func mustNewClient(c *cli.Context) client.Client {
hc, err := newClient(c)
if err != nil {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
debug := c.GlobalBool("debug")
if debug {
client.EnablecURLDebug()
}
if !c.GlobalBool("no-sync") {
if debug {
fmt.Fprintf(os.Stderr, "start to sync cluster using endpoints(%s)\n", strings.Join(hc.Endpoints(), ","))
}
ctx, cancel := context.WithTimeout(context.Background(), client.DefaultRequestTimeout)
err := hc.Sync(ctx)
cancel()
if err != nil {
if err == client.ErrNoEndpoints {
fmt.Fprintf(os.Stderr, "etcd cluster has no published client endpoints.\n")
fmt.Fprintf(os.Stderr, "Try '--no-sync' if you want to access non-published client endpoints(%s).\n", strings.Join(hc.Endpoints(), ","))
handleError(ExitServerError, err)
}
if isConnectionError(err) {
handleError(ExitBadConnection, err)
}
// fail-back to try sync cluster with peer API. this is for making etcdctl work with etcd 0.4.x.
// TODO: remove this when we deprecate the support for etcd 0.4.
eps, serr := syncWithPeerAPI(c, ctx, hc.Endpoints())
if serr != nil {
if isConnectionError(serr) {
handleError(ExitBadConnection, serr)
} else {
handleError(ExitServerError, serr)
}
}
err = hc.SetEndpoints(eps)
if err != nil {
handleError(ExitServerError, err)
}
}
if debug {
fmt.Fprintf(os.Stderr, "got endpoints(%s) after sync\n", strings.Join(hc.Endpoints(), ","))
}
}
if debug {
fmt.Fprintf(os.Stderr, "Cluster-Endpoints: %s\n", strings.Join(hc.Endpoints(), ", "))
}
return hc
}
func NewEtcdClient(peers []string, prefix string, timeout time.Duration) (EtcdClient, error) {
if EtcdDebug {
client.EnablecURLDebug()
}
ec, er := client.New(client.Config{Endpoints: peers})
if er != nil {
return nil, er
}
return &realEtcdClient{client.NewKeysAPI(ec), new(sync.RWMutex), prefix, timeout}, nil
}
func mustNewClient(c *cli.Context) client.Client {
eps, err := getEndpoints(c)
if err != nil {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
tr, err := getTransport(c)
if err != nil {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
cfg := client.Config{
Transport: tr,
Endpoints: eps,
HeaderTimeoutPerRequest: c.GlobalDuration("timeout"),
}
uFlag := c.GlobalString("username")
if uFlag != "" {
username, password, err := getUsernamePasswordFromFlag(uFlag)
if err != nil {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
cfg.Username = username
cfg.Password = password
}
hc, err := client.New(cfg)
if err != nil {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
if !c.GlobalBool("no-sync") {
ctx, cancel := context.WithTimeout(context.Background(), client.DefaultRequestTimeout)
err := hc.Sync(ctx)
cancel()
if err != nil {
handleError(ExitServerError, err)
os.Exit(1)
}
}
if c.GlobalBool("debug") {
fmt.Fprintf(os.Stderr, "Cluster-Endpoints: %s\n", strings.Join(hc.Endpoints(), ", "))
client.EnablecURLDebug()
}
return hc
}
func mustNewClientNoSync(c *cli.Context) client.Client {
hc, err := newClient(c)
if err != nil {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
if c.GlobalBool("debug") {
fmt.Fprintf(os.Stderr, "Cluster-Endpoints: %s\n", strings.Join(hc.Endpoints(), ", "))
client.EnablecURLDebug()
}
return hc
}
func mustNewClient(c *cli.Context) client.Client {
hc, err := newClient(c)
if err != nil {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
debug := c.GlobalBool("debug")
if debug {
client.EnablecURLDebug()
}
if !c.GlobalBool("no-sync") {
if debug {
fmt.Fprintf(os.Stderr, "start to sync cluster using endpoints(%s)\n", strings.Join(hc.Endpoints(), ","))
}
ctx, cancel := contextWithTotalTimeout(c)
err := hc.Sync(ctx)
cancel()
if err != nil {
if err == client.ErrNoEndpoints {
fmt.Fprintf(os.Stderr, "etcd cluster has no published client endpoints.\n")
fmt.Fprintf(os.Stderr, "Try '--no-sync' if you want to access non-published client endpoints(%s).\n", strings.Join(hc.Endpoints(), ","))
handleError(ExitServerError, err)
}
if isConnectionError(err) {
handleError(ExitBadConnection, err)
}
}
if debug {
fmt.Fprintf(os.Stderr, "got endpoints(%s) after sync\n", strings.Join(hc.Endpoints(), ","))
}
}
if debug {
fmt.Fprintf(os.Stderr, "Cluster-Endpoints: %s\n", strings.Join(hc.Endpoints(), ", "))
}
return hc
}
// EnableEtcdDebug turns on cURL debug logging for the etcd client
func EnableEtcdDebug() {
client.EnablecURLDebug()
}