etcd golang watch

package main


import (
"log"


"github.com/coreos/go-etcd/etcd"
)


func main() {
client := etcd.NewClient(
[]string{
"http://127.0.0.1:2379",
},
)
for {
resp, err := client.Get("config", false, false)
if err != nil {
log.Fatal(err)
}
log.Printf("Current creds: %s: %s\n", resp.Node.Key, resp.Node.Value)
receiver := make(chan *etcd.Response)
go client.Watch("/config", 0, false, receiver, nil)
r := <-receiver
log.Printf("Got updated creds: %s: %s\n", r.Node.Key, r.Node.Value)
}
}

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