Add option to execute Tests for release (#178)

* Add button to execute tests

* Create API to execute tests

* Add modal for Test response

* Make API call to execute tests and show response in modal

* Clean up

* Update docs - feature execute tests for a release

* Add arg '--logs' to 'helm test' cmd

* Wait for API to complete before sending back response to frontend

* Add loading spinner until reponse for 'helm test' is returned from backend by API

* Clean-up

Co-authored-by: Harshit Mehta <harshitm@nvidia.com>

README.md

@@ -88,6 +88,16 @@ The official helm chart is [available here](https://github.com/komodorio/helm-ch
 
 Download the appropriate [release package](https://github.com/komodorio/helm-dashboard/releases) for your platform, unpack it and just run `dashboard` binary from it.
 
+## Execute Helm tests
+
+For all the release(s) (istalled helm charts), you can execute helm tests for that release. For the tests to execute successfully, you need to have existing tests for that helm chart
+
+You can execute `helm test` for the specific release as below:
+![](screenshot_run_test.png)
+
+The result of executed `helm test` for the release will be disapled as below:
+![](screenshot_run_test_result.png)
+
 ## Scanner Integrations
 
 Upon startup, Helm Dashboard detects the presence of [Trivy](https://github.com/aquasecurity/trivy)

pkg/dashboard/api.go

@@ -112,6 +112,7 @@ func configureHelms(api *gin.RouterGroup, data *subproc.DataLayer) {
 	api.GET("/charts/:section", h.GetInfoSection)
 	api.GET("/charts/show", h.Show)
 	api.POST("/charts/install", h.Install)
+	api.POST("/charts/tests", h.Tests)
 	api.POST("/charts/rollback", h.Rollback)
 
 	api.GET("/repo", h.RepoList)

pkg/dashboard/handlers/helmHandlers.go

@@ -176,6 +176,22 @@ func (h *HelmHandler) Install(c *gin.Context) {
 	c.String(http.StatusAccepted, out)
 }
 
+func (h *HelmHandler) Tests(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, false)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	out, err := h.Data.RunTests(qp.Namespace, qp.Name)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	c.String(http.StatusOK, out)
+}
+
 func (h *HelmHandler) GetInfoSection(c *gin.Context) {
 	qp, err := utils.GetQueryProps(c, true)
 	if err != nil {

pkg/dashboard/static/actions.js

@@ -343,3 +343,18 @@ $("#btnAddRepository").click(function () {
     setHashParam("section", "repository")
     window.location.reload()
 })
+
+$("#btnTest").click(function() {
+    $("#testModal .test-result").empty().prepend('<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span>')
+    $.ajax({
+        type: 'POST',
+        url: "/api/helm/charts/tests" + "?namespace=" + getHashParam("namespace") + "&name=" + getHashParam("chart")
+    }).fail(function (xhr) {
+        reportError("Failed to execute test for chart", xhr)
+    }).done(function (data) {
+        $("#testModal .test-result").empty().html(data.replaceAll("\n", "<br>"))
+    })
+
+    const myModal = new bootstrap.Modal(document.getElementById('testModal'), {});
+    myModal.show()
+})

pkg/dashboard/static/index.html

@@ -194,6 +194,9 @@
                     <button id="btnRollback" class="btn btn-sm  btn-light bg-white border border-secondary me-2"
                             title="Rollback to this revision"><i class="bi-arrow-repeat"></i> <span>Rollback</span>
                     </button>
+                    <button id="btnTest" class="btn btn-sm btn-light bg-white  border border-secondary"
+                            title="Run tests for this chart"><i class="bi-check-circle"></i> <span>Run tests</span>
+                    </button>
                     <button id="btnUninstall" class="btn btn-sm btn-light bg-white  border border-secondary"
                             title="Uninstall the chart"><i class="bi-trash3"></i> Uninstall
                     </button>
@@ -417,6 +420,26 @@
     </div>
 </div>
 
+<div class="modal" id="testModal" tabindex="-1">
+    <div class="modal-dialog modal-dialog modal-dialog-scrollable modal-xl">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h4 class="modal-title" id="testModalLabel">
+                    <span class="type">Test results</span>
+                </h4>
+                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+            </div>
+            <div class="modal-body border-bottom fs-5">
+                <div class="row">
+                    <div class="col">
+                        <span class="test-result"></span>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
 <!-- Modal -->
 <div class="modal fade" id="PowerOffModal" tabindex="-1" aria-labelledby="ModalLabel" aria-hidden="true">
     <div class="modal-dialog">

pkg/dashboard/static/styles.css

@@ -296,3 +296,7 @@ nav .nav-tabs .nav-link.active {
 #sectionRepo .repo-details ul .row:hover .btn {
     visibility: visible;
 }
+
+.test-result {
+    font-size: 1rem;
+}

pkg/dashboard/subproc/data.go

@@ -278,6 +278,17 @@ func (d *DataLayer) ChartInstall(namespace string, name string, repoChart string
 	return out, nil
 }
 
+func (d *DataLayer) RunTests(namespace string, name string) (string, error) {
+	cmd := []string{"test", name, "--namespace", namespace, "--logs"}
+
+	out, err := d.runCommandHelm(cmd...)
+	if err != nil {
+		return "", err
+	}
+
+	return out, nil
+}
+
 func RevisionDiff(functor SectionFn, ext string, namespace string, name string, revision1 int, revision2 int, flag bool) (string, error) {
 	if revision1 == 0 || revision2 == 0 {
 		log.Debugf("One of revisions is zero: %d %d", revision1, revision2)