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omni/nova/README.md
Pushkar Acharya 2e684990f3 Update nova driver to Platform9 2.4 release 
This commit updates the nova driver to latest release of Platform9.
Some of the notable changes include:
1. Addition of unit tests
2. Configurable maximum usable resources i.e. memory, disk and cpu
3. Better integration for security groups with latest changes in neutron
2017-01-04 14:41:44 -08:00

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Setup

Updated: 12th December 2016 (Updated to be in sync with Platform9 release 2.4)

Prerequesites

  1. Working green field OpenStack deployment (code currently based out of stable/liberty)
  2. The virtualenv used by nova should have Amazon boto package installed

Components

  • Nova driver: Handles instance creation, power operations and snapshotting an instance to AMI

Instructions

  1. Copy the nova/ec2 directory to /nova/nova/virt/
  2. Update the configuration files -
    1. edit /etc/nova/nova.conf
    [DEFAULT]
compute_driver = ec2.EC2Driver

[AWS]
secret_key = <your aws secret access key>
access_key = <your aws access key>
region_name = <was region to use>
max_cpus = <maximum CPUs that nova should use (default: 500)>
max_memory_mb = <maximum memory that nova should use (default: 102400 i.e. 1000GB)>
max_disk_gb = <maximum storage that nova should use (default: 1024 i.e. 1 TB)>
  3. Restart the nova compute services

Running unit tests:

  1. Copy the nova/tests/ec2 to /nova/tests/unit/virt directory
  2. To run the AWS Driver unit tests - 
    tox -e <env> nova.tests.unit.virt.ec2
e.g. to run python 2.7 tests -
tox -e py27 nova.tests.unit.virt.ec2