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#include "stdafx.h"
bool CToxProto::IsOnline()
{
return toxThread && toxThread->IsConnected() && m_iStatus >= ID_STATUS_ONLINE;
}
void CToxProto::BootstrapNode(const char *address, int port, const char *hexKey)
{
if (hexKey == NULL || toxThread == NULL)
return;
ToxBinAddress binKey(hexKey, TOX_PUBLIC_KEY_SIZE * 2);
TOX_ERR_BOOTSTRAP error;
if (!tox_bootstrap(toxThread->Tox(), address, port, binKey, &error))
logger->Log(__FUNCTION__ ": failed to bootstrap node %s:%d \"%s\" (%d)", address, port, hexKey, error);
if (!tox_add_tcp_relay(toxThread->Tox(), address, port, binKey, &error))
logger->Log(__FUNCTION__ ": failed to add tcp relay %s:%d \"%s\" (%d)", address, port, hexKey, error);
}
void CToxProto::BootstrapNodesFromDb(bool isIPv6)
{
char module[MAX_PATH];
mir_snprintf(module, "%s_Nodes", m_szModuleName);
int nodeCount = db_get_w(NULL, module, TOX_SETTINGS_NODE_COUNT, 0);
if (nodeCount > 0)
{
char setting[MAX_PATH];
for (int i = 0; i < nodeCount; i++)
{
mir_snprintf(setting, TOX_SETTINGS_NODE_IPV4, i);
ptrA address(db_get_sa(NULL, module, setting));
mir_snprintf(setting, TOX_SETTINGS_NODE_PORT, i);
int port = db_get_w(NULL, module, setting, 33445);
mir_snprintf(setting, TOX_SETTINGS_NODE_PKEY, i);
ptrA pubKey(db_get_sa(NULL, module, setting));
BootstrapNode(address, port, pubKey);
if (isIPv6)
{
mir_snprintf(setting, TOX_SETTINGS_NODE_IPV6, i);
address = db_get_sa(NULL, module, setting);
BootstrapNode(address, port, pubKey);
}
}
}
}
void CToxProto::BootstrapNodesFromJson(bool isIPv6)
{
char *json = NULL;
ptrT path(mir_tstrdup((TCHAR*)VARST(_T(TOX_JSON_PATH))));
if (!IsFileExists(path))
UpdateNodes();
if (IsFileExists(path))
{
FILE *hFile = _tfopen(path, L"r");
if (hFile != NULL)
{
_fseeki64(hFile, 0, SEEK_END);
size_t size = _ftelli64(hFile);
json = (char*)mir_calloc(size);
rewind(hFile);
fread(json, sizeof(char), size, hFile);
fclose(hFile);
}
}
if (json)
{
JSONNode root = JSONNode::parse(json);
if (!root.empty())
{
JSONNode nodes = root.at("nodes").as_array();
for (size_t i = 0; i < nodes.size(); i++)
{
JSONNode node = nodes[i];
JSONNode address = node.at("ipv4");
int port = node.at("port").as_int();
JSONNode pubKey = node.at("public_key");
BootstrapNode(address.as_string().c_str(), port, pubKey.as_string().c_str());
if (isIPv6)
{
address = node.at("ipv6");
BootstrapNode(address.as_string().c_str(), port, pubKey.as_string().c_str());
}
}
}
}
}
void CToxProto::BootstrapNodes()
{
logger->Log(__FUNCTION__": bootstraping DHT");
bool isIPv6 = getBool("EnableIPv6", 0);
BootstrapNodesFromDb(isIPv6);
BootstrapNodesFromJson(isIPv6);
}
void CToxProto::UpdateNodes()
{
ptrT path(mir_tstrdup((TCHAR*)VARST(_T(TOX_JSON_PATH))));
if (!IsFileExists(path))
{
HANDLE hProfile = CreateFile(path, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL);
if (hProfile == NULL)
{
logger->Log(__FUNCTION__": failed to create tox.json");
return;
}
CloseHandle(hProfile);
}
HttpRequest request(REQUEST_GET, "https://nodes.tox.chat/json");
NLHR_PTR response(request.Send(hNetlib));
if (response->resultCode == 200 && response->pData)
{
FILE *hFile = _tfopen(path, _T("w"));
if (hFile)
{
fwrite(response->pData, sizeof(char), response->dataLength, hFile);
fclose(hFile);
}
}
}
void CToxProto::TryConnect()
{
if (toxThread != NULL)
{
if (tox_self_get_connection_status(toxThread->Tox()) != TOX_CONNECTION_NONE)
{
toxThread->Connect();
logger->Log(__FUNCTION__": successfuly connected to DHT");
ForkThread(&CToxProto::LoadFriendList, NULL);
m_iStatus = m_iDesiredStatus;
ProtoBroadcastAck(NULL, ACKTYPE_STATUS, ACKRESULT_SUCCESS, (HANDLE)ID_STATUS_CONNECTING, m_iStatus);
tox_self_set_status(toxThread->Tox(), MirandaToToxStatus(m_iStatus));
logger->Log(__FUNCTION__": changing status from %i to %i", ID_STATUS_CONNECTING, m_iDesiredStatus);
}
else if (m_iStatus++ > TOX_MAX_CONNECT_RETRIES)
{
SetStatus(ID_STATUS_OFFLINE);
ProtoBroadcastAck(NULL, ACKTYPE_LOGIN, ACKRESULT_FAILED, NULL, LOGINERR_NONETWORK);
logger->Log(__FUNCTION__": failed to connect to DHT");
}
}
}
void CToxProto::CheckConnection(int &retriesCount)
{
if (!toxThread || !toxThread->IsConnected())
{
TryConnect();
}
else if (tox_self_get_connection_status(toxThread->Tox()) != TOX_CONNECTION_NONE)
{
if (retriesCount < TOX_MAX_DISCONNECT_RETRIES)
{
logger->Log(__FUNCTION__": restored connection with DHT");
retriesCount = TOX_MAX_DISCONNECT_RETRIES;
}
}
else
{
if (retriesCount == TOX_MAX_DISCONNECT_RETRIES)
{
retriesCount--;
logger->Log(__FUNCTION__": lost connection with DHT");
}
else if (retriesCount % 50 == 0)
{
retriesCount--;
BootstrapNodes();
}
else if (!(--retriesCount))
{
toxThread->Disconnect();
logger->Log(__FUNCTION__": disconnected from DHT");
SetStatus(ID_STATUS_OFFLINE);
}
}
}
void CToxProto::PollingThread(void*)
{
Tox_Options *options = GetToxOptions();
if (!options)
{
SetStatus(ID_STATUS_OFFLINE);
ProtoBroadcastAck(NULL, ACKTYPE_LOGIN, ACKRESULT_FAILED, NULL);
logger->Log(__FUNCTION__": leaving");
return;
}
TOX_ERR_NEW error;
CToxThread toxThread(options, &error);
if (error != TOX_ERR_NEW_OK)
{
logger->Log(__FUNCTION__": failed to initialize tox core (%d)", error);
ShowNotification(ToxErrorToString(error), TranslateT("Unable to initialize Tox core"), MB_ICONERROR);
tox_options_free(options);
}
tox_options_free(options);
this->toxThread = &toxThread;
logger->Log(__FUNCTION__": entering");
if (!InitToxCore(&toxThread))
{
UninitToxCore(&toxThread);
SetStatus(ID_STATUS_OFFLINE);
ProtoBroadcastAck(NULL, ACKTYPE_LOGIN, ACKRESULT_FAILED, NULL, LOGINERR_WRONGPASSWORD);
logger->Log(__FUNCTION__": leaving");
return;
}
int retriesCount = TOX_MAX_DISCONNECT_RETRIES;
BootstrapNodes();
while (!toxThread.IsTerminated())
{
CheckConnection(retriesCount);
toxThread.Iterate();
}
this->toxThread = NULL;
toxThread.Disconnect();
UninitToxCore(&toxThread);
logger->Log(__FUNCTION__": leaving");
}
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