TrueCloudLab/coredns
16
0
Fork 2
Code Issues Pull requests 1 Projects Releases Packages Wiki Activity Actions

Plugin/Kubernetes: Service and Endpoint Indexing (#1149)

Browse source 
* indexing

* corrections
This commit is contained in:
Sandeep Rajan 2017-10-17 21:30:54 -04:00 • committed by John Belamaric
parent 0c63248a0e
commit b6b05eae8f
10 changed files with 501 additions and 26 deletions
Download patch file Download diff file Expand all files Collapse all files

23
plugin/kubernetes/kubernetes.go
View file

@ -331,8 +331,18 @@ func (k *Kubernetes) findPods(r recordRequest, zone string) (pods []msg.Service,
func (k *Kubernetes) findServices(r recordRequest, zone string) (services []msg.Service, err error) {
zonePath := msg.Path(zone, "coredns")
err = errNoItems // Set to errNoItems to signal really nothing found, gets reset when name is matched.
for _, svc := range k.APIConn.ServiceList() {
var (
endpointsList []*api.Endpoints
serviceList []*api.Service
idx string
)
if wildcard(r.service) || wildcard(r.namespace) {
serviceList = k.APIConn.ServiceList()
} else {
idx = r.service + "." + r.namespace
serviceList = k.APIConn.SvcIndex(idx)
}
for _, svc := range serviceList {
if !(match(r.namespace, svc.Namespace) && match(r.service, svc.Name)) {
continue
@ -346,8 +356,13 @@ func (k *Kubernetes) findServices(r recordRequest, zone string) (services []msg.
// Endpoint query or headless service
if svc.Spec.ClusterIP == api.ClusterIPNone || r.endpoint != "" {
for _, ep := range k.APIConn.EndpointsList() {
if wildcard(r.service) || wildcard(r.namespace) {
endpointsList = k.APIConn.EndpointsList()
} else {
idx = r.service + "." + r.namespace
endpointsList = k.APIConn.EpIndex(idx)
}
for _, ep := range endpointsList {
if ep.ObjectMeta.Name != svc.Name || ep.ObjectMeta.Namespace != svc.Namespace {
continue
}