Class: Sprinkle::Policy::Policy

Inherits:
Object
  • Object
show all
Defined in:
lib/sprinkle/policy.rb

Overview

:nodoc:

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, metadata = {}, &block) ⇒ Policy

Returns a new instance of Policy.



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# File 'lib/sprinkle/policy.rb', line 56

def initialize(name, metadata = {}, &block)
  raise 'No name provided' unless name
  raise 'No roles provided' unless metadata[:roles]

  @name = name
  @roles = metadata[:roles]
  @packages = []
  self.instance_eval(&block)
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/sprinkle/policy.rb', line 54

def name
  @name
end

#packages ⇒ Object (readonly)

Returns the value of attribute packages.



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# File 'lib/sprinkle/policy.rb', line 54

def packages
  @packages
end

Instance Method Details

#process(deployment) ⇒ Object 



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# File 'lib/sprinkle/policy.rb', line 72

def process(deployment)
  all = []

  cloud_info "--> Cloud hierarchy for policy #{@name}"

  @packages.each do |p|
    cloud_info "\nPolicy #{@name} requires package #{p}"

    package = Sprinkle::Package::PACKAGES[p]
    raise "Package definition not found for key: #{p}" unless package
    package = select_package(p, package) if package.is_a? Array # handle virtual package selection

    tree = package.tree do |parent, child, depth|
      indent = "\t" * depth; cloud_info "#{indent}Package #{parent.name} requires #{child.name}"
    end

    all << tree
  end

  normalize(all) do |package|
    package.process(deployment, @roles)
  end
end

#requires(package, options = {}) ⇒ Object 



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# File 'lib/sprinkle/policy.rb', line 66

def requires(package, options = {})
  @packages << package
end

#to_s ⇒ Object 



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# File 'lib/sprinkle/policy.rb', line 70

def to_s; name; end