void Qaul::QaulConfigureFirewall(void)
{
qDebug() << "configure firewall";
// configure iptables
// set rules for captive portal
qaulConfigProcess->write("iptables -t nat -I PREROUTING 1 -i ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" -p tcp -d ");
qaulConfigProcess->write(Qaullib_GetIP());
qaulConfigProcess->write(" --dport 80 -j REDIRECT --to-port 8081 \n");
qaulFirewallCounter++;
qaulConfigProcess->write("iptables -t nat -I PREROUTING 1 -i ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" -p udp -d ");
qaulConfigProcess->write(Qaullib_GetIP());
qaulConfigProcess->write(" --dport 53 -j REDIRECT --to-port 8053 \n");
qaulFirewallCounter++;
// start portfwd for DHCP
// (netconfig/iptables can't handle 0.0.0.0 packages)
QString myPath = QApplication::applicationDirPath();
QString myCmd;
myCmd = myPath +"/portfwd -c " +myPath +"/portfwd.conf \n";
qaulConfigProcess->write(myCmd.toUtf8().constData());
qDebug() << "command: " << myCmd;
qDebug() << "firewall configured";
}
// ------------------------------------------------------------
int main(int argc, char *argv[])
{
char cCurrentPath[FILENAME_MAX];
if (!GetCurrentDir(cCurrentPath, sizeof(cCurrentPath)))
{
printf ("ERROR: couldn't get directory\n");
return EXIT_FAILURE;
}
cCurrentPath[sizeof(cCurrentPath) - 1] = '\0';
printf ("The current working directory is %s\n", cCurrentPath);
Qaullib_Init(cCurrentPath);
// enable debug menu
qaul_conf_debug = 1;
if(!Qaullib_WebserverStart())
printf("Webserver startup failed\n");
Qaullib_ConfigStart();
printf("----------------------------------------------------\n");
printf(" config started\n");
printf("----------------------------------------------------\n");
// The invoking of Qaullib_GetIP() is mandatory to load the IP.
printf("IP: %s\n", Qaullib_GetIP());
// wait until user name is set
int username_flag = 0;
while(Qaullib_ExistsUsername() == 0)
{
if(username_flag == 0)
{
username_flag = 1;
printf("waiting until user name is set ...\n");
printf("open web browser with http://localhost:8081/jqm_qaul.html to set it ...\n");
}
sleep(1);
}
printf("user name successfully set!\n");
if(!Qaullib_IpcConnect())
printf("Ipc connection failed\n");
Qaullib_SetConfVoIP();
if(!Qaullib_UDP_StartServer())
printf("UDP server failed\n");
if(!Qaullib_CaptiveStart())
printf("Captive portal failed\n");
Qaullib_ConfigurationFinished();
// test config
printf("IP: %s\n", Qaullib_GetIP());
printf("Qaul started\n");
// loop variables
int socketCounter = 0;
int ipcCounter = 0;
printf("kill app to exit!\n");
// main loop
while (1) {
usleep(10000);
// get event
int event = Qaullib_TimedCheckAppEvent();
if(event == QAUL_EVENT_QUIT)
printf("quit app\n");
else if(event == QAUL_EVENT_CHOOSEFILE)
printf("open file chooser\n");
else if(event == QAUL_EVENT_OPENFILE)
printf("open file\n");
// check sockets
if(socketCounter >= 10)
{
Qaullib_TimedSocketReceive();
socketCounter = 0;
}
else
socketCounter++;
// get network node IPs
// schedule downloads
if(ipcCounter >= 500)
{
Qaullib_IpcSendCom(1);
Qaullib_TimedDownload();
ipcCounter = 0;
}
else
ipcCounter++;
}
}
gboolean qaul_configure(gpointer data)
{
// initialize qaul library
if(qaulConfigureCounter == 0)
{
// everything is fine
Qaullib_ConfigStart();
qaulConfigureCounter = 3;
}
// check authorization
if(qaulConfigureCounter == 10)
{
// nothing to be done here
qaulConfigureCounter = 20;
}
// TODO: enable networking
// get network interface
if(qaulConfigureCounter == 20)
{
// check if interface has been configured manually
if(Qaullib_GetInterfaceManual())
{
printf("[configure] interface manually configured\n");
if(qaul_network_device_get_by_interface(Qaullib_GetInterface(), network_dbus_connection, &network_device))
network_interface_found = 1;
else
printf("[configure] manually configured interface \"%s\" not found\n", Qaullib_GetInterface());
}
// find wifi interface
else
{
if(qaul_network_find_wifi(network_dbus_connection, &network_device))
network_interface_found = 1;
else
printf("[configure] no wifi interface found\n");
}
// TODO: enable wifi
qaulConfigureCounter = 21;
}
// configure network interface
if(qaulConfigureCounter == 21)
{
if(network_interface_found)
{
printf("[configure] network interface %s\n", network_device.interface);
// get network configuration
strncpy(network_settings.ipv4_address, Qaullib_GetIP(), sizeof(network_settings.ipv4_address));
Qaullib_GetConfString("net.gateway", network_settings.ipv4_gateway);
network_settings.ipv4_netmask = Qaullib_GetConfInt("net.mask");
strncpy(network_settings.ipv4_dns1, "5.45.96.220", sizeof(network_settings.ipv4_dns1));
strncpy(network_settings.ipv4_dns2, "185.82.22.133", sizeof(network_settings.ipv4_dns2));
network_settings.wifi_channel = Qaullib_GetConfInt("wifi.channel");
Qaullib_GetConfString("wifi.ssid", network_settings.wifi_ssid);
// add network configuration
if(qaul_network_settings_add(network_dbus_connection, &network_settings, &network_device))
{
printf("[configure] network connection setting added: %s\n", network_settings.dbus_connection_path);
// activate configuration
if(qaul_network_connection_activate(network_dbus_connection, &network_settings, &network_device))
printf("[configure] network connection activated: %s\n", network_settings.dbus_active_connection_path);
else
printf("[configure] network connection not activated\n");
}
else
printf("[configure] network connection settings not added\n");
}
qaulConfigureCounter = 29;
}
// check if username is set
if(qaulConfigureCounter == 30)
{
if(Qaullib_ExistsUsername())
qaulConfigureCounter = 40;
else
{
// wait
qaulConfigureCounter--;
}
}
// start olsrd
if(qaulConfigureCounter == 40)
{
printf("[configure] start olsrd \n");
// start olsrd
qaul_olsrdStart();
qaulConfigureCounter = 44;
}
// connect ipc
if(qaulConfigureCounter == 45)
{
printf("[configure] connect ipc \n");
Qaullib_IpcConnect();
qaulConfigureCounter = 46;
}
// start captive portal
if(qaulConfigureCounter == 46)
{
printf("[configure] start captive portal \n");
Qaullib_SetConfVoIP();
Qaullib_UDP_StartServer();
Qaullib_CaptiveStart();
// configure firewall
qaul_startPortForwarding();
qaulConfigureCounter = 50;
}
// start timers
if(qaulConfigureCounter == 50)
{
printf("[configure] timers \n");
// start timers
qaulTimerEvents = g_timeout_add(10, qaul_timerSocket, NULL);
qaulTimerSockets = g_timeout_add(100, qaul_timerEvent, NULL);
qaulTimerTopology = g_timeout_add(5000, qaul_timerTopology, NULL);
Qaullib_ConfigurationFinished();
qaulConfigureCounter = 60;
}
// end configuration
if(qaulConfigureCounter == 60)
{
printf("[configure] finished \n");
return FALSE;
}
qaulConfigureCounter++;
return TRUE;
}
void Qaul::QaulWifiConfigure(void)
{
qDebug() << "process started";
/*
//!!! did not work
// stop network manager
qaulConfigProcess->write("/usr/bin/service network-manager stop \n");
// take wifi interface down
qaulConfigProcess->write("/bin/ip link set ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" down \n");
// set adhoc mode
qaulConfigProcess->write("/usr/sbin/iw dev ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" mode ad-hoc \n");
// bring wifi interface up
qaulConfigProcess->write("/bin/ip link set ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" up \n");
// join / create network
qaulConfigProcess->write("/usr/sbin/iw dev ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" ibss join qaul.net 2462 \n");
// set ip address
qaulConfigProcess->write("/bin/ip addr add ");
qaulConfigProcess->write(Qaullib_GetIP());
qaulConfigProcess->write("/8 dev ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" \n");
*/
// -------------------------------------------------------
// configure with iwconfig
// -------------------------------------------------------
// stop network manager
qaulConfigProcess->write("/usr/bin/service network-manager stop \n");
// take wifi interface down
qaulConfigProcess->write("/bin/ip link set ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" down \n");
// set adhoc mode
qaulConfigProcess->write("/sbin/iwconfig ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" mode ad-hoc \n");
// set channel
qaulConfigProcess->write("/sbin/iwconfig ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" channel 11 \n");
// set essid
qaulConfigProcess->write("/sbin/iwconfig ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" essid 'qaul.net' \n");
// bring wifi interface up
qaulConfigProcess->write("/bin/ip link set ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" up \n");
// set ip address
qaulConfigProcess->write("/bin/ip addr add ");
qaulConfigProcess->write(Qaullib_GetIP());
qaulConfigProcess->write("/8 dev ");
qaulConfigProcess->write(qaulWifiInterface.toUtf8().constData());
qaulConfigProcess->write(" broadcast 10.255.255.255 \n");
// write wifi sucess token
qaulConfigProcess->write("/bin/echo 'qaulTokenWifi' \n");
// set dns server manually
// TODO: preserve old tail / make all configuration via nm
qaulConfigProcess->write("/bin/rm /etc/resolvconf/resolv.conf.d/tail \n");
QString myPath = QApplication::applicationDirPath();
QString myCmd;
myCmd = "/bin/cp " +myPath +"/tail /etc/resolvconf/resolv.conf.d/tail \n";
qaulConfigProcess->write(myCmd.toUtf8().constData());
qaulConfigProcess->write("resolvconf -u \n");
qDebug() << "process cmd written";
//qaulConfigureCounter = 30;
//QaulConfigure();
}