refac(ske): Use new WaitHelper for waiters (#7725)

STACKITSDK-393

Signed-off-by: Alexander Dahmen <alexander.dahmen@inovex.de>

Author: Fyusel

CHANGELOG.md

@@ -549,6 +549,10 @@
     - **Feature:** Introduce enums for various attributes
   - [v1.17.0](services/ske/CHANGELOG.md#v1170)
     - **Feature:** New field `ServiceAccountIssuer` for `ClusterStatus` model struct
+  - [v1.18.0](services/ske/CHANGELOG.md#v1180)
+    - `v2api`:
+      - **Improvement:** Use new WaiterHelper for ske waiters
+      - **Deprecation:** `CreateOrUpdateClusterWaitHandler` will be removed after 2026-12-08. Use the `CreateClusterWaitHandler` or `UpdateClusterWaitHandler` instead.
 - `sqlserverflex`:
   - [v1.6.3](services/sqlserverflex/CHANGELOG.md#v163)
     - **Dependencies:** Bump STACKIT SDK core module from `v0.24.0` to `v0.24.1`

examples/ske/ske.go

@@ -84,7 +84,7 @@ func main() {
 	}
 
 	// Wait for cluster creation to complete
-	_, err = wait.CreateOrUpdateClusterWaitHandler(context.Background(), skeClient.DefaultAPI, projectId, region, clusterName).WaitWithContext(context.Background())
+	_, err = wait.CreateClusterWaitHandler(context.Background(), skeClient.DefaultAPI, projectId, region, clusterName).WaitWithContext(context.Background())
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "Error when calling `CreateOrUpdateCluster`: %v\n", err)
 	} else {

services/ske/CHANGELOG.md

@@ -1,3 +1,7 @@
+## v1.18.0
+- **Improvement:** Use new WaiterHelper for ske waiters
+- **Deprecation:** `CreateOrUpdateClusterWaitHandler` will be removed after 2026-12-08. Use the `CreateClusterWaitHandler` or `UpdateClusterWaitHandler` instead.
+
 ## v1.17.0
 - **Feature:** New field `ServiceAccountIssuer` for `ClusterStatus` model struct
 

services/ske/VERSION

@@ -1 +1 @@
-v1.17.0
+v1.18.0

services/ske/v2api/wait/wait.go

@@ -2,7 +2,7 @@ package wait
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"time"
 
 	"github.com/stackitcloud/stackit-sdk-go/core/wait"
@@ -31,7 +31,17 @@ const (
 	RUNTIMEERRORCODE_OBSERVABILITY_INSTANCE_NOT_FOUND = ske.RUNTIMEERRORCODE_SKE_OBSERVABILITY_INSTANCE_NOT_FOUND
 )
 
-// CreateOrUpdateClusterWaitHandler will wait for cluster creation or update
+// CreateClusterWaitHandler will wait for cluster creation
+func CreateClusterWaitHandler(ctx context.Context, a ske.DefaultAPI, projectId, region, name string) *wait.AsyncActionHandler[ske.Cluster] {
+	return CreateOrUpdateClusterWaitHandler(ctx, a, projectId, region, name)
+}
+
+// UpdateClusterWaitHandler will wait for cluster update
+func UpdateClusterWaitHandler(ctx context.Context, a ske.DefaultAPI, projectId, region, name string) *wait.AsyncActionHandler[ske.Cluster] {
+	return CreateOrUpdateClusterWaitHandler(ctx, a, projectId, region, name)
+}
+
+// Deprecated: Will be removed after 2026-12-08. Use the CreateClusterWaitHandler or UpdateClusterWaitHandler instead.
 func CreateOrUpdateClusterWaitHandler(ctx context.Context, a ske.DefaultAPI, projectId, region, name string) *wait.AsyncActionHandler[ske.Cluster] {
 	handler := wait.New(func() (waitFinished bool, response *ske.Cluster, err error) {
 		s, err := a.GetCluster(ctx, projectId, region, name).Execute()
@@ -151,72 +161,73 @@ func TriggerClusterWakeupWaitHandler(ctx context.Context, a ske.DefaultAPI, proj
 
 // RotateCredentialsWaitHandler will wait for credentials rotation
 func RotateCredentialsWaitHandler(ctx context.Context, a ske.DefaultAPI, projectId, region, clusterName string) *wait.AsyncActionHandler[ske.Cluster] {
-	handler := wait.New(func() (waitFinished bool, response *ske.Cluster, err error) {
-		s, err := a.GetCluster(ctx, projectId, region, clusterName).Execute()
-		if err != nil {
-			return false, nil, err
-		}
-		state := *s.Status.Aggregated
-
-		if state == ske.CLUSTERSTATUSSTATE_STATE_HEALTHY || state == ske.CLUSTERSTATUSSTATE_STATE_HIBERNATED {
-			return true, s, nil
-		}
-
-		if state == ske.CLUSTERSTATUSSTATE_STATE_RECONCILING {
-			return false, nil, nil
-		}
-
-		return true, s, fmt.Errorf("unexpected state %s while waiting for cluster reconciliation", state)
-	})
-
+	waitConfig := wait.WaiterHelper[ske.Cluster, ske.ClusterStatusState]{
+		FetchInstance: a.GetCluster(ctx, projectId, region, clusterName).Execute,
+		GetState: func(s *ske.Cluster) (ske.ClusterStatusState, error) {
+			if s == nil || s.Status == nil || s.Status.Aggregated == nil {
+				return "", errors.New("empty response or status")
+			}
+			return *s.Status.Aggregated, nil
+		},
+		ActiveState: []ske.ClusterStatusState{
+			ske.CLUSTERSTATUSSTATE_STATE_HEALTHY,
+			ske.CLUSTERSTATUSSTATE_STATE_HIBERNATED,
+		},
+		ErrorState: []ske.ClusterStatusState{
+			ske.CLUSTERSTATUSSTATE_STATE_UNHEALTHY,
+			ske.CLUSTERSTATUSSTATE_STATE_DELETING,
+			ske.CLUSTERSTATUSSTATE_STATE_HIBERNATING,
+			ske.CLUSTERSTATUSSTATE_STATE_WAKINGUP,
+		},
+	}
+
+	handler := wait.New(waitConfig.Wait())
 	handler.SetTimeout(10 * time.Minute)
 	return handler
 }
 
 // StartCredentialsRotationWaitHandler will wait for credentials rotation
 func StartCredentialsRotationWaitHandler(ctx context.Context, a ske.DefaultAPI, projectId, region, clusterName string) *wait.AsyncActionHandler[ske.Cluster] {
-	handler := wait.New(func() (waitFinished bool, response *ske.Cluster, err error) {
-		s, err := a.GetCluster(ctx, projectId, region, clusterName).Execute()
-		if err != nil {
-			return false, nil, err
-		}
-		state := *s.Status.CredentialsRotation.Phase
-
-		if state == ske.CREDENTIALSROTATIONSTATEPHASE_PREPARED {
-			return true, s, nil
-		}
-
-		if state == ske.CREDENTIALSROTATIONSTATEPHASE_PREPARING {
-			return false, nil, nil
-		}
-
-		return true, s, fmt.Errorf("unexpected status %s while waiting for cluster credentials rotation to be prepared", state)
-	})
-
+	waitConfig := wait.WaiterHelper[ske.Cluster, ske.CredentialsRotationStatePhase]{
+		FetchInstance: a.GetCluster(ctx, projectId, region, clusterName).Execute,
+		GetState: func(s *ske.Cluster) (ske.CredentialsRotationStatePhase, error) {
+			if s == nil || s.Status == nil || s.Status.CredentialsRotation == nil || s.Status.CredentialsRotation.Phase == nil {
+				return "", errors.New("empty response or credentials rotation phase")
+			}
+			return *s.Status.CredentialsRotation.Phase, nil
+		},
+		ActiveState: []ske.CredentialsRotationStatePhase{ske.CREDENTIALSROTATIONSTATEPHASE_PREPARED},
+		ErrorState: []ske.CredentialsRotationStatePhase{
+			ske.CREDENTIALSROTATIONSTATEPHASE_NEVER,
+			ske.CREDENTIALSROTATIONSTATEPHASE_COMPLETING,
+			ske.CREDENTIALSROTATIONSTATEPHASE_COMPLETED,
+		},
+	}
+
+	handler := wait.New(waitConfig.Wait())
 	handler.SetTimeout(45 * time.Minute)
 	return handler
 }
 
 // CompleteCredentialsRotationWaitHandler will wait for credentials rotation
 func CompleteCredentialsRotationWaitHandler(ctx context.Context, a ske.DefaultAPI, projectId, region, clusterName string) *wait.AsyncActionHandler[ske.Cluster] {
-	handler := wait.New(func() (waitFinished bool, response *ske.Cluster, err error) {
-		s, err := a.GetCluster(ctx, projectId, region, clusterName).Execute()
-		if err != nil {
-			return false, nil, err
-		}
-		state := *s.Status.CredentialsRotation.Phase
-
-		if state == ske.CREDENTIALSROTATIONSTATEPHASE_COMPLETED {
-			return true, s, nil
-		}
-
-		if state == ske.CREDENTIALSROTATIONSTATEPHASE_COMPLETING {
-			return false, nil, nil
-		}
-
-		return true, s, fmt.Errorf("unexpected status %s while waiting for cluster credentials rotation to be completed", state)
-	})
-
+	waitConfig := wait.WaiterHelper[ske.Cluster, ske.CredentialsRotationStatePhase]{
+		FetchInstance: a.GetCluster(ctx, projectId, region, clusterName).Execute,
+		GetState: func(s *ske.Cluster) (ske.CredentialsRotationStatePhase, error) {
+			if s == nil || s.Status == nil || s.Status.CredentialsRotation == nil || s.Status.CredentialsRotation.Phase == nil {
+				return "", errors.New("empty response or credentials rotation phase")
+			}
+			return *s.Status.CredentialsRotation.Phase, nil
+		},
+		ActiveState: []ske.CredentialsRotationStatePhase{ske.CREDENTIALSROTATIONSTATEPHASE_COMPLETED},
+		ErrorState: []ske.CredentialsRotationStatePhase{
+			ske.CREDENTIALSROTATIONSTATEPHASE_NEVER,
+			ske.CREDENTIALSROTATIONSTATEPHASE_PREPARING,
+			ske.CREDENTIALSROTATIONSTATEPHASE_PREPARED,
+		},
+	}
+
+	handler := wait.New(waitConfig.Wait())
 	handler.SetTimeout(45 * time.Minute)
 	return handler
 }

services/ske/v2api/wait/wait_test.go

@@ -2,6 +2,7 @@ package wait
 
 import (
 	"context"
+	"fmt"
 	"net/http"
 	"testing"
 	"testing/synctest"
@@ -11,6 +12,7 @@ import (
 
 	"github.com/stackitcloud/stackit-sdk-go/core/oapierror"
 	"github.com/stackitcloud/stackit-sdk-go/core/utils"
+	"github.com/stackitcloud/stackit-sdk-go/core/wait"
 	ske "github.com/stackitcloud/stackit-sdk-go/services/ske/v2api"
 )
 
@@ -84,7 +86,7 @@ func TestCreateOrUpdateClusterWaitHandler(t *testing.T) {
 		wantResp             bool
 	}{
 		{
-			desc:          "create_succeeded",
+			desc:          "succeeded",
 			getFails:      false,
 			resourceState: ske.CLUSTERSTATUSSTATE_STATE_HEALTHY,
 			wantErr:       false,
@@ -119,48 +121,56 @@ func TestCreateOrUpdateClusterWaitHandler(t *testing.T) {
 			wantResp:      false,
 		},
 	}
-	for _, tt := range tests {
-		t.Run(tt.desc, func(t *testing.T) {
-			synctest.Test(t, func(t *testing.T) {
-				name := "cluster"
 
-				apiClient := newAPIMock(mockSettings{
-					getFails:             tt.getFails,
-					name:                 name,
-					resourceState:        tt.resourceState,
-					invalidArgusInstance: tt.invalidArgusInstance,
-				})
+	handlers := map[string]func(context.Context, ske.DefaultAPI, string, string, string) *wait.AsyncActionHandler[ske.Cluster]{
+		"common logic": CreateOrUpdateClusterWaitHandler,
+		"create":       CreateClusterWaitHandler,
+		"update":       UpdateClusterWaitHandler,
+	}
 
-				var wantRes *ske.Cluster
-				rs := ske.ClusterStatusState(tt.resourceState)
-				if tt.wantResp {
-					wantRes = &ske.Cluster{
-						Name: &name,
-						Status: &ske.ClusterStatus{
-							Aggregated: &rs,
-						},
-					}
+	for handlerDesc, handlerFn := range handlers {
+		for _, tt := range tests {
+			t.Run(fmt.Sprintf("%s - %s", handlerDesc, tt.desc), func(t *testing.T) {
+				synctest.Test(t, func(t *testing.T) {
+					name := "cluster"
+
+					apiClient := newAPIMock(mockSettings{
+						getFails:             tt.getFails,
+						name:                 name,
+						resourceState:        tt.resourceState,
+						invalidArgusInstance: tt.invalidArgusInstance,
+					})
+
+					var wantRes *ske.Cluster
+					rs := ske.ClusterStatusState(tt.resourceState)
+					if tt.wantResp {
+						wantRes = &ske.Cluster{
+							Name: &name,
+							Status: &ske.ClusterStatus{
+								Aggregated: &rs,
+							},
+						}
 
-					if tt.invalidArgusInstance {
-						wantRes.Status.Error = &ske.RuntimeError{
-							Code:    utils.Ptr(ske.RUNTIMEERRORCODE_SKE_OBSERVABILITY_INSTANCE_NOT_FOUND),
-							Message: utils.Ptr("invalid argus instance"),
+						if tt.invalidArgusInstance {
+							wantRes.Status.Error = &ske.RuntimeError{
+								Code:    utils.Ptr(ske.RUNTIMEERRORCODE_SKE_OBSERVABILITY_INSTANCE_NOT_FOUND),
+								Message: utils.Ptr("invalid argus instance"),
+							}
 						}
 					}
-				}
-
-				handler := CreateOrUpdateClusterWaitHandler(context.Background(), apiClient, "", testRegion, name)
 
-				gotRes, err := handler.SetTimeout(10 * time.Millisecond).WaitWithContext(context.Background())
+					handler := handlerFn(context.Background(), apiClient, "", testRegion, name)
+					gotRes, err := handler.SetTimeout(10 * time.Millisecond).WaitWithContext(context.Background())
 
-				if (err != nil) != tt.wantErr {
-					t.Fatalf("handler error = %v, wantErr %v", err, tt.wantErr)
-				}
-				if !cmp.Equal(gotRes, wantRes) {
-					t.Fatalf("handler gotRes = %+v, want %+v", gotRes, wantRes)
-				}
+					if (err != nil) != tt.wantErr {
+						t.Fatalf("handler error = %v, wantErr %v", err, tt.wantErr)
+					}
+					if !cmp.Equal(gotRes, wantRes) {
+						t.Fatalf("handler gotRes = %+v, want %+v", gotRes, wantRes)
+					}
+				})
 			})
-		})
+		}
 	}
 }