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plugin/forward: Treat forward upstream hostnames as absolute FQDNs to avoid search-domain resolution. (#8563)

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Yong Tang
2026-09-19 21:37:34 -07:00
committed by GitHub
parent ce5ee05bee
commit 5cb7cdc914
3 changed files with 27 additions and 2 deletions
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plugin/forward/README.md
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@@ -32,7 +32,8 @@ forward FROM TO...
* **TO...** are the destination endpoints to forward to. The **TO** syntax allows you to specify
a protocol, `tls://9.9.9.9`, `quic://94.140.14.14`, `https://9.9.9.9` (DoH defaults to `/dns-query` path) or `dns://` (or no protocol)
for plain DNS. The number of upstreams is limited to 15. In addition to IP addresses and files (like `/etc/resolv.conf`), **TO** can also be
a hostname (e.g., `my-dns.svc.cluster.local`). Hostnames are resolved to IP addresses at startup.
a hostname (e.g., `my-dns.svc.cluster.local`). Hostnames are resolved to IP addresses at startup and are treated as
absolute DNS names even without a trailing dot; resolver search domains are not applied.
See the `resolver` option below.
Multiple upstreams are randomized (see `policy`) on first use. When a healthy proxy returns an error