public void SetServiceListCallback(string serviceName, Action <List <InformationServiceSet> > callback)
{
lock (_watchedServices)
{
if (!_watchedServices.TryGetValue(serviceName, out var watcher))
{
watcher = new ServiceWatcher(serviceName, _client
, new RandomRoutingStrategy <InformationServiceSet>(), _logger, useNearest: false);
_watchedServices.Add(serviceName, watcher);
}
watcher.SetCallback(callback);
}
}
public WatcherState GetServiceCurrentState(string serviceName)
{
lock (_watchedServices)
{
if (!_watchedServices.TryGetValue(serviceName, out var watcher))
{
watcher = new ServiceWatcher(serviceName, _client
, new RandomRoutingStrategy <InformationServiceSet>(), _logger, useNearest: false);
_watchedServices.Add(serviceName, watcher);
}
return(watcher.State);
}
}
public Task <InformationService> GetServiceInstanceAsync(string serviceName)
{
lock (_watchedServices)
{
if (!_watchedServices.TryGetValue(serviceName, out ServiceWatcher watcher))
{
watcher = new ServiceWatcher(serviceName, _client
, new RandomRoutingStrategy <InformationServiceSet>(), _logger);
_watchedServices.Add(serviceName, watcher);
}
//We either have one or have made one now so lets carry on
return(watcher.GetNextServiceInstanceAsync());
}
}
public Task <InformationService> GetNearestServiceInstanceAsync(string serviceName)
{
lock (_watchedServices)
{
if (!_watchedServices.TryGetValue(serviceName, out var watcher))
{
watcher = new ServiceWatcher(serviceName, _client, UseTopRouting <InformationServiceSet> .Default, _logger, useNearest: true);
_watchedServices.Add(serviceName, watcher);
}
else
{
if (!watcher.IsNearest)
{
watcher.IsNearest = true;
watcher.RoutingStrategy = UseTopRouting <InformationServiceSet> .Default;
_logger.LogInformation("Changed service lookup type for service of {serviceName} from any random to nearest", serviceName);
}
}
return(watcher.GetNextServiceInstanceAsync());
}
}
public Task <InformationService> GetServiceInstanceAsync(string serviceName)
{
lock (_watchedServices)
{
if (!_watchedServices.TryGetValue(serviceName, out var watcher))
{
watcher = new ServiceWatcher(serviceName, _client
, RandomRoutingStrategy <InformationServiceSet> .Default, _logger, useNearest: false);
_watchedServices.Add(serviceName, watcher);
}
else
{
if (watcher.IsNearest)
{
watcher.IsNearest = false;
watcher.RoutingStrategy = RandomRoutingStrategy <InformationServiceSet> .Default;
_logger?.LogInformation("Changed service lookup type for service of {serviceName} from nearest to any random", serviceName);
}
}
//We either have one or have made one now so lets carry on
return(watcher.GetNextServiceInstanceAsync());
}
}
