orchestrator: move broker component as orchestrator

We can have one main subcomponent per component. We don't do that for
the inlet component as there is more configuration.

orchestrator/http_test.go

@@ -0,0 +1,36 @@
+package orchestrator
+
+import (
+	"testing"
+
+	"akvorado/common/helpers"
+	"akvorado/common/http"
+	"akvorado/common/reporter"
+
+	"github.com/gin-gonic/gin"
+)
+
+func TestConfigurationEndpoint(t *testing.T) {
+	r := reporter.NewMock(t)
+	h := http.NewMock(t, r)
+	c, err := New(r, DefaultConfiguration(), Dependencies{
+		HTTP: h,
+	})
+	if err != nil {
+		t.Fatalf("New() error:\n%+v", err)
+	}
+	c.RegisterConfiguration(InletService, map[string]string{
+		"hello": "Hello world!",
+		"bye":   "Goodbye world!",
+	})
+
+	helpers.TestHTTPEndpoints(t, h.Address, helpers.HTTPEndpointCases{
+		{
+			URL: "/api/v0/orchestrator/broker/configuration/inlet",
+			JSONOutput: gin.H{
+				"bye":   "Goodbye world!",
+				"hello": "Hello world!",
+			},
+		},
+	})
+}