Diffstat (limited to 'noncore/settings/networksettings/interfaces/interface.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/settings/networksettings/interfaces/interface.cpp | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/noncore/settings/networksettings/interfaces/interface.cpp b/noncore/settings/networksettings/interfaces/interface.cpp new file mode 100644 index 0000000..929b3a1 --- a/dev/null +++ b/noncore/settings/networksettings/interfaces/interface.cpp @@ -0,0 +1,287 @@ +#include "interface.h" +#include <qdatetime.h> +#include <qfile.h> +#include <qdir.h> +#include <qfileinfo.h> +#include <qtextstream.h> + +#define IFCONFIG "/sbin/ifconfig" +#define DHCP_INFO_DIR "/etc/dhcpc" + +#include <stdio.h> +#include <stdlib.h> + +Interface::Interface(QObject * parent, const char * name, bool newSatus): QObject(parent, name), status(newSatus), attached(false), hardwareName("Unknown"), moduleOwner(NULL), macAddress(""), ip("0.0.0.0"), broadcast(""), subnetMask("0.0.0.0"), dhcp(false){ + refresh(); +} + +/** + * Set status + * @param newStatus - the new status + * emit updateInterface + */ +void Interface::setStatus(bool newStatus){ + if(status != newStatus){ + status = newStatus; + refresh(); + } +}; + +/** + * Set if attached or not (802.11 card pulled out for example) + * @param isAttached - if attached + * emit updateInterface + */ +void Interface::setAttached(bool isAttached){ + attached = isAttached; + emit(updateInterface(this)); +}; + +/** + * Set Hardware name + * @param name - the new name + * emit updateInterface + */ +void Interface::setHardwareName(QString name){ + hardwareName = name; + emit(updateInterface(this)); +}; + +/** + * Set Module owner + * @param owner - the new owner + * emit updateInterface + */ +void Interface::setModuleOwner(Module *owner){ + moduleOwner = owner; + emit(updateInterface(this)); +}; + + +/** + * Try to start the interface. + */ +void Interface::start(){ + // check to see if we are already running. + if(true == status) + return; + + int ret = system(QString("%1 %2 up").arg(IFCONFIG).arg(this->name()).latin1()); + // See if it was successfull... + if(ret != 0) + return; + + status = true; + refresh(); +} + +/** + * Try to stop the interface. + */ +void Interface::stop(){ + // check to see if we are already stopped. + if(false == status) + return; + + int ret = system(QString("%1 %2 down").arg(IFCONFIG).arg(this->name()).latin1()); + if(ret != 0) + return; + + status = true; + refresh(); +} + +/** + * Try to restart the interface. + */ +void Interface::restart(){ + stop(); + start(); +} + +/** + * Try to refresh the information about the interface. + * First call ifconfig, then check the dhcp-info file + * @return bool true if successfull. + */ +bool Interface::refresh(){ + // See if we are up. + if(status == false){ + macAddress = ""; + ip = "0.0.0.0"; + subnetMask = "0.0.0.0"; + broadcast = ""; + dhcp = false; + dhcpServerIp = ""; + leaseObtained = ""; + leaseExpires = ""; + emit(updateInterface(this)); + return true; + } + + QString fileName = QString("/tmp/%1_ifconfig_info").arg(this->name()); + int ret = system(QString("%1 %2 > %3").arg(IFCONFIG).arg(this->name()).arg(fileName).latin1()); + if(ret != 0){ + qDebug(QString("Interface: Ifconfig return value: %1, is not 0").arg(ret).latin1()); + return false; + } + + QFile file(fileName); + if (!file.open(IO_ReadOnly)){ + qDebug(QString("Interface: Can't open file: %1").arg(fileName).latin1()); + return false; + } + + // Set to the defaults + macAddress = ""; + ip = "0.0.0.0"; + subnetMask = "0.0.0.0"; + broadcast = ""; + + QTextStream stream( &file ); + QString line; + while ( !stream.eof() ) { + line = stream.readLine(); + if(line.contains("HWaddr")){ + int mac = line.find("HWaddr"); + macAddress = line.mid(mac+7, line.length()); + } + if(line.contains("inet addr")){ + int ipl = line.find("inet addr"); + int space = line.find(" ", ipl+10); + ip = line.mid(ipl+10, space-ipl-10); + } + if(line.contains("Mask")){ + int mask = line.find("Mask"); + subnetMask = line.mid(mask+5, line.length()); + } + if(line.contains("Bcast")){ + int mask = line.find("Bcast"); + int space = line.find(" ", mask+6); + broadcast = line.mid(mask+6, space-mask-6); + } + } + file.close(); + QFile::remove(fileName); + + // DHCP TESTING + // reset DHCP info + dhcpServerIp = ""; + leaseObtained = ""; + leaseExpires = ""; + dhcp = false; + + QString dhcpDirectory(DHCP_INFO_DIR); + QDir d(dhcpDirectory); + if(!d.exists(dhcpDirectory)) + dhcpDirectory = "/var/run"; + + // See if we have + QString dhcpFile(QString(dhcpDirectory+"/dhcpcd-%1.info").arg(this->name())); + // If there is no DHCP information then exit now with no errors. + if(!QFile::exists(dhcpFile)){ + emit(updateInterface(this)); + return true; + } + + file.setName(dhcpFile); + if (!file.open(IO_ReadOnly)){ + qDebug(QString("Interface: Can't open file: %1").arg(dhcpFile).latin1()); + return false; + } + + // leaseTime and renewalTime and used if pid and deamon exe can be accessed. + int leaseTime = 0; + int renewalTime = 0; + + stream.setDevice( &file ); + while ( !stream.eof() ) { + line = stream.readLine(); + if(line.contains("DHCPSIADDR=")) + dhcpServerIp = line.mid(11, line.length()); + if(line.contains("LEASETIME=")) + leaseTime = line.mid(10, line.length()).toInt(); + if(line.contains("RENEWALTIME=")) + renewalTime = line.mid(12, line.length()).toInt(); + } + file.close(); + //qDebug(QString("Interface: leaseTime: %1").arg(leaseTime).latin1()); + //qDebug(QString("Interface: renewalTime: %1").arg(renewalTime).latin1()); + + // Get the pid of the deamond + dhcpFile = (QString(dhcpDirectory+"/dhcpcd-%1.pid").arg(this->name())); + file.setName(dhcpFile); + if (!file.open(IO_ReadOnly)){ + qDebug(QString("Interface: Can't open file: %1").arg(dhcpFile).latin1()); + return false; + } + + int pid = -1; + stream.setDevice( &file ); + while ( !stream.eof() ) { + line = stream.readLine(); + pid = line.toInt(); + } + file.close(); + + if( pid == -1){ + qDebug("Interface: Could not get pid of dhcpc deamon."); + return false; + } + + // Get the start running time of the deamon + fileName = (QString("/proc/%1/stat").arg(pid)); + file.setName(fileName); + stream.setDevice( &file ); + if (!file.open(IO_ReadOnly)){ + qDebug(QString("Interface: Can't open file: %1").arg(fileName).latin1()); + return false; + } + while ( !stream.eof() ) { + line = stream.readLine(); + } + file.close(); + long time = 0; + // Grab the start time + // pid com state ppid pgrp session tty_nr tpgid flags + sscanf(line.latin1(), "%*d %*s %*c %*d %*d %*d %*d %*d %*u " + // minflt cminflt majflt cmajflt utime stime cutime cstime priority + "%*u %*u %*u %*u %*u %*u %*d %*d %*d " + // nice 0 itrealvalue starttime + "%*d %*d %*d %lu", (long*) &time); + time = time/100; + + QDateTime datetime(QDateTime::currentDateTime()); + + // Get the uptime of the computer. + QFile f("/proc/uptime"); + if ( f.open(IO_ReadOnly) ) { // file opened successfully + QTextStream t( &f ); // use a text stream + int sec = 0; + t >> sec; + datetime = datetime.addSecs((-1*sec)); + f.close(); + } + else{ + qDebug("Interface: Can't open /proc/uptime to retrive uptime."); + return false; + } + + datetime = datetime.addSecs(time); + //qDebug(QString("Interface: %1 %2").arg(datetime.toString()).arg(pid).latin1()); + + // Calculate the start and renew times + leaseObtained = datetime.toString(); + + // Calculate the start and renew times + datetime = datetime.addSecs(leaseTime); + leaseExpires = datetime.toString(); + + dhcp = true; + + emit(updateInterface(this)); + return true; +} + +// interface.cpp + |