twisted.names.dns.DNSMixin

Method	`__init__`	Undocumented
Method	`callLater`	Wrapper around reactor.callLater, mainly for test purpose.
Method	`pickID`	Return a unique ID for queries.
Class Variable	`liveMessages`	Undocumented
Instance Variable	`controller`	Undocumented
Instance Variable	`id`	Undocumented
Method	`_clearFailed`	Clean the Deferred after a timeout.
Method	`_query`	Send out a message with the given queries.
Instance Variable	`_reactor`	A `IReactorTime` and `IReactorUDP` provider which will be used to issue DNS queries and manage request timeouts.

def __init__(self, controller, reactor=None): (source)

Undocumented

def callLater(self, period, func, *args): (source)

Wrapper around reactor.callLater, mainly for test purpose.

def pickID(self): (source)

Return a unique ID for queries.

liveMessages = (source)

overridden in twisted.names.dns.DNSDatagramProtocol, twisted.names.dns.DNSProtocol

Undocumented

controller = (source)

Undocumented

Undocumented

def _clearFailed(self, deferred, id): (source)

Clean the Deferred after a timeout.

def _query(self, queries, timeout, id, writeMessage): (source)

Send out a message with the given queries.

Parameters
queries:`list` of `Query` instances	The queries to transmit
timeout:`int` or `float`	How long to wait before giving up
id:`int`	Unique key for this request
writeMessage:`callable`	One-parameter callback which writes the message
Returns
`Deferred`	a `Deferred` which will be fired with the result of the query, or errbacked with any errors that could happen (exceptions during writing of the query, timeout errors, ...).

_reactor = (source)

A IReactorTime and IReactorUDP provider which will be used to issue DNS queries and manage request timeouts.