Openshift - Red hat's PaaS - Overview

OpenShift

App development / hosting platform from Redhat, provides runtime environments such as Languages: Java, PHP, NodeJS, Python, Perl etc., 

Databases: dbs such as mysql,mongoldb, postgreSQL, SQLite, Amazon RDS are supported. 

Servers: JBoss AS, EAP, Tomcat, Zend Server, Vert.x

You can access and create applications in Openshift in 3 ways: 

1. Access the Openshift web console
2. Use the command line tools - RHC tools
3. Use Eclipse and plugin - JBoss tools. 

The applications you create are stored in AWS. 

Main features of OpenShift: 

• Region and zone mgmt: By defaults the free plan apps are stored in us-east-1 AWS region, but paid versions allows you to create apps in any EC2 regions. 
• Customize resources: You will be able to select the select size and other attributes in Openshift. 
• Auto Scaling: 
• Domain management: You can create your own domain names. 
• SSL support
• Cron jobs: You can run scheduled jobs scripts as part of the app.
• SSH into Openshift instance
• Backup and restore application instance
• Colloboration: You can have more than one users monitor and administer the domain created in open shift. 
• Continuous integration support using Jenkins
• Deployments: Automated deployments and rollback to previous versions. 

Pricing: 

• Small: 0.02$ per hour (512 MB RAM)
• Medium: 0.05$ per hour (1 GB RAM)
• Large: 0.10$ per hour (2 GB RAM)

https://developers.openshift.com/en/managing-resource-management.html

Can you SSH into Openshift: 

Yes. Go to your open shift console and select your application. Click on the link “Want to logon to your application” .

You will get a ssh command with your url. Use this command to ssh, it might ask for a paraphrase / ppm file. Ensure you have it, you might have already done this during the setup process of open shift in your local dev environment. 

xPaaS

Business process Services

• JBoss BPM Suite: deployed BPM framework
• JBoss BRMS: A deployed application that can be accessible by BA’s to manage rules.

Fuse: 

Fuse is a ESB used to integrate different systems. Fused on based on several open source technologies such as WS framework (Apache CXF), Integration services - (Apache Camel), Messaging - Apache (Active MQ), Container (Apache Karaf) and Fuse IDE in JBoss Dev Studio. 

It uses different protocols such as MQTT, AMQP, HTTP, REST, JMS etc., 

How to use Fuse: https://www.youtube.com/watch?t=20&v=7Xy5Z25vgMc

JBoss Unified Push: 

allows developer to send native push messages to mobiles using Apple's APNS and Google's GCM.