public Type GetLokiTransport(string endpointLayout)
{
Environment.SetEnvironmentVariable("SCHEME", "https");
Environment.SetEnvironmentVariable("HOST", "loki.lvh.me");
var endpoint = Layout.FromString(endpointLayout);
var lokiTargetTransport = new LokiTarget().GetLokiTransport(endpoint);
return(lokiTargetTransport.GetType());
}
public void Write()
{
var stringBuilder = new StringBuilder();
LokiTarget.LokiHttpClientFactory = _ => new NullLokiHttpClient(stringBuilder);
var configuration = new LoggingConfiguration();
var lokiTarget = new LokiTarget {
Endpoint = "http://grafana.lvh.me:3100",
IncludeMdlc = true,
Labels =
{
new LokiTargetLabel {
Name = "env",
Layout = Layout.FromString("${basedir}")
},
new LokiTargetLabel {
Name = "server",
Layout = Layout.FromString("${machinename:lowercase=true}")
},
new LokiTargetLabel {
Name = "level",
Layout = Layout.FromString("${level:lowercase=true}")
}
}
};
var target =
new BufferingTargetWrapper(lokiTarget)
{
BufferSize = 500
};
configuration.AddTarget("loki", target);
var rule = new LoggingRule("*", LogLevel.Debug, target);
configuration.LoggingRules.Add(rule);
LogManager.Configuration = configuration;
var log = LogManager.GetLogger(typeof(LokiTargetTests).FullName);
for (var n = 0; n < 100; ++n)
{
using (MappedDiagnosticsLogicalContext.SetScoped("env", "dev"))
{
log.Fatal("Hello world");
}
using (MappedDiagnosticsLogicalContext.SetScoped("server", Environment.MachineName))
{
log.Info($"hello again {n}");
log.Info($"hello again {n * 2}");
log.Warn($"hello again {n * 3}");
}
using (MappedDiagnosticsLogicalContext.SetScoped("cfg", "v1"))
log.Error($"hello again {n * 4}");
try
{
throw new InvalidOperationException();
}
catch (Exception e)
{
log.Error(e);
}
}
LogManager.Shutdown();
Console.WriteLine(stringBuilder.ToString());
}
