public List <(string serviceId, string target)> FindServiceEndpoints(bool filterBlack = true)
{
if (_client == null)
{
throw new ArgumentNullException("consul client");
}
var targets = new List <(string, string)>();
try
{
var r = _client.Health.Service(Options.ServiceName, "", true).Result;
if (r.StatusCode != HttpStatusCode.OK)
{
throw new ApplicationException($"failed to query consul server");
}
targets = r.Response
.Select(x => (x.Service.ID, $"{x.Service.Address}:{x.Service.Port}"))
.Where(target => !ServiceBlackPolicy.In(Options.ServiceName, target.Item2) || !filterBlack)
.ToList();
}
catch { }
return(targets);
}
/// <summary>
/// 屏蔽
/// </summary>
/// <param name="serviceName"></param>
/// <param name="failedCallInvoker"></param>
public void Revoke(string serviceName, ChannelWrapper channelWrapper)
{
lock (_lock)
{
if (channelWrapper == null)
{
return;
}
// channels
if (_channelWrappers.TryGetValue(serviceName, out List <ChannelWrapper> channels) &&
channels.Any(oo => oo == channelWrapper))
{
channels.Remove(channelWrapper);
_channelWrappers.AddOrUpdate(serviceName, channels, (k, v) => channels);
}
// add black
ServiceBlackPolicy.Add(serviceName, channelWrapper.Target);
channelWrapper.ShutdownAsync();
// reinit callinvoker
if (channels.Count <= 0)
{
GetSetChannels(serviceName, false);
}
}
}
/// <summary>
/// 获取所有
/// </summary>
/// <param name="serviceName"></param>
/// <returns></returns>
public List <ChannelWrapper> GetChannelWrappers(string serviceName)
{
if (_channelWrappers.TryGetValue(serviceName, out List <ChannelWrapper> channels) &&
channels.Count > 0)
{
return(channels);
}
lock (_lock)
{
if (_channelWrappers.TryGetValue(serviceName, out channels) &&
channels.Count > 0)
{
return(channels);
}
channels = GetSetChannels(serviceName);
if ((channels?.Count ?? 0) <= 0 && ServiceBlackPolicy.Exist(serviceName))
{
channels = GetSetChannels(serviceName, false);
}
return(channels);
}
}
public List <(string serviceId, string target)> FindServiceEndpoints(bool filterBlack = true)
{
if ((_ipEndPoints?.Count ?? 0) <= 0)
{
throw new ArgumentOutOfRangeException("endpoint not provide");
}
var targets = _ipEndPoints.Select(x => ("", $"{x.Item1}:{x.Item2}"))
.Where(target => !ServiceBlackPolicy.In(Options.ServiceName, target.Item2) || !filterBlack)
.ToList();
return(targets);
}
