Package cherrypy :: Package lib :: Module sessions :: Class PostgresqlSession
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Class PostgresqlSession

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object --+    
         |    
   Session --+
             |
            PostgresqlSession

Implementation of the PostgreSQL backend for sessions. It assumes
    a table like this:

        create table session (
            id varchar(40),
            data text,
            expiration_time timestamp
        )

You must provide your own get_db function.

Nested Classes [hide private]

Inherited from Session: __metaclass__

Instance Methods [hide private]
 
__init__(self, id=None, **kwargs)
x.__init__(...) initializes x; see x.__class__.__doc__ for signature
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__del__(self) source code
 
_exists(self) source code
 
_load(self) source code
 
_save(self, expiration_time) source code
 
_delete(self) source code
 
acquire_lock(self)
Acquire an exclusive lock on the currently-loaded session data.
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release_lock(self)
Release the lock on the currently-loaded session data.
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clean_up(self)
Clean up expired sessions.
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Inherited from Session: __contains__, __delitem__, __getitem__, __setitem__, clear, delete, generate_id, get, has_key, items, keys, load, pop, regenerate, save, setdefault, update, values

Inherited from Session (private): _get_id, _set_id

Inherited from object: __delattr__, __format__, __getattribute__, __hash__, __new__, __reduce__, __reduce_ex__, __repr__, __setattr__, __sizeof__, __str__, __subclasshook__

Class Methods [hide private]
 
setup(cls, **kwargs)
Set up the storage system for Postgres-based sessions.
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Class Variables [hide private]

Inherited from Session: clean_freq, clean_freq__doc, clean_thread, clean_thread__doc, id__doc, id_observers, id_observers__doc, loaded, loaded__doc, locked, locked__doc, timeout, timeout__doc

Inherited from Session (private): _id

Properties [hide private]

Inherited from Session: id

Inherited from object: __class__

Method Details [hide private]

__init__(self, id=None, **kwargs)
(Constructor)

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x.__init__(...) initializes x; see x.__class__.__doc__ for signature

Overrides: object.__init__
(inherited documentation)

setup(cls, **kwargs)
Class Method

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Set up the storage system for Postgres-based sessions.

This should only be called once per process; this will be done automatically when using sessions.init (as the built-in Tool does).

clean_up(self)

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Clean up expired sessions.

Overrides: Session.clean_up