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-rw-r--r--src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java133
-rw-r--r--src/main/java/eu/siacs/conversations/entities/Conversation.java6
-rw-r--r--src/main/java/eu/siacs/conversations/generator/MessageGenerator.java10
-rw-r--r--src/main/java/eu/siacs/conversations/parser/MessageParser.java12
-rw-r--r--src/main/java/eu/siacs/conversations/services/XmppConnectionService.java13
5 files changed, 109 insertions, 65 deletions
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
index e4c0480a..54394dd2 100644
--- a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
@@ -1,5 +1,6 @@
package eu.siacs.conversations.crypto.axolotl;
+import android.support.annotation.Nullable;
import android.util.Base64;
import android.util.Log;
@@ -42,13 +43,16 @@ import eu.siacs.conversations.Config;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
+import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.parser.IqParser;
import eu.siacs.conversations.services.XmppConnectionService;
+import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
import eu.siacs.conversations.xml.Element;
import eu.siacs.conversations.xmpp.OnIqPacketReceived;
import eu.siacs.conversations.xmpp.jid.InvalidJidException;
import eu.siacs.conversations.xmpp.jid.Jid;
import eu.siacs.conversations.xmpp.stanzas.IqPacket;
+import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
public class AxolotlService {
@@ -62,8 +66,9 @@ public class AxolotlService {
private final XmppConnectionService mXmppConnectionService;
private final SQLiteAxolotlStore axolotlStore;
private final SessionMap sessions;
- private final BundleMap bundleCache;
private final Map<Jid, Set<Integer>> deviceIds;
+ private final FetchStatusMap fetchStatusMap;
+ private final SerialSingleThreadExecutor executor;
private int ownDeviceId;
public static class SQLiteAxolotlStore implements AxolotlStore {
@@ -560,7 +565,13 @@ public class AxolotlService {
}
- private static class BundleMap extends AxolotlAddressMap<PreKeyBundle> {
+ private static enum FetchStatus {
+ PENDING,
+ SUCCESS,
+ ERROR
+ }
+
+ private static class FetchStatusMap extends AxolotlAddressMap<FetchStatus> {
}
@@ -570,7 +581,8 @@ public class AxolotlService {
this.axolotlStore = new SQLiteAxolotlStore(this.account, this.mXmppConnectionService);
this.deviceIds = new HashMap<>();
this.sessions = new SessionMap(axolotlStore, account);
- this.bundleCache = new BundleMap();
+ this.fetchStatusMap = new FetchStatusMap();
+ this.executor = new SerialSingleThreadExecutor();
this.ownDeviceId = axolotlStore.getLocalRegistrationId();
}
@@ -793,56 +805,93 @@ public class AxolotlService {
}
}
- private void createSessionsIfNeeded(Contact contact) throws NoSessionsCreatedException {
+ private boolean createSessionsIfNeeded(Conversation conversation) {
+ boolean newSessions = false;
Log.d(Config.LOGTAG, "Creating axolotl sessions if needed...");
- AxolotlAddress address = new AxolotlAddress(contact.getJid().toBareJid().toString(), 0);
- for(Integer deviceId: bundleCache.getAll(address).keySet()) {
- Log.d(Config.LOGTAG, "Processing device ID: " + deviceId);
- AxolotlAddress remoteAddress = new AxolotlAddress(contact.getJid().toBareJid().toString(), deviceId);
- if(sessions.get(remoteAddress) == null) {
- Log.d(Config.LOGTAG, "Building new sesstion for " + deviceId);
- SessionBuilder builder = new SessionBuilder(this.axolotlStore, remoteAddress);
- try {
- builder.process(bundleCache.get(remoteAddress));
- XmppAxolotlSession session = new XmppAxolotlSession(this.axolotlStore, remoteAddress);
- sessions.put(remoteAddress, session);
- } catch (InvalidKeyException e) {
- Log.d(Config.LOGTAG, "Error building session for " + deviceId+ ": InvalidKeyException, " +e.getMessage());
- } catch (UntrustedIdentityException e) {
- Log.d(Config.LOGTAG, "Error building session for " + deviceId+ ": UntrustedIdentityException, " +e.getMessage());
- }
- } else {
- Log.d(Config.LOGTAG, "Already have session for " + deviceId);
+ Jid contactJid = conversation.getContact().getJid().toBareJid();
+ Set<AxolotlAddress> addresses = new HashSet<>();
+ if(deviceIds.get(contactJid) != null) {
+ for(Integer foreignId:this.deviceIds.get(contactJid)) {
+ Log.d(Config.LOGTAG, "Found device "+account.getJid().toBareJid()+":"+foreignId);
+ addresses.add(new AxolotlAddress(contactJid.toString(), foreignId));
+ }
+ } else {
+ Log.e(Config.LOGTAG, "Have no target devices in PEP!");
+ }
+ Log.d(Config.LOGTAG, "Checking own account "+account.getJid().toBareJid());
+ if(deviceIds.get(account.getJid().toBareJid()) != null) {
+ for(Integer ownId:this.deviceIds.get(account.getJid().toBareJid())) {
+ Log.d(Config.LOGTAG, "Found device "+account.getJid().toBareJid()+":"+ownId);
+ addresses.add(new AxolotlAddress(account.getJid().toBareJid().toString(), ownId));
}
}
- if(!this.hasAny(contact)) {
- Log.e(Config.LOGTAG, "No Axolotl sessions available!");
- throw new NoSessionsCreatedException(); // FIXME: proper error handling
+ for (AxolotlAddress address : addresses) {
+ Log.d(Config.LOGTAG, "Processing device: " + address.toString());
+ FetchStatus status = fetchStatusMap.get(address);
+ XmppAxolotlSession session = sessions.get(address);
+ if ( session == null && ( status == null || status == FetchStatus.ERROR) ) {
+ fetchStatusMap.put(address, FetchStatus.PENDING);
+ this.buildSessionFromPEP(conversation, address);
+ newSessions = true;
+ } else {
+ Log.d(Config.LOGTAG, "Already have session for " + address.toString());
+ }
}
+ return newSessions;
}
- public XmppAxolotlMessage processSending(Contact contact, String outgoingMessage) throws NoSessionsCreatedException {
- XmppAxolotlMessage message = new XmppAxolotlMessage(contact, ownDeviceId, outgoingMessage);
- createSessionsIfNeeded(contact);
- Log.d(Config.LOGTAG, "Building axolotl foreign headers...");
+ @Nullable
+ public XmppAxolotlMessage encrypt(Message message ){
+ final XmppAxolotlMessage axolotlMessage = new XmppAxolotlMessage(message.getContact(),
+ ownDeviceId, message.getBody());
- for(XmppAxolotlSession session : findSessionsforContact(contact)) {
-// if(!session.isTrusted()) {
- // TODO: handle this properly
- // continue;
- // }
- message.addHeader(session.processSending(message.getInnerKey()));
+ if(findSessionsforContact(axolotlMessage.getContact()).isEmpty()) {
+ return null;
+ }
+ Log.d(Config.LOGTAG, "Building axolotl foreign headers...");
+ for (XmppAxolotlSession session : findSessionsforContact(axolotlMessage.getContact())) {
+ Log.d(Config.LOGTAG, session.remoteAddress.toString());
+ //if(!session.isTrusted()) {
+ // TODO: handle this properly
+ // continue;
+ // }
+ axolotlMessage.addHeader(session.processSending(axolotlMessage.getInnerKey()));
}
Log.d(Config.LOGTAG, "Building axolotl own headers...");
- for(XmppAxolotlSession session : findOwnSessions()) {
- // if(!session.isTrusted()) {
- // TODO: handle this properly
- // continue;
- // }
- message.addHeader(session.processSending(message.getInnerKey()));
+ for (XmppAxolotlSession session : findOwnSessions()) {
+ Log.d(Config.LOGTAG, session.remoteAddress.toString());
+ // if(!session.isTrusted()) {
+ // TODO: handle this properly
+ // continue;
+ // }
+ axolotlMessage.addHeader(session.processSending(axolotlMessage.getInnerKey()));
}
- return message;
+ return axolotlMessage;
+ }
+
+ private void processSending(final Message message) {
+ executor.execute(new Runnable() {
+ @Override
+ public void run() {
+ MessagePacket packet = mXmppConnectionService.getMessageGenerator()
+ .generateAxolotlChat(message);
+ if (packet == null) {
+ mXmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
+ } else {
+ mXmppConnectionService.markMessage(message, Message.STATUS_UNSEND);
+ mXmppConnectionService.sendMessagePacket(account, packet);
+ }
+ }
+ });
+ }
+
+ public void sendMessage(Message message) {
+ boolean newSessions = createSessionsIfNeeded(message.getConversation());
+
+ if (!newSessions) {
+ this.processSending(message);
+ }
}
public XmppAxolotlMessage.XmppAxolotlPlaintextMessage processReceiving(XmppAxolotlMessage message) {
diff --git a/src/main/java/eu/siacs/conversations/entities/Conversation.java b/src/main/java/eu/siacs/conversations/entities/Conversation.java
index 289ed4ea..2efd8a29 100644
--- a/src/main/java/eu/siacs/conversations/entities/Conversation.java
+++ b/src/main/java/eu/siacs/conversations/entities/Conversation.java
@@ -179,13 +179,13 @@ public class Conversation extends AbstractEntity implements Blockable {
}
}
- public void findUnsentMessagesWithOtrEncryption(OnMessageFound onMessageFound) {
+ public void findUnsentMessagesWithEncryption(int encryptionType, OnMessageFound onMessageFound) {
synchronized (this.messages) {
for (Message message : this.messages) {
if ((message.getStatus() == Message.STATUS_UNSEND || message.getStatus() == Message.STATUS_WAITING)
- && (message.getEncryption() == Message.ENCRYPTION_OTR)) {
+ && (message.getEncryption() == encryptionType)) {
onMessageFound.onMessageFound(message);
- }
+ }
}
}
}
diff --git a/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java b/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
index 0b6a7c61..b0727690 100644
--- a/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
@@ -66,16 +66,18 @@ public class MessageGenerator extends AbstractGenerator {
delay.setAttribute("stamp", mDateFormat.format(date));
}
- public MessagePacket generateAxolotlChat(Message message) throws NoSessionsCreatedException{
+ public MessagePacket generateAxolotlChat(Message message) {
return generateAxolotlChat(message, false);
}
- public MessagePacket generateAxolotlChat(Message message, boolean addDelay) throws NoSessionsCreatedException{
+ public MessagePacket generateAxolotlChat(Message message, boolean addDelay) {
MessagePacket packet = preparePacket(message, addDelay);
AxolotlService service = message.getConversation().getAccount().getAxolotlService();
Log.d(Config.LOGTAG, "Submitting message to axolotl service for send processing...");
- XmppAxolotlMessage axolotlMessage = service.processSending(message.getContact(),
- message.getBody());
+ XmppAxolotlMessage axolotlMessage = service.encrypt(message);
+ if (axolotlMessage == null) {
+ return null;
+ }
packet.setAxolotlMessage(axolotlMessage.toXml());
return packet;
}
diff --git a/src/main/java/eu/siacs/conversations/parser/MessageParser.java b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
index 88143e59..fb9e1b38 100644
--- a/src/main/java/eu/siacs/conversations/parser/MessageParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
@@ -7,6 +7,7 @@ import net.java.otr4j.session.Session;
import net.java.otr4j.session.SessionStatus;
import java.util.List;
+import java.util.Set;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.crypto.axolotl.AxolotlService;
@@ -105,6 +106,7 @@ public class MessageParser extends AbstractParser implements
XmppAxolotlMessage.XmppAxolotlPlaintextMessage plaintextMessage = service.processReceiving(xmppAxolotlMessage);
if(plaintextMessage != null) {
finishedMessage = new Message(conversation, plaintextMessage.getPlaintext(), Message.ENCRYPTION_AXOLOTL, Message.STATUS_RECEIVED);
+ finishedMessage.setAxolotlSession(plaintextMessage.getSession());
}
return finishedMessage;
@@ -189,15 +191,9 @@ public class MessageParser extends AbstractParser implements
} else if (AxolotlService.PEP_DEVICE_LIST.equals(node)) {
Log.d(Config.LOGTAG, "Received PEP device list update from "+ from + ", processing...");
Element item = items.findChild("item");
- List<Integer> deviceIds = mXmppConnectionService.getIqParser().deviceIds(item);
+ Set<Integer> deviceIds = mXmppConnectionService.getIqParser().deviceIds(item);
AxolotlService axolotlService = account.getAxolotlService();
- if(account.getJid().toBareJid().equals(from)) {
- } else {
- Contact contact = account.getRoster().getContact(from);
- for (Integer deviceId : deviceIds) {
- axolotlService.fetchBundleIfNeeded(contact, deviceId);
- }
- }
+ axolotlService.registerDevices(from, deviceIds);
}
}
diff --git a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
index f3ff6337..ed16ee90 100644
--- a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
@@ -702,7 +702,8 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
if (!resend && message.getEncryption() != Message.ENCRYPTION_OTR) {
message.getConversation().endOtrIfNeeded();
- message.getConversation().findUnsentMessagesWithOtrEncryption(new Conversation.OnMessageFound() {
+ message.getConversation().findUnsentMessagesWithEncryption(Message.ENCRYPTION_OTR,
+ new Conversation.OnMessageFound() {
@Override
public void onMessageFound(Message message) {
markMessage(message,Message.STATUS_SEND_FAILED);
@@ -757,12 +758,8 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
}
break;
case Message.ENCRYPTION_AXOLOTL:
- try {
- packet = mMessageGenerator.generateAxolotlChat(message);
- Log.d(Config.LOGTAG, "Succeeded generating axolotl chat message!");
- } catch (NoSessionsCreatedException e) {
- message.setStatus(Message.STATUS_WAITING);
- }
+ message.setStatus(Message.STATUS_WAITING);
+ account.getAxolotlService().sendMessage(message);
break;
}
@@ -1770,7 +1767,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
account.getJid().toBareJid() + " otr session established with "
+ conversation.getJid() + "/"
+ otrSession.getSessionID().getUserID());
- conversation.findUnsentMessagesWithOtrEncryption(new Conversation.OnMessageFound() {
+ conversation.findUnsentMessagesWithEncryption(Message.ENCRYPTION_OTR, new Conversation.OnMessageFound() {
@Override
public void onMessageFound(Message message) {