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package de.blinkt.openvpn;
import net.openvpn.ovpn3.ClientAPI_Config;
import net.openvpn.ovpn3.ClientAPI_EvalConfig;
import net.openvpn.ovpn3.ClientAPI_Event;
import net.openvpn.ovpn3.ClientAPI_ExternalPKICertRequest;
import net.openvpn.ovpn3.ClientAPI_ExternalPKISignRequest;
import net.openvpn.ovpn3.ClientAPI_LogInfo;
import net.openvpn.ovpn3.ClientAPI_OpenVPNClient;
import net.openvpn.ovpn3.ClientAPI_ProvideCreds;
import net.openvpn.ovpn3.ClientAPI_Status;
import net.openvpn.ovpn3.ClientAPI_TransportStats;
public class OpenVPNThreadv3 extends ClientAPI_OpenVPNClient implements Runnable, OpenVPNMangement {
static {
System.loadLibrary("crypto");
System.loadLibrary("ssl");
System.loadLibrary("ovpn3");
}
private VpnProfile mVp;
private OpenVpnService mService;
class StatusPoller implements Runnable
{
private long mSleeptime;
boolean mStopped=false;
public StatusPoller(long sleeptime) {
mSleeptime=sleeptime;
}
public void run() {
while(!mStopped) {
try {
Thread.sleep(mSleeptime);
} catch (InterruptedException e) {
}
ClientAPI_TransportStats t = transport_stats();
long in = t.getBytesIn();
long out = t.getBytesOut();
OpenVPN.updateByteCount(in, out);
}
}
public void stop() {
mStopped=true;
}
}
@Override
public void run() {
String configstr = mVp.getConfigFile(mService,true);
if(!setConfig(configstr))
return;
setUserPW();
OpenVPN.logInfo(copyright());
StatusPoller statuspoller = new StatusPoller(5000);
new Thread(statuspoller,"Status Poller").start();
ClientAPI_Status status = connect();
if(status.getError()) {
OpenVPN.logError(String.format("connect() error: %s: %s",status.getStatus(),status.getMessage()));
} else {
OpenVPN.logInfo("OpenVPN3 thread finished");
}
statuspoller.stop();
}
@Override
public boolean tun_builder_set_remote_address(String address, boolean ipv6) {
mService.setMtu(1500);
return true;
}
@Override
public boolean tun_builder_set_mtu(int mtu) {
mService.setMtu(mtu);
return true;
}
@Override
public boolean tun_builder_add_dns_server(String address, boolean ipv6) {
mService.addDNS(address);
return true;
}
@Override
public boolean tun_builder_add_route(String address, int prefix_length,
boolean ipv6) {
if (address.equals("remote_host"))
return false;
if(ipv6)
mService.addRoutev6(address + "/" + prefix_length);
else
mService.addRoute(new CIDRIP(address, prefix_length));
return true;
}
@Override
public boolean tun_builder_add_search_domain(String domain) {
mService.setDomain(domain);
return true;
}
@Override
public int tun_builder_establish() {
return mService.openTun().detachFd();
}
@Override
public boolean tun_builder_set_session_name(String name) {
OpenVPN.logInfo("We should call this session" + name);
return true;
}
@Override
public boolean tun_builder_add_address(String address, int prefix_length,
boolean ipv6) {
if(!ipv6)
mService.setLocalIP(new CIDRIP(address, prefix_length));
else
mService.setLocalIPv6(address+ "/" + prefix_length);
return true;
}
@Override
public boolean tun_builder_new() {
return true;
}
@Override
public boolean tun_builder_reroute_gw(String server_address,
boolean server_address_ipv6, boolean ipv4, boolean ipv6, long flags) {
// ignore
return true;
}
@Override
public boolean tun_builder_exclude_route(String address, int prefix_length,
boolean ipv6) {
//ignore
return true;
}
private boolean setConfig(String vpnconfig) {
ClientAPI_Config config = new ClientAPI_Config();
if(mVp.getPasswordPrivateKey()!=null)
config.setPrivateKeyPassword(mVp.getPasswordPrivateKey());
config.setContent(vpnconfig);
config.setTunPersist(mVp.mPersistTun);
config.setExternalPkiAlias("extpki");
ClientAPI_EvalConfig ec = eval_config(config);
if(ec.getExternalPki()) {
OpenVPN.logError("OpenVPN seem to think as external PKI");
}
if (ec.getError()) {
OpenVPN.logError("OpenVPN config file parse error: " + ec.getMessage());
return false;
} else {
config.setContent(vpnconfig);
return true;
}
}
@Override
public void external_pki_cert_request(ClientAPI_ExternalPKICertRequest certreq) {
OpenVPN.logError("EXT PKI CERT");
String[] ks = mVp.getKeyStoreCertificates(mService);
if(ks==null) {
certreq.setError(true);
certreq.setErrorText("Error in pki cert request");
return;
}
certreq.setSupportingChain(ks[0]);
certreq.setCert(ks[1]);
certreq.setError(false);
}
@Override
public void external_pki_sign_request(ClientAPI_ExternalPKISignRequest signreq) {
signreq.setSig(mVp.getSignedData(signreq.getData()));
}
void setUserPW() {
if(mVp.isUserPWAuth()) {
ClientAPI_ProvideCreds creds = new ClientAPI_ProvideCreds();
creds.setCachePassword(true);
creds.setPassword(mVp.getPasswordAuth());
creds.setUsername(mVp.mUsername);
provide_creds(creds);
}
}
@Override
public boolean socket_protect(int socket) {
boolean b= mService.protect(socket);
return b;
}
public OpenVPNThreadv3(OpenVpnService openVpnService, VpnProfile vp) {
init_process();
mVp =vp;
mService =openVpnService;
}
@Override
public void log(ClientAPI_LogInfo arg0) {
String logmsg =arg0.getText();
while (logmsg.endsWith("\n"))
logmsg = logmsg.substring(0, logmsg.length()-1);
OpenVPN.logInfo(logmsg);
}
@Override
public void event(ClientAPI_Event event) {
OpenVPN.updateStateString(event.getName(), event.getInfo());
if(event.getError())
OpenVPN.logError(String.format("EVENT(Error): %s: %s",event.getName(),event.getInfo()));
}
// When a connection is close to timeout, the core will call this
// method. If it returns false, the core will disconnect with a
// CONNECTION_TIMEOUT event. If true, the core will enter a PAUSE
// state.
@Override
public boolean pause_on_connection_timeout() {
OpenVPN.logInfo("pause on connection timeout?! ");
return true;
}
public boolean stopVPN() {
stop();
return true;
}
@Override
public void reconnect() {
reconnect(1);
}
}
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