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Current Path: /opt/passenger-5.3.7-4.el6.cloudlinux/src/apache2_module

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📁 ..
📄 Bucket.cpp(5.43 KB)
📄 Bucket.h(3.55 KB)
📄 CBindings.cpp(1.76 KB)
📄 Config.cpp(7.81 KB)
📄 Config.h(3.04 KB)
📁 ConfigGeneral
📁 DirConfig
📄 DirectoryMapper.h(8.15 KB)
📄 Hooks.cpp(56.75 KB)
📄 Hooks.h(1.58 KB)
📄 README.md(375 B)
📁 ServerConfig
📄 Utils.h(7.06 KB)
📄 mod_passenger.c(2.24 KB)

Editing: DirectoryMapper.h

/*
 *  Phusion Passenger - https://www.phusionpassenger.com/
 *  Copyright (c) 2010-2018 Phusion Holding B.V.
 *
 *  "Passenger", "Phusion Passenger" and "Union Station" are registered
 *  trademarks of Phusion Holding B.V.
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy
 *  of this software and associated documentation files (the "Software"), to deal
 *  in the Software without restriction, including without limitation the rights
 *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *  copies of the Software, and to permit persons to whom the Software is
 *  furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in
 *  all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 *  THE SOFTWARE.
 */
#ifndef _PASSENGER_APACHE2_DIRECTORY_MAPPER_H_
#define _PASSENGER_APACHE2_DIRECTORY_MAPPER_H_

#include <string>
#include <set>
#include <cstring>

#include <oxt/backtrace.hpp>
#include <boost/thread.hpp>

#include <AppTypeDetector/Detector.h>
#include <Utils.h>
#include <Utils/CachedFileStat.hpp>

// The APR headers must come after the Passenger headers.
// See Hooks.cpp to learn why.
#include <httpd.h>
#include <http_core.h>
#include "Config.h"

namespace Passenger {
namespace Apache2Module {

using namespace std;
using namespace oxt;

class DocumentRootDeterminationError: public oxt::tracable_exception {
private:
	string msg;
public:
	DocumentRootDeterminationError(const string &message): msg(message) {}
	virtual ~DocumentRootDeterminationError() throw() {}
	virtual const char *what() const throw() { return msg.c_str(); }
};

/**
 * Utility class for determining URI-to-application directory mappings.
 * Given a URI, it will determine whether that URI belongs to a Phusion
 * Passenger-handled application, what the base URI of that application is,
 * and what the associated 'public' directory is.
 *
 * @note This class is not thread-safe, but is reentrant.
 * @ingroup Core
 */
class DirectoryMapper {
private:
	const WrapperRegistry::Registry &registry;
	DirConfig *config;
	request_rec *r;
	CachedFileStat *cstat;
	boost::mutex *cstatMutex;
	const char *baseURI;
	string publicDir;
	string appRoot;
	unsigned int throttleRate;
	AppTypeDetector::Detector::Result detectorResult;
	bool autoDetectionDone;

const char *findBaseURI() const {
		set<string>::const_iterator it, end = config->getBaseURIs().end();
		const char *uri = r->uri;
		size_t uri_len = strlen(uri);

for (it = config->getBaseURIs().begin(); it != end; it++) {
			const string &base = *it;

if (base == "/") {
                /* Ignore 'PassengerBaseURI /' options. Users usually
                 * specify this out of ignorance.
                 */
                continue;
            }

if (  base == "/"
			 || ( uri_len == base.size() && memcmp(uri, base.c_str(), uri_len) == 0 )
			 || ( uri_len  > base.size() && memcmp(uri, base.c_str(), base.size()) == 0
			                             && uri[base.size()] == '/' )
			) {
				return base.c_str();
			}
		}
		return NULL;
	}

/**
	 * @throws FileSystemException An error occured while examening the filesystem.
	 * @throws DocumentRootDeterminationError Unable to query the location of the document root.
	 * @throws TimeRetrievalException
	 * @throws boost::thread_interrupted
	 */
	void autoDetect() {
		if (autoDetectionDone) {
			return;
		}

TRACE_POINT();

/* Determine the document root without trailing slashes. */
		StaticString docRoot = ap_document_root(r);
		if (docRoot.size() > 1 && docRoot[docRoot.size() - 1] == '/') {
			docRoot = docRoot.substr(0, docRoot.size() - 1);
		}
		if (docRoot.empty()) {
			throw DocumentRootDeterminationError("Cannot determine the document root");
		}

/* Find the base URI for this web application, if any. */
		const char *baseURI = findBaseURI();
		if (baseURI != NULL) {
			/* We infer that the 'public' directory of the web application
			 * is document root + base URI.
			 */
			publicDir = docRoot + baseURI;
		} else {
			/* No base URI directives are applicable for this request. So assume that
			 * the web application's public directory is the document root.
			 */
			publicDir = docRoot;
		}

UPDATE_TRACE_POINT();
		AppTypeDetector::Detector detector(registry, cstat,
			cstatMutex, throttleRate);
		AppTypeDetector::Detector::Result detectorResult;
		string appRoot;
		if (config->getAppType().empty()) {
			if (config->getAppRoot().empty()) {
				detectorResult = detector.checkDocumentRoot(publicDir,
					baseURI != NULL,
					&appRoot);
			} else {
				appRoot = config->getAppRoot();
				detectorResult = detector.checkAppRoot(appRoot);
			}
		} else if (!config->getAppRoot().empty()) {
			appRoot = config->getAppRoot().toString();
			detectorResult.wrapperRegistryEntry = &registry.lookup(
				config->getAppType());
		}

this->appRoot = appRoot;
		this->baseURI = baseURI;
		this->detectorResult = detectorResult;
		autoDetectionDone = true;
	}

public:
	/**
	 * Create a new DirectoryMapper object.
	 *
	 * @param cstat A CachedFileStat object used for statting files.
	 * @param cstatMutex A mutex for locking CachedFileStat, making its
	 *                   usage thread-safe.
	 * @param throttleRate A throttling rate for cstat.
	 * @warning Do not use this object after the destruction of <tt>r</tt>,
	 *          <tt>config</tt> or <tt>cstat</tt>.
	 */
	DirectoryMapper(request_rec *r, DirConfig *config,
		const WrapperRegistry::Registry &_registry,
		CachedFileStat *cstat, boost::mutex *cstatMutex,
		unsigned int throttleRate)
		: registry(_registry)
	{
		this->r = r;
		this->config = config;
		this->cstat = cstat;
		this->cstatMutex = cstatMutex;
		this->throttleRate = throttleRate;
		baseURI = NULL;
		autoDetectionDone = false;
	}

/**
	 * Determines whether the given HTTP request falls under one of the specified
	 * PassengerBaseURIs. If yes, then the first matching base URI will be returned.
	 * Otherwise, NULL will be returned.
	 *
	 * @throws FileSystemException An error occured while examening the filesystem.
	 * @throws DocumentRoot
	 * @throws TimeRetrievalException
	 * @throws boost::thread_interrupted
	 * @warning The return value may only be used as long as <tt>config</tt>
	 *          hasn't been destroyed.
	 */
	const char *getBaseURI() {
		TRACE_POINT();
		autoDetect();
		return baseURI;
	}

/**
	 * Returns the filename of the 'public' directory of the application
	 * that's associated with the HTTP request.
	 *
	 * @throws FileSystemException An error occured while examening the filesystem.
	 * @throws DocumentRootDeterminationError Unable to query the location of the document root.
	 * @throws TimeRetrievalException
	 * @throws boost::thread_interrupted
	 */
	const string &getPublicDirectory() {
		autoDetect();
		return publicDir;
	}

/**
	 * Returns the application root, or the empty string if this request does not
	 * belong to an application.
	 *
	 * @throws FileSystemException An error occured while examening the filesystem.
	 * @throws DocumentRootDeterminationError Unable to query the location of the document root.
	 * @throws TimeRetrievalException
	 * @throws boost::thread_interrupted
	 */
	const string &getAppRoot() {
		autoDetect();
		return appRoot;
	}

/**
	 * Returns the application detector result associated with the HTTP request.
	 *
	 * @throws FileSystemException An error occured while examening the filesystem.
	 * @throws DocumentRootDeterminationError Unable to query the location of the document root.
	 * @throws TimeRetrievalException
	 * @throws boost::thread_interrupted
	 */
	AppTypeDetector::Detector::Result getDetectorResult() {
		autoDetect();
		return detectorResult;
	}
};

} // namespace Apache2Module
} // namespace Passenger

#endif /* _PASSENGER_APACHE2_DIRECTORY_MAPPER_H_ */

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Editing: DirectoryMapper.h

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