/// <summary>
/// 执行回调函数
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <param name="func"></param>
/// <returns></returns>
async Task <T> DoSync <T>(string key, Func <ISyncServiceFlowControlConfigureGrain, Task <T> > func)
{
try
{
var grain = (await OrleanClientProvider.GetGrain(key));
if (grain != null)
{
return(await func(grain));
}
return(default);
public async Task RegisterConfigureObserver(string key)
{
if (!observers.Value.TryGetValue(key, out FlowControlConfigureObserver observer))
{
await DoSync(key, true, async (grain) =>
{
observer = new FlowControlConfigureObserver();
var reference = await(await OrleanClientProvider.GetClient()).CreateObjectReference <IFlowControlConfigureObserver>(observer);
if (await grain.RegisterObserver(reference))
{
observers.Value.TryAdd(key, observer);
}
});
}
}
/// <summary>
/// 获取服务配置节
/// </summary>
/// <param name="pathName"></param>
/// <returns></returns>
public async Task <ServiceConfigureInfo> GetBreakerConfigure(string flowControlCfgKey, bool readLocalCache = true)
{
var cacheKey = $"{OxygenSetting.BreakerSettingKey}{ flowControlCfgKey}";
ServiceConfigureInfo result = null;
if (readLocalCache)
{
if (!OrleanClientProvider.GetConfigureCache().TryGetValue(cacheKey, out result))
{
result = await _syncConfigureProvider.GetConfigure(cacheKey);
_ = Task.Run(() => RegisterConfigureObserver(cacheKey));
}
}
else
{
result = await _syncConfigureProvider.GetConfigure(cacheKey);
}
return(result);
}
