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From "Bill Barker" <wbar...@wilshire.com>
Subject Re: JK2 unixsocket: Can't create apr
Date Thu, 14 Nov 2002 19:02:11 GMT

----- Original Message -----
From: "Brzezinski, Paul J" <Paul.Brzezinski@EDS.COM>
To: "Tomcat Developers List" <tomcat-dev@jakarta.apache.org>
Sent: Thursday, November 14, 2002 4:42 AM
Subject: Re: JK2 unixsocket: Can't create apr


> Costin Manolache wrote:
>
> >A quick test: put commons-logging.jar and log4j.jar in common/lib.
> >
> >Most classloader problems are due to the loader hierarchy.
> >
> >It is possible ( at least with 5.0 - I'm running it this way ) to
> >put all the jars in the same place ( like common/lib or just in
CLASSPATH)
> >and run tomcat with delegation and a simple class loader hierarchy.
> >
> >
> please help me understand if there's anything out-of-the ordinary that I
> need to do to run tomcat with delegation and a simple class loader
> hierarchy.  I quickly reviewed the class loader HOW-TO and nothing
> popped out as how to do this.
>
> If you mean putting everything -- all the jar files mentioned in that
> document into $CATALINA_HOME/common/lib...
>

Costin's recent fix to the Manifest Class-Path might help.  You might want
to try with as least the jk jars from 4.1.15.

> >I would bet the same works with 4.1.x - jboss for example is using
> >embeded tocmat with all the jars in the main loader.
> >
> >Regarding the unix channel - you need to be able to load libjkjni.so
> >and libapr.so. It may be a good idea ( at least for testing ) to place
> >them in the JRE_HOME/lib dir - that's a place where java will certainly
> >look for .so files. ( at least with JDK1.4 I had some problems with
loading
> >jars, and the LD_LIBRARY_PATH may create some problems ).
> >
> >Costin
> >
> >
> >
> >Brzezinski, Paul J wrote:
> >
> >
> >
> >>Original post came from Tomcat Users, replying/cross-posting...
> >>
> >>
> >>
> >>: -----Original Message-----
> >>: From: Costin Manolache [mailto:cmanolache@yahoo.com]
> >>: Sent: Wednesday, November 13, 2002 3:16 PM
> >>: To: Tomcat Developers List
> >>: Subject: RE: JK2 unixsocket: Can't create apr
> >>:
> >>:
> >>: Very weird.
> >>:
> >>: Are you using the latest commons-logging.jar ? JDK1.4 or 1.3
> >>: ? Do you have log4j ?
> >>
> >>Yes -- *I* get this error on 4.1.12/5.0 on Solaris 8, hopefully Robert
> >>Williams can provide details about his specfic config:
> >>
> >>
> >>I have:
> >>
> >>j2sdk1.4.1
> >>commons-logging-1.0.2
> >>jakarta-log4j-1.2.6
> >>
> >>Tried this against:
> >>jakarta-tomcat-4.1.12
> >>jakarta-tomcat-4.1.12-LE-jdk14
> >>jakarta-tomcat-5
> >>
> >>I get the same error -- can't create apr...
> >>
> >>java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
> >>         at org.apache.jk.apr.AprImpl.<clinit>(AprImpl.java:340)
> >>
> >>: The problem seems releated to class loading ( as usual :-).
> >>
> >>Yeah, but how do we work-around it or solve it permanently.  I've tried
> >>massaging the catalina.sh startup script to include commons-logging.jar
in
> >>CLASSPATH that gets passed to the JVM at startup.
> >>
> >>I've put commons-logging.jar in $CATALINA_HOME/server/lib even though
> >>commons-logging-api.jar exists there.
> >>
> >>I see in the -LE-jdk14 that there's a log4j.rename-to-jar.  What's the
> >>confidence level that this will resolve this problem?
> >>
> >>Is this a problem on other platforms?
> >>
> >>Is this NOT a problem on Linux?
> >>
> >>: Costin
> >>:
> >>:
> >>: Brzezinski, Paul J wrote:
> >>:
> >>: > I wonder if a better question is:
> >>: >
> >>: > Is anyone using the ChannelUnix (AF_UNIX socket) connector on any
> >>: > platform?
> >>: >
> >>: > On what platforms is the ChannelUnix (AF_UNIX socket) connector
> >>: > actually known to function?
> >>: >
> >>: >
> >>: >
> >>: > : -----Original Message-----
> >>: > : From: Robert Williams [mailto:rcw1@pacbell.net]
> >>: > : Sent: Wednesday, November 13, 2002 1:05 PM
> >>: > : To: Tomcat User
> >>: > : Subject: JK2 unixsocket: Can't create apr
> >>: > :
> >>: > :
> >>: > : Hi all,
> >>: > : I am trying to implement the unixsocket on JK2. While the
> >>: > : channelSocket
> >>: > : works fine I was hoping to get the speed benefits of a
> >>: > : unixsocket. I am
> >>: > : using the example setups in the JK2 documentation. And since
> >>: > : it seems to
> >>: > : be looking for  the LogFactory I have made sure that
> >>: > : commons-logging-api.jar  was in the Tomcat common/lib and I
> >>: > : also put it
> >>: > : in java/jre/lib/ext as well. All to no avail. I am
> >>: stumped. I haven't
> >>: > : been able to find anything in the list or on google
> >>: addressing this
> >>: > : problem. Some docs regarding channelSocket say disable
> >>: apr for this
> >>: > : error but apparently unixsocket won't work without apr
> >>: > : enabled. Any help
> >>: > : would be appreciated.
> >>: > : Thanks Robert
> >>: > :
> >>: > : jakarta-tomcat-4.1.12
> >>: > : jakarta-tomcat-connectors-4.1.12
> >>: > : Apache/2.0.43
> >>: > : Solaris 9
> >>: > :
> >>: > : Nov 13, 2002 9:29:04 AM org.apache.jk.server.JkMain newHandler
> >>: > : SEVERE: Can't create apr
> >>: > : java.lang.NoClassDefFoundError:
> >>: org/apache/commons/logging/LogFactory
> >>: > :         at org.apache.jk.apr.AprImpl.<clinit>(AprImpl.java:340)
> >>: > :         at java.lang.Class.forName0(Native Method)
> >>: > :         at java.lang.Class.forName(Class.java:130)
> >>: > :         at org.apache.jk.server.JkMain.newHandler(JkMain.java:494)
> >>: > :         at org.apache.jk.server.JkMain.start(JkMain.java:316)
> >>: > :         at
> >>: > : org.apache.jk.server.JkCoyoteHandler.start(JkCoyoteHandler.jav
> >>: > :
> >>: > : workers2.properties
> >>: > :
> >>: > : [shm]
> >>: > : file=${serverRoot}/logs/shm.file
> >>: > : size=1048576
> >>: > :
> >>: > : # Example unixsocket channel.
> >>: > : [channel.un:unixsocket]
> >>: > : file=/usr/local/tomcat/work/jk2.socket
> >>: > :
> >>: > : # define the worker
> >>: > : [ajp13:unixsocket]
> >>: > : channel=channel.un:unixsocket
> >>: > :
> >>: > : # Uri mapping
> >>: > : [uri:/examples/*]
> >>: > : worker=ajp13:unixsocket
> >>: > :
> >>: > : jk2.properties
> >>: > : # list of needed handlers.
> >>: > : handler.list=apr,channelUnix,request
> >>: > :
> >>: > : # Location of the socket.
> >>: > : channelUnix.file=${jkHome}/work/jk2.socket
> >>: > :
> >>: > : # Dynamic library
> >>: > : apr.NativeSo=${jkHome}/lib/jkjni.so
> >>: > :
> >>: > : jk2.properties.save
> >>: > : #AUTOMATICALLY GENERATED
> >>: > : #Wed Nov 13 09:38:33 PST 2002
> >>: > : handler.list=apr,channelUnix,request
> >>: > : secure=false
> >>: > : soTimeout=20000
> >>: > : port=8009
> >>: > : jkHome=/usr/local/jakarta-tomcat-4.1.12
> >>: > : maxThreads=75
> >>: > : backlog=10
> >>: > : apr.NativeSo=${jkHome}/lib/jkjni.so
> >>: > : timeout=20000
> >>: > : channelUnix.file=${jkHome}/work/jk2.socket
> >>: > : tcpNoDelay=true
> >>: > :
> >>: > :
> >>: > : Build Apache
> >>: > : ./configure --with-mpm=worker --enable-so --enable-layout=Apache
> >>: > : --enable-module=most --enable-mods-shared=most
> >>: > : make
> >>: > : make install
> >>: > :
> >>: > : Build jk2 Conector
> >>: > : cd ${conector.home}/jk/native2
> >>: > : sh ./buildconf.sh
> >>: > :
> >>: > : cp  /usr/java/include/solaris to /usr/java/include/
> >>: > :
> >>: > : CPPFLAGS=-DBSD_COMP  ./configure \
> >>: > : --with-apxs2=/usr/local/apache2/bin/apxs \
> >>: > : --with-tomcat41=/usr/local/tomcat \
> >>: > : --with-java-home=${JAVA_HOME} \
> >>: > : --with-java-platform=2 \
> >>: > : --with-jni
> >>: > :
> >>: > : make CPPFLAGS=-DBSD_COMP
> >>: > :
> >>: > : cd ${conector.home}/jk/build/jk2/apache2
> >>: > : mkdir /usr/local/tomcat/lib/
> >>: > : cp * /usr/local/tomcat/lib/
> >>: > : cp mod_jk2.so /usr/local/apache2/modules/
> >>: > :
> >>: > : installed GNU Tools
> >>: > : autoconf-2.54-sol9-sparc-local.gz
> >>: > : tar-1.13.19-sol9-sparc-local.gz
> >>: > : m4-1.4-sol9-sparc-local
> >>: > : automake-1.7.1-sol9-sparc-local
> >>: > : make-3.80-sol9-sparc-local.gz
> >>: > : libtool-1.4
> >>: > :
> >>: > :
> >>: > :
> >>: > :
> >>: > : --
> >>: > : To unsubscribe, e-mail:
> >>: > : <mailto:tomcat-user-: unsubscribe@jakarta.apache.org>
> >>: > : For
> >>: > : additional commands,
> >>: > : e-mail: <mailto:tomcat-user-help@jakarta.apache.org>
> >>: > :
> >>:
> >>:
> >>: --
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> >>:
> >>
> >>
> >
> >
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