Class: Nucleon::Action::Agent::Manager

Inherits:
Object
  • Object
show all
Defined in:
lib/nucleon/action/agent/manager.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.describe ⇒ Object

Info



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# File 'lib/nucleon/action/agent/manager.rb', line 10

def self.describe
  super(nil, :manager, 1100)
end

Instance Method Details

#arguments ⇒ Object 



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# File 'lib/nucleon/action/agent/manager.rb', line 29

def arguments
  [ :sleep_interval ]
end

#configure ⇒ Object

Settings



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# File 'lib/nucleon/action/agent/manager.rb', line 17

def configure
  super do
    codes :network_failure

    register_int :sleep_interval, 15
    register_int :network_retries, 3
    register_int :agent_restart_retries, 2
  end
end

#execute ⇒ Object

Operations



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# File 'lib/nucleon/action/agent/manager.rb', line 36

def execute
  super do |node|
    ensure_node(node) do
      network_retry       = 0
      agent_restart_retry = {}

      while status == code.success
        if network.load({ :remote => settings[:net_remote], :pull => true })
          network_retry = 0

          node.agents.each do |provider, agent_options|
            agent_restart_retry[provider] = 0 unless agent_restart_retry.has_key?(provider)

            unless provider == :agent_manager || node.agent_running(provider)
              if agent_restart_retry[provider] < settings[:agent_restart_retries]
                command = "corl #{agent_options[:args]} --log_level=warn"
                result  = node.exec({ :commands => [ command ] }).first

                if result.status == code.success
                  agent_restart_retry[provider] = 0
                else
                  agent_restart_retry[provider] += 1
                end
              end
            end
          end
        elsif network_retry < settings[:network_retries]
          network_retry += 1
        else
          myself.status = code.network_failure
        end
        sleep settings[:sleep_interval]
      end
    end
  end
end