Jeff Kaufman
87 lines
2.7 KiB
C++
87 lines
2.7 KiB
C++
/*
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* Copyright 2012 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Author: morlovich@google.com (Maksim Orlovich)
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//
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// A fetcher that talks to mod_spdy for requests matching a certain
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// domain (and passes the rest to fallthrough fetcher).
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#ifndef NET_INSTAWEB_APACHE_MOD_SPDY_FETCHER_H_
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#define NET_INSTAWEB_APACHE_MOD_SPDY_FETCHER_H_
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#include "net/instaweb/http/public/url_async_fetcher.h"
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#include "httpd.h"
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#include "net/instaweb/apache/interface_mod_spdy.h"
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#include "net/instaweb/util/public/basictypes.h"
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#include "net/instaweb/util/public/string.h"
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#include "net/instaweb/util/public/string_util.h"
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struct request_rec;
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struct spdy_slave_connection_factory;
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namespace net_instaweb {
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class AsyncFetch;
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class MessageHandler;
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class ModSpdyFetchController;
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class RewriteDriver;
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class ModSpdyFetcher : public UrlAsyncFetcher {
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public:
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// Initializes various filters this fetcher needs for operation.
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// This must be from within a register hooks implementation.
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static void Initialize();
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ModSpdyFetcher(ModSpdyFetchController* controller,
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StringPiece url, RewriteDriver* driver,
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spdy_slave_connection_factory* connection_factory);
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virtual ~ModSpdyFetcher();
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virtual void Fetch(const GoogleString& url,
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MessageHandler* message_handler,
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AsyncFetch* fetch);
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// Returns true if a ModSpdyFetcher should be installed as a session fetcher
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// on a given connection.
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static bool ShouldUseOn(request_rec* req);
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// TODO(morlovich): Implement virtual void ShutDown(),
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// and give a good story on session fetchers and fetcher shutdowns in general.
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private:
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friend class ModSpdyFetchController;
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// The actual implementation of fetching code, normally called by
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// ModSpdyFetchController.
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void BlockingFetch(const GoogleString& url,
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MessageHandler* message_handler,
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AsyncFetch* fetch);
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ModSpdyFetchController* controller_;
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UrlAsyncFetcher* fallback_fetcher_;
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GoogleString own_origin_; // empty if we couldn't figure it out.
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spdy_slave_connection_factory* connection_factory_;
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DISALLOW_COPY_AND_ASSIGN(ModSpdyFetcher);
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};
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} // namespace net_instaweb
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#endif // NET_INSTAWEB_APACHE_MOD_SPDY_FETCHER_H_
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