/// <summary>
/// This method performs the logic required when a specific configuration settings key is changed. This includes
/// potentially updating configuration database, notifying nodes, and performing configuration actions.
/// </summary>
/// <param name="targetHostNameIdentifier">The name of the target host we are seeking, as specified in the target's HOST_NAME_IDENTIFIER settings key.</param>
/// <param name="targetConfigServiceName">The fully qualified name of the Configuration Service implementation class for the host we are seeking, used in
/// conjunction with targetHostNameIdentifier to uniquely identify a target host.</param>
/// <param name="oldKey">The key prior to update.</param>
/// <param name="newKey">The updated key.</param>
/// <param name="notifyNodes">If true, key update will be flowed to peer nodes.</param>
/// <param name="action">Action to perform.</param>
/// <param name="traversePath">Network path to the target host.</param>
/// <param name="csUser">User to authenticate.</param>
/// <returns>Int representing success code.</returns>
public override int receiveConfigurationKey(string targetHostNameIdentifier, string targetConfigServiceNameIdentifier, ConfigurationKeyValues oldKey, ConfigurationKeyValues newKey, bool notifyNodes, string action, List<TraverseNode> traversePath, ServiceUsers csUser)
{
ServiceConfigHelper configHelper = new ServiceConfigHelper(settingsInstance);
bool success = true;
object theSettingsInstance = new Trade.BusinessServiceConfigurationSettings.Settings();
IConfigurationActions configActions;
int returnCode = ConfigUtility.CLUSTER_UPDATE_FULL_SUCCESS;
try
{
if (!(configHelper.setServiceRights(ref csUser, ConfigUtility.CONFIG_ADMIN_RIGHTS)>=ConfigUtility.CONFIG_ADMIN_RIGHTS))
return ConfigUtility.CLUSTER_UPDATE_FAIL_AUTHENTICATION;
configActions = (IConfigurationActions)ConfigUtility.reflectGetField(settingsInstance, "thisServiceConfigActions");
if ((action != ConfigUtility.ADD_KEY && action != ConfigUtility.REMOVE_KEY) && (traversePath == null || traversePath.Count <= 1 || traversePath[0] == null))
{
if (targetHostNameIdentifier != StockTraderUtility.ORDER_PROCESSOR_SERVICE_SELFHOST && targetHostNameIdentifier != StockTraderUtility.ORDER_PROCESSOR_SERVICE_AZURE)
{
if (!configActions.validateConfigurationKey(settingsInstance, newKey))
return ConfigUtility.CLUSTER_UPDATE_FAIL_VALIDATION;
}
}
ConfigUtility.writeConfigConsoleMessage("\nReceived Request for Configuration Key Change, Action: " + action + ". Keyname: " + oldKey.ConfigurationKeyDisplayName + "\n", EventLogEntryType.Information, true, settingsInstance);
ConfigUtility.writeConfigConsoleMessage("Value: " + newKey.ConfigurationKeyValue + "\n\n", EventLogEntryType.Information, true, settingsInstance);
if (traversePath == null || traversePath.Count <= 1 || traversePath[0] == null)
{
bool SHARESERVICECONFIGURATIONDATA = (bool)ConfigUtility.reflectGetField(settingsInstance, "SHARESERVICECONFIGURATIONDATA");
if (!SHARESERVICECONFIGURATIONDATA)
{
List<ServiceUsers> thisServiceUsers = (List<ServiceUsers>)ConfigUtility.reflectGetField(settingsInstance, "thisServiceUsers");
ServiceUsers userLocalAdmin = thisServiceUsers.Find(delegate(ServiceUsers userExist) { return csUser.UserId.ToLower().Equals("localadmin") && userExist.Password.Equals(csUser.Password) && csUser.Rights == ConfigUtility.CONFIG_ADMIN_RIGHTS; });
if (userLocalAdmin == null)
return ConfigUtility.CLUSTER_UPDATE_FULL_SUCCESS;
}
switch (targetHostNameIdentifier)
{
case StockTraderUtility.ORDER_PROCESSOR_SERVICE_SELFHOST:
{
theSettingsInstance = new Trade.OrderProcessorServiceConfigurationSettings.Settings();
Trade.OrderProcessorHostConfigurationImplementation.ConfigurationService configService = new Trade.OrderProcessorHostConfigurationImplementation.ConfigurationService();
int opsRetCode = configService.receiveConfigurationKey(targetHostNameIdentifier, targetConfigServiceNameIdentifier, oldKey, newKey, notifyNodes, action, traversePath, csUser);
if (opsRetCode == ConfigUtility.CLUSTER_UPDATE_FULL_SUCCESS)
success = true;
break;
}
case StockTraderUtility.ORDER_PROCESSOR_SERVICE_AZURE:
{
goto case StockTraderUtility.ORDER_PROCESSOR_SERVICE_SELFHOST;
}
default:
{
if (notifyNodes)
success = configHelper.sendConfigurationKeyUpdateLocal(oldKey, newKey, action, csUser);
break;
}
}
if (success)
{
if (targetHostNameIdentifier != StockTraderUtility.ORDER_PROCESSOR_SERVICE_SELFHOST)
success = configActions.checkChangedSetting(theSettingsInstance, newKey, notifyNodes, csUser);
if (notifyNodes && success)
{
RemoteNotifications remoteNotify = new RemoteNotifications(settingsInstance);
return remoteNotify.sendKeyUpdateToClusterMembers(targetHostNameIdentifier, targetConfigServiceNameIdentifier, oldKey, newKey, action);
}
}
else
returnCode = ConfigUtility.CLUSTER_UPDATE_FAIL_PERSISTED;
}
else
{
if (traversePath != null && traversePath.Count > 1)
{
RemoteNotifications remoteKeyUpdate = new RemoteNotifications(settingsInstance);
ConfigUtility.writeConfigConsoleMessage(" Forwarding Key to Remote Connected Service: " + traversePath[traversePath.Count - 1].MyNode.Address + "\n", EventLogEntryType.Information, true, settingsInstance);
return (remoteKeyUpdate.sendConfigurationKeyUpdateRemote(targetHostNameIdentifier, targetConfigServiceNameIdentifier, oldKey, newKey, notifyNodes, action, traversePath, csUser));
}
}
}
catch (Exception e)
{
ServiceConfigHelper.logServiceOperationException(csUser, e.ToString(), settingsInstance);
throw;
}
return (returnCode);
}
/// <summary>
/// Not part of service contract; special for BSL to return a single requested specific configurationkey
/// from Order Processor Service when running OPS in-process.
/// </summary>
/// <param name="targetHostNameIdentifier"></param>
/// <param name="targetConfigServiceNameIdentifier"></param>
/// <param name="settingsClassFieldName"></param>
/// <param name="traversePath"></param>
/// <param name="csUser"></param>
/// <returns></returns>
private ConfigurationKeyValues callOPSConfigKeyLocal(string targetHostNameIdentifier, string targetConfigServiceNameIdentifier, string settingsClassFieldName, List<TraverseNode> traversePath, ServiceUsers csUser)
{
Trade.OrderProcessorHostConfigurationImplementation.ConfigurationService OPSConfig = new Trade.OrderProcessorHostConfigurationImplementation.ConfigurationService();
return OPSConfig.getServiceConfigurationKey(targetHostNameIdentifier,targetConfigServiceNameIdentifier,settingsClassFieldName,traversePath,csUser);
}
/// <summary>
/// This method returns the composite configuration data for a service--the primary method
/// used to collect and display the data for a series of connected services making up a composite
/// application.
/// </summary>
/// <param name="targetHostNameIdentifier">The name of the target host we are seeking, as specified in the target's HOST_NAME_IDENTIFIER settings key.</param>
/// <param name="targetConfigServiceName">The fully qualified name of the Configuration Service implementation class for the host we are seeking, used in
/// conjunction with targetHostNameIdentifier to uniquely identify a target host.</param>
/// <param name="configurationLevel">The config key level to return.</param>
/// <param name="probeDeeper">If true, one layer deeper in the connected services tree will be probed as well.</param>
/// <param name="traversePath">The network traverse path to the target.</param>
/// <param name="csUser">User to authenticate.</param>
/// <returns>Linked List of ServiceConfigurationData.</returns>
public override List<ServiceConfigurationData> getServiceConfiguration(string targetHostNameIdentifier, string targetConfigServiceName, int configurationLevel, bool probeDeeper, List<TraverseNode> traversePath, ServiceUsers csUser)
{
ServiceConfigHelper configHelper = new ServiceConfigHelper(settingsInstance);
object opsSettings = new Trade.OrderProcessorServiceConfigurationSettings.Settings();
List<ServiceConfigurationData> returnCompositeConfigurationData = null;
try
{
if (!(configHelper.setServiceRights(ref csUser, ConfigUtility.CONFIG_CONNECTED_SERVICE_RIGHTS) >= ConfigUtility.CONFIG_CONNECTED_SERVICE_RIGHTS))
{
returnCompositeConfigurationData = new List<ServiceConfigurationData>();
return returnCompositeConfigurationData;
}
if (traversePath == null || traversePath.Count <= 1 || traversePath[0] == null)
{
//Step 1: Get list of all currently configured connected services. We need to adjust this list based on
//the OrderMode setting, since we do not want to query for and return connected data for the Order Processor Service
//if we are not running Order Processing remotely.
List<ConnectedServices> retrieveConnectedServiceList = new List<ConnectedServices>();
if (Trade.BusinessServiceConfigurationSettings.Settings.connectedServices != null && Trade.BusinessServiceConfigurationSettings.Settings.connectedServices.Count > 0)
retrieveConnectedServiceList.AddRange(Trade.BusinessServiceConfigurationSettings.Settings.connectedServices);
//Step 2: Here we will remove the Order Processor Service if we are not running in a remote mode.
switch (Trade.BusinessServiceConfigurationSettings.Settings.ORDER_PROCESSING_MODE)
{
case StockTraderUtility.OPS_INPROCESS:
{
//In this case, we want no Business Service connections--so remove by contract name.
retrieveConnectedServiceList.RemoveAll(delegate(ConnectedServices cs) { return (cs.ServiceContract.Equals(Trade.BusinessServiceConfigurationSettings.Settings.OPS_CLIENT_CONNECTED_SERVICE_CONTRACT)); });
break;
}
default:
{
break;
}
}
returnCompositeConfigurationData = configHelper.getMyServiceConfiguration(targetHostNameIdentifier, targetConfigServiceName, configurationLevel, csUser, retrieveConnectedServiceList, probeDeeper);
//Now another special case for the Business Services app: it can run OPS Services in-process. In this case,
//we will add data for OPS Services by invoking the config service in-process, and pointing to the OPS self-host repository.
if (BusinessServiceConfigurationSettings.Settings.ORDER_PROCESSING_MODE == StockTraderUtility.OPS_INPROCESS)
{
List<ServiceConfigurationData> opsConfigData = null;
Trade.OrderProcessorHostConfigurationImplementation.ConfigurationService opsServiceConfig = new Trade.OrderProcessorHostConfigurationImplementation.ConfigurationService();
if (ConfigUtility.onAzure)
opsConfigData = opsServiceConfig.getServiceConfiguration(StockTraderUtility.ORDER_PROCESSOR_SERVICE_AZURE, StockTraderUtility.ORDER_PROCESSOR_SERVICE_CONFIG, configurationLevel, false, traversePath, csUser);
else
opsConfigData = opsServiceConfig.getServiceConfiguration(StockTraderUtility.ORDER_PROCESSOR_SERVICE_SELFHOST, StockTraderUtility.ORDER_PROCESSOR_SERVICE_CONFIG, configurationLevel, false, traversePath, csUser);
if (opsConfigData != null)
{
for (int i = 0; i < opsConfigData.Count; i++)
{
opsConfigData[i].InProcessHost = Trade.BusinessServiceConfigurationSettings.Settings.HOST_NAME_IDENTIFIER;
}
returnCompositeConfigurationData.AddRange(opsConfigData);
}
}
}
else
{
if (traversePath != null && traversePath.Count > 1)
{
ConfigUtility.writeConfigConsoleMessage("-----> Forwarding Request to Remote Connected Service: " + traversePath[traversePath.Count - 1].MyNode.Address + "\n", EventLogEntryType.Information, true, settingsInstance);
RemoteNotifications remoteNotify = new RemoteNotifications(settingsInstance);
returnCompositeConfigurationData = remoteNotify.getRemoteServiceConfiguration(targetHostNameIdentifier, targetConfigServiceName, configurationLevel, probeDeeper, traversePath, csUser, false, null);
}
}
}
catch (Exception e)
{
ServiceConfigHelper.logServiceOperationException(csUser, e.ToString(), settingsInstance);
throw;
}
return returnCompositeConfigurationData;
}
