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Code Issues Releases Wiki Activity

Fix key publishing 

Remove invalid check for result code, which prevented publishing if the
node was empty to begin with.

Fix pepBroken check
This commit is contained in:
Andreas Straub 2015-08-26 00:27:39 +02:00
parent 05d3015421
commit 0eeaccd974
1 changed files with 75 additions and 79 deletions
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154
src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
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@ -366,7 +366,7 @@ public class AxolotlService {
}
public void publishBundlesIfNeeded() {
if (!pepBroken) {
if (pepBroken) {
Log.d(Config.LOGTAG, getLogprefix(account) + "publishBundlesIfNeeded called, but PEP is broken. Ignoring... ");
return;
}
@ -374,92 +374,88 @@ public class AxolotlService {
mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
@Override
public void onIqPacketReceived(Account account, IqPacket packet) {
if (packet.getType() == IqPacket.TYPE.RESULT) {
PreKeyBundle bundle = mXmppConnectionService.getIqParser().bundle(packet);
Map<Integer, ECPublicKey> keys = mXmppConnectionService.getIqParser().preKeyPublics(packet);
boolean flush = false;
if (bundle == null) {
Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Received invalid bundle:" + packet);
bundle = new PreKeyBundle(-1, -1, -1, null, -1, null, null, null);
flush = true;
PreKeyBundle bundle = mXmppConnectionService.getIqParser().bundle(packet);
Map<Integer, ECPublicKey> keys = mXmppConnectionService.getIqParser().preKeyPublics(packet);
boolean flush = false;
if (bundle == null) {
Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Received invalid bundle:" + packet);
bundle = new PreKeyBundle(-1, -1, -1, null, -1, null, null, null);
flush = true;
}
if (keys == null) {
Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Received invalid prekeys:" + packet);
}
try {
boolean changed = false;
// Validate IdentityKey
IdentityKeyPair identityKeyPair = axolotlStore.getIdentityKeyPair();
if (flush || !identityKeyPair.getPublicKey().equals(bundle.getIdentityKey())) {
Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding own IdentityKey " + identityKeyPair.getPublicKey() + " to PEP.");
changed = true;
}
if (keys == null) {
Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Received invalid prekeys:" + packet);
}
try {
boolean changed = false;
// Validate IdentityKey
IdentityKeyPair identityKeyPair = axolotlStore.getIdentityKeyPair();
if (flush || !identityKeyPair.getPublicKey().equals(bundle.getIdentityKey())) {
Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding own IdentityKey " + identityKeyPair.getPublicKey() + " to PEP.");
changed = true;
}
// Validate signedPreKeyRecord + ID
SignedPreKeyRecord signedPreKeyRecord;
int numSignedPreKeys = axolotlStore.loadSignedPreKeys().size();
try {
signedPreKeyRecord = axolotlStore.loadSignedPreKey(bundle.getSignedPreKeyId());
if (flush
|| !bundle.getSignedPreKey().equals(signedPreKeyRecord.getKeyPair().getPublicKey())
|| !Arrays.equals(bundle.getSignedPreKeySignature(), signedPreKeyRecord.getSignature())) {
Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding new signedPreKey with ID " + (numSignedPreKeys + 1) + " to PEP.");
signedPreKeyRecord = KeyHelper.generateSignedPreKey(identityKeyPair, numSignedPreKeys + 1);
axolotlStore.storeSignedPreKey(signedPreKeyRecord.getId(), signedPreKeyRecord);
changed = true;
}
} catch (InvalidKeyIdException e) {
// Validate signedPreKeyRecord + ID
SignedPreKeyRecord signedPreKeyRecord;
int numSignedPreKeys = axolotlStore.loadSignedPreKeys().size();
try {
signedPreKeyRecord = axolotlStore.loadSignedPreKey(bundle.getSignedPreKeyId());
if (flush
|| !bundle.getSignedPreKey().equals(signedPreKeyRecord.getKeyPair().getPublicKey())
|| !Arrays.equals(bundle.getSignedPreKeySignature(), signedPreKeyRecord.getSignature())) {
Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding new signedPreKey with ID " + (numSignedPreKeys + 1) + " to PEP.");
signedPreKeyRecord = KeyHelper.generateSignedPreKey(identityKeyPair, numSignedPreKeys + 1);
axolotlStore.storeSignedPreKey(signedPreKeyRecord.getId(), signedPreKeyRecord);
changed = true;
}
// Validate PreKeys
Set<PreKeyRecord> preKeyRecords = new HashSet<>();
if (keys != null) {
for (Integer id : keys.keySet()) {
try {
PreKeyRecord preKeyRecord = axolotlStore.loadPreKey(id);
if (preKeyRecord.getKeyPair().getPublicKey().equals(keys.get(id))) {
preKeyRecords.add(preKeyRecord);
}
} catch (InvalidKeyIdException ignored) {
}
}
}
int newKeys = NUM_KEYS_TO_PUBLISH - preKeyRecords.size();
if (newKeys > 0) {
List<PreKeyRecord> newRecords = KeyHelper.generatePreKeys(
axolotlStore.getCurrentPreKeyId() + 1, newKeys);
preKeyRecords.addAll(newRecords);
for (PreKeyRecord record : newRecords) {
axolotlStore.storePreKey(record.getId(), record);
}
changed = true;
Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding " + newKeys + " new preKeys to PEP.");
}
if (changed) {
IqPacket publish = mXmppConnectionService.getIqGenerator().publishBundles(
signedPreKeyRecord, axolotlStore.getIdentityKeyPair().getPublicKey(),
preKeyRecords, getOwnDeviceId());
Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + ": Bundle " + getOwnDeviceId() + " in PEP not current. Publishing: " + publish);
mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
@Override
public void onIqPacketReceived(Account account, IqPacket packet) {
// TODO: implement this!
Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Published bundle, got: " + packet);
}
});
}
} catch (InvalidKeyException e) {
Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Failed to publish bundle " + getOwnDeviceId() + ", reason: " + e.getMessage());
return;
} catch (InvalidKeyIdException e) {
Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding new signedPreKey with ID " + (numSignedPreKeys + 1) + " to PEP.");
signedPreKeyRecord = KeyHelper.generateSignedPreKey(identityKeyPair, numSignedPreKeys + 1);
axolotlStore.storeSignedPreKey(signedPreKeyRecord.getId(), signedPreKeyRecord);
changed = true;
}
} else {
Log.d(Config.LOGTAG, getLogprefix(account) + "Error received while publishing Bundle:" + packet.findChild("error"));
// Validate PreKeys
Set<PreKeyRecord> preKeyRecords = new HashSet<>();
if (keys != null) {
for (Integer id : keys.keySet()) {
try {
PreKeyRecord preKeyRecord = axolotlStore.loadPreKey(id);
if (preKeyRecord.getKeyPair().getPublicKey().equals(keys.get(id))) {
preKeyRecords.add(preKeyRecord);
}
} catch (InvalidKeyIdException ignored) {
}
}
}
int newKeys = NUM_KEYS_TO_PUBLISH - preKeyRecords.size();
if (newKeys > 0) {
List<PreKeyRecord> newRecords = KeyHelper.generatePreKeys(
axolotlStore.getCurrentPreKeyId() + 1, newKeys);
preKeyRecords.addAll(newRecords);
for (PreKeyRecord record : newRecords) {
axolotlStore.storePreKey(record.getId(), record);
}
changed = true;
Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding " + newKeys + " new preKeys to PEP.");
}
if (changed) {
IqPacket publish = mXmppConnectionService.getIqGenerator().publishBundles(
signedPreKeyRecord, axolotlStore.getIdentityKeyPair().getPublicKey(),
preKeyRecords, getOwnDeviceId());
Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + ": Bundle " + getOwnDeviceId() + " in PEP not current. Publishing: " + publish);
mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
@Override
public void onIqPacketReceived(Account account, IqPacket packet) {
// TODO: implement this!
Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Published bundle, got: " + packet);
}
});
}
} catch (InvalidKeyException e) {
Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Failed to publish bundle " + getOwnDeviceId() + ", reason: " + e.getMessage());
return;
}
}
});