Talk from Chandra Gorantla about how to write a Ticketing plugin using the new OpenNMS Integration API.

1. © 2019 The OpenNMS Group,Inc.
IntegrationAPI
&
Ticketing
By Chandra

2. © 2019 The OpenNMS Group,Inc.
OpenNMS IntegrationAPI
• Github link Integration API
• Jira Issues are tagged with OIA
• Simplified Java API
• Stable across Horizon/Meridian versions
• Tag 1.0 release with Meridian-2019
• ALEC,OpenDaylight Integration.

3. © 2019 The OpenNMS Group,Inc.
How to Use it ?
• Libraries that implement API, Let's call
them plugins.
• @Exposable, @Consumable annotations
• Expose Services in blueprint and add
features file with dependent bundles.
• Runs on OpenNMS Karaf Container
• Plugins are pluggable in nature.
Add/Remove functionality
by installing/uninstalling features.

4. © 2019 The OpenNMS Group,Inc.
Features
• Consume Nodes/Events/Alarms
• Extend Service Assurance
(Detectors/Pollers/Collectors)
• Config Extensions.
• Provisioning API.
• Add Ticketing Plugin

5. © 2019 The OpenNMS Group,Inc.
Consumer API
• Consume Nodes,Interfaces ( DAO get)
• Alarm Life Cycle Changes
• Subscribe to Events.
• Use case : Forwarding to external
components.

6. © 2019 The OpenNMS Group,Inc.
Events Forwarder
• Events can also be forwarded from the
plugins.
• Integrate event forwarder service in the
plugin.
• Use case : Using the event listener and
events forwarder,users can implement
custom event translator.

7. © 2019 The OpenNMS Group,Inc.
ServiceAssurance
• Add Detectors/Pollers/Collectors
• Implement ServiceDetector,
ServicePoller,ServiceCollector and their
factories and expose as OSGi Service.
• Caveat:Poller/Collector plugins are not
scheduled.
• Invoking from karaf is possible.

8. © 2019 The OpenNMS Group,Inc.
Config Extensions
• Event Configuration
• Syslog Configuration.
• Resources/ Graph Properties.
• Configuration can be grouped based on
vendor and maintain as a feature.
• Ability to add non-xml configuration.

9. © 2019 The OpenNMS Group,Inc.
ProvisionAPI
• Requisitions can be added to OpenNMS
using Provision API.
• OpenDaylight plugin implements
Requisition provider from OpenNMS API
• Plans to make PRIS as OIA Plugin.

10. © 2019 The OpenNMS Group,Inc.
Ticketing
• OpenNMS currently supports RT,OTRS,
Jira,TSRM,Remedy ticketing services
• Always need for new Ticketing Plugins.
• OIA Ticketing Plugin will enable
more flexibility to customize and
maintain plugins.

11. © 2019 The OpenNMS Group,Inc.
TicketingAPI

12. © 2019 The OpenNMS Group,Inc.
DemoTime

13. © 2019 The OpenNMS Group,Inc.
Q&A