initial setup of a grafana container

DistTestCore/Metrics/GrafanaContainerRecipe.cs

@@ -0,0 +1,19 @@
+using KubernetesWorkflow;
+
+namespace DistTestCore.Metrics
+{
+    public class GrafanaContainerRecipe : ContainerRecipeFactory
+    {
+        public override string AppName => "grafana";
+        public override string Image => "grafana/grafana-oss:10.0.3";
+
+        protected override void Initialize(StartupConfig startupConfig)
+        {
+            //var config = startupConfig.Get<PrometheusStartupConfig>();
+
+            //AddExposedPortAndVar("PROM_PORT");
+            AddExposedPort(3000);
+            //AddEnvVar("PROM_CONFIG", config.PrometheusConfigBase64);
+        }
+    }
+}

DistTestCore/PrometheusStarter.cs

@@ -22,6 +22,10 @@ namespace DistTestCore
             var runningContainers = workflow.Start(1, Location.Unspecified, new PrometheusContainerRecipe(), startupConfig);
             if (runningContainers.Containers.Length != 1) throw new InvalidOperationException("Expected only 1 Prometheus container to be created.");
 
+            workflow = lifecycle.WorkflowCreator.CreateWorkflow();
+            var grafanaContainers = workflow.Start(1, Location.Unspecified, new GrafanaContainerRecipe(), startupConfig);
+            if (grafanaContainers.Containers.Length != 1) throw new InvalidOperationException("should be 1");
+
             LogEnd("Metrics server started.");
 
             return runningContainers;

KubernetesWorkflow/ContainerRecipeFactory.cs

@@ -40,6 +40,13 @@
             return p;
         }
 
+        protected Port AddExposedPort(int number, string tag = "")
+        {
+            var p = factory.CreatePort(number, tag);
+            exposedPorts.Add(p);
+            return p;
+        }
+
         protected Port AddInternalPort(string tag = "")
         {
             var p = factory.CreatePort(tag);

KubernetesWorkflow/RecipeComponentFactory.cs

@@ -7,6 +7,11 @@ namespace KubernetesWorkflow
     {
         private NumberSource portNumberSource = new NumberSource(8080);
 
+        public Port CreatePort(int number, string tag)
+        {
+            return new Port(number, tag);
+        }
+
         public Port CreatePort(string tag)
         {
             return new Port(portNumberSource.GetNextNumber(), tag);