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authorGravatar Chris O'Haver <cohaver@infoblox.com> 2017-02-01 12:56:10 -0500
committerGravatar John Belamaric <jbelamaric@infoblox.com> 2017-02-01 12:56:10 -0500
commit8beb1b2166102368ba5f19c7cf60850c555b915a (patch)
treed19eefd6abc0d2f0cbeb568e0f16ec7b61b23e38 /middleware/kubernetes/handler.go
parent3a04d2a306c793b0b3187fa9b52c89db9bd85cb9 (diff)
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Allow cidr based reverse zone config (#500)
* add cidrs opt * remove state data from middleware object
Diffstat (limited to 'middleware/kubernetes/handler.go')
-rw-r--r--middleware/kubernetes/handler.go7
1 files changed, 6 insertions, 1 deletions
diff --git a/middleware/kubernetes/handler.go b/middleware/kubernetes/handler.go
index f35792881..12277911a 100644
--- a/middleware/kubernetes/handler.go
+++ b/middleware/kubernetes/handler.go
@@ -26,7 +26,12 @@ func (k Kubernetes) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.M
// otherwise delegate to the next in the pipeline.
zone := middleware.Zones(k.Zones).Matches(state.Name())
if zone == "" {
- return middleware.NextOrFailure(k.Name(), k.Next, ctx, w, r)
+ // If this is a PTR request, and a the request is in a defined
+ // pod/service cidr range, process the request in this middleware,
+ // otherwise pass to next middleware.
+ if state.Type() != "PTR" || !k.IsRequestInReverseRange(state) {
+ return middleware.NextOrFailure(k.Name(), k.Next, ctx, w, r)
+ }
}
var (