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Signed-off-by: Austin Abro <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| // SPDX-FileCopyrightText: 2021-Present The Zarf Authors | ||
|
|
||
| // Package healthchecks run kstatus style health checks on a list of objects | ||
| package healthchecks | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| pkgkubernetes "github.com/defenseunicorns/pkg/kubernetes" | ||
| "github.com/zarf-dev/zarf/src/api/v1alpha1" | ||
| "k8s.io/apimachinery/pkg/runtime/schema" | ||
| "sigs.k8s.io/cli-utils/pkg/kstatus/watcher" | ||
| "sigs.k8s.io/cli-utils/pkg/object" | ||
| ) | ||
|
|
||
| // Run waits for a list of objects to be reconciled | ||
| func Run(ctx context.Context, watcher watcher.StatusWatcher, healthChecks []v1alpha1.NamespacedObjectKindReference) error { | ||
| objs := []object.ObjMetadata{} | ||
| for _, hc := range healthChecks { | ||
| gv, err := schema.ParseGroupVersion(hc.APIVersion) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| obj := object.ObjMetadata{ | ||
| GroupKind: schema.GroupKind{ | ||
| Group: gv.Group, | ||
| Kind: hc.Kind, | ||
| }, | ||
| Namespace: hc.Namespace, | ||
| Name: hc.Name, | ||
| } | ||
| objs = append(objs, obj) | ||
| } | ||
| err := pkgkubernetes.WaitForReady(ctx, watcher, objs) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| // SPDX-FileCopyrightText: 2021-Present The Zarf Authors | ||
|
|
||
| // Package healthchecks run kstatus style health checks on a list of objects | ||
| package healthchecks | ||
|
|
||
| import ( | ||
| "context" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
| "github.com/zarf-dev/zarf/src/api/v1alpha1" | ||
| v1 "k8s.io/api/core/v1" | ||
| "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured" | ||
| "k8s.io/apimachinery/pkg/runtime/schema" | ||
| "k8s.io/apimachinery/pkg/util/yaml" | ||
| dynamicfake "k8s.io/client-go/dynamic/fake" | ||
| "k8s.io/kubectl/pkg/scheme" | ||
| "sigs.k8s.io/cli-utils/pkg/kstatus/watcher" | ||
| "sigs.k8s.io/cli-utils/pkg/testutil" | ||
| ) | ||
|
|
||
| var podCurrentYaml = ` | ||
| apiVersion: v1 | ||
| kind: Pod | ||
| metadata: | ||
| name: good-pod | ||
| namespace: ns | ||
| status: | ||
| conditions: | ||
| - type: Ready | ||
| status: "True" | ||
| phase: Running | ||
| ` | ||
|
|
||
| var podYaml = ` | ||
| apiVersion: v1 | ||
| kind: Pod | ||
| metadata: | ||
| name: in-progress-pod | ||
| namespace: ns | ||
| ` | ||
|
|
||
| func TestRunHealthChecks(t *testing.T) { | ||
| t.Parallel() | ||
| tests := []struct { | ||
| name string | ||
| podYaml string | ||
| expectErr error | ||
| }{ | ||
| { | ||
| name: "Pod is running", | ||
| podYaml: podCurrentYaml, | ||
| expectErr: nil, | ||
| }, | ||
| { | ||
| name: "Pod is never ready", | ||
| podYaml: podYaml, | ||
| expectErr: context.DeadlineExceeded, | ||
| }, | ||
| } | ||
|
|
||
| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| t.Parallel() | ||
| fakeClient := dynamicfake.NewSimpleDynamicClient(scheme.Scheme) | ||
| fakeMapper := testutil.NewFakeRESTMapper( | ||
| v1.SchemeGroupVersion.WithKind("Pod"), | ||
| ) | ||
| ctx, cancel := context.WithTimeout(context.Background(), 500*time.Millisecond) | ||
| defer cancel() | ||
| m := make(map[string]interface{}) | ||
| err := yaml.Unmarshal([]byte(tt.podYaml), &m) | ||
| require.NoError(t, err) | ||
| pod := &unstructured.Unstructured{Object: m} | ||
| statusWatcher := watcher.NewDefaultStatusWatcher(fakeClient, fakeMapper) | ||
| podGVR := schema.GroupVersionResource{Group: "", Version: "v1", Resource: "pods"} | ||
| require.NoError(t, fakeClient.Tracker().Create(podGVR, pod, pod.GetNamespace())) | ||
| objs := []v1alpha1.NamespacedObjectKindReference{ | ||
| { | ||
| APIVersion: pod.GetAPIVersion(), | ||
| Kind: pod.GetKind(), | ||
| Namespace: pod.GetNamespace(), | ||
| Name: pod.GetName(), | ||
| }, | ||
| } | ||
| err = Run(ctx, statusWatcher, objs) | ||
| if tt.expectErr != nil { | ||
| require.ErrorIs(t, err, tt.expectErr) | ||
| return | ||
| } | ||
| require.NoError(t, err) | ||
| }) | ||
| } | ||
| } |
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