instiki/vendor/rails/actionpack/lib/action_controller/cgi_ext/pstore_performance_fix.rb

31 lines
839 B
Ruby

# CGI::Session::PStore.initialize requires 'digest/md5' on every call.
# This makes sense when spawning processes per request, but is
# unnecessarily expensive when serving requests from a long-lived
# process.
require 'cgi/session'
require 'cgi/session/pstore'
require 'digest/md5'
class CGI::Session::PStore #:nodoc:
def initialize(session, option={})
dir = option['tmpdir'] || Dir::tmpdir
prefix = option['prefix'] || ''
id = session.session_id
md5 = Digest::MD5.hexdigest(id)[0,16]
path = dir+"/"+prefix+md5
path.untaint
if File::exist?(path)
@hash = nil
else
unless session.new_session
raise CGI::Session::NoSession, "uninitialized session"
end
@hash = {}
end
@p = ::PStore.new(path)
@p.transaction do |p|
File.chmod(0600, p.path)
end
end
end