Class: Resource

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/mkit/app/model/resource.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.create(yaml) ⇒ Object 



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# File 'lib/mkit/app/model/resource.rb', line 6

def self.create(yaml)
  resource = Resource.new
  if yaml.nil?
    resource.max_replicas = 1
    resource.min_replicas = 1
  else
    validate(yaml)
    if yaml["min_replicas"]
      resource.min_replicas = yaml["min_replicas"]
    else
      resource.min_replicas = 1
    end
    if yaml["max_replicas"]
      resource.max_replicas = yaml["max_replicas"]
    else
      resource.max_replicas = resource.min_replicas
    end
    resource.cpu_limits = yaml["limits"]["cpu"] if yaml["limits"] && yaml["limits"]["cpu"]
    resource.memory_limits = yaml["limits"]["memory"] if yaml["limits"] && yaml["limits"]["memory"]
    resource.memory_swap_limits = yaml["limits"]["memory_swap"] if yaml["limits"] && yaml["limits"]["memory_swap"]
  end
  resource
end

.validate(yaml) ⇒ Object 



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# File 'lib/mkit/app/model/resource.rb', line 30

def self.validate(yaml)
  unless yaml.nil?
    raise_bad_configuration "resource min_replicas must be bigger or equal than 1" if yaml["min_replicas"] && yaml["min_replicas"] < 1
    raise_bad_configuration "resource max_replicas must be bigger or equal than 1" if yaml["max_replicas"] && yaml["max_replicas"] < 1
    if yaml["min_replicas"] && yaml["max_replicas"]
      raise_bad_configuration "resource max_replicas must be bigger or equal than min_replicas" if yaml["min_replicas"] > yaml["max_replicas"]
    end
  end
  # validate limits
  unless yaml.nil? || yaml["limits"].nil?
    resources = yaml["limits"]
    raise_bad_configuration "resource cpu limits must match '\\d+m'" if resources["cpu"] && resources["cpu"] !~ /\d+m$/
    raise_bad_configuration "resource memory limits must match '\\d+m'" if resources["memory"] && resources["memory"] !~ /\d+m$/
    raise_bad_configuration "resource memory_swap limits must match '\\d+m'" if resources["memory_swap"] && resources["memory_swap"] !~ /\d+m$/
  end
  true
end

Instance Method Details

#to_h(options = {}) ⇒ Object 



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# File 'lib/mkit/app/model/resource.rb', line 48

def to_h(options = {})
  hash = {
    min_replicas: self.min_replicas,
    max_replicas: self.max_replicas
  }
  if self.cpu_limits || self.memory_limits || self.memory_swap_limits
    hash[:limits] = {}
    hash[:limits][:cpu] = self.cpu_limits if self.cpu_limits
    hash[:limits][:memory] = self.memory_limits if self.memory_limits
    hash[:limits][:memory_swap] = self.memory_swap_limits if self.memory_swap_limits
  end
  hash.remove_symbols_from_keys
end