func mustCreateConn() *clientv3.Client {
endpoint := endpoints[dialTotal%len(endpoints)]
dialTotal++
cfg := clientv3.Config{Endpoints: []string{endpoint}}
if !tls.Empty() {
cfgtls, err := tls.ClientConfig()
if err != nil {
fmt.Fprintf(os.Stderr, "bad tls config: %v\n", err)
os.Exit(1)
}
cfg.TLS = cfgtls
}
if len(user) != 0 {
splitted := strings.SplitN(user, ":", 2)
if len(splitted) != 2 {
fmt.Fprintf(os.Stderr, "bad user information: %s\n", user)
os.Exit(1)
}
cfg.Username = splitted[0]
cfg.Password = splitted[1]
}
client, err := clientv3.New(cfg)
if err != nil {
fmt.Fprintf(os.Stderr, "dial error: %v\n", err)
os.Exit(1)
}
return client
}
func (p *ETCDConn) API(auth *Auth3) (*clientv3.Client, error) {
cfg := clientv3.Config{
Endpoints: p.endpoints,
TLS: p.t,
// set timeout per request to fail fast when the target endpoint is unavailable
DialTimeout: dialTimeout,
}
if auth != nil {
cfg.Username = auth.UserName
cfg.Password = auth.Password
}
return clientv3.New(cfg)
}