metasploit-framework/lib/rex/file.rb

93 lines
1.8 KiB
Ruby

require 'find'
module Rex
###
#
# This class provides helper mehods for dealing with files that are not
# supplied by the standard ruby API.
#
###
module FileUtils
#
# This method searches the PATH environment variable for
# a fully qualified path to the supplied file name.
#
def self.find_full_path(file_name)
case RUBY_PLATFORM
when /mswin32/
if (ENV['PATH'])
ENV['PATH'].split(';').each { |base|
begin
path = base + ::File::SEPARATOR + file_name
if (::File::Stat.new(path))
return path
end
rescue
end
}
end
else
if (ENV['PATH'])
ENV['PATH'].split(':').each { |base|
begin
path = base + ::File::SEPARATOR + file_name
if (::File::Stat.new(path))
return path
end
rescue
end
}
end
end
return nil
end
end
module Find
#
# Identical to Find.find from Ruby, but follows symlinks to directories.
# See http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/68671
#
def self.find(*paths)
paths.collect!{|d| d.dup}
while file = paths.shift
catch(:prune) do
yield file.dup.taint
next unless File.exist? file
begin
if File.stat(file).directory? then
d = Dir.open(file)
begin
for f in d
next if f == "." or f == ".."
if File::ALT_SEPARATOR and file =~ /^(?:[\/\\]|[A-Za-z]:[\/\\]?)$/ then
f = file + f
elsif file == "/" then
f = "/" + f
else
f = File.join(file, f)
end
paths.unshift f.untaint
end
ensure
d.close
end
end
rescue Errno::ENOENT, Errno::EACCES
end
end
end
end
def self.prune
throw :prune
end
end
end