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plugin/kubernetes: implement HasSynced() (#1155)

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* plugin/kubernetes: wait until api is ready

Wait for HasSynced before allowing startup to avoid startup race.

Also do a small refactor in findServices() to pull a check out of the
loop - only needs to be done once.

* sigh
This commit is contained in:
Miek Gieben
2017-10-20 22:53:17 +01:00
committed by GitHub
parent c1f67493de
commit d64b684831
13 changed files with 36 additions and 41 deletions
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9
plugin/kubernetes/kubernetes.go
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@@ -338,10 +338,13 @@ func (k *Kubernetes) findServices(r recordRequest, zone string) (services []msg.
)
if wildcard(r.service) || wildcard(r.namespace) {
serviceList = k.APIConn.ServiceList()
endpointsList = k.APIConn.EndpointsList()
} else {
idx = r.service + "." + r.namespace
serviceList = k.APIConn.SvcIndex(idx)
endpointsList = k.APIConn.EpIndex(idx)
}
for _, svc := range serviceList {
if !(match(r.namespace, svc.Namespace) && match(r.service, svc.Name)) {
@@ -356,12 +359,6 @@ func (k *Kubernetes) findServices(r recordRequest, zone string) (services []msg.
// Endpoint query or headless service
if svc.Spec.ClusterIP == api.ClusterIPNone || r.endpoint != "" {
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