private void CheckLagBetweenCatalogAndLucene()
{
DateTime lastCommitToIndex = GetLastCommitTimeStampForLucene();
DateTime lastCommitToCatalog = V3Utility.GetValueFromCatalogIndex(CatalogRootUrl, "commitTimeStamp");
double actualLag = lastCommitToCatalog.Subtract(lastCommitToIndex).TotalMinutes;
//Allowed lag should be taken from config and it should be in seconds. But right now, the lag noticed is around 10 minutes. So setting it to 20
//Until we fix the issue https://github.com/NuGet/NuGetGallery/issues/2479
//double allowedLag = thresholdValues.V3SearchIndexCommitTimeStampLagInMinutes;
double allowedLag = 20;
Console.WriteLine("Lag between catalog and Lucene : {0}", actualLag);
if (actualLag > allowedLag)
{
new SendAlertMailTask
{
AlertSubject = string.Format("V3 search lagging behind catalog by {0} minutes", actualLag),
Details = string.Format("The commit timestamp for V3 Search Lucene Index is {0} and the commit timestamp for Catalog is {1}", lastCommitToIndex.ToString(), lastCommitToCatalog.ToString()),
AlertName = "V3 Search Luence Index Lagging behind V2 DB.",
Component = "V3 SearchService",
Level = "Error"
}.ExecuteCommand();
}
}
private DateTime GetLastCreatedCursorFromCatalog()
{
return(V3Utility.GetValueFromCatalogIndex(CatalogRootUrl, "nuget:lastCreated"));
}
private DateTime GetCommitTimeStampFromCatalog()
{
return(V3Utility.GetValueFromCatalogIndex(CatalogRootUrl, "commitTimeStamp"));
}