Class: SportNginAwsAuditor::CacheInstance

Inherits:
Object
  • Object
show all
Extended by:
AWSWrapper, CacheWrapper, InstanceHelper
Defined in:
lib/sport_ngin_aws_auditor/cache_instance.rb

Class Attribute Summary collapse

Instance Attribute Summary collapse

Attributes included from CacheWrapper

#cache

Attributes included from AWSWrapper

#account_id, #aws

Class Method Summary collapse

Instance Method Summary collapse

Methods included from InstanceHelper

add_instances_with_tag_to_hash, compare, filter_instance_without_tags, filter_instances_with_tags, gather_instance_tag_date, instance_count_hash, instance_hash, reserved_instance_hash

Methods included from AWSWrapper

get_account_id

Constructor Details

#initialize(cache_instance, account_id = nil, tag_name = nil, cache = nil) ⇒ CacheInstance

Returns a new instance of CacheInstance.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 14

def initialize(cache_instance, =nil, tag_name=nil, cache=nil)
  if cache_instance.class.to_s == "Aws::ElastiCache::Types::ReservedCacheNode"
    self.id = cache_instance.reserved_cache_node_id
    self.name = cache_instance.reserved_cache_node_id
    self.instance_type = cache_instance.cache_node_type
    self.engine = cache_instance.product_description
    self.count = cache_instance.cache_node_count
  elsif cache_instance.class.to_s == "Aws::ElastiCache::Types::CacheCluster"
    self.id = cache_instance.cache_cluster_id
    self.name = cache_instance.cache_cluster_id
    self.instance_type = cache_instance.cache_node_type
    self.engine = cache_instance.engine
    self.count = cache_instance.num_cache_nodes

    if tag_name
      region = cache_instance.preferred_availability_zone.split(//).first(9).join
      region = "us-east-1" if region == "Multiple"
      arn = "arn:aws:elasticache:#{region}:#{}:cluster:#{self.id}"

       # go through to see if the tag we're looking for is one of them
      cache.list_tags_for_resource(resource_name: arn).tag_list.each do |tag|
        if tag.key == tag_name
          self.tag_value = tag.value
        end
      end
    end
  end
end

Class Attribute Details

.instances ⇒ Object

Returns the value of attribute instances.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 10

def instances
  @instances
end

.reserved_instances ⇒ Object

Returns the value of attribute reserved_instances.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 10

def reserved_instances
  @reserved_instances
end

Instance Attribute Details

#count ⇒ Object

Returns the value of attribute count.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 13

def count
  @count
end

#engine ⇒ Object

Returns the value of attribute engine.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 13

def engine
  @engine
end

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 13

def id
  @id
end

#instance_type ⇒ Object

Returns the value of attribute instance_type.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 13

def instance_type
  @instance_type
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 13

def name
  @name
end

#tag_value ⇒ Object

Returns the value of attribute tag_value.



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 13

def tag_value
  @tag_value
end

Class Method Details

.get_instances(tag_name = nil) ⇒ Object 



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 47

def self.get_instances(tag_name=nil)
  return @instances if @instances
   = 
  @instances = cache.describe_cache_clusters.cache_clusters.map do |instance|
    next unless instance.cache_cluster_status.to_s == 'available'
    new(instance, , tag_name, cache)
  end.compact
end

.get_reserved_instances ⇒ Object 



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 56

def self.get_reserved_instances
  return @reserved_instances if @reserved_instances
  @reserved_instances = cache.describe_reserved_cache_nodes.reserved_cache_nodes.map do |instance|
    next unless instance.state.to_s == 'active'
    new(instance)
  end.compact
end

Instance Method Details

#no_reserved_instance_tag_value ⇒ Object 



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 64

def no_reserved_instance_tag_value
  @tag_value
end

#to_s ⇒ Object 



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# File 'lib/sport_ngin_aws_auditor/cache_instance.rb', line 43

def to_s
  "#{engine.capitalize} #{instance_type}"
end