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agentserviceconfig_controller.go
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agentserviceconfig_controller.go
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/*
Copyright 2021.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package controllers
import (
"context"
_ "embed"
"encoding/json"
"fmt"
"net/url"
"os"
"path/filepath"
"strings"
"github.com/go-openapi/swag"
"github.com/hashicorp/go-version"
routev1 "github.com/openshift/api/route/v1"
aiv1beta1 "github.com/openshift/assisted-service/api/v1beta1"
"github.com/openshift/assisted-service/internal/common"
"github.com/openshift/assisted-service/internal/gencrypto"
"github.com/openshift/assisted-service/internal/versions"
"github.com/openshift/assisted-service/models"
logutil "github.com/openshift/assisted-service/pkg/log"
conditionsv1 "github.com/openshift/custom-resource-status/conditions/v1"
toml "github.com/pelletier/go-toml"
pkgerror "github.com/pkg/errors"
monitoringv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
"github.com/sirupsen/logrus"
"github.com/thoas/go-funk"
admregv1 "k8s.io/api/admissionregistration/v1"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
rbacv1 "k8s.io/api/rbac/v1"
"k8s.io/apimachinery/pkg/api/equality"
"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/types"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/client-go/tools/record"
apiregv1 "k8s.io/kube-aggregator/pkg/apis/apiregistration/v1"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/builder"
"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"
)
const (
// agentServiceConfigName is the one and only name for an AgentServiceConfig
// supported in the cluster. Any others will be ignored.
AgentServiceConfigName = "agent"
serviceName string = "assisted-service"
imageServiceName string = "assisted-image-service"
webhookServiceName string = "agentinstalladmission"
databaseName string = "postgres"
databasePasswordLength int = 16
agentLocalAuthSecretName = serviceName + "local-auth" // #nosec
defaultIngressCertCMName string = "default-ingress-cert"
defaultIngressCertCMNamespace string = "openshift-config-managed"
configmapAnnotation = "unsupported.agent-install.openshift.io/assisted-service-configmap"
imageServiceSkipVerifyTLSAnnotation = "unsupported.agent-install.openshift.io/assisted-image-service-skip-verify-tls"
assistedConfigHashAnnotation = "agent-install.openshift.io/config-hash"
mirrorConfigHashAnnotation = "agent-install.openshift.io/mirror-hash"
userConfigHashAnnotation = "agent-install.openshift.io/user-config-hash"
osImagesCAConfigHashAnnotation = "agent-install.openshift.io/os-images-ca-hash"
imageServiceStatefulSetFinalizerName = imageServiceName + "." + aiv1beta1.Group + "/ai-deprovision"
agentServiceConfigFinalizerName = "agentserviceconfig." + aiv1beta1.Group + "/ai-deprovision"
servingCertAnnotation = "service.beta.openshift.io/serving-cert-secret-name"
injectCABundleAnnotation = "service.beta.openshift.io/inject-cabundle"
defaultNamespace = "default"
osImageDownloadTrustedCAFilename = "tls.crt"
)
var (
servicePort = intstr.Parse("8090")
serviceHTTPPort = intstr.Parse("8091")
databasePort = intstr.Parse("5432")
imageHandlerPort = intstr.Parse("8080")
imageHandlerHTTPPort = intstr.Parse("8081")
minDatabaseStorage = resource.MustParse("1Gi")
minFilesystemStorage = resource.MustParse("1Gi")
minImageStorage = resource.MustParse("10Gi")
)
type AgentServiceConfigReconcileContext struct {
Log logrus.FieldLogger
Scheme *runtime.Scheme
// selector and tolerations the Operator runs in and propagates to its deployments
NodeSelector map[string]string
Tolerations []corev1.Toleration
Recorder record.EventRecorder
}
// AgentServiceConfigReconciler reconciles a AgentServiceConfig object
type AgentServiceConfigReconciler struct {
client.Client
AgentServiceConfigReconcileContext
// Namespace the operator is running in
Namespace string
}
type component struct {
name string
reason string
fn NewComponentFn
}
type ASC struct {
/* target namespace for creating the resource */
namespace string
/* reference to the reconciler state */
rec *AgentServiceConfigReconcileContext
/* The client for cluster API, which is used for either hub or spoke cluster client.
I.e. it should be set according to the required cluster communication (hub/spoke).
*/
Client client.Client
/* the instance itself */
Object client.Object
/* Spec part of AgentServiceConfig CRD family */
spec *aiv1beta1.AgentServiceConfigSpec
/* Status part of AgentServiceConfig CRD family */
conditions *[]conditionsv1.Condition
/* properties. use this field for cross cluster communication */
properties map[string]interface{}
}
func initASC(r *AgentServiceConfigReconciler, instance *aiv1beta1.AgentServiceConfig) ASC {
var asc ASC
asc.namespace = r.Namespace
asc.rec = &r.AgentServiceConfigReconcileContext
asc.Client = r.Client
asc.Object = instance
asc.spec = &instance.Spec
asc.conditions = &instance.Status.Conditions
return asc
}
type NewComponentFn func(context.Context, logrus.FieldLogger, ASC) (client.Object, controllerutil.MutateFn, error)
type ComponentStatusFn func(context.Context, logrus.FieldLogger, string, appsv1.DeploymentConditionType) error
// +kubebuilder:rbac:groups=agent-install.openshift.io,resources=agentserviceconfigs,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=agent-install.openshift.io,resources=agentserviceconfigs/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=agent-install.openshift.io,resources=agentserviceconfigs/finalizers,verbs=update
// +kubebuilder:rbac:groups=apps,resources=deployments,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=apps,resources=statefulsets,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=core,resources=persistentvolumeclaims,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=core,resources=configmaps,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=core,resources=secrets,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=core,resources=services,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=core,resources=serviceaccounts,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=route.openshift.io,resources=routes,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=route.openshift.io,resources=routes/custom-host,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=monitoring.coreos.com,resources=servicemonitors,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups="",resources=events,verbs=create;patch
// +kubebuilder:rbac:groups=admissionregistration.k8s.io,resources=mutatingwebhookconfigurations,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=admissionregistration.k8s.io,resources=validatingwebhookconfigurations,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=rbac.authorization.k8s.io,resources=clusterroles,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=rbac.authorization.k8s.io,resources=clusterrolebindings,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups="",resources=serviceaccounts,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups="",resources=namespaces,verbs=get;list;watch;create
// +kubebuilder:rbac:groups="apiregistration.k8s.io",resources=apiservices,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=authorization.k8s.io,resources=subjectaccessreviews,verbs=create
func (r *AgentServiceConfigReconciler) Reconcile(origCtx context.Context, req ctrl.Request) (ctrl.Result, error) {
var asc ASC
ctx := addRequestIdIfNeeded(origCtx)
log := logutil.FromContext(ctx, r.Log).WithFields(
logrus.Fields{
"agent_service_config": req.Name,
"agent_service_config_namespace": req.Namespace,
})
defer func() {
log.Info("AgentServiceConfig Reconcile ended")
}()
log.Info("AgentServiceConfig Reconcile started")
instance := &aiv1beta1.AgentServiceConfig{}
asc = initASC(r, instance)
// NOTE: ignoring the Namespace that seems to get set on request when syncing on namespaced objects
// when our AgentServiceConfig is ClusterScoped.
if err := r.Get(ctx, types.NamespacedName{Name: req.NamespacedName.Name}, instance); 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
return reconcile.Result{}, nil
}
log.WithError(err).Error("Failed to get resource", req.NamespacedName)
return ctrl.Result{}, err
}
// We only support one AgentServiceConfig per cluster, and it must be called "agent". This prevents installing
// AgentService more than once in the cluster.
if instance.Name != AgentServiceConfigName {
reason := fmt.Sprintf("Invalid name (%s)", instance.Name)
msg := fmt.Sprintf("Only one AgentServiceConfig supported per cluster and must be named '%s'", AgentServiceConfigName)
log.Info(fmt.Sprintf("%s: %s", reason, msg), req.NamespacedName)
r.Recorder.Event(instance, "Warning", reason, msg)
return reconcile.Result{}, nil
}
// Ensure relevant finalizers exist (cleanup on deletion)
if err := ensureFinalizers(ctx, log, asc, agentServiceConfigFinalizerName); err != nil {
return ctrl.Result{Requeue: true}, err
}
if !instance.DeletionTimestamp.IsZero() {
return ctrl.Result{}, nil
}
// Invoke validation funcs
valid, err := validate(ctx, log, asc)
if err != nil {
return ctrl.Result{Requeue: true}, err
}
if !valid {
return ctrl.Result{}, nil
}
// Remove IPXE HTTP routes if not needed
if err := cleanHTTPRoute(ctx, log, asc); err != nil {
return ctrl.Result{Requeue: true}, err
}
// Reconcile components
for _, component := range getComponents(asc.spec) {
if result, err := reconcileComponent(ctx, log, asc, component); err != nil {
return result, err
}
}
for _, component := range r.getWebhookComponents() {
if result, err := reconcileComponent(ctx, log, asc, component); err != nil {
return result, err
}
}
// Ensure image-service StatefulSet is reconciled
if err := ensureImageServiceStatefulSet(ctx, log, asc); err != nil {
return ctrl.Result{Requeue: true}, err
}
if err := updateConditions(ctx, log, asc); err != nil {
return ctrl.Result{Requeue: true}, err
}
return ctrl.Result{}, nil
}
func updateConditions(ctx context.Context, log *logrus.Entry, asc ASC) error {
msg := "AgentServiceConfig reconcile completed without error."
conditionsv1.SetStatusConditionNoHeartbeat(asc.conditions, conditionsv1.Condition{
Type: aiv1beta1.ConditionReconcileCompleted,
Status: corev1.ConditionTrue,
Reason: aiv1beta1.ReasonReconcileSucceeded,
Message: msg,
})
if err := monitorOperands(ctx, log, asc); err != nil {
conditionsv1.SetStatusConditionNoHeartbeat(asc.conditions, conditionsv1.Condition{
Type: aiv1beta1.ConditionDeploymentsHealthy,
Status: corev1.ConditionFalse,
Reason: aiv1beta1.ReasonDeploymentFailure,
Message: err.Error(),
})
if updateErr := asc.Client.Status().Update(ctx, asc.Object); updateErr != nil {
log.WithError(updateErr).Error("Failed to update status")
return updateErr
}
return err
}
conditionsv1.SetStatusConditionNoHeartbeat(asc.conditions, conditionsv1.Condition{
Type: aiv1beta1.ConditionDeploymentsHealthy,
Status: corev1.ConditionTrue,
Reason: aiv1beta1.ReasonDeploymentSucceeded,
Message: "All the deployments managed by Infrastructure-operator are healthy.",
})
if statusErr := asc.Client.Status().Update(ctx, asc.Object); statusErr != nil {
log.WithError(statusErr).Error("Failed to update status")
return statusErr
}
return nil
}
func getComponents(spec *aiv1beta1.AgentServiceConfigSpec) []component {
components := []component{
{"FilesystemStorage", aiv1beta1.ReasonStorageFailure, newFilesystemPVC},
{"DatabaseStorage", aiv1beta1.ReasonStorageFailure, newDatabasePVC},
{"ImageServiceService", aiv1beta1.ReasonImageHandlerServiceFailure, newImageServiceService},
{"AgentService", aiv1beta1.ReasonAgentServiceFailure, newAgentService},
{"ServiceMonitor", aiv1beta1.ReasonAgentServiceMonitorFailure, newServiceMonitor},
{"ImageServiceRoute", aiv1beta1.ReasonImageHandlerRouteFailure, newImageServiceRoute},
{"AgentRoute", aiv1beta1.ReasonAgentRouteFailure, newAgentRoute},
{"AgentLocalAuthSecret", aiv1beta1.ReasonAgentLocalAuthSecretFailure, newAgentLocalAuthSecret},
{"DatabaseSecret", aiv1beta1.ReasonPostgresSecretFailure, newPostgresSecret},
{"ImageServiceServiceAccount", aiv1beta1.ReasonImageHandlerServiceAccountFailure, newImageServiceServiceAccount},
{"IngressCertConfigMap", aiv1beta1.ReasonIngressCertFailure, newIngressCertCM},
{"ImageServiceConfigMap", aiv1beta1.ReasonConfigFailure, newImageServiceConfigMap},
{"AssistedServiceConfigMap", aiv1beta1.ReasonConfigFailure, newAssistedCM},
{"AssistedServiceDeployment", aiv1beta1.ReasonDeploymentFailure, newAssistedServiceDeployment},
}
// Additional routes need to be synced if HTTP iPXE routes are exposed
if exposeIPXEHTTPRoute(spec) {
components = append(components,
component{"ImageServiceIPXERoute", aiv1beta1.ReasonImageHandlerRouteFailure, newImageServiceIPXERoute},
component{"AgentIPXERoute", aiv1beta1.ReasonAgentRouteFailure, newAgentIPXERoute},
)
}
return components
}
func (r *AgentServiceConfigReconciler) getWebhookComponents() []component {
return []component{
{"AgentClusterInstallValidatingWebHook", aiv1beta1.ReasonValidatingWebHookFailure, newACIWebHook},
{"AgentClusterInstallMutatingWebHook", aiv1beta1.ReasonMutatingWebHookFailure, newACIMutatWebHook},
{"InfraEnvValidatingWebHook", aiv1beta1.ReasonValidatingWebHookFailure, newInfraEnvWebHook},
{"AgentValidatingWebHook", aiv1beta1.ReasonValidatingWebHookFailure, newAgentWebHook},
{"WebHookService", aiv1beta1.ReasonWebHookServiceFailure, newWebHookService},
{"WebHookServiceDeployment", aiv1beta1.ReasonWebHookDeploymentFailure, newWebHookDeployment},
{"WebHookServiceAccount", aiv1beta1.ReasonWebHookServiceAccountFailure, newWebHookServiceAccount},
{"WebHookClusterRole", aiv1beta1.ReasonWebHookClusterRoleFailure, newWebHookClusterRole},
{"WebHookClusterRoleBinding", aiv1beta1.ReasonWebHookClusterRoleBindingFailure, newWebHookClusterRoleBinding},
{"WebHookAPIService", aiv1beta1.ReasonWebHookAPIServiceFailure, newWebHookAPIService},
}
}
func reconcileComponent(ctx context.Context, log *logrus.Entry, asc ASC, component component) (ctrl.Result, error) {
obj, mutateFn, err := component.fn(ctx, log, asc)
if err != nil {
msg := "Failed to generate definition for " + component.name
log.WithError(err).Error(msg)
conditionsv1.SetStatusConditionNoHeartbeat(asc.conditions, conditionsv1.Condition{
Type: aiv1beta1.ConditionReconcileCompleted,
Status: corev1.ConditionFalse,
Reason: component.reason,
Message: msg,
})
if statusErr := asc.Client.Status().Update(ctx, asc.Object); statusErr != nil {
log.WithError(err).Error("Failed to update status")
return ctrl.Result{Requeue: true}, statusErr
}
return ctrl.Result{Requeue: true}, err
}
if result, err := controllerutil.CreateOrUpdate(ctx, asc.Client, obj, mutateFn); err != nil {
msg := "Failed to ensure " + component.name
log.WithError(err).Error(msg)
conditionsv1.SetStatusConditionNoHeartbeat(asc.conditions, conditionsv1.Condition{
Type: aiv1beta1.ConditionReconcileCompleted,
Status: corev1.ConditionFalse,
Reason: component.reason,
Message: msg,
})
if statusErr := asc.Client.Status().Update(ctx, asc.Object); statusErr != nil {
log.WithError(err).Error("Failed to update status")
return ctrl.Result{Requeue: true}, statusErr
}
} else if result != controllerutil.OperationResultNone {
log.Info(component.name + " created")
}
return ctrl.Result{Requeue: false}, nil
}
func ensureFinalizers(ctx context.Context, log logrus.FieldLogger, asc ASC, finalizerName string) error {
if asc.Object.GetDeletionTimestamp().IsZero() {
if !controllerutil.ContainsFinalizer(asc.Object, finalizerName) {
controllerutil.AddFinalizer(asc.Object, finalizerName)
if err := asc.Client.Update(ctx, asc.Object); err != nil {
log.WithError(err).Error("failed to add finalizer to AgentServiceConfig")
return err
}
}
} else {
// do cleanup and remove finalizer
statefulSet := &appsv1.StatefulSet{
ObjectMeta: metav1.ObjectMeta{
Name: imageServiceName,
Namespace: asc.namespace,
},
}
if err := asc.Client.Get(ctx, client.ObjectKeyFromObject(statefulSet), statefulSet); err != nil && !errors.IsNotFound(err) {
log.WithError(err).Error("failed to get image service stateful set for cleanup")
return err
}
if err := cleanupImageServiceFinalizer(ctx, asc, statefulSet); err != nil {
log.WithError(err).Error("failed to cleanup image service stateful set")
return err
}
controllerutil.RemoveFinalizer(asc.Object, finalizerName)
if err := asc.Client.Update(ctx, asc.Object); err != nil {
log.WithError(err).Error("failed to remove finalizer from AgentServiceConfig")
return err
}
}
return nil
}
func cleanHTTPRoute(ctx context.Context, log logrus.FieldLogger, asc ASC) error {
if !exposeIPXEHTTPRoute(asc.spec) {
// Ensure HTTP routes are removed
for _, service := range []string{serviceName, imageServiceName} {
if err := removeHTTPIPXERoute(ctx, asc, service); err != nil {
log.WithError(err).Errorf("failed to remove HTTP route for %s", service)
return err
}
}
}
return nil
}
// SetupWithManager sets up the controller with the Manager.
func (r *AgentServiceConfigReconciler) SetupWithManager(mgr ctrl.Manager) error {
ingressCMPredicates := builder.WithPredicates(predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool { return checkIngressCMName(e.Object) },
UpdateFunc: func(e event.UpdateEvent) bool { return checkIngressCMName(e.ObjectNew) },
DeleteFunc: func(e event.DeleteEvent) bool { return checkIngressCMName(e.Object) },
GenericFunc: func(e event.GenericEvent) bool { return checkIngressCMName(e.Object) },
})
ingressCMHandler := handler.EnqueueRequestsFromMapFunc(
func(_ context.Context, _ client.Object) []reconcile.Request {
return []reconcile.Request{{NamespacedName: types.NamespacedName{Name: AgentServiceConfigName}}}
},
)
return ctrl.NewControllerManagedBy(mgr).
For(&aiv1beta1.AgentServiceConfig{}).
Owns(&corev1.PersistentVolumeClaim{}).
Owns(&monitoringv1.ServiceMonitor{}).
Owns(&corev1.Service{}).
Owns(&corev1.ServiceAccount{}).
Owns(&corev1.Secret{}).
Owns(&routev1.Route{}).
Owns(&appsv1.Deployment{}).
Owns(&appsv1.StatefulSet{}).
Owns(&corev1.ConfigMap{}).
Owns(&rbacv1.ClusterRoleBinding{}).
Owns(&rbacv1.ClusterRole{}).
Owns(&apiregv1.APIService{}).
Watches(&corev1.ConfigMap{}, ingressCMHandler, ingressCMPredicates).
Complete(r)
}
func monitorOperands(ctx context.Context, log logrus.FieldLogger, asc ASC) error {
isStatusConditionFalse := func(conditions []appsv1.DeploymentCondition, conditionType appsv1.DeploymentConditionType) bool {
for _, condition := range conditions {
if condition.Type == conditionType {
return condition.Status == corev1.ConditionFalse
}
}
return false
}
// monitor deployments
for _, deployName := range []string{"agentinstalladmission", "assisted-service"} {
deployment := &appsv1.Deployment{}
if err := asc.Client.Get(ctx, types.NamespacedName{Name: deployName, Namespace: asc.namespace}, deployment); err != nil {
return err
}
if isStatusConditionFalse(deployment.Status.Conditions, appsv1.DeploymentAvailable) {
msg := fmt.Sprintf("Deployment %s is not available", deployName)
log.Error(msg)
return pkgerror.New(msg)
}
if isStatusConditionFalse(deployment.Status.Conditions, appsv1.DeploymentProgressing) {
msg := fmt.Sprintf("Deployment %s is not progressing", deployName)
log.Error(msg)
return pkgerror.New(msg)
}
}
// monitor statefulset
ss := &appsv1.StatefulSet{}
if err := asc.Client.Get(ctx, types.NamespacedName{Name: imageServiceName, Namespace: asc.namespace}, ss); err != nil {
return err
}
desiredReplicas := *ss.Spec.Replicas
checkReplicas := func(replicas int32, name string) error {
if replicas != desiredReplicas {
return fmt.Errorf("StatefulSet %s %s replicas does not match desired replicas", imageServiceName, name)
}
return nil
}
if err := checkReplicas(ss.Status.Replicas, "created"); err != nil {
return err
}
if err := checkReplicas(ss.Status.ReadyReplicas, "ready"); err != nil {
return err
}
if err := checkReplicas(ss.Status.CurrentReplicas, "current"); err != nil {
return err
}
if err := checkReplicas(ss.Status.UpdatedReplicas, "updated"); err != nil {
return err
}
return nil
}
func newFilesystemPVC(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
pvc := &corev1.PersistentVolumeClaim{
ObjectMeta: metav1.ObjectMeta{
Name: serviceName,
Namespace: asc.namespace,
},
Spec: asc.spec.FileSystemStorage,
}
requests := getStorageRequests(&asc.spec.FileSystemStorage)
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, pvc, asc.rec.Scheme); err != nil {
return err
}
// Everything else is immutable once bound.
pvc.Spec.Resources.Requests = requests
return nil
}
return pvc, mutateFn, nil
}
func newDatabasePVC(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
pvc := &corev1.PersistentVolumeClaim{
ObjectMeta: metav1.ObjectMeta{
Name: databaseName,
Namespace: asc.namespace,
},
Spec: asc.spec.DatabaseStorage,
}
requests := getStorageRequests(&asc.spec.DatabaseStorage)
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, pvc, asc.rec.Scheme); err != nil {
return err
}
// Everything else is immutable once bound.
pvc.Spec.Resources.Requests = requests
return nil
}
return pvc, mutateFn, nil
}
func newAgentService(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
svc := &corev1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: serviceName,
Namespace: asc.namespace,
},
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, svc, asc.rec.Scheme); err != nil {
return err
}
addAppLabel(serviceName, &svc.ObjectMeta)
setAnnotation(&svc.ObjectMeta, servingCertAnnotation, serviceName)
if len(svc.Spec.Ports) != 2 {
svc.Spec.Ports = []corev1.ServicePort{}
svc.Spec.Ports = append(svc.Spec.Ports, corev1.ServicePort{}, corev1.ServicePort{})
}
svc.Spec.Ports[0].Name = serviceName
svc.Spec.Ports[0].Port = int32(servicePort.IntValue())
svc.Spec.Ports[0].TargetPort = servicePort
svc.Spec.Ports[0].Protocol = corev1.ProtocolTCP
svc.Spec.Ports[1].Name = fmt.Sprintf("%s-http", serviceName)
svc.Spec.Ports[1].Port = int32(serviceHTTPPort.IntValue())
svc.Spec.Ports[1].TargetPort = serviceHTTPPort
svc.Spec.Ports[1].Protocol = corev1.ProtocolTCP
svc.Spec.Selector = map[string]string{"app": serviceName}
svc.Spec.Type = corev1.ServiceTypeClusterIP
return nil
}
return svc, mutateFn, nil
}
func newImageServiceService(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
svc := &corev1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: imageServiceName,
Namespace: asc.namespace,
},
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, svc, asc.rec.Scheme); err != nil {
return err
}
addAppLabel(serviceName, &svc.ObjectMeta)
setAnnotation(&svc.ObjectMeta, servingCertAnnotation, imageServiceName)
if len(svc.Spec.Ports) != 2 {
svc.Spec.Ports = []corev1.ServicePort{}
svc.Spec.Ports = append(svc.Spec.Ports, corev1.ServicePort{}, corev1.ServicePort{})
}
svc.Spec.Ports[0].Name = imageServiceName
svc.Spec.Ports[0].Port = int32(imageHandlerPort.IntValue())
svc.Spec.Ports[0].TargetPort = imageHandlerPort
svc.Spec.Ports[0].Protocol = corev1.ProtocolTCP
svc.Spec.Ports[1].Name = fmt.Sprintf("%s-http", imageServiceName)
svc.Spec.Ports[1].Port = int32(imageHandlerHTTPPort.IntValue())
svc.Spec.Ports[1].TargetPort = imageHandlerHTTPPort
svc.Spec.Ports[1].Protocol = corev1.ProtocolTCP
svc.Spec.Selector = map[string]string{"app": imageServiceName}
svc.Spec.Type = corev1.ServiceTypeClusterIP
return nil
}
return svc, mutateFn, nil
}
func newServiceMonitor(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
sm := &monitoringv1.ServiceMonitor{
ObjectMeta: metav1.ObjectMeta{
Name: serviceName,
Namespace: asc.namespace,
},
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, sm, asc.rec.Scheme); err != nil {
return err
}
addAppLabel(serviceName, &sm.ObjectMeta)
sm.Spec.Endpoints = []monitoringv1.Endpoint{{
Port: serviceName,
Scheme: "https",
TLSConfig: &monitoringv1.TLSConfig{
CAFile: "/etc/prometheus/configmaps/serving-certs-ca-bundle/service-ca.crt",
SafeTLSConfig: monitoringv1.SafeTLSConfig{
ServerName: fmt.Sprintf("%s.%s.svc", serviceName, asc.namespace),
},
},
}}
sm.Spec.Selector = metav1.LabelSelector{
MatchLabels: map[string]string{"app": serviceName},
}
return nil
}
return sm, mutateFn, nil
}
func newAgentRoute(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
weight := int32(100)
route := &routev1.Route{
ObjectMeta: metav1.ObjectMeta{
Name: serviceName,
Namespace: asc.namespace,
},
}
routeSpec := routev1.RouteSpec{
To: routev1.RouteTargetReference{
Kind: "Service",
Name: serviceName,
Weight: &weight,
},
Port: &routev1.RoutePort{
TargetPort: intstr.FromString(serviceName),
},
WildcardPolicy: routev1.WildcardPolicyNone,
TLS: &routev1.TLSConfig{Termination: routev1.TLSTerminationReencrypt},
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, route, asc.rec.Scheme); err != nil {
return err
}
// Only update what is specified above in routeSpec.
// If we update the entire route.Spec with
// route.Spec = routeSpec
// it would overwrite any existing values for route.Spec.Host
route.Spec.To = routeSpec.To
route.Spec.Port = routeSpec.Port
route.Spec.WildcardPolicy = routeSpec.WildcardPolicy
route.Spec.TLS = routeSpec.TLS
return nil
}
return route, mutateFn, nil
}
func newHTTPRoute(ctx context.Context, log logrus.FieldLogger, asc ASC, serviceToExpose string) (client.Object, controllerutil.MutateFn, error) {
// In order to create plain http route we need https route to be created first to copy its host
httpsRoute := &routev1.Route{}
if err := asc.Client.Get(ctx, types.NamespacedName{Name: serviceToExpose, Namespace: asc.namespace}, httpsRoute); err != nil {
log.WithError(err).Errorf("Failed to get https route for %s service", serviceToExpose)
return nil, nil, err
}
if httpsRoute.Spec.Host == "" {
log.Infof("https route for %s service found, but host not yet set", serviceToExpose)
return nil, nil, nil
}
weight := int32(100)
route := &routev1.Route{
ObjectMeta: metav1.ObjectMeta{
Name: fmt.Sprintf("%s-ipxe", serviceToExpose),
Namespace: asc.namespace,
},
Spec: routev1.RouteSpec{
Host: httpsRoute.Spec.Host,
},
}
routeSpec := routev1.RouteSpec{
Path: "/",
To: routev1.RouteTargetReference{
Kind: "Service",
Name: serviceToExpose,
Weight: &weight,
},
Port: &routev1.RoutePort{
TargetPort: intstr.FromString(fmt.Sprintf("%s-http", serviceToExpose)),
},
WildcardPolicy: routev1.WildcardPolicyNone,
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, route, asc.rec.Scheme); err != nil {
return err
}
// Only update what is specified above in routeSpec.
// If we update the entire route.Spec with
// route.Spec = routeSpec
// it would overwrite any existing values for route.Spec.Host
route.Spec.To = routeSpec.To
route.Spec.Port = routeSpec.Port
route.Spec.WildcardPolicy = routeSpec.WildcardPolicy
route.Spec.TLS = routeSpec.TLS
route.Spec.Path = routeSpec.Path
return nil
}
return route, mutateFn, nil
}
func removeHTTPIPXERoute(ctx context.Context, asc ASC, serviceToExpose string) error {
route := &routev1.Route{}
routeName := fmt.Sprintf("%s-ipxe", serviceToExpose)
namespacedName := types.NamespacedName{Name: routeName, Namespace: asc.namespace}
if err := asc.Client.Get(ctx, namespacedName, route); err == nil {
err = asc.Client.Delete(ctx, &routev1.Route{
ObjectMeta: metav1.ObjectMeta{
Name: routeName,
Namespace: asc.namespace,
},
})
if !errors.IsNotFound(err) {
return err
} else {
return nil
}
}
return nil
}
func newAgentIPXERoute(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
return newHTTPRoute(ctx, log, asc, serviceName)
}
func newImageServiceRoute(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
weight := int32(100)
route := &routev1.Route{
ObjectMeta: metav1.ObjectMeta{
Name: imageServiceName,
Namespace: asc.namespace,
},
}
routeSpec := routev1.RouteSpec{
To: routev1.RouteTargetReference{
Kind: "Service",
Name: imageServiceName,
Weight: &weight,
},
Port: &routev1.RoutePort{
TargetPort: intstr.FromString(imageServiceName),
},
WildcardPolicy: routev1.WildcardPolicyNone,
TLS: &routev1.TLSConfig{Termination: routev1.TLSTerminationReencrypt},
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, route, asc.rec.Scheme); err != nil {
return err
}
// Only update what is specified above in routeSpec.
// If we update the entire route.Spec with
// route.Spec = routeSpec
// it would overwrite any existing values for route.Spec.Host
route.Spec.To = routeSpec.To
route.Spec.Port = routeSpec.Port
route.Spec.WildcardPolicy = routeSpec.WildcardPolicy
route.Spec.TLS = routeSpec.TLS
return nil
}
return route, mutateFn, nil
}
func newImageServiceIPXERoute(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
return newHTTPRoute(ctx, log, asc, imageServiceName)
}
func newAgentLocalAuthSecret(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: agentLocalAuthSecretName,
Namespace: asc.namespace,
Labels: map[string]string{
BackupLabel: BackupLabelValue,
},
},
Type: corev1.SecretTypeOpaque,
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, secret, asc.rec.Scheme); err != nil {
return err
}
_, privateKeyPresent := secret.Data["ec-private-key.pem"]
_, publicKeyPresent := secret.Data["ec-public-key.pem"]
if !privateKeyPresent && !publicKeyPresent {
publicKey, privateKey, err := gencrypto.ECDSAKeyPairPEM()
if err != nil {
return err
}
if secret.Data == nil {
secret.Data = map[string][]byte{}
}
secret.Data["ec-private-key.pem"] = []byte(privateKey)
secret.Data["ec-public-key.pem"] = []byte(publicKey)
}
return nil
}
return secret, mutateFn, nil
}
func newPostgresSecret(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: databaseName,
Namespace: asc.namespace,
Labels: map[string]string{
BackupLabel: BackupLabelValue,
},
},
Type: corev1.SecretTypeOpaque,
}
mutateFn := func() error {
err := controllerutil.SetControllerReference(asc.Object, secret, asc.rec.Scheme)
if err != nil {
return err
}
// the password should not change so only calculate it if a new object is going to be created
var pass string
if secret.ObjectMeta.CreationTimestamp.IsZero() {
pass, err = generatePassword(databasePasswordLength)
if err != nil {
return err
}
secret.StringData = map[string]string{
"db.host": "localhost",
"db.user": "admin",
"db.password": pass,
"db.name": "installer",
"db.port": databasePort.String(),
}
}
return nil
}
return secret, mutateFn, nil
}
func newImageServiceServiceAccount(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
sa := &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: imageServiceName,
Namespace: asc.namespace,
},
}
mutateFn := func() error {
err := controllerutil.SetControllerReference(asc.Object, sa, asc.rec.Scheme)
if err != nil {
return err
}
return nil
}
return sa, mutateFn, nil
}
func newIngressCertCM(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
sourceCM := &corev1.ConfigMap{}
if err := asc.Client.Get(ctx, types.NamespacedName{Name: defaultIngressCertCMName, Namespace: defaultIngressCertCMNamespace}, sourceCM); err != nil {
log.WithError(err).Error("Failed to get default ingress cert config map")
return nil, nil, err
}
cm := &corev1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: defaultIngressCertCMName,
Namespace: asc.namespace,
},
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, cm, asc.rec.Scheme); err != nil {
return err
}
cm.Data = make(map[string]string)
for k, v := range sourceCM.Data {
cm.Data[k] = v
}
return nil
}
return cm, mutateFn, nil
}
func newImageServiceConfigMap(ctx context.Context, log logrus.FieldLogger, asc ASC) (client.Object, controllerutil.MutateFn, error) {
cm := &corev1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: imageServiceName,
Namespace: asc.namespace,
},
}
mutateFn := func() error {
if err := controllerutil.SetControllerReference(asc.Object, cm, asc.rec.Scheme); err != nil {
return err
}
setAnnotation(&cm.ObjectMeta, injectCABundleAnnotation, "true")
return nil
}
return cm, mutateFn, nil
}
func urlForRoute(ctx context.Context, asc ASC, routeName string) (string, error) {
route := &routev1.Route{}
err := asc.Client.Get(ctx, types.NamespacedName{Name: routeName, Namespace: asc.namespace}, route)
if err != nil || route.Spec.Host == "" {