Package ClusterShell :: Package Engine :: Module Poll :: Class EnginePoll

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Class EnginePoll

Poll Engine

ClusterShell engine using the select.poll mechanism (Linux poll() syscall).

Instance Methods

__init__(self, info)
Initialize Engine.

source code

_register_specific(self, fd, event)
Engine-specific register fd for event method.

source code

_unregister_specific(self, fd, ev_is_set)
Engine-specific unregister fd method.

source code

_modify_specific(self, fd, event, setvalue)
Engine-specific modifications after a interesting event change for a file descriptor.

source code

runloop(self, timeout)
Poll engine run(): start clients and properly get replies

source code

Inherited from Engine.Engine: abort, add, add_timer, clear, clients, exited, fire_timers, modify, ports, register, remove, remove_timer, run, set_events, set_reading, set_reading_error, set_writing, snoop_ports, start_all, start_ports, unregister, unregister_writer

Inherited from Engine.Engine (private): _debug, _fd2client, _remove

Class Variables

identifier = 'poll'

Inherited from Engine.Engine: E_ANY, E_ERROR, E_READ, E_WRITE

Method Details

init(self, info)
(Constructor)

Initialize Engine.

Overrides: Engine.Engine.__init__

_register_specific(self, fd, event)

Engine-specific register fd for event method.

Overrides: Engine.Engine._register_specific: (inherited documentation)

_unregister_specific(self, fd, ev_is_set)

Engine-specific unregister fd method.

Overrides: Engine.Engine._unregister_specific: (inherited documentation)

_modify_specific(self, fd, event, setvalue)

Engine-specific modifications after a interesting event change for a file descriptor. Called automatically by Engine register/unregister and set_events(). For the poll() engine, it reg/unreg or modifies the event mask associated to a file descriptor.

Overrides: Engine.Engine._modify_specific

runloop(self, timeout)

Poll engine run(): start clients and properly get replies

Overrides: Engine.Engine.runloop