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Replace DnsMessageTransport with SimpleResolver - #3254

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gbrodman merged 1 commit into
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gbrodman:simpleResolver
Nov 2, 2026
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gbrodman merged 1 commit into
google:masterfrom
gbrodman:simpleResolver

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@gbrodman gbrodman commented Oct 29, 2026 •

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Now that Nomulus runs on GKE rather than App Engine Standard, java.nio.channels.SocketChannel is supported and the custom DnsMessageTransport socket wrapper is no longer needed.

  • Delete DnsMessageTransport and DnsMessageTransportTest.
  • Provide an org.xbill.DNS.SimpleResolver (configured with TCP and dnsUpdateTimeout) via DnsUpdateWriterModule.provideResolver().
  • Inject org.xbill.DNS.Resolver directly into DnsUpdateWriter.
  • Update DnsUpdateWriterTest to mock Resolver, add unit and loopback TCP tests for SimpleResolver integration

Note: we at Google Registry generally don't use this writer; we use CloudDnsWriter isntead
b/463732345


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Now that Nomulus runs on GKE rather than App Engine Standard, java.nio.channels.SocketChannel is supported and the custom DnsMessageTransport socket wrapper is no longer needed.

- Delete DnsMessageTransport and DnsMessageTransportTest.
- Provide an org.xbill.DNS.SimpleResolver (configured with TCP and dnsUpdateTimeout) via DnsUpdateWriterModule.provideResolver().
- Inject org.xbill.DNS.Resolver directly into DnsUpdateWriter.
- Update DnsUpdateWriterTest to mock Resolver, add unit and loopback TCP tests for SimpleResolver integration

Note: we at Google Registry generally don't use this writer; we use
CloudDnsWriter instead

b/463732345

@weiminyu weiminyu left a comment

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@weiminyu reviewed 5 files and all commit messages.
Reviewable status: :shipit: complete! all files reviewed, all discussions resolved (waiting on gbrodman).

@gbrodman
gbrodman added this pull request to the merge queue Nov 2, 2026
Merged via the queue into google:master with commit 92f57e3 Nov 2, 2026
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@gbrodman
gbrodman deleted the simpleResolver branch November 2, 2026 20:20
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2 participants