Sha256: beb91366c215c3dd7d331db0ee68e1f025da403d03c913056b78d220c1a1eeb2
Contents?: true
Size: 1.79 KB
Versions: 47
Compression:
Stored size: 1.79 KB
Contents
class Puppet::ModuleTool::Tar::Mini
def unpack(sourcefile, destdir, _)
Zlib::GzipReader.open(sourcefile) do |reader|
Archive::Tar::Minitar.unpack(reader, destdir, find_valid_files(reader)) do |action, name, stats|
case action
when :file_done
File.chmod(0444, "#{destdir}/#{name}")
when :dir, :file_start
validate_entry(destdir, name)
Puppet.debug("Extracting: #{destdir}/#{name}")
end
end
end
end
def pack(sourcedir, destfile)
Zlib::GzipWriter.open(destfile) do |writer|
Archive::Tar::Minitar.pack(sourcedir, writer)
end
end
private
# Find all the valid files in tarfile.
#
# This check was mainly added to ignore 'x' and 'g' flags from the PAX
# standard but will also ignore any other non-standard tar flags.
# tar format info: http://pic.dhe.ibm.com/infocenter/zos/v1r13/index.jsp?topic=%2Fcom.ibm.zos.r13.bpxa500%2Ftaf.htm
# pax format info: http://pic.dhe.ibm.com/infocenter/zos/v1r13/index.jsp?topic=%2Fcom.ibm.zos.r13.bpxa500%2Fpxarchfm.htm
def find_valid_files(tarfile)
Archive::Tar::Minitar.open(tarfile).collect do |entry|
flag = entry.typeflag
if flag.nil? || flag =~ /[[:digit:]]/ && (0..7).include?(flag.to_i)
entry.name
else
Puppet.debug "Invalid tar flag '#{flag}' will not be extracted: #{entry.name}"
next
end
end
end
def validate_entry(destdir, path)
if Pathname.new(path).absolute?
raise Puppet::ModuleTool::Errors::InvalidPathInPackageError, :entry_path => path, :directory => destdir
end
path = File.expand_path File.join(destdir, path)
if path !~ /\A#{Regexp.escape destdir}/
raise Puppet::ModuleTool::Errors::InvalidPathInPackageError, :entry_path => path, :directory => destdir
end
end
end
Version data entries
47 entries across 47 versions & 2 rubygems