diff options
Diffstat (limited to 'lib/mongrel/rails.rb')
| -rw-r--r-- | lib/mongrel/rails.rb | 171 |
1 files changed, 86 insertions, 85 deletions
diff --git a/lib/mongrel/rails.rb b/lib/mongrel/rails.rb index 8dc42a0..d2c714c 100644 --- a/lib/mongrel/rails.rb +++ b/lib/mongrel/rails.rb @@ -4,6 +4,92 @@ require 'cgi' module Mongrel module Rails + + # Implements a handler that can run Rails and serve files out of the + # Rails application's public directory. This lets you run your Rails + # application with Mongrel during development and testing, then use it + # also in production behind a server that's better at serving the + # static files. + # + # The RailsHandler takes a mime_map parameter which is a simple suffix=mimetype + # mapping that it should add to the list of valid mime types. + # + # It also supports page caching directly and will try to resolve a request + # in the following order: + # + # * If the requested exact PATH_INFO exists as a file then serve it. + # * If it exists at PATH_INFO+".html" exists then serve that. + # * Finally, construct a Mongrel::CGIWrapper and run Dispatcher.dispath to have Rails go. + # + # This means that if you are using page caching it will actually work with Mongrel + # and you should see a decent speed boost (but not as fast as if you use lighttpd). + # + # An additional feature you can use is + class RailsHandler < Mongrel::HttpHandler + attr_reader :files + attr_reader :guard + + def initialize(dir, mime_map = {}) + @files = Mongrel::DirHandler.new(dir,false) + @guard = Mutex.new + + # register the requested mime types + mime_map.each {|k,v| Mongrel::DirHandler::add_mime_type(k,v) } + end + + # Attempts to resolve the request as follows: + # + # + # * If the requested exact PATH_INFO exists as a file then serve it. + # * If it exists at PATH_INFO+".html" exists then serve that. + # * Finally, construct a Mongrel::CGIWrapper and run Dispatcher.dispath to have Rails go. + def process(request, response) + return if response.socket.closed? + + path_info = request.params[Mongrel::Const::PATH_INFO] + page_cached = request.params[Mongrel::Const::PATH_INFO] + ".html" + + if @files.can_serve(path_info) + # File exists as-is so serve it up + @files.process(request,response) + elsif @files.can_serve(page_cached) + # possible cached page, serve it up + request.params[Mongrel::Const::PATH_INFO] = page_cached + @files.process(request,response) + else + begin + cgi = Mongrel::CGIWrapper.new(request, response) + cgi.handler = self + + @guard.synchronize do + # Rails is not thread safe so must be run entirely within synchronize + Dispatcher.dispatch(cgi, ActionController::CgiRequest::DEFAULT_SESSION_OPTIONS, response.body) + end + + # This finalizes the output using the proper HttpResponse way + cgi.out {""} + rescue Errno::EPIPE + # ignored + rescue Object => rails_error + STDERR.puts "Error calling Dispatcher.dispatch #{rails_error.inspect}" + STDERR.puts rails_error.backtrace.join("\n") + end + end + end + + + # Does the internal reload for Rails. It might work for most cases, but + # sometimes you get exceptions. In that case just do a real restart. + def reload! + @guard.synchronize do + $".replace $orig_dollar_quote + GC.start + Dispatcher.reset_application! + ActionController::Routing::Routes.reload + end + end + end + # Creates Rails specific configuration options for people to use # instead of the base Configurator. class RailsConfigurator < Mongrel::Configurator @@ -86,91 +172,6 @@ module Mongrel log "WARNING: Rails does not support signals on Win32." end end - - # Implements a handler that can run Rails and serve files out of the - # Rails application's public directory. This lets you run your Rails - # application with Mongrel during development and testing, then use it - # also in production behind a server that's better at serving the - # static files. - # - # The RailsHandler takes a mime_map parameter which is a simple suffix=mimetype - # mapping that it should add to the list of valid mime types. - # - # It also supports page caching directly and will try to resolve a request - # in the following order: - # - # * If the requested exact PATH_INFO exists as a file then serve it. - # * If it exists at PATH_INFO+".html" exists then serve that. - # * Finally, construct a Mongrel::CGIWrapper and run Dispatcher.dispath to have Rails go. - # - # This means that if you are using page caching it will actually work with Mongrel - # and you should see a decent speed boost (but not as fast as if you use lighttpd). - # - # An additional feature you can use is - class RailsHandler < Mongrel::HttpHandler - attr_reader :files - attr_reader :guard - - def initialize(dir, mime_map = {}) - @files = Mongrel::DirHandler.new(dir,false) - @guard = Mutex.new - - # register the requested mime types - mime_map.each {|k,v| Mongrel::DirHandler::add_mime_type(k,v) } - end - - # Attempts to resolve the request as follows: - # - # - # * If the requested exact PATH_INFO exists as a file then serve it. - # * If it exists at PATH_INFO+".html" exists then serve that. - # * Finally, construct a Mongrel::CGIWrapper and run Dispatcher.dispath to have Rails go. - def process(request, response) - return if response.socket.closed? - - path_info = request.params[Mongrel::Const::PATH_INFO] - page_cached = request.params[Mongrel::Const::PATH_INFO] + ".html" - - if @files.can_serve(path_info) - # File exists as-is so serve it up - @files.process(request,response) - elsif @files.can_serve(page_cached) - # possible cached page, serve it up - request.params[Mongrel::Const::PATH_INFO] = page_cached - @files.process(request,response) - else - begin - cgi = Mongrel::CGIWrapper.new(request, response) - cgi.handler = self - - @guard.synchronize do - # Rails is not thread safe so must be run entirely within synchronize - Dispatcher.dispatch(cgi, ActionController::CgiRequest::DEFAULT_SESSION_OPTIONS, response.body) - end - - # This finalizes the output using the proper HttpResponse way - cgi.out {""} - rescue Errno::EPIPE - # ignored - rescue Object => rails_error - log "Error calling Dispatcher.dispatch #{rails_error.inspect}" - log rails_error.backtrace.join("\n") - end - end - end - - - # Does the internal reload for Rails. It might work for most cases, but - # sometimes you get exceptions. In that case just do a real restart. - def reload! - @guard.synchronize do - $".replace $orig_dollar_quote - GC.start - Dispatcher.reset_application! - ActionController::Routing::Routes.reload - end - end - end end end end |