本文整理汇总了Golang中github.com/coreos/etcd/etcdserver.GetClusterFromRemotePeers函数的典型用法代码示例。如果您正苦于以下问题：Golang GetClusterFromRemotePeers函数的具体用法？Golang GetClusterFromRemotePeers怎么用？Golang GetClusterFromRemotePeers使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了GetClusterFromRemotePeers函数的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: startProxy
// startProxy launches an HTTP proxy for client communication which proxies to other etcd nodes.
func startProxy(cfg *config) error {
urlsmap, _, err := getPeerURLsMapAndToken(cfg, "proxy")
if err != nil {
return fmt.Errorf("error setting up initial cluster: %v", err)
}
pt, err := transport.NewTimeoutTransport(cfg.peerTLSInfo, time.Duration(cfg.proxyDialTimeoutMs)*time.Millisecond, time.Duration(cfg.proxyReadTimeoutMs)*time.Millisecond, time.Duration(cfg.proxyWriteTimeoutMs)*time.Millisecond)
if err != nil {
return err
}
pt.MaxIdleConnsPerHost = proxy.DefaultMaxIdleConnsPerHost
tr, err := transport.NewTimeoutTransport(cfg.peerTLSInfo, time.Duration(cfg.proxyDialTimeoutMs)*time.Millisecond, time.Duration(cfg.proxyReadTimeoutMs)*time.Millisecond, time.Duration(cfg.proxyWriteTimeoutMs)*time.Millisecond)
if err != nil {
return err
}
cfg.dir = path.Join(cfg.dir, "proxy")
err = os.MkdirAll(cfg.dir, 0700)
if err != nil {
return err
}
var peerURLs []string
clusterfile := path.Join(cfg.dir, "cluster")
b, err := ioutil.ReadFile(clusterfile)
switch {
case err == nil:
if cfg.durl != "" {
plog.Warningf("discovery token ignored since the proxy has already been initialized. Valid cluster file found at %q", clusterfile)
}
urls := struct{ PeerURLs []string }{}
err := json.Unmarshal(b, &urls)
if err != nil {
return err
}
peerURLs = urls.PeerURLs
plog.Infof("proxy: using peer urls %v from cluster file %q", peerURLs, clusterfile)
case os.IsNotExist(err):
if cfg.durl != "" {
s, err := discovery.GetCluster(cfg.durl, cfg.dproxy)
if err != nil {
return err
}
if urlsmap, err = types.NewURLsMap(s); err != nil {
return err
}
}
peerURLs = urlsmap.URLs()
plog.Infof("proxy: using peer urls %v ", peerURLs)
default:
return err
}
clientURLs := []string{}
uf := func() []string {
gcls, err := etcdserver.GetClusterFromRemotePeers(peerURLs, tr)
// TODO: remove the 2nd check when we fix GetClusterFromPeers
// GetClusterFromPeers should not return nil error with an invalid empty cluster
if err != nil {
plog.Warningf("proxy: %v", err)
return []string{}
}
if len(gcls.Members()) == 0 {
return clientURLs
}
clientURLs = gcls.ClientURLs()
urls := struct{ PeerURLs []string }{gcls.PeerURLs()}
b, err := json.Marshal(urls)
if err != nil {
plog.Warningf("proxy: error on marshal peer urls %s", err)
return clientURLs
}
err = ioutil.WriteFile(clusterfile+".bak", b, 0600)
if err != nil {
plog.Warningf("proxy: error on writing urls %s", err)
return clientURLs
}
err = os.Rename(clusterfile+".bak", clusterfile)
if err != nil {
plog.Warningf("proxy: error on updating clusterfile %s", err)
return clientURLs
}
if !reflect.DeepEqual(gcls.PeerURLs(), peerURLs) {
plog.Noticef("proxy: updated peer urls in cluster file from %v to %v", peerURLs, gcls.PeerURLs())
}
peerURLs = gcls.PeerURLs()
return clientURLs
}
ph := proxy.NewHandler(pt, uf, time.Duration(cfg.proxyFailureWaitMs)*time.Millisecond, time.Duration(cfg.proxyRefreshIntervalMs)*time.Millisecond)
ph = &cors.CORSHandler{
Handler: ph,
Info: cfg.corsInfo,
}
//.........这里部分代码省略.........
示例2: startProxy
// startProxy launches an HTTP proxy for client communication which proxies to other etcd nodes.
func startProxy(cfg *config) error {
plog.Notice("proxy: this proxy supports v2 API only!")
pt, err := transport.NewTimeoutTransport(cfg.PeerTLSInfo, time.Duration(cfg.ProxyDialTimeoutMs)*time.Millisecond, time.Duration(cfg.ProxyReadTimeoutMs)*time.Millisecond, time.Duration(cfg.ProxyWriteTimeoutMs)*time.Millisecond)
if err != nil {
return err
}
pt.MaxIdleConnsPerHost = httpproxy.DefaultMaxIdleConnsPerHost
tr, err := transport.NewTimeoutTransport(cfg.PeerTLSInfo, time.Duration(cfg.ProxyDialTimeoutMs)*time.Millisecond, time.Duration(cfg.ProxyReadTimeoutMs)*time.Millisecond, time.Duration(cfg.ProxyWriteTimeoutMs)*time.Millisecond)
if err != nil {
return err
}
cfg.Dir = path.Join(cfg.Dir, "proxy")
err = os.MkdirAll(cfg.Dir, fileutil.PrivateDirMode)
if err != nil {
return err
}
var peerURLs []string
clusterfile := path.Join(cfg.Dir, "cluster")
b, err := ioutil.ReadFile(clusterfile)
switch {
case err == nil:
if cfg.Durl != "" {
plog.Warningf("discovery token ignored since the proxy has already been initialized. Valid cluster file found at %q", clusterfile)
}
if cfg.DNSCluster != "" {
plog.Warningf("DNS SRV discovery ignored since the proxy has already been initialized. Valid cluster file found at %q", clusterfile)
}
urls := struct{ PeerURLs []string }{}
err = json.Unmarshal(b, &urls)
if err != nil {
return err
}
peerURLs = urls.PeerURLs
plog.Infof("proxy: using peer urls %v from cluster file %q", peerURLs, clusterfile)
case os.IsNotExist(err):
var urlsmap types.URLsMap
urlsmap, _, err = cfg.PeerURLsMapAndToken("proxy")
if err != nil {
return fmt.Errorf("error setting up initial cluster: %v", err)
}
if cfg.Durl != "" {
var s string
s, err = discovery.GetCluster(cfg.Durl, cfg.Dproxy)
if err != nil {
return err
}
if urlsmap, err = types.NewURLsMap(s); err != nil {
return err
}
}
peerURLs = urlsmap.URLs()
plog.Infof("proxy: using peer urls %v ", peerURLs)
default:
return err
}
clientURLs := []string{}
uf := func() []string {
gcls, gerr := etcdserver.GetClusterFromRemotePeers(peerURLs, tr)
if gerr != nil {
plog.Warningf("proxy: %v", gerr)
return []string{}
}
clientURLs = gcls.ClientURLs()
urls := struct{ PeerURLs []string }{gcls.PeerURLs()}
b, jerr := json.Marshal(urls)
if jerr != nil {
plog.Warningf("proxy: error on marshal peer urls %s", jerr)
return clientURLs
}
err = pkgioutil.WriteAndSyncFile(clusterfile+".bak", b, 0600)
if err != nil {
plog.Warningf("proxy: error on writing urls %s", err)
return clientURLs
}
err = os.Rename(clusterfile+".bak", clusterfile)
if err != nil {
plog.Warningf("proxy: error on updating clusterfile %s", err)
return clientURLs
}
if !reflect.DeepEqual(gcls.PeerURLs(), peerURLs) {
plog.Noticef("proxy: updated peer urls in cluster file from %v to %v", peerURLs, gcls.PeerURLs())
}
peerURLs = gcls.PeerURLs()
return clientURLs
}
ph := httpproxy.NewHandler(pt, uf, time.Duration(cfg.ProxyFailureWaitMs)*time.Millisecond, time.Duration(cfg.ProxyRefreshIntervalMs)*time.Millisecond)
ph = &cors.CORSHandler{
//.........这里部分代码省略.........