Class: Protor::Registry

Inherits:
Object
  • Object
show all
Defined in:
lib/protor/registry.rb

Constant Summary collapse

DEFAULT_BUCKET = 
[0.005, 0.01, 0.025, 0.05, 0.1, 0.25, 0.5, 1, 2.5, 5, 10].freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Registry

Returns a new instance of Registry.



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# File 'lib/protor/registry.rb', line 10

def initialize
  @families = {}
end

Instance Attribute Details

#families ⇒ Object (readonly)

Returns the value of attribute families.



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# File 'lib/protor/registry.rb', line 6

def families
  @families
end

Instance Method Details

#counter(metric_name, value, labels = {}) ⇒ Object 



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# File 'lib/protor/registry.rb', line 14

def counter(metric_name, value, labels = {})
  labels = stringify(labels)
  fam = family(metric_name, :counter)

  if (entry = fam[labels])
    entry.value += value
  else
    fam[labels] = Entry.new(metric_name, :c, value, labels)
  end
end

#each ⇒ Object 



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# File 'lib/protor/registry.rb', line 48

def each
  families.each_value do |family|
    if family.type == :histogram
      family.each{ |arr| arr.each{ |e| yield(e) }}
    else
      family.each{ |e| yield(e) }
    end
  end
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/protor/registry.rb', line 62

def empty?
  families.empty?
end

#gauge(metric_name, value, labels = {}) ⇒ Object 



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# File 'lib/protor/registry.rb', line 25

def gauge(metric_name, value, labels = {})
  labels = stringify(labels)
  fam = family(metric_name, :gauge)

  if (entry = fam[labels])
    entry.value = value
  else
    fam[labels] = Entry.new(metric_name, :g, value, labels)
  end
end

#histogram(metric_name, value, labels = {}, buckets = DEFAULT_BUCKET) ⇒ Object 



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# File 'lib/protor/registry.rb', line 36

def histogram(metric_name, value, labels = {}, buckets = DEFAULT_BUCKET)
  labels = stringify(labels)
  fam = family(metric_name, :histogram)

  entry = Entry.new(metric_name, :h, value, labels, buckets)
  if (array = fam[labels])
    array << entry
  else
    fam[labels] = [ entry ]
  end
end

#reset ⇒ Object 



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# File 'lib/protor/registry.rb', line 58

def reset
  @families = {}
end