public PrometheusCollection(IGiveSensors collector, string localHost, CollectorRegistry registry)
{
_collector = collector;
_localHost = localHost;
registry.AddBeforeCollectCallback(UpdateMetrics);
_metrics = Metrics.WithCustomRegistry(registry);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="pveHostsAndPortHA"></param>
/// <param name="pveUsername"></param>
/// <param name="pvePassword"></param>
/// <param name="pveApiToken"></param>
/// <param name="loggerFactory"></param>
/// <param name="host"></param>
/// <param name="port"></param>
/// <param name="url"></param>
/// <param name="prefix"></param>
/// <param name="exportNodeDiskInfo"></param>
public PrometheusExporter(string pveHostsAndPortHA,
string pveUsername,
string pvePassword,
string pveApiToken,
ILoggerFactory loggerFactory,
string host,
int port,
string url,
string prefix,
bool exportNodeDiskInfo)
: this(Prometheus.Metrics.NewCustomRegistry(), prefix, exportNodeDiskInfo)
{
_registry.AddBeforeCollectCallback(async() =>
{
var stopwatch = new Stopwatch();
stopwatch.Start();
var client = ClientHelper.GetClientFromHA(pveHostsAndPortHA);
client.LoggerFactory = loggerFactory;
if (string.IsNullOrWhiteSpace(pveApiToken))
{
await client.Login(pveUsername, pvePassword);
}
await Collect(client);
stopwatch.Stop();
});
_server = new MetricServer(host, port, url, _registry);
}
public static void AddMetricsToRegistry(CollectorRegistry registry)
{
var rand = new Random();
registry.AddBeforeCollectCallback(() =>
{
System.Diagnostics.Debug.WriteLine("**** callback called. ****");
Callback.Set(rand.NextDouble());
});
}
public void AddMetricsToRegistry(CollectorRegistry registry)
{
registry.AddBeforeCollectCallback(() =>
{
var resolverDiagnostics = resolver.Diagnostics;
ResolverFactoryCacheCount.Set(resolverDiagnostics.FactoryCacheCount);
ResolverFactoryCacheWidth.Set(resolverDiagnostics.FactoryCacheWidth);
ResolverFactoryCacheDepth.Set(resolverDiagnostics.FactoryCacheDepth);
var controllerDiagnostics = engineController.Diagnostics;
AccessorMapperCacheCount.Set(controllerDiagnostics.ResultMapperCacheCount);
AccessorMapperCacheWidth.Set(controllerDiagnostics.ResultMapperCacheWidth);
AccessorMapperCacheDepth.Set(controllerDiagnostics.ResultMapperCacheDepth);
});
}
public OnDemandCollector(string sqlConnectionString, int millisecondTimeout, CollectorRegistry registry, Func <MetricFactory, IEnumerable <IQuery> > configureAction)
{
_sqlConnectionString = sqlConnectionString;
_millisecondTimeout = millisecondTimeout;
_registry = registry;
_metricFactory = Metrics.WithCustomRegistry(registry);
_registry.AddBeforeCollectCallback(UpdateMetrics);
_metrics =
configureAction(_metricFactory)
.Append(new ConnectionUp(_metricFactory))
.ToArray();
_exceptionsGauge = _metricFactory.CreateGauge("mssql_exceptions", "Number of queries throwing exceptions.");
_timeoutGauge = _metricFactory.CreateGauge("mssql_timeouts", "Number of queries timing out.");
}