void GetData()
{
try
{
NiceComponent component = NodeServer.Components.Find(item => (item.Type == ComponentType.AgentsCenter));
if (component == null)
{
string erMsg = string.Format(SentinelConstants.ISP_MISSING_COMPONENT_TEMPLATE, ComponentType.AgentsCenter, NodeServer.HostName);
LogTrace.WriteErrorFormatted(erMsg);
this.AddAllMetricsToFailed(mMetricList, erMsg, FailedMetricReason.ISP_MissingComponent);
//Lets make poller yellow
throw new Exception(string.Format("AgentsCenter is not configured for {0}", NodeServer.IPAddr));
}
if (!component.IsActiveInCluster)
{
LogTrace.WriteTrace("Not collecting metrics since not active in cluster.");
return(true);
}
string endpoint = "http://" + ip + ":62124/AgentsCenter.Information.AgentsMonitoring.IAgentsMonitoringStatusService";
Binding wsBinding = new BasicHttpBinding(BasicHttpSecurityMode.None);
EndpointAddress endpointAdd = new EndpointAddress(endpoint);
using (IAgentsCenterAccessor client = AgentsCenterHelper.GetAgentCenterAccessor(wsBinding, endpointAdd))
{
client.Open();
//get sentinel identifier
string sentinelIdentifier = Dns.GetHostName();
agents.Clear();
//get a list that containes the info of each agent
List <AgentCurrentStatus> tempAgentslist = client.GetAgentsStatus(sentinelIdentifier);
while (tempAgentslist != null && tempAgentslist.Count != 0)
{
LogTrace.WriteTraceFormatted("GetNextAgentsStatus returned {0} more agents", tempAgentslist.Count);
agents.AddRange(tempAgentslist);
tempAgentslist = client.GetNextAgentsStatus(sentinelIdentifier);
}
LogTrace.WriteTraceFormatted("Total amount of agents is {0}", agents.Count);
//loop though each metric and publish it (or not)
foreach (NICEMetric metric in mMetricList)
{
double stateCount = 0; //number of agents in certain state
double totalAgentsCount = 0; //number of agents of certain type
switch (metric.Name)
{
case ONLINE_SCREEN_AGENTS:
GetAgentsCount(ref totalAgentsCount, ref stateCount, AgentType.AGENT_TYPE_SCREEN_AGENT, AgentState.AGENT_STATE_IDLE);
break;
case ERRONEOUS_SCREEN_AGENTS:
GetAgentsCount(ref totalAgentsCount, ref stateCount, AgentType.AGENT_TYPE_SCREEN_AGENT, AgentState.AGENT_STATE_ERROR);
break;
case ONLINE_PO_CLIENTS:
GetAgentsCount(ref totalAgentsCount, ref stateCount, AgentType.AGENT_TYPE_PO, AgentState.AGENT_STATE_IDLE);
break;
case ERRONEOUS_PO_CLIENTS:
GetAgentsCount(ref totalAgentsCount, ref stateCount, AgentType.AGENT_TYPE_PO, AgentState.AGENT_STATE_ERROR);
break;
default:
LogTrace.WriteErrorFormatted("Unknown metric has been found in the metric list: \"{0}\"", metric.Name);
continue;
}
if (totalAgentsCount > 0) //if there are any agents of specified type, publish the metric
{
double metricValue = stateCount / totalAgentsCount * 100; //100 = 100%
metricValue = Math.Round(metricValue, 2);
LogTrace.WriteTraceFormatted("Metric \"{0}\" is being published with value {1}%.", metric.Name, metricValue);
publishedMetricsList.Add(new PublishedMetricValue(metric, metricValue, NodeServer, component));
}
else
{
LogTrace.WriteTraceFormatted("Not publishing metrics since there are no agents for \"{0}\".", metric.Name);
}
}
client.Close();
}
success = true;
}
catch (Exception e)
{
LogTrace.WriteErrorFormatted("An exception occured: {0}", e);
res = NpsUtility.GetTheExceptionReason(e);
success = false;
}
}
/// <summary>
/// Initializes static members of the <see cref="AgentsCenterNode"/> class.
/// </summary>
static AgentsCenterNode()
{
//fill the metric list
mMetricList = NpsUtility.GetMetricsByComponentName("AgentsCenter");
}
