Class: Yabeda::Datadog::Metric

Inherits:
Object
  • Object
show all
Defined in:
lib/yabeda/datadog/metric.rb

Overview

Internal adapter representation of metrics

Constant Summary collapse

SECOND = 
1
DEFAULT_FLUSH_INTERVAL = 
SECOND * 10

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(metric, type, overides = {}) ⇒ Metric

Returns a new instance of Metric.



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# File 'lib/yabeda/datadog/metric.rb', line 12

def initialize(metric, type, overides = {})
  @metric = metric
  @type = type
  @overides = overides
end

Instance Attribute Details

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/yabeda/datadog/metric.rb', line 18

def type
  @type
end

Class Method Details

.histogram_metrics(historgram) ⇒ Object

Build Datadog histogram metrics from Yabeda histogram metric



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# File 'lib/yabeda/datadog/metric.rb', line 68

def histogram_metrics(historgram)
  [
    new(historgram, "gauge", name_sufix: "avg"),
    new(historgram, "gauge", name_sufix: "max"),
    new(historgram, "gauge", name_sufix: "min"),
    new(historgram, "gauge", name_sufix: "median"),
    new(historgram, "gauge", name_sufix: "95percentile", unit: nil, per_unit: nil),
    new(historgram, "rate", name_sufix: "count", unit: nil, per_unit: nil),
  ]
end

Instance Method Details

#description ⇒ Object

Datadog API argument



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# File 'lib/yabeda/datadog/metric.rb', line 38

def description
  overides.fetch(:description, metric.comment)
end

#metadata ⇒ Object

Datadog API argument



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# File 'lib/yabeda/datadog/metric.rb', line 21

def metadata
  {
    type: type,
    description: description,
    short_name: name,
    unit: unit,
    per_unit: per_unit,
    statsd_interval: statsd_interval,
  }
end

#name ⇒ Object

Datadog API argument



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# File 'lib/yabeda/datadog/metric.rb', line 33

def name
  [metric.group, metric.name.to_s, overides[:name_sufix]].compact.join(".")
end

#per_unit ⇒ Object

Datadog API argument



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# File 'lib/yabeda/datadog/metric.rb', line 48

def per_unit
  overides.fetch(:per_unit, Unit.find(metric.per))
end

#statsd_interval ⇒ Object

Datadog API argument



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# File 'lib/yabeda/datadog/metric.rb', line 53

def statsd_interval
  DEFAULT_FLUSH_INTERVAL if type == "rate"
end

#unit ⇒ Object

Datadog API argument



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# File 'lib/yabeda/datadog/metric.rb', line 43

def unit
  overides.fetch(:unit, Unit.find(metric.unit))
end

#update(api) ⇒ Object

Update metric metadata



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# File 'lib/yabeda/datadog/metric.rb', line 58

def update(api)
  api.update_metadata(name, metadata)
end