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Limit number of PEP publish tries 

If PEP publish tries are repeatedly triggered by empty PEP updates, stop
attempting to publish after 3 tries. This should work around broken PEP
implementations in older ejabberd and OpenFire versions.
This commit is contained in:
Andreas Straub 2015-08-25 18:41:30 +02:00
parent 11b9fc3191
commit eafcf38ec9
1 changed files with 42 additions and 9 deletions
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35
src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
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@ -50,6 +50,7 @@ public class AxolotlService {
public static final String LOGPREFIX = "AxolotlService"; public static final String LOGPREFIX = "AxolotlService";
public static final int NUM_KEYS_TO_PUBLISH = 100; public static final int NUM_KEYS_TO_PUBLISH = 100;
public static final int publishTriesThreshold = 3;
private final Account account; private final Account account;
private final XmppConnectionService mXmppConnectionService; private final XmppConnectionService mXmppConnectionService;
@ -59,6 +60,8 @@ public class AxolotlService {
private final Map<String, XmppAxolotlMessage> messageCache; private final Map<String, XmppAxolotlMessage> messageCache;
private final FetchStatusMap fetchStatusMap; private final FetchStatusMap fetchStatusMap;
private final SerialSingleThreadExecutor executor; private final SerialSingleThreadExecutor executor;
private int numPublishTriesOnEmptyPep = 0;
private boolean pepBroken = false;
private static class AxolotlAddressMap<T> { private static class AxolotlAddressMap<T> {
protected Map<String, Map<Integer, T>> map; protected Map<String, Map<Integer, T>> map;
@ -255,6 +258,10 @@ public class AxolotlService {
public void registerDevices(final Jid jid, @NonNull final Set<Integer> deviceIds) { public void registerDevices(final Jid jid, @NonNull final Set<Integer> deviceIds) {
if (jid.toBareJid().equals(account.getJid().toBareJid())) { if (jid.toBareJid().equals(account.getJid().toBareJid())) {
if (!deviceIds.isEmpty()) {
pepBroken = false;
numPublishTriesOnEmptyPep = 0;
}
if (deviceIds.contains(getOwnDeviceId())) { if (deviceIds.contains(getOwnDeviceId())) {
deviceIds.remove(getOwnDeviceId()); deviceIds.remove(getOwnDeviceId());
} else { } else {
@ -287,6 +294,10 @@ public class AxolotlService {
} }
public void wipeOtherPepDevices() { public void wipeOtherPepDevices() {
if (pepBroken) {
Log.d(Config.LOGTAG, getLogprefix(account) + "wipeOtherPepDevices called, but PEP is broken. Ignoring... ");
return;
}
Set<Integer> deviceIds = new HashSet<>(); Set<Integer> deviceIds = new HashSet<>();
deviceIds.add(getOwnDeviceId()); deviceIds.add(getOwnDeviceId());
IqPacket publish = mXmppConnectionService.getIqGenerator().publishDeviceIds(deviceIds); IqPacket publish = mXmppConnectionService.getIqGenerator().publishDeviceIds(deviceIds);
@ -304,6 +315,10 @@ public class AxolotlService {
} }
public void publishOwnDeviceIdIfNeeded() { public void publishOwnDeviceIdIfNeeded() {
if (pepBroken) {
Log.d(Config.LOGTAG, getLogprefix(account) + "publishOwnDeviceIdIfNeeded called, but PEP is broken. Ignoring... ");
return;
}
IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveDeviceIds(account.getJid().toBareJid()); IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveDeviceIds(account.getJid().toBareJid());
mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() { mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
@Override @Override
@ -322,9 +337,22 @@ public class AxolotlService {
} }
public void publishOwnDeviceId(Set<Integer> deviceIds) { public void publishOwnDeviceId(Set<Integer> deviceIds) {
if (!deviceIds.contains(getOwnDeviceId())) {
Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Own device " + getOwnDeviceId() + " not in PEP devicelist.");
if (deviceIds.isEmpty()) {
if (numPublishTriesOnEmptyPep >= publishTriesThreshold) {
Log.w(Config.LOGTAG, getLogprefix(account) + "Own device publish attempt threshold exceeded, aborting...");
pepBroken = true;
return;
} else {
numPublishTriesOnEmptyPep++;
Log.w(Config.LOGTAG, getLogprefix(account) + "Own device list empty, attempting to publish (try " + numPublishTriesOnEmptyPep + ")");
}
} else {
numPublishTriesOnEmptyPep = 0;
}
deviceIds.add(getOwnDeviceId()); deviceIds.add(getOwnDeviceId());
IqPacket publish = mXmppConnectionService.getIqGenerator().publishDeviceIds(deviceIds); IqPacket publish = mXmppConnectionService.getIqGenerator().publishDeviceIds(deviceIds);
Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Own device " + getOwnDeviceId() + " not in PEP devicelist. Publishing: " + publish);
mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() { mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
@Override @Override
public void onIqPacketReceived(Account account, IqPacket packet) { public void onIqPacketReceived(Account account, IqPacket packet) {
@ -334,8 +362,13 @@ public class AxolotlService {
} }
}); });
} }
}
public void publishBundlesIfNeeded() { public void publishBundlesIfNeeded() {
if (!pepBroken) {
Log.d(Config.LOGTAG, getLogprefix(account) + "publishBundlesIfNeeded called, but PEP is broken. Ignoring... ");
return;
}
IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveBundlesForDevice(account.getJid().toBareJid(), getOwnDeviceId()); IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveBundlesForDevice(account.getJid().toBareJid(), getOwnDeviceId());
mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() { mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
@Override @Override