Thank you for your contribution. I'm looking forward to getting this bug fixed!
-g > On Dec 11, 2020, at 7:59 AM, spam tam <kuchasp...@gmail.com> wrote: > > I will try to pass the rest of the checklist > > On Fri, Dec 11, 2020 at 6:45 PM Jean-Paul Calderone > <exar...@twistedmatrix.com <mailto:exar...@twistedmatrix.com>> wrote: > On Fri, Dec 11, 2020 at 10:31 AM spam tam <kuchasp...@gmail.com > <mailto:kuchasp...@gmail.com>> wrote: > Yes. I would like to replace ANY with A and AAAA requests. > I created pull request: https://github.com/twisted/twisted/pull/1488 > <https://github.com/twisted/twisted/pull/1488> > It's an easy solution. I just request for A records and if A doesn't provide > IP I create AAAA request. > > Thanks for your work on this so far. Are you interested in finishing up the > PR (at least go down the rest of the checklist)? If so, wonderful. If not, > it would be good to know and maybe someone else can pick up the task from > here. > > Jean-Paul > > > On Fri, Dec 11, 2020 at 6:03 PM Barry Scott <barry.sc...@forcepoint.com > <mailto:barry.sc...@forcepoint.com>> wrote: > On Friday, 11 December 2020 14:23:49 GMT spam tam wrote: > > Dis you read the whole my email? > > Did you read this: > > https://blog.cloudflare.com/rfc8482-saying-goodbye-to-any/ > > <https://blog.cloudflare.com/rfc8482-saying-goodbye-to-any/> > > > > ANY is not supported by internet. Sometime works sometime not > > Oh I missed that. That is very interesting. > Is that what you are trying to fix in twisted? The use of ANY? > > Barry > > > > > Пт, 11 дек. 2020 г. в 12:26, Barry Scott <barry.sc...@forcepoint.com > > <mailto:barry.sc...@forcepoint.com>>: > > > > > On Thursday, 10 December 2020 23:29:33 GMT spam tam wrote: > > > > I would like to find problems with ANY. But I think that there is no > > > > problem. > > > > DNS servers don't provide standard response for ANY request. My local > > > > machine doesn't provide correct response for request: > > > > > > So you need to fix your network infra not twisted right? > > > > > > Barry > > > > > > > > > > > > > > $ dig amazon.in <http://amazon.in/> any > > > > > > > > ; <<>> DiG 9.16.1-Ubuntu <<>> amazon.in <http://amazon.in/> any > > > > ;; global options: +cmd > > > > ;; connection timed out; no servers could be reached > > > > > > > > My VPS server provide such response: > > > > > > > > ; <<>> DiG 9.10.3-P4-Ubuntu <<>> amazon.in <http://amazon.in/> any > > > > ;; global options: +cmd > > > > ;; Got answer: > > > > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 54130 > > > > ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 > > > > > > > > ;; OPT PSEUDOSECTION: > > > > ; EDNS: version: 0, flags:; udp: 512 > > > > ;; QUESTION SECTION: > > > > ;amazon.in <http://amazon.in/>. IN ANY > > > > > > > > ;; ANSWER SECTION: > > > > amazon.in <http://amazon.in/>. 3599 IN HINFO > > > > "RFC8482" "" > > > > > > > > ;; Query time: 40 msec > > > > ;; SERVER: 8.8.8.8#53(8.8.8.8) > > > > ;; WHEN: Thu Dec 10 22:10:39 UTC 2020 > > > > ;; MSG SIZE rcvd: 59 > > > > > > > > It sometimes provides another response. But the problem is that > > > > behaviour > > > > with ANY is not stable. > > > > The present and the future of ANY are hazy. Read more here: > > > > https://blog.cloudflare.com/rfc8482-saying-goodbye-to-any/ > > > > <https://blog.cloudflare.com/rfc8482-saying-goodbye-to-any/> > > > > > > > > If you don't see the problem please provide your opinion. I would like > > > > to > > > > find solution with ANY but it seems it is impossible. > > > > > > > > So what do you think? > > > > > > > > On Thu, Dec 10, 2020 at 8:30 PM Barry Scott <barry.sc...@forcepoint.com > > > > <mailto:barry.sc...@forcepoint.com>> > > > > wrote: > > > > > > > > > Answers to but your emails in line. > > > > > > > > > > I've added the twisted list back in so others can comment. > > > > > > > > > > On Wednesday, 9 December 2020 21:17:51 GMT spam tam wrote: > > > > > > As additional information you can check how operation system works > > > with > > > > > dns. > > > > > > You can run > > > > > > > > > > > > *sudo tcpdump -i lo -v port 53* > > > > > > as UDP local sniffer. > > > > > > > > > > Agreed great tool to debug this stuff with. > > > > > And use wireshark to decode the output. > > > > > > > > > > > And run > > > > > > > > > > > > *dig google.com <http://google.com/> <http://google.com > > > > > > <http://google.com/>>* > > > > > > > > > > > > And you will see that it makes A request. Not ANY > > > > > > > > > > That is the dig default to use A. Use this to do a any query. > > > > > > > > > > dig google.com <http://google.com/> any > > > > > > > > > > I checked the man page to see if anything extra can be printed but it > > > > > looks like > > > > > the default is to print everything dig knows how to print. The options > > > only > > > > > remove output it seems. > > > > > > > > > > > On Wed, Dec 9, 2020 at 11:42 PM spam tam <kuchasp...@gmail.com > > > > > > <mailto:kuchasp...@gmail.com>> > > > wrote: > > > > > > > > > > > > > Yes. You are correct. My local dns just is not stable. But try > > > this: > > > > > > > > > > > > > > python3.8 dns_lookup6.py amazon.in <http://amazon.in/> > > > > > > > > > > > > > > It provides response: > > > > > > > > > > > > > > --- dnsLookupDone ([<RR name=amazon.in <http://amazon.in/> > > > > > > > type=HINFO class=IN > > > ttl=3599s > > > > > > > auth=False>], [], []) > > > > > > > --- dnsLookupDone RR <RR name=amazon.in <http://amazon.in/> > > > > > > > type=HINFO class=IN > > > ttl=3599s > > > > > > > auth=False> type 13 payload <HINFO cpu='RFC8482' os='' ttl=3599> > > > > > > > > > > > > > > There are not CNAME, A, AAAA or NS records. This means that > > > > > > > current > > > > > > > twisted.names.common.extractRecord will not provide IP. > > > > > > > What do you think about this? May be we should replace dns ANY > > > request > > > > > > > with A and AAAA? > > > > > > > > > > Now that is interesting because dig returns 54 lines of output from: > > > > > > > > > > dig amazon.in <http://amazon.in/> any > > > > > > > > > > (I won't paste the 54 lines). > > > > > > > > > > I good question is why did twisted not see that huge set of records? > > > > > > > > > > I'd want to understand why twisted is only seeing the HINFO and not > > > > > all > > > > > the other > > > > > records. Fixing that would, I'm guessing, fix a lot of things. > > > > > > > > > > I'm not sure when I can look at this. Do you want to look at the > > > packets > > > > > that > > > > > twisted sends and receives and compared to dig? > > > > > > > > > > Barry > > > > > > > > > > > > > > > > > > > > > > > > > > > > > On Wed, Dec 9, 2020 at 12:16 PM Barry Scott < > > > > > barry.sc...@forcepoint.com <mailto:barry.sc...@forcepoint.com>> > > > > > > > wrote: > > > > > > > > > > > > > > > > On Tuesday, 8 December 2020 21:01:56 GMT spam tam wrote: > > > > > > > > > I continue to investigate the issue. I try to call your script > > > like > > > > > > > this: > > > > > > > > > > > > > > > > > > python dns_lookup6.py www.washingtonexaminer.com > > > > > > > > > <http://www.washingtonexaminer.com/> > > > > > > > > > > > > > > > > > > And get response: > > > > > > > > > dnsLookupFailed <twisted.python.failure.Failure > > > > > > > > > twisted.names.error.DNSServerError: <Message id=55958 rCode=2 > > > > > > > > > maxSize=0 flags=answer,recDes,recAv > > > > > > > > > queries=[Query('www.washingtonexaminer.com > > > > > > > > > <http://www.washingtonexaminer.com/>', 255, 1)]>> > > > > > > > > > result.value.__dict__ {} > > > > > > > > > > > > > > > > > > Is that ok? > > > > > > > > > > > > > > > > > The output I get is this: > > > > > > > > > > > > > > > > $ python3.8 dns_lookup6.py www.washingtonexaminer.com > > > > > > > > <http://www.washingtonexaminer.com/> > > > > > > > > Took: 0.029293 > > > > > > > > --- dnsLookupDone ([<RR name=www.washingtonexaminer.com > > > > > > > > <http://www.washingtonexaminer.com/> > > > type=CNAME > > > > > > > class=IN ttl=37s auth=False>], [], []) > > > > > > > > --- dnsLookupDone RR <RR name=www.washingtonexaminer.com > > > > > > > > <http://www.washingtonexaminer.com/> > > > type=CNAME > > > > > > > class=IN ttl=37s auth=False> type 5 payload <CNAME name= > > > > > > > 4067e1ed38.10005.sucurifirewall.com > > > > > > > <http://4067e1ed38.10005.sucurifirewall.com/> ttl=37> > > > > > > > > > > > > > > > > And this is the output of dig: > > > > > > > > > > > > > > > > $ dig www.washingtonexaminer.com > > > > > > > > <http://www.washingtonexaminer.com/> > > > > > > > > > > > > > > > > ; <<>> DiG 9.11.24-RedHat-9.11.24-2.fc32 <<>> > > > > > www.washingtonexaminer.com <http://www.washingtonexaminer.com/> > > > > > > > > ;; global options: +cmd > > > > > > > > ;; Got answer: > > > > > > > > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 61831 > > > > > > > > ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, > > > ADDITIONAL: 1 > > > > > > > > > > > > > > > > ;; OPT PSEUDOSECTION: > > > > > > > > ; EDNS: version: 0, flags:; udp: 4000 > > > > > > > > ;; QUESTION SECTION: > > > > > > > > ;www.washingtonexaminer.com > > > > > > > > <http://www.washingtonexaminer.com/>. IN A > > > > > > > > > > > > > > > > ;; ANSWER SECTION: > > > > > > > > www.washingtonexaminer.com > > > > > > > > <http://www.washingtonexaminer.com/>. 599 IN CNAME > > > > > > > 4067e1ed38.10005.sucurifirewall.com > > > > > > > <http://4067e1ed38.10005.sucurifirewall.com/>. > > > > > > > > 4067e1ed38.10005.sucurifirewall.com > > > > > > > > <http://4067e1ed38.10005.sucurifirewall.com/>. 7199 IN A > > > > > > > > 192.124.249.5 > > > > > > > > > > > > > > > > ;; Query time: 50 msec > > > > > > > > ;; SERVER: 10.5.10.11#53(10.5.10.11) > > > > > > > > ;; WHEN: Wed Dec 09 09:13:54 GMT 2020 > > > > > > > > ;; MSG SIZE rcvd: 117 > > > > > > > > > > > > > > > > Barry > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > Twisted-Python mailing list > Twisted-Python@twistedmatrix.com <mailto:Twisted-Python@twistedmatrix.com> > https://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python > <https://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python> > _______________________________________________ > Twisted-Python mailing list > Twisted-Python@twistedmatrix.com <mailto:Twisted-Python@twistedmatrix.com> > https://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python > <https://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python> > _______________________________________________ > Twisted-Python mailing list > Twisted-Python@twistedmatrix.com > https://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python
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