Module: AwsAuditor::InstanceHelper

Included in:
CacheInstance, EC2Instance, RDSInstance
Defined in:
lib/aws_auditor/instance_helper.rb

Instance Method Summary collapse

Instance Method Details

#compare ⇒ Object 



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# File 'lib/aws_auditor/instance_helper.rb', line 21

def compare
  differences = Hash.new()
  instances = instance_count_hash(get_instances)
  ris = instance_count_hash(get_reserved_instances)
  instances.keys.concat(ris.keys).uniq.each do |key|
    instance_count = instances.has_key?(key) ? instances[key] : 0
    ris_count = ris.has_key?(key) ? ris[key] : 0
    differences[key] = ris_count - instance_count
  end
  differences
end

#instance_count_hash(instances) ⇒ Object 



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# File 'lib/aws_auditor/instance_helper.rb', line 12

def instance_count_hash(instances)
  instance_hash = Hash.new()
  instances.each do |instance|
    next if instance.nil?
    instance_hash[instance.to_s] = instance_hash.has_key?(instance.to_s) ? instance_hash[instance.to_s] + instance.count : instance.count
  end if instances
  instance_hash
end

#instance_hash ⇒ Object 



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# File 'lib/aws_auditor/instance_helper.rb', line 4

def instance_hash
  Hash[get_instances.map { |instance| instance.nil? ? next : [instance.id, instance]}.compact]
end

#reserved_instance_hash ⇒ Object 



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# File 'lib/aws_auditor/instance_helper.rb', line 8

def reserved_instance_hash
  Hash[get_reserved_instances.map { |instance| instance.nil? ? next : [instance.id, instance]}.compact]
end