wait up to 2s to let server close socket before force closing

This commit is contained in:
Daniel Gultsch 2017-08-23 12:33:40 +02:00
parent 94e0c6b38c
commit d348780dfc

View File

@ -63,6 +63,7 @@ import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.entities.ServiceDiscoveryResult;
import eu.siacs.conversations.generator.IqGenerator;
import eu.siacs.conversations.persistance.FileBackend;
import eu.siacs.conversations.services.NotificationService;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.utils.CryptoHelper;
@ -155,11 +156,11 @@ public class XmppConnection implements Runnable {
@Override
public X509Certificate[] getCertificateChain(String alias) {
Log.d(Config.LOGTAG,"getting certificate chain");
Log.d(Config.LOGTAG, "getting certificate chain");
try {
return KeyChain.getCertificateChain(mXmppConnectionService, alias);
} catch (Exception e) {
Log.d(Config.LOGTAG,e.getMessage());
Log.d(Config.LOGTAG, e.getMessage());
return new X509Certificate[0];
}
}
@ -185,7 +186,7 @@ public class XmppConnection implements Runnable {
}
}
public final OnIqPacketReceived registrationResponseListener = new OnIqPacketReceived() {
public final OnIqPacketReceived registrationResponseListener = new OnIqPacketReceived() {
@Override
public void onIqPacketReceived(Account account, IqPacket packet) {
if (packet.getType() == IqPacket.TYPE.RESULT) {
@ -291,7 +292,7 @@ public class XmppConnection implements Runnable {
try {
startXmpp(localSocket);
} catch (InterruptedException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": thread was interrupted before beginning stream");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": thread was interrupted before beginning stream");
return;
} catch (Exception e) {
throw new IOException(e.getMessage());
@ -327,7 +328,7 @@ public class XmppConnection implements Runnable {
try {
startXmpp(localSocket);
} catch (InterruptedException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": thread was interrupted before beginning stream");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": thread was interrupted before beginning stream");
return;
} catch (Exception e) {
throw new IOException(e.getMessage());
@ -342,7 +343,7 @@ public class XmppConnection implements Runnable {
try {
startXmpp(localSocket);
} catch (InterruptedException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": thread was interrupted before beginning stream");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": thread was interrupted before beginning stream");
return;
} catch (Exception e) {
throw new IOException(e.getMessage());
@ -404,7 +405,7 @@ public class XmppConnection implements Runnable {
} catch (final StateChangingException e) {
throw e;
} catch (InterruptedException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": thread was interrupted before beginning stream");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": thread was interrupted before beginning stream");
return;
} catch (final Throwable e) {
Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": " + e.getMessage() + "(" + e.getClass().getName() + ")");
@ -415,9 +416,9 @@ public class XmppConnection implements Runnable {
}
}
processStream();
} catch (final SecurityException e) {
} catch (final SecurityException e) {
this.changeStatus(Account.State.MISSING_INTERNET_PERMISSION);
} catch(final StateChangingException e) {
} catch (final StateChangingException e) {
this.changeStatus(e.state);
} catch (final Resolver.NetworkIsUnreachableException e) {
this.changeStatus(Account.State.NETWORK_IS_UNREACHABLE);
@ -439,15 +440,16 @@ public class XmppConnection implements Runnable {
}
}
} else {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": not force closing socket and releasing wake lock (is held="+wakeLock.isHeld()+") because thread was interrupted");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": not force closing socket and releasing wake lock (is held=" + wakeLock.isHeld() + ") because thread was interrupted");
}
}
}
/**
* Starts xmpp protocol, call after connecting to socket
*
* @return true if server returns with valid xmpp, false otherwise
*/
*/
private boolean startXmpp(Socket socket) throws Exception {
if (Thread.currentThread().isInterrupted()) {
throw new InterruptedException();
@ -499,7 +501,7 @@ public class XmppConnection implements Runnable {
public void run() {
synchronized (this) {
if (Thread.currentThread().isInterrupted()) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": aborting connect because thread was interrupted");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": aborting connect because thread was interrupted");
return;
}
forceCloseSocket();
@ -556,7 +558,7 @@ public class XmppConnection implements Runnable {
}
} else if (nextTag.isStart("challenge")) {
final String challenge = tagReader.readElement(nextTag).getContent();
final Element response = new Element("response",Namespace.SASL);
final Element response = new Element("response", Namespace.SASL);
try {
response.setContent(saslMechanism.getResponse(challenge));
} catch (final SaslMechanism.AuthenticationException e) {
@ -613,7 +615,7 @@ public class XmppConnection implements Runnable {
}
} catch (final NumberFormatException ignored) {
}
Log.d(Config.LOGTAG, account.getJid().toBareJid()+ ": online with resource " + account.getResource());
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": online with resource " + account.getResource());
changeStatus(Account.State.ONLINE);
} else if (nextTag.isStart("r")) {
tagReader.readElement(nextTag);
@ -645,13 +647,13 @@ public class XmppConnection implements Runnable {
acknowledgeStanzaUpTo(serverSequence);
}
} catch (NumberFormatException | NullPointerException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": server send ack without sequence number");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": server send ack without sequence number");
}
} else if (nextTag.isStart("failed")) {
Element failed = tagReader.readElement(nextTag);
try {
final int serverCount = Integer.parseInt(failed.getAttribute("h"));
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": resumption failed but server acknowledged stanza #"+serverCount);
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": resumption failed but server acknowledged stanza #" + serverCount);
synchronized (this.mStanzaQueue) {
acknowledgeStanzaUpTo(serverCount);
}
@ -689,7 +691,7 @@ public class XmppConnection implements Runnable {
}
private Element processPacket(final Tag currentTag, final int packetType)
throws XmlPullParserException, IOException {
throws XmlPullParserException, IOException {
Element element;
switch (packetType) {
case PACKET_IQ:
@ -716,10 +718,10 @@ public class XmppConnection implements Runnable {
if (packetType == PACKET_IQ
&& "jingle".equals(child.getName())
&& ("set".equalsIgnoreCase(type) || "get"
.equalsIgnoreCase(type))) {
.equalsIgnoreCase(type))) {
element = new JinglePacket();
element.setAttributes(currentTag.getAttributes());
}
}
element.addChild(child);
}
nextTag = tagReader.readTag();
@ -734,7 +736,7 @@ public class XmppConnection implements Runnable {
++stanzasReceived;
lastPacketReceived = SystemClock.elapsedRealtime();
if (Config.BACKGROUND_STANZA_LOGGING && mXmppConnectionService.checkListeners()) {
Log.d(Config.LOGTAG,"[background stanza] "+element);
Log.d(Config.LOGTAG, "[background stanza] " + element);
}
return element;
}
@ -748,7 +750,7 @@ public class XmppConnection implements Runnable {
if (packet instanceof JinglePacket) {
if (this.jingleListener != null) {
this.jingleListener.onJinglePacketReceived(account,(JinglePacket) packet);
this.jingleListener.onJinglePacketReceived(account, (JinglePacket) packet);
}
} else {
OnIqPacketReceived callback = null;
@ -786,7 +788,7 @@ public class XmppConnection implements Runnable {
}
private void processMessage(final Tag currentTag) throws XmlPullParserException, IOException {
final MessagePacket packet = (MessagePacket) processPacket(currentTag,PACKET_MESSAGE);
final MessagePacket packet = (MessagePacket) processPacket(currentTag, PACKET_MESSAGE);
this.messageListener.onMessagePacketReceived(account, packet);
}
@ -802,7 +804,6 @@ public class XmppConnection implements Runnable {
}
private void switchOverToTls(final Tag currentTag) throws XmlPullParserException, IOException {
tagReader.readTag();
try {
@ -822,13 +823,13 @@ public class XmppConnection implements Runnable {
SSLSocketHelper.setSecurity(sslSocket);
if (!tlsFactoryVerifier.verifier.verify(account.getServer().getDomainpart(), this.verifiedHostname, sslSocket.getSession())) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": TLS certificate verification failed");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": TLS certificate verification failed");
throw new StateChangingException(Account.State.TLS_ERROR);
}
tagReader.setInputStream(sslSocket.getInputStream());
tagWriter.setOutputStream(sslSocket.getOutputStream());
sendStartStream();
Log.d(Config.LOGTAG, account.getJid().toBareJid()+ ": TLS connection established");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": TLS connection established");
features.encryptionEnabled = true;
final Tag tag = tagReader.readTag();
if (tag != null && tag.isStart("stream")) {
@ -844,7 +845,7 @@ public class XmppConnection implements Runnable {
}
private void processStreamFeatures(final Tag currentTag)
throws XmlPullParserException, IOException {
throws XmlPullParserException, IOException {
this.streamFeatures = tagReader.readElement(currentTag);
if (this.streamFeatures.hasChild("starttls") && !features.encryptionEnabled) {
sendStartTLS();
@ -862,7 +863,7 @@ public class XmppConnection implements Runnable {
authenticate();
} else if (this.streamFeatures.hasChild("sm", "urn:xmpp:sm:" + smVersion) && streamId != null) {
if (Config.EXTENDED_SM_LOGGING) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": resuming after stanza #"+stanzasReceived);
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": resuming after stanza #" + stanzasReceived);
}
final ResumePacket resume = new ResumePacket(this.streamId, stanzasReceived, smVersion);
this.mSmCatchupMessageCounter.set(0);
@ -880,7 +881,7 @@ public class XmppConnection implements Runnable {
private void authenticate() throws IOException {
final List<String> mechanisms = extractMechanisms(streamFeatures
.findChild("mechanisms"));
final Element auth = new Element("auth",Namespace.SASL);
final Element auth = new Element("auth", Namespace.SASL);
if (mechanisms.contains("EXTERNAL") && account.getPrivateKeyAlias() != null) {
saslMechanism = new External(tagWriter, account, mXmppConnectionService.getRNG());
} else if (mechanisms.contains("SCRAM-SHA-256")) {
@ -979,12 +980,12 @@ public class XmppConnection implements Runnable {
if (failed) {
final Element query = packet.query();
final String instructions = query.findChildContent("instructions");
final Element oob = query.findChild("x",Namespace.OOB);
final Element oob = query.findChild("x", Namespace.OOB);
final String url = oob == null ? null : oob.findChildContent("url");
if (url == null && instructions != null) {
Matcher matcher = Patterns.AUTOLINK_WEB_URL.matcher(instructions);
if (matcher.find()) {
setAccountCreationFailed(instructions.substring(matcher.start(),matcher.end()));
setAccountCreationFailed(instructions.substring(matcher.start(), matcher.end()));
} else {
setAccountCreationFailed(null);
}
@ -1004,7 +1005,7 @@ public class XmppConnection implements Runnable {
changeStatus(Account.State.REGISTRATION_FAILED);
}
disconnect(true);
Log.d(Config.LOGTAG, account.getJid().toBareJid()+": could not register. url="+url);
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": could not register. url=" + url);
}
public String getWebRegistrationUrl() {
@ -1023,11 +1024,8 @@ public class XmppConnection implements Runnable {
}
private void sendBindRequest() {
while(!mXmppConnectionService.areMessagesInitialized() && socket != null && !socket.isClosed()) {
try {
Thread.sleep(500);
} catch (final InterruptedException ignored) {
}
while (!mXmppConnectionService.areMessagesInitialized() && socket != null && !socket.isClosed()) {
uninterruptedSleep(500);
}
needsBinding = false;
clearIqCallbacks();
@ -1046,7 +1044,7 @@ public class XmppConnection implements Runnable {
if (jid != null && jid.getContent() != null) {
try {
if (account.setJid(Jid.fromString(jid.getContent()))) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": bare jid changed during bind. updating database");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": bare jid changed during bind. updating database");
mXmppConnectionService.databaseBackend.updateAccount(account);
}
if (streamFeatures.hasChild("session")
@ -1057,7 +1055,7 @@ public class XmppConnection implements Runnable {
}
return;
} catch (final InvalidJidException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": server reported invalid jid ("+jid.getContent()+") on bind");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": server reported invalid jid (" + jid.getContent() + ") on bind");
}
} else {
Log.d(Config.LOGTAG, account.getJid() + ": disconnecting because of bind failure. (no jid)");
@ -1084,7 +1082,7 @@ public class XmppConnection implements Runnable {
if (this.packetCallbacks.size() == 0) {
return;
}
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": clearing "+this.packetCallbacks.size()+" iq callbacks");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": clearing " + this.packetCallbacks.size() + " iq callbacks");
final Iterator<Pair<IqPacket, OnIqPacketReceived>> iterator = this.packetCallbacks.values().iterator();
while (iterator.hasNext()) {
Pair<IqPacket, OnIqPacketReceived> entry = iterator.next();
@ -1092,11 +1090,11 @@ public class XmppConnection implements Runnable {
iterator.remove();
}
}
for(OnIqPacketReceived callback : callbacks) {
for (OnIqPacketReceived callback : callbacks) {
try {
callback.onIqPacketReceived(account, failurePacket);
} catch (StateChangingError error) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": caught StateChangingError("+error.state.toString()+") while clearing callbacks");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": caught StateChangingError(" + error.state.toString() + ") while clearing callbacks");
//ignore
}
}
@ -1105,13 +1103,13 @@ public class XmppConnection implements Runnable {
public void sendDiscoTimeout() {
if (mWaitForDisco.compareAndSet(true, false)) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": finalizing bind after disco timeout");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": finalizing bind after disco timeout");
finalizeBind();
}
}
private void sendStartSession() {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": sending legacy session to outdated server");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": sending legacy session to outdated server");
final IqPacket startSession = new IqPacket(IqPacket.TYPE.SET);
startSession.addChild("session", "urn:ietf:params:xml:ns:xmpp-session");
this.sendUnmodifiedIqPacket(startSession, new OnIqPacketReceived() {
@ -1149,7 +1147,7 @@ public class XmppConnection implements Runnable {
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": starting service discovery");
mPendingServiceDiscoveries.set(0);
if (smVersion == 0 || Patches.DISCO_EXCEPTIONS.contains(account.getJid().getDomainpart())) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": do not wait for service discovery");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": do not wait for service discovery");
mWaitForDisco.set(false);
} else {
mWaitForDisco.set(true);
@ -1166,7 +1164,7 @@ public class XmppConnection implements Runnable {
if (discoveryResult == null) {
sendServiceDiscoveryInfo(account.getServer());
} else {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": server caps came from cache");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": server caps came from cache");
disco.put(account.getServer(), discoveryResult);
}
sendServiceDiscoveryInfo(account.getJid().toBareJid());
@ -1255,7 +1253,7 @@ public class XmppConnection implements Runnable {
}
}
}
for(Jid jid : items) {
for (Jid jid : items) {
sendServiceDiscoveryInfo(jid);
}
} else {
@ -1291,7 +1289,7 @@ public class XmppConnection implements Runnable {
}
private void processStreamError(final Tag currentTag)
throws XmlPullParserException, IOException {
throws XmlPullParserException, IOException {
final Element streamError = tagReader.readElement(currentTag);
if (streamError == null) {
return;
@ -1301,14 +1299,14 @@ public class XmppConnection implements Runnable {
account.setResource(resource + "." + nextRandomId());
Log.d(Config.LOGTAG,
account.getJid().toBareJid() + ": switching resource due to conflict ("
+ account.getResource() + ")");
+ account.getResource() + ")");
throw new IOException();
} else if (streamError.hasChild("host-unknown")) {
throw new StateChangingException(Account.State.HOST_UNKNOWN);
} else if (streamError.hasChild("policy-violation")) {
throw new StateChangingException(Account.State.POLICY_VIOLATION);
} else {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": stream error "+streamError.toString());
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": stream error " + streamError.toString());
throw new StateChangingException(Account.State.STREAM_ERROR);
}
}
@ -1324,7 +1322,7 @@ public class XmppConnection implements Runnable {
}
private String nextRandomId() {
return CryptoHelper.random(50,mXmppConnectionService.getRNG());
return CryptoHelper.random(50, mXmppConnectionService.getRNG());
}
public String sendIqPacket(final IqPacket packet, final OnIqPacketReceived callback) {
@ -1388,22 +1386,22 @@ public class XmppConnection implements Runnable {
public void setOnMessagePacketReceivedListener(
final OnMessagePacketReceived listener) {
this.messageListener = listener;
}
}
public void setOnUnregisteredIqPacketReceivedListener(
final OnIqPacketReceived listener) {
this.unregisteredIqListener = listener;
}
}
public void setOnPresencePacketReceivedListener(
final OnPresencePacketReceived listener) {
this.presenceListener = listener;
}
}
public void setOnJinglePacketReceivedListener(
final OnJinglePacketReceived listener) {
this.jingleListener = listener;
}
}
public void setOnStatusChangedListener(final OnStatusChanged listener) {
this.statusListener = listener;
@ -1428,10 +1426,10 @@ public class XmppConnection implements Runnable {
try {
socket.close();
} catch (IOException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": io exception "+e.getMessage()+" during force close");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": io exception " + e.getMessage() + " during force close");
}
} else {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": socket was null during force close");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": socket was null during force close");
}
}
@ -1441,41 +1439,47 @@ public class XmppConnection implements Runnable {
public void disconnect(final boolean force) {
interrupt();
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": disconnecting force="+Boolean.valueOf(force));
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": disconnecting force=" + Boolean.toString(force));
if (force) {
forceCloseSocket();
} else {
if (tagWriter.isActive()) {
tagWriter.finish();
final Socket currentSocket = socket;
try {
int i = 0;
boolean warned = false;
while (!tagWriter.finished() && socket.isConnected() && i <= 10) {
if (!warned) {
Log.d(Config.LOGTAG, account.getJid().toBareJid()+": waiting for tag writer to finish");
warned = true;
}
try {
Thread.sleep(200);
} catch(InterruptedException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": sleep interrupted");
}
i++;
for (int i = 0; i <= 10 && !tagWriter.finished() && !currentSocket.isClosed(); ++i) {
uninterruptedSleep(100);
}
if (warned) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": tag writer has finished");
}
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": closing stream");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": closing stream");
tagWriter.writeTag(Tag.end("stream:stream"));
for (int i = 0; i <= 20 && !currentSocket.isClosed(); ++i) {
uninterruptedSleep(100);
}
if (currentSocket.isClosed()) {
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": remote closed socket");
} else {
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": remote has not closed socket. force closing");
}
} catch (final IOException e) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": io exception during disconnect ("+e.getMessage()+")");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": io exception during disconnect (" + e.getMessage() + ")");
} finally {
FileBackend.close(currentSocket);
forceCloseSocket();
}
} else {
forceCloseSocket();
}
}
}
private static void uninterruptedSleep(int time) {
try {
Thread.sleep(time);
} catch (InterruptedException e) {
//ignore
}
}
public void resetStreamId() {
this.streamId = null;
}
@ -1553,6 +1557,7 @@ public class XmppConnection implements Runnable {
public long getLastDiscoStarted() {
return this.lastDiscoStarted;
}
public long getLastPacketReceived() {
return this.lastPacketReceived;
}
@ -1717,10 +1722,10 @@ public class XmppConnection implements Runnable {
if (items.size() > 0) {
try {
long maxsize = Long.parseLong(items.get(0).getValue().getExtendedDiscoInformation(Namespace.HTTP_UPLOAD, "max-file-size"));
if(filesize <= maxsize) {
if (filesize <= maxsize) {
return true;
} else {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": http upload is not available for files with size "+filesize+" (max is "+maxsize+")");
Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": http upload is not available for files with size " + filesize + " (max is " + maxsize + ")");
return false;
}
} catch (Exception e) {
@ -1734,15 +1739,15 @@ public class XmppConnection implements Runnable {
public long getMaxHttpUploadSize() {
List<Entry<Jid, ServiceDiscoveryResult>> items = findDiscoItemsByFeature(Namespace.HTTP_UPLOAD);
if (items.size() > 0) {
try {
return Long.parseLong(items.get(0).getValue().getExtendedDiscoInformation(Namespace.HTTP_UPLOAD, "max-file-size"));
} catch (Exception e) {
return -1;
}
} else {
if (items.size() > 0) {
try {
return Long.parseLong(items.get(0).getValue().getExtendedDiscoInformation(Namespace.HTTP_UPLOAD, "max-file-size"));
} catch (Exception e) {
return -1;
}
} else {
return -1;
}
}
public boolean stanzaIds() {