Re: [Cppcms-users] Destroying all sessions on application exit

[Artyom B. <art...@ya...>]

The obvious would be to cleanup the storage in the factory destructor.

If the applications shuts down properly (using SIGTERM for example)
than the destructor should be called.


 
Artyom Beilis
--------------
CppCMS - C++ Web Framework:   http://cppcms.com/
CppDB - C++ SQL Connectivity: http://cppcms.com/sql/cppdb/



>________________________________
> From: Christian Gmeiner <chr...@gm...>
>To: cpp...@li... 
>Sent: Monday, January 21, 2013 12:19 PM
>Subject: [Cppcms-users] Destroying all sessions on application exit
> 
>Hi.
>
>I am using a custom session_storage, which creates a temporary folder
>for each user-session at a defined path - e.g. /media/session_storage.
>
>
>namespace cppcms {
>namespace sessions {
>
>    class session_memory_ext_storage_factory;
>
>    class CPPCMS_API session_memory_ext_storage : public session_storage {
>    public:
>        session_memory_ext_storage(std::string const &base) : base_(base) {}
>        virtual ~session_memory_ext_storage() {}
>
>        virtual void save(std::string const &key,time_t to,std::string
>const &value);
>        virtual bool load(std::string const &key,time_t &to,std::string &value);
>        virtual void remove(std::string const &key);
>        virtual bool is_blocking();
>
>    private:
>        void gc();
>        bool removeRecursively(const QString &path);
>
>        typedef std::multimap<time_t,std::string> timeout_type;
>        struct _data {
>            time_t timeout;
>            std::string info;
>            std::string path;
>            timeout_type::iterator timeout_ptr;
>        };
>        typedef boost::unordered_map<std::string,_data> map_type;
>        map_type map_;
>        timeout_type timeout_;
>        booster::shared_mutex mutex_;
>
>        std::string base_;
>
>        friend class session_memory_ext_storage_factory;
>    };
>
>    class CPPCMS_API session_memory_ext_storage_factory : public
>session_storage_factory {
>    public:
>        session_memory_ext_storage_factory(std::string const &base);
>        virtual booster::shared_ptr<session_storage> get();
>        virtual bool requires_gc();
>        virtual void gc_job();
>        virtual ~session_memory_ext_storage_factory();
>    private:
>        booster::shared_ptr<session_memory_ext_storage> storage_;
>    };
>
>} // sessions
>} // cppcms
>
>
>If i kill the cppcms based application some session folders are still
>existent. Is there a way to clean-up all sessions on application exit?
>
>thanks
>--
>Christian Gmeiner, MSc
>
>------------------------------------------------------------------------------
>Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS,
>MVC, Windows 8 Apps, JavaScript and much more. Keep your skills current
>with LearnDevNow - 3,200 step-by-step video tutorials by Microsoft
>MVPs and experts. SALE $99.99 this month only -- learn more at:
>http://p.sf.net/sfu/learnmore_122412
>_______________________________________________
>Cppcms-users mailing list
>Cpp...@li...
>https://lists.sourceforge.net/lists/listinfo/cppcms-users
>
>
>