/// <summary>
/// Validates the message.
/// </summary>
/// <param name="message">The message.</param>
/// <param name="auditLogEventData">The audit log event data.</param>
/// <returns></returns>
private bool ValidateMessage(SyslogMessage message, IAuditLogEntryData auditLogEventData)
{
SyslogApplicationSettings syslogApplicationSettings = ConfigurationSettings.GetSyslogConfigurationSection().SyslogApplicationSettings;
SyslogSeverity severity;
string databaseName = string.Empty;
string databaseServer = string.Empty;
var databaseConfiguration = ConfigurationSettings.GetDatabaseConfigurationSection();
if (databaseConfiguration?.ConnectionSettings != null)
{
databaseName = databaseConfiguration.ConnectionSettings.Database;
databaseServer = databaseConfiguration.ConnectionSettings.Server;
}
switch (auditLogEventData.SeverityEnum)
{
case AuditLogSeverityEnum_Enumeration.AuditLogInformation:
severity = SyslogSeverity.Informational;
break;
case AuditLogSeverityEnum_Enumeration.AuditLogWarning:
severity = SyslogSeverity.Warning;
break;
case AuditLogSeverityEnum_Enumeration.AuditLogError:
severity = SyslogSeverity.Error;
break;
default:
throw new ArgumentException("auditLogEventData");
}
Assert.AreEqual(1, message.Version, "The version is incorrect.");
Assert.AreEqual(SyslogFacility.LogAudit, message.Facility, "The facility is incorrect");
Assert.AreEqual(severity, message.Severity, "The severity is incorrect");
Assert.AreEqual(syslogApplicationSettings.ApplicationName, message.AppName, "The app name is incorrect");
Assert.AreEqual(auditLogEventData.AuditLogEntryMetadata.MessageId, message.MsgId, "The message id is invalid");
Assert.AreEqual(4, message.StructuredDataElements.Count, "The number of structured data elements is invalid");
Assert.AreEqual("audit@" + syslogApplicationSettings.EnterpriseId, message.StructuredDataElements[0].SdId);
Assert.AreEqual(auditLogEventData.AuditLogEntryMetadata.MessageId + "@" + syslogApplicationSettings.EnterpriseId, message.StructuredDataElements[1].SdId);
Assert.AreEqual("systemInfo@" + syslogApplicationSettings.EnterpriseId, message.StructuredDataElements[2].SdId);
Assert.AreEqual("installDirectory", message.StructuredDataElements[2].Parameters[0].Name);
Assert.AreEqual(SystemInfo.InstallFolder.Replace("\\", "/"), message.StructuredDataElements[2].Parameters[0].Value);
Assert.AreEqual("databaseName", message.StructuredDataElements[2].Parameters[1].Name);
Assert.AreEqual(databaseName, message.StructuredDataElements[2].Parameters[1].Value);
Assert.AreEqual("databaseServer", message.StructuredDataElements[2].Parameters[2].Name);
Assert.AreEqual(databaseServer, message.StructuredDataElements[2].Parameters[2].Value);
Assert.AreEqual(SyslogOriginConstants.Origin, message.StructuredDataElements[3].SdId);
return(true);
}
/// <summary>
/// Initializes a new instance of the <see cref="AuditLogSyslogWriter" /> class.
/// </summary>
/// <param name="syslogMessageWriter">The syslog message writer.</param>
/// <exception cref="System.ArgumentNullException">syslogMessageWriter</exception>
public AuditLogSyslogWriter(ISyslogMessageWriter syslogMessageWriter)
{
if (syslogMessageWriter == null)
{
throw new ArgumentNullException(nameof(syslogMessageWriter));
}
_syslogMessageWriter = syslogMessageWriter;
SyslogConfiguration syslogConfiguration = ConfigurationSettings.GetSyslogConfigurationSection();
if (syslogConfiguration?.SyslogApplicationSettings != null)
{
_enterpriseId = syslogConfiguration.SyslogApplicationSettings.EnterpriseId;
_applicationName = syslogConfiguration.SyslogApplicationSettings.ApplicationName;
}
// Fallback
if (_enterpriseId == 0)
{
_enterpriseId = SyslogReadiNowConstants.EnterpriseId;
}
if (string.IsNullOrEmpty(_applicationName))
{
_applicationName = SyslogReadiNowConstants.ApplicationName;
}
_databaseName = string.Empty;
_databaseServer = string.Empty;
var databaseConfiguration = ConfigurationSettings.GetDatabaseConfigurationSection();
if (databaseConfiguration?.ConnectionSettings != null)
{
_databaseName = databaseConfiguration.ConnectionSettings.Database;
_databaseServer = databaseConfiguration.ConnectionSettings.Server;
}
_processName = Process.GetCurrentProcess().MainModule.ModuleName;
_hostName = GetHostName();
try
{
_ipHostEntry = Dns.GetHostEntry(Dns.GetHostName());
}
catch
{
// ignored
}
if (!string.IsNullOrEmpty(SystemInfo.InstallFolder))
{
_installFolder = SystemInfo.InstallFolder.Replace("\\", "/");
}
}
/// <summary>
/// Get the syslog writer.
/// </summary>
/// <returns>The syslog writer.</returns>
public static IEventLogWriter GetSyslogEventLogWriter()
{
DiagnosticsConfiguration diagnosticsConfiguration = ConfigurationSettings.GetDiagnosticsConfigurationSection();
EventLogSyslogSettings syslogSettings = diagnosticsConfiguration?.SyslogSettings;
if (syslogSettings == null || !syslogSettings.IsEnabled || string.IsNullOrEmpty(syslogSettings.HostName) || syslogSettings.Port <= 0)
{
return(null);
}
int enterpriseId = 0;
string applicationName = string.Empty;
SyslogConfiguration syslogConfiguration = ConfigurationSettings.GetSyslogConfigurationSection();
if (syslogConfiguration?.SyslogApplicationSettings != null)
{
enterpriseId = syslogConfiguration.SyslogApplicationSettings.EnterpriseId;
applicationName = syslogConfiguration.SyslogApplicationSettings.ApplicationName;
}
// Fallback
if (enterpriseId == 0)
{
enterpriseId = SyslogReadiNowConstants.EnterpriseId;
}
if (string.IsNullOrEmpty(applicationName))
{
applicationName = SyslogReadiNowConstants.ApplicationName;
}
string databaseName = string.Empty;
string databaseServer = string.Empty;
var databaseConfiguration = ConfigurationSettings.GetDatabaseConfigurationSection();
if (databaseConfiguration?.ConnectionSettings != null)
{
databaseName = databaseConfiguration.ConnectionSettings.Database;
databaseServer = databaseConfiguration.ConnectionSettings.Server;
}
IStreamProvider tcpStreamProvider = new TcpStreamProvider(syslogSettings.HostName, syslogSettings.Port, true, syslogSettings.IsSecure, syslogSettings.IgnoreSslErrors);
ISyslogMessageSerializer syslogMsgSerializer = new SyslogMessageSerializer();
ISyslogMessageWriter streamWriter = new SyslogStreamWriter(tcpStreamProvider, syslogMsgSerializer);
ISyslogMessageWriter queueingMessageWriter = new SyslogQueueingMessageWriter(streamWriter, 0);
return(new EventLogSyslogWriter(queueingMessageWriter)
{
EnterpriseId = enterpriseId,
ApplicationName = applicationName,
SoftwareVersion = SystemInfo.PlatformVersion,
ErrorEnabled = syslogSettings.ErrorEnabled,
WarningEnabled = syslogSettings.WarningEnabled,
InformationEnabled = syslogSettings.InformationEnabled,
TraceEnabled = syslogSettings.TraceEnabled,
InstallFolder = SystemInfo.InstallFolder,
DatabaseName = databaseName,
DatabaseServer = databaseServer
});
}
