src/vpncontrol.cpp

   1 #include "vpncontrol.h"
   2 #include "stdio.h"
   3
   4 VPNControl::VPNControl(QObject *parent) :
   5     QObject(parent),
   6     vpnProcess(NULL),
   7     vpnStatus(VPNSTATUS_INVALID)
   8 {
   9 }
  10
  11 void VPNControl::initialise()
  12 {
  13     setStatus(VPNSTATUS_UNINITIALISED);
  14 }
  15
  16 void VPNControl::setStatus(VPNSTATUS newStatus)
  17 {
  18     if (vpnStatus != newStatus) {
  19         vpnStatus = newStatus;
  20         emit statusChanged(newStatus);
  21         printf ("Emitting status %d\n", newStatus);
  22     }
  23 }
  24
  25 void VPNControl::vpnConnect() {
  26     if (vpnProcess != NULL) {
  27         printf ("Process already running.\n");
  28     }
  29     else {
  30         printf ("Connect\n");
  31
  32         vpnProcess = new QProcess();
  33         //QString program = "/home/nemo/Documents/Development/Projects/Stooge/stooge";
  34         QString program = "openvpn";
  35         QStringList arguments;
  36         arguments << "/home/nemo/Documents/Configure/OpenVPN/client.ovpn";
  37
  38         vpnProcess->setReadChannel(QProcess::StandardOutput);
  39         connect(vpnProcess, SIGNAL(error(QProcess::ProcessError)), this, SLOT(readError(QProcess::ProcessError)));
  40         connect(vpnProcess, SIGNAL(readyRead()), this, SLOT(readData()));
  41         connect(vpnProcess, SIGNAL(started()), this, SLOT(started()));
  42         connect(vpnProcess, SIGNAL(finished(int)), this, SLOT(finished(int)));
  43
  44         vpnProcess->start(program, arguments);
  45         vpnProcess->closeWriteChannel();
  46         setStatus(VPNSTATUS_INITIALISING);
  47     }
  48 }
  49
  50 void VPNControl::vpnDisconnect() {
  51     if (vpnProcess != NULL) {
  52         printf ("Disconnect\n");
  53
  54         vpnProcess->terminate();
  55         setStatus(VPNSTATUS_DISCONNECTING);
  56     }
  57 }
  58
  59 void VPNControl::readData() {
  60     while (vpnProcess->canReadLine()) {
  61         QByteArray read = vpnProcess->readLine();
  62         printf ("Output: %s", read.data());
  63         if (read.endsWith("Initialization Sequence Completed\n")) {
  64             printf ("We're connected!\n");
  65             setStatus(VPNSTATUS_CONNECTED);
  66         }
  67     }
  68 }
  69
  70 void VPNControl::started() {
  71     printf ("Started\n");
  72     setStatus(VPNSTATUS_CONNECTING);
  73 }
  74
  75 void VPNControl::finished(int code) {
  76     printf ("Finished with code %d\n", code);
  77     if (vpnProcess != NULL) {
  78         //delete vpnProcess;
  79         vpnProcess = NULL;
  80     }
  81     setStatus(VPNSTATUS_UNINITIALISED);
  82 }
  83
  84 void VPNControl::readError(QProcess::ProcessError error)
  85 {
  86     printf ("Error: %d\n", error);
  87     if (vpnProcess != NULL) {
  88         QByteArray dataOut = vpnProcess->readAllStandardOutput();
  89         QByteArray errorOut = vpnProcess->readAllStandardError();
  90
  91         printf ("Output text: %s\n", dataOut.data());
  92         printf ("Error text: %s\n", errorOut.data());
  93     }
  94
  95     // Disconnect
  96     vpnDisconnect();
  97 }