462 lines
16 KiB
C++
462 lines
16 KiB
C++
/*
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* Copyright (C) 2020 Tianjin KYLIN Information Technology Co., Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "backthread.h"
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#include "utils.h"
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/syslog.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <QFile>
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#include <QRegExp>
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#include <QDir>
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#include "kylinnm.h" //逼不得已，引入kylinnm头文件
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BackThread::BackThread(QObject *parent) : QObject(parent)
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{
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cmdConnWifi = new QProcess(this);
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connect(cmdConnWifi , SIGNAL(readyReadStandardOutput()) , this , SLOT(on_readoutput()));
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connect(cmdConnWifi , SIGNAL(readyReadStandardError()) , this , SLOT(on_readerror()));
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cmdConnWifi->start("bash");
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cmdConnWifi->waitForStarted();
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}
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BackThread::~BackThread()
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{
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cmdConnWifi->close();
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}
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//get the connection state of wired and wireles network
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IFace* BackThread::execGetIface()
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{
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IFace *iface = new IFace();
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QString tmpPath = "/tmp/kylin-nm-iface-" + QDir::home().dirName();
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QString cmd = "export LANG='en_US.UTF-8';export LANGUAGE='en_US';nmcli -f TYPE,DEVICE,STATE device > " + tmpPath;
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Utils::m_system(cmd.toUtf8().data());
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// int status = system(cmd.toUtf8().data());
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// if (status != 0){ syslog(LOG_ERR, "execute 'nmcli device' in function 'execGetIface' failed");}
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QFile file(tmpPath);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
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// print information if can not open file ~/.config/kylin-nm-iface
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syslog(LOG_ERR, "Can't open the file ~/.config/kylin-nm-iface!");
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qDebug()<<"Can't open the file ~/.config/kylin-nm-iface!";
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}
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QString txt = file.readAll();
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QStringList txtList = txt.split("\n");
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file.close();
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iface->lstate = 2;
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iface->wstate = 2;
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for (int i = 1; i < txtList.size(); i ++) {
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QString line = txtList.at(i);
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if (line != "") {
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int index1 = line.indexOf(" ");
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QString type = line.left(index1);
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QString lastStr = line.mid(index1).trimmed();
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int index2 = lastStr.indexOf(" ");
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QString iname = lastStr.left(index2);
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QString istateStr = lastStr.mid(index2).trimmed();
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if (type == "ethernet" && iface->lstate != 0) {
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// if type is wired network
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iface->lname = iname;
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if (istateStr == "unmanaged") {
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iface->lstate = 2; //switch of wired device is off
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}
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if (istateStr == "disconnected" || istateStr == "unavailable") {
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iface->lstate = 1; //wired network is disconnected
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}
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if (istateStr == "connected") {
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iface->lstate = 0; //wired network is connected
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}
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}
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if (type == "wifi" && iface->wstate != 0) {
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// if type is wireless network
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iface->wname = iname;
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if (istateStr == "unmanaged" || istateStr == "unavailable") {
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iface->wstate = 2; //switch of wireless device is off
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}
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if (istateStr == "disconnected") {
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iface->wstate = 1; //wireless network is disconnected
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}
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if (istateStr == "connected") {
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iface->wstate = 0; //wireless network is connected
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}
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}
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}
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}
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return iface;
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}
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//turn on the switch of network
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void BackThread::execEnNet()
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{
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char *chr = "nmcli networking on";
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Utils::m_system(chr);
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// int status = system("nmcli networking on");
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// if (status != 0){ syslog(LOG_ERR, "execute 'nmcli networking on' in function 'execEnNet' failed");}
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while (1) {
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if (execGetIface()->lstate != 2) {
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sleep(3);
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emit enNetDone();
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emit btFinish();
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break;
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}
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sleep(1);
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}
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}
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//turn off the switch of wireless network first, then turn off the switch of network
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void BackThread::execDisNet()
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{
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if (execGetIface()->wstate != 2) {
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char *chr = "nmcli radio wifi off";
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Utils::m_system(chr);
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// int status = system("nmcli radio wifi off");
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// if (status != 0){ syslog(LOG_ERR, "execute 'nmcli radio wifi off' in function 'execDisNet' failed");}
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while (1) {
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if (execGetIface()->wstate == 2) {
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emit disWifiDone();
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emit btFinish();
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break;
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}
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sleep(1);
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}
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}
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char *chr1 = "nmcli networking off";
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Utils::m_system(chr1);
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// int status1 = system("nmcli networking off");
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// if (status1 != 0){ syslog(LOG_ERR, "execute 'nmcli networking off' in function 'execDisNet' failed");}
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while (1) {
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if (execGetIface()->lstate == 2) {
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emit disNetDone();
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emit btFinish();
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break;
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}
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sleep(1);
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}
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}
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//turn on the switch of wireless network
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void BackThread::execEnWifi()
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{
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//if (execGetIface()->lstate == 2){
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// char *chr = "nmcli networking on";
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// Utils::m_system(chr);
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// //int status = system("nmcli networking on");
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// //if (status != 0){ syslog(LOG_ERR, "execute 'nmcli networking on' in function 'execEnWifi' failed");}
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// while(1){
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// if (execGetIface()->lstate != 2){
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// emit launchLanDone();
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// break;
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// }
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// sleep(1);
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// }
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//}
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char *chr1 = "nmcli radio wifi on";
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Utils::m_system(chr1);
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//int status1 = system("nmcli radio wifi on");
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//if (status1 != 0){ syslog(LOG_ERR, "execute 'nmcli radio wifi on' in function 'execEnWifi' failed");}
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while (1) {
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if (execGetIface()->wstate != 2) {
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KylinDBus objKyDbus;
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while (1) {
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if (objKyDbus.getAccessPointsNumber() > 0) {
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// objKyDbus.getAccessPointsNumber()>0 standard can get wireless accesspoints now
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KylinNM::reflashWifiUi();
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emit enWifiDone();
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emit btFinish();
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break;
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}
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sleep(2);
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}
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break;
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}
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sleep(1);
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}
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}
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//turn off the switch of wireless network
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void BackThread::execDisWifi()
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{
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char *chr = "nmcli radio wifi off";
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Utils::m_system(chr);
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// int status = system("nmcli radio wifi off");
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// if (status != 0){ syslog(LOG_ERR, "execute 'nmcli radio wifi off' in function 'execDisWifi' failed");}
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while (1) {
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if (execGetIface()->wstate == 2) {
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KylinNM::reflashWifiUi();
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emit disWifiDone();
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emit btFinish();
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break;
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}
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sleep(1);
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}
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}
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//to connect wired network
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void BackThread::execConnLan(QString connName)
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{
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disConnLanOrWifi("ethernet");
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KylinDBus objKyDbus;
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if (objKyDbus.isWiredCableOn) {
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// only if wired cable is plug in, can connect wired network
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QString cmd = "export LANG='en_US.UTF-8';export LANGUAGE='en_US';nmcli connection up \"" + connName.replace("\"","\\\"") + "\"";
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Utils::m_system(cmd.toUtf8().data());
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// int status = system(cmd.toUtf8().data());
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// if (status != 0){ syslog(LOG_ERR, "execute 'nmcli connection up' in function 'execConnLan' failed");}
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qDebug()<<"debug: in function execConnLan, wired net state is: "<<QString::number(execGetIface()->lstate);
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syslog(LOG_DEBUG, "In function execConnLan, wired net state is: %d", execGetIface()->lstate);
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emit connDone(0);
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} else {
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qDebug()<<"connect wired network failed for without wired cable plug in.";
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syslog(LOG_DEBUG, "connect wired network failed for without wired cable plug in.");
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emit connDone(1);
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}
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emit btFinish();
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}
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//to connected wireless network need a password
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void BackThread::execConnWifiPWD(QString connName, QString password)
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{
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//disConnLanOrWifi("wifi");
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QString tmpPath = "/tmp/kylin-nm-btoutput-" + QDir::home().dirName();
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QString cmdStr = "export LANG='en_US.UTF-8';export LANGUAGE='en_US';nmcli device wifi connect \"" + connName.replace("\"","\\\"") + "\" password \"" + password.replace("\"","\\\"") + "\" > " + tmpPath;
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Utils::m_system(cmdStr.toUtf8().data());
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// int status = system(cmdStr.toUtf8().data());
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// if (status != 0){ syslog(LOG_ERR, "execute 'nmcli device wifi connect' in function 'execConnWifiPWD' failed");}
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QFile file(tmpPath);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
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syslog(LOG_DEBUG, "Can't open the file /tmp/kylin-nm-btoutput !");
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qDebug()<<"Can't open the file /tmp/kylin-nm-btoutput !"<<endl;
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}
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QString line = file.readLine();
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file.close();
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if (line.indexOf("successfully") != -1) {
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emit connDone(0);
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qDebug()<<"debug: in function execConnWifiPWD, wireless net state is: "<<QString::number(execGetIface()->wstate);
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syslog(LOG_DEBUG, "In function execConnWifiPWD, wireless net state is: %d", execGetIface()->wstate);
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} else {
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emit connDone(1);
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}
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emit btFinish();
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}
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//to connected wireless network driectly do not need a password
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void BackThread::execConnWifi(QString connName)
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{
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//disConnLanOrWifi("wifi");
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QString cmdStr = "export LANG='en_US.UTF-8';export LANGUAGE='en_US';nmcli connection up \"" + connName.replace("\"","\\\"") + "\"\n";
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cmdConnWifi->write(cmdStr.toUtf8().data());
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}
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void BackThread::on_readoutput()
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{
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QString str = cmdConnWifi->readAllStandardOutput();
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cmdConnWifi->close();
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qDebug()<<"on_readoutput: "<< str;
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if (str.indexOf("successfully") != -1) {
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emit connDone(0); //send this signal if connect net successfully
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qDebug()<<"debug: in function on_readoutput, wireless net state is: "<<QString::number(execGetIface()->wstate);
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syslog(LOG_DEBUG, "In function on_readoutput, wireless net state is: %d", execGetIface()->wstate);
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} else if(str.indexOf("unknown") != -1) {
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emit connDone(2);
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} else {
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emit connDone(1);
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}
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emit btFinish();
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}
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void BackThread::on_readerror()
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{
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QString str = cmdConnWifi->readAllStandardError();
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cmdConnWifi->close();
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qDebug()<<"on_readerror: "<< str;
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if (str.indexOf("successfully") != -1) {
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emit connDone(0);
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} else if(str.indexOf("unknown") != -1 || str.indexOf("not exist") != -1) {
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emit connDone(2); //send this signal if the network we want to connect has not a configuration file
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} else {
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emit connDone(1); //send this signal if connect net failed
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}
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emit btFinish();
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}
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//get property of connected network
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QString BackThread::getConnProp(QString connName)
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{
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QString tmpPath = "/tmp/kylin-nm-connprop-" + QDir::home().dirName();
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QString cmd = "export LANG='zh_CN.UTF-8';export LANGUAGE='zh_CN';nmcli connection show \"" + connName.replace("\"","\\\"") + "\" > " + tmpPath;
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Utils::m_system(cmd.toUtf8().data());
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// int status = system(cmd.toUtf8().data());
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// if (status != 0){ syslog(LOG_ERR, "execute 'nmcli connection show' in function 'getConnProp' failed");}
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QFile file(tmpPath);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
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syslog(LOG_ERR, "Can't open the file /tmp/kylin-nm-connprop!");
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qDebug()<<"Can't open the file /tmp/kylin-nm-connprop!"<<endl;
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}
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QString txt = file.readAll();
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QStringList txtLine = txt.split("\n");
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file.close();
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QString rtn = "";
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foreach (QString line, txtLine) {
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if (line.startsWith("ipv4.method:")) {
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QString v4method = line.mid(12).trimmed();
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rtn += "method:" + v4method + "|";
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}
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if (line.startsWith("ipv4.addresses:")) {
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QString value = line.mid(15).trimmed();
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if (value == "--" || value == "") {
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rtn += "addr:|mask:|";
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} else {
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QString addr = value.split("/").at(0);
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QString mask = value.trimmed().split("/").at(1);
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rtn += "addr:" + addr + "|";
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rtn += "mask:" + mask + "|";
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}
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}
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if (line.startsWith("ipv4.gateway:")) {
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QString value = line.mid(13).trimmed();
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if (value == "--" || value == "") {
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rtn += "gateway:|";
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} else {
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rtn += "gateway:" + value + "|";
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}
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}
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if (line.startsWith("ipv4.dns:")) {
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QString value = line.mid(9).trimmed();
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if (value == "--" || value == "") {
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rtn += "dns:|";
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} else {
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rtn += "dns:" + value + "|";
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}
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}
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}
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return rtn.left(rtn.length() - 1);
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}
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//get band width of wired network
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QString BackThread::execChkLanWidth(QString ethName)
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{
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QString tmpPath = "/tmp/kylin-nm-bandwidth-" + QDir::home().dirName();
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QString cmd = "export LANG='en_US.UTF-8';export LANGUAGE='en_US';ethtool '" + ethName + "' | grep Speed > " + tmpPath;
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Utils::m_system(cmd.toUtf8().data());
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// int status = system(cmd.toUtf8().data());
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// if (status != 0){ syslog(LOG_ERR, "execute 'ethtool' in function 'execChkLanWidth' failed");}
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QFile file(tmpPath);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
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syslog(LOG_ERR, "Can't open the file /tmp/kylin-nm-bandwidth!");
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qDebug()<<"Can't open the file /tmp/kylin-nm-bandwidth!"<<endl;
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}
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QString line = file.readLine();
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file.close();
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QStringList params = line.split(":");
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if (params.size() < 2) {
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return "";
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}
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QString rtn = params.at(1);
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return rtn.trimmed();
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}
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//disconnected spare ethernet or wifi
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void BackThread::disConnSparedNetSlot(QString type)
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{
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sleep(1);
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if (type == "wifi") {
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disConnLanOrWifi("wifi");
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} else if(type == "ethernet") {
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disConnLanOrWifi("ethernet");
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}
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emit disFinish();
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emit ttFinish();
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}
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//disconnected ethernet or wifi according to network type
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void BackThread::disConnLanOrWifi(QString type)
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{
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QString strSlist;
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const int BUF_SIZE = 1024;
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char buf[BUF_SIZE];
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FILE * p_file = NULL;
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p_file = popen("nmcli connection show -active", "r");
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if (!p_file) {
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syslog(LOG_ERR, "Error occurred when popen cmd 'nmcli connection show'");
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qDebug()<<"Error occurred when popen cmd 'nmcli connection show";
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}
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while (fgets(buf, BUF_SIZE, p_file) != NULL) {
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QString line(buf);
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if (line.indexOf("802-11-wireless") != -1) {
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if (type == "wifi") {
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type = "802-11-wireless";
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}
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}
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if (line.indexOf("802-3-ethernet") != -1) {
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if (type == "ethernet") {
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type = "802-3-ethernet";
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}
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}
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if (line.indexOf(type) != -1) {
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QStringList subLine = line.split(" ");
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if (subLine[1].size() == 1) {
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strSlist = subLine[0]+ " " + subLine[1];
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} else {
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strSlist = subLine[0];
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}
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strSlist.replace("\"","\\\"");
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kylin_network_set_con_down(strSlist.toUtf8().data());
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}
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}
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pclose(p_file);
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}
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