Merge branch 'refactor/unified-federated-type' into fix-e2e-tests

Author: limhawjia

go.mod

@@ -12,10 +12,8 @@ require (
 	github.com/onsi/gomega v1.27.8
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.14.0
-	github.com/sirupsen/logrus v1.9.3
 	github.com/spf13/pflag v1.0.5
 	github.com/stretchr/testify v1.8.4
-	golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2
 	golang.org/x/sync v0.2.0
 	golang.org/x/time v0.3.0
 	k8s.io/api v0.26.6

go.sum

@@ -270,8 +270,6 @@ github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQD
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
 github.com/sirupsen/logrus v1.6.0/go.mod h1:7uNnSEd1DgxDLC74fIahvMZmmYsHGZGEOFrfsX/uA88=
-github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
-github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
 github.com/spf13/cobra v1.4.0/go.mod h1:Wo4iy3BUC+X2Fybo0PDqwJIv3dNRiZLHQymsfxlB84g=
 github.com/spf13/cobra v1.6.1 h1:o94oiPyS4KD1mPy2fmcYYHHfCxLqYjJOhGsCHFZtEzA=
 github.com/spf13/cobra v1.6.1/go.mod h1:IOw/AERYS7UzyrGinqmz6HLUo219MORXGxhbaJUqzrY=
@@ -285,7 +283,6 @@ github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UV
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
@@ -316,8 +313,6 @@ golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u0
 golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
 golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
-golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2 h1:Jvc7gsqn21cJHCmAWx0LiimpP18LZmUxkT5Mp7EZ1mI=
-golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -433,7 +428,6 @@ golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.9.0 h1:KS/R3tvhPqvJvwcKfnBHJwwthS11LRhmM5D59eEXa0s=
 golang.org/x/sys v0.9.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=

pkg/apis/core/v1alpha1/types_schedulingprofile.go

@@ -108,6 +108,11 @@ const (
 	WebhookPlugin PluginType = "Webhook"
 )
 
+const (
+	// DefaultSchedulerName defines the name of default scheduler.
+	DefaultSchedulerName = "default-scheduler"
+)
+
 // PluginConfig specifies arguments that should be passed to a plugin at the time of initialization.
 // A plugin that is invoked at multiple extension points is initialized once. Args can have arbitrary structure.
 // It is up to the plugin to process these Args.
@@ -118,3 +123,10 @@ type PluginConfig struct {
 	// +optional
 	Args apiextensionsv1.JSON `json:"args"`
 }
+
+func (s *SchedulingProfile) ProfileName() string {
+	if s == nil {
+		return DefaultSchedulerName
+	}
+	return s.Name
+}

pkg/controllers/federatedcluster/clusterjoin.go

@@ -39,6 +39,7 @@ import (
 
 	fedcorev1a1 "github.com/kubewharf/kubeadmiral/pkg/apis/core/v1alpha1"
 	"github.com/kubewharf/kubeadmiral/pkg/controllers/common"
+	"github.com/kubewharf/kubeadmiral/pkg/stats"
 	"github.com/kubewharf/kubeadmiral/pkg/util/logging"
 )
 
@@ -72,6 +73,11 @@ const (
 	EventReasonClusterUnjoinable          = "ClusterUnjoinable"
 )
 
+const (
+	joinSuccess = "success"
+	joinFailure = "failed"
+)
+
 // Processes a cluster that has not joined.
 // If either condition or joinPerformed returned is non-nil, the caller should merge them into
 // the cluster status and update the cluster.
@@ -93,6 +99,10 @@ func (c *FederatedClusterController) handleNotJoinedCluster(
 		time.Since(joinedCondition.LastTransitionTime.Time) > c.clusterJoinTimeout {
 		// Join timed out
 		logger.Error(nil, "Cluster join timed out")
+		c.metrics.Duration("cluster_joined_duration", cluster.CreationTimestamp.Time,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name},
+			stats.Tag{Name: "result", Value: joinFailure},
+			stats.Tag{Name: "reason", Value: EventReasonJoinClusterTimeoutExceeded})
 		c.eventRecorder.Eventf(
 			cluster,
 			corev1.EventTypeWarning,
@@ -152,6 +162,10 @@ func (c *FederatedClusterController) handleNotJoinedCluster(
 		// Namespace exists and is not created by us - the cluster is managed by another control plane.
 		msg := "Cluster is unjoinable (check if cluster is already joined to another federation)"
 		logger.Error(nil, msg, "UID", memberFedNamespace.Annotations[FederatedClusterUID], "clusterUID", string(cluster.UID))
+		c.metrics.Duration("cluster_joined_duration", cluster.CreationTimestamp.Time,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name},
+			stats.Tag{Name: "result", Value: joinFailure},
+			stats.Tag{Name: "reason", Value: EventReasonClusterUnjoinable})
 		c.eventRecorder.Eventf(
 			cluster,
 			corev1.EventTypeWarning,
@@ -223,6 +237,10 @@ func (c *FederatedClusterController) handleNotJoinedCluster(
 	// 5. Cluster is joined, update condition
 
 	logger.V(2).Info("Cluster joined successfully")
+	c.metrics.Duration("cluster_joined_duration", cluster.CreationTimestamp.Time,
+		stats.Tag{Name: "cluster_name", Value: cluster.Name},
+		stats.Tag{Name: "result", Value: joinSuccess},
+		stats.Tag{Name: "reason", Value: EventReasonJoinClusterSuccess})
 	c.eventRecorder.Eventf(
 		cluster,
 		corev1.EventTypeNormal,

pkg/controllers/federatedcluster/clusterstatus.go

@@ -38,6 +38,8 @@ import (
 	"k8s.io/klog/v2"
 
 	fedcorev1a1 "github.com/kubewharf/kubeadmiral/pkg/apis/core/v1alpha1"
+	"github.com/kubewharf/kubeadmiral/pkg/stats"
+	clusterutil "github.com/kubewharf/kubeadmiral/pkg/util/cluster"
 )
 
 const (
@@ -63,6 +65,10 @@ func (c *FederatedClusterController) collectIndividualClusterStatus(
 	ctx context.Context,
 	cluster *fedcorev1a1.FederatedCluster,
 ) (retryAfter time.Duration, err error) {
+	startTime := time.Now()
+	defer func() {
+		c.recordClusterStatus(cluster, startTime)
+	}()
 	logger := klog.FromContext(ctx)
 
 	clusterKubeClient, exists := c.federatedInformerManager.GetClusterKubeClient(cluster.Name)
@@ -308,3 +314,57 @@ func shouldCollectClusterStatus(cluster *fedcorev1a1.FederatedCluster, collectIn
 	nextCollectTime := readyCond.LastProbeTime.Time.Add(collectInterval)
 	return time.Now().After(nextCollectTime)
 }
+
+func (c *FederatedClusterController) recordClusterStatus(cluster *fedcorev1a1.FederatedCluster, startTime time.Time) {
+	if clusterutil.IsClusterReady(&cluster.Status) {
+		c.metrics.Store("cluster_ready_state",
+			1,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	} else {
+		c.metrics.Store("cluster_ready_state",
+			0,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	}
+	if clusterutil.IsClusterOffline(&cluster.Status) {
+		c.metrics.Store("cluster_offline_state",
+			1,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	} else {
+		c.metrics.Store("cluster_offline_state",
+			0,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	}
+	if clusterutil.IsClusterJoined(&cluster.Status) {
+		c.metrics.Store("cluster_joined_state",
+			1,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	} else {
+		c.metrics.Store("cluster_joined_state",
+			0,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	}
+	c.metrics.Duration("cluster_sync_status_duration",
+		startTime,
+		stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	if cluster.Status.Resources.Allocatable != nil {
+		c.metrics.Store("cluster_memory_allocatable_bytes",
+			cluster.Status.Resources.Allocatable.Memory().AsApproximateFloat64(),
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+		c.metrics.Store("cluster_cpu_allocatable_number",
+			cluster.Status.Resources.Allocatable.Cpu().AsApproximateFloat64(),
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	}
+	if cluster.Status.Resources.Available != nil {
+		c.metrics.Store("cluster_memory_available_bytes",
+			cluster.Status.Resources.Available.Memory().AsApproximateFloat64(),
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+		c.metrics.Store("cluster_cpu_available_number",
+			cluster.Status.Resources.Available.Cpu().AsApproximateFloat64(),
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	}
+	if cluster.Status.Resources.SchedulableNodes != nil {
+		c.metrics.Store("cluster_schedulable_nodes_total",
+			*cluster.Status.Resources.SchedulableNodes,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name})
+	}
+}

pkg/controllers/federatedcluster/controller.go

@@ -220,6 +220,12 @@ func (c *FederatedClusterController) reconcile(
 	cluster = cluster.DeepCopy()
 
 	if cluster.GetDeletionTimestamp() != nil {
+		c.metrics.Store("cluster_deletion_state", 1,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name},
+			stats.Tag{Name: "status", Value: "deleting"})
+		c.metrics.Store("cluster_deletion_state", 0,
+			stats.Tag{Name: "cluster_name", Value: cluster.Name},
+			stats.Tag{Name: "status", Value: "deleted"})
 		logger.V(2).Info("Handle terminating cluster")
 		if err := c.handleTerminatingCluster(ctx, cluster); err != nil {
 			if apierrors.IsConflict(err) {
@@ -446,6 +452,12 @@ func (c *FederatedClusterController) handleTerminatingCluster(
 		return fmt.Errorf("failed to update cluster for finalizer removal: %w", err)
 	}
 
+	c.metrics.Store("cluster_deletion_state", 0,
+		stats.Tag{Name: "cluster_name", Value: cluster.Name},
+		stats.Tag{Name: "status", Value: "deleting"})
+	c.metrics.Store("cluster_deletion_state", 1,
+		stats.Tag{Name: "cluster_name", Value: cluster.Name},
+		stats.Tag{Name: "status", Value: "deleted"})
 	return nil
 }
 

pkg/controllers/follower/controller.go

@@ -290,6 +290,12 @@ func (c *Controller) reconcileLeader(
 			}
 			return worker.StatusError
 		}
+
+		c.metrics.Store("followers_total", len(desiredFollowers),
+			stats.Tag{Name: "namespace", Value: key.namespace},
+			stats.Tag{Name: "name", Value: key.sourceName},
+			stats.Tag{Name: "group", Value: key.sourceGK.Group},
+			stats.Tag{Name: "kind", Value: key.sourceGK.Kind})
 	}
 
 	c.cacheObservedFromLeaders.update(leader, desiredFollowers)
@@ -458,6 +464,11 @@ func (c *Controller) reconcileFollower(
 		)
 		return worker.StatusError
 	} else if updated {
+		c.metrics.Store("leaders_total", len(desiredLeaders),
+			stats.Tag{Name: "namespace", Value: key.namespace},
+			stats.Tag{Name: "name", Value: key.sourceName},
+			stats.Tag{Name: "group", Value: key.sourceGK.Group},
+			stats.Tag{Name: "kind", Value: key.sourceGK.Kind})
 		keyedLogger.V(1).Info("Updated follower to sync with leaders")
 	}
 

pkg/controllers/nsautoprop/controller.go

@@ -254,6 +254,8 @@ func (c *Controller) reconcile(ctx context.Context, qualifiedName common.Qualifi
 		return worker.StatusAllOK
 	}
 
+	c.recordNamespacePropagationFailedMetric(fedNamespace)
+
 	needsUpdate := false
 
 	// Set placement to propagate to all clusters
@@ -395,3 +397,17 @@ func (c *Controller) HasSynced() bool {
 		c.namespaceInformer.Informer().HasSynced() &&
 		c.informerManager.HasSynced()
 }
+
+func (c *Controller) recordNamespacePropagationFailedMetric(fedNamespace *fedcorev1a1.ClusterFederatedObject) {
+	errorClusterCount := 0
+
+	for _, clusterStatus := range fedNamespace.Status.Clusters {
+		if clusterStatus.Status != fedcorev1a1.ClusterPropagationOK && clusterStatus.Status != fedcorev1a1.WaitingForRemoval {
+			errorClusterCount++
+		}
+	}
+
+	if errorClusterCount != 0 {
+		c.metrics.Store("namespace_propagate_failed_total", errorClusterCount, stats.Tag{Name: "namespace", Value: fedNamespace.Name})
+	}
+}

pkg/controllers/policyrc/controller.go

@@ -95,7 +95,7 @@ func NewPolicyRCController(
 		func(ctx context.Context, qualifiedName common.QualifiedName) worker.Result {
 			return c.reconcilePersist(
 				ctx,
-				"propagation-policy",
+				"propagation_policy_reference_count",
 				qualifiedName,
 				c.propagationPolicyInformer.Informer().GetStore(),
 				c.clusterPropagationPolicyInformer.Informer().GetStore(),
@@ -112,7 +112,7 @@ func NewPolicyRCController(
 		func(ctx context.Context, qualifiedName common.QualifiedName) worker.Result {
 			return c.reconcilePersist(
 				ctx,
-				"override-policy",
+				"override_policy_reference_count",
 				qualifiedName,
 				c.overridePolicyInformer.Informer().GetStore(),
 				c.clusterOverridePolicyInformer.Informer().GetStore(),
@@ -317,5 +317,10 @@ func (c *Controller) reconcilePersist(
 		}
 	}
 
+	c.metrics.Store(metricName, newRefCount, []stats.Tag{
+		{Name: "name", Value: qualifiedName.Name},
+		{Name: "namespace", Value: qualifiedName.Namespace},
+	}...)
+
 	return worker.StatusAllOK
 }

pkg/controllers/scheduler/constants.go

@@ -49,3 +49,14 @@ const (
 	SchedulingTriggersAnnotation        = common.DefaultPrefix + "scheduling-triggers"
 	SchedulingDeferredReasonsAnnotation = common.DefaultPrefix + "scheduling-deferred-reasons"
 )
+
+const (
+	// FedObjChanged is the event when FederatedObject/ClusterFederatedObject changes.
+	FedObjChanged = "FedObjChanged"
+	// PolicyChanged is the event when PropagationPolicy/ClusterPropagationPolicy changes.
+	PolicyChanged = "PolicyChanged"
+	// ClusterChanged is the event when cluster changes.
+	ClusterChanged = "ClusterChanged"
+	// FTCChanged is the event when FTC changes.
+	FTCChanged = "FTCChanged"
+)