class StaticdUtils::Tar
Creation and Extraction of Tarball Stream.
Example:
tar = Tar.tar(["/tmp/hello"]) Tar.untar(tar, "/tmp")
Public Class Methods
tar(files)
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# File lib/staticd_utils/tar.rb, line 13 def self.tar(files) io = StringIO.new tar = Gem::Package::TarWriter.new(io) # Gem::Package::TarReader raise an exeption extracting an empty tarball, # this add at least one useless file to extract. tar.add_file("about", 0644) { |file| file.write("Hello.") } files.each do |file| content = File.read(file) sha1 = Digest::SHA1.hexdigest(content) tar.add_file(sha1, 0644) { |entry| entry.write(content) } end io.rewind io end
untar(io, path)
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# File lib/staticd_utils/tar.rb, line 31 def self.untar(io, path) FileUtils.mkdir_p("#{path}") tar = Gem::Package::TarReader.new(io) tar.rewind tar.each do |entry| File.open("#{path}/#{entry.full_name}", "w+") do |file| file.write(entry.read) end end tar.close end