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infinispan_controller.go
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infinispan_controller.go
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package controllers
import (
"context"
"fmt"
"reflect"
"sort"
"strings"
"time"
"github.com/go-logr/logr"
infinispanv1 "github.com/infinispan/infinispan-operator/api/v1"
consts "github.com/infinispan/infinispan-operator/controllers/constants"
hash "github.com/infinispan/infinispan-operator/pkg/hash"
ispn "github.com/infinispan/infinispan-operator/pkg/infinispan"
"github.com/infinispan/infinispan-operator/pkg/infinispan/caches"
kube "github.com/infinispan/infinispan-operator/pkg/kubernetes"
routev1 "github.com/openshift/api/route/v1"
monitoringv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
"github.com/prometheus/common/log"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
ingressv1 "k8s.io/api/networking/v1"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/types"
"k8s.io/client-go/tools/record"
"k8s.io/cloud-provider/service/helpers"
"k8s.io/utils/pointer"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
"sigs.k8s.io/controller-runtime/pkg/event"
"sigs.k8s.io/controller-runtime/pkg/handler"
"sigs.k8s.io/controller-runtime/pkg/predicate"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
"sigs.k8s.io/controller-runtime/pkg/source"
)
const (
ServerRoot = "/opt/infinispan/server"
DataMountPath = ServerRoot + "/data"
DataMountVolume = "data-volume"
ConfigVolumeName = "config-volume"
EncryptKeystoreVolumeName = "encrypt-volume"
EncryptTruststoreVolumeName = "encrypt-trust-volume"
IdentitiesVolumeName = "identities-volume"
AdminIdentitiesVolumeName = "admin-identities-volume"
EventReasonPrelimChecksFailed = "PrelimChecksFailed"
EventReasonLowPersistenceStorage = "LowPersistenceStorage"
EventReasonEphemeralStorage = "EphemeralStorageEnables"
EventReasonParseValueProblem = "ParseValueProblem"
EventLoadBalancerUnsupported = "LoadBalancerUnsupported"
)
// InfinispanReconciler reconciles a Infinispan object
type InfinispanReconciler struct {
client.Client
log logr.Logger
scheme *runtime.Scheme
kubernetes *kube.Kubernetes
eventRec record.EventRecorder
supportedTypes map[string]*reconcileType
}
// Struct for wrapping reconcile request data
type infinispanRequest struct {
*InfinispanReconciler
ctx context.Context
req ctrl.Request
infinispan *infinispanv1.Infinispan
reqLogger logr.Logger
}
// SetupWithManager sets up the controller with the Manager.
func (r *InfinispanReconciler) SetupWithManager(mgr ctrl.Manager) error {
r.Client = mgr.GetClient()
r.log = ctrl.Log.WithName("controllers").WithName("Infinispan")
r.scheme = mgr.GetScheme()
r.kubernetes = kube.NewKubernetesFromController(mgr)
r.eventRec = mgr.GetEventRecorderFor("controller-infinispan")
r.supportedTypes = map[string]*reconcileType{
consts.ExternalTypeRoute: {ObjectType: &routev1.Route{}, GroupVersion: routev1.SchemeGroupVersion, GroupVersionSupported: false},
consts.ExternalTypeIngress: {ObjectType: &ingressv1.Ingress{}, GroupVersion: ingressv1.SchemeGroupVersion, GroupVersionSupported: false},
consts.ServiceMonitorType: {ObjectType: &monitoringv1.ServiceMonitor{}, GroupVersion: monitoringv1.SchemeGroupVersion, GroupVersionSupported: false},
}
ctx := context.TODO()
var err error
// Add Secret name fields to the index for caching
if err = mgr.GetFieldIndexer().IndexField(ctx, &infinispanv1.Infinispan{}, "spec.security.endpointSecretName", func(obj client.Object) []string {
return []string{obj.(*infinispanv1.Infinispan).GetSecretName()}
}); err != nil {
return err
}
if err = mgr.GetFieldIndexer().IndexField(ctx, &infinispanv1.Infinispan{}, "spec.security.endpointEncryption.certSecretName", func(obj client.Object) []string {
return []string{obj.(*infinispanv1.Infinispan).GetKeystoreSecretName()}
}); err != nil {
return err
}
if err = mgr.GetFieldIndexer().IndexField(ctx, &infinispanv1.Infinispan{}, "spec.security.endpointEncryption.clientCertSecretName", func(obj client.Object) []string {
return []string{obj.(*infinispanv1.Infinispan).GetTruststoreSecretName()}
}); err != nil {
return err
}
builder := ctrl.NewControllerManagedBy(mgr).
For(&infinispanv1.Infinispan{})
for _, obj := range r.supportedTypes {
// Validate that GroupVersion is supported on runtime platform
ok, err := r.kubernetes.IsGroupVersionSupported(obj.GroupVersion.String(), obj.Kind())
if err != nil {
log.Error(err, fmt.Sprintf("Failed to check if GVK '%s' is supported", obj.GroupVersionKind()))
continue
}
obj.GroupVersionSupported = ok
}
// TODO(user): Modify this to be the types you create that are owned by the primary resource
// Watch for changes to secondary resource Pods and requeue the owner Infinispan
secondaryResourceTypes := []client.Object{&appsv1.StatefulSet{}, &corev1.ConfigMap{}, &corev1.Secret{}}
for _, secondaryResource := range secondaryResourceTypes {
builder.Owns(secondaryResource)
}
builder.WithEventFilter(predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
switch e.Object.(type) {
case *appsv1.StatefulSet:
return false
case *corev1.ConfigMap:
return false
}
return true
},
DeleteFunc: func(e event.DeleteEvent) bool {
switch e.Object.(type) {
case *corev1.ConfigMap:
return false
}
return true
},
})
builder.Watches(
&source.Kind{Type: &corev1.Secret{}},
handler.EnqueueRequestsFromMapFunc(
func(a client.Object) []reconcile.Request {
var requests []reconcile.Request
// Lookup only Secrets not controlled by Infinispan CR GVK. This means it's a custom defined Secret
if !kube.IsControlledByGVK(a.GetOwnerReferences(), infinispanv1.SchemeBuilder.GroupVersion.WithKind(reflect.TypeOf(infinispanv1.Infinispan{}).Name())) {
for _, field := range []string{"spec.security.endpointSecretName", "spec.security.endpointEncryption.certSecretName", "spec.security.endpointEncryption.clientCertSecretName"} {
ispnList := &infinispanv1.InfinispanList{}
if err := r.kubernetes.ResourcesListByField(a.GetNamespace(), field, a.GetName(), ispnList, ctx); err != nil {
log.Error(err, "failed to list Infinispan CR")
}
for _, item := range ispnList.Items {
requests = append(requests, reconcile.Request{NamespacedName: types.NamespacedName{Namespace: item.GetNamespace(), Name: item.GetName()}})
}
if len(requests) > 0 {
return requests
}
}
}
return nil
}),
)
return builder.Complete(r)
}
// +kubebuilder:rbac:groups=infinispan.org,resources=infinispans;infinispans/status;infinispans/finalizers,verbs=get;list;watch;create;update;patch
// +kubebuilder:rbac:groups=core,resources=persistentvolumeclaims;services;services/finalizers;endpoints;configmaps;pods;secrets,verbs=get;list;watch;create;update;delete;patch;deletecollection
// +kubebuilder:rbac:groups=core,resources=nodes;serviceaccounts,verbs=get;list;watch
// +kubebuilder:rbac:groups=core,resources=pods/logs,verbs=get
// +kubebuilder:rbac:groups=core,resources=pods/exec,verbs=create
// +kubebuilder:rbac:groups=core;events.k8s.io,resources=events,verbs=create;patch
// +kubebuilder:rbac:groups=apps,resources=deployments,verbs=get;list;watch
// +kubebuilder:rbac:groups=apps,resources=replicasets,verbs=get
// +kubebuilder:rbac:groups=apps,resources=deployments/finalizers;statefulsets,verbs=get;list;watch;create;update;delete
// +kubebuilder:rbac:groups=networking.k8s.io,resources=ingresses,verbs=get;list;watch;create;delete;deletecollection;update
// +kubebuilder:rbac:groups=networking.k8s.io,resources=customresourcedefinitions;customresourcedefinitions/status,verbs=get;list
// +kubebuilder:rbac:groups=storage.k8s.io,resources=storageclasses,verbs=get;list;watch
// +kubebuilder:rbac:groups=route.openshift.io,resources=routes;routes/custom-host,verbs=get;list;watch;create;delete;deletecollection;update
// +kubebuilder:rbac:groups=monitoring.coreos.com,resources=servicemonitors,verbs=get;list;watch;create;delete;update
func (reconciler *InfinispanReconciler) Reconcile(ctx context.Context, ctrlRequest ctrl.Request) (ctrl.Result, error) {
reqLogger := reconciler.log.WithValues("Request.Namespace", ctrlRequest.Namespace, "Request.Name", ctrlRequest.Name)
reqLogger.Info("+++++ Reconciling Infinispan.")
defer reqLogger.Info("----- End Reconciling Infinispan.")
// Fetch the Infinispan instance
infinispan := &infinispanv1.Infinispan{}
infinispan.Name = ctrlRequest.Name
infinispan.Namespace = ctrlRequest.Namespace
r := &infinispanRequest{
InfinispanReconciler: reconciler,
ctx: ctx,
req: ctrlRequest,
infinispan: infinispan,
reqLogger: reqLogger,
}
var preliminaryChecksResult *ctrl.Result
var preliminaryChecksError error
err := r.update(func() {
// Apply defaults and endpoint encryption settings if not already set
infinispan.ApplyDefaults()
if r.isTypeSupported(consts.ServiceMonitorType) {
infinispan.ApplyMonitoringAnnotation()
}
infinispan.Spec.Affinity = podAffinity(infinispan, PodLabels(infinispan.Name))
errLabel := infinispan.ApplyOperatorLabels()
if errLabel != nil {
reqLogger.Error(errLabel, "Error applying operator label")
}
infinispan.ApplyEndpointEncryptionSettings(r.kubernetes.GetServingCertsMode(ctx), reqLogger)
// Perform all the possible preliminary checks before go on
preliminaryChecksResult, preliminaryChecksError = r.preliminaryChecks()
if preliminaryChecksError != nil {
r.eventRec.Event(infinispan, corev1.EventTypeWarning, EventReasonPrelimChecksFailed, preliminaryChecksError.Error())
infinispan.SetCondition(infinispanv1.ConditionPrelimChecksPassed, metav1.ConditionFalse, preliminaryChecksError.Error())
} else {
infinispan.SetCondition(infinispanv1.ConditionPrelimChecksPassed, metav1.ConditionTrue, "")
}
}, false)
if err != nil {
if errors.IsNotFound(err) {
// Request object not found, could have been deleted after reconcile request.
// Owned objects are automatically garbage collected. For additional cleanup logic use finalizers.
// Return and don't requeue
reqLogger.Info("Infinispan resource not found. Ignoring since object must be deleted")
return ctrl.Result{}, nil
}
// Error reading the object - requeue the request.
reqLogger.Info("Error reading the object")
return ctrl.Result{}, err
}
if preliminaryChecksResult != nil {
return *preliminaryChecksResult, preliminaryChecksError
}
// Wait for the ConfigMap to be created by config-controller
configMap := &corev1.ConfigMap{}
if result, err := kube.LookupResource(infinispan.GetConfigName(), infinispan.Namespace, configMap, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
// Wait for the Secret to be created by secret-controller or provided by user
var userSecret *corev1.Secret
if infinispan.IsAuthenticationEnabled() {
userSecret = &corev1.Secret{}
if result, err := kube.LookupResource(infinispan.GetSecretName(), infinispan.Namespace, userSecret, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
}
adminSecret := &corev1.Secret{}
if result, err := kube.LookupResource(infinispan.GetAdminSecretName(), infinispan.Namespace, adminSecret, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
var keystoreSecret *corev1.Secret
if infinispan.IsEncryptionEnabled() {
if infinispan.Spec.Security.EndpointEncryption.CertSecretName == "" {
return ctrl.Result{}, fmt.Errorf("field 'certSecretName' must be provided for certificateSourceType=%s to be configured", infinispanv1.CertificateSourceTypeSecret)
}
keystoreSecret = &corev1.Secret{}
if result, err := kube.LookupResource(infinispan.GetKeystoreSecretName(), infinispan.Namespace, keystoreSecret, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
}
var trustSecret *corev1.Secret
if infinispan.IsClientCertEnabled() {
trustSecret = &corev1.Secret{}
if result, err := kube.LookupResource(infinispan.GetTruststoreSecretName(), infinispan.Namespace, trustSecret, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
}
// Reconcile the StatefulSet
// Check if the StatefulSet already exists, if not create a new one
statefulSet := &appsv1.StatefulSet{}
err = r.Client.Get(ctx, types.NamespacedName{Namespace: infinispan.Namespace, Name: infinispan.Name}, statefulSet)
if err != nil && errors.IsNotFound(err) {
reqLogger.Info("Configuring the StatefulSet")
// Define a new StatefulSet
statefulSet, err = r.statefulSetForInfinispan(adminSecret, userSecret, keystoreSecret, trustSecret, configMap)
if err != nil {
reqLogger.Error(err, "failed to configure new StatefulSet")
return ctrl.Result{}, err
}
reqLogger.Info("Creating a new StatefulSet", "StatefulSet.Name", statefulSet.Name)
err = r.Client.Create(ctx, statefulSet)
if err != nil {
reqLogger.Error(err, "failed to create new StatefulSet", "StatefulSet.Name", statefulSet.Name)
return ctrl.Result{}, err
}
// StatefulSet created successfully
reqLogger.Info("End of the StatefulSet creation")
}
if err != nil {
reqLogger.Error(err, "failed to get StatefulSet")
return ctrl.Result{}, err
}
// Update Pod's status for the OLM
if err := r.update(func() {
infinispan.Status.PodStatus = GetSingleStatefulSetStatus(*statefulSet)
}); err != nil {
return ctrl.Result{}, err
}
// Wait for the cluster Service to be created by service-controller
if result, err := kube.LookupResource(infinispan.Name, infinispan.Namespace, &corev1.Service{}, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
// Wait for the cluster ping Service to be created by service-controller
if result, err := kube.LookupResource(infinispan.GetPingServiceName(), infinispan.Namespace, &corev1.Service{}, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
if infinispan.IsUpgradeNeeded(reqLogger) {
reqLogger.Info("Upgrade needed")
err = r.destroyResources()
if err != nil {
reqLogger.Error(err, "failed to delete resources before upgrade")
return ctrl.Result{}, err
}
if err := r.update(func() {
infinispan.SetCondition(infinispanv1.ConditionUpgrade, metav1.ConditionFalse, "")
if infinispan.Spec.Replicas != infinispan.Status.ReplicasWantedAtRestart {
reqLogger.Info("removed Infinispan resources, force an upgrade now", "replicasWantedAtRestart", infinispan.Status.ReplicasWantedAtRestart)
infinispan.Spec.Replicas = infinispan.Status.ReplicasWantedAtRestart
}
}); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{Requeue: true}, nil
}
// List the pods for this infinispan's deployment
podList, err := PodList(infinispan, r.kubernetes, ctx)
if err != nil {
reqLogger.Error(err, "failed to list pods")
return ctrl.Result{}, err
}
// Recover Pods with updated init containers in case of fails
for _, pod := range podList.Items {
if !kube.IsInitContainersEqual(statefulSet.Spec.Template.Spec.InitContainers, pod.Spec.InitContainers) {
if kube.InitContainerFailed(pod.Status.InitContainerStatuses) {
if err = r.Client.Delete(ctx, &pod); err != nil {
return ctrl.Result{}, err
}
}
}
}
if err = r.updatePodsLabels(podList); err != nil {
return ctrl.Result{}, err
}
result, err := r.scheduleUpgradeIfNeeded(podList)
if result != nil {
return *result, err
}
cluster, err := NewCluster(infinispan, r.kubernetes, r.ctx)
if err != nil {
return ctrl.Result{}, err
}
// If user set Spec.replicas=0 we need to perform a graceful shutdown
// to preserve the data
var res *ctrl.Result
res, err = r.reconcileGracefulShutdown(statefulSet, podList, reqLogger, cluster)
if res != nil {
return *res, err
}
// If upgrade required, do not process any further and handle upgrades
if infinispan.IsUpgradeCondition() {
reqLogger.Info("IsUpgradeCondition")
return ctrl.Result{Requeue: true}, nil
}
// Here where to reconcile with spec updates that reflect into
// changes to statefulset.spec.container.
res, err = r.reconcileContainerConf(statefulSet, configMap, adminSecret, userSecret, keystoreSecret, trustSecret)
if res != nil {
return *res, err
}
// Update the Infinispan status with the pod status
// Wait until all pods have IPs assigned
// Without those IPs, it's not possible to execute next calls
if !kube.ArePodIPsReady(podList) {
reqLogger.Info("Pods IPs are not ready yet")
return ctrl.Result{}, r.update(func() {
infinispan.SetCondition(infinispanv1.ConditionWellFormed, metav1.ConditionUnknown, "Pods are not ready")
infinispan.RemoveCondition(infinispanv1.ConditionCrossSiteViewFormed)
infinispan.Status.StatefulSetName = statefulSet.Name
})
}
// All pods ready start autoscaler if needed
if infinispan.Spec.Autoscale != nil && infinispan.IsCache() {
r.addAutoscalingEquipment()
}
// Inspect the system and get the current Infinispan conditions
currConds := getInfinispanConditions(podList.Items, infinispan, cluster)
// Update the Infinispan status with the pod status
if err := r.update(func() {
infinispan.SetConditions(currConds)
}); err != nil {
return ctrl.Result{}, err
}
// View didn't form, requeue until view has formed
if infinispan.NotClusterFormed(len(podList.Items), int(infinispan.Spec.Replicas)) {
reqLogger.Info("notClusterFormed")
return ctrl.Result{RequeueAfter: consts.DefaultWaitClusterNotWellFormed}, nil
}
// Below the code for a wellFormed cluster
err = configureLoggers(podList, cluster, infinispan)
if err != nil {
return ctrl.Result{}, err
}
// Create default cache if it doesn't exists.
if infinispan.IsCache() {
if existsCache, err := cluster.ExistsCache(consts.DefaultCacheName, podList.Items[0].Name); err != nil {
reqLogger.Error(err, "failed to validate default cache for cache service")
return ctrl.Result{}, err
} else if !existsCache {
reqLogger.Info("createDefaultCache")
if err = caches.CreateCacheFromDefault(podList.Items[0].Name, infinispan, cluster, reqLogger); err != nil {
reqLogger.Error(err, "failed to create default cache for cache service")
return ctrl.Result{}, err
}
}
}
if infinispan.IsExposed() {
var exposeAddress string
switch infinispan.GetExposeType() {
case infinispanv1.ExposeTypeLoadBalancer, infinispanv1.ExposeTypeNodePort:
// Wait for the cluster external Service to be created by service-controller
externalService := &corev1.Service{}
if result, err := kube.LookupResource(infinispan.GetServiceExternalName(), infinispan.Namespace, externalService, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
if len(externalService.Spec.Ports) > 0 && infinispan.GetExposeType() == infinispanv1.ExposeTypeNodePort {
if exposeHost, err := r.kubernetes.GetNodeHost(reqLogger, ctx); err != nil {
return ctrl.Result{}, err
} else {
exposeAddress = fmt.Sprintf("%s:%d", exposeHost, externalService.Spec.Ports[0].NodePort)
}
} else if infinispan.GetExposeType() == infinispanv1.ExposeTypeLoadBalancer {
// Waiting for LoadBalancer cloud provider to update the configured hostname inside Status field
if exposeAddress = r.kubernetes.GetExternalAddress(externalService); exposeAddress == "" {
if !helpers.HasLBFinalizer(externalService) {
errMsg := "LoadBalancer expose type is not supported on the target platform"
r.eventRec.Event(externalService, corev1.EventTypeWarning, EventLoadBalancerUnsupported, errMsg)
reqLogger.Info(errMsg)
return ctrl.Result{RequeueAfter: consts.DefaultWaitOnCluster}, nil
}
reqLogger.Info("LoadBalancer address not ready yet. Waiting on value in reconcile loop")
return ctrl.Result{RequeueAfter: consts.DefaultWaitOnCluster}, nil
}
}
case infinispanv1.ExposeTypeRoute:
if r.isTypeSupported(consts.ExternalTypeRoute) {
externalRoute := &routev1.Route{}
if result, err := kube.LookupResource(infinispan.GetServiceExternalName(), infinispan.Namespace, externalRoute, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
exposeAddress = externalRoute.Spec.Host
} else if r.isTypeSupported(consts.ExternalTypeIngress) {
externalIngress := &ingressv1.Ingress{}
if result, err := kube.LookupResource(infinispan.GetServiceExternalName(), infinispan.Namespace, externalIngress, r.Client, reqLogger, r.eventRec, r.ctx); result != nil {
return *result, err
}
if len(externalIngress.Spec.Rules) > 0 {
exposeAddress = externalIngress.Spec.Rules[0].Host
}
}
}
if err := r.update(func() {
if exposeAddress == "" {
infinispan.Status.ConsoleUrl = nil
} else {
infinispan.Status.ConsoleUrl = pointer.StringPtr(fmt.Sprintf("%s://%s/console", infinispan.GetEndpointScheme(), exposeAddress))
}
}); err != nil {
return ctrl.Result{}, err
}
} else {
if err := r.update(func() {
infinispan.Status.ConsoleUrl = nil
}); err != nil {
return ctrl.Result{}, err
}
}
// If x-site enable configure the coordinator pods to be selected by the x-site service
if infinispan.HasSites() {
crossSiteViewCondition, err := r.applyLabelsToCoordinatorsPod(podList, infinispan.GetSiteLocationsName(), cluster)
if err != nil {
return ctrl.Result{}, err
}
// ISPN-13116 If xsite view has been formed, then we must perform state-transfer to all sites if a SFS recovery has occurred
if crossSiteViewCondition.Status == metav1.ConditionTrue {
podName := podList.Items[0].Name
logs, err := r.kubernetes.Logs(podName, infinispan.Namespace, ctx)
if err != nil {
log.Error(err, fmt.Sprintf("Unable to retrive logs for infinispan pod %s", podName))
}
if strings.Contains(logs, "ISPN000643") {
if err := cluster.XsitePushAllState(podName); err != nil {
log.Error(err, "Unable to push xsite state after SFS data recovery")
}
}
}
err = r.update(func() {
infinispan.SetConditions([]infinispanv1.InfinispanCondition{*crossSiteViewCondition})
})
if err != nil || crossSiteViewCondition.Status != metav1.ConditionTrue {
return ctrl.Result{RequeueAfter: consts.DefaultWaitOnCluster}, err
}
}
return ctrl.Result{}, nil
}
// PreliminaryChecks performs all the possible initial checks
func (r *infinispanRequest) preliminaryChecks() (*ctrl.Result, error) {
// If a CacheService is requested, checks that the pods have enough memory
spec := r.infinispan.Spec
if spec.Service.Type == infinispanv1.ServiceTypeCache {
memoryQ, err := resource.ParseQuantity(spec.Container.Memory)
if err != nil {
return &ctrl.Result{
Requeue: false,
RequeueAfter: consts.DefaultRequeueOnWrongSpec,
}, err
}
memory := memoryQ.Value()
nativeMemoryOverhead := (memory * consts.CacheServiceJvmNativePercentageOverhead) / 100
occupiedMemory := (consts.CacheServiceJvmNativeMb * 1024 * 1024) +
(consts.CacheServiceFixedMemoryXmxMb * 1024 * 1024) +
nativeMemoryOverhead
if memory < occupiedMemory {
return &ctrl.Result{
Requeue: false,
RequeueAfter: consts.DefaultRequeueOnWrongSpec,
}, fmt.Errorf("not enough memory. Increase infinispan.spec.container.memory. Now is %s, needed at least %d", memoryQ.String(), occupiedMemory)
}
}
return nil, nil
}
func configureLoggers(pods *corev1.PodList, cluster ispn.ClusterInterface, infinispan *infinispanv1.Infinispan) error {
if infinispan.Spec.Logging == nil || len(infinispan.Spec.Logging.Categories) == 0 {
return nil
}
for _, pod := range pods.Items {
serverLoggers, err := cluster.GetLoggers(pod.Name)
if err != nil {
return err
}
for category, level := range infinispan.Spec.Logging.Categories {
serverLevel, ok := serverLoggers[category]
if !(ok && string(level) == serverLevel) {
if err := cluster.SetLogger(pod.Name, category, string(level)); err != nil {
return err
}
}
}
}
return nil
}
func (r *infinispanRequest) destroyResources() error {
// TODO destroying all upgradable resources for recreation is too manual
// Labels cannot easily be used to remove all resources with a given label.
// Resource controller could be used to make this easier.
// If all upgradable resources are controlled by the Stateful Set,
// removing the Stateful Set should remove the rest.
// Then, stateful set could be controlled by Infinispan to keep current logic.
// Remove finalizer (we don't use it anymore) if it present and set owner reference for old PVCs
infinispan := r.infinispan
err := r.upgradeInfinispan()
if err != nil {
return err
}
err = r.Client.Delete(r.ctx,
&appsv1.StatefulSet{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.Name,
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
err = r.Client.Delete(r.ctx,
&corev1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.GetConfigName(),
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
err = r.Client.Delete(r.ctx,
&corev1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.Name,
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
err = r.Client.Delete(r.ctx,
&corev1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.GetPingServiceName(),
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
err = r.Client.Delete(r.ctx,
&corev1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.GetAdminServiceName(),
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
err = r.Client.Delete(context.TODO(),
&corev1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.GetServiceExternalName(),
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
if r.isTypeSupported(consts.ExternalTypeRoute) {
err = r.Client.Delete(r.ctx,
&routev1.Route{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.GetServiceExternalName(),
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
} else if r.isTypeSupported(consts.ExternalTypeIngress) {
err = r.Client.Delete(r.ctx,
&ingressv1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.GetServiceExternalName(),
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
}
err = r.Client.Delete(r.ctx,
&corev1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: infinispan.GetSiteServiceName(),
Namespace: infinispan.Namespace,
},
})
if err != nil && !errors.IsNotFound(err) {
return err
}
return nil
}
func (r *infinispanRequest) upgradeInfinispan() error {
infinispan := r.infinispan
// Remove controller owner reference from the custom Secrets
for _, secretName := range []string{infinispan.GetKeystoreSecretName(), infinispan.GetTruststoreSecretName()} {
if err := r.dropSecretOwnerReference(secretName); err != nil {
return err
}
}
if controllerutil.ContainsFinalizer(infinispan, consts.InfinispanFinalizer) {
// Set Infinispan CR as owner reference for PVC if it not defined
pvcs := &corev1.PersistentVolumeClaimList{}
err := r.kubernetes.ResourcesList(infinispan.Namespace, LabelsResource(infinispan.Name, ""), pvcs, r.ctx)
if err != nil {
return err
}
for _, pvc := range pvcs.Items {
if !metav1.IsControlledBy(&pvc, infinispan) {
if err = controllerutil.SetControllerReference(infinispan, &pvc, r.scheme); err != nil {
return err
}
pvc.OwnerReferences[0].BlockOwnerDeletion = pointer.BoolPtr(false)
err := r.Client.Update(r.ctx, &pvc)
if err != nil {
return err
}
}
}
}
return r.update(func() {
// Remove finalizer if it defined in the Infinispan CR
controllerutil.RemoveFinalizer(infinispan, consts.InfinispanFinalizer)
infinispan.Spec.Image = nil
sc := infinispan.Spec.Service.Container
if sc != nil && sc.Storage != nil && *sc.Storage == "" {
sc.Storage = nil
}
if infinispan.HasSites() {
// Migrate Spec.Service.Locations Host and Port parameters into the unified URL schema
for i, location := range infinispan.Spec.Service.Sites.Locations {
if location.Host != nil && *location.Host != "" {
port := consts.CrossSitePort
if location.Port != nil && *location.Port > 0 {
port = int(*location.Port)
}
infinispan.Spec.Service.Sites.Locations[i].Host = nil
infinispan.Spec.Service.Sites.Locations[i].Port = nil
infinispan.Spec.Service.Sites.Locations[i].URL = fmt.Sprintf("%s://%s:%d", consts.StaticCrossSiteUriSchema, *location.Host, port)
}
}
}
})
}
func (r *infinispanRequest) dropSecretOwnerReference(secretName string) error {
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: secretName,
Namespace: r.infinispan.Namespace,
},
}
_, err := controllerutil.CreateOrPatch(r.ctx, r.Client, secret, func() error {
if secret.CreationTimestamp.IsZero() {
return errors.NewNotFound(corev1.Resource(""), secretName)
}
kube.RemoveOwnerReference(secret, r.infinispan)
return nil
})
if err != nil && !errors.IsNotFound(err) {
return err
}
return nil
}
func (r *infinispanRequest) scheduleUpgradeIfNeeded(podList *corev1.PodList) (*ctrl.Result, error) {
infinispan := r.infinispan
if upgrade, err := upgradeRequired(infinispan, podList); upgrade || err != nil {
if err := r.update(func() {
podDefaultImage := kube.GetPodDefaultImage(podList.Items[0].Spec.Containers[0])
r.reqLogger.Info("schedule an Infinispan cluster upgrade", "pod default image", podDefaultImage, "desired image", consts.DefaultImageName)
infinispan.SetCondition(infinispanv1.ConditionUpgrade, metav1.ConditionTrue, "")
infinispan.Spec.Replicas = 0
}); err != nil {
return &ctrl.Result{}, err
}
}
return nil, nil
}
func upgradeRequired(infinispan *infinispanv1.Infinispan, podList *corev1.PodList) (bool, error) {
if len(podList.Items) == 0 {
return false, nil
}
if infinispan.IsUpgradeCondition() {
return false, nil
}
// All pods need to be ready for the upgrade to be scheduled
// Handles brief window during whichstatefulSetForInfinispan resources have been removed,
//and old ones terminating while new ones are being created.
// We don't want yet another upgrade to be scheduled then.
if !kube.AreAllPodsReady(podList) {
return false, nil
}
// Get default Infinispan image for a running Infinispan pod
podDefaultImage := kube.GetPodDefaultImage(podList.Items[0].Spec.Containers[0])
// Get Infinispan image that the operator creates
desiredImage := consts.DefaultImageName
// If the operator's default image differs from the pod's default image,
// schedule an upgrade by gracefully shutting down the current cluster.
return podDefaultImage != desiredImage, nil
}
func IsUpgradeRequired(infinispan *infinispanv1.Infinispan, kube *kube.Kubernetes, ctx context.Context) (bool, error) {
podList, err := PodList(infinispan, kube, ctx)
if err != nil {
return false, err
}
return upgradeRequired(infinispan, podList)
}
func PodList(infinispan *infinispanv1.Infinispan, kube *kube.Kubernetes, ctx context.Context) (*corev1.PodList, error) {
podList := &corev1.PodList{}
return podList, kube.ResourcesList(infinispan.Namespace, PodLabels(infinispan.Name), podList, ctx)
}
func podAffinity(i *infinispanv1.Infinispan, matchLabels map[string]string) *corev1.Affinity {
// The user hasn't configured Affinity, so we utilise the default strategy of preferring pods are deployed on distinct nodes
if i.Spec.Affinity == nil {
return &corev1.Affinity{
PodAntiAffinity: &corev1.PodAntiAffinity{
PreferredDuringSchedulingIgnoredDuringExecution: []corev1.WeightedPodAffinityTerm{{
Weight: 100,
PodAffinityTerm: corev1.PodAffinityTerm{
LabelSelector: &metav1.LabelSelector{
MatchLabels: matchLabels,
},
TopologyKey: "r.kubernetes.io/hostname",
},
}},
},
}
}
return i.Spec.Affinity
}
func GetSingleStatefulSetStatus(ss appsv1.StatefulSet) infinispanv1.DeploymentStatus {
return getSingleDeploymentStatus(ss.Name, getInt32(ss.Spec.Replicas), ss.Status.Replicas, ss.Status.ReadyReplicas)
}
func getInt32(pointer *int32) int32 {
if pointer == nil {
return 0
} else {
return *pointer
}
}
func getSingleDeploymentStatus(name string, requestedCount int32, targetCount int32, readyCount int32) infinispanv1.DeploymentStatus {
var ready, starting, stopped []string
if requestedCount == 0 || targetCount == 0 {
stopped = append(stopped, name)
} else {
for i := int32(0); i < targetCount; i++ {
instanceName := fmt.Sprintf("%s-%d", name, i+1)
if i < readyCount {
ready = append(ready, instanceName)
} else {
starting = append(starting, instanceName)
}
}
}
log.Info("Found deployments with status ", "stopped", stopped, "starting", starting, "ready", ready)
return infinispanv1.DeploymentStatus{
Stopped: stopped,
Starting: starting,
Ready: ready,
}
}
func (r *infinispanRequest) updatePodsLabels(podList *corev1.PodList) error {
if len(podList.Items) == 0 {
return nil
}
ispn := r.infinispan
labelsForPod := PodLabels(ispn.Name)
ispn.AddOperatorLabelsForPods(labelsForPod)
ispn.AddLabelsForPods(labelsForPod)
for _, pod := range podList.Items {
podLabels := make(map[string]string)
for index, value := range pod.Labels {
if _, ok := labelsForPod[index]; ok || consts.SystemPodLabels[index] {
podLabels[index] = value
}
}
for index, value := range labelsForPod {
podLabels[index] = value
}
_, err := controllerutil.CreateOrUpdate(r.ctx, r.Client, &pod, func() error {
if pod.CreationTimestamp.IsZero() {
return errors.NewNotFound(corev1.Resource(""), pod.Name)
}
pod.Labels = podLabels
return nil
})
if err != nil && !errors.IsNotFound(err) {
return err
}
}
return nil
}
// statefulSetForInfinispan returns an infinispan StatefulSet object
func (r *infinispanRequest) statefulSetForInfinispan(adminSecret, userSecret, keystoreSecret, trustSecret *corev1.Secret,
configMap *corev1.ConfigMap) (*appsv1.StatefulSet, error) {
ispn := r.infinispan
reqLogger := r.log.WithValues("Request.Namespace", ispn.Namespace, "Request.Name", ispn.Name)
lsPod := PodLabels(ispn.Name)
labelsForPod := PodLabels(ispn.Name)
ispn.AddOperatorLabelsForPods(labelsForPod)
ispn.AddLabelsForPods(labelsForPod)
pvcs := &corev1.PersistentVolumeClaimList{}
err := r.kubernetes.ResourcesList(ispn.Namespace, LabelsResource(ispn.Name, ""), pvcs, r.ctx)
if err != nil {
return nil, err
}
dataVolumeName := DataMountVolume
for _, pvc := range pvcs.Items {
if strings.HasPrefix(pvc.Name, fmt.Sprintf("%s-%s", ispn.Name, ispn.Name)) {
dataVolumeName = ispn.Name
break
}
}
memory, err := resource.ParseQuantity(ispn.Spec.Container.Memory)
if err != nil {
r.eventRec.Event(ispn, corev1.EventTypeWarning, EventReasonParseValueProblem, err.Error())
reqLogger.Info(err.Error())
return nil, err
}
replicas := ispn.Spec.Replicas
volumeMounts := []corev1.VolumeMount{{
Name: ConfigVolumeName,
MountPath: consts.ServerConfigRoot,
}, {
Name: dataVolumeName,
MountPath: DataMountPath,
}, {
Name: AdminIdentitiesVolumeName,
MountPath: consts.ServerAdminIdentitiesRoot,
}}
volumes := []corev1.Volume{{
Name: ConfigVolumeName,
VolumeSource: corev1.VolumeSource{
ConfigMap: &corev1.ConfigMapVolumeSource{
LocalObjectReference: corev1.LocalObjectReference{Name: configMap.Name},
},
},
}, {
Name: AdminIdentitiesVolumeName,
VolumeSource: corev1.VolumeSource{
Secret: &corev1.SecretVolumeSource{
SecretName: ispn.GetAdminSecretName(),
},
},
}}