Update Helm release loki-stack to v2.8.8 (#1118)

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This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [loki-stack](https://grafana.com/loki)
([source](https://togithub.com/grafana/helm-charts)) | patch | `2.8.7`
-> `2.8.8` |

---

### Release Notes

<details>
<summary>grafana/helm-charts</summary>

###
[`v2.8.8`](https://togithub.com/grafana/helm-charts/releases/tag/loki-stack-2.8.8)

[Compare
Source](https://togithub.com/grafana/helm-charts/compare/loki-stack-2.8.7...loki-stack-2.8.8)

Loki: like Prometheus, but for logs.

</details>

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
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Co-authored-by: Wayne Starr <[email protected]>
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packages/logging-pgl/zarf.yaml

@@ -6,7 +6,7 @@ components:
   - name: logging
     description: "Add Promtail, Grafana and Loki (PGL) to this cluster for log monitoring."
     images:
-      - docker.io/grafana/promtail:2.6.1
+      - docker.io/grafana/promtail:2.7.0
       - grafana/grafana:8.3.5
       - grafana/loki:2.6.1
       - quay.io/kiwigrid/k8s-sidecar:1.19.2
@@ -19,7 +19,7 @@ components:
       - name: loki-stack
         releaseName: zarf-loki-stack
         url: https://grafana.github.io/helm-charts
-        version: 2.8.7
+        version: 2.8.8
         namespace: zarf
         valuesFiles:
           - pgl-values.yaml

src/test/e2e/20_zarf_init_test.go

@@ -31,6 +31,22 @@ func TestZarfInit(t *testing.T) {
 	_, _, err := utils.ExecCommandWithContext(ctx, true, e2e.zarfBinPath, "init", "--components="+initComponents, "--confirm")
 	require.NoError(t, err)
 
+	// Check that gitea is actually running and healthy
+	stdOut, _, err := utils.ExecCommandWithContext(ctx, true, "kubectl", "get", "pods", "-l", "app in (gitea)", "-n", "zarf", "-o", "jsonpath={.items[*].status.phase}")
+	require.NoError(t, err)
+	require.Contains(t, stdOut, "Running")
+
+	// Check that the logging stack is actually running and healthy
+	stdOut, _, err = utils.ExecCommandWithContext(ctx, true, "kubectl", "get", "pods", "-l", "app in (loki)", "-n", "zarf", "-o", "jsonpath={.items[*].status.phase}")
+	require.NoError(t, err)
+	require.Contains(t, stdOut, "Running")
+	stdOut, _, err = utils.ExecCommandWithContext(ctx, true, "kubectl", "get", "pods", "-l", "app.kubernetes.io/name in (grafana)", "-n", "zarf", "-o", "jsonpath={.items[*].status.phase}")
+	require.NoError(t, err)
+	require.Contains(t, stdOut, "Running")
+	stdOut, _, err = utils.ExecCommandWithContext(ctx, true, "kubectl", "get", "pods", "-l", "app.kubernetes.io/name in (promtail)", "-n", "zarf", "-o", "jsonpath={.items[*].status.phase}")
+	require.NoError(t, err)
+	require.Contains(t, stdOut, "Running")
+
 	// Special sizing-hacking for reducing resources where Kind + CI eats a lot of free cycles (ignore errors)
 	_, _, _ = utils.ExecCommandWithContext(ctx, true, "kubectl", "scale", "deploy", "-n", "kube-system", "coredns", "--replicas=1")
 	_, _, _ = utils.ExecCommandWithContext(ctx, true, "kubectl", "scale", "deploy", "-n", "zarf", "agent-hook", "--replicas=1")