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Versions: 16
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Contents
require 'digest/md5'
module Puppet::ModuleTool
# = Checksums
#
# This class proides methods for generating checksums for data and adding
# them to +Metadata+.
class Checksums
include Enumerable
# Instantiate object with string +path+ to create checksums from.
def initialize(path)
@path = Pathname.new(path)
end
# Return checksum for the +Pathname+.
def checksum(pathname)
return Digest::MD5.hexdigest(IO.binread(pathname))
end
# Return checksums for object's +Pathname+, generate if it's needed.
# Result is a hash of path strings to checksum strings.
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
# TODO: Why?
def each(&block)
data.each(&block)
end
# Update +Metadata+'s checksums with this object's.
def annotate(metadata)
metadata.checksums.replace(data)
end
# TODO: Move the Checksummer#run checksum checking to here?
end
end
Version data entries
16 entries across 16 versions & 1 rubygems