public void WriteToLogWithLevel(
string property,
string description,
LogLevel level)
{
switch (level)
{
case LogLevel.Information:
ObserverLogger.LogInfo("{0} logged at level {1}: {2}", property, level, description);
break;
case LogLevel.Warning:
ObserverLogger.LogWarning("{0} logged at level {1}: {2}", property, level, description);
break;
case LogLevel.Error:
ObserverLogger.LogError("{0} logged at level {1}: {2}", property, level, description);
break;
default:
throw new ArgumentOutOfRangeException(nameof(level), level, null);
}
Logger.Flush();
}
public void WriteToLogWithLevel(string property, string description, LogLevel level)
{
switch (level)
{
case LogLevel.Information:
ObserverLogger.LogInfo("{0} logged at level {1}: {2}", property, level, description);
break;
case LogLevel.Warning:
ObserverLogger.LogWarning("{0} logged at level {1}: {2}", property, level, description);
break;
case LogLevel.Error:
ObserverLogger.LogError("{0} logged at level {1}: {2}", property, level, description);
break;
}
Logger.Flush();
}
private async Task <bool> InitializeAsync()
{
WriteToLogWithLevel(
ObserverName,
$"Initializing {ObserverName} for network monitoring. | {NodeName}",
LogLevel.Information);
this.cancellationToken.ThrowIfCancellationRequested();
// This only needs to be logged once.
// This file is used by the ObserverWebApi application.
if (ObserverManager.ObserverWebAppDeployed && !this.hasRun)
{
var logPath = Path.Combine(ObserverLogger.LogFolderBasePath, "NetInfo.txt");
Console.WriteLine($"logPath: {logPath}");
if (!ObserverLogger.TryWriteLogFile(logPath, GetNetworkInterfaceInfo(this.cancellationToken)))
{
HealthReporter.ReportFabricObserverServiceHealth(
FabricServiceContext.ServiceName.OriginalString,
ObserverName,
HealthState.Warning,
"Unable to create NetInfo.txt file.");
}
}
// Is this a unit test run?
if (IsTestRun)
{
return(true);
}
var settings =
FabricServiceContext.CodePackageActivationContext.GetConfigurationPackageObject(
ObserverConstants.ObserverConfigurationPackageName)?.Settings;
this.configSettings.Initialize(
settings,
ConfigurationSectionName,
"NetworkObserverDataFileName");
var networkObserverConfigFileName =
Path.Combine(this.dataPackagePath, this.configSettings.NetworkObserverConfigFileName);
if (string.IsNullOrWhiteSpace(networkObserverConfigFileName))
{
ObserverLogger.LogError(
"Endpoint list file is not specified. " +
"Please Add file containing endpoints that need to be monitored.");
return(false);
}
if (!File.Exists(networkObserverConfigFileName))
{
ObserverLogger.LogError(
"Endpoint list file is not specified. " +
"Please Add file containing endpoints that need to be monitored.");
return(false);
}
if (this.userConfig.Count == 0)
{
using (Stream stream = new FileStream(
networkObserverConfigFileName,
FileMode.Open,
FileAccess.Read,
FileShare.Read))
{
var configs = JsonHelper.ReadFromJsonStream <NetworkObserverConfig[]>(stream);
foreach (var netConfig in configs)
{
var deployedApps = await FabricClientInstance.QueryManager.GetDeployedApplicationListAsync(
NodeName,
new Uri(netConfig.TargetApp)).ConfigureAwait(false);
if (deployedApps == null || deployedApps.Count < 1)
{
continue;
}
this.userConfig.Add(netConfig);
}
}
if (this.userConfig.Count == 0)
{
HealthReporter.ReportFabricObserverServiceHealth(
FabricServiceContext.ServiceName.ToString(),
ObserverName,
HealthState.Warning,
"Missing required configuration data: endpoints.");
return(false);
}
}
return(true);
}