Class: OpenStack::Nova::Compute::SimpleTenantUsage

Inherits:
Base show all
Defined in:
lib/open_stack/nova/compute/simple_tenant_usage.rb

Overview

Server usages for a tenant

Attributes

  • total_hours - Amount of hour the SimpleTenantUsage instance is related to

  • total_vcpus_usage - Aggregated virtual cpu usage

  • total_memory_mb_usage - Aggregated memory usage (MBytes)

  • total_local_gb_usage - Aggregated storage usage (GBytes)

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

site, site=

Methods inherited from Common

collection_path, custom_method_collection_url, element_path

Methods inherited from Base

headers

Methods inherited from ActiveResource::Base

#load

Class Method Details

.find(*arguments) ⇒ Object

Redefine the find method to add the detailed flag



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# File 'lib/open_stack/nova/compute/simple_tenant_usage.rb', line 43

def self.find(*arguments) # :nodoc:
  scope = arguments.slice!(0)
  options = arguments.slice!(0) || {}

  # Add "detailed => 1" to the query_options because of broken RESTful
  # (see: http://api.openstack.org @"Simple Usage") - DG - 09/07/2012
  if options[:params].nil?
    options[:params] = {:detailed => 1}
  else
    options[:params].merge! :detailed => 1
  end

  # If there is no data for the given date intervals, an empty usage will be returned.
  # we "filter out" these entries
  case scope
    when :all then
      find_every(options).select { |su| su.attributes[:tenant_id].present? }
    when :first then
      su = find_every(options).first
      su && su.attributes[:tenant_id].present? ? su : nil
    when :last then
      su = find_every(options).last
      su && su.attributes[:tenant_id].present? ? su : nil
    when :one then
      su = find_one(options)
      su && su.attributes[:tenant_id].present? ? su : nil
    else
      su = find_single(scope, options)
      su && su.attributes[:tenant_id].present? ? su : nil
  end
end

.find_between_dates(scope, from_date, to_date) ⇒ Object

Find all server usage between the given dates

Attributes

  • scope - ActiveResource scope (:all, :first, :last, :one or an id)

  • from_date - Initial date

  • to_date - Final date



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# File 'lib/open_stack/nova/compute/simple_tenant_usage.rb', line 96

def self.find_between_dates(scope, from_date, to_date)
  find(scope, :params => {
      :start => from_date.utc.strftime(OpenStack::DATETIME_FORMAT),
      :end => to_date.utc.strftime(OpenStack::DATETIME_FORMAT)
  })

end

.find_from_date(scope, from_date) ⇒ Object

Find all server usage from a given date to the current one

Attributes

  • scope - ActiveResource scope (:all, :first, :last, :one or an id)

  • from_date - Initial date



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# File 'lib/open_stack/nova/compute/simple_tenant_usage.rb', line 80

def self.find_from_date(scope, from_date)
  now = Time.now.utc

  find(scope, :params => {
      :start => from_date.utc.strftime(OpenStack::DATETIME_FORMAT),
      :end => now.strftime(OpenStack::DATETIME_FORMAT)
  })

end

Instance Method Details

#server_usages ⇒ Object

OpenStack::Nova::Compute::ServerUsage instances



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# File 'lib/open_stack/nova/compute/simple_tenant_usage.rb', line 105

def server_usages
  @attributes[:server_usages].present? ? @attributes[:server_usages] : []
end

#start ⇒ Object

The start date for the ServerUsage set



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# File 'lib/open_stack/nova/compute/simple_tenant_usage.rb', line 110

def start
  DateTime.parse(@attributes[:start] + ' UTC')
end

#stop ⇒ Object

The stop date for the ServerUsage set



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# File 'lib/open_stack/nova/compute/simple_tenant_usage.rb', line 115

def stop
  DateTime.parse(@attributes[:stop] + ' UTC')
end