require dtls and ensure procceds get tracked

This commit is contained in:
Daniel Gultsch 2020-04-10 07:45:23 +02:00
parent 0661c1bd37
commit 6884e427ef
6 changed files with 55 additions and 15 deletions

View File

@ -238,7 +238,7 @@ public class MessageGenerator extends AbstractGenerator {
final MessagePacket packet = new MessagePacket();
packet.setType(MessagePacket.TYPE_CHAT); //we want to carbon copy those
packet.setTo(proposal.with);
packet.setId(JingleRtpConnection.JINGLE_MESSAGE_ID_PREFIX+proposal.sessionId);
packet.setId(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX +proposal.sessionId);
final Element propose = packet.addChild("propose", Namespace.JINGLE_MESSAGE);
propose.setAttribute("id", proposal.sessionId);
propose.addChild("description", Namespace.JINGLE_APPS_RTP);

View File

@ -306,12 +306,17 @@ public class MessageParser extends AbstractParser implements OnMessagePacketRece
final Jid from = packet.getFrom();
final String id = packet.getId();
if (from != null && id != null) {
if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_ID_PREFIX)) {
final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_ID_PREFIX.length());
if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
mXmppConnectionService.getJingleConnectionManager()
.updateProposedSessionDiscovered(account, from, sessionId, JingleConnectionManager.DeviceDiscoveryState.FAILED);
return true;
}
if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROCEED_ID_PREFIX)) {
final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROCEED_ID_PREFIX.length());
mXmppConnectionService.getJingleConnectionManager().failProceed(account, from, sessionId);
return true;
}
mXmppConnectionService.markMessage(account,
from.asBareJid(),
id,
@ -845,8 +850,8 @@ public class MessageParser extends AbstractParser implements OnMessagePacketRece
query.removePendingReceiptRequest(new ReceiptRequest(packet.getTo(), id));
}
} else if (id != null) {
if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_ID_PREFIX)) {
final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_ID_PREFIX.length());
if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
mXmppConnectionService.getJingleConnectionManager()
.updateProposedSessionDiscovered(account, from, sessionId, JingleConnectionManager.DeviceDiscoveryState.DISCOVERED);
} else {

View File

@ -11,7 +11,8 @@ import rocks.xmpp.addr.Jid;
public abstract class AbstractJingleConnection {
public static final String JINGLE_MESSAGE_ID_PREFIX = "jm-propose-";
public static final String JINGLE_MESSAGE_PROPOSE_ID_PREFIX = "jm-propose-";
public static final String JINGLE_MESSAGE_PROCEED_ID_PREFIX = "jm-proceed-";
protected final JingleConnectionManager jingleConnectionManager;
protected final XmppConnectionService xmppConnectionService;

View File

@ -354,6 +354,14 @@ public class JingleConnectionManager extends AbstractConnectionManager {
}
}
public void failProceed(Account account, final Jid with, String sessionId) {
final AbstractJingleConnection.Id id = AbstractJingleConnection.Id.of(account, with, sessionId);
final AbstractJingleConnection existingJingleConnection = connections.get(id);
if (existingJingleConnection instanceof JingleRtpConnection) {
((JingleRtpConnection) existingJingleConnection).deliverFailedProceed();
}
}
public static class RtpSessionProposal {
private final Account account;
public final Jid with;

View File

@ -81,7 +81,7 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
private RtpContentMap responderRtpContentMap;
public JingleRtpConnection(JingleConnectionManager jingleConnectionManager, Id id, Jid initiator) {
JingleRtpConnection(JingleConnectionManager jingleConnectionManager, Id id, Jid initiator) {
super(jingleConnectionManager, id, initiator);
}
@ -186,8 +186,8 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
try {
contentMap = RtpContentMap.of(jinglePacket);
contentMap.requireContentDescriptions();
//TODO requireTransportWithDtls();
} catch (IllegalArgumentException | IllegalStateException | NullPointerException e) {
contentMap.requireDTLSFingerprint();
} catch (final IllegalArgumentException | IllegalStateException | NullPointerException e) {
respondOk(jinglePacket);
sendSessionTerminate(Reason.FAILED_APPLICATION);
Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": improperly formatted contents", e);
@ -226,7 +226,7 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
try {
contentMap = RtpContentMap.of(jinglePacket);
contentMap.requireContentDescriptions();
//TODO requireTransportWithDtls();
contentMap.requireDTLSFingerprint();
} catch (IllegalArgumentException | IllegalStateException | NullPointerException e) {
respondOk(jinglePacket);
Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": improperly formatted contents in session-accept", e);
@ -351,6 +351,15 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
}
}
void deliverFailedProceed() {
Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": receive message error for proceed message");
if (transition(State.TERMINATED_CONNECTIVITY_ERROR)) {
webRTCWrapper.close();
Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": transitioned into connectivity error");
this.jingleConnectionManager.finishConnection(this);
}
}
private void receiveAccept(Jid from, Element message) {
final boolean originatedFromMyself = from.asBareJid().equals(id.account.getJid().asBareJid());
if (originatedFromMyself) {
@ -533,7 +542,7 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
}
private void terminateWithOutOfOrder(final JinglePacket jinglePacket) {
Log.d(Config.LOGTAG,id.account.getJid().asBareJid()+": terminating session with out-of-order");
Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": terminating session with out-of-order");
webRTCWrapper.close();
transitionOrThrow(State.TERMINATED_APPLICATION_FAILURE);
respondWithOutOfOrder(jinglePacket);
@ -681,6 +690,9 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
private void sendJingleMessage(final String action, final Jid to) {
final MessagePacket messagePacket = new MessagePacket();
if ("proceed".equals(action)) {
messagePacket.setId(JINGLE_MESSAGE_PROCEED_ID_PREFIX + id.sessionId);
}
messagePacket.setType(MessagePacket.TYPE_CHAT); //we want to carbon copy those
messagePacket.setTo(to);
messagePacket.addChild(action, Namespace.JINGLE_MESSAGE).setAttribute("id", id.sessionId);

View File

@ -4,6 +4,7 @@ import android.util.Log;
import com.google.common.base.Function;
import com.google.common.base.Preconditions;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Iterables;
import com.google.common.collect.Maps;
@ -51,13 +52,26 @@ public class RtpContentMap {
if (this.contents.size() == 0) {
throw new IllegalStateException("No contents available");
}
for(Map.Entry<String,DescriptionTransport> entry : this.contents.entrySet()) {
for (Map.Entry<String, DescriptionTransport> entry : this.contents.entrySet()) {
if (entry.getValue().description == null) {
throw new IllegalStateException(String.format("%s is lacking content description", entry.getKey()));
}
}
}
public void requireDTLSFingerprint() {
if (this.contents.size() == 0) {
throw new IllegalStateException("No contents available");
}
for (Map.Entry<String, DescriptionTransport> entry : this.contents.entrySet()) {
final IceUdpTransportInfo transport = entry.getValue().transport;
final IceUdpTransportInfo.Fingerprint fingerprint = transport.getFingerprint();
if (fingerprint == null || Strings.isNullOrEmpty(fingerprint.getContent()) || Strings.isNullOrEmpty(fingerprint.getHash())) {
throw new SecurityException(String.format("Use of DTLS-SRTP (XEP-0320) is required for content %s", entry.getKey()));
}
}
}
public JinglePacket toJinglePacket(final JinglePacket.Action action, final String sessionId) {
final JinglePacket jinglePacket = new JinglePacket(action, sessionId);
if (this.group != null) {
@ -75,14 +89,14 @@ public class RtpContentMap {
}
public RtpContentMap transportInfo(final String contentName, final IceUdpTransportInfo.Candidate candidate) {
final RtpContentMap.DescriptionTransport descriptionTransport = contents.get(contentName);
final RtpContentMap.DescriptionTransport descriptionTransport = contents.get(contentName);
final IceUdpTransportInfo transportInfo = descriptionTransport == null ? null : descriptionTransport.transport;
if (transportInfo == null) {
throw new IllegalArgumentException("Unable to find transport info for content name "+contentName);
throw new IllegalArgumentException("Unable to find transport info for content name " + contentName);
}
final IceUdpTransportInfo newTransportInfo = transportInfo.cloneWrapper();
newTransportInfo.addChild(candidate);
return new RtpContentMap(null, ImmutableMap.of(contentName, new DescriptionTransport(null,newTransportInfo)));
return new RtpContentMap(null, ImmutableMap.of(contentName, new DescriptionTransport(null, newTransportInfo)));
}