# # cgihandler.rb -- CGIHandler Class # # Author: IPR -- Internet Programming with Ruby -- writers # Copyright (c) 2001 TAKAHASHI Masayoshi, GOTOU Yuuzou # Copyright (c) 2002 Internet Programming with Ruby writers. All rights # reserved. # # $IPR: cgihandler.rb,v 1.27 2003/03/21 19:56:01 gotoyuzo Exp $ require 'rbconfig' require 'tempfile' require 'webrick/config' require 'webrick/httpservlet/abstract' module WEBrick module HTTPServlet class CGIHandler < AbstractServlet Ruby = File::join(::Config::CONFIG['bindir'], ::Config::CONFIG['ruby_install_name']) CGIRunner = "#{Ruby} #{Config::LIBDIR}/httpservlet/cgi_runner.rb" def initialize(server, name) super @script_filename = name @tempdir = server[:TempDir] @cgicmd = "#{CGIRunner} #{server[:CGIInterpreter]}" end def do_GET(req, res) data = nil status = -1 cgi_in = IO::popen(@cgicmd, "w") cgi_out = Tempfile.new("webrick.cgiout.", @tempdir) cgi_err = Tempfile.new("webrick.cgierr.", @tempdir) begin cgi_in.sync = true meta = req.meta_vars meta["SCRIPT_FILENAME"] = @script_filename meta["PATH"] = @config[:CGIPathEnv] dump = Marshal.dump(meta) cgi_in.write("%8d" % cgi_out.path.size) cgi_in.write(cgi_out.path) cgi_in.write("%8d" % cgi_err.path.size) cgi_in.write(cgi_err.path) cgi_in.write("%8d" % dump.size) cgi_in.write(dump) if req.body and req.body.size > 0 cgi_in.write(req.body) end ensure cgi_in.close status = $? >> 8 data = cgi_out.read cgi_out.close(true) if errmsg = cgi_err.read if errmsg.size > 0 @logger.error("CGIHandler: #{@script_filename}:\n" + errmsg) end end cgi_err.close(true) end if status != 0 @logger.error("CGIHandler: #{@script_filename} exit with #{status}") end data = "" unless data raw_header, body = data.split(/^[\xd\xa]+/on, 2) raise HTTPStatus::InternalServerError, "The server encontered a script error." if body.nil? begin header = HTTPUtils::parse_header(raw_header) if /^(\d+)/ =~ header['status'][0] res.status = $1.to_i header.delete('status') end header.each{|key, val| res[key] = val.join(", ") } rescue => ex raise HTTPStatus::InternalServerError, ex.message end res.body = body end alias do_POST do_GET end end end