The new configurator does not allow to override key/values by env variables. It seems to support a framework property "configurator.initial" though which could be given a list of files to read config from. Not sure how well that matches kubernetes configMaps but I will try.
Christian Am Do., 13. Sep. 2018 um 15:34 Uhr schrieb Raymond Auge < raymond.a...@liferay.com>: > I thought this is exactly what the new Configurator Specification [1] is > all about. > > - Ray > > [1] > https://osgi.org/specification/osgi.cmpn/7.0.0/service.configurator.html > > > On Thu, Sep 13, 2018 at 8:30 AM, Christian Schneider < > ch...@die-schneider.net> wrote: > > > I am looking into good ways to provide configuration to OSGi bundles for > > cloud setups. > > > > So my prototypical application would be a self running jar created by > > bndtools. This is then packaged into a docker image that simply runs the > > jar. The docker image is then deployed using kubernetes. I got an example > > of such an application from my adaptto talk about felix systemready. See > > https://github.com/cschneider/osgi-example-systemready > > > > This is all well as long as all your config is inside the application > > already or can be read using existing means like the hostnames provided > by > > kubernetes. For many cases this is not enough though. > > > > I can imagine to use env variables to override key/values of configs like > > provided by the old configurer by Peter. I just created an issue to look > > into this: https://issues.apache.org/jira/browse/FELIX-5924 > > > > There are other possible ways though. For example kubernetes allows to > map > > configMaps to files which then could be fed into config admin. Did anyone > > try this and ideally maybe has an example? > > > > Some interesting possible requirements: > > - The config should be applied in a way that avoids oscillation of > > services. So ideally config should be applied in one step > > - Secrets should be protected in some way > > - Kubernetes seems to be able to reflect updates to configMaps in a live > > system. So this might be a case where we want to update config inside a > > running app even in the cloud. > > > > So what are your ideas and approaches with applying configs to OSGi cloud > > applications? > > > > Christian > > -- > > -- > > Christian Schneider > > http://www.liquid-reality.de > > > > Computer Scientist > > http://www.adobe.com > > > > > > -- > *Raymond Augé* <http://www.liferay.com/web/raymond.auge/profile> > (@rotty3000) > Senior Software Architect *Liferay, Inc.* <http://www.liferay.com> > (@Liferay) > Board Member & EEG Co-Chair, OSGi Alliance <http://osgi.org> > (@OSGiAlliance) > -- -- Christian Schneider http://www.liquid-reality.de Computer Scientist http://www.adobe.com
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