Class: StatsdTaggable::Client

Inherits:
Object
  • Object
show all
Defined in:
lib/statsd-opentsdb-client/statsd_taggable.rb

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Client

Returns a new instance of Client.



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# File 'lib/statsd-opentsdb-client/statsd_taggable.rb', line 5

def initialize(config)
  @host = config[:host] || 'localhost'
  @port = (config[:port] || 8125).to_i
  @app_name = config[:app_name] || "my_app"
  @tag_prefix = config[:tag_prefix] || '_t_'
  @hostname = `hostname`.to_s.strip.split(".").first
  @client = Statsd.new(@host,@port)
  @default_tags = {
    'host' => @hostname,
    'app'  => @app_name
  }
end

Instance Method Details

#encode_tags(metric, tags) ⇒ Object 



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# File 'lib/statsd-opentsdb-client/statsd_taggable.rb', line 22

def encode_tags(metric, tags)
  tags.inject([metric]) do |memo, (k,v)|
    memo << "#{@tag_prefix}#{sanitize(k)}.#{sanitize(v)}"
  end.join(".")
end

#gauge(metric, tags, value) ⇒ Object 



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# File 'lib/statsd-opentsdb-client/statsd_taggable.rb', line 18

def gauge(metric, tags, value)
  @client.gauge(encode_tags(metric, tags.merge(@default_tags)), value)
end

#sanitize(v) ⇒ Object 



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# File 'lib/statsd-opentsdb-client/statsd_taggable.rb', line 28

def sanitize v
  v.to_s.gsub ".", "_"
end