public void TestInitialPositionBookMarkPollingSource()
{
ListEventSink records = new ListEventSink();
string sourceId = "TestInitialPositionBookMark";
DeleteExistingBookmarkFile(sourceId);
//This should generate a water mark file
using (WindowsEventPollingSource source = new WindowsEventPollingSource(LogName, PollingSourceQuery, false, new PluginContext(null, null, null, _bookmarkManager)))
{
source.Subscribe(records);
source.Id = sourceId;
source.InitialPosition = InitialPositionEnum.Bookmark;
source.Start();
var nowUtc = DateTime.UtcNow;
string msg = $"Message generated by EventLogTest {nowUtc}";
int eventId = (int)(DateTime.Now.Ticks % ushort.MaxValue);
EventLog.WriteEntry(LogSource, msg, EventLogEntryType.Information, eventId);
System.Threading.Thread.Sleep(1000);
var foundRecord = records.FirstOrDefault(r => eventId.Equals(((RawEventRecordEnvelope)r).Data.Id));
Assert.NotNull(foundRecord);
Assert.True(foundRecord.Timestamp >= nowUtc); // Assert that the record exists and was created after the source stop.
source.Stop();
//Write some new logs after the source stop
DateTime dateTime2Utc = DateTime.UtcNow;
int eventId2 = (int)(DateTime.Now.Ticks % ushort.MaxValue);
msg = $"Message generated by EventLogTest {dateTime2Utc}";
records.Clear();
EventLog.WriteEntry(LogSource, msg, EventLogEntryType.Information, eventId2);
System.Threading.Thread.Sleep(1000);
records.Clear();
source.Reset();
source.Start();
System.Threading.Thread.Sleep(5000);
//Should get the record when the source is stopped
var foundRecord2 = records.FirstOrDefault(r => eventId2.Equals(((RawEventRecordEnvelope)r).Data.Id));
Assert.NotNull(foundRecord2);
Assert.True(foundRecord2.Timestamp >= dateTime2Utc); // Assert that the record exists and was created after the source stop.
}
}
public void TestInitialPositionTimeStampPollingSource()
{
ListEventSink records = new ListEventSink();
DateTime initialTimestamp = DateTime.Now.AddDays(-1);
DateTime nowUtc = DateTime.UtcNow;
string sourceId = "TestInitialPositionTimeStamp";
DeleteExistingBookmarkFile(sourceId);
using (WindowsEventPollingSource source = new WindowsEventPollingSource(LogName, PollingSourceQuery, false, new PluginContext(null, null, null, _bookmarkManager)))
{
source.Subscribe(records);
source.Id = sourceId;
source.InitialPosition = InitialPositionEnum.Timestamp;
source.InitialPositionTimestamp = initialTimestamp;
source.Start();
do
{
EventLog.WriteEntry(LogSource, "A fresh message", EventLogEntryType.Information, 0);
System.Threading.Thread.Sleep(1000);
}while (source.LastEventLatency > new TimeSpan(0, 0, 1));
source.Stop();
Assert.True(records.Count > 0, "There is an event after the timestamp.");
Assert.True(records[0].Timestamp >= initialTimestamp.ToUniversalTime() && records[0].Timestamp < nowUtc, "There is an earlier event after the initial timestamp.");
DateTime dateTime1 = records[records.Count - 1].Timestamp;
//Write some new logs after the source stop
DateTime dateTime2 = DateTime.Now;
string msg = $"Message generated by EventLogTest {dateTime2}";
int eventId = (int)(DateTime.Now.Ticks % ushort.MaxValue);
records.Clear();
EventLog.WriteEntry(LogSource, msg, EventLogEntryType.Information, eventId);
System.Threading.Thread.Sleep(1000);
source.Reset();
source.Start();
System.Threading.Thread.Sleep(5000);
//Should get the record when the source is stopped
Assert.True(records.Count > 0, "Should get the new record.");
var foundRecord = records.FirstOrDefault(r => eventId.Equals(((RawEventRecordEnvelope)r).Data.Id));
Assert.True(foundRecord.Timestamp >= dateTime1); // Assert that the record exists and was created after the source stop.
}
}