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From Benoît Thiébault <thieba...@artenum.com>
Subject Re: Running several instances of Felix
Date Wed, 19 Jun 2013 07:49:18 GMT
Multiple JVM (and separate processes).

Le 19 juin 2013 à 09:47, Chetan Mehrotra a écrit :

> Do you want to launch multiple jvm (seprate processes) of Felix or
> within same process multiple Felix instances?
> 
> Chetan Mehrotra
> 
> 
> On Wed, Jun 19, 2013 at 1:12 PM, Benoît Thiébault <thiebault@artenum.com> wrote:
>> Hi everyone,
>> 
>> We have developed a simulation software based on OSGi and using Felix.
>> 
>> The execution of the application is done in a script that executes the following
command:
>> java -jar -Dfelix.config.properties=file:./resources/felix/config.properties ./dependencies/thirdparty/felix-4.0.2/felix.jar
>> 
>> We then have two folders containing all the OSGi bundles that are automatically installed
and started by felix when it is launched.
>> 
>> This works very well.
>> 
>> Users have however requested to be able to launch several instances of our software
(to run several simulations in parallel for instance). This however does not work and I think
felix has difficulties dealing with the cache folder when multiple instances are running in
parallel
>> 
>> Our Felix config.properties file is in attachement.
>> 
>> Does anyone know how to solve this problem?
>> 
>> Kind regards,
>> 
>> Ben
>> 
>> # 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.
>> 
>> #
>> # Framework config properties.
>> #
>> 
>> # To override the packages the framework exports by default from the
>> # class path, set this variable.
>> #org.osgi.framework.system.packages=
>> 
>> # To append packages to the default set of exported system packages,
>> # set this value.
>> #org.osgi.framework.system.packages.extra=
>> 
>> # The following property makes specified packages from the class path
>> # available to all bundles. You should avoid using this property.
>> org.osgi.framework.bootdelegation=sun.awt.*, sun.sun.*, com.sun.org.*, com.sun.*,
sun.*, org.w3c.dom.traversal
>> #sun.*, com.sun.*
>> 
>> # Felix tries to guess when to implicitly boot delegate in certain
>> # situations to ease integration without outside code. This feature
>> # is enabled by default, uncomment the following line to disable it.
>> #felix.bootdelegation.implicit=false
>> 
>> # The following property explicitly specifies the location of the bundle
>> # cache, which defaults to "felix-cache" in the current working directory.
>> # If this value is not absolute, then the felix.cache.rootdir controls
>> # how the absolute location is calculated. (See next property)
>> #org.osgi.framework.storage=${felix.cache.rootdir}/felix-cache
>> 
>> # The following property is used to convert a relative bundle cache
>> # location into an absolute one by specifying the root to prepend to
>> # the relative cache path. The default for this property is the
>> # current working directory.
>> felix.cache.rootdir=${user.dir}
>> 
>> # The following property controls whether the bundle cache is flushed
>> # the first time the framework is initialized. Possible values are
>> # "none" and "onFirstInit"; the default is "none".
>> org.osgi.framework.storage.clean=onFirstInit
>> 
>> # The following property determines which actions are performed when
>> # processing the auto-deploy directory. It is a comma-delimited list of
>> # the following values: 'install', 'start', 'update', and 'uninstall'.
>> # An undefined or blank value is equivalent to disabling auto-deploy
>> # processing.
>> felix.auto.deploy.action=install,start
>> 
>> # The following property specifies the directory to use as the bundle
>> # auto-deploy directory; the default is 'bundle' in the working directory.
>> felix.auto.deploy.dir=./dependencies/main
>> 
>> # The following property is a space-delimited list of bundle URLs
>> # to install when the framework starts. The ending numerical component
>> # is the target start level. Any number of these properties may be
>> # specified for different start levels.
>> #felix.auto.install.1=
>> 
>> # The following property is a space-delimited list of bundle URLs
>> # to install and start when the framework starts. The ending numerical
>> # component is the target start level. Any number of these properties
>> # may be specified for different start levels.
>> #felix.auto.start.1=
>> 
>> felix.log.level=1
>> 
>> # Sets the initial start level of the framework upon startup.
>> #org.osgi.framework.startlevel.beginning=1
>> 
>> # Sets the start level of newly installed bundles.
>> #felix.startlevel.bundle=1
>> 
>> # Felix installs a stream and content handler factories by default,
>> # uncomment the following line to not install them.
>> #felix.service.urlhandlers=false
>> 
>> # The launcher registers a shutdown hook to cleanly stop the framework
>> # by default, uncomment the following line to disable it.
>> #felix.shutdown.hook=false
>> 
>> #
>> # Bundle config properties.
>> #
>> org.osgi.service.http.port=8080
>> obr.repository.url=http://felix.apache.org/obr/releases.xml
>> 
>> # File install configuration
>> felix.fileinstall.dir=./lib
>> felix.fileinstall.log.level=1
>> felix.fileinstall.noInitialDelay=true
>> felix.fileinstall.poll=10000
>> 
>> 
>> --
>> Dr Benoît Thiébault
>> Project Manager
>> 
>>  Artenum Toulouse - Science & Groupware
>>  http://www.artenum.com
>> 
>>      Bâtiment Calfocenter
>>      10, rue Marguerite-Long
>>      31320 Castanet-Tolosan
>>      France
>>      Phone: +33 (0)5 82 95 19 00
>> 
>> 
>> 
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>> 
> 
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-- 
Dr Benoît Thiébault
Project Manager

  Artenum Toulouse - Science & Groupware
  http://www.artenum.com

      Bâtiment Calfocenter
      10, rue Marguerite-Long
      31320 Castanet-Tolosan
      France
      Phone: +33 (0)5 82 95 19 00



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