Class: Kontena::Machine::Aws::NodeDestroyer

Inherits:
Object
  • Object
show all
Includes:
Cli::ShellSpinner
Defined in:
lib/kontena/machine/aws/node_destroyer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(api_client, access_key_id, secret_key, region = 'eu-west-1') ⇒ NodeDestroyer

Returns a new instance of NodeDestroyer.

Parameters:

  • api_client (Kontena::Client) —

    Kontena api client

  • access_key_id (String) —

    aws_access_key_id

  • secret_key (String) —

    aws_secret_access_key

  • region (String) (defaults to: 'eu-west-1') 


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# File 'lib/kontena/machine/aws/node_destroyer.rb', line 14

def initialize(api_client, access_key_id, secret_key, region = 'eu-west-1')
  @api_client = api_client
  @ec2 = ::Aws::EC2::Resource.new(
    region: region,
    credentials: ::Aws::Credentials.new(access_key_id, secret_key)
  )
end

Instance Attribute Details

#api_client ⇒ Object (readonly)

Returns the value of attribute api_client.



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# File 'lib/kontena/machine/aws/node_destroyer.rb', line 8

def api_client
  @api_client
end

#ec2 ⇒ Object (readonly)

Returns the value of attribute ec2.



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# File 'lib/kontena/machine/aws/node_destroyer.rb', line 8

def ec2
  @ec2
end

Instance Method Details

#run!(grid, name) ⇒ Object 



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# File 'lib/kontena/machine/aws/node_destroyer.rb', line 22

def run!(grid, name)
  instances = ec2.instances({
    filters: [
      {name: 'tag:Name', values: [name]}
    ]
  })
  abort("Cannot find AWS instance #{name}") if instances.to_a.size == 0
  abort("There are multiple instances with name #{name}") if instances.to_a.size > 1
  instance = instances.first
  if instance
     "Terminating AWS instance #{name.colorize(:cyan)} " do
      instance.terminate
      until instance.reload.state.name.to_s == 'terminated'
        sleep 1
      end
    end
  else
    abort "Cannot find instance #{name.colorize(:cyan)} in AWS"
  end
  node = api_client.get("grids/#{grid['id']}/nodes")['nodes'].find{|n| n['name'] == name}
  if node
     "Removing node #{name.colorize(:cyan)} from grid #{grid['name'].colorize(:cyan)} " do
      api_client.delete("nodes/#{grid['id']}/#{name}")
    end
  end
end