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atlasdeployment_controller.go
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atlasdeployment_controller.go
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/*
Copyright 2020 MongoDB.
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 atlasdeployment
import (
"context"
"errors"
"fmt"
"strings"
"sigs.k8s.io/controller-runtime/pkg/handler"
"go.mongodb.org/atlas/mongodbatlas"
"go.uber.org/zap"
k8serrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/client-go/tools/record"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller"
"sigs.k8s.io/controller-runtime/pkg/predicate"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
"sigs.k8s.io/controller-runtime/pkg/source"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
mdbv1 "github.com/mongodb/mongodb-atlas-kubernetes/pkg/api/v1"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/api/v1/provider"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/api/v1/status"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/controller/atlas"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/controller/connectionsecret"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/controller/customresource"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/controller/statushandler"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/controller/validate"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/controller/watch"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/controller/workflow"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/util/compat"
"github.com/mongodb/mongodb-atlas-kubernetes/pkg/util/kube"
)
// AtlasDeploymentReconciler reconciles an AtlasDeployment object
type AtlasDeploymentReconciler struct {
watch.ResourceWatcher
Client client.Client
Log *zap.SugaredLogger
Scheme *runtime.Scheme
AtlasDomain string
GlobalAPISecret client.ObjectKey
GlobalPredicates []predicate.Predicate
EventRecorder record.EventRecorder
ObjectDeletionProtection bool
SubObjectDeletionProtection bool
}
// +kubebuilder:rbac:groups=atlas.mongodb.com,resources=atlasdeployments,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=atlas.mongodb.com,resources=atlasdeployments/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=atlas.mongodb.com,namespace=default,resources=atlasdeployments,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=atlas.mongodb.com,namespace=default,resources=atlasdeployments/status,verbs=get;update;patch
// +kubebuilder:rbac:groups="",resources=events,verbs=create;patch
// +kubebuilder:rbac:groups=atlas.mongodb.com,resources=atlasbackupschedules,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=atlas.mongodb.com,resources=atlasbackupschedules/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=atlas.mongodb.com,namespace=default,resources=atlasbackupschedules,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=atlas.mongodb.com,namespace=default,resources=atlasbackupschedules/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=atlas.mongodb.com,resources=atlasbackuppolicies,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=atlas.mongodb.com,resources=atlasbackuppolicies/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=atlas.mongodb.com,namespace=default,resources=atlasbackuppolicies,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=atlas.mongodb.com,namespace=default,resources=atlasbackuppolicies/status,verbs=get;update;patch
// +kubebuilder:rbac:groups="",namespace=default,resources=events,verbs=create;patch
func (r *AtlasDeploymentReconciler) Reconcile(context context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.With("atlasdeployment", req.NamespacedName)
deployment := &mdbv1.AtlasDeployment{}
result := customresource.PrepareResource(r.Client, req, deployment, log)
if !result.IsOk() {
return result.ReconcileResult(), nil
}
prevResult := result
if shouldSkip := customresource.ReconciliationShouldBeSkipped(deployment); shouldSkip {
log.Infow(fmt.Sprintf("-> Skipping AtlasDeployment reconciliation as annotation %s=%s", customresource.ReconciliationPolicyAnnotation, customresource.ReconciliationPolicySkip), "spec", deployment.Spec)
if !deployment.GetDeletionTimestamp().IsZero() {
err := r.removeDeletionFinalizer(context, deployment)
if err != nil {
result = workflow.Terminate(workflow.Internal, err.Error())
log.Errorw("failed to remove finalizer", "error", err)
return result.ReconcileResult(), nil
}
}
return workflow.OK().ReconcileResult(), nil
}
workflowCtx := customresource.MarkReconciliationStarted(r.Client, deployment, log)
log.Infow("-> Starting AtlasDeployment reconciliation", "spec", deployment.Spec, "status", deployment.Status)
defer func() {
statushandler.Update(workflowCtx, r.Client, r.EventRecorder, deployment)
r.EnsureMultiplesResourcesAreWatched(req.NamespacedName, log, workflowCtx.ListResourcesToWatch()...)
}()
resourceVersionIsValid := customresource.ValidateResourceVersion(workflowCtx, deployment, r.Log)
if !resourceVersionIsValid.IsOk() {
r.Log.Debugf("deployment validation result: %v", resourceVersionIsValid)
return resourceVersionIsValid.ReconcileResult(), nil
}
project := &mdbv1.AtlasProject{}
if result := r.readProjectResource(context, deployment, project); !result.IsOk() {
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return result.ReconcileResult(), nil
}
if err := validate.DeploymentSpec(&deployment.Spec, customresource.IsGov(r.AtlasDomain), project.Spec.RegionUsageRestrictions); err != nil {
result := workflow.Terminate(workflow.Internal, err.Error())
workflowCtx.SetConditionFromResult(status.ValidationSucceeded, result)
return result.ReconcileResult(), nil
}
workflowCtx.SetConditionTrue(status.ValidationSucceeded)
if !customresource.IsResourceSupportedInDomain(deployment, r.AtlasDomain) {
result := workflow.Terminate(workflow.AtlasGovUnsupported, "the AtlasDeployment is not supported by Atlas for government").
WithoutRetry()
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return result.ReconcileResult(), nil
}
connection, err := atlas.ReadConnection(log, r.Client, r.GlobalAPISecret, project.ConnectionSecretObjectKey())
if err != nil {
result := workflow.Terminate(workflow.AtlasCredentialsNotProvided, err.Error())
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return result.ReconcileResult(), nil
}
workflowCtx.Connection = connection
atlasClient, err := atlas.Client(r.AtlasDomain, connection, log)
if err != nil {
result := workflow.Terminate(workflow.Internal, err.Error())
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return result.ReconcileResult(), nil
}
workflowCtx.Client = atlasClient
// Allow users to specify M0/M2/M5 deployments without providing TENANT for Normal and Serverless deployments
r.verifyNonTenantCase(deployment)
// convertedDeployment is either serverless or advanced, deployment must be kept unchanged
// convertedDeployment is always a separate copy, to avoid changes on it to go back to k8s
convertedDeployment := deployment.DeepCopy()
if deployment.IsLegacyDeployment() {
if err := ConvertLegacyDeployment(&convertedDeployment.Spec); err != nil {
result = workflow.Terminate(workflow.Internal, err.Error())
log.Errorw("failed to convert legacy deployment", "error", err)
return result.ReconcileResult(), nil
}
convertedDeployment.Spec.DeploymentSpec = nil
}
if result := r.checkDeploymentIsManaged(workflowCtx, context, log, project, convertedDeployment); !result.IsOk() {
return result.ReconcileResult(), nil
}
deletionRequest, result := r.handleDeletion(workflowCtx, context, log, prevResult, project, deployment)
if deletionRequest {
return result.ReconcileResult(), nil
}
if err := uniqueKey(&convertedDeployment.Spec); err != nil {
log.Errorw("failed to validate tags", "error", err)
result := workflow.Terminate(workflow.Internal, err.Error())
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return result.ReconcileResult(), nil
}
handleDeployment := r.selectDeploymentHandler(convertedDeployment)
if result, _ := handleDeployment(context, workflowCtx, project, convertedDeployment, req); !result.IsOk() {
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return r.registerConfigAndReturn(workflowCtx, context, log, deployment, result), nil
}
if !convertedDeployment.IsServerless() {
if result := r.handleAdvancedOptions(workflowCtx, project, convertedDeployment); !result.IsOk() {
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return r.registerConfigAndReturn(workflowCtx, context, log, deployment, result), nil
}
}
return r.registerConfigAndReturn(workflowCtx, context, log, deployment, workflow.OK()), nil
}
func (r *AtlasDeploymentReconciler) registerConfigAndReturn(
workflowCtx *workflow.Context,
context context.Context,
log *zap.SugaredLogger,
deployment *mdbv1.AtlasDeployment, // this must be the original non converted deployment
result workflow.Result) ctrl.Result {
if result.IsOk() || result.IsInProgress() {
err := customresource.ApplyLastConfigApplied(context, deployment, r.Client)
if err != nil {
alternateResult := workflow.Terminate(workflow.Internal, err.Error())
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, alternateResult)
log.Error(result.GetMessage())
return result.ReconcileResult()
}
}
return result.ReconcileResult()
}
func (r *AtlasDeploymentReconciler) verifyNonTenantCase(deployment *mdbv1.AtlasDeployment) {
var pSettings *mdbv1.ProviderSettingsSpec
var deploymentType string
if deployment.Spec.DeploymentSpec != nil {
if deployment.Spec.DeploymentSpec.ProviderSettings == nil {
return
}
pSettings = deployment.Spec.DeploymentSpec.ProviderSettings
deploymentType = "TENANT"
}
if deployment.Spec.ServerlessSpec != nil {
if deployment.Spec.ServerlessSpec.ProviderSettings == nil {
return
}
pSettings = deployment.Spec.ServerlessSpec.ProviderSettings
deploymentType = "SERVERLESS"
}
modifyProviderSettings(pSettings, deploymentType)
}
func (r *AtlasDeploymentReconciler) checkDeploymentIsManaged(
workflowCtx *workflow.Context,
context context.Context,
log *zap.SugaredLogger,
project *mdbv1.AtlasProject,
deployment *mdbv1.AtlasDeployment,
) workflow.Result {
if deployment.IsLegacyDeployment() {
result := workflow.Terminate(workflow.Internal, "ownership check expected a converted deployment, not a legacy one")
workflowCtx.SetConditionFromResult(status.DatabaseUserReadyType, result)
log.Error(result.GetMessage())
return result
}
owner, err := customresource.IsOwner(
deployment,
r.ObjectDeletionProtection,
customresource.IsResourceManagedByOperator,
managedByAtlas(context, workflowCtx.Client, project.ID(), log),
)
if err != nil {
result := workflow.Terminate(workflow.Internal, fmt.Sprintf("unable to resolve ownership for deletion protection: %s", err))
workflowCtx.SetConditionFromResult(status.DatabaseUserReadyType, result)
log.Error(result.GetMessage())
return result
}
if !owner {
result := workflow.Terminate(
workflow.AtlasDeletionProtection,
"unable to reconcile Deployment due to deletion protection being enabled. see https://dochub.mongodb.org/core/ako-deletion-protection for further information",
)
workflowCtx.SetConditionFromResult(status.DatabaseUserReadyType, result)
log.Error(result.GetMessage())
return result
}
return workflow.OK()
}
func (r *AtlasDeploymentReconciler) handleDeletion(
workflowCtx *workflow.Context,
context context.Context,
log *zap.SugaredLogger,
prevResult workflow.Result,
project *mdbv1.AtlasProject,
deployment *mdbv1.AtlasDeployment, // this must be the original non converted deployment
) (bool, workflow.Result) {
if deployment.GetDeletionTimestamp().IsZero() {
if !customresource.HaveFinalizer(deployment, customresource.FinalizerLabel) {
err := r.Client.Get(context, kube.ObjectKeyFromObject(deployment), deployment)
if err != nil {
return true, workflow.Terminate(workflow.Internal, err.Error())
}
customresource.SetFinalizer(deployment, customresource.FinalizerLabel)
if err = r.Client.Update(context, deployment); err != nil {
return true, workflow.Terminate(workflow.Internal, err.Error())
}
}
}
if !deployment.GetDeletionTimestamp().IsZero() {
if customresource.HaveFinalizer(deployment, customresource.FinalizerLabel) {
if err := r.cleanupBindings(context, deployment); err != nil {
result := workflow.Terminate(workflow.Internal, err.Error())
log.Errorw("failed to cleanup deployment bindings (backups)", "error", err)
return true, result
}
isProtected := customresource.IsResourceProtected(deployment, r.ObjectDeletionProtection)
if isProtected {
log.Info("Not removing Atlas deployment from Atlas as per configuration")
} else {
if customresource.ResourceShouldBeLeftInAtlas(deployment) {
log.Infof("Not removing Atlas Deployment from Atlas as the '%s' annotation is set", customresource.ResourcePolicyAnnotation)
} else {
if err := r.deleteDeploymentFromAtlas(workflowCtx, context, log, project, deployment); err != nil {
log.Errorf("failed to remove deployment from Atlas: %s", err)
result := workflow.Terminate(workflow.Internal, err.Error())
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return true, result
}
}
}
err := customresource.ManageFinalizer(context, r.Client, deployment, customresource.UnsetFinalizer)
if err != nil {
result := workflow.Terminate(workflow.Internal, err.Error())
log.Errorw("failed to remove finalizer", "error", err)
return true, result
}
}
return true, prevResult
}
return false, workflow.OK()
}
func (r *AtlasDeploymentReconciler) cleanupBindings(context context.Context, deployment *mdbv1.AtlasDeployment) error {
r.Log.Debug("Cleaning up deployment bindings (backup)")
return r.garbageCollectBackupResource(context, deployment.GetDeploymentName())
}
func modifyProviderSettings(pSettings *mdbv1.ProviderSettingsSpec, deploymentType string) {
if pSettings == nil || string(pSettings.ProviderName) == deploymentType {
return
}
switch strings.ToUpper(deploymentType) {
case "TENANT":
switch pSettings.InstanceSizeName {
case "M0", "M2", "M5":
pSettings.BackingProviderName = string(pSettings.ProviderName)
pSettings.ProviderName = provider.ProviderName(deploymentType)
}
case "SERVERLESS":
pSettings.BackingProviderName = string(pSettings.ProviderName)
pSettings.ProviderName = provider.ProviderName(deploymentType)
}
}
func (r *AtlasDeploymentReconciler) selectDeploymentHandler(deployment *mdbv1.AtlasDeployment) deploymentHandlerFunc {
if deployment.IsServerless() {
return r.handleServerlessInstance
}
return r.handleAdvancedDeployment
}
// handleAdvancedDeployment ensures the state of the deployment using the Advanced Deployment API
func (r *AtlasDeploymentReconciler) handleAdvancedDeployment(ctx context.Context, workflowCtx *workflow.Context, project *mdbv1.AtlasProject, deployment *mdbv1.AtlasDeployment, req reconcile.Request) (workflow.Result, error) {
c, result := r.ensureAdvancedDeploymentState(workflowCtx, project, deployment)
if c != nil && c.StateName != "" {
workflowCtx.EnsureStatusOption(status.AtlasDeploymentStateNameOption(c.StateName))
}
if !result.IsOk() {
return result, nil
}
replicaSetStatus := make([]status.ReplicaSet, 0, len(deployment.Spec.AdvancedDeploymentSpec.ReplicationSpecs))
for _, replicaSet := range c.ReplicationSpecs {
replicaSetStatus = append(
replicaSetStatus,
status.ReplicaSet{
ID: replicaSet.ID,
ZoneName: replicaSet.ZoneName,
},
)
}
workflowCtx.EnsureStatusOption(status.AtlasDeploymentReplicaSet(replicaSetStatus))
backupEnabled := false
if c.BackupEnabled != nil {
backupEnabled = *c.BackupEnabled
}
if err := r.ensureBackupScheduleAndPolicy(
ctx,
workflowCtx, project.ID(),
deployment,
backupEnabled,
); err != nil {
result := workflow.Terminate(workflow.Internal, err.Error())
workflowCtx.SetConditionFromResult(status.DeploymentReadyType, result)
return result, nil
}
if csResult := r.ensureConnectionSecrets(workflowCtx, project, c.Name, c.ConnectionStrings, deployment); !csResult.IsOk() {
return csResult, nil
}
workflowCtx.
SetConditionTrue(status.DeploymentReadyType).
EnsureStatusOption(status.AtlasDeploymentMongoDBVersionOption(c.MongoDBVersion)).
EnsureStatusOption(status.AtlasDeploymentConnectionStringsOption(c.ConnectionStrings))
workflowCtx.SetConditionTrue(status.ReadyType)
return result, nil
}
// handleServerlessInstance ensures the state of the serverless instance using the serverless API
func (r *AtlasDeploymentReconciler) handleServerlessInstance(ctx context.Context, workflowCtx *workflow.Context, project *mdbv1.AtlasProject, deployment *mdbv1.AtlasDeployment, req reconcile.Request) (workflow.Result, error) {
c, result := r.ensureServerlessInstanceState(ctx, workflowCtx, project, deployment)
return r.ensureConnectionSecretsAndSetStatusOptions(workflowCtx, project, deployment, result, c)
}
// ensureConnectionSecretsAndSetStatusOptions creates the relevant connection secrets and sets
// status options to the given context. This function can be used for regular deployments and serverless instances
func (r *AtlasDeploymentReconciler) ensureConnectionSecretsAndSetStatusOptions(ctx *workflow.Context, project *mdbv1.AtlasProject, deployment *mdbv1.AtlasDeployment, result workflow.Result, d *mongodbatlas.Cluster) (workflow.Result, error) {
if d != nil && d.StateName != "" {
ctx.EnsureStatusOption(status.AtlasDeploymentStateNameOption(d.StateName))
}
if !result.IsOk() {
return result, nil
}
if csResult := r.ensureConnectionSecrets(ctx, project, d.Name, d.ConnectionStrings, deployment); !csResult.IsOk() {
return csResult, nil
}
ctx.
SetConditionTrue(status.DeploymentReadyType).
EnsureStatusOption(status.AtlasDeploymentMongoDBVersionOption(d.MongoDBVersion)).
EnsureStatusOption(status.AtlasDeploymentConnectionStringsOption(d.ConnectionStrings)).
EnsureStatusOption(status.AtlasDeploymentMongoURIUpdatedOption(d.MongoURIUpdated))
ctx.SetConditionTrue(status.ReadyType)
return result, nil
}
func (r *AtlasDeploymentReconciler) handleAdvancedOptions(ctx *workflow.Context, project *mdbv1.AtlasProject, deployment *mdbv1.AtlasDeployment) workflow.Result {
deploymentName := deployment.GetDeploymentName()
context := context.Background()
atlasArgs, _, err := ctx.Client.Clusters.GetProcessArgs(context, project.Status.ID, deploymentName)
if err != nil {
return workflow.Terminate(workflow.DeploymentAdvancedOptionsReady, "cannot get process args")
}
if deployment.Spec.ProcessArgs == nil {
return workflow.OK()
}
if !deployment.Spec.ProcessArgs.IsEqual(atlasArgs) {
options, err := deployment.Spec.ProcessArgs.ToAtlas()
if err != nil {
return workflow.Terminate(workflow.DeploymentAdvancedOptionsReady, "cannot convert process args to atlas")
}
args, resp, err := ctx.Client.Clusters.UpdateProcessArgs(context, project.Status.ID, deploymentName, options)
ctx.Log.Debugw("ProcessArgs Update", "args", args, "resp", resp.Body, "err", err)
if err != nil {
return workflow.Terminate(workflow.DeploymentAdvancedOptionsReady, "cannot update process args")
}
// TODO(helderjs): Revisit the advanced options configuration to check if this condition should exist or not
// workflow.InProgress(workflow.DeploymentAdvancedOptionsReady, "deployment Advanced Configuration Options are being updated")
}
return workflow.OK()
}
func (r *AtlasDeploymentReconciler) readProjectResource(ctx context.Context, deployment *mdbv1.AtlasDeployment, project *mdbv1.AtlasProject) workflow.Result {
if err := r.Client.Get(ctx, deployment.AtlasProjectObjectKey(), project); err != nil {
return workflow.Terminate(workflow.Internal, err.Error())
}
return workflow.OK()
}
func (r *AtlasDeploymentReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("AtlasDeployment", mgr, controller.Options{Reconciler: r})
if err != nil {
return err
}
// Watch for changes to primary resource AtlasDeployment & handle delete separately
err = c.Watch(&source.Kind{Type: &mdbv1.AtlasDeployment{}}, &handler.EnqueueRequestForObject{}, r.GlobalPredicates...)
if err != nil {
return err
}
// Watch for Backup schedules
err = c.Watch(&source.Kind{Type: &mdbv1.AtlasBackupSchedule{}}, watch.NewBackupScheduleHandler(r.WatchedResources))
if err != nil {
return err
}
// Watch for Backup policies
err = c.Watch(&source.Kind{Type: &mdbv1.AtlasBackupPolicy{}}, watch.NewBackupPolicyHandler(r.WatchedResources))
if err != nil {
return err
}
return nil
}
// Delete implements a handler for the Delete event.
func (r *AtlasDeploymentReconciler) deleteConnectionStrings(
context context.Context,
log *zap.SugaredLogger,
project *mdbv1.AtlasProject,
deployment *mdbv1.AtlasDeployment,
) error {
// We always remove the connection secrets even if the deployment is not removed from Atlas
secrets, err := connectionsecret.ListByDeploymentName(r.Client, "", project.ID(), deployment.GetDeploymentName())
if err != nil {
return fmt.Errorf("failed to find connection secrets for the user: %w", err)
}
for i := range secrets {
if err := r.Client.Delete(context, &secrets[i]); err != nil {
if k8serrors.IsNotFound(err) {
continue
}
log.Errorw("Failed to delete secret", "secretName", secrets[i].Name, "error", err)
}
}
return nil
}
func (r *AtlasDeploymentReconciler) deleteDeploymentFromAtlas(
workflowCtx *workflow.Context,
context context.Context,
log *zap.SugaredLogger,
project *mdbv1.AtlasProject,
deployment *mdbv1.AtlasDeployment,
) error {
log.Infow("-> Starting AtlasDeployment deletion", "spec", deployment.Spec)
err := r.deleteConnectionStrings(context, log, project, deployment)
if err != nil {
return err
}
atlasClient := workflowCtx.Client
if deployment.IsServerless() {
_, err = atlasClient.ServerlessInstances.Delete(context, project.Status.ID, deployment.GetDeploymentName())
} else {
_, err = atlasClient.AdvancedClusters.Delete(context, project.Status.ID, deployment.GetDeploymentName(), nil)
}
var apiError *mongodbatlas.ErrorResponse
if errors.As(err, &apiError) && apiError.ErrorCode == atlas.ClusterNotFound {
log.Info("Deployment doesn't exist or is already deleted")
return nil
}
if err != nil {
log.Errorw("Cannot delete Atlas deployment", "error", err)
return err
}
return nil
}
func (r *AtlasDeploymentReconciler) removeDeletionFinalizer(context context.Context, deployment *mdbv1.AtlasDeployment) error {
err := r.Client.Get(context, kube.ObjectKeyFromObject(deployment), deployment)
if err != nil {
return fmt.Errorf("cannot get AtlasDeployment while adding finalizer: %w", err)
}
customresource.UnsetFinalizer(deployment, customresource.FinalizerLabel)
if err = r.Client.Update(context, deployment); err != nil {
return fmt.Errorf("failed to remove deletion finalizer from %s: %w", deployment.GetDeploymentName(), err)
}
return nil
}
type deploymentHandlerFunc func(ctx context.Context, workflowCtx *workflow.Context, project *mdbv1.AtlasProject, deployment *mdbv1.AtlasDeployment, req reconcile.Request) (workflow.Result, error)
type atlasClusterType int
const (
Unset atlasClusterType = iota
Advanced
Serverless
)
type atlasTypedCluster struct {
clusterType atlasClusterType
serverless *mongodbatlas.Cluster
advanced *mongodbatlas.AdvancedCluster
}
func managedByAtlas(ctx context.Context, atlasClient mongodbatlas.Client, projectID string, log *zap.SugaredLogger) customresource.AtlasChecker {
return func(resource mdbv1.AtlasCustomResource) (bool, error) {
deployment, ok := resource.(*mdbv1.AtlasDeployment)
if !ok {
return false, errors.New("failed to match resource type as AtlasDeployment")
}
typedAtlasCluster, err := findTypedAtlasCluster(ctx, atlasClient, projectID, deployment.GetDeploymentName())
if typedAtlasCluster == nil || err != nil {
return false, err
}
isSame, err := deploymentMatchesSpec(log, typedAtlasCluster, deployment)
if err != nil {
return true, err
}
return !isSame, nil
}
}
func findTypedAtlasCluster(ctx context.Context, atlasClient mongodbatlas.Client, projectID, deploymentName string) (*atlasTypedCluster, error) {
advancedCluster, _, err := atlasClient.AdvancedClusters.Get(ctx, projectID, deploymentName)
if err == nil {
return &atlasTypedCluster{clusterType: Advanced, advanced: advancedCluster}, nil
}
var apiError *mongodbatlas.ErrorResponse
if errors.As(err, &apiError) &&
apiError.ErrorCode != atlas.ClusterNotFound &&
apiError.ErrorCode != atlas.ServerlessInstanceFromClusterAPI {
return nil, err
}
// if not found, maybe it is a serverless instead
serverless, _, err := atlasClient.ServerlessInstances.Get(ctx, projectID, deploymentName)
if err == nil {
return &atlasTypedCluster{clusterType: Serverless, serverless: serverless}, nil
}
if errors.As(err, &apiError) && apiError.ErrorCode == atlas.ServerlessInstanceNotFound {
return nil, nil
}
return nil, err
}
func deploymentMatchesSpec(log *zap.SugaredLogger, atlasSpec *atlasTypedCluster, deployment *mdbv1.AtlasDeployment) (bool, error) {
if deployment.IsServerless() {
if atlasSpec.clusterType != Serverless {
return false, nil
}
return serverlessDeploymentMatchesSpec(log, atlasSpec.serverless, deployment.Spec.ServerlessSpec)
}
if atlasSpec.clusterType != Advanced {
return false, nil
}
return advancedDeploymentMatchesSpec(log, atlasSpec.advanced, deployment.Spec.AdvancedDeploymentSpec)
}
func serverlessDeploymentMatchesSpec(log *zap.SugaredLogger, atlasSpec *mongodbatlas.Cluster, operatorSpec *mdbv1.ServerlessSpec) (bool, error) {
clusterMerged := mongodbatlas.Cluster{}
if err := compat.JSONCopy(&clusterMerged, atlasSpec); err != nil {
return false, err
}
if err := compat.JSONCopy(&clusterMerged, operatorSpec); err != nil {
return false, err
}
d := cmp.Diff(atlasSpec, &clusterMerged, cmpopts.EquateEmpty())
if d != "" {
log.Debugf("Serverless deployment differs from spec: %s", d)
}
return d == "", nil
}
func advancedDeploymentMatchesSpec(log *zap.SugaredLogger, atlasSpec *mongodbatlas.AdvancedCluster, operatorSpec *mdbv1.AdvancedDeploymentSpec) (bool, error) {
clusterMerged := mongodbatlas.AdvancedCluster{}
if err := compat.JSONCopy(&clusterMerged, atlasSpec); err != nil {
return false, err
}
if err := compat.JSONCopy(&clusterMerged, operatorSpec); err != nil {
return false, err
}
d := cmp.Diff(atlasSpec, &clusterMerged, cmpopts.EquateEmpty())
if d != "" {
log.Debugf("Advanced deployment differs from spec: %s", d)
}
return d == "", nil
}
// Parse through tags and verify that all keys are unique. Return error otherwise.
func uniqueKey(deploymentSpec *mdbv1.AtlasDeploymentSpec) error {
store := make(map[string]string)
var arrTags []*mdbv1.TagSpec
if deploymentSpec.AdvancedDeploymentSpec != nil {
arrTags = deploymentSpec.AdvancedDeploymentSpec.Tags
} else {
arrTags = deploymentSpec.ServerlessSpec.Tags
}
for _, currTag := range arrTags {
if store[currTag.Key] == "" {
store[currTag.Key] = currTag.Value
} else {
return errors.New("duplicate keys found in tags, this is forbidden")
}
}
return nil
}