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plugin/kubernetes: Allow only one k8s section (#1497)

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* allow only one k8s section

* add test
This commit is contained in:
Chris O'Haver
2018-02-07 11:31:08 -05:00
committed by Miek Gieben
parent f636930c5c
commit 82854bf098
2 changed files with 18 additions and 1 deletions
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5
plugin/kubernetes/setup.go
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@@ -74,7 +74,10 @@ func kubernetesParse(c *caddy.Controller) (*Kubernetes, dnsControlOpts, error) {
resyncPeriod: defaultResyncPeriod,
}
for c.Next() {
for i := 1; c.Next(); i++ {
if i > 1 {
return nil, opts, fmt.Errorf("only one kubernetes section allowed per server block")
}
zones := c.RemainingArgs()
if len(zones) != 0 {