Module: Polyseerio::Agent::Handler

Includes:
Enum
Defined in:
lib/agent/handler/fact.rb,
lib/agent/handler/event.rb,
lib/agent/handler/index.rb,
lib/agent/handler/metric.rb,
lib/agent/handler/process.rb,
lib/agent/handler/interface.rb,
lib/agent/handler/expectation.rb

Overview

Introduce expectation handlers.

Defined Under Namespace

Modules: Interface

Constant Summary collapse

MAP = 
Polyseerio::Helper.dir_proc_map(File.dirname(__FILE__), self)

Class Method Summary collapse

Class Method Details

.event ⇒ Object 



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# File 'lib/agent/handler/event.rb', line 9

def self.event
  {
    Event::START => proc do |_config, client|
      client.Event.create(
        name: "#{client.instance.name} agent has started.",
        color: Polyseerio::Enum::Color::GREEN,
        icon: Polyseerio::Enum::Icon::CHAIN
      )
    end,

    Event::STOP => {
      Interface::TEARDOWN => proc do |_config, client|
        client.Event.create(
          name: "#{client.instance.name} agent has stopped.",
          color: Polyseerio::Enum::Color::ORANGE,
          icon: Polyseerio::Enum::Icon::CHAIN_BROKER
        )
      end
    }
  }
end

.expectation ⇒ Object 



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# File 'lib/agent/handler/expectation.rb', line 5

def self.expectation
  {}
end

.extract_options(options) ⇒ Object

Extracts handler type options from agent options.



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# File 'lib/agent/handler/index.rb', line 10

def self.extract_options(options)
  options.select { |key, _| MAP.key? key }
end

.fact ⇒ Object 



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# File 'lib/agent/handler/fact.rb', line 5

def self.fact
  {
    Fact::ENGINE => proc do |_config, client|
      client.instance.add_fact('engine', RUBY_ENGINE)
    end,

    Fact::GID => proc do |_config, client|
      client.instance.add_fact('gid', ::Process.gid)
    end,

    Fact::LAUNCH_ARGUMENTS => proc do |_config, client|
      value = ARGV.join('')

      client.instance.add_fact('launch_arguments', value)
    end,

    Fact::PID => proc do |_config, client|
      client.instance.add_fact('pid', ::Process.pid)
    end,

    Fact::PLATFORM => proc do |_config, client|
      client.instance.add_fact('platform', RUBY_PLATFORM)
    end,

    Fact::RUBY_VERSION => proc do |_config, client|
      client.instance.add_fact('ruby_version', RUBY_VERSION)
    end,

    Fact::UID => proc do |_config, client|
      client.instance.add_fact('uid', ::Process.uid)
    end
  }
end

.metric ⇒ Object 



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# File 'lib/agent/handler/metric.rb', line 5

def self.metric
  {
    Metric::MEMORY => proc do |_config, client|
      client.instance.add_gauge 'memory', 0
    end,

    Metric::CPU => proc do |_config, client|
      client.instance.add_gauge 'cpu_user', 0
      client.instance.add_gauge 'cpu_system', 0
    end,

    Metric::UPTIME => proc do |_config, client|
      client.instance.add_gauge 'uptime', 0
    end
  }
end

.process ⇒ Object 



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# File 'lib/agent/handler/process.rb', line 5

def self.process
  {}
end