Class: Batali::BFile

Inherits:
Bogo::Config
  • Object
show all
Defined in:
lib/batali/b_file.rb

Overview

Custom file loading class

Defined Under Namespace

Classes: Cookbook, Group, Restriction

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(b_file, cache_path) ⇒ self

Create a new BFile instance

Parameters:

  • b_file (String) —

    path to file

  • cache_path (String) —

    path to cache directory



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# File 'lib/batali/b_file.rb', line 101

def initialize(b_file, cache_path)
  @cache = cache_path
  super(b_file)
end

Instance Attribute Details

#cache ⇒ String (readonly)

Returns path to cache.

Returns:

  • (String) —

    path to cache



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# File 'lib/batali/b_file.rb', line 94

def cache
  @cache
end

Class Method Details

.cookbook_coerce ⇒ Proc

Returns cookbook convert.

Returns:

  • (Proc) —

    cookbook convert



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# File 'lib/batali/b_file.rb', line 107

def self.cookbook_coerce
  proc do |v|
    v = [v].flatten.compact
    if(v.size == 1 && v.first.is_a?(Hash))
      Cookbook.new(v.first)
    else
      name, args = v.first, v.slice(1, v.size)
      if(args.empty?)
        args = Smash.new
      elsif(args.size == 1 && args.first.is_a?(Hash))
        args = args.first
      else
        args = Smash.new(:constraint => args.map(&:to_s))
      end
      Cookbook.new(Smash.new(:name => name).merge(args))
    end
  end
end

Instance Method Details

#auto_discover!(environment = nil) ⇒ TrueClass

Search environments for cookbooks and restraints

Returns:

  • (TrueClass) 


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# File 'lib/batali/b_file.rb', line 197

def auto_discover!(environment=nil)
  debug 'Starting cookbook auto-discovery'
  unless(discover)
    raise 'Attempting to perform auto-discovery but auto-discovery is not enabled!'
  end
  environment_items = Dir.glob(File.join(File.dirname(path), 'environments', '*.{json,rb}')).map do |e_path|
    result = parse_environment(e_path)
    if(result[:name] && result[:cookbooks])
      Smash.new(
        result[:name] => result[:cookbooks]
      )
    end
  end.compact.inject(Smash.new){|m, n| m.merge(n)}
  environment_items.each do |e_name, items|
    next if environment && e_name != environment
    debug "Discovery processing of environment: #{e_name}"
    items.each do |ckbk_name, constraints|
      ckbk = cookbook.detect do |c|
        c.name == ckbk_name
      end
      if(ckbk)
        unless(ckbk.constraint)
          debug "Skipping constraint merging due to lack of original constraints: #{ckbk.inspect}"
          next
        end
        new_constraints = ckbk.constraint.dup
        new_constraints += constraints
        requirement = UnitRequirement.new(*new_constraints)
        new_constraints = flatten_constraints(requirement.requirements)
        debug "Discovery merged constraints for #{ckbk.name}: #{new_constraints.inspect}"
        ckbk.constraint.replace(new_constraints)
      else
        debug "Discovery added cookbook #{ckbk_name}: #{constraints.inspect}"
        cookbook.push(
          Cookbook.new(
            :name => ckbk_name,
            :constraint => constraints
          )
        )
      end
    end
  end
  debug 'Completed cookbook auto-discovery'
  true
end