int TunnelManager::eXosipSendto(int fd,const void *buf, size_t len, int flags, const struct sockaddr *to, socklen_t tolen,void* userdata){
TunnelManager* lTunnelMgr=(TunnelManager*)userdata;
- int err;
+
sMutex.lock();
if (lTunnelMgr->mSipSocket==NULL){
sMutex.unlock();
- return len;//let ignore the error
+ return len;
}
- err=lTunnelMgr->mSipSocket->sendto(buf,len,to,tolen);
+ lTunnelMgr->mSipSocket->sendto(buf,len,to,tolen);
sMutex.unlock();
- return err;
+ //ignore the error in all cases, retransmissions might be successful.
+ return len;
}
int TunnelManager::eXosipRecvfrom(int fd, void *buf, size_t len, int flags, struct sockaddr *from, socklen_t *fromlen,void* userdata){
int TunnelManager::eXosipSelect(int max_fds, fd_set *s1, fd_set *s2, fd_set *s3, struct timeval *tv,void* userdata){
struct timeval begin,cur;
TunnelManager* lTunnelMgr=(TunnelManager*)userdata;
- if (tv!=0 && tv->tv_sec){
+ if (s1 && tv!=0 && tv->tv_sec){
/*this is the select from udp.c, the one that is interesting to us*/
NativeSocket udp_fd=(NativeSocket)eXosip_get_udp_socket();
NativeSocket controlfd=(NativeSocket)eXosip_get_control_fd();
- FD_ZERO(s1);
+ FD_ZERO(s1);
gettimeofday(&begin,NULL);
do{
struct timeval abit;
void TunnelManager::addServer(const char *ip, int port,unsigned int udpMirrorPort,unsigned int delay) {
+ if (ip == NULL) {
+ ip = "";
+ ms_warning("Adding tunnel server with empty ip, it will not work!");
+ }
addServer(ip,port);
mUdpMirrorClients.push_back(UdpMirrorClient(ServerAddr(ip,udpMirrorPort),delay));
}
void TunnelManager::addServer(const char *ip, int port) {
+ if (ip == NULL) {
+ ip = "";
+ ms_warning("Adding tunnel server with empty ip, it will not work!");
+ }
mServerAddrs.push_back(ServerAddr(ip,port));
if (mTunnelClient) mTunnelClient->addServer(ip,port);
}
}
bool TunnelManager::isReady() const {
- return mTunnelClient && mTunnelClient->isReady();
+ return mTunnelClient && mTunnelClient->isReady() && mReady;
}
int TunnelManager::customSendto(struct _RtpTransport *t, mblk_t *msg , int flags, const struct sockaddr *to, socklen_t tolen){
,mEnabled(false)
,mTunnelClient(NULL)
,mAutoDetectStarted(false)
+,mReady(false)
,mHttpProxyPort(0){
mExosipTransport.data=this;
mExosipTransport.recvfrom=eXosipRecvfrom;
mExosipTransport.sendto=eXosipSendto;
mExosipTransport.select=eXosipSelect;
- mStateChanged=false;
linphone_core_add_iterate_hook(mCore,(LinphoneCoreIterateHook)sOnIterate,this);
mTransportFactories.audio_rtcp_func=sCreateRtpTransport;
mTransportFactories.audio_rtcp_func_data=this;
}
}
-void TunnelManager::processTunnelEvent(){
+void TunnelManager::processTunnelEvent(const Event &ev){
LinphoneProxyConfig* lProxy;
linphone_core_get_default_proxy(mCore, &lProxy);
if (mEnabled && mTunnelClient->isReady()){
- ms_message("Tunnel is up, registering now");
+ ms_message("Tunnel is up, registering now");
+ linphone_core_set_firewall_policy(mCore,LinphonePolicyNoFirewall);
linphone_core_set_rtp_transport_factories(mCore,&mTransportFactories);
eXosip_transport_hook_register(&mExosipTransport);
//force transport to udp
LCSipTransports lTransport;
- lTransport.udp_port=15060;
+ lTransport.udp_port=(0xDFFF&random())+1024;
lTransport.tcp_port=0;
lTransport.tls_port=0;
lTransport.dtls_port=0;
- linphone_core_set_sip_transports(mCore, &lTransport);
+ linphone_core_set_sip_transports(mCore, &lTransport);
//register
if (lProxy) {
linphone_proxy_config_done(lProxy);
}
+ mReady=true;
}else if (mEnabled && !mTunnelClient->isReady()){
/* we got disconnected from the tunnel */
if (lProxy && linphone_proxy_config_is_registered(lProxy)) {
linphone_proxy_config_edit(lProxy);
linphone_core_iterate(mCore);
}
+ mReady=false;
}
}
ms_message("Turning tunnel [%s]",(isEnable?"on":"off"));
if (isEnable && !mEnabled){
mEnabled=true;
- //1 save transport
+ //1 save transport and firewall policy
linphone_core_get_sip_transports(mCore, &mRegularTransport);
+ mPreviousFirewallPolicy=linphone_core_get_firewall_policy(mCore);
//2 unregister
waitUnRegistration();
//3 insert tunnel
mEnabled=false;
stopClient();
-
+ mReady=false;
linphone_core_set_rtp_transport_factories(mCore,NULL);
eXosip_transport_hook_register(NULL);
- //Restore transport
+ //Restore transport and firewall policy
linphone_core_set_sip_transports(mCore, &mRegularTransport);
+ linphone_core_set_firewall_policy(mCore, mPreviousFirewallPolicy);
//register
LinphoneProxyConfig* lProxy;
linphone_core_get_default_proxy(mCore, &lProxy);
}
void TunnelManager::tunnelCallback(bool connected, TunnelManager *zis){
- zis->mStateChanged=true;
+ Event ev;
+ ev.mType=TunnelEvent;
+ ev.mData.mConnected=connected;
+ zis->postEvent(ev);
+}
+
+void TunnelManager::onIterate(){
+ mMutex.lock();
+ while(!mEvq.empty()){
+ Event ev=mEvq.front();
+ mEvq.pop();
+ mMutex.unlock();
+ if (ev.mType==TunnelEvent)
+ processTunnelEvent(ev);
+ else if (ev.mType==UdpMirrorClientEvent){
+ processUdpMirrorEvent(ev);
+ }
+ mMutex.lock();
+ }
+ mMutex.unlock();
}
/*invoked from linphone_core_iterate() */
void TunnelManager::sOnIterate(TunnelManager *zis){
- if (zis->mStateChanged){
- zis->mStateChanged=false;
- zis->processTunnelEvent();
- }
+ zis->onIterate();
}
#ifdef ANDROID
-static void linphone_android_log_handler(int lev, const char *fmt, va_list args){
+extern void linphone_android_log_handler(int prio, const char *fmt, va_list args);
+static void linphone_android_tunnel_log_handler(int lev, const char *fmt, va_list args) {
int prio;
switch(lev){
case TUNNEL_DEBUG: prio = ANDROID_LOG_DEBUG; break;
case TUNNEL_NOTICE: prio = ANDROID_LOG_INFO; break;
case TUNNEL_WARN: prio = ANDROID_LOG_WARN; break;
case TUNNEL_ERROR: prio = ANDROID_LOG_ERROR; break;
- default: prio = ANDROID_LOG_DEFAULT; break;
+ default: prio = ANDROID_LOG_DEFAULT; break;
}
- __android_log_vprint(prio, LOG_DOMAIN, fmt, args);
+ linphone_android_log_handler(prio, fmt, args);
}
#endif /*ANDROID*/
void TunnelManager::enableLogs(bool isEnabled,LogHandler logHandler) {
if (logHandler != NULL) SetLogHandler(logHandler);
#ifdef ANDROID
- else SetLogHandler(linphone_android_log_handler);
+ else SetLogHandler(linphone_android_tunnel_log_handler);
#else
else SetLogHandler(default_log_handler);
#endif
bool TunnelManager::isEnabled() {
return mEnabled;
}
-void TunnelManager::UdpMirrorClientListener(bool isUdpAvailable, void* data) {
- TunnelManager* thiz = (TunnelManager*)data;
- if (isUdpAvailable) {
+
+void TunnelManager::processUdpMirrorEvent(const Event &ev){
+ if (ev.mData.mHaveUdp) {
LOGI("Tunnel is not required, disabling");
- thiz->enable(false);
- thiz->mAutoDetectStarted = false;
+ enable(false);
+ mAutoDetectStarted = false;
} else {
- if (++thiz->mCurrentUdpMirrorClient !=thiz->mUdpMirrorClients.end()) {
- //1 enable tunnable but also try backup server
+ mCurrentUdpMirrorClient++;
+ if (mCurrentUdpMirrorClient !=mUdpMirrorClients.end()) {
+ // enable tunnel but also try backup server
LOGI("Tunnel is required, enabling; Trying backup udp mirror");
- UdpMirrorClient &lUdpMirrorClient=*thiz->mCurrentUdpMirrorClient;
- lUdpMirrorClient.start(TunnelManager::UdpMirrorClientListener,(void*)thiz);
+ UdpMirrorClient &lUdpMirrorClient=*mCurrentUdpMirrorClient;
+ lUdpMirrorClient.start(TunnelManager::sUdpMirrorClientCallback,(void*)this);
} else {
LOGI("Tunnel is required, enabling; no backup udp mirror available");
- thiz->mAutoDetectStarted = false;
+ mAutoDetectStarted = false;
}
- thiz->enable(true);
+ enable(true);
}
- return;
+}
+
+void TunnelManager::postEvent(const Event &ev){
+ mMutex.lock();
+ mEvq.push(ev);
+ mMutex.unlock();
+}
+
+void TunnelManager::sUdpMirrorClientCallback(bool isUdpAvailable, void* data) {
+ TunnelManager* thiz = (TunnelManager*)data;
+ Event ev;
+ ev.mType=UdpMirrorClientEvent;
+ ev.mData.mHaveUdp=isUdpAvailable;
+ thiz->postEvent(ev);
}
void TunnelManager::autoDetect() {
mAutoDetectStarted=true;
mCurrentUdpMirrorClient =mUdpMirrorClients.begin();
UdpMirrorClient &lUdpMirrorClient=*mCurrentUdpMirrorClient;
- lUdpMirrorClient.start(TunnelManager::UdpMirrorClientListener,(void*)this);
+ lUdpMirrorClient.start(TunnelManager::sUdpMirrorClientCallback,(void*)this);
}
projects / linphone / blobdiff