Class: Puppet::ModuleTool::Checksums

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/vendor/puppet/module_tool/checksums.rb

Overview

Checksums

This class proides methods for generating checksums for data and adding them to Metadata.

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ Checksums

Instantiate object with string path to create checksums from.



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# File 'lib/vendor/puppet/module_tool/checksums.rb', line 13

def initialize(path)
  @path = Pathname.new(path)
end

Instance Method Details

#annotate(metadata) ⇒ Object

Update Metadata‘s checksums with this object’s.



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# File 'lib/vendor/puppet/module_tool/checksums.rb', line 45

def annotate(metadata)
  metadata.checksums.replace(data)
end

#checksum(pathname) ⇒ Object

Return checksum for the Pathname.



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# File 'lib/vendor/puppet/module_tool/checksums.rb', line 18

def checksum(pathname)
  return Digest::MD5.hexdigest(pathname.read)
end

#data ⇒ Object

Return checksums for object’s Pathname, generate if it’s needed. Result is a hash of path strings to checksum strings.



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# File 'lib/vendor/puppet/module_tool/checksums.rb', line 24

def data
  unless @data
    @data = {}
    @path.find do |descendant|
      if Puppet::ModuleTool.artifact?(descendant)
        Find.prune
      elsif descendant.file?
        path = descendant.relative_path_from(@path)
        @data[path.to_s] = checksum(descendant)
      end
    end
  end
  return @data
end

#each(&block) ⇒ Object

TODO: Why?



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# File 'lib/vendor/puppet/module_tool/checksums.rb', line 40

def each(&block)
  data.each(&block)
end