OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

JOnAS Addons

A new packaging for SaaS applications

Florent Benoit, BULL [ @florentbenoit ]

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

JOnAS Today

● JOnAS : Java EE 5 & Java EE 6 features● Two assemblies :

– Full (211 MB)

– µJOnAS (10 MB)

● Difficult to have custom assembliesfor users (profiles)● Camel profile, Java EE web profile

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

User needs : Modular assemblies

● Assemblies with the right size● Easy to download/build custom assemblies

FULL CUSTOM

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

User needs : Deploy more than only Java EE applications

● Application configuration files● « Connectors »

– Allow to create new HTTP/AJP/... connectors

– JDBC connections– Mail factories– JMS topics, queues, etc.

● Shell scripts that can be added to the µJOnAS platform

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

Addon : A new deployable

● New archive that can embed many “deployables”● Java EE applications (WAR/EAR/EJB-JAR/RAR)● OSGi bundles● Configuration files● Deployment plans : ordered deployment and links to m2

repository for downloading archives● HTTP Connectors● ...

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

Addon Metadata

● Metadata for the JOnAS addons● META-INF/jonas-addon.xml

● Defines name of the addon● Defines Required JOnAS version range

● [5.3.0,5.4.0)

● Provides / Requirement● Properties (for a JOnAS service)

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

JOnAS Addon resolver

● Addon won't be deployed if required dependencies are not available

→ Ability to download these dependencies

AddonResolver

Resolved / Missing dependencies

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

SaaS and AddonsAddon example which provides :● Application / OSGi bundle● JDBC datasources

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

EAR and JDBC SaaS Addon

<jonas-addon> <name>EarAndJDBCConf</name>

<description>EAR And Conf Addon</description>

<author>The JOnAS Team</author>

<licence>LGPL</licence>

<jonas-version>[5.3.0-M6-SNAPSHOT]</jonas-version>

<autostart>true</autostart> <jvm-version>[1.5,1.7]</jvm-version>

<!--provides and requirements property for the resolver--> <provides/> <requirements/>

</jonas-addon>

METADATA

META-INF/jonas-addon.xmldeploy/javaee5-earsample.eardeploy/jdbc-ds.xml

File content :

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

Demo● Start a µJOnAS assembly● Add addon in the current JOnAS

● Test features provided by the addon

● Remove addon● Restart JOnAS

● JOnAS with application + JDBC configuration

OW2Con 2011, November 23-24, Orange Labs, Paris.

www.ow2.org.

JOnAS Addons Roadmap● JOnAS 5.3 will be Addons based

→ Several profiles available for download– Addons can be tested since JOnAS 5.3 M5– Final version H1 2012

● µJOnAS will be reduced● More lightweight

● Work in progress on JOnAS and PaaS● Following work of Java EE 7● 4CaaSt european project● Compatible One project