+ j Rt^RIHt^RIHtHt^RIHtHtH t !RR4t ]!]P4!RR]P44t R#) z Lookup a name using multiple resolvers. Future Plans: This needs someway to specify which resolver answered the query, or someway to specify (authority|ttl|cache behavior|more?) ) implementer)defer interfaces)commondnserrorc,a]tRt^toRtRtRtVtR#)FailureHandlerc*WnW nW0nR#N)resolverquerytimeout)selfr r rs&&&&7/usr/lib/python3/dist-packages/twisted/names/resolve.py__init__FailureHandler.__init__s   cVP\P\P\ 4VP VPVP4#r ) trapr DomainErrorr TimeoutErrorNotImplementedErrorr r r)rfailures&&r__call__FailureHandler.__call__s6 S__e&8&8:MN}}TZZ66r)r r rN)__name__ __module__ __qualname____firstlineno__rr__static_attributes____classdictcell__ __classdict__s@rr r s 77rr c:a]tRt^toRtRtRtRRltRtVt R#) ResolverChainz0 Lookup an address using multiple L{IResolver}s c P\PPV4WnR#)zQ @type resolvers: L{list} @param resolvers: A L{list} of L{IResolver} providers. N)r ResolverBaser resolvers)rr(s&&rrResolverChain.__init__%s $$T*"rc lVP'g*\P!\P!44#\ P !WV4pVP^,PWT4pVPR,F(pVP\VPWT44pK* V#)a Build a L{dns.Query} for the given parameters and dispatch it to each L{IResolver} in C{self.resolvers} until an answer or L{error.AuthoritativeDomainError} is returned. @type name: C{str} @param name: DNS name to resolve. @type type: C{int} @param type: DNS record type. @type cls: C{int} @param cls: DNS record class. @type timeout: Sequence of C{int} @param timeout: Number of seconds after which to reissue the query. When the last timeout expires, the query is considered failed. @rtype: L{Deferred} @return: A L{Deferred} which fires with a three-tuple of lists of L{twisted.names.dns.RRHeader} instances. The first element of the tuple gives answers. The second element of the tuple gives authorities. The third element of the tuple gives additional information. The L{Deferred} may instead fail with one of the exceptions defined in L{twisted.names.error} or with C{NotImplementedError}. NN) r(rfailrrrQueryr addErrbackr )rnameclstyperqdrs&&&&& r_lookupResolverChain._lookup-s8~~~::e//12 2 IId# & NN1  # #A /##A ^AGGQ@AA$rNc>VP'g*\P!\P!44#VP^,P W4pVPR,F(pVP \VP W44pK* V#)r+)r(rr-rrlookupAllRecordsr/r )rr0rr4r5s&&& rr:ResolverChain.lookupAllRecordsQst ~~~::e//12 2 NN1  . .t =##A ^A,>,>NOA$r)r(r ) rrrr__doc__rr6r:r r!r"s@rr%r%s#"H  rr%N)r<zope.interfacertwisted.internetrr twisted.namesrrrr IResolverr'r%rrrBsN '.,, 7 7 Z ! !";F'';#;r