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}.");
}
}
}
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}.");
}
}
}
