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Diffstat (limited to 'jni/ruby/lib/webrick/httpauth/htgroup.rb')
-rw-r--r-- | jni/ruby/lib/webrick/httpauth/htgroup.rb | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/jni/ruby/lib/webrick/httpauth/htgroup.rb b/jni/ruby/lib/webrick/httpauth/htgroup.rb new file mode 100644 index 0000000..0ecabef --- /dev/null +++ b/jni/ruby/lib/webrick/httpauth/htgroup.rb @@ -0,0 +1,93 @@ +# +# httpauth/htgroup.rb -- Apache compatible htgroup file +# +# Author: IPR -- Internet Programming with Ruby -- writers +# Copyright (c) 2003 Internet Programming with Ruby writers. All rights +# reserved. +# +# $IPR: htgroup.rb,v 1.1 2003/02/16 22:22:56 gotoyuzo Exp $ + +require 'tempfile' + +module WEBrick + module HTTPAuth + + ## + # Htgroup accesses apache-compatible group files. Htgroup can be used to + # provide group-based authentication for users. Currently Htgroup is not + # directly integrated with any authenticators in WEBrick. For security, + # the path for a digest password database should be stored outside of the + # paths available to the HTTP server. + # + # Example: + # + # htgroup = WEBrick::HTTPAuth::Htgroup.new 'my_group_file' + # htgroup.add 'superheroes', %w[spiderman batman] + # + # htgroup.members('superheroes').include? 'magneto' # => false + + class Htgroup + + ## + # Open a group database at +path+ + + def initialize(path) + @path = path + @mtime = Time.at(0) + @group = Hash.new + open(@path,"a").close unless File::exist?(@path) + reload + end + + ## + # Reload groups from the database + + def reload + if (mtime = File::mtime(@path)) > @mtime + @group.clear + open(@path){|io| + while line = io.gets + line.chomp! + group, members = line.split(/:\s*/) + @group[group] = members.split(/\s+/) + end + } + @mtime = mtime + end + end + + ## + # Flush the group database. If +output+ is given the database will be + # written there instead of to the original path. + + def flush(output=nil) + output ||= @path + tmp = Tempfile.new("htgroup", File::dirname(output)) + begin + @group.keys.sort.each{|group| + tmp.puts(format("%s: %s", group, self.members(group).join(" "))) + } + tmp.close + File::rename(tmp.path, output) + rescue + tmp.close(true) + end + end + + ## + # Retrieve the list of members from +group+ + + def members(group) + reload + @group[group] || [] + end + + ## + # Add an Array of +members+ to +group+ + + def add(group, members) + @group[group] = members(group) | members + end + end + end +end |