From be8958552ea68645f198c083498530c242dffc96 Mon Sep 17 00:00:00 2001 From: Miek Gieben Date: Fri, 11 Jun 2021 19:54:49 +0200 Subject: plugin/secondary: doc updates (#4686) Add retry behavior on startup and point to RFC 5936 Signed-off-by: Miek Gieben --- plugin/secondary/README.md | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'plugin') diff --git a/plugin/secondary/README.md b/plugin/secondary/README.md index 057d72d59..b22965ef8 100644 --- a/plugin/secondary/README.md +++ b/plugin/secondary/README.md @@ -10,6 +10,9 @@ With *secondary* you can transfer (via AXFR) a zone from another server. The ret *not committed* to disk (a violation of the RFC). This means restarting CoreDNS will cause it to retrieve all secondary zones. +If the primary server(s) don't respond when CoreDNS is starting up, the AXFR will be retried +indefinitely every 10s. + ## Syntax ~~~ @@ -67,3 +70,4 @@ Only AXFR is supported and the retrieved zone is not committed to disk. ## See Also See the *transfer* plugin to enable zone transfers _to_ other servers. +And RFC 5936 detailing the AXFR protocol. -- cgit v1.2.3