Merge pull request #4484 from mposolda/master

KEYCLOAK-5480 Cross-DC setup: Remote cache stores are connecting to infinispan servers in both datacenters
This commit is contained in:
Marek Posolda 2017-09-18 21:53:42 +02:00 committed by GitHub
commit ad6e45bf22
9 changed files with 289 additions and 51 deletions

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@ -110,32 +110,24 @@ Keycloak servers setup
<transport type="UDP" socket-binding="jgroups-udp" site="${jboss.site.name}"/>
```
3.2) Add output-socket-binding for `remote-cache` under `socket-binding-group` element:
```xml
<socket-binding-group ...>
...
<outbound-socket-binding name="remote-cache">
<remote-destination host="localhost" port="${remote.cache.port}"/>
</outbound-socket-binding>
</socket-binding-group>
```
3.3) Add this `module` attribute under `cache-container` element of name `keycloak` :
3.2) Add this `module` attribute under `cache-container` element of name `keycloak` :
```xml
<cache-container name="keycloak" jndi-name="infinispan/Keycloak" module="org.keycloak.keycloak-model-infinispan">
```
3.4) Add the `remote-store` under `work` cache:
3.3) Add the `store` under `work` cache:
```xml
<replicated-cache name="work" mode="SYNC">
<remote-store passivation="false" fetch-state="false" purge="false" preload="false" shared="true" cache="work" remote-servers="remote-cache">
<store class="org.keycloak.models.sessions.infinispan.remotestore.KeycloakRemoteStoreConfigurationBuilder" passivation="false" fetch-state="false" purge="false" preload="false" shared="true">
<property name="rawValues">true</property>
<property name="marshaller">org.keycloak.cluster.infinispan.KeycloakHotRodMarshallerFactory</property>
</remote-store>
<property name="transportFactory">org.keycloak.models.sessions.infinispan.remotestore.KeycloakTcpTransportFactory</property>
<property name="remoteServers">localhost:${remote.cache.port}</property>
<property name="remoteCacheName">work</property>
<property name="sessionCache">false</property>
</store>
</replicated-cache>
```
@ -146,17 +138,19 @@ Keycloak servers setup
<store class="org.keycloak.models.sessions.infinispan.remotestore.KeycloakRemoteStoreConfigurationBuilder" passivation="false" fetch-state="false" purge="false" preload="false" shared="true">
<property name="remoteCacheName">sessions</property>
<property name="useConfigTemplateFromCache">work</property>
<property name="sessionCache">true</property>
</store>
</distributed-cache>
```
3.6) Same for `offlineSessions` and `loginFailures` caches:
3.6) Same for `offlineSessions` and `loginFailures` caches (The only difference from `sessions` cache is, that `remoteCacheName` property value are different:
```xml
<distributed-cache name="offlineSessions" mode="SYNC" owners="1">
<store class="org.keycloak.models.sessions.infinispan.remotestore.KeycloakRemoteStoreConfigurationBuilder" passivation="false" fetch-state="false" purge="false" preload="false" shared="true">
<property name="remoteCacheName">offlineSessions</property>
<property name="useConfigTemplateFromCache">work</property>
<property name="sessionCache">true</property>
</store>
</distributed-cache>
@ -164,13 +158,28 @@ Keycloak servers setup
<store class="org.keycloak.models.sessions.infinispan.remotestore.KeycloakRemoteStoreConfigurationBuilder" passivation="false" fetch-state="false" purge="false" preload="false" shared="true">
<property name="remoteCacheName">loginFailures</property>
<property name="useConfigTemplateFromCache">work</property>
<property name="sessionCache">true</property>
</store>
</distributed-cache>
```
3.7) The configuration of distributed cache `authenticationSessions` and other caches is left unchanged.
3.7) The configuration of `actionTokens` cache have different `remoteCacheName`, `sessionCache` and the `preload` attribute:
3.8) Optionally enable DEBUG logging under `logging` subsystem:
```xml
<distributed-cache name="actionTokens" mode="SYNC" owners="2">
<eviction max-entries="-1" strategy="NONE"/>
<expiration max-idle="-1" interval="300000"/>
<store class="org.keycloak.models.sessions.infinispan.remotestore.KeycloakRemoteStoreConfigurationBuilder" passivation="false" fetch-state="false" purge="false" preload="true" shared="true">
<property name="remoteCacheName">actionTokens</property>
<property name="useConfigTemplateFromCache">work</property>
<property name="sessionCache">false</property>
</store>
</distributed-cache>
```
3.8) The configuration of distributed cache `authenticationSessions` and other caches is left unchanged.
3.9) Optionally enable DEBUG logging under `logging` subsystem:
```xml
<logger category="org.keycloak.cluster.infinispan">
@ -211,7 +220,7 @@ cd NODE12/bin
The cluster nodes should be connected. This should be in the log of both NODE11 and NODE12:
```
Received new cluster view for channel hibernate: [node11|1] (2) [node11, node12]
Received new cluster view for channel keycloak: [node11|1] (2) [node11, node12]
```
7) Start `NODE21` :
@ -226,7 +235,7 @@ cd NODE21/bin
It shouldn't be connected to the cluster with `NODE11` and `NODE12`, but to separate one:
```
Received new cluster view for channel hibernate: [node21|0] (1) [node21]
Received new cluster view for channel keycloak: [node21|0] (1) [node21]
```
8) Start `NODE22` :
@ -241,7 +250,7 @@ cd NODE22/bin
It should be in cluster with `NODE21` :
```
Received new cluster view for channel server: [node21|1] (2) [node21, node22]
Received new cluster view for channel keycloak: [node21|1] (2) [node21, node22]
```
9) Test:
@ -263,5 +272,5 @@ the same sessions in tab `Sessions` of particular user, client or realm on all 4
Event 'CLIENT_CACHE_ENTRY_REMOVED', key '193489e7-e2bc-4069-afe8-f1dfa73084ea', skip 'false'
```
This is just a starting point and the instructions are subject to change. We plan performance improvements especially around performance. If you
This is just a starting point and the instructions are subject to change. We plan various improvements especially around performance. If you
have any feedback regarding cross-dc scenario, please let us know on keycloak-user mailing list referred from [Keycloak home page](http://www.keycloak.org/community.html).

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@ -30,7 +30,6 @@ import org.infinispan.eviction.EvictionStrategy;
import org.infinispan.eviction.EvictionType;
import org.infinispan.manager.DefaultCacheManager;
import org.infinispan.manager.EmbeddedCacheManager;
import org.infinispan.persistence.remote.configuration.RemoteStoreConfigurationBuilder;
import org.infinispan.remoting.transport.Transport;
import org.infinispan.remoting.transport.jgroups.JGroupsTransport;
import org.infinispan.transaction.LockingMode;
@ -43,6 +42,7 @@ import org.keycloak.cluster.infinispan.KeycloakHotRodMarshallerFactory;
import org.keycloak.models.KeycloakSession;
import org.keycloak.models.KeycloakSessionFactory;
import org.keycloak.models.sessions.infinispan.remotestore.KeycloakRemoteStoreConfigurationBuilder;
import org.keycloak.models.sessions.infinispan.remotestore.KeycloakTcpTransportFactory;
import javax.naming.InitialContext;
@ -246,7 +246,7 @@ public class DefaultInfinispanConnectionProviderFactory implements InfinispanCon
if (jdgEnabled) {
sessionConfigBuilder = new ConfigurationBuilder();
sessionConfigBuilder.read(sessionCacheConfigurationBase);
configureRemoteCacheStore(sessionConfigBuilder, async, InfinispanConnectionProvider.SESSION_CACHE_NAME, KeycloakRemoteStoreConfigurationBuilder.class);
configureRemoteCacheStore(sessionConfigBuilder, async, InfinispanConnectionProvider.SESSION_CACHE_NAME, true);
}
Configuration sessionCacheConfiguration = sessionConfigBuilder.build();
cacheManager.defineConfiguration(InfinispanConnectionProvider.SESSION_CACHE_NAME, sessionCacheConfiguration);
@ -254,7 +254,7 @@ public class DefaultInfinispanConnectionProviderFactory implements InfinispanCon
if (jdgEnabled) {
sessionConfigBuilder = new ConfigurationBuilder();
sessionConfigBuilder.read(sessionCacheConfigurationBase);
configureRemoteCacheStore(sessionConfigBuilder, async, InfinispanConnectionProvider.OFFLINE_SESSION_CACHE_NAME, KeycloakRemoteStoreConfigurationBuilder.class);
configureRemoteCacheStore(sessionConfigBuilder, async, InfinispanConnectionProvider.OFFLINE_SESSION_CACHE_NAME, true);
}
sessionCacheConfiguration = sessionConfigBuilder.build();
cacheManager.defineConfiguration(InfinispanConnectionProvider.OFFLINE_SESSION_CACHE_NAME, sessionCacheConfiguration);
@ -262,7 +262,7 @@ public class DefaultInfinispanConnectionProviderFactory implements InfinispanCon
if (jdgEnabled) {
sessionConfigBuilder = new ConfigurationBuilder();
sessionConfigBuilder.read(sessionCacheConfigurationBase);
configureRemoteCacheStore(sessionConfigBuilder, async, InfinispanConnectionProvider.LOGIN_FAILURE_CACHE_NAME, KeycloakRemoteStoreConfigurationBuilder.class);
configureRemoteCacheStore(sessionConfigBuilder, async, InfinispanConnectionProvider.LOGIN_FAILURE_CACHE_NAME, true);
}
sessionCacheConfiguration = sessionConfigBuilder.build();
cacheManager.defineConfiguration(InfinispanConnectionProvider.LOGIN_FAILURE_CACHE_NAME, sessionCacheConfiguration);
@ -281,7 +281,7 @@ public class DefaultInfinispanConnectionProviderFactory implements InfinispanCon
}
if (jdgEnabled) {
configureRemoteCacheStore(replicationConfigBuilder, async, InfinispanConnectionProvider.WORK_CACHE_NAME, RemoteStoreConfigurationBuilder.class);
configureRemoteCacheStore(replicationConfigBuilder, async, InfinispanConnectionProvider.WORK_CACHE_NAME, false);
}
Configuration replicationEvictionCacheConfiguration = replicationConfigBuilder.build();
@ -349,13 +349,15 @@ public class DefaultInfinispanConnectionProviderFactory implements InfinispanCon
}
// Used for cross-data centers scenario. Usually integration with external JDG server, which itself handles communication between DCs.
private void configureRemoteCacheStore(ConfigurationBuilder builder, boolean async, String cacheName, Class<? extends RemoteStoreConfigurationBuilder> configBuilderClass) {
String jdgServer = config.get("remoteStoreServer", "localhost");
private void configureRemoteCacheStore(ConfigurationBuilder builder, boolean async, String cacheName, boolean sessionCache) {
String jdgServer = config.get("remoteStoreHost", "localhost");
Integer jdgPort = config.getInt("remoteStorePort", 11222);
builder.persistence()
.passivation(false)
.addStore(configBuilderClass)
.addStore(KeycloakRemoteStoreConfigurationBuilder.class)
.remoteServers(jdgServer + ":" + jdgPort)
.sessionCache(sessionCache)
.fetchPersistentState(false)
.ignoreModifications(false)
.purgeOnStartup(false)
@ -365,9 +367,10 @@ public class DefaultInfinispanConnectionProviderFactory implements InfinispanCon
.rawValues(true)
.forceReturnValues(false)
.marshaller(KeycloakHotRodMarshallerFactory.class.getName())
.addServer()
.host(jdgServer)
.port(jdgPort)
.transportFactory(KeycloakTcpTransportFactory.class.getName())
// .addServer()
// .host(jdgServer)
// .port(jdgPort)
// .connectionPool()
// .maxActive(100)
// .exhaustedAction(ExhaustedAction.CREATE_NEW)
@ -377,12 +380,14 @@ public class DefaultInfinispanConnectionProviderFactory implements InfinispanCon
}
private void configureRemoteActionTokenCacheStore(ConfigurationBuilder builder, boolean async) {
String jdgServer = config.get("remoteStoreServer", "localhost");
String jdgServer = config.get("remoteStoreHost", "localhost");
Integer jdgPort = config.getInt("remoteStorePort", 11222);
builder.persistence()
.passivation(false)
.addStore(RemoteStoreConfigurationBuilder.class)
.addStore(KeycloakRemoteStoreConfigurationBuilder.class)
.remoteServers(jdgServer + ":" + jdgPort)
.sessionCache(false)
.fetchPersistentState(false)
.ignoreModifications(false)
.purgeOnStartup(false)
@ -392,9 +397,10 @@ public class DefaultInfinispanConnectionProviderFactory implements InfinispanCon
.rawValues(true)
.forceReturnValues(false)
.marshaller(KeycloakHotRodMarshallerFactory.class.getName())
.addServer()
.host(jdgServer)
.port(jdgPort)
.transportFactory(KeycloakTcpTransportFactory.class.getName())
// .addServer()
// .host(jdgServer)
// .port(jdgPort)
.async()
.enabled(async);

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@ -32,7 +32,6 @@ import org.infinispan.metadata.InternalMetadata;
import org.infinispan.persistence.InitializationContextImpl;
import org.infinispan.persistence.remote.RemoteStore;
import org.infinispan.persistence.remote.configuration.RemoteStoreConfiguration;
import org.infinispan.persistence.remote.configuration.RemoteStoreConfigurationBuilder;
import org.infinispan.persistence.spi.InitializationContext;
import org.infinispan.persistence.spi.PersistenceException;
import org.jboss.logging.Logger;
@ -52,6 +51,7 @@ public class KeycloakRemoteStore extends RemoteStore {
@Override
public void start() throws PersistenceException {
this.remoteCacheName = getConfiguration().remoteCacheName();
Boolean sessionCache = getConfiguration().sessionCache();
String cacheTemplateName = getConfiguration().useConfigTemplateFromCache();
@ -64,7 +64,7 @@ public class KeycloakRemoteStore extends RemoteStore {
Optional<StoreConfiguration> optional = cacheManager.getCacheConfiguration(cacheTemplateName).persistence().stores().stream().filter((StoreConfiguration storeConfig) -> {
return storeConfig instanceof RemoteStoreConfiguration;
return storeConfig instanceof KeycloakRemoteStoreConfiguration;
}).findFirst();
@ -72,14 +72,20 @@ public class KeycloakRemoteStore extends RemoteStore {
throw new CacheException("Unable to find remoteStore on cache '" + cacheTemplateName + ".");
}
RemoteStoreConfiguration templateConfig = (RemoteStoreConfiguration) optional.get();
KeycloakRemoteStoreConfiguration templateConfig = (KeycloakRemoteStoreConfiguration) optional.get();
// We have template configuration, so create new configuration from it. Override just remoteCacheName
// We have template configuration, so create new configuration from it. Override just remoteCacheName and sessionsCache (not pretty, but works for now)
PersistenceConfigurationBuilder readPersistenceBuilder = new ConfigurationBuilder().read(ctx.getCache().getCacheConfiguration()).persistence();
RemoteStoreConfigurationBuilder configBuilder = new RemoteStoreConfigurationBuilder(readPersistenceBuilder);
KeycloakRemoteStoreConfigurationBuilder configBuilder = new KeycloakRemoteStoreConfigurationBuilder(readPersistenceBuilder);
configBuilder.read(templateConfig);
// Rather log this to clearly show in the log that this might be a configuration mistake (Note that it can be expected for some cases)
if (!this.remoteCacheName.equals(ctx.getCache().getName())) {
logger.warnf("Cache name and remoteCache name are different - maybe it's expected. Cache name '%s', remoteCache name '%s'.", ctx.getCache().getName(), this.remoteCacheName);
}
configBuilder.remoteCacheName(this.remoteCacheName);
configBuilder.sessionCache(sessionCache);
RemoteStoreConfiguration newCfg1 = configBuilder.create();
KeycloakRemoteStoreConfiguration newCfg = new KeycloakRemoteStoreConfiguration(newCfg1);
@ -93,6 +99,8 @@ public class KeycloakRemoteStore extends RemoteStore {
logger.debugf("Skip overriding configuration from template for cache '%s'", ctx.getCache().getName());
}
logger.debugf("Using configuration for remote cache '%s': %s", remoteCacheName, getConfiguration().toString());
super.start();
if (getRemoteCache() == null) {
@ -103,6 +111,10 @@ public class KeycloakRemoteStore extends RemoteStore {
@Override
public MarshalledEntry load(Object key) throws PersistenceException {
if (!getConfiguration().sessionCache()) {
return super.load(key);
}
logger.debugf("Calling load: '%s' for remote cache '%s'", key, remoteCacheName);
MarshalledEntry entry = super.load(key);
@ -125,6 +137,11 @@ public class KeycloakRemoteStore extends RemoteStore {
// Don't do anything. Iterate over remoteCache.keySet() can have big performance impact. We handle bulk load by ourselves if needed.
@Override
public void process(KeyFilter filter, CacheLoaderTask task, Executor executor, boolean fetchValue, boolean fetchMetadata) {
if (!getConfiguration().sessionCache()) {
super.process(filter, task, executor, fetchValue, fetchMetadata);
return;
}
logger.debugf("Skip calling process with filter '%s' on cache '%s'", filter, remoteCacheName);
// super.process(filter, task, executor, fetchValue, fetchMetadata);
}
@ -133,11 +150,19 @@ public class KeycloakRemoteStore extends RemoteStore {
// Don't do anything. Writes handled by KC itself as we need more flexibility
@Override
public void write(MarshalledEntry entry) throws PersistenceException {
if (!getConfiguration().sessionCache()) {
super.write(entry);
return;
}
}
@Override
public boolean delete(Object key) throws PersistenceException {
if (!getConfiguration().sessionCache()) {
return super.delete(key);
}
logger.debugf("Calling delete for key '%s' on cache '%s'", key, remoteCacheName);
// Optimization - we don't need to know the previous value.

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@ -31,18 +31,33 @@ import org.infinispan.persistence.remote.configuration.RemoteStoreConfiguration;
public class KeycloakRemoteStoreConfiguration extends RemoteStoreConfiguration {
static final AttributeDefinition<String> USE_CONFIG_TEMPLATE_FROM_CACHE = AttributeDefinition.builder("useConfigTemplateFromCache", null, String.class).immutable().build();
static final AttributeDefinition<String> REMOTE_SERVERS = AttributeDefinition.builder("remoteServers", null, String.class).immutable().build();
static final AttributeDefinition<Boolean> SESSION_CACHE = AttributeDefinition.builder("sessionCache", null, Boolean.class).immutable().build();
private final Attribute<String> useConfigTemplateFromCache;
private final Attribute<String> remoteServers;
private final Attribute<Boolean> sessionCache;
public KeycloakRemoteStoreConfiguration(RemoteStoreConfiguration other) {
super(other.attributes(), other.async(), other.singletonStore(), other.asyncExecutorFactory(), other.connectionPool());
useConfigTemplateFromCache = attributes.attribute(USE_CONFIG_TEMPLATE_FROM_CACHE.name());
remoteServers = attributes.attribute(REMOTE_SERVERS.name());
sessionCache = attributes.attribute(SESSION_CACHE.name());
}
public String useConfigTemplateFromCache() {
return useConfigTemplateFromCache==null ? null : useConfigTemplateFromCache.get();
}
public String remoteServers() {
return remoteServers==null ? null : remoteServers.get();
}
public Boolean sessionCache() {
return sessionCache==null ? false : sessionCache.get();
}
}

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@ -18,7 +18,9 @@
package org.keycloak.models.sessions.infinispan.remotestore;
import java.lang.reflect.Field;
import java.util.List;
import java.util.Map;
import java.util.StringTokenizer;
import org.infinispan.commons.CacheConfigurationException;
import org.infinispan.commons.configuration.attributes.Attribute;
@ -39,13 +41,22 @@ public class KeycloakRemoteStoreConfigurationBuilder extends RemoteStoreConfigur
// No better way to add new attribute definition to superclass :/
try {
AttributeDefinition<String> def = KeycloakRemoteStoreConfiguration.USE_CONFIG_TEMPLATE_FROM_CACHE;
Attribute<String> attribute = def.toAttribute();
Field f = Reflections.findDeclaredField(AttributeSet.class, "attributes");
f.setAccessible(true);
Map<String, Attribute<? extends Object>> attributesInternal = (Map<String, Attribute<? extends Object>>) f.get(this.attributes);
AttributeDefinition<String> def = KeycloakRemoteStoreConfiguration.USE_CONFIG_TEMPLATE_FROM_CACHE;
Attribute<String> attribute = def.toAttribute();
attributesInternal.put(def.name(), attribute);
def = KeycloakRemoteStoreConfiguration.REMOTE_SERVERS;
attribute = def.toAttribute();
attributesInternal.put(def.name(), attribute);
AttributeDefinition<Boolean> defBool = KeycloakRemoteStoreConfiguration.SESSION_CACHE;
Attribute<Boolean> attributeBool = defBool.toAttribute();
attributesInternal.put(defBool.name(), attributeBool);
} catch (IllegalAccessException iae) {
throw new CacheConfigurationException(iae);
}
@ -54,8 +65,58 @@ public class KeycloakRemoteStoreConfigurationBuilder extends RemoteStoreConfigur
@Override
public KeycloakRemoteStoreConfiguration create() {
String remoteServersAttr = attributes.attribute(KeycloakRemoteStoreConfiguration.REMOTE_SERVERS).get();
boolean isServersAlreadySet = isServersAlreadySet();
if (remoteServersAttr != null && !isServersAlreadySet) {
parseRemoteServersAttr(remoteServersAttr);
}
RemoteStoreConfiguration cfg = super.create();
KeycloakRemoteStoreConfiguration cfg2 = new KeycloakRemoteStoreConfiguration(cfg);
return cfg2;
}
public KeycloakRemoteStoreConfigurationBuilder useConfigTemplateFromCache(String useConfigTemplateFromCache) {
attributes.attribute(KeycloakRemoteStoreConfiguration.USE_CONFIG_TEMPLATE_FROM_CACHE).set(useConfigTemplateFromCache);
return this;
}
public KeycloakRemoteStoreConfigurationBuilder remoteServers(String remoteServers) {
attributes.attribute(KeycloakRemoteStoreConfiguration.REMOTE_SERVERS).set(remoteServers);
return this;
}
public KeycloakRemoteStoreConfigurationBuilder sessionCache(Boolean sessionCache) {
attributes.attribute(KeycloakRemoteStoreConfiguration.SESSION_CACHE).set(sessionCache);
return this;
}
private void parseRemoteServersAttr(String remoteServers) {
StringTokenizer st = new StringTokenizer(remoteServers, ",");
while (st.hasMoreElements()) {
String nodeStr = st.nextToken();
String[] node = nodeStr.trim().split(":", 2);
addServer()
.host(node[0].trim())
.port(Integer.parseInt(node[1].trim()));
}
}
private boolean isServersAlreadySet() {
try {
Field f = Reflections.findDeclaredField(RemoteStoreConfigurationBuilder.class, "servers");
f.setAccessible(true);
List originalRemoteServers = (List) f.get(this);
return !originalRemoteServers.isEmpty();
} catch (IllegalAccessException iae) {
throw new RuntimeException(iae);
}
}
}

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@ -0,0 +1,120 @@
/*
* Copyright 2017 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.keycloak.models.sessions.infinispan.remotestore;
import java.io.UnsupportedEncodingException;
import java.lang.reflect.Field;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
import org.infinispan.client.hotrod.configuration.Configuration;
import org.infinispan.client.hotrod.configuration.ServerConfiguration;
import org.infinispan.client.hotrod.event.ClientListenerNotifier;
import org.infinispan.client.hotrod.impl.protocol.Codec;
import org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory;
import org.jboss.logging.Logger;
import org.keycloak.common.util.reflections.Reflections;
/**
* @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
*/
public class KeycloakTcpTransportFactory extends TcpTransportFactory {
protected static final Logger logger = Logger.getLogger(KeycloakTcpTransportFactory.class);
private Collection<SocketAddress> kcInitialServers;
@Override
public void start(Codec codec, Configuration configuration, AtomicInteger defaultCacheTopologyId, ClientListenerNotifier listenerNotifier) {
kcInitialServers = new HashSet<>();
for (ServerConfiguration server : configuration.servers()) {
InetSocketAddress hostnameAddress = new InetSocketAddress(server.host(), server.port());
kcInitialServers.add(hostnameAddress);
// Retrieve servers by IP addresses too, as we need to compare by IP addresses
try {
String ip = InetAddress.getByName(server.host()).getHostAddress();
InetSocketAddress ipAddress = new InetSocketAddress(ip, server.port());
kcInitialServers.add(ipAddress);
InetSocketAddress unresolved = InetSocketAddress.createUnresolved(ip, server.port());
kcInitialServers.add(unresolved);
} catch (UnknownHostException uhe) {
logger.warnf(uhe, "Wasn't able to retrieve IP address for host '%s'", server.host());
}
}
logger.debugf("Keycloak initial servers: %s", kcInitialServers);
super.start(codec, configuration, defaultCacheTopologyId, listenerNotifier);
}
@Override
public void updateServers(Collection<SocketAddress> newServers, byte[] cacheName, boolean quiet) {
try {
logger.debugf("Update servers called: %s, cacheName: %s", newServers, new String(cacheName, "UTF-8"));
Collection<SocketAddress> filteredServers = getFilteredNewServers(newServers);
logger.debugf("Update servers after filter: %s, cacheName: %s", filteredServers, new String(cacheName, "UTF-8"));
super.updateServers(filteredServers, cacheName, quiet);
} catch (UnsupportedEncodingException uee) {
throw new RuntimeException(uee);
}
}
// Return just those servers, which are part of the originally configured "kcInitialServers".
// Assume that the other JDG servers are part of same cluster, but are in different DC. Hence don't include them in the topology view
private Collection<SocketAddress> getFilteredNewServers(Collection<SocketAddress> newServers) {
Collection<SocketAddress> initialServers = getInitialServers();
Collection<SocketAddress> filteredServers = newServers.stream().filter((SocketAddress newAddress) -> {
boolean presentInInitialServers = initialServers.contains(newAddress);
if (!presentInInitialServers) {
logger.debugf("Server'%s' not present in initial servers. Probably server from different DC. Will filter it from the view", newAddress);
}
return presentInInitialServers;
}).collect(Collectors.toList());
return filteredServers;
}
protected Collection<SocketAddress> getInitialServers() {
return kcInitialServers;
}
}

View file

@ -61,7 +61,7 @@
<h2.version>1.3.173</h2.version>
<hibernate.entitymanager.version>5.0.7.Final</hibernate.entitymanager.version>
<hibernate.javax.persistence.version>1.0.0.Final</hibernate.javax.persistence.version>
<infinispan.version>8.2.6.Final</infinispan.version>
<infinispan.version>8.2.8.Final</infinispan.version>
<jackson.version>2.5.4</jackson.version>
<javax.mail.version>1.5.5</javax.mail.version>
<jboss.logging.version>3.3.0.Final</jboss.logging.version>

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@ -59,6 +59,8 @@ log4j.logger.org.keycloak.keys.infinispan=${keycloak.infinispan.logging.level}
log4j.logger.org.keycloak.models.cache.infinispan=${keycloak.infinispan.logging.level}
log4j.logger.org.keycloak.models.sessions.infinispan=${keycloak.infinispan.logging.level}
log4j.logger.org.infinispan.client.hotrod.impl=info
# Enable to view kerberos/spnego logging
# log4j.logger.org.keycloak.broker.kerberos=trace

View file

@ -93,7 +93,7 @@
"sessionsOwners": "${keycloak.connectionsInfinispan.sessionsOwners:1}",
"l1Lifespan": "${keycloak.connectionsInfinispan.l1Lifespan:600000}",
"remoteStoreEnabled": "${keycloak.connectionsInfinispan.remoteStoreEnabled:false}",
"remoteStoreHost": "${keycloak.connectionsjen neInfinispan.remoteStoreHost:localhost}",
"remoteStoreHost": "${keycloak.connectionsInfinispan.remoteStoreServer:localhost}",
"remoteStorePort": "${keycloak.connectionsInfinispan.remoteStorePort:11222}"
}
},