private int GenerateAndDeployUnreliableTransportSettings()
{
string filePath = System.IO.Path.Combine(this.nodeSettings.DeploymentFoldersInfo.WorkFolder, UnreliableTransportSettings.SettingsFileName);
DeployerTrace.WriteNoise("Writing Unreliable Transport Settings file at {0}", filePath);
UnreliableTransportSettings unreliableTransportSettings = new UnreliableTransportSettings(this.clusterSettings);
// acquiring lock to read and write to unreliable transport settings file.
FileLock fileLock = new FileLock(filePath, false /* writing lock */);
if (!fileLock.Acquire(new TimeSpan(0, 0, 5)))
{
DeployerTrace.WriteWarning("Failed to acquire lock to load Unreliable Transport Settings File. Aborting loading at file: {0}", filePath);
return(Constants.ErrorCode_Failure);
}
// checks if it necessary to merge
if (!File.Exists(filePath))
{
// writes the result to Unreliable Transport Settings File
unreliableTransportSettings.WriteUnreliableTransportSettingsFile(filePath);
}
else
{
// creates a new UnreliableTransportSettings from existing UnreliableTransportSettings file
UnreliableTransportSettings unreliableTransportSettingsExisting = new UnreliableTransportSettings(filePath);
// merge files giving precedence to settings coming from cluster manifest
unreliableTransportSettingsExisting.Merge(unreliableTransportSettings);
// writes the result to Unreliable Transport Settings File
unreliableTransportSettingsExisting.WriteUnreliableTransportSettingsFile(filePath);
}
#if DotNetCoreClrLinux
Helpers.UpdateFilePermission(filePath);
#endif
// releasing lock.
fileLock.Release();
return(Constants.ErrorCode_Success);
}
