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Configurable zone reload interval in file plugin (#2110)

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* Configurable zone reload interval in file plugin

* passing reload config from auto plugin to file plugin. removed noReload property from Zone struct. fixed tests based on short file reload hack
This commit is contained in:
marqc
2018-09-29 17:50:49 +02:00
committed by Miek Gieben
parent a80ec6096f
commit 552aab723c
12 changed files with 53 additions and 20 deletions
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7
plugin/file/README.md
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@@ -27,6 +27,7 @@ If you want to round robin A and AAAA responses look at the *loadbalance* plugin
~~~
file DBFILE [ZONES... ] {
transfer to ADDRESS...
reload DURATION
no_reload
upstream [ADDRESS...]
}
@@ -36,8 +37,10 @@ file DBFILE [ZONES... ] {
the direction. **ADDRESS** must be denoted in CIDR notation (127.0.0.1/32 etc.) or just as plain
addresses. The special wildcard `*` means: the entire internet (only valid for 'transfer to').
When an address is specified a notify message will be send whenever the zone is reloaded.
* `no_reload` by default CoreDNS will try to reload a zone every minute and reloads if the
SOA's serial has changed. This option disables that behavior.
* `reload` interval to perform reload of zone if SOA version changes. Default is one minute.
Value of `0` means to not scan for changes and reload. eg. `30s` checks zonefile every 30 seconds
and reloads zone when serial changes.
* `no_reload` deprecated. Sets reload to 0.
* `upstream` defines upstream resolvers to be used resolve external names found (think CNAMEs)
pointing to external names. This is only really useful when CoreDNS is configured as a proxy, for
normal authoritative serving you don't need *or* want to use this. **ADDRESS** can be an IP