Introduction
Example and guidline of creating the OSGi Feature for SDN-R with name helloworld.
HINT: This example is located in the sdnr sandbox and not in ONAP gerrit ccsdk/features repository
The SDN-R template structure has the elements
| name | content |
|---|---|
| feature | OSGi xml feature and dependency |
| installer | ZIP file containg mavenrepository content of helloworld feature for delivery to distribution ODL Karaf container. |
| model | OSGi bundles export interface source files as java or yang source |
| provider | OSGi bundles implementation source files as java or yang source |
Hello World
In the wiki page Creating an Instance of SDNRSDN-R (Casablanca) we saw how the docker container is constructed and how features are installed into OpenDaylight. We now discuss how to create and add a new feature to SDNR. As an example, we will create a Hello World feature in the ccsdk/features repository using the subdirectory sdnr/northbound. This is the initial file structure.
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Helloworld is simpler than sliapi (a zip file is available) because code used in installations prior to Casablanca has been removed , e.g., and the features directory has been simplified and renamed to feature. As we saw in Creating an Instance of SDNR, features/sdnr-helloworldSDN-R (Casablanca), feature/pom.xml creates a features.xml file and installer/pom.xml zips up the maven repository. We can then modify ccsdk/distribution/odlsli/src/maindocker/Dockerfile to include helloworld in the boot features, as shown here.
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