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Add support for v3 hidden service addresses.

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This commit is contained in:
akwizgran
2018-03-30 16:30:09 +01:00
parent b464fe1653
commit 14befb957b
3 changed files with 38 additions and 20 deletions
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3
bramble-api/src/main/java/org/briarproject/bramble/api/plugin/TorConstants.java
View File

@@ -4,7 +4,8 @@ public interface TorConstants {
TransportId ID = new TransportId("org.briarproject.bramble.tor");
String PROP_ONION = "onion";
String PROP_ONION_V2 = "onion";
String PROP_ONION_V3 = "onion3";
int SOCKS_PORT = 59050;
int CONTROL_PORT = 59051;

53
bramble-core/src/main/java/org/briarproject/bramble/plugin/tor/TorPlugin.java
View File

@@ -28,7 +28,6 @@ import org.briarproject.bramble.api.system.Clock;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.api.system.ResourceProvider;
import org.briarproject.bramble.util.IoUtils;
import org.briarproject.bramble.util.StringUtils;
import java.io.Closeable;
import java.io.EOFException;
@@ -70,9 +69,11 @@ import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK_
import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK_NEVER;
import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK_WITH_BRIDGES;
import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_PORT;
import static org.briarproject.bramble.api.plugin.TorConstants.PROP_ONION;
import static org.briarproject.bramble.api.plugin.TorConstants.PROP_ONION_V2;
import static org.briarproject.bramble.api.plugin.TorConstants.PROP_ONION_V3;
import static org.briarproject.bramble.util.LogUtils.logException;
import static org.briarproject.bramble.util.PrivacyUtils.scrubOnion;
import static org.briarproject.bramble.util.StringUtils.isNullOrEmpty;
@MethodsNotNullByDefault
@ParametersNotNullByDefault
@@ -87,7 +88,8 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
private static final String OWNER = "__OwningControllerProcess";
private static final int COOKIE_TIMEOUT_MS = 3000;
private static final int COOKIE_POLLING_INTERVAL_MS = 200;
private static final Pattern ONION = Pattern.compile("[a-z2-7]{16}");
private static final Pattern ONION_V2 = Pattern.compile("[a-z2-7]{16}");
private static final Pattern ONION_V3 = Pattern.compile("[a-z2-7]{56}");
private final Executor ioExecutor, connectionStatusExecutor;
private final NetworkManager networkManager;
@@ -362,7 +364,7 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
// If there's already a port number stored in config, reuse it
String portString = settings.get(PREF_TOR_PORT);
int port;
if (StringUtils.isNullOrEmpty(portString)) port = 0;
if (isNullOrEmpty(portString)) port = 0;
else port = Integer.parseInt(portString);
// Bind a server socket to receive connections from Tor
ServerSocket ss = null;
@@ -427,11 +429,11 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
return;
}
// Publish the hidden service's onion hostname in transport properties
String hostname = response.get(HS_ADDRESS);
String onion2 = response.get(HS_ADDRESS);
if (LOG.isLoggable(INFO))
LOG.info("Hidden service " + scrubOnion(hostname));
LOG.info("Hidden service " + scrubOnion(onion2));
TransportProperties p = new TransportProperties();
p.put(PROP_ONION, hostname);
p.put(PROP_ONION_V2, onion2);
callback.mergeLocalProperties(p);
if (privKey == null) {
// Save the hidden service's private key for next time
@@ -530,26 +532,41 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
@Override
public DuplexTransportConnection createConnection(TransportProperties p) {
if (!isRunning()) return null;
String onion = p.get(PROP_ONION);
if (StringUtils.isNullOrEmpty(onion)) return null;
if (!ONION.matcher(onion).matches()) {
// not scrubbing this address, so we are able to find the problem
if (LOG.isLoggable(INFO)) LOG.info("Invalid hostname: " + onion);
return null;
String bestOnion = null;
String onion2 = p.get(PROP_ONION_V2);
String onion3 = p.get(PROP_ONION_V3);
if (!isNullOrEmpty(onion2)) {
if (ONION_V2.matcher(onion2).matches()) {
bestOnion = onion2;
} else {
// Don't scrub the address so we can find the problem
if (LOG.isLoggable(INFO))
LOG.info("Invalid v2 hostname: " + onion2);
}
}
if (!isNullOrEmpty(onion3)) {
if (ONION_V3.matcher(onion3).matches()) {
bestOnion = onion3;
} else {
// Don't scrub the address so we can find the problem
if (LOG.isLoggable(INFO))
LOG.info("Invalid v3 hostname: " + onion3);
}
}
if (bestOnion == null) return null;
Socket s = null;
try {
if (LOG.isLoggable(INFO))
LOG.info("Connecting to " + scrubOnion(onion));
s = torSocketFactory.createSocket(onion + ".onion", 80);
LOG.info("Connecting to " + scrubOnion(bestOnion));
s = torSocketFactory.createSocket(bestOnion + ".onion", 80);
s.setSoTimeout(socketTimeout);
if (LOG.isLoggable(INFO))
LOG.info("Connected to " + scrubOnion(onion));
LOG.info("Connected to " + scrubOnion(bestOnion));
return new TorTransportConnection(this, s);
} catch (IOException e) {
if (LOG.isLoggable(INFO)) {
LOG.info("Could not connect to " + scrubOnion(onion) + ": " +
e.toString());
LOG.info("Could not connect to " + scrubOnion(bestOnion)
+ ": " + e.toString());
}
tryToClose(s);
return null;

2
briar-core/src/main/java/org/briarproject/briar/test/TestDataCreatorImpl.java
View File

@@ -238,7 +238,7 @@ public class TestDataCreatorImpl implements TestDataCreator {
// Tor
TransportProperties tor = new TransportProperties();
String torAddress = getRandomTorAddress();
tor.put(TorConstants.PROP_ONION, torAddress);
tor.put(TorConstants.PROP_ONION_V2, torAddress);
props.put(TorConstants.ID, tor);
return props;