func storeData(kv *api.KV, key string, value []byte) {
pair, _, err := kv.Get(key, nil)
if err != nil {
Error.Fatal("Failed reading from Consul for key:", key, "Error:", err)
}
if pair == nil || string(pair.Value) != string(value) {
var p *api.KVPair
if pair == nil {
p = &api.KVPair{Key: key, Value: value}
} else {
p = &api.KVPair{Key: key, Value: value, ModifyIndex: pair.ModifyIndex}
}
success, meta, err := kv.CAS(p, nil)
if err != nil {
Error.Fatal(err)
}
if !success {
storeData(kv, key, value)
} else {
Trace.Print("Request took: ", meta.RequestTime.Seconds(), " seconds")
Info.Print("Updated key '", key, "' to '", string(value), "'")
}
} else {
Trace.Print("not updating key", key)
}
}
