T-NOVA WP3

Orchestrator NS Monitoring Repository

Requirements

This code has been run on Ruby 2.1.

Gems used

• Sinatra - Ruby framework
• Thin - Web server
• json - JSON specification
• sinatra-contrib - Sinatra extensions
• Nokogiri - XML parser
• JSON-schema - JSON schema validator
• Rest-client - HTTP and REST client
• Yard - Documentation generator tool
• rerun - Restarts the app when a file changes (used in development environment)

Installation

After you cloned the source from the repository, you can run

bundle install

Which will install all the gems.

Tests

For tests execute

rspec

API Documentation

The API is documented with yardoc and can be built with a rake task:

rake yard

from here you can use the yard server to browse the docs from the source root:

yard server

and they can be viewed from http://localhost:8808/

Run Server

The following shows how to start the API server:

rake start

Prepare Cassandra Keyspace and tables:

Start Cassandra

apache-cassandra-2.1.2/bin/cassandra -f

Load CQL schema

apache-cassandra-2.1.2/bin/cqlsh localhost 9042 -f db/schema.txt

Put data

curl -X POST -d '{"cpu": 50, "mem":"10","packetLoss":"11"}' http://localhost:4014/nsmonitoring/:instance_id