Пример #1
0
        protected override void doRegister(RegisterMeta meta)
        {
            string directory = $"/meou/provider/{meta.getGroup()}/{meta.getName()}/{meta.getVersion()}";

            try
            {
                var result = configClient.ExistsAsync(directory).ConfigureAwait(false).GetAwaiter().GetResult();
                if (!result)
                {
                    configClient.CreateRecursiveAsync(directory, null, org.apache.zookeeper.CreateMode.PERSISTENT).ConfigureAwait(false).GetAwaiter().GetResult();
                }
            }
            catch (Exception e)
            {
                if (logger.IsEnabled(LogLevel.Warning))
                {
                    logger.LogWarning($"Create parent path failed, directory: {directory}, {e}.");
                }
            }

            try
            {
                string tempPath = $"{directory}/{meta.getHost()}:{meta.getPort()}:{meta.getWeight()}:{meta.getConnCount()}";

                // The znode will be deleted upon the client's disconnect.
                configClient.CreateEphemeralAsync(tempPath).Wait();
            }
            catch (Exception e)
            {
                if (logger.IsEnabled(LogLevel.Warning))
                {
                    logger.LogWarning($"Create register meta: {meta} path failed, {e}.");
                }
            }
        }
Пример #2
0
        protected override void doUnregister(RegisterMeta meta)
        {
            string directory = $"/meou/provider/{meta.getGroup()}/{meta.getName()}/{meta.getVersion()}";

            try
            {
                var result = configClient.ExistsAsync(directory).ConfigureAwait(false).GetAwaiter().GetResult();
                if (result)
                {
                    return;
                }
            }
            catch (Exception e)
            {
                if (logger.IsEnabled(LogLevel.Warning))
                {
                    logger.LogWarning($"Check exists with parent path failed, directory: { directory},{e}.");
                }
            }

            try
            {
                //meta.setHost(address);
                string tempPath = $"{directory}/{meta.getHost()}:{meta.getPort()}:{meta.getWeight()}:{meta.getConnCount()}";

                // The znode will be deleted upon the client's disconnect.
                configClient.DeleteAsync(tempPath).ConfigureAwait(false).GetAwaiter().GetResult();
            }
            catch (Exception e)
            {
                if (logger.IsEnabled(LogLevel.Warning))
                {
                    logger.LogWarning($"Delete register meta: {meta} path failed, {e}.");
                }
            }
        }