I am not sure if anyone has verified below.
Have you verifyed clustering is using unique multicast address and port.
Cluster multicast address should be unique and not used by any other
cluster.
Regards,
Ashwin
On 07-Feb-2017 10:38 pm, "André Warnier (tomcat)" <a...@ice-sa.com> wrote:
> On 07.02.2017 17:20, Fady Haikal wrote:
>
>> Christopher,
>> For the first time
>>
>
> @Christopher : just to make sure you got that bit, buried below : the
> actual replication seems to work fine. The problem is only these
> "unsuccesful ping" messages in the log, which fill the log, and which so
> far nobody has managed to find an explanation for.
>
>
>> On Tue, Feb 7, 2017 at 6:19 PM, Christopher Schultz
>> <ch...@christopherschultz.net> wrote:
>>
>>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA256
>>>
>>> Fady,
>>>
>>> On 2/7/17 10:53 AM, Fady Haikal wrote:
>>>
>>>> Process PID Protocol local address local port
>>>> Remote Address State Tomcat8.exe 8160 TCP
>>>> imal14-app2 4000 imal14-app1.albaraka.com.sd ESTABLISHED
>>>>
>>>
>>> Stupid question: was this working in the past, and it stopped working?
>>> Or are you trying to get this working for the first time?
>>>
>>> - -chris
>>>
>>> On Tue, Feb 7, 2017 at 5:46 PM, Fady Haikal <fadyhai...@gmail.com>
>>>> wrote:
>>>>
>>>>> Yes there is a ESTABLISHED connection, the replication of
>>>>> sessions is working fine (port 4000 is for tomcat cluster) but we
>>>>> also faced this error on the log file
>>>>>
>>>>> On Tue, Feb 7, 2017 at 5:44 PM, André Warnier (tomcat)
>>>>> <a...@ice-sa.com> wrote:
>>>>>
>>>>>> On 07.02.2017 16:24, Fady Haikal wrote:
>>>>>>
>>>>>>>
>>>>>>> Hi, telnet IP 4000 is working fine, i installed a tool for
>>>>>>> network monitoring at the level of IP and Port and i didnt
>>>>>>> see any disconnection,
>>>>>>>
>>>>>>
>>>>>>
>>>>>> but did you see a *connection* ? I mean, on the pinging node,
>>>>>> if you use the Windows "netstat" program, for example as
>>>>>> netstat -aon -p TCP you should see a list of connections in the
>>>>>> ESTABLISHED state, of which one of the IP/ports should be your
>>>>>> target IP:4000 (in the "remote" column). And on the pinged
>>>>>> node, this port :4000 should be in the "local" column, in
>>>>>> LISTEN mode (and also probably one in the ESTABLISHED state, if
>>>>>> they agree.)
>>>>>>
>>>>>> Is that the case ?
>>>>>>
>>>>>>
>>>>>>
>>>>>> and yes i'm sure that no firewall is enabled.
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> I saw some strange think on the server that I have tried to
>>>>>>> ping the multicast IP (228.0.0.4) and i get reply from
>>>>>>> different IPs in the network, i don't know why and how i get
>>>>>>> those IPs, after checking with the network team they told me
>>>>>>> that those IPs are related to the SAN storage taking into
>>>>>>> consideration that the Tomcat servers are not connected in
>>>>>>> anyway to that SUN storage.
>>>>>>>
>>>>>>>
>>>>>>> On Tue, Feb 7, 2017 at 4:51 PM, André Warnier (tomcat)
>>>>>>> <a...@ice-sa.com> wrote:
>>>>>>>
>>>>>>>>
>>>>>>>> Hi.
>>>>>>>>
>>>>>>>> This is for the Tomcat/Tribes experts on the list.
>>>>>>>>
>>>>>>>> I know nothing of Tribes, but the on-line documentation
>>>>>>>> seems to say that the communication happens over TCP and
>>>>>>>> that the protocol used is not encrypted. Fady previously
>>>>>>>> tried a standard "ping" and a "telnet" between the two
>>>>>>>> nodes, and that is the base for him mentioning that "there
>>>>>>>> is no network disconnection" between the nodes.
>>>>>>>> Nevertheless, the calling pinging node seems to say that it
>>>>>>>> times out without getting a response fom the target node.
>>>>>>>> There is evidently a contradiction there. So this could
>>>>>>>> still be some kind of network issue.
>>>>>>>>
>>>>>>>> Considering that the protocol command for this "ping"
>>>>>>>> should be known by someone here, would it not be possible
>>>>>>>> to imagine a little program in some scripting language (or
>>>>>>>> even java, God forbid), which would open a TCP channel with
>>>>>>>> the target node IP/port, send such a "ping" message, wait
>>>>>>>> for a response and report the result ? That would at least
>>>>>>>> confirm/deny that the problem is with the network.
>>>>>>>>
>>>>>>>> The log below does not for example say if the error happens
>>>>>>>> when opening the TCP communication channel, or after
>>>>>>>> sending the ping message on it, (Of course, testing the TCP
>>>>>>>> open could be done with "telnet IP 4000", but I don't know
>>>>>>>> if Fady tried this). Maybe tribes also already contains
>>>>>>>> some löw-level debugging options ? wireshark maybe another
>>>>>>>> option, but it has quite a learning curve. And this is on
>>>>>>>> Windows.
>>>>>>>>
>>>>>>>> By the way Fady, are you sure that your "Windows Firewall
>>>>>>>> with Enhanced Security" is not just dropping TCP packets
>>>>>>>> to/from port 40xx (or from "java.exe") ? There are some
>>>>>>>> "network policies" there which can have wide-ranging
>>>>>>>> side-effects.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On 07.02.2017 14:42, Fady Haikal wrote:
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Hi, issue still not fixed. Tomcat session replication is
>>>>>>>>> not able to replicate the key from node to node, please
>>>>>>>>> find below the error, taking into consideration that
>>>>>>>>> there is no network disconnection between 2 nodes
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 07-Feb-2017 16:36:06.186 SEVERE [http-nio-8080-exec-8]
>>>>>>>>> org.apache.catalina.tribes.tipis.LazyReplicatedMap.publishEntryIn
>>>>>>>>>
>>>>>>>> fo
>>>
>>>>
>>>>>>>>>
>>>>>>>>> Unable to replicate backup
>>>
>>>> key:58291D242C742A8A4B1657BA42C831A4.TomcatNode2 to
>>>>>>>>> backup:org.apache.catalina.tribes.membership.MemberImpl[tcp://{10
>>>>>>>>>
>>>>>>>> ,
>>>
>>>>
>>>>>>>>>
>>>>>>>>> 114, 43, 102}:4000,{10, 114, 43, 102},4000, alive=68841350,
>>>
>>>> securePort=-1, UDP Port=-1, id={85 5 -62 -66 106 -12 64
>>>>>>>>> 12 -102 -14 -85 -87 15 9 -51 -112 }, payload={},
>>>>>>>>> command={}, domain={}, ]. Reason:Operation has timed
>>>>>>>>> out(3000 ms.).; Faulty members:tcp://{10, 114, 43,
>>>>>>>>> 102}:4000; org.apache.catalina.tribes.ChannelException:
>>>>>>>>> Operation has timed out(3000 ms.).; Faulty
>>>>>>>>> members:tcp://{10, 114, 43, 102}:4000; at
>>>>>>>>>
>>>>>>>>> org.apache.catalina.tribes.transport.nio.ParallelNioSender.sendMe
>>>>>>>>>
>>>>>>>> ssage(ParallelNioSender.java:108)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.transport.nio.PooledParallelSender.sen
>>>>>>>>>
>>>>>>>> dMessage(PooledParallelSender.java:48)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.transport.ReplicationTransmitter.sendM
>>>>>>>>>
>>>>>>>> essage(ReplicationTransmitter.java:54)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.group.ChannelCoordinator.sendMessage(C
>>>>>>>>>
>>>>>>>> hannelCoordinator.java:82)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.group.ChannelInterceptorBase.sendMessa
>>>>>>>>>
>>>>>>>> ge(ChannelInterceptorBase.java:76)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.group.interceptors.MessageDispatchInte
>>>>>>>>>
>>>>>>>> rceptor.sendMessage(MessageDispatchInterceptor.java:81)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.group.ChannelInterceptorBase.sendMessa
>>>>>>>>>
>>>>>>>> ge(ChannelInterceptorBase.java:76)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.group.interceptors.TcpFailureDetector.
>>>>>>>>>
>>>>>>>> sendMessage(TcpFailureDetector.java:93)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.group.ChannelInterceptorBase.sendMessa
>>>>>>>>>
>>>>>>>> ge(ChannelInterceptorBase.java:76)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.group.GroupChannel.send(GroupChannel.j
>>>>>>>>>
>>>>>>>> ava:233)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.group.GroupChannel.send(GroupChannel.j
>>>>>>>>>
>>>>>>>> ava:186)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.tipis.LazyReplicatedMap.publishEntryIn
>>>>>>>>>
>>>>>>>> fo(LazyReplicatedMap.java:170)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.tipis.AbstractReplicatedMap.put(Abstra
>>>>>>>>>
>>>>>>>> ctReplicatedMap.java:1040)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.tribes.tipis.AbstractReplicatedMap.put(Abstra
>>>>>>>>>
>>>>>>>> ctReplicatedMap.java:1024)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at org.apache.catalina.session.ManagerBase.add(ManagerBase.java
>>> :647)
>>>
>>>> at
>>>>>>>>>
>>>>>>>>> org.apache.catalina.session.StandardSession.setId(StandardSession
>>>>>>>>>
>>>>>>>> .java:374)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>> org.apache.catalina.ha.session.DeltaSession.setId(DeltaSession.ja
>>>>>>>>>
>>>>>>>> va:279)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.session.ManagerBase.createSession(ManagerBase
>>>>>>>>>
>>>>>>>> .java:708)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at org.apache.catalina.connector.Request.doGetSession(Request.j
>>> ava:2936)
>>>
>>>> at
>>>>>>>>> org.apache.catalina.connector.Request.getSession(Request.java:226
>>>>>>>>>
>>>>>>>> 0)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.connector.RequestFacade.getSession(RequestFac
>>>>>>>>>
>>>>>>>> ade.java:895)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServl
>>>>>>>>>
>>>>>>>> etRequestWrapper.java:231)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.ApplicationHttpRequest.getSession(Applic
>>>>>>>>>
>>>>>>>> ationHttpRequest.java:568)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.ApplicationHttpRequest.getSession(Applic
>>>>>>>>>
>>>>>>>> ationHttpRequest.java:513)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.jasper.runtime.PageContextImpl.initialize(PageContextI
>>>>>>>>>
>>>>>>>> mpl.java:137)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.jasper.runtime.JspFactoryImpl.internalGetPageContext(J
>>>>>>>>>
>>>>>>>> spFactoryImpl.java:109)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.jasper.runtime.JspFactoryImpl.getPageContext(JspFactor
>>>>>>>>>
>>>>>>>> yImpl.java:60)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>> org.apache.jsp.WEB_002dINF.jsp._401_jsp._jspService(_401_jsp.java
>>>>>>>>>
>>>>>>>> :100)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.
>>> java:70)
>>>
>>>> at
>>>>>>>>> javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWra
>>>>>>>>>
>>>>>>>> pper.java:438)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.ja
>>>>>>>>>
>>>>>>>> va:396)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java
>>> :340)
>>>
>>>> at
>>>>>>>>> javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>>>>>>>>>
>>>>>>>> ApplicationFilterChain.java:291)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(Applicat
>>>>>>>>>
>>>>>>>> ionFilterChain.java:206)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.ApplicationDispatcher.invoke(Application
>>>>>>>>>
>>>>>>>> Dispatcher.java:719)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.ApplicationDispatcher.processRequest(App
>>>>>>>>>
>>>>>>>> licationDispatcher.java:467)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.ApplicationDispatcher.doForward(Applicat
>>>>>>>>>
>>>>>>>> ionDispatcher.java:390)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.ApplicationDispatcher.forward(Applicatio
>>>>>>>>>
>>>>>>>> nDispatcher.java:317)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.StandardHostValve.custom(StandardHostVal
>>>>>>>>>
>>>>>>>> ve.java:445)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.StandardHostValve.status(StandardHostVal
>>>>>>>>>
>>>>>>>> ve.java:304)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostVal
>>>>>>>>>
>>>>>>>> ve.java:181)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.ha.session.JvmRouteBinderValve.invoke(JvmRout
>>>>>>>>>
>>>>>>>> eBinderValve.java:194)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.ha.tcp.ReplicationValve.invoke(ReplicationVal
>>>>>>>>>
>>>>>>>> ve.java:318)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportVal
>>>>>>>>>
>>>>>>>> ve.java:79)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.valves.StuckThreadDetectionValve.invoke(Stuck
>>>>>>>>>
>>>>>>>> ThreadDetectionValve.java:208)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.valves.AbstractAccessLogValve.invoke(Abstract
>>>>>>>>>
>>>>>>>> AccessLogValve.java:616)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngin
>>>>>>>>>
>>>>>>>> eValve.java:88)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter
>>>>>>>>>
>>>>>>>> .java:521)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.coyote.http11.AbstractHttp11Processor.process(Abstract
>>>>>>>>>
>>>>>>>> Http11Processor.java:1096)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.proc
>>>>>>>>>
>>>>>>>> ess(AbstractProtocol.java:674)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioE
>>>>>>>>>
>>>>>>>> ndpoint.java:1500)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at
>>>
>>>>
>>>>>>>>> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEnd
>>>>>>>>>
>>>>>>>> point.java:1456)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown
>>> Source)
>>>
>>>> at
>>>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
>>>>>>>>> Source) at
>>>>>>>>>
>>>>>>>>> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(Ta
>>>>>>>>>
>>>>>>>> skThread.java:61)
>>>
>>>>
>>>>>>>>>
>>>>>>>>> at java.lang.Thread.run(Unknown Source)
>>>
>>>>
>>>>>>>>> On Tue, Feb 7, 2017 at 1:02 PM, Kreuser, Peter
>>>>>>>>> <pkreu...@airplus.com> wrote:
>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Fady,
>>>>>>>>>>
>>>>>>>>>> Sorry for top posting.
>>>>>>>>>>
>>>>>>>>>> If I remember correctly, the Cluster Element goes into
>>>>>>>>>> the Container and not the Host. Plus I see in our
>>>>>>>>>> (working) case, a DeltaManager and a
>>>>>>>>>> JvmRouteSessionIDBinderListener
>>>>>>>>>>
>>>>>>>>>> <Manager
>>>>>>>>>> className="org.apache.catalina.ha.session.DeltaManager"
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> expireSessionsOnShutdown="false"
>>>
>>>> notifyListenersOnReplication="true"/> ...
>>>>>>>>>> <ClusterListener
>>>>>>>>>>
>>>>>>>>>> className="org.apache.catalina.ha.session.JvmRouteSessionIDBinde
>>>>>>>>>>
>>>>>>>>> rListener"/>
>>>
>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Besides this, only ports, limits and values are different.
>>>
>>>>
>>>>>>>>>> You may want to filter out the replication for static
>>>>>>>>>> resources as gifs jpg or css. <Valve
>>>>>>>>>> className="org.apache.catalina.ha.tcp.ReplicationValve"
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> filter=".*\.gif;.*\.js;.*\.jpg;.*\.png;.*\.htm;.*\.html;.*\.
>>> css;.*\.txt;
>>> " />
>>>
>>>>
>>>>>>>>>> Best regards
>>>>>>>>>>
>>>>>>>>>> Peter
>>>>>>>>>>
>>>>>>>>>> below is the server.xml configuration, as mentioened
>>>>>>>>>>> earlier the issue is related to the cluster
>>>>>>>>>>> configuration, and as per my research i can see that
>>>>>>>>>>> some users are facing the same issue but i didnt
>>>>>>>>>>> found the solution of it
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> <?xml version='1.0' encoding='utf-8'?> <!-- Licensed
>>>>>>>>>>> to the Apache Software Foundation (ASF) under one or
>>>>>>>>>>> more contributor license agreements. See the NOTICE
>>>>>>>>>>> file distributed with this work for additional
>>>>>>>>>>> information regarding copyright ownership. The ASF
>>>>>>>>>>> licenses this file to You 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. --> <!-- Note: A "Server" is not itself a
>>>>>>>>>>> "Container", so you may not define subcomponents such
>>>>>>>>>>> as "Valves" at this level. Documentation at
>>>>>>>>>>> /docs/config/server.html --> <Server port="8005"
>>>>>>>>>>> shutdown="SHUTDOWN"> <Listener
>>>>>>>>>>> className="org.apache.catalina.startup.VersionLoggerListener"
>>>>>>>>>>> /> <!-- Security listener. Documentation at
>>>>>>>>>>> /docs/config/listeners.html <Listener
>>>>>>>>>>> className="org.apache.catalina.security.SecurityListener"
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> />
>>>
>>>> --> <!--APR library loader. Documentation at
>>>>>>>>>>> /docs/apr.html --> <Listener
>>>>>>>>>>> className="org.apache.catalina.core.AprLifecycleListener"
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> SSLEngine="on" />
>>>
>>>> <!-- Prevent memory leaks due to use of particular
>>>>>>>>>>> java/javax APIs--> <Listener
>>>>>>>>>>> className="org.apache.catalina.core.JreMemoryLeakPreventionList
>>>>>>>>>>>
>>>>>>>>>> ener"
>>>
>>>>
>>>>>>>>>>>
>>>>>>>>>>> />
>>>
>>>> <Listener
>>>>>>>>>>>
>>>>>>>>>>> className="org.apache.catalina.mbeans.GlobalResourcesLifecycleL
>>>>>>>>>>>
>>>>>>>>>> istener"
>>>
>>>>
>>>>>>>>>>>
>>>>>>>>>>> />
>>>
>>>> <Listener
>>>>>>>>>>> className="org.apache.catalina.core.ThreadLocalLeakPreventionLi
>>>>>>>>>>>
>>>>>>>>>> stener"
>>>
>>>>
>>>>>>>>>>>
>>>>>>>>>>> />
>>>
>>>>
>>>>>>>>>>> <!-- Global JNDI resources Documentation at
>>>>>>>>>>> /docs/jndi-resources-howto.html -->
>>>>>>>>>>> <GlobalNamingResources> <!-- Editable user database
>>>>>>>>>>> that can also be used by UserDatabaseRealm to
>>>>>>>>>>> authenticate users --> <Resource name="UserDatabase"
>>>>>>>>>>> auth="Container"
>>>>>>>>>>> type="org.apache.catalina.UserDatabase"
>>>>>>>>>>> description="User database that can be updated and
>>>>>>>>>>> saved"
>>>>>>>>>>>
>>>>>>>>>>> factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> pathname="conf/tomcat-users.xml" />
>>>
>>>> ...
