Contents

#
# Author: Seth Vargo <[e-mail]>
#
# Copyright 2014 Chef Software, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

require 'statsd'

module Falcore
  class Dumper::Statsd < Dumper::Base
    validate do
      presence!('Statsd host') { config.statsd.host }
      presence!('Statsd port') { config.statsd.port }
    end

    run do
      stat(master)
      master.slaves.each(&method(:stat))
    end

    private

    def statsd
      @statsd ||= Statsd.new(config.statsd.host, config.statsd.port)
    end

    #
    # @private
    #
    # Push stats to statsd for this particular +node+.
    #
    # @param [Node::Base] node
    #   the node to examine
    #
    def stat(node)
      # Up/down
      statsd.gauge("#{node.id}.offline", node.offline? ? 1 : 0)

      # Idle
      statsd.gauge("#{node.id}.idle", node.idle? ? 1 : 0)

      # Response time
      statsd.timing("#{node.id}.response_time", node.response_time)

      # Temporary space
      statsd.gauge("#{node.id}.temporary_space", node.temporary_space)

      # Disk space
      statsd.gauge("#{node.id}.disk_space", node.disk_space)

      # Free memory
      statsd.gauge("#{node.id}.free_memory", node.free_memory)

      # Total memory
      statsd.gauge("#{node.id}.total_memory", node.total_memory)

      # Free swap
      statsd.gauge("#{node.id}.free_swap", node.free_swap)

      # Total swap
      statsd.gauge("#{node.id}.total_swap", node.total_swap)
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
falcore-0.2.0	lib/falcore/dumpers/statsd.rb
falcore-0.1.1	lib/falcore/dumpers/statsd.rb
falcore-0.1.0	lib/falcore/dumpers/statsd.rb