public async Task<bool> RegistAppInstanceAsync(BahamutAppInstance instance)
{
instance.RegistTime = DateTime.UtcNow;
instance.Id = Guid.NewGuid().ToString();
var suc = await redis.GetDatabase().StringSetAsync(instance.GetInstanceIdKey(), instance.ToJson());
if (suc)
{
return await PublishNotifyAsync(instance, BahamutAppInstanceNotification.TYPE_REGIST_APP_INSTANCE);
}
return false;
}
public async Task<bool> ReActiveAppInstance(BahamutAppInstance instance)
{
var instanceJson = instance.ToJson();
var suc = await redis.GetDatabase().StringSetAsync(instance.GetInstanceIdKey(), instanceJson);
if (suc)
{
return await PublishNotifyAsync(instance, BahamutAppInstanceNotification.TYPE_REGIST_APP_INSTANCE);
}
return false;
}
public KeepAliveObserver StartKeepAlive(BahamutAppInstance instance)
{
var observer = new KeepAliveObserver();
var thread = new Thread(() =>
{
var idKey = instance.GetInstanceIdKey();
while (true)
{
try
{
var db = redis.GetDatabase();
if (db.KeyExpire(idKey, AppInstanceExpireTime))
{
observer.DispatchExpireOnce(instance);
}else
{
observer.DispatchExpireError(instance, new Exception("Expire Instance Error"));
}
}
catch (Exception ex)
{
observer.DispatchExpireError(instance, ex);
}
Thread.Sleep((int)(AppInstanceExpireTime.TotalMilliseconds * 3 / 4));
}
});
thread.IsBackground = true;
thread.Start();
return observer;
}
