ServiceRep.h

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/*
 * Copyright (C) 1996-2022 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
/* DEBUG: section 93    eCAP Interface */
 
#ifndef SQUID_ECAP_SERVICE_REP_H
#define SQUID_ECAP_SERVICE_REP_H
 
#include "adaptation/forward.h"
#include "adaptation/Service.h"
#include <libecap/common/forward.h>
#include <libecap/common/memory.h>
 
namespace Adaptation
{
namespace Ecap
{
 
/* The eCAP service representative maintains information about a single eCAP
   service that Squid communicates with. One eCAP module may register many
   eCAP services. */
 
class ServiceRep : public Adaptation::Service
{
public:
    explicit ServiceRep(const ServiceConfigPointer &aConfig);
    virtual ~ServiceRep();
 
    typedef libecap::shared_ptr<libecap::adapter::Service> AdapterService;
 
    /* Adaptation::Service API */
    virtual void finalize();
    virtual bool probed() const;
    virtual bool up() const;
    virtual Adaptation::Initiate *makeXactLauncher(Http::Message *virginHeader, HttpRequest *virginCause, AccessLogEntry::Pointer &alp);
    virtual bool wantsUrl(const SBuf &urlPath) const;
    virtual void noteFailure();
    virtual const char *status() const;
    virtual void detach();
    virtual bool detached() const;
 
protected:
    void tryConfigureAndStart();
    bool handleFinalizeFailure(const char *error);
 
private:
    AdapterService theService; // the actual adaptation service we represent
    bool           isDetached;
};
 
void RegisterAdapterService(const ServiceRep::AdapterService& adapterService);
void UnregisterAdapterService(const String& serviceUri);
 
ServiceRep::AdapterService FindAdapterService(const String& serviceUri);
 
void CheckUnusedAdapterServices(const Services& services);
} // namespace Ecap
} // namespace Adaptation
 
#endif /* SQUID_ECAP_SERVICE_REP_H */