private void ReportHealth(string property, HealthState state, string description = Source)
{
LogHelper.Log("Report health for node={0}; source={1};property={2};state={3};description={4}", NodeName, Source, property, state.ToString(), description);
HealthInformation healthInformation = new HealthInformation(Source, property, state);
healthInformation.Description = description;
HealthReport healthReport = new NodeHealthReport(NodeName, healthInformation);
try
{
HealthManager.ReportHealth(healthReport);
}
catch (Exception exception)
{
Assert.Fail("Report health throws exception {0}", exception.Message);
}
bool healthEventUpdated = false;
while (!healthEventUpdated)
{
Thread.Sleep(HealthUpdateDelayTime);
NodeHealth nodeHealth = HealthManager.GetNodeHealthAsync(NodeName).Result;
var eventQuery = from healthEvent in nodeHealth.HealthEvents
where healthEvent.HealthInformation.SourceId == Source &&
healthEvent.HealthInformation.Property == property &&
healthEvent.HealthInformation.HealthState == state
select healthEvent;
healthEventUpdated = eventQuery.Any();
}
}
public void SendReportForNode(HealthState healthState, string message)
{
var error = "";
var handler = HandlersFactory.GetProfilerHandler(_settingService, _loggerService);
handler.Start(LOG_TAG, "SendReportForNode", null);
try
{
HealthReport healthReport = new NodeHealthReport(_nodeName,
new HealthInformation(_serviceName, message, healthState));
healthReport.HealthInformation.TimeToLive = TimeSpan.FromMinutes(_settingService.GetHealthIssuesTimeToLive());
healthReport.HealthInformation.RemoveWhenExpired = false;
ReportHealth(healthReport);
SendReportForPartition(healthState, message);
}
catch (Exception ex)
{
error = ex.Message;
/* Ignore */
}
finally
{
handler.Stop(error);
}
}
/// <summary>
/// Returns a health report
/// </summary>
/// <param name="context">The service fabric context that the health report is for</param>
/// <param name="reportSourceId">The unique reporting source id</param>
/// <param name="propertyName">The name of the health property being reported on</param>
/// <param name="state">The current state of the health property</param>
/// <param name="timeToLive">The time to live of the health report</param>
/// <param name="reportType">The entity type the report is for</param>
/// <returns>A health report for the appropriate reporting entity</returns>
public static HealthReport GetHealthReport(ServiceContext context, string reportSourceId, string propertyName, HealthState state, ReportTypes reportType, TimeSpan timeToLive)
{
HealthReport report;
var information = new HealthInformation(reportSourceId, propertyName, state);
information.Description = $"{ propertyName } health state { Enum.GetName(typeof(HealthState), state) }";
information.RemoveWhenExpired = true;
information.TimeToLive = timeToLive;
information.SequenceNumber = HealthInformation.AutoSequenceNumber;
switch (reportType)
{
case ReportTypes.Cluster:
report = new ClusterHealthReport(information);
break;
case ReportTypes.Application:
report = new ApplicationHealthReport(new Uri(context.CodePackageActivationContext.ApplicationName), information);
break;
case ReportTypes.DeployedApplication:
report = new DeployedApplicationHealthReport(new Uri(context.CodePackageActivationContext.ApplicationName), context.NodeContext.NodeName, information);
break;
case ReportTypes.Service:
report = new ServiceHealthReport(context.ServiceName, information);
break;
case ReportTypes.DeployedService:
report = new DeployedServicePackageHealthReport(new Uri(context.CodePackageActivationContext.ApplicationName), context.CodePackageActivationContext.GetServiceManifestName(), context.NodeContext.NodeName, information);
break;
case ReportTypes.Node:
report = new NodeHealthReport(context.NodeContext.NodeName, information);
break;
case ReportTypes.Instance:
if (context is StatelessServiceContext)
{
report = new StatelessServiceInstanceHealthReport(context.PartitionId, context.ReplicaOrInstanceId, information);
}
else
{
report = new StatefulServiceReplicaHealthReport(context.PartitionId, context.ReplicaOrInstanceId, information);
}
break;
default:
throw new ArgumentException("Unknown health type", nameof(reportType));
}
return(report);
}
private void SendHealthReport(NodeHealthReport healthReport)
{
if (this.client == null)
{
this.client = new FabricClient();
}
this.client.HealthManager.ReportHealth(healthReport);
ServiceEventSource.Current.ServiceMessage(
this.Context,
$"Reported {healthReport.HealthInformation.HealthState} on {healthReport.NodeName} for patch {healthReport.HealthInformation.Property}");
}
private void AddReport(string nodeName, string key, string value, HealthState healthState)
{
// Don't specify a time to live here. Because if infrastructure service is down, then
// all role instances (nodes in WinFab terms) are reported as down in the health report.
// i.e. it appears as though the whole cluster is down. In that case, WinFab upgrades
// etc. won't work since they perform checks on health status.
// Instead, we are specifying a time to live only at the service health level
var hi = new HealthInformation(HealthConstants.HealthReportSourceId, key, healthState)
{
Description = value
};
var healthReport = new NodeHealthReport(nodeName, hi);
healthClient.ReportHealth(healthReport);
}
private void ReportNodeHealth(string property, string nodeName, HealthState healthState, string description)
{
var healthInfo = new HealthInformation(
InfrastructureService.Constants.HealthReportSourceId,
property,
healthState)
{
Description = description,
TimeToLive = this.configReader.NodeHealthEventTTL,
RemoveWhenExpired = true,
};
var report = new NodeHealthReport(nodeName, healthInfo);
this.healthClient.ReportHealth(report);
}
private static void InternalSendNodeHealthReport(
string description,
HealthState healthState,
string subProperty,
TimeSpan timeToLive,
bool removeWhenExpired)
{
if (Disabled)
{
return;
}
InitializeClient();
var property = string.IsNullOrEmpty(subProperty) ? Property : string.Join(".", Property, subProperty);
HealthInformation healthInfo;
if (timeToLive != TimeSpan.Zero)
{
healthInfo = new HealthInformation(SourceId, property, healthState)
{
Description = description,
TimeToLive = timeToLive,
RemoveWhenExpired = removeWhenExpired
};
}
else
{
healthInfo = new HealthInformation(SourceId, property, healthState)
{
Description = description,
TimeToLive = timeToLive,
RemoveWhenExpired = removeWhenExpired
};
}
var nodeHealthReport = new NodeHealthReport(Utility.FabricNodeName, healthInfo);
try
{
fabricClient.HealthManager.ReportHealth(nodeHealthReport);
}
catch (Exception e)
{
Utility.TraceSource.WriteExceptionAsWarning(TraceType, e);
}
}
private void ReportInstalledPatch(string patchId, string installedOn)
{
var healthInformation = new HealthInformation(
HealthReportSource,
patchId,
HealthState.Ok)
{
Description = $"Patch {patchId} was installed on {installedOn}",
RemoveWhenExpired = this.settings.HealthReport.RemoveWhenExpired,
TimeToLive = TimeSpan.FromSeconds(this.settings.HealthReport.TimeToLiveSeconds),
SequenceNumber = 0
};
var healthReport = new NodeHealthReport(this.Context.NodeContext.NodeName, healthInformation);
this.SendHealthReport(healthReport);
}
private void ReportMissingPatch(string patchId)
{
var healthInformation = new HealthInformation(
HealthReportSource,
patchId,
this.settings.HealthReport.ReportMissingAs)
{
Description = $"Patch {patchId} is NOT installed.",
RemoveWhenExpired = this.settings.HealthReport.RemoveWhenExpired,
TimeToLive = TimeSpan.FromSeconds(this.settings.HealthReport.TimeToLiveSeconds),
SequenceNumber = 0
};
var healthReport = new NodeHealthReport(this.Context.NodeContext.NodeName, healthInformation);
this.SendHealthReport(healthReport);
}
public void ReportHealthToServiceFabric(HealthReport healthReport)
{
if (healthReport == null)
{
return;
}
// There is no real need to change Immediate to true here for errors/warnings. This only adds unecessary stress to the
// Health subsystem.
var sendOptions = new HealthReportSendOptions {
Immediate = false
};
// Quickly send OK (clears warning/errors states).
if (healthReport.State == HealthState.Ok)
{
sendOptions.Immediate = true;
}
var timeToLive = TimeSpan.FromMinutes(5);
if (healthReport.HealthReportTimeToLive != default)
{
timeToLive = healthReport.HealthReportTimeToLive;
}
// In order for multiple Error/Warning/Ok events to show up in SFX Details view from observer instances,
// Event Source Ids must be unique, thus the seemingly strange conditionals inside the cases below:
// The apparent duplicity in OR checks is for the case when the incoming report is an OK report, where there is
// no error code, but the specific ErrorWarningProperty is known.
string property;
switch (healthReport.Observer)
{
case ObserverConstants.AppObserverName:
property = "AppHealth";
break;
case ObserverConstants.CertificateObserverName:
property = "SecurityHealth";
break;
case ObserverConstants.DiskObserverName:
property = "DiskHealth";
break;
case ObserverConstants.FabricSystemObserverName:
property = "FabricSystemServiceHealth";
break;
case ObserverConstants.NetworkObserverName:
property = "NetworkingHealth";
break;
case ObserverConstants.OsObserverName:
property = "MachineInformation";
break;
case ObserverConstants.NodeObserverName:
property = "MachineResourceHealth";
break;
default:
property = "FOGenericHealth";
break;
}
string sourceId = healthReport.Observer;
if (!string.IsNullOrEmpty(healthReport.Code))
{
// Only use FOErrorWarningCode for source
sourceId = $"{healthReport.Code}";
}
var healthInformation = new HealthInformation(sourceId, property, healthReport.State)
{
Description = healthReport.HealthMessage,
TimeToLive = timeToLive,
RemoveWhenExpired = true,
};
// Log event only if ObserverWebApi (REST Log reader.) app is deployed.
if (ObserverManager.ObserverWebAppDeployed &&
healthReport.EmitLogEvent)
{
if (healthReport.State == HealthState.Error)
{
this.logger.LogError(healthReport.NodeName + ": {0}", healthInformation.Description);
}
else if (healthReport.State == HealthState.Warning)
{
this.logger.LogWarning(healthReport.NodeName + ": {0}", healthInformation.Description);
}
else
{
this.logger.LogInfo(healthReport.NodeName + ": {0}", healthInformation.Description);
}
}
// To SFX and Telemetry provider.
if (healthReport.ReportType == HealthReportType.Application && healthReport.AppName != null)
{
var appHealthReport = new ApplicationHealthReport(healthReport.AppName, healthInformation);
this.fabricClient.HealthManager.ReportHealth(appHealthReport, sendOptions);
}
else
{
var nodeHealthReport = new NodeHealthReport(healthReport.NodeName, healthInformation);
this.fabricClient.HealthManager.ReportHealth(nodeHealthReport, sendOptions);
}
}
public void ReportHealthToServiceFabric(HealthReport healthReport)
{
if (healthReport == null)
{
return;
}
// There is no real need to change Immediate to true here for errors/warnings. This only adds unecessary stress to the
// Health subsystem.
var sendOptions = new HealthReportSendOptions {
Immediate = false
};
// Quickly send OK (clears warning/errors states).
if (healthReport.State == HealthState.Ok)
{
sendOptions.Immediate = true;
}
var timeToLive = TimeSpan.FromMinutes(5);
if (healthReport.HealthReportTimeToLive != default)
{
timeToLive = healthReport.HealthReportTimeToLive;
}
// Set property for health event.
string property = healthReport.Property;
if (string.IsNullOrEmpty(property))
{
switch (healthReport.Observer)
{
case ObserverConstants.AppObserverName:
property = "ApplicationHealth";
break;
case ObserverConstants.CertificateObserverName:
property = "SecurityHealth";
break;
case ObserverConstants.DiskObserverName:
property = "DiskHealth";
break;
case ObserverConstants.FabricSystemObserverName:
property = "FabricSystemServiceHealth";
break;
case ObserverConstants.NetworkObserverName:
property = "NetworkHealth";
break;
case ObserverConstants.OsObserverName:
property = "MachineInformation";
break;
case ObserverConstants.NodeObserverName:
property = "MachineResourceHealth";
break;
default:
property = "FOGenericHealth";
break;
}
}
string sourceId = healthReport.Observer;
TelemetryData healthData = healthReport.HealthData;
if (!string.IsNullOrEmpty(healthReport.Code))
{
// Only use FOErrorWarningCode for source
sourceId += $"({healthReport.Code})";
}
string errWarnPreamble = string.Empty;
if (healthReport.State == HealthState.Error ||
healthReport.State == HealthState.Warning)
{
errWarnPreamble =
$"{healthReport.Observer} detected " +
$"{Enum.GetName(typeof(HealthState), healthReport.State)} threshold breach. ";
// OSObserver does not monitor resources and therefore does not support related usage threshold configuration.
if (healthReport.Observer == ObserverConstants.OsObserverName &&
property == "OSConfiguration")
{
errWarnPreamble = $"{ObserverConstants.OsObserverName} detected potential problem with OS configuration: ";
property = "OSConfiguration";
}
}
string message = $"{errWarnPreamble}{healthReport.HealthMessage}";
if (healthData != null)
{
message = JsonConvert.SerializeObject(healthData);
}
var healthInformation = new HealthInformation(sourceId, property, healthReport.State)
{
Description = $"{message}",
TimeToLive = timeToLive,
RemoveWhenExpired = true,
};
// Log event only if ObserverWebApi (REST API Log reader service) app is deployed.
if (ObserverManager.ObserverWebAppDeployed &&
healthReport.EmitLogEvent)
{
if (healthReport.State == HealthState.Error)
{
this.logger.LogError(healthReport.NodeName + ": {0}", healthInformation.Description);
}
else if (healthReport.State == HealthState.Warning)
{
this.logger.LogWarning(healthReport.NodeName + ": {0}", healthInformation.Description);
}
else
{
this.logger.LogInfo(healthReport.NodeName + ": {0}", healthInformation.Description);
}
}
// To SFX.
if (healthReport.ReportType == HealthReportType.Application && healthReport.AppName != null)
{
var appHealthReport = new ApplicationHealthReport(healthReport.AppName, healthInformation);
this.fabricClient.HealthManager.ReportHealth(appHealthReport, sendOptions);
}
else
{
var nodeHealthReport = new NodeHealthReport(healthReport.NodeName, healthInformation);
this.fabricClient.HealthManager.ReportHealth(nodeHealthReport, sendOptions);
}
}
public void ReportHealthToServiceFabric(Utilities.HealthReport healthReport)
{
if (healthReport == null)
{
return;
}
// There is no real need to change Immediate to true here for errors/warnings. This only adds unecessary stress to the
// Health subsystem...
var sendOptions = new HealthReportSendOptions {
Immediate = false
};
// Quickly send OK (clears warning/errors states)...
if (healthReport.State == HealthState.Ok)
{
sendOptions.Immediate = true;
}
var timeToLive = TimeSpan.FromMinutes(5);
if (healthReport.HealthReportTimeToLive != default(TimeSpan))
{
timeToLive = healthReport.HealthReportTimeToLive;
}
string kind = string.Empty;
if (healthReport.Code != null)
{
kind = healthReport.Code + ": ";
}
string source = healthReport.Observer;
string property;
// In order for multiple Error/Warning/Ok events to show up in SFX Details view from observer instances,
// Event Source Ids must be unique, thus the seemingly strange conditionals inside the cases below:
// The apparent duplicity in OR checks is for the case when the incoming report is an OK report, where there is
// no error code, but the specific ErrorWarningProperty is known...
switch (healthReport.Observer)
{
case ObserverConstants.AppObserverName:
property = "AppHealth";
if (healthReport.Code == ErrorWarningCode.WarningCpuTime ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalCpuTime)
{
source += "(CPU)";
}
else if (healthReport.Code == ErrorWarningCode.WarningMemoryPercentUsed ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalMemoryConsumptionPct)
{
source += "(Memory%)";
}
else if (healthReport.Code == ErrorWarningCode.WarningMemoryCommitted ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalMemoryConsumptionMB)
{
source += "(MemoryMB)";
}
else if (healthReport.Code == ErrorWarningCode.WarningTooManyActiveEphemeralPorts ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalEphemeralPorts)
{
source += "(ActiveEphemeralPorts)";
}
break;
case ObserverConstants.CertificateObserverName:
property = "SecurityHealth";
break;
case ObserverConstants.DiskObserverName:
property = "DiskHealth";
if (healthReport.Code == ErrorWarningCode.WarningDiskAverageQueueLength ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.DiskAverageQueueLength)
{
source += "(DiskQueueLength)";
}
else if (healthReport.Code == ErrorWarningCode.WarningDiskSpacePercentUsed ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.DiskSpaceUsagePercentage)
{
source += "(DiskSpace%)";
}
else if (healthReport.Code == ErrorWarningCode.WarningDiskSpaceMB ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.DiskSpaceUsageMB)
{
source += "(DiskSpaceMB)";
}
break;
case ObserverConstants.FabricSystemObserverName:
property = "FabricSystemServiceHealth";
if (healthReport.Code == ErrorWarningCode.WarningCpuTime ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalCpuTime)
{
source += "(CPU)";
}
else if (healthReport.Code == ErrorWarningCode.WarningMemoryPercentUsed ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalMemoryConsumptionPct)
{
source += "(Memory%)";
}
else if (healthReport.Code == ErrorWarningCode.WarningMemoryCommitted ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalMemoryConsumptionMB)
{
source += "(MemoryMB)";
}
else if (healthReport.Code == ErrorWarningCode.WarningTooManyActiveTcpPorts ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalActivePorts)
{
source += "(ActivePorts)";
}
else if (healthReport.Code == ErrorWarningCode.WarningTooManyActiveEphemeralPorts ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalEphemeralPorts)
{
source += "(ActiveEphemeralPorts)";
}
break;
case ObserverConstants.NetworkObserverName:
property = "NetworkingHealth";
break;
case ObserverConstants.OSObserverName:
property = "MachineInformation";
break;
case ObserverConstants.NodeObserverName:
property = "MachineResourceHealth";
if (healthReport.Code == ErrorWarningCode.WarningCpuTime ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalCpuTime)
{
source += "(CPU)";
}
else if (healthReport.Code == ErrorWarningCode.WarningTooManyFirewallRules ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalActiveFirewallRules)
{
source += "(FirewallRules)";
}
else if (healthReport.Code == ErrorWarningCode.WarningMemoryPercentUsed ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalMemoryConsumptionPct)
{
source += "(Memory%)";
}
else if (healthReport.Code == ErrorWarningCode.WarningMemoryCommitted ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalMemoryConsumptionMB)
{
source += "(MemoryMB)";
}
else if (healthReport.Code == ErrorWarningCode.WarningTooManyActiveTcpPorts ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalActivePorts)
{
source += "(ActivePorts)";
}
else if (healthReport.Code == ErrorWarningCode.WarningTooManyActiveEphemeralPorts ||
healthReport.ResourceUsageDataProperty == ErrorWarningProperty.TotalEphemeralPorts)
{
source += "(ActiveEphemeralPorts)";
}
break;
default:
property = "FOGenericHealth";
break;
}
var healthInformation = new HealthInformation(source, property, healthReport.State)
{
Description = kind + healthReport.HealthMessage,
TimeToLive = timeToLive,
RemoveWhenExpired = true,
};
// Log event only if ObserverWebApi (REST Log reader...) app is deployed...
if (ObserverManager.ObserverWebAppDeployed &&
healthReport.EmitLogEvent)
{
if (healthReport.State == HealthState.Error)
{
this.logger.LogError(healthReport.NodeName + ": {0}", healthInformation.Description);
}
else if (healthReport.State == HealthState.Warning)
{
this.logger.LogWarning(healthReport.NodeName + ": {0}", healthInformation.Description);
}
else
{
this.logger.LogInfo(healthReport.NodeName + ": {0}", healthInformation.Description);
}
}
// To SFX and Telemetry provider...
if (healthReport.ReportType == HealthReportType.Application && healthReport.AppName != null)
{
var report = new ApplicationHealthReport(healthReport.AppName, healthInformation);
this.fabricClient.HealthManager.ReportHealth(report, sendOptions);
}
else
{
var report = new NodeHealthReport(healthReport.NodeName, healthInformation);
this.fabricClient.HealthManager.ReportHealth(report, sendOptions);
}
}
/// <summary>
/// Reports the health of a node.
/// </summary>
/// <param name="ttl"></param>
public async Task ReportNodeHealthAndLoadAsync(TimeSpan ttl)
{
const int MB = 1048576;
HealthInformation hi = null;
NodeHealthReport nhr = null;
try
{
// Get the global memory load and report as a node health parameter.
NativeMethods.MEMORYSTATUSEX msex = new NativeMethods.MEMORYSTATUSEX();
if (NativeMethods.GlobalMemoryStatus(ref msex))
{
HealthState hs = (msex.dwMemoryLoad > 80) ? HealthState.Warning : (msex.dwMemoryLoad > 95) ? HealthState.Error : HealthState.Ok;
// Save the current memory load.
MemoryLoad = msex.dwMemoryLoad;
// Create the health information to report to Service Fabric.
hi = new HealthInformation("NodeHealth", "MemoryLoad", hs);
hi.TimeToLive = (0.0 <= ttl.TotalMilliseconds) ? TimeSpan.FromSeconds(30) : ttl;
hi.Description = $"Percent of memory in used on this node: {msex.dwMemoryLoad}";
hi.RemoveWhenExpired = true;
hi.SequenceNumber = HealthInformation.AutoSequenceNumber;
// Create a replica health report.
nhr = new NodeHealthReport(Context.NodeContext.NodeName, hi);
ServiceFabricClient.HealthManager.ReportHealth(nhr);
}
// Create the health information and send report to Service Fabric.
hi = new HealthInformation("NodeHealth", "CPU", HealthState.Ok);
hi.TimeToLive = (0.0 <= ttl.TotalMilliseconds) ? TimeSpan.FromSeconds(30) : ttl;
hi.Description = $"Total CPU usage on this node: {_cpuCounter.NextValue()}";
hi.RemoveWhenExpired = true;
hi.SequenceNumber = HealthInformation.AutoSequenceNumber;
nhr = new NodeHealthReport(Context.NodeContext.NodeName, hi);
ServiceFabricClient.HealthManager.ReportHealth(nhr);
// Get the number of deployed replicas on this node for this service.
int serviceReplicaCount = 0;
var replicaList = await ServiceFabricClient.QueryManager.GetDeployedReplicaListAsync(Context.NodeContext.NodeName, Application);
for (int i = 0; i < replicaList.Count; i++)
{
if (Context.ServiceName == replicaList[i].ServiceName)
{
serviceReplicaCount++;
}
}
DateTimeOffset oldSampleTime = _timeOfCpuSample;
TimeSpan oldCpuSample = _cpuProcessTime;
_cpuProcessTime = Process.GetCurrentProcess().TotalProcessorTime;
_timeOfCpuSample = DateTimeOffset.UtcNow;
long processTicks = (_cpuProcessTime - oldCpuSample).Ticks;
long periodTicks = (_timeOfCpuSample - oldSampleTime).Ticks;
long cpuTicks = (processTicks / periodTicks);
long cpuPercent = (cpuTicks / serviceReplicaCount) * 100;
long partitionWorkingSet = ((Process.GetCurrentProcess().WorkingSet64 / MB) / serviceReplicaCount);
// Report the partition load metrics.
LoadMetric[] metrics = new LoadMetric[]
{
new LoadMetric("PartitionCPU", (int)cpuPercent),
new LoadMetric("WorkingSetMB", Convert.ToInt32(partitionWorkingSet))
};
ReportLoad(metrics);
}
catch (Exception ex)
{
_eventSource.ServiceRequestFailed(Context.ServiceTypeName, Context.PartitionId, Context.ReplicaId, "ReportNodeHealthAndLoadAsync", ex.Message);
}
}
/// <summary>
/// Returns a health report
/// </summary>
/// <param name="context">The service fabric context that the health report is for</param>
/// <param name="reportSourceId">The unique reporting source id</param>
/// <param name="propertyName">The name of the health property being reported on</param>
/// <param name="state">The current state of the health property</param>
/// <param name="timeToLive">The time to live of the health report</param>
/// <param name="reportType">The entity type the report is for</param>
/// <returns>A health report for the appropriate reporting entity</returns>
public static HealthReport GetHealthReport(ServiceContext context, string reportSourceId, string propertyName, HealthState state, ReportTypes reportType, TimeSpan timeToLive)
{
HealthReport report;
var information = new HealthInformation(reportSourceId, propertyName, state);
information.Description = $"{ propertyName } health state { Enum.GetName(typeof(HealthState), state) }";
information.RemoveWhenExpired = true;
information.TimeToLive = timeToLive;
information.SequenceNumber = HealthInformation.AutoSequenceNumber;
switch (reportType)
{
case ReportTypes.Cluster:
report = new ClusterHealthReport(information);
break;
case ReportTypes.Application:
report = new ApplicationHealthReport(new Uri(context.CodePackageActivationContext.ApplicationName), information);
break;
case ReportTypes.DeployedApplication:
report = new DeployedApplicationHealthReport(new Uri(context.CodePackageActivationContext.ApplicationName), context.NodeContext.NodeName, information);
break;
case ReportTypes.Service:
report = new ServiceHealthReport(context.ServiceName, information);
break;
case ReportTypes.DeployedService:
report = new DeployedServicePackageHealthReport(new Uri(context.CodePackageActivationContext.ApplicationName), context.CodePackageActivationContext.GetServiceManifestName(), context.NodeContext.NodeName, information);
break;
case ReportTypes.Node:
report = new NodeHealthReport(context.NodeContext.NodeName, information);
break;
case ReportTypes.Instance:
if (context is StatelessServiceContext)
{
report = new StatelessServiceInstanceHealthReport(context.PartitionId, context.ReplicaOrInstanceId, information);
}
else
{
report = new StatefulServiceReplicaHealthReport(context.PartitionId, context.ReplicaOrInstanceId, information);
}
break;
default:
throw new ArgumentException("Unknown health type", nameof(reportType));
}
return report;
}
