// create headless service for pod, so tat we can use service ip instead of pods volatile IP
// @param selector - selector that will find corresponding pod, this should have label "replica" set
// @return *api.Service - created service
// @return error
func (cluster *CouchdbCluster) CreatePodService(selector map[string]string) (*api.Service, error) {
// service special label
serviceLabels := make(map[string]string)
for k, v := range selector {
serviceLabels[k] = v
}
// add special label
serviceLabels[LABEL_POD_SERVICE] = "true"
// svc port
svcPorts := api.ServicePort{Port: COUCHDB_PORT}
// service specs
serviceSpec := api.ServiceSpec{Selector: selector, Ports: []api.ServicePort{svcPorts} /* ClusterIP: "None"*/}
// init service struct
service := api.Service{Spec: serviceSpec}
service.GenerateName = cluster.Tag + "-pod-"
service.Labels = serviceLabels
// get a new kube client
c, err := KubeClient(KUBE_API)
// check for errors
if err != nil {
ErrorLog("spawner_rc: CreatePodService: Cannot connect to Kubernetes api ")
ErrorLog(err)
return nil, err
} else {
// create service in namespace
return c.Services(cluster.Namespace).Create(&service)
}
}
