Class: ActiveRecord::Health::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/activerecord/health/configuration.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Configuration

Returns a new instance of Configuration.



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# File 'lib/activerecord/health/configuration.rb', line 10

def initialize
  @threshold = 0.75
  @cache_ttl = 60
  @model_configs = {}
end

Instance Attribute Details

#cache ⇒ Object

Returns the value of attribute cache.



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# File 'lib/activerecord/health/configuration.rb', line 8

def cache
  @cache
end

#cache_ttl ⇒ Object

Returns the value of attribute cache_ttl.



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# File 'lib/activerecord/health/configuration.rb', line 8

def cache_ttl
  @cache_ttl
end

#threshold ⇒ Object

Returns the value of attribute threshold.



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# File 'lib/activerecord/health/configuration.rb', line 8

def threshold
  @threshold
end

#vcpu_count ⇒ Object

Returns the value of attribute vcpu_count.



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# File 'lib/activerecord/health/configuration.rb', line 8

def vcpu_count
  @vcpu_count
end

Instance Method Details

#for_model(model, &block) ⇒ Object 



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# File 'lib/activerecord/health/configuration.rb', line 21

def for_model(model, &block)
  if block_given?
    config = ModelConfiguration.new(self)
    block.call(config)
    @model_configs[model] = config
  else
    @model_configs[model] || self
  end
end

#max_healthy_sessions ⇒ Object 



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# File 'lib/activerecord/health/configuration.rb', line 31

def max_healthy_sessions
  (vcpu_count * threshold).floor
end

#validate! ⇒ Object

Raises:



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# File 'lib/activerecord/health/configuration.rb', line 16

def validate!
  raise ConfigurationError, "vcpu_count must be configured" if vcpu_count.nil?
  raise ConfigurationError, "cache must be configured" if cache.nil?
end