int VBoxNetDhcp::fetchAndUpdateDnsInfo()
{
ComHostPtr host;
if (SUCCEEDED(virtualbox->COMGETTER(Host)(host.asOutParam())))
{
AddressToOffsetMapping mapIp4Addr2Off;
int rc = localMappings(m_NATNetwork, mapIp4Addr2Off);
/* XXX: here could be several cases: 1. COM error, 2. not found (empty) 3. ? */
AssertMsgRCReturn(rc, ("Can't fetch local mappings"), rc);
RTNETADDRIPV4 address = getIpv4Address();
RTNETADDRIPV4 netmask = getIpv4Netmask();
AddressList nameservers;
rc = hostDnsServers(host, networkid(address, netmask), mapIp4Addr2Off, nameservers);
AssertMsgRCReturn(rc, ("Debug me!!!"), rc);
/* XXX: Search strings */
std::string domain;
rc = hostDnsDomain(host, domain);
AssertMsgRCReturn(rc, ("Debug me!!"), rc);
{
VBoxNetALock(this);
ConfigurationManager *confManager = ConfigurationManager::getConfigurationManager();
confManager->flushAddressList(RTNET_DHCP_OPT_DNS);
for (AddressList::iterator it = nameservers.begin(); it != nameservers.end(); ++it)
confManager->addToAddressList(RTNET_DHCP_OPT_DNS, *it);
confManager->setString(RTNET_DHCP_OPT_DOMAIN_NAME, domain);
}
}
return VINF_SUCCESS;
}
/**
* Main thread. Starts also the LWIP thread.
*/
int VBoxNetLwipNAT::init()
{
LogFlowFuncEnter();
/* virtualbox initialized in super class */
int rc = ::VBoxNetBaseService::init();
AssertRCReturn(rc, rc);
std::string networkName = getNetworkName();
rc = findNatNetwork(virtualbox, networkName, m_net);
AssertRCReturn(rc, rc);
ComEventTypeArray aNetEvents;
aNetEvents.push_back(VBoxEventType_OnNATNetworkPortForward);
aNetEvents.push_back(VBoxEventType_OnNATNetworkSetting);
rc = createNatListener(m_listener, virtualbox, this, aNetEvents);
AssertRCReturn(rc, rc);
// resolver changes are reported on vbox but are retrieved from
// host so stash a pointer for future lookups
HRESULT hrc = virtualbox->COMGETTER(Host)(m_host.asOutParam());
AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
ComEventTypeArray aVBoxEvents;
aVBoxEvents.push_back(VBoxEventType_OnHostNameResolutionConfigurationChange);
aVBoxEvents.push_back(VBoxEventType_OnNATNetworkStartStop);
rc = createNatListener(m_vboxListener, virtualbox, this, aVBoxEvents);
AssertRCReturn(rc, rc);
BOOL fIPv6Enabled = FALSE;
hrc = m_net->COMGETTER(IPv6Enabled)(&fIPv6Enabled);
AssertComRCReturn(hrc, VERR_NOT_FOUND);
BOOL fIPv6DefaultRoute = FALSE;
if (fIPv6Enabled)
{
hrc = m_net->COMGETTER(AdvertiseDefaultIPv6RouteEnabled)(&fIPv6DefaultRoute);
AssertComRCReturn(hrc, VERR_NOT_FOUND);
}
m_ProxyOptions.ipv6_enabled = fIPv6Enabled;
m_ProxyOptions.ipv6_defroute = fIPv6DefaultRoute;
com::Bstr bstrSourceIp4Key = com::BstrFmt("NAT/%s/SourceIp4", networkName.c_str());
com::Bstr bstrSourceIpX;
hrc = virtualbox->GetExtraData(bstrSourceIp4Key.raw(), bstrSourceIpX.asOutParam());
if (SUCCEEDED(hrc))
{
RTNETADDRIPV4 addr;
rc = RTNetStrToIPv4Addr(com::Utf8Str(bstrSourceIpX).c_str(), &addr);
if (RT_SUCCESS(rc))
{
RT_ZERO(m_src4);
m_src4.sin_addr.s_addr = addr.u;
m_ProxyOptions.src4 = &m_src4;
bstrSourceIpX.setNull();
}
}
if (!fDontLoadRulesOnStartup)
{
fetchNatPortForwardRules(m_net, false, m_vecPortForwardRule4);
fetchNatPortForwardRules(m_net, true, m_vecPortForwardRule6);
} /* if (!fDontLoadRulesOnStartup) */
AddressToOffsetMapping tmp;
rc = localMappings(m_net, tmp);
if (RT_SUCCESS(rc) && tmp.size() != 0)
{
unsigned long i = 0;
for (AddressToOffsetMapping::iterator it = tmp.begin();
it != tmp.end() && i < RT_ELEMENTS(m_lo2off);
++it, ++i)
{
ip4_addr_set_u32(&m_lo2off[i].loaddr, it->first.u);
m_lo2off[i].off = it->second;
}
m_loOptDescriptor.lomap = m_lo2off;
m_loOptDescriptor.num_lomap = i;
m_ProxyOptions.lomap_desc = &m_loOptDescriptor;
}
com::Bstr bstr;
hrc = virtualbox->COMGETTER(HomeFolder)(bstr.asOutParam());
AssertComRCReturn(hrc, VERR_NOT_FOUND);
if (!bstr.isEmpty())
{
com::Utf8Str strTftpRoot(com::Utf8StrFmt("%ls%c%s",
bstr.raw(), RTPATH_DELIMITER, "TFTP"));
char *pszStrTemp; // avoid const char ** vs char **
rc = RTStrUtf8ToCurrentCP(&pszStrTemp, strTftpRoot.c_str());
AssertRC(rc);
m_ProxyOptions.tftp_root = pszStrTemp;
}
m_ProxyOptions.nameservers = getHostNameservers();
/* end of COM initialization */
rc = g_pLwipNat->tryGoOnline();
if (RT_FAILURE(rc))
return rc;
/* this starts LWIP thread */
vboxLwipCoreInitialize(VBoxNetLwipNAT::onLwipTcpIpInit, this);
LogFlowFuncLeaveRC(rc);
return rc;
}
