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| 1 | +// SPDX-FileCopyrightText: 2025 SAP SE or an SAP affiliate company and IronCore contributors |
| 2 | +// SPDX-License-Identifier: Apache-2.0 |
| 3 | + |
| 4 | +package controller |
| 5 | + |
| 6 | +import ( |
| 7 | + "context" |
| 8 | + "time" |
| 9 | + |
| 10 | + . "github.com/onsi/ginkgo/v2" // nolint: staticcheck |
| 11 | + . "github.com/onsi/gomega" // nolint: staticcheck |
| 12 | + "sigs.k8s.io/controller-runtime/pkg/client" |
| 13 | + |
| 14 | + metalv1alpha1 "github.com/ironcore-dev/metal-operator/api/v1alpha1" |
| 15 | +) |
| 16 | + |
| 17 | +// EnsureCleanState ensures that all ServerClaims and cluster scoped objects are removed from the API server. |
| 18 | +// This function properly deletes resources in dependency order and waits for finalizers to complete. |
| 19 | +func EnsureCleanState() { |
| 20 | + GinkgoHelper() |
| 21 | + |
| 22 | + ctx := context.Background() |
| 23 | + |
| 24 | + // Step 1: Delete all dependent resources first (in reverse dependency order) |
| 25 | + // This ensures proper cleanup without orphaned resources |
| 26 | + |
| 27 | + // Delete ServerClaims first (they reference Servers) |
| 28 | + claimList := &metalv1alpha1.ServerClaimList{} |
| 29 | + Expect(k8sClient.List(ctx, claimList)).To(Succeed()) |
| 30 | + for i := range claimList.Items { |
| 31 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &claimList.Items[i]))).To(Succeed()) |
| 32 | + } |
| 33 | + |
| 34 | + // Delete BIOS settings BEFORE maintenance (they may create maintenance) |
| 35 | + biosSettingsList := &metalv1alpha1.BIOSSettingsList{} |
| 36 | + Expect(k8sClient.List(ctx, biosSettingsList)).To(Succeed()) |
| 37 | + for i := range biosSettingsList.Items { |
| 38 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &biosSettingsList.Items[i]))).To(Succeed()) |
| 39 | + } |
| 40 | + |
| 41 | + biosSettingsSetList := &metalv1alpha1.BIOSSettingsSetList{} |
| 42 | + Expect(k8sClient.List(ctx, biosSettingsSetList)).To(Succeed()) |
| 43 | + for i := range biosSettingsSetList.Items { |
| 44 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &biosSettingsSetList.Items[i]))).To(Succeed()) |
| 45 | + } |
| 46 | + |
| 47 | + // Wait for BIOS settings to be deleted before proceeding |
| 48 | + Eventually(func() int { |
| 49 | + biosList := &metalv1alpha1.BIOSSettingsList{} |
| 50 | + _ = k8sClient.List(ctx, biosList) |
| 51 | + return len(biosList.Items) |
| 52 | + }).WithTimeout(30 * time.Second).WithPolling(500 * time.Millisecond).Should(Equal(0)) |
| 53 | + |
| 54 | + // Delete maintenance resources (they block Server deletion via finalizers) |
| 55 | + maintenanceList := &metalv1alpha1.ServerMaintenanceList{} |
| 56 | + Expect(k8sClient.List(ctx, maintenanceList)).To(Succeed()) |
| 57 | + for i := range maintenanceList.Items { |
| 58 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &maintenanceList.Items[i]))).To(Succeed()) |
| 59 | + } |
| 60 | + |
| 61 | + // Wait for maintenance to be fully deleted before deleting Servers |
| 62 | + Eventually(func() int { |
| 63 | + mList := &metalv1alpha1.ServerMaintenanceList{} |
| 64 | + _ = k8sClient.List(ctx, mList) |
| 65 | + return len(mList.Items) |
| 66 | + }).WithTimeout(30 * time.Second).WithPolling(500 * time.Millisecond).Should(Equal(0)) |
| 67 | + |
| 68 | + // Delete BMC version resources |
| 69 | + bmcVersionList := &metalv1alpha1.BMCVersionList{} |
| 70 | + Expect(k8sClient.List(ctx, bmcVersionList)).To(Succeed()) |
| 71 | + for i := range bmcVersionList.Items { |
| 72 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &bmcVersionList.Items[i]))).To(Succeed()) |
| 73 | + } |
| 74 | + |
| 75 | + bmcVersionSetList := &metalv1alpha1.BMCVersionSetList{} |
| 76 | + Expect(k8sClient.List(ctx, bmcVersionSetList)).To(Succeed()) |
| 77 | + for i := range bmcVersionSetList.Items { |
| 78 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &bmcVersionSetList.Items[i]))).To(Succeed()) |
| 79 | + } |
| 80 | + |
| 81 | + // Delete BMC settings |
| 82 | + bmcSettingsList := &metalv1alpha1.BMCSettingsList{} |
| 83 | + Expect(k8sClient.List(ctx, bmcSettingsList)).To(Succeed()) |
| 84 | + for i := range bmcSettingsList.Items { |
| 85 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &bmcSettingsList.Items[i]))).To(Succeed()) |
| 86 | + } |
| 87 | + |
| 88 | + // Delete Servers (they reference BMCs and BMCSecrets) |
| 89 | + serverList := &metalv1alpha1.ServerList{} |
| 90 | + Expect(k8sClient.List(ctx, serverList)).To(Succeed()) |
| 91 | + for i := range serverList.Items { |
| 92 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &serverList.Items[i]))).To(Succeed()) |
| 93 | + } |
| 94 | + |
| 95 | + // Delete BMCs |
| 96 | + bmcList := &metalv1alpha1.BMCList{} |
| 97 | + Expect(k8sClient.List(ctx, bmcList)).To(Succeed()) |
| 98 | + for i := range bmcList.Items { |
| 99 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &bmcList.Items[i]))).To(Succeed()) |
| 100 | + } |
| 101 | + |
| 102 | + // Delete BMCSecrets |
| 103 | + bmcSecretList := &metalv1alpha1.BMCSecretList{} |
| 104 | + Expect(k8sClient.List(ctx, bmcSecretList)).To(Succeed()) |
| 105 | + for i := range bmcSecretList.Items { |
| 106 | + Expect(client.IgnoreNotFound(k8sClient.Delete(ctx, &bmcSecretList.Items[i]))).To(Succeed()) |
| 107 | + } |
| 108 | + |
| 109 | + // Step 2: Wait for all resources to be fully deleted (finalizers completed) |
| 110 | + // Use a single Eventually with proper assertions (no nested Eventually) |
| 111 | + |
| 112 | + Eventually(func(g Gomega) { |
| 113 | + // Verify all ServerClaims are gone |
| 114 | + claims := &metalv1alpha1.ServerClaimList{} |
| 115 | + g.Expect(k8sClient.List(ctx, claims)).To(Succeed()) |
| 116 | + g.Expect(claims.Items).To(BeEmpty(), "ServerClaims should be deleted") |
| 117 | + |
| 118 | + // Verify all maintenance resources are gone |
| 119 | + maintenance := &metalv1alpha1.ServerMaintenanceList{} |
| 120 | + g.Expect(k8sClient.List(ctx, maintenance)).To(Succeed()) |
| 121 | + g.Expect(maintenance.Items).To(BeEmpty(), "ServerMaintenance should be deleted") |
| 122 | + |
| 123 | + // Verify all BIOS settings are gone |
| 124 | + biosSettings := &metalv1alpha1.BIOSSettingsList{} |
| 125 | + g.Expect(k8sClient.List(ctx, biosSettings)).To(Succeed()) |
| 126 | + g.Expect(biosSettings.Items).To(BeEmpty(), "BIOSSettings should be deleted") |
| 127 | + |
| 128 | + biosSettingsSets := &metalv1alpha1.BIOSSettingsSetList{} |
| 129 | + g.Expect(k8sClient.List(ctx, biosSettingsSets)).To(Succeed()) |
| 130 | + g.Expect(biosSettingsSets.Items).To(BeEmpty(), "BIOSSettingsSets should be deleted") |
| 131 | + |
| 132 | + // Verify all BMC versions are gone |
| 133 | + bmcVersions := &metalv1alpha1.BMCVersionList{} |
| 134 | + g.Expect(k8sClient.List(ctx, bmcVersions)).To(Succeed()) |
| 135 | + g.Expect(bmcVersions.Items).To(BeEmpty(), "BMCVersions should be deleted") |
| 136 | + |
| 137 | + bmcVersionSets := &metalv1alpha1.BMCVersionSetList{} |
| 138 | + g.Expect(k8sClient.List(ctx, bmcVersionSets)).To(Succeed()) |
| 139 | + g.Expect(bmcVersionSets.Items).To(BeEmpty(), "BMCVersionSets should be deleted") |
| 140 | + |
| 141 | + // Verify all BMC settings are gone |
| 142 | + bmcSettings := &metalv1alpha1.BMCSettingsList{} |
| 143 | + g.Expect(k8sClient.List(ctx, bmcSettings)).To(Succeed()) |
| 144 | + g.Expect(bmcSettings.Items).To(BeEmpty(), "BMCSettings should be deleted") |
| 145 | + |
| 146 | + // Verify all Servers are gone - with better error message |
| 147 | + servers := &metalv1alpha1.ServerList{} |
| 148 | + g.Expect(k8sClient.List(ctx, servers)).To(Succeed()) |
| 149 | + if len(servers.Items) > 0 { |
| 150 | + // Provide detailed info about stuck servers |
| 151 | + for _, srv := range servers.Items { |
| 152 | + GinkgoWriter.Printf("Server %s stuck: DeletionTimestamp=%v, Finalizers=%v, MaintenanceRef=%v\n", |
| 153 | + srv.Name, srv.DeletionTimestamp, srv.Finalizers, srv.Spec.ServerMaintenanceRef) |
| 154 | + } |
| 155 | + } |
| 156 | + g.Expect(servers.Items).To(BeEmpty(), "Servers should be deleted") |
| 157 | + |
| 158 | + // Verify all BMCs are gone |
| 159 | + bmcs := &metalv1alpha1.BMCList{} |
| 160 | + g.Expect(k8sClient.List(ctx, bmcs)).To(Succeed()) |
| 161 | + g.Expect(bmcs.Items).To(BeEmpty(), "BMCs should be deleted") |
| 162 | + |
| 163 | + // Verify all BMCSecrets are gone |
| 164 | + bmcSecrets := &metalv1alpha1.BMCSecretList{} |
| 165 | + g.Expect(k8sClient.List(ctx, bmcSecrets)).To(Succeed()) |
| 166 | + g.Expect(bmcSecrets.Items).To(BeEmpty(), "BMCSecrets should be deleted") |
| 167 | + }).WithTimeout(3 * time.Minute).WithPolling(1 * time.Second).Should(Succeed()) |
| 168 | +} |
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