private static AlertingRules LoadAlertingRules()
{
using (StreamReader reader = new StreamReader(AlertingRulesFile, Encoding.UTF8))
{
XmlSerializer serializer = new XmlSerializer(typeof(AlertingRules));
AlertingRules rules = (AlertingRules)serializer.Deserialize(reader);
return(rules);
}
}
private static void GenerateExampleAlertingRules()
{
string exampleFile = "example." + AlertingRulesFile;
using (StreamWriter writer = new StreamWriter(exampleFile, false, Encoding.UTF8))
{
var exampleAlertingRules = AlertingRules.GenerateSample();
XmlSerializer serializer = new XmlSerializer(typeof(AlertingRules));
serializer.Serialize(writer, exampleAlertingRules);
}
}
static void Main(string[] args)
{
if (args.Where(arg => string.Compare(arg, "-h", true, System.Globalization.CultureInfo.InvariantCulture) == 0).Count() > 0)
{
ShowHelpMessage();
return;
}
if (args.Where(arg => string.Compare(arg, "-g", true, System.Globalization.CultureInfo.InvariantCulture) == 0).Count() > 0)
{
GenerateExampleAlertingRules();
return;
}
int exitCode = 0;
try
{
CosmosJobMonitor.Share.CosmosJobMonitorUtility.SetDataDirectory(Properties.Settings.Default.DataDirectory);
AlertingRules rules = LoadAlertingRules();
RuleEngine engine = new RuleEngine(Properties.Settings.Default.JobStatisticsConnectionString, Properties.Settings.Default.CommandTimeout, GetPassword);
List <Exception> exceptions;
engine.Execute(rules, out exceptions);
if (exceptions != null && exceptions.Any())
{
Console.Error.WriteLine("There are exceptions when rule engine was executing rules:");
foreach (var exception in exceptions)
{
Console.Error.WriteLine("Exception: {0}", exception);
}
exitCode = -1;
}
}
catch (Exception ex)
{
Console.Error.WriteLine("Exception: {0}", ex);
exitCode = -1;
}
#if DEBUG
Console.WriteLine("Press any key to continue...");
Console.ReadKey();
#endif
Environment.Exit(exitCode);
}
public void Execute(AlertingRules rules, out List <Exception> exceptions)
{
List <Tuple <AlertingRule, List <Guid> > > allJobIds = new List <Tuple <AlertingRule, List <Guid> > >();
exceptions = new List <Exception>();
foreach (var rule in rules.Rules)
{
try
{
var jobIds = ExecuteRule(rule);
if (jobIds.Any())
{
allJobIds.Add(Tuple.Create(rule, jobIds));
}
}
catch (Exception ex)
{
exceptions.Add(ex);
}
}
// get all user aliases we are tracking
var userAliases = GetUserAliasesForTracking().ToDictionary(a => a);
// get all job statistics for all rules
var allJobStatistics = allJobIds
.Select(t => Tuple.Create(t.Item1, GetJobStatistics(t.Item1, t.Item2, rules.JobNameFilters, userAliases, rules.LookbackDays)))
.Where(t => t.Item2.Any())
.ToList();
if (allJobStatistics.Any())
{
SendEmail(rules.MailSettings, allJobStatistics);
}
}
