static void Main(string[] args)
{
_sourceValidators["DirectorySource"] = new DirectorySourceValidator();
if (OperatingSystem.IsWindows())
{
_sourceValidators["WindowsEventLogSource"] = new EventLogValidator();
}
if (OperatingSystem.IsWindows())
{
_sourceValidators["WindowsPerformanceCounterSource"] = new PerformanceCounterValidator();
}
var exitCode = InvokeCommand(args);
Environment.Exit(exitCode);
}
private bool LoadSources(IDictionary <String, String> sources, IConfigurationRoot config, IList <string> messages)
{
var sourcesSection = config.GetSection("Sources");
var sourceSections = sourcesSection.GetChildren();
var performanceCounterCategories = PerformanceCounterCategory.GetCategories();
foreach (var sourceSection in sourceSections)
{
string id = sourceSection["Id"];
string sourceType = sourceSection["SourceType"];
string initialPosition = sourceSection["InitialPosition"];
if (sourceType.Equals("DirectorySource"))
{
string recordParser = sourceSection["RecordParser"];
if (recordParser.Equals("TimeStamp"))
{
string timestampFormat = sourceSection["TimestampFormat"];
if (string.IsNullOrEmpty(timestampFormat))
{
messages.Add($"Attribute 'TimestampFormat' is required in source ID: {id}.");
return(false);
}
}
else if (recordParser.Equals("Regex"))
{
string pattern = sourceSection["Pattern"];
if (string.IsNullOrEmpty(pattern))
{
messages.Add($"Attribute 'Pattern' is required in source ID: {id}.");
return(false);
}
string timestampFormat = sourceSection["TimestampFormat"];
if (string.IsNullOrEmpty(timestampFormat))
{
messages.Add($"Attribute 'TimestampFormat' is required in source ID: {id}.");
return(false);
}
}
else if (recordParser.Equals("Delimited"))
{
string delimiter = sourceSection["Delimiter"];
string timestampField = sourceSection["TimestampField"];
string timestampFormat = sourceSection["TimestampFormat"];
if (string.IsNullOrEmpty(delimiter))
{
messages.Add($"Attribute 'Delimiter' is required in source ID: {id}.");
return(false);
}
if (string.IsNullOrEmpty(timestampField))
{
messages.Add($"Attribute 'TimestampField' is required in source ID: {id}.");
return(false);
}
if (string.IsNullOrEmpty(timestampFormat))
{
messages.Add($"Attribute 'TimestampFormat' is required in source ID: {id}.");
return(false);
}
}
}
else if (sourceType.Equals("WindowsEventLogSource"))
{
string logName = sourceSection["LogName"];
EventLogValidator eventLogValidator = new EventLogValidator();
if (!eventLogValidator.ValidateLogName(logName, messages))
{
return(false);
}
}
else if (sourceType.Equals("WindowsPerformanceCounterSource"))
{
var categoriesSection = sourceSection.GetSection("Categories");
var validator = new PerformanceCounterValidator(categoriesSection, performanceCounterCategories);
if (!validator.ValidateSource(messages))
{
return(false);
}
}
if (!string.IsNullOrEmpty(initialPosition) && initialPosition.Equals("Timestamp"))
{
string initialPositionTimestamp = sourceSection["InitialPositionTimestamp"];
if (string.IsNullOrEmpty(initialPositionTimestamp))
{
messages.Add($"InitialPositionTimestamp required in source ID: {id}.");
return(false);
}
else
{
string timestampFormat = "yyyy-MM-dd HH:mm:ss.ffff";
if (!DateTime.TryParseExact(initialPositionTimestamp, timestampFormat, new CultureInfo("en-US"),
DateTimeStyles.None, out DateTime expectedDate))
{
messages.Add($"Timestamp doesn't match the DateTime format: {timestampFormat} in source {id}.");
return(false);
}
}
}
sources.Add(id, sourceType);
}
return(true);
}