func registerHandler(etcdAdapter *etcdstoreadapter.ETCDStoreAdapter, addr string, ready chan<- bool) error {
node := storeadapter.StoreNode{
Key: "/v1/routes/round-robin/executor/" + addr,
TTL: 60,
}
status, clearNode, err := etcdAdapter.MaintainNode(node)
if err != nil {
return err
}
tasks.Add(1)
go func() {
for {
select {
case locked, ok := <-status:
if locked && ready != nil {
ready <- true
ready = nil
}
if !locked && ok {
tasks.Done()
logger.Fatal("maintain.route.fatal", map[string]interface{}{})
}
if !ok {
tasks.Done()
return
}
case <-stop:
close(clearNode)
for _ = range status {
}
tasks.Done()
return
}
}
}()
return nil
}
