Class: RodeoClown::EC2

Inherits:
Struct
  • Object
show all
Includes:
InstanceBuilder
Defined in:
lib/rodeo_clown/ec2.rb

Constant Summary collapse

STATUS = 
%w[pending running shutting-down terminated stopping stopped]

Instance Attribute Summary collapse

Attributes included from InstanceBuilder

#availability_zones, #key_pair, #options, #tags

Class Method Summary collapse

Instance Method Summary collapse

Methods included from InstanceBuilder

#build_instances, #build_options, #many_from_options

Instance Attribute Details

#ec2 ⇒ Object

Returns the value of attribute ec2

Returns:

  • (Object) —

    the current value of ec2



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# File 'lib/rodeo_clown/ec2.rb', line 3

def ec2
  @ec2
end

Class Method Details

.by_name(name) ⇒ Object 



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# File 'lib/rodeo_clown/ec2.rb', line 26

def self.by_name(name)
  new instances[name]
end

.by_tags(options = {}) ⇒ Object

Filter by had of tag values. Keys and values as strings

Examples

RodeoClown::EC2.by_tags("app" => "rodeo", "version" = "2.1")
# => [ instance-1, instanc-2 ]

Returns an array of instances



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# File 'lib/rodeo_clown/ec2.rb', line 38

def self.by_tags(options = {})
  return instances if options.nil? || options.empty?

  instances.tagged_values(options.values).select do |instance|
    tags = instance.tags.to_h
    (options.to_a - tags.to_a).empty?
  end
end

.create_instance(options) ⇒ Object 



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# File 'lib/rodeo_clown/ec2.rb', line 16

def self.create_instance(options)
  new_instance = instances.create(options)
  instances.wait_for_status(:running, 2, [*new_instance])
  new_instance
end

.ec2 ⇒ Object 



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# File 'lib/rodeo_clown/ec2.rb', line 12

def self.ec2
  @ec2 ||= AWS::EC2.new
end

.instances ⇒ Object 



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# File 'lib/rodeo_clown/ec2.rb', line 8

def self.instances
  ec2.instances
end

Instance Method Details

#create_instance(options) ⇒ Object 



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# File 'lib/rodeo_clown/ec2.rb', line 22

def create_instance(options)
  self.class.create_instance(options)
end

#dns_name ⇒ Object 



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# File 'lib/rodeo_clown/ec2.rb', line 67

def dns_name
  ec2.dns_name
end

#pending? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rodeo_clown/ec2.rb', line 51

def pending?
  ec2.status == :pending
end

#reboot ⇒ Object 



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# File 'lib/rodeo_clown/ec2.rb', line 47

def reboot
  ec2.reboot
end

#running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rodeo_clown/ec2.rb', line 55

def running?
  ec2.status == :running
end

#stopped? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rodeo_clown/ec2.rb', line 59

def stopped?
  ec2.status == :stopped
end

#terminated? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rodeo_clown/ec2.rb', line 63

def terminated?
  ec2.status == :terminated
end