Class: DanarchySys::OpenStack::Compute

Inherits:
Object
  • Object
show all
Defined in:
lib/danarchy_sys/openstack/compute.rb

Instance Method Summary collapse

Constructor Details

#initialize(provider) ⇒ Compute

Returns a new instance of Compute.



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# File 'lib/danarchy_sys/openstack/compute.rb', line 9

def initialize(provider)
  config = ConfigMgr.new
  danarchysys_config = config.load
  connection = danarchysys_config[:connections][provider]
  @settings = danarchysys_config[:settings]
  @compute = Fog::Compute::OpenStack.new(connection)
end

Instance Method Details

#compute_flavors ⇒ Object 



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# File 'lib/danarchy_sys/openstack/compute.rb', line 29

def compute_flavors
  ComputeFlavors.new(@compute)
end

#compute_images ⇒ Object 



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# File 'lib/danarchy_sys/openstack/compute.rb', line 25

def compute_images
  ComputeImages.new(@compute)
end

#compute_instances ⇒ Object 



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# File 'lib/danarchy_sys/openstack/compute.rb', line 17

def compute_instances
  ComputeInstances.new(@compute, @settings)
end

#compute_keypairs ⇒ Object 



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# File 'lib/danarchy_sys/openstack/compute.rb', line 21

def compute_keypairs
  ComputeKeypairs.new(@compute, @settings)
end

#compute_ssh(instance_name) ⇒ Object 



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# File 'lib/danarchy_sys/openstack/compute.rb', line 33

def compute_ssh(instance_name)
  (comp_inst, comp_kp, comp_img) = compute_instances, compute_keypairs, compute_images
  instance = comp_inst.get_instance(instance_name)
  keypair_name = instance.key_name
  pemfile = comp_kp.pemfile_path(keypair_name)
  
  # Define user by image_id
  image_info = instance.image
  image_id = image_info['id']
  image = comp_img.get_image_by_id(image_id)

  # CoreOS is an exception with user as simply 'core' and not 'coreos'
  user = ''
  if image.name =~ /CoreOS/i
    user = 'core'
  else
    user = image.name.downcase.split('-')[0]
  end

  ipv4 = comp_inst.get_addresses(instance_name)[1]['addr']

  ssh = "ssh #{user}@#{ipv4} -i '#{pemfile}'"
  system(ssh)
end