github.com/verrazzano/verrazzano@v1.7.0/tools/vz/pkg/analysis/internal/util/cluster/clusterapi/clusters.go (about) 1 // Copyright (c) 2023, Oracle and/or its affiliates. 2 // Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl. 3 4 package clusterapi 5 6 import ( 7 "fmt" 8 "path/filepath" 9 10 "github.com/verrazzano/verrazzano/tools/vz/pkg/analysis/internal/util/files" 11 "github.com/verrazzano/verrazzano/tools/vz/pkg/analysis/internal/util/report" 12 corev1 "k8s.io/api/core/v1" 13 metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" 14 ) 15 16 const capiClustersResource = "clusters.cluster.x-k8s.io" 17 18 // Minimal definition of clusters.cluster.x-k8s.io object that only contains the fields that will be analyzed 19 type clusterList struct { 20 metav1.TypeMeta `json:",inline"` 21 metav1.ListMeta `json:"metadata,omitempty"` 22 Items []cluster `json:"items"` 23 } 24 type cluster struct { 25 metav1.TypeMeta `json:",inline"` 26 metav1.ObjectMeta `json:"metadata,omitempty"` 27 Status capiStatus `json:"status,omitempty"` 28 } 29 30 // AnalyzeClusters handles the checking of the status of cluster-api cluster resources. 31 func AnalyzeClusters(clusterRoot string, namespace string, issueReporter *report.IssueReporter) error { 32 resourceRoot := clusterRoot 33 if len(namespace) != 0 { 34 resourceRoot = filepath.Join(clusterRoot, namespace) 35 } 36 list := &clusterList{} 37 err := files.UnmarshallFileInClusterRoot(resourceRoot, "cluster.cluster.x-k8s.io.json", list) 38 if err != nil { 39 return err 40 } 41 42 for _, cluster := range list.Items { 43 analyzeCluster(clusterRoot, cluster, issueReporter) 44 } 45 46 return nil 47 } 48 49 // analyzeCluster - analyze a single cluster API cluster and report any issues 50 func analyzeCluster(clusterRoot string, cluster cluster, issueReporter *report.IssueReporter) { 51 52 var messages []string 53 var subMessage string 54 for _, condition := range cluster.Status.Conditions { 55 if condition.Status != corev1.ConditionTrue { 56 switch condition.Type { 57 case "ControlPlaneInitialized": 58 subMessage = "control plane not initialized" 59 case "ControlPlaneReady": 60 subMessage = "control plane is not ready" 61 case "InfrastructureReady": 62 subMessage = "infrastructure is not ready" 63 case "Ready": 64 subMessage = "is not ready" 65 default: 66 continue 67 } 68 // Add a message for the issue 69 var message string 70 if len(condition.Reason) == 0 { 71 message = fmt.Sprintf("\t%s", subMessage) 72 } else { 73 message = fmt.Sprintf("\t%s - reason is %s", subMessage, condition.Reason) 74 } 75 messages = append([]string{message}, messages...) 76 77 } 78 } 79 80 if len(messages) > 0 { 81 messages = append([]string{fmt.Sprintf("%q resource %q in namespace %q", capiClustersResource, cluster.Name, cluster.Namespace)}, messages...) 82 issueReporter.AddKnownIssueMessagesFiles(report.ClusterAPIClusterIssues, clusterRoot, messages, []string{}) 83 } 84 }