qt.systemdbus error";
     } else {
-        qWarning() << "checkIpv6Conflict internal error";
+        QDBusReply <bool> reply = dbusInterface.call("checkIpv6IsConflict", m_devName, ipv6Address);
+        if (reply.isValid()) {
+            isConflict = reply.value();
+        } else {
+            qWarning () << "check IPv6 conflict failed, dbus reply invalid";
+        }
     }
 
-    delete ipv6rping;
-    ipv6rping = nullptr;
     Q_EMIT ipv6IsConflict(isConflict);
 }

sys-dbus-register/conf/com.kylin.network.qt.systemdbus.conf

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?> <!-- -*- XML -*- -->
+
+<!DOCTYPE busconfig PUBLIC
+ "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
+ "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
+<busconfig>
+    <!-- Only root can own the service -->
+    <policy user="root">
+        <allow own="com.kylin.network.qt.systemdbus"/>
+        <allow send_interface="com.kylin.network.interface"/>
+    </policy>
+    
+    <!-- Allow anyone to invoke methods on the interfaces -->
+    <policy context="default">
+        <allow send_destination="com.kylin.network.qt.systemdbus" 
+            send_interface="com.kylin.network.interface"/>
+        <allow send_destination="com.kylin.network.qt.systemdbus"
+            send_interface="org.freedesktop.DBus.Introspectable"/>
+        <allow send_destination="com.kylin.network.qt.systemdbus"
+            send_interface="org.freedesktop.DBus.Properties"/>
+    </policy>
+</busconfig>

sys-dbus-register/conf/com.kylin.network.qt.systemdbus.service

@@ -0,0 +1,4 @@
+[D-BUS Service]
+Name=com.kylin.network.qt.systemdbus
+Exec=/usr/bin/kylin-nm-sysdbus
+User=root

sys-dbus-register/kyarping/kyarping.pri

@@ -0,0 +1,12 @@
+INCLUDEPATH += $$PWD
+
+HEADERS += \
+    $$PWD/kylinarping.h \
+    $$PWD/kylinipv4arping.h \
+    $$PWD/kylinipv6arping.h \
+
+SOURCES += \
+    $$PWD/kylinipv4arping.cpp \
+    $$PWD/kylinipv6arping.cpp \
+
+DISTFILES +=

sys-dbus-register/kynmsystemdbus.cpp

@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2023, KylinSoft Co., Ltd.
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "kynmsystemdbus.h"
+#include "kylinipv4arping.h"
+#include "kylinipv6arping.h"
+
+#define LOG_FLAG "[KynmSystemDbus]"
+
+KynmSystemDbus::KynmSystemDbus(QObject *parent) : QObject(parent)
+{
+
+}
+
+KynmSystemDbus::~KynmSystemDbus()
+{
+
+}
+
+bool KynmSystemDbus::checkIpv4IsConflict(const QString devName, const QString ipv4Address, QStringList macList)
+{
+    bool isConflict = false;
+    KyIpv4Arping* ipv4Arping = new KyIpv4Arping(devName, ipv4Address);
+    if (ipv4Arping->ipv4ConflictCheck() >= 0) {
+        isConflict =  ipv4Arping->ipv4IsConflict();
+        if (isConflict && !macList.isEmpty()) {
+            QString macAddress = ipv4Arping->getMacAddress();
+            for (const auto mac : macList) {
+                if (macAddress == mac) {
+                    qDebug() << LOG_FLAG << "IPv4 conflict mac" << mac;
+                    isConflict = false;
+                    break;
+                }
+            }
+        }
+    } else {
+        qWarning() << LOG_FLAG << "checkIpv4Conflict internal error";
+    }
+
+    delete ipv4Arping;
+    ipv4Arping = nullptr;
+
+    return isConflict;
+}
+
+bool KynmSystemDbus::checkIpv6IsConflict(const QString devName, const QString ipv6Address)
+{
+    bool isConflict = false;
+    KyIpv6Arping* ipv6rping = new KyIpv6Arping(devName, ipv6Address);
+    if (ipv6rping->ipv6ConflictCheck() >= 0) {
+        isConflict =  ipv6rping->ipv6IsConflict();
+    } else {
+        qWarning() << LOG_FLAG << "checkIpv6Conflict internal error";
+    }
+
+    delete ipv6rping;
+    ipv6rping = nullptr;
+
+    return isConflict;
+}

sys-dbus-register/kynmsystemdbus.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2023, KylinSoft Co., Ltd.
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef KYNMSYSTEMDBUS_H
+#define KYNMSYSTEMDBUS_H
+
+#include <QObject>
+
+class KynmSystemDbus : public QObject
+{
+    Q_OBJECT
+    Q_CLASSINFO("D-Bus Interface", "com.kylin.network.interface")
+
+public:
+    explicit KynmSystemDbus(QObject *parent = nullptr);
+    ~KynmSystemDbus();
+
+public Q_SLOTS:
+    Q_SCRIPTABLE bool checkIpv4IsConflict(const QString devName, const QString ipv4Address, QStringList macList);
+    Q_SCRIPTABLE bool checkIpv6IsConflict(const QString devName, const QString ipv6Address);
+};
+
+#endif // KYNMSYSTEMDBUS_H

sys-dbus-register/main.cpp

@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2023, KylinSoft Co., Ltd.
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "kynmsystemdbus.h"
+#include <QCoreApplication>
+#include <QDBusConnection>
+#include <QDBusError>
+#include <QDebug>
+
+int main(int argc, char *argv[]){
+
+    QCoreApplication app(argc, argv);
+
+    QDBusConnection systemBus = QDBusConnection::systemBus();
+    if (!systemBus.registerService("com.kylin.network.qt.systemdbus")){
+        qCritical() << "QDbus register service failed reason:" << systemBus.lastError();
+        exit(1);
+    }
+
+    if (!systemBus.registerObject("/", new KynmSystemDbus(), QDBusConnection::ExportAllSlots | QDBusConnection::ExportAllSignals)){
+        qCritical() << "QDbus register object failed reason:" << systemBus.lastError();
+        exit(2);
+    }
+
+    return app.exec();
+}

sys-dbus-register/sys-dbus-register.pro

@@ -0,0 +1,31 @@
+QT += dbus network
+TARGET = kylin-nm-sysdbus
+TEMPLATE = app
+CONFIG += c++14 qt warn_on link_pkgconfig no_keywords
+CONFIG -= app_bundle
+
+TARGET = kylin-nm-sysdbus
+TEMPLATE = app
+
+PKGCONFIG +=gio-2.0 glib-2.0 gio-unix-2.0 libcap
+
+inst1.files += conf/com.kylin.network.qt.systemdbus.service
+inst1.path = /usr/share/dbus-1/system-services/
+inst2.files += conf/com.kylin.network.qt.systemdbus.conf
+inst2.path = /etc/dbus-1/system.d/
+target.source += $$TARGET
+target.path = /usr/bin
+
+INSTALLS += \
+         target \
+         inst1 \
+         inst2 \
+
+include(kyarping/kyarping.pri)
+
+SOURCES += \
+        kynmsystemdbus.cpp \
+        main.cpp
+
+HEADERS += \
+        kynmsystemdbus.h