Class: Kontena::Machine::Upcloud::NodeDestroyer

Inherits:
Object
  • Object
show all
Includes:
RandomName, UpcloudCommon
Defined in:
lib/kontena/machine/upcloud/node_destroyer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from UpcloudCommon

#client, #find_plan, #find_template, #get_server, #zone_exist?

Methods included from RandomName

#generate_name

Constructor Details

#initialize(api_client, upcloud_username, upcloud_password) ⇒ NodeDestroyer

Returns a new instance of NodeDestroyer.

Parameters:

  • api_client (Kontena::Client) —

    Kontena api client

  • token (String) —

    Upcloud token



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

def initialize(api_client, upcloud_username, upcloud_password)
  @api_client = api_client
  @username = upcloud_username
  @password = upcloud_password
end

Instance Attribute Details

#api_client ⇒ Object (readonly)

Returns the value of attribute api_client.



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# File 'lib/kontena/machine/upcloud/node_destroyer.rb', line 10

def api_client
  @api_client
end

#password ⇒ Object (readonly)

Returns the value of attribute password.



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# File 'lib/kontena/machine/upcloud/node_destroyer.rb', line 10

def password
  @password
end

#username ⇒ Object (readonly)

Returns the value of attribute username.



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# File 'lib/kontena/machine/upcloud/node_destroyer.rb', line 10

def username
  @username
end

Instance Method Details

#run!(grid, name) ⇒ Object 



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# File 'lib/kontena/machine/upcloud/node_destroyer.rb', line 20

def run!(grid, name)
  servers = get('server')
  unless servers && servers.has_key?(:servers)
    abort('Upcloud API error')
  end

  server = servers[:servers][:server].find{|s| s[:hostname] == name}
    
  abort "Cannot find node #{name.colorize(:cyan)} in Upcloud" unless server

  server_data = get("server/#{server[:uuid]}")

  storage_devices = server_data.fetch(:server, {}).fetch(:storage_devices, {}).fetch(:storage_device, [])
  storage_uuids = storage_devices.map{|s| s[:storage]}

  abort('No storage devices found for Upcloud node') if storage_uuids.empty?

  if server
    unless server[:state].eql?('stopped')
      ShellSpinner "Shutting down Upcloud node #{name.colorize(:cyan)} " do
        device_data = post(
          "server/#{server[:uuid]}/stop", body: {
            stop_server: {
              stop_type: 'soft',
              timeout: 120
            }
          }.to_json
        )

        until device_data && device_data.fetch(:state, nil).to_s.eql?('stopped')
          device_data = get("server/#{server[:uuid]}").fetch(:server, {}) rescue nil
          sleep 5
        end
      end
    end

    ShellSpinner "Terminating Upcloud node #{name.colorize(:cyan)} " do
      response = delete("server/#{server[:uuid]}")
      abort "Cannot delete node #{name.colorize(:cyan)} in Upcloud" unless response[:success]
    end

    storage_uuids.each do |uuid|
      ShellSpinner "Deleting Upcloud storage device '#{uuid.colorize(:cyan)}' " do
        response = delete("storage/#{uuid}")
        unless response[:success]
          puts "#{"WARNING".colorize(:red)}: Couldn't delete Upcloud storage '#{uuid.colorize(:cyan)}', check manually."
        end
      end
    end
  else
    abort "Cannot find node #{name.colorize(:cyan)} in Upcloud"
  end
  node = api_client.get("grids/#{grid['id']}/nodes")['nodes'].find{|n| n['name'] == name}
  if node
    ShellSpinner "Removing node #{name.colorize(:cyan)} from grid #{grid['name'].colorize(:cyan)} " do
      api_client.delete("grids/#{grid['id']}/nodes/#{name}")
    end
  end
end