public void DescribeCluster()
{
var request = new MemberListRequest();
var result = _client.MemberList(request);
Assert.NotZero(result.Members.Count);
}
private void Start()
{
Thread th = new Thread(() =>
{
while (true)
{
try
{
var rsp = etcdClient.MemberList(new Etcdserverpb.MemberListRequest());
foreach (var p in rsp.Members)
{
foreach (var client in p.ClientURLs)
{
dic[client] = null;
}
}
Thread.Sleep(10000);
}
catch (Exception ex)
{
GetEtcdClient();
}
}
});
th.IsBackground = true;
th.Name = "MemberList";
th.Start();
}
public MemberListResponse MemberUpdate(MemberListRequest request)
{
var req = request.ToProto();
var rsp = client.MemberList(req);
return(rsp.FromProto());
}
/// <summary>
/// 更新集群列表
/// </summary>
/// <param name="client"></param>
private void UpdateCluster(EtcdClient client)
{
MemberListRequest request = new MemberListRequest();
var rsp = client.MemberList(request);
if (dic.ContainsKey(rsp.Header.ClusterId))
{
Health health = dic[rsp.Header.ClusterId];
health.Clients.Add(client);
health.Urls.Urls.Clear();
foreach (var kv in rsp.Members)
{
EtcdClientUrls urls = new EtcdClientUrls();
foreach (var c in kv.ClientURLs)
{
urls.Urls.Add(c);
}
health.Urls = urls;
}
health.Clients.Add(client);
}
}
public async Task <string> ListAllMembersInCluster()
{
MemberListRequest request = new MemberListRequest();
etcdClient.MemberList(request);
// Sync
//MemberListResponse res = etcdClient.MemberList(request);
// Async
MemberListResponse res = await etcdClient.MemberListAsync(request);
JsonMemberList = JsonConvert.SerializeObject(res);
// Do something with response
//foreach (var member in res.Members)
//{
// WriteLine($"member.ID: {member.ID} - member.Name: {member.Name} - member.PeerURLs :{member.PeerURLs} - member.ClientURLs: { member.ClientURLs}");
//}
return(JsonMemberList);
}
/// <summary>
/// 定时刷新节点地址
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Timer_Elapsed(object sender, ElapsedEventArgs e)
{
MemberListResponse rsp;
try
{
rsp = _client.MemberList(new Etcdserverpb.MemberListRequest());
}catch
{
GetClient();
return;//下次更新
}
lock (Urls)
{
Urls.Clear();
foreach (var kv in rsp.Members)
{
EtcdClientUrls etcd = new EtcdClientUrls();
foreach (var c in kv.ClientURLs)
{
string[] addr = c.Split(new char[] { ':', '/' }, StringSplitOptions.RemoveEmptyEntries);
if (addr.Length == 2)
{
HostAndPort host = new HostAndPort()
{
Host = addr[0], Port = int.Parse(addr[1]), Flage = addr[0] + addr[1]
};
etcd.Urls.Add(host);
}
else if (addr.Length == 3)
{
HostAndPort host = new HostAndPort()
{
Host = addr[1], Port = int.Parse(addr[2]), Flage = addr[1] + addr[2]
};
etcd.Urls.Add(host);
}
}
Urls.Add(etcd);
//
}
//
if (ClusterUseType == ClusterUse.RoundRobin)
{
foreach (var c in Urls)
{
//每个客户端一个连接
foreach (var addr in c.Urls)
{
ClientMonitor monitor = null;
readerWriter.EnterWriteLock();
try
{
if (dic.TryGetValue(addr.Flage, out monitor))
{
try
{
monitor.Client.Put("Test", "Test");
break;
}
catch
{
dic.Remove(addr.Flage);
}
}
else
{
EtcdClient etcdClient = CreateClient(addr.Host, addr.Port);
if (etcdClient != null)
{
monitor = new ClientMonitor()
{
Client = etcdClient
};
dic[addr.Flage] = monitor;
break;
}
}
}
finally
{
readerWriter.ExitWriteLock();
}
}
}
}
}
}
