📅 Original date posted:2014-05-21
📝 Original message:Great, thanks for this contribution!
Do you plan to have your seeds reachable on port 53 eventually?
Currently bitcoinj cannot deal with nonstandard ports I think.
On 05/21/2014 11:23 AM, Alex Kotenko wrote:
> okay, I've set it up with bind forwarding requests to two dnsseeds
> running on separate ports. Though I see a problem with testnet DNS seed
> itself. It runs, but somehow it only returns one IP address. Exactly
> same DNS seeder looking for mainnet nodes is working fine.
>
> You can reach seeds through
> mainnet seed:
> dig @node.alexykot.me <http://node.alexykot.me>; bitcoin-seed.alexykot.me
> <http://bitcoin-seed.alexykot.me>; A
> or directly
> dig -p 8353 @node.alexykot.me <http://node.alexykot.me>;
> bitcoin-seed.alexykot.me <http://bitcoin-seed.alexykot.me>; A
>
> testnet seed
> dig @node.alexykot.me <http://node.alexykot.me>; testnet-seed.alexykot.me
> <http://testnet-seed.alexykot.me>; A
> or directly
> dig -p 18353 @node.alexykot.me <http://node.alexykot.me>;
> testnet-seed.alexykot.me <http://testnet-seed.alexykot.me>; A
>
> So what can be the problem with testnet DNS seeder?
>
>
> Best regards,
> Alex Kotenko
>
>
> 2014-05-20 1:50 GMT+01:00 Robert McKay <robert at mckay.com
> <mailto:robert at mckay.com>>:
>
> On Tue, 20 May 2014 01:44:29 +0100, Robert McKay wrote:
> > On Mon, 19 May 2014 19:49:52 -0400, Jeff Garzik wrote:
> >> On Mon, May 19, 2014 at 4:36 PM, Robert McKay <robert at mckay.com
> <mailto:robert at mckay.com>>
> >> wrote:
> >>> It should be possible to configure bind as a DNS forwarder.. this
> >>> can
> >>> be done in a zone context.. then you can forward the different
> >>> zones
> >>> to
> >>> different dnsseed daemons running on different non-public IPs or
> >>> two
> >>> different ports on the same IP (or on one single non-public IP
> >>> since
> >>> there's really no reason to expose the dnsseed directly daemon at
> >>> all).
> >>
> >> Quite the opposite. dnsseed data rotates through a lot of addresses
> >> if available. Using the bind/zone-xfer system would result in fewer
> >> total addresses going through to the clients, thanks to the addition
> >> of caching levels that the bind/zone-xfer system brings.
> >>
> >> That said, if the choice is between no-service and bind, bind it is
> >> ;p
> >
> > Setting it up as a zone forwarder causes each request to go through
> > to
> > the dnsseed backend for each request.
>
> This stackoverflow describes a similar situation;
>
> http://stackoverflow.com/questions/15338232/how-to-forward-a-subzone
>
> you can additionally specify the port to forward too;
>
> http://www.zytrax.com/books/dns/ch7/queries.html#forwarders
>
> it should be possible to forward to different ports on 127.0.0.1 for
> each dnsseed instance.
>
> Rob
>
> ------------------------------------------------------------------------------
> "Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE
> Instantly run your Selenium tests across 300+ browser/OS combos.
> Get unparalleled scalability from the best Selenium testing platform
> available
> Simple to use. Nothing to install. Get started now for free."
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> _______________________________________________
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> Bitcoin-development at lists.sourceforge.net
> <mailto:Bitcoin-development at lists.sourceforge.net>
> https://lists.sourceforge.net/lists/listinfo/bitcoin-development
>
>
>
>
> ------------------------------------------------------------------------------
> "Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE
> Instantly run your Selenium tests across 300+ browser/OS combos.
> Get unparalleled scalability from the best Selenium testing platform available
> Simple to use. Nothing to install. Get started now for free."
> http://p.sf.net/sfu/SauceLabs
>
>
>
> _______________________________________________
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> Bitcoin-development at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/bitcoin-development
>
Andreas Schildbach [ARCHIVE] /
npub1xg…adsv7
2023-06-07 15:21:27
in reply to nevent1q…jljk
Author Public Key
npub1xg2m84malu0cfm4444r0kysx4rgk27e75aj6sz6538kw8fcz627qeadsv7Published at
2023-06-07 15:21:27Event JSON
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"created_at": 1686151287,
"kind": 1,
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"content": "📅 Original date posted:2014-05-21\n📝 Original message:Great, thanks for this contribution!\n\nDo you plan to have your seeds reachable on port 53 eventually?\nCurrently bitcoinj cannot deal with nonstandard ports I think.\n\n\nOn 05/21/2014 11:23 AM, Alex Kotenko wrote:\n\u003e okay, I've set it up with bind forwarding requests to two dnsseeds\n\u003e running on separate ports. Though I see a problem with testnet DNS seed\n\u003e itself. It runs, but somehow it only returns one IP address. Exactly\n\u003e same DNS seeder looking for mainnet nodes is working fine. \n\u003e \n\u003e You can reach seeds through\n\u003e mainnet seed:\n\u003e dig @node.alexykot.me \u003chttp://node.alexykot.me\u003e bitcoin-seed.alexykot.me\n\u003e \u003chttp://bitcoin-seed.alexykot.me\u003e A\n\u003e or directly\n\u003e dig -p 8353 @node.alexykot.me \u003chttp://node.alexykot.me\u003e\n\u003e bitcoin-seed.alexykot.me \u003chttp://bitcoin-seed.alexykot.me\u003e A\n\u003e \n\u003e testnet seed\n\u003e dig @node.alexykot.me \u003chttp://node.alexykot.me\u003e testnet-seed.alexykot.me\n\u003e \u003chttp://testnet-seed.alexykot.me\u003e A\n\u003e or directly\n\u003e dig -p 18353 @node.alexykot.me \u003chttp://node.alexykot.me\u003e\n\u003e testnet-seed.alexykot.me \u003chttp://testnet-seed.alexykot.me\u003e A\n\u003e \n\u003e So what can be the problem with testnet DNS seeder?\n\u003e \n\u003e \n\u003e Best regards, \n\u003e Alex Kotenko\n\u003e \n\u003e \n\u003e 2014-05-20 1:50 GMT+01:00 Robert McKay \u003crobert at mckay.com\n\u003e \u003cmailto:robert at mckay.com\u003e\u003e:\n\u003e \n\u003e On Tue, 20 May 2014 01:44:29 +0100, Robert McKay wrote:\n\u003e \u003e On Mon, 19 May 2014 19:49:52 -0400, Jeff Garzik wrote:\n\u003e \u003e\u003e On Mon, May 19, 2014 at 4:36 PM, Robert McKay \u003crobert at mckay.com\n\u003e \u003cmailto:robert at mckay.com\u003e\u003e\n\u003e \u003e\u003e wrote:\n\u003e \u003e\u003e\u003e It should be possible to configure bind as a DNS forwarder.. this\n\u003e \u003e\u003e\u003e can\n\u003e \u003e\u003e\u003e be done in a zone context.. then you can forward the different\n\u003e \u003e\u003e\u003e zones\n\u003e \u003e\u003e\u003e to\n\u003e \u003e\u003e\u003e different dnsseed daemons running on different non-public IPs or\n\u003e \u003e\u003e\u003e two\n\u003e \u003e\u003e\u003e different ports on the same IP (or on one single non-public IP\n\u003e \u003e\u003e\u003e since\n\u003e \u003e\u003e\u003e there's really no reason to expose the dnsseed directly daemon at\n\u003e \u003e\u003e\u003e all).\n\u003e \u003e\u003e\n\u003e \u003e\u003e Quite the opposite. dnsseed data rotates through a lot of addresses\n\u003e \u003e\u003e if available. Using the bind/zone-xfer system would result in fewer\n\u003e \u003e\u003e total addresses going through to the clients, thanks to the addition\n\u003e \u003e\u003e of caching levels that the bind/zone-xfer system brings.\n\u003e \u003e\u003e\n\u003e \u003e\u003e That said, if the choice is between no-service and bind, bind it is\n\u003e \u003e\u003e ;p\n\u003e \u003e\n\u003e \u003e Setting it up as a zone forwarder causes each request to go through\n\u003e \u003e to\n\u003e \u003e the dnsseed backend for each request.\n\u003e \n\u003e This stackoverflow describes a similar situation;\n\u003e \n\u003e http://stackoverflow.com/questions/15338232/how-to-forward-a-subzone\n\u003e \n\u003e you can additionally specify the port to forward too;\n\u003e \n\u003e http://www.zytrax.com/books/dns/ch7/queries.html#forwarders\n\u003e \n\u003e it should be possible to forward to different ports on 127.0.0.1 for\n\u003e each dnsseed instance.\n\u003e \n\u003e Rob\n\u003e \n\u003e ------------------------------------------------------------------------------\n\u003e \"Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE\n\u003e Instantly run your Selenium tests across 300+ browser/OS combos.\n\u003e Get unparalleled scalability from the best Selenium testing platform\n\u003e available\n\u003e Simple to use. Nothing to install. Get started now for free.\"\n\u003e http://p.sf.net/sfu/SauceLabs\n\u003e _______________________________________________\n\u003e Bitcoin-development mailing list\n\u003e Bitcoin-development at lists.sourceforge.net\n\u003e \u003cmailto:Bitcoin-development at lists.sourceforge.net\u003e\n\u003e https://lists.sourceforge.net/lists/listinfo/bitcoin-development\n\u003e \n\u003e \n\u003e \n\u003e \n\u003e ------------------------------------------------------------------------------\n\u003e \"Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE\n\u003e Instantly run your Selenium tests across 300+ browser/OS combos.\n\u003e Get unparalleled scalability from the best Selenium testing platform available\n\u003e Simple to use. Nothing to install. Get started now for free.\"\n\u003e http://p.sf.net/sfu/SauceLabs\n\u003e \n\u003e \n\u003e \n\u003e _______________________________________________\n\u003e Bitcoin-development mailing list\n\u003e Bitcoin-development at lists.sourceforge.net\n\u003e https://lists.sourceforge.net/lists/listinfo/bitcoin-development\n\u003e",
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}