private async Task <ServiceCommandDescriptor> GetServiceCommand(string path)
{
ServiceCommandDescriptor result = null;
var watcher = new NodeMonitorWatcher(_zooKeeper, path,
(oldData, newData) => NodeChange(oldData, newData));
if (await _zooKeeper.existsAsync(path) != null)
{
var data = (await _zooKeeper.getDataAsync(path, watcher)).Data;
watcher.SetCurrentData(data);
result = GetServiceCommand(data);
}
return(result);
}
private async Task <ServiceRoute> GetRoute(string path)
{
ServiceRoute result = null;
var watcher = new NodeMonitorWatcher(_zooKeeper, path,
async(oldData, newData) => await NodeChange(oldData, newData));
if (await _zooKeeper.existsAsync(path) != null)
{
var data = (await _zooKeeper.getDataAsync(path, watcher)).Data;
watcher.SetCurrentData(data);
result = await GetRoute(data);
}
return(result);
}
private async Task <ServiceCommandDescriptor> GetServiceCommand(string path)
{
ServiceCommandDescriptor result = null;
var watcher = new NodeMonitorWatcher(_consul, _manager, path,
(oldData, newData) => NodeChange(oldData, newData));
var queryResult = await _consul.KV.Keys(path);
if (queryResult.Response != null)
{
var data = (await _consul.GetDataAsync(path));
watcher.SetCurrentData(data);
result = GetServiceCommand(data);
}
return(result);
}
private async Task <ServiceCache> GetCache(string path)
{
ServiceCache result = null;
var watcher = new NodeMonitorWatcher(_consul, _manager, path,
async(oldData, newData) => await NodeChange(oldData, newData));
var queryResult = await _consul.KV.Keys(path);
if (queryResult.Response != null)
{
var data = (await _consul.GetDataAsync(path));
if (data != null)
{
watcher.SetCurrentData(data);
result = await GetCache(data);
}
}
return(result);
}
protected override async Task ProcessImpl(WatchedEvent watchedEvent)
{
var path = Path;
switch (watchedEvent.get_Type())
{
case Event.EventType.NodeDataChanged:
var watcher = new NodeMonitorWatcher(_zooKeeper, path, _action);
var data = await _zooKeeper.getDataAsync(path, watcher);
var newData = data.Data;
_action(_currentData, newData);
watcher.SetCurrentData(newData);
break;
/*case Event.EventType.NodeDeleted:
* _action(_currentData, null);
* break;*/
}
}
private async Task <MqttServiceRoute> GetRoute(string path)
{
MqttServiceRoute result = null;
var watcher = new NodeMonitorWatcher(_consul, _manager, path,
async(oldData, newData) => await NodeChange(oldData, newData), tmpPath => {
var index = tmpPath.LastIndexOf("/");
return(_serviceHeartbeatManager.ExistsWhitelist(tmpPath.Substring(index + 1)));
});
var queryResult = await _consul.KV.Keys(path);
if (queryResult.Response != null)
{
var data = (await _consul.GetDataAsync(path));
if (data != null)
{
watcher.SetCurrentData(data);
result = await GetRoute(data);
}
}
return(result);
}
private IEnumerable <ServiceRoute> GetRoutes(IEnumerable <string> childrens)
{
var rootPath = _configInfo.RoutePath;
if (!rootPath.EndsWith("/"))
{
rootPath += "/";
}
foreach (var children in childrens)
{
if (_logger.IsEnabled(LogLevel.Debug))
{
_logger.Debug($"准备从节点：{children}中获取路由信息。");
}
var nodePath = $"{rootPath}{children}";
var watcher = new NodeMonitorWatcher(_zooKeeper, nodePath, newData =>
{
if (_logger.IsEnabled(LogLevel.Information))
{
_logger.Information(newData == null ? $"路由：{nodePath}被删除。" : $"节点：{nodePath}的数据发生了变更，将更新路由信息。");
}
var route = GetRoute(newData);
//删除旧路由。
_routes = _routes.Where(i => i.ServiceDescriptor.Id != route.ServiceDescriptor.Id);
//添加新路由。
if (route != null)
{
_routes = _routes.Concat(new[] { route });
}
_routes = _routes.ToArray();
});
var data = _zooKeeper.GetData(nodePath, watcher, new Stat());
yield return(GetRoute(data));
}
}
private async Task <ServiceCommandDescriptor> GetServiceCommand(string path)
{
ServiceCommandDescriptor result = null;
var client = await GetConsulClient();
var watcher = new NodeMonitorWatcher(GetConsulClient, _manager, path,
(oldData, newData) => NodeChange(oldData, newData), tmpPath =>
{
var index = tmpPath.LastIndexOf("/");
return(_serviceHeartbeatManager.ExistsWhitelist(tmpPath.Substring(index + 1)));
});
var queryResult = await client.KV.Keys(path);
if (queryResult.Response != null)
{
var data = (await client.GetDataAsync(path));
if (data != null)
{
watcher.SetCurrentData(data);
result = GetServiceCommand(data);
}
}
return(result);
}
private IEnumerable<ServiceRoute> GetRoutes(IEnumerable<string> childrens)
{
var rootPath = _configInfo.RoutePath;
if (!rootPath.EndsWith("/"))
rootPath += "/";
foreach (var children in childrens)
{
if (_logger.IsEnabled(LogLevel.Debug))
_logger.Debug($"准备从节点：{children}中获取路由信息。");
var nodePath = $"{rootPath}{children}";
var watcher = new NodeMonitorWatcher(_zooKeeper, nodePath, newData =>
{
if (_logger.IsEnabled(LogLevel.Information))
_logger.Information(newData == null ? $"路由：{nodePath}被删除。" : $"节点：{nodePath}的数据发生了变更，将更新路由信息。");
var route = GetRoute(newData);
//删除旧路由。
_routes = _routes.Where(i => i.ServiceDescriptor.Id != route.ServiceDescriptor.Id);
//添加新路由。
if (route != null)
_routes = _routes.Concat(new[] { route });
_routes = _routes.ToArray();
});
var data = _zooKeeper.GetData(nodePath, watcher, new Stat());
yield return GetRoute(data);
}
}
protected override async Task ProcessImpl(WatchedEvent watchedEvent)
{
var path = Path;
switch (watchedEvent.get_Type())
{
case Event.EventType.NodeDataChanged:
var watcher = new NodeMonitorWatcher(_zooKeeper, path, _action);
var data = await _zooKeeper.getDataAsync(path, watcher);
var newData = data.Data;
_action(_currentData, newData);
watcher.SetCurrentData(newData);
break;
/*case Event.EventType.NodeDeleted:
_action(_currentData, null);
break;*/
}
}
private async Task<ServiceRoute> GetRoute(string path)
{
var watcher = new NodeMonitorWatcher(_zooKeeper, path,
async (oldData, newData) => await NodeChange(oldData, newData));
var data = (await _zooKeeper.getDataAsync(path, watcher)).Data;
watcher.SetCurrentData(data);
return await GetRoute(data);
}
