test(e2e): Add self-hosted e2e test (#439)

Creating as draft until
kubernetes-sigs/cluster-api-addon-provider-helm#189 is merged and
released.

Depends on #494.

---------

Co-authored-by: Dimitri Koshkin <[email protected]>

Author: jimmidyson

.github/workflows/checks.yml

@@ -54,15 +54,37 @@ jobs:
         with:
           test-results: test.json
 
-  e2e-test:
+  e2e-quick-start:
     strategy:
       matrix:
         provider:
           - Docker
+          # Uncomment below once we have the ability to run e2e tests on other providers from GHA.
+          # - AWS
+          # - Nutanix
       fail-fast: false
     uses: ./.github/workflows/e2e.yml
     with:
       provider: ${{ matrix.provider }}
+      focus: Quick start
+    secrets: inherit
+    permissions:
+      contents: read
+      checks: write
+
+  e2e-self-hosted:
+    strategy:
+      matrix:
+        provider:
+          - Docker
+          # Uncomment below once we have the ability to run e2e tests on other providers from GHA.
+          # - AWS
+          # - Nutanix
+      fail-fast: false
+    uses: ./.github/workflows/e2e.yml
+    with:
+      provider: ${{ matrix.provider }}
+      focus: Self-hosted
     secrets: inherit
     permissions:
       contents: read

.github/workflows/e2e.yml

@@ -8,6 +8,12 @@ on:
         description: Infrastructure provider to run e2e tests with
         type: string
         required: true
+      skip:
+        description: e2e tests to skip
+        type: string
+      focus:
+        description: e2e tests to focus
+        type: string
 
 jobs:
   e2e-test:
@@ -37,7 +43,7 @@ jobs:
             ${{ runner.os }}-go-
 
       - name: Run e2e tests
-        run: devbox run -- make e2e-test E2E_LABEL='provider:${{ inputs.provider }}'
+        run: devbox run -- make e2e-test E2E_LABEL='provider:${{ inputs.provider }}' E2E_SKIP='${{ inputs.skip }}' E2E_FOCUS='${{ inputs.focus }}'
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           NUTANIX_ENDPOINT: ${{ secrets.NUTANIX_ENDPOINT }}

common/pkg/capi/utils/utils.go

@@ -7,15 +7,16 @@ import (
 	"context"
 	"fmt"
 
-	v1 "k8s.io/api/core/v1"
+	corev1 "k8s.io/api/core/v1"
 	k8serrors "k8s.io/apimachinery/pkg/api/errors"
+	"k8s.io/apimachinery/pkg/api/meta"
 	clusterv1 "sigs.k8s.io/cluster-api/api/v1beta1"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 )
 
 // ManagementCluster returns a Cluster object if c is pointing to a management cluster, otherwise returns nil.
 func ManagementCluster(ctx context.Context, c client.Client) (*clusterv1.Cluster, error) {
-	allNodes := &v1.NodeList{}
+	allNodes := &corev1.NodeList{}
 	err := c.List(ctx, allNodes)
 	if err != nil {
 		return nil, fmt.Errorf("error listing Nodes: %w", err)
@@ -37,7 +38,7 @@ func ManagementCluster(ctx context.Context, c client.Client) (*clusterv1.Cluster
 	}
 	err = c.Get(ctx, key, cluster)
 	if err != nil {
-		if k8serrors.IsNotFound(err) {
+		if k8serrors.IsNotFound(err) || meta.IsNoMatchError(err) {
 			return nil, nil
 		}
 		return nil, fmt.Errorf("error getting Cluster object based on Node annotations: %w", err)