/// <summary>
/// Gets all settings from XML file.
/// </summary>
private void LoadFromXml()
{
//Create XmlDocument object to read XML settings file
var settingsXmlDoc = new XmlDocument();
settingsXmlDoc.Load(FilePath);
//Get Settings section
var resultNodes = settingsXmlDoc.SelectNodes("/NGRIDConfiguration/Settings/Setting");
if (resultNodes == null)
{
return;
}
foreach (XmlNode node in resultNodes)
{
_settings[node.Attributes["Key"].Value] = node.Attributes["Value"].Value;
}
if (string.IsNullOrEmpty(_settings["ThisServerName"]))
{
throw new NGRIDException("ThisServerName is not defined.");
}
_thisServerName = _settings["ThisServerName"];
//Get Servers section
resultNodes = settingsXmlDoc.SelectNodes("/NGRIDConfiguration/Servers/Server");
if (resultNodes == null)
{
throw new NGRIDException("No server defined.");
}
foreach (XmlNode node in resultNodes)
{
Servers.Add(new ServerInfoItem
{
Name = node.Attributes["Name"].Value.Trim(),
IpAddress = node.Attributes["IpAddress"].Value,
Port = Convert.ToInt32(node.Attributes["Port"].Value),
Adjacents = node.Attributes["Adjacents"].Value
});
}
//Get Applications section
resultNodes = settingsXmlDoc.SelectNodes("/NGRIDConfiguration/Applications/Application");
if (resultNodes != null)
{
//Read all application entries from xml file
foreach (XmlNode node in resultNodes)
{
var application = new ApplicationInfoItem
{
Name = node.Attributes["Name"].Value
};
//Add predefined communication channels
foreach (XmlNode childNode in node.ChildNodes)
{
switch (childNode.Name)
{
case "Communication":
switch (childNode.Attributes["Type"].Value)
{
case "WebService":
var webServiceComm = new ApplicationInfoItem.CommunicationChannelInfoItem
{
CommunicationType = "WebService"
};
webServiceComm.CommunicationSettings.Add("Url", childNode.Attributes["Url"].Value);
application.CommunicationChannels.Add(webServiceComm);
break;
}
break;
}
}
Applications.Add(application);
}
}
//Get Routes section
resultNodes = settingsXmlDoc.SelectNodes("/NGRIDConfiguration/Routes/Route");
if (resultNodes != null)
{
//Read all route entries from xml file
foreach (XmlNode node in resultNodes)
{
var route = new RouteInfoItem
{
Name = node.Attributes["Name"].Value,
DistributionType = GetAttribute(node, "DistributionType")
};
//Read all filter entries of route from xml file
var filterNodes = node.SelectNodes("/NGRIDConfiguration/Routes/Route/Filters/Filter");
if (filterNodes != null)
{
foreach (XmlNode filterNode in filterNodes)
{
var filter = new RouteInfoItem.FilterInfoItem
{
SourceServer = GetAttribute(filterNode, "SourceServer"),
SourceApplication = GetAttribute(filterNode, "SourceApplication"),
DestinationServer = GetAttribute(filterNode, "DestinationServer"),
DestinationApplication =
GetAttribute(filterNode, "DestinationApplication"),
TransmitRule = GetAttribute(filterNode, "TransmitRule")
};
route.Filters.Add(filter);
}
}
//Read all destination entries of route from xml file
var destinationNodes = node.SelectNodes("/NGRIDConfiguration/Routes/Route/Destinations/Destination");
if (destinationNodes != null)
{
foreach (XmlNode destinationNode in destinationNodes)
{
var destination = new RouteInfoItem.DestinationInfoItem
{
Application = GetAttribute(destinationNode, "Application"),
Server = GetAttribute(destinationNode, "Server"),
RouteFactor = Convert.ToInt32(GetAttribute(destinationNode, "RouteFactor") ?? "1")
};
if (destination.RouteFactor <= 0)
{
destination.RouteFactor = 1;
}
route.Destinations.Add(destination);
}
}
Routes.Add(route);
}
}
}
private void ProcessUpdateApplicationWebServicesMessage(ICommunicator communicator, UpdateApplicationWebServicesMessage message, NGRIDControllerMessage controllerMessage)
{
try
{
//Find application
ApplicationInfoItem application = null;
foreach (var applicationInfoItem in _settings.Applications)
{
if (applicationInfoItem.Name == message.ApplicationName)
{
application = applicationInfoItem;
}
}
if (application == null)
{
//Send message
ReplyMessageToCommunicator(
communicator,
new OperationResultMessage()
{
Success = false,
ResultMessage = "No application found with name '" + message.ApplicationName + "'."
},
controllerMessage
);
return;
}
//Delete old service list
application.CommunicationChannels.Clear();
//Add new services
if (message.WebServices != null && message.WebServices.Length > 0)
{
foreach (var webServiceInfo in message.WebServices)
{
var channelInfo = new ApplicationInfoItem.CommunicationChannelInfoItem { CommunicationType = "WebService" };
channelInfo.CommunicationSettings["Url"] = webServiceInfo.Url;
application.CommunicationChannels.Add(channelInfo);
}
}
try
{
//Save settings
_settings.SaveToXml();
}
catch (Exception ex)
{
Logger.Error(ex.Message, ex);
ReplyMessageToCommunicator(
communicator,
new OperationResultMessage()
{
Success = false,
ResultMessage = "Can not save XML configuration file (NGRIDSettings.xml)."
},
controllerMessage
);
return;
}
//Send success message
ReplyMessageToCommunicator(
communicator,
new OperationResultMessage()
{
Success = true,
ResultMessage = "Success."
},
controllerMessage
);
}
catch (Exception ex)
{
Logger.Error(ex.Message, ex);
ReplyMessageToCommunicator(
communicator,
new OperationResultMessage()
{
Success = false,
ResultMessage = ex.Message
},
controllerMessage
);
return;
}
}
/// <summary>
/// Gets all settings from XML file.
/// </summary>
private void LoadFromXml()
{
//Create XmlDocument object to read XML settings file
var settingsXmlDoc = new XmlDocument();
settingsXmlDoc.Load(FilePath);
//Get Settings section
var resultNodes = settingsXmlDoc.SelectNodes("/NGRIDConfiguration/Settings/Setting");
if (resultNodes == null)
{
return;
}
foreach (XmlNode node in resultNodes)
{
_settings[node.Attributes["Key"].Value] = node.Attributes["Value"].Value;
}
if (string.IsNullOrEmpty(_settings["ThisServerName"]))
{
throw new NGRIDException("ThisServerName is not defined.");
}
_thisServerName = _settings["ThisServerName"];
//Get Servers section
resultNodes = settingsXmlDoc.SelectNodes("/NGRIDConfiguration/Servers/Server");
if (resultNodes == null)
{
throw new NGRIDException("No server defined.");
}
foreach (XmlNode node in resultNodes)
{
Servers.Add(new ServerInfoItem
{
Name = node.Attributes["Name"].Value.Trim(),
IpAddress = node.Attributes["IpAddress"].Value,
Port = Convert.ToInt32(node.Attributes["Port"].Value),
Adjacents = node.Attributes["Adjacents"].Value
});
}
//Get Applications section
resultNodes = settingsXmlDoc.SelectNodes("/NGRIDConfiguration/Applications/Application");
if (resultNodes != null)
{
//Read all application entries from xml file
foreach (XmlNode node in resultNodes)
{
var application = new ApplicationInfoItem
{
Name = node.Attributes["Name"].Value
};
//Add predefined communication channels
foreach (XmlNode childNode in node.ChildNodes)
{
switch (childNode.Name)
{
case "Communication":
switch (childNode.Attributes["Type"].Value)
{
case "WebService":
var webServiceComm = new ApplicationInfoItem.CommunicationChannelInfoItem
{
CommunicationType = "WebService"
};
webServiceComm.CommunicationSettings.Add("Url", childNode.Attributes["Url"].Value);
application.CommunicationChannels.Add(webServiceComm);
break;
}
break;
}
}
Applications.Add(application);
}
}
//Get Routes section
resultNodes = settingsXmlDoc.SelectNodes("/NGRIDConfiguration/Routes/Route");
if (resultNodes != null)
{
//Read all route entries from xml file
foreach (XmlNode node in resultNodes)
{
var route = new RouteInfoItem
{
Name = node.Attributes["Name"].Value,
DistributionType = GetAttribute(node, "DistributionType")
};
//Read all filter entries of route from xml file
var filterNodes = node.SelectNodes("/NGRIDConfiguration/Routes/Route/Filters/Filter");
if (filterNodes != null)
{
foreach (XmlNode filterNode in filterNodes)
{
var filter = new RouteInfoItem.FilterInfoItem
{
SourceServer = GetAttribute(filterNode, "SourceServer"),
SourceApplication = GetAttribute(filterNode, "SourceApplication"),
DestinationServer = GetAttribute(filterNode, "DestinationServer"),
DestinationApplication =
GetAttribute(filterNode, "DestinationApplication"),
TransmitRule = GetAttribute(filterNode, "TransmitRule")
};
route.Filters.Add(filter);
}
}
//Read all destination entries of route from xml file
var destinationNodes = node.SelectNodes("/NGRIDConfiguration/Routes/Route/Destinations/Destination");
if (destinationNodes != null)
{
foreach (XmlNode destinationNode in destinationNodes)
{
var destination = new RouteInfoItem.DestinationInfoItem
{
Application = GetAttribute(destinationNode, "Application"),
Server = GetAttribute(destinationNode, "Server"),
RouteFactor = Convert.ToInt32(GetAttribute(destinationNode, "RouteFactor") ?? "1")
};
if (destination.RouteFactor <= 0)
{
destination.RouteFactor = 1;
}
route.Destinations.Add(destination);
}
}
Routes.Add(route);
}
}
}