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Merge pull request #411 from Flowdalic/sasl 

SASL / getFeature()
This commit is contained in:
Florian Schmaus 2020-07-23 16:09:57 +02:00 committed by GitHub
parent cbdde0f541 329948b442
commit 1bd097ed9b
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15 changed files with 89 additions and 23 deletions
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9
smack-core/src/main/java/org/jivesoftware/smack/AbstractXMPPConnection.java
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@ -763,7 +763,7 @@ public abstract class AbstractXMPPConnection implements XMPPConnection {
user = response.getJid();
xmppServiceDomain = user.asDomainBareJid();
Session.Feature sessionFeature = getFeature(Session.ELEMENT, Session.NAMESPACE);
Session.Feature sessionFeature = getFeature(Session.Feature.class);
// Only bind the session if it's announced as stream feature by the server, is not optional and not disabled
// For more information see http://tools.ietf.org/html/draft-cridland-xmpp-session-01
if (sessionFeature != null && !sessionFeature.isOptional()) {
@ -1913,14 +1913,13 @@ public abstract class AbstractXMPPConnection implements XMPPConnection {
@SuppressWarnings("unchecked")
@Override
public <F extends FullyQualifiedElement> F getFeature(String element, String namespace) {
QName qname = new QName(namespace, element);
public <F extends FullyQualifiedElement> F getFeature(QName qname) {
return (F) streamFeatures.get(qname);
}
@Override
public boolean hasFeature(String element, String namespace) {
return getFeature(element, namespace) != null;
public boolean hasFeature(QName qname) {
return streamFeatures.containsKey(qname);
}
protected void addStreamFeature(FullyQualifiedElement feature) {

2
smack-core/src/main/java/org/jivesoftware/smack/SASLAuthentication.java
View File

@ -356,7 +356,7 @@ public final class SASLAuthentication {
}
private List<String> getServerMechanisms() {
Mechanisms mechanisms = connection.getFeature(Mechanisms.ELEMENT, Mechanisms.NAMESPACE);
Mechanisms mechanisms = connection.getFeature(Mechanisms.class);
if (mechanisms == null) {
return Collections.emptyList();
}

49
smack-core/src/main/java/org/jivesoftware/smack/XMPPConnection.java
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@ -18,6 +18,8 @@ package org.jivesoftware.smack;
import java.util.concurrent.TimeUnit;
import javax.xml.namespace.QName;
import org.jivesoftware.smack.SmackException.NoResponseException;
import org.jivesoftware.smack.SmackException.NotConnectedException;
import org.jivesoftware.smack.XMPPException.XMPPErrorException;
@ -36,6 +38,7 @@ import org.jivesoftware.smack.packet.Stanza;
import org.jivesoftware.smack.packet.StanzaFactory;
import org.jivesoftware.smack.util.Consumer;
import org.jivesoftware.smack.util.Predicate;
import org.jivesoftware.smack.util.XmppElementUtil;
import org.jxmpp.jid.DomainBareJid;
import org.jxmpp.jid.EntityFullJid;
@ -576,8 +579,39 @@ public interface XMPPConnection {
* @param element TODO javadoc me please
* @param namespace TODO javadoc me please
* @return a stanza extensions of the feature or <code>null</code>
* @deprecated use {@link #getFeature(Class)} instead.
*/
<F extends FullyQualifiedElement> F getFeature(String element, String namespace);
// TODO: Remove in Smack 4.5.
@Deprecated
default <F extends FullyQualifiedElement> F getFeature(String element, String namespace) {
QName qname = new QName(namespace, element);
return getFeature(qname);
}
/**
* Get the feature stanza extensions for a given stream feature of the
* server, or <code>null</code> if the server doesn't support that feature.
*
* @param <F> {@link ExtensionElement} type of the feature.
* @param qname the qualified name of the XML element of feature.
* @return a stanza extensions of the feature or <code>null</code>
* @since 4.4
*/
<F extends FullyQualifiedElement> F getFeature(QName qname);
/**
* Get the feature stanza extensions for a given stream feature of the
* server, or <code>null</code> if the server doesn't support that feature.
*
* @param <F> {@link ExtensionElement} type of the feature.
* @param featureClass the class of the feature.
* @return a stanza extensions of the feature or <code>null</code>
* @since 4.4
*/
default <F extends FullyQualifiedElement> F getFeature(Class<F> featureClass) {
QName qname = XmppElementUtil.getQNameFor(featureClass);
return getFeature(qname);
}
/**
* Return true if the server supports the given stream feature.
@ -586,7 +620,18 @@ public interface XMPPConnection {
* @param namespace TODO javadoc me please
* @return true if the server supports the stream feature.
*/
boolean hasFeature(String element, String namespace);
default boolean hasFeature(String element, String namespace) {
QName qname = new QName(namespace, element);
return hasFeature(qname);
}
/**
* Return true if the server supports the given stream feature.
*
* @param qname the qualified name of the XML element of feature.
* @return true if the server supports the stream feature.
*/
boolean hasFeature(QName qname);
/**
* Send an IQ request asynchronously. The connection's default reply timeout will be used.

5
smack-core/src/main/java/org/jivesoftware/smack/compress/packet/Compress.java
View File

@ -1,6 +1,6 @@
/**
*
* Copyright © 2014-2015 Florian Schmaus
* Copyright © 2014-2020 Florian Schmaus
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -19,6 +19,8 @@ package org.jivesoftware.smack.compress.packet;
import java.util.Collections;
import java.util.List;
import javax.xml.namespace.QName;
import org.jivesoftware.smack.packet.ExtensionElement;
import org.jivesoftware.smack.packet.Nonza;
import org.jivesoftware.smack.util.XmlStringBuilder;
@ -55,6 +57,7 @@ public class Compress implements Nonza {
public static class Feature implements ExtensionElement {
public static final String ELEMENT = "compression";
public static final QName QNAME = new QName(NAMESPACE, ELEMENT);
public final List<String> methods;

2
smack-core/src/main/java/org/jivesoftware/smack/compression/CompressionModule.java
View File

@ -70,7 +70,7 @@ public class CompressionModule extends ModularXmppClientToServerConnectionModule
return new StateTransitionResult.TransitionImpossibleReason("Stream compression disabled by connection configuration");
}
Compress.Feature compressFeature = connectionInternal.connection.getFeature(Compress.Feature.ELEMENT, Compress.NAMESPACE);
Compress.Feature compressFeature = connectionInternal.connection.getFeature(Compress.Feature.class);
if (compressFeature == null) {
return new StateTransitionResult.TransitionImpossibleReason("Stream compression not supported or enabled by service");
}

5
smack-core/src/main/java/org/jivesoftware/smack/packet/Mechanisms.java
View File

@ -1,6 +1,6 @@
/**
*
* Copyright © 2014 Florian Schmaus
* Copyright © 2014-2020 Florian Schmaus
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -21,12 +21,15 @@ import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import javax.xml.namespace.QName;
import org.jivesoftware.smack.util.XmlStringBuilder;
public class Mechanisms implements ExtensionElement {
public static final String ELEMENT = "mechanisms";
public static final String NAMESPACE = "urn:ietf:params:xml:ns:xmpp-sasl";
public static final QName QNAME = new QName(NAMESPACE, ELEMENT);
public final List<String> mechanisms = new LinkedList<String>();

4
smack-core/src/main/java/org/jivesoftware/smack/packet/Session.java
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@ -17,6 +17,8 @@
package org.jivesoftware.smack.packet;
import javax.xml.namespace.QName;
import org.jivesoftware.smack.util.XmlStringBuilder;
/**
@ -44,6 +46,8 @@ public class Session extends SimpleIQ {
public static class Feature implements ExtensionElement {
public static final QName QNAME = new QName(NAMESPACE, ELEMENT);
public static final String OPTIONAL_ELEMENT = "optional";
private final boolean optional;

5
smack-core/src/main/java/org/jivesoftware/smack/packet/StartTls.java
View File

@ -1,6 +1,6 @@
/**
*
* Copyright © 2014-2019 Florian Schmaus
* Copyright © 2014-2020 Florian Schmaus
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -16,6 +16,8 @@
*/
package org.jivesoftware.smack.packet;
import javax.xml.namespace.QName;
import org.jivesoftware.smack.util.XmlStringBuilder;
public class StartTls implements Nonza {
@ -24,6 +26,7 @@ public class StartTls implements Nonza {
public static final String ELEMENT = "starttls";
public static final String NAMESPACE = "urn:ietf:params:xml:ns:xmpp-tls";
public static final QName QNAME = new QName(NAMESPACE, ELEMENT);
private final boolean required;

12
smack-core/src/main/java/org/jivesoftware/smack/sasl/core/ScramMechanism.java
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@ -1,6 +1,6 @@
/**
*
* Copyright 2014-2019 Florian Schmaus
* Copyright 2014-2020 Florian Schmaus
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -227,7 +227,7 @@ public abstract class ScramMechanism extends SASLMechanism {
authzidPortion = "a=" + authorizationId;
}
String cbName = getChannelBindingName();
String cbName = getGs2CbindFlag();
assert StringUtils.isNotEmpty(cbName);
return cbName + ',' + authzidPortion + ",";
@ -244,7 +244,13 @@ public abstract class ScramMechanism extends SASLMechanism {
return ByteUtils.concat(gs2Header, cbindData);
}
protected String getChannelBindingName() {
/**
* Get the SCRAM GSS-API Channel Binding Flag value.
*
* @return the gs2-cbind-flag value.
* @see <a href="https://tools.ietf.org/html/rfc5802#section-6">RFC 5802 § 6.</a>
*/
protected String getGs2CbindFlag() {
// Check if we are using TLS and if a "-PLUS" variant of this mechanism is enabled. Assuming that the "-PLUS"
// variants always have precedence before the non-"-PLUS" variants this means that the server did not announce
// the "-PLUS" variant, as otherwise we would have tried it.

4
smack-core/src/main/java/org/jivesoftware/smack/sasl/core/ScramPlusMechanism.java
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@ -1,6 +1,6 @@
/**
*
* Copyright 2016-2019 Florian Schmaus
* Copyright 2016-2020 Florian Schmaus
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -43,7 +43,7 @@ public abstract class ScramPlusMechanism extends ScramMechanism {
}
@Override
protected String getChannelBindingName() {
protected String getGs2CbindFlag() {
return "p=tls-server-end-point";
}

2
smack-extensions/src/main/java/org/jivesoftware/smackx/caps/EntityCapsManager.java
View File

@ -339,7 +339,7 @@ public final class EntityCapsManager extends Manager {
}
private void processCapsStreamFeatureIfAvailable(XMPPConnection connection) {
CapsExtension capsExtension = connection.getFeature(
CapsExtension.ELEMENT, CapsExtension.NAMESPACE);
CapsExtension.class);
if (capsExtension == null) {
return;
}

3
smack-extensions/src/main/java/org/jivesoftware/smackx/iqregister/AccountManager.java
View File

@ -339,8 +339,7 @@ public final class AccountManager extends Manager {
throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
XMPPConnection connection = connection();
ExtensionElement extensionElement = connection.getFeature(Registration.Feature.ELEMENT,
Registration.Feature.NAMESPACE);
ExtensionElement extensionElement = connection.getFeature(Registration.Feature.class);
if (extensionElement != null) {
return true;
}

4
smack-extensions/src/main/java/org/jivesoftware/smackx/iqregister/packet/Registration.java
View File

@ -19,6 +19,8 @@ package org.jivesoftware.smackx.iqregister.packet;
import java.util.Map;
import javax.xml.namespace.QName;
import org.jivesoftware.smack.packet.ExtensionElement;
import org.jivesoftware.smack.packet.IQ;
@ -104,6 +106,8 @@ public class Registration extends IQ {
public static final String ELEMENT = "register";
public static final String NAMESPACE = "http://jabber.org/features/iq-register";
public static final QName QNAME = new QName(NAMESPACE, ELEMENT);
public static final Feature INSTANCE = new Registration.Feature();
private Feature() {

4
smack-tcp/src/main/java/org/jivesoftware/smack/tcp/XMPPTCPConnection.java
View File

@ -801,7 +801,7 @@ public class XMPPTCPConnection extends AbstractXMPPConnection {
return;
}
Compress.Feature compression = getFeature(Compress.Feature.ELEMENT, Compress.NAMESPACE);
Compress.Feature compression = getFeature(Compress.Feature.class);
if (compression == null) {
// Server does not support compression
return;
@ -857,7 +857,7 @@ public class XMPPTCPConnection extends AbstractXMPPConnection {
@Override
protected void afterFeaturesReceived() throws NotConnectedException, InterruptedException, SecurityRequiredByServerException {
StartTls startTlsFeature = getFeature(StartTls.ELEMENT, StartTls.NAMESPACE);
StartTls startTlsFeature = getFeature(StartTls.class);
if (startTlsFeature != null) {
if (startTlsFeature.required() && config.getSecurityMode() == SecurityMode.disabled) {
SecurityRequiredByServerException smackException = new SecurityRequiredByServerException();

2
smack-tcp/src/main/java/org/jivesoftware/smack/tcp/XmppTcpTransportModule.java
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@ -819,7 +819,7 @@ public class XmppTcpTransportModule extends ModularXmppClientToServerConnectionM
@Override
public StateTransitionResult.TransitionImpossible isTransitionToPossible(WalkStateGraphContext walkStateGraphContext)
throws SecurityRequiredByClientException, SecurityRequiredByServerException {
StartTls startTlsFeature = connectionInternal.connection.getFeature(StartTls.ELEMENT, StartTls.NAMESPACE);
StartTls startTlsFeature = connectionInternal.connection.getFeature(StartTls.class);
SecurityMode securityMode = connectionInternal.connection.getConfiguration().getSecurityMode();
switch (securityMode) {