middleware/authpath: Fix return from k8s mw (#871)

* middleware/authpath: Fix return from k8s mw

Return the correct search path from the kubernetes' AutoPath function.
Based on preliminary discussion in #870

* PodWithIP can be private

Fix and add docs to functions.

* CR: remove the error from AutoPathFunc
This commit is contained in:
Miek Gieben 2017-08-10 19:26:31 +01:00 committed by GitHub
parent 3654361be2
commit 6cc3f47d46
4 changed files with 46 additions and 20 deletions

View file

@ -27,8 +27,8 @@ AutoPathFunc. Note the searchpath must be ending with the empty string.
I.e:
func (m Middleware ) AutoPath(state request.Request) ([]string, error) {
return []string{"first", "second", "last", ""}, nil
func (m Middleware ) AutoPath(state request.Request) []string {
return []string{"first", "second", "last", ""}
}
*/
@ -45,8 +45,8 @@ import (
// AutoPathFunc defines the function middleware should implement to return a search
// path to the autopath middleware. The last element of the slice must be the empty string.
// If AutoPathFunc returns a non-nil error no autopathing is performed.
type AutoPathFunc func(request.Request) ([]string, error)
// If AutoPathFunc returns a nil slice, no autopathing will be done.
type AutoPathFunc func(request.Request) []string
// Autopath perform autopath: service side search path completion.
type AutoPath struct {
@ -69,8 +69,8 @@ func (a *AutoPath) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Ms
var err error
searchpath := a.search
if a.searchFunc != nil {
searchpath, err = a.searchFunc(state)
if err != nil {
searchpath = a.searchFunc(state)
if len(searchpath) == 0 {
return middleware.NextOrFailure(a.Name(), a.Next, ctx, w, r)
}
}