Fix Get Latest MinIO Image on Tenant Create (#1703)

* Fix Get Latest MinIO Image on Tenant Create

Signed-off-by: Daniel Valdivia <18384552+dvaldivia@users.noreply.github.com>

* remove `operator_` prefix on files in operatorapi

Signed-off-by: Daniel Valdivia <18384552+dvaldivia@users.noreply.github.com>

operatorapi/tenant_update.go

@@ -0,0 +1,103 @@
+// This file is part of MinIO Console Server
+// Copyright (c) 2022 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package operatorapi
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"strings"
+
+	"github.com/minio/console/operatorapi/operations/operator_api"
+	utils2 "github.com/minio/console/pkg/utils"
+	"github.com/minio/console/restapi"
+	miniov2 "github.com/minio/operator/pkg/apis/minio.min.io/v2"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
+	v1 "k8s.io/client-go/kubernetes/typed/core/v1"
+)
+
+// updateTenantAction does an update on the minioTenant by patching the desired changes
+func updateTenantAction(ctx context.Context, operatorClient OperatorClientI, clientset v1.CoreV1Interface, httpCl utils2.HTTPClientI, namespace string, params operator_api.UpdateTenantParams) error {
+	imageToUpdate := params.Body.Image
+	imageRegistryReq := params.Body.ImageRegistry
+
+	minInst, err := operatorClient.TenantGet(ctx, namespace, params.Tenant, metav1.GetOptions{})
+	if err != nil {
+		return err
+	}
+	// we can take either the `image_pull_secret` of the `image_registry` but not both
+	if params.Body.ImagePullSecret != "" {
+		minInst.Spec.ImagePullSecret.Name = params.Body.ImagePullSecret
+	} else {
+		// update the image pull secret content
+		if _, err := setImageRegistry(ctx, imageRegistryReq, clientset, namespace, params.Tenant); err != nil {
+			restapi.LogError("error setting image registry secret: %v", err)
+			return err
+		}
+	}
+
+	// if image to update is empty we'll use the latest image by default
+	if strings.TrimSpace(imageToUpdate) != "" {
+		minInst.Spec.Image = imageToUpdate
+	} else {
+		im, err := utils2.GetLatestMinIOImage(httpCl)
+		// if we can't get the MinIO image, we won' auto-update it unless it's explicit by name
+		if err == nil {
+			minInst.Spec.Image = *im
+		}
+	}
+
+	// Prometheus Annotations
+	currentAnnotations := minInst.Annotations
+	prometheusAnnotations := map[string]string{
+		prometheusPath:   "/minio/prometheus/metrics",
+		prometheusPort:   fmt.Sprint(miniov2.MinIOPort),
+		prometheusScrape: "true",
+	}
+	if params.Body.EnablePrometheus && currentAnnotations != nil {
+		// add prometheus annotations to the tenant
+		minInst.Annotations = addAnnotations(currentAnnotations, prometheusAnnotations)
+		// add prometheus annotations to the each pool
+		if minInst.Spec.Pools != nil {
+			for _, pool := range minInst.Spec.Pools {
+				poolAnnotations := pool.VolumeClaimTemplate.GetObjectMeta().GetAnnotations()
+				pool.VolumeClaimTemplate.GetObjectMeta().SetAnnotations(addAnnotations(poolAnnotations, prometheusAnnotations))
+			}
+		}
+	} else {
+		// remove prometheus annotations to the tenant
+		minInst.Annotations = removeAnnotations(currentAnnotations, prometheusAnnotations)
+		// add prometheus annotations from each pool
+		if minInst.Spec.Pools != nil {
+			for _, pool := range minInst.Spec.Pools {
+				poolAnnotations := pool.VolumeClaimTemplate.GetObjectMeta().GetAnnotations()
+				pool.VolumeClaimTemplate.GetObjectMeta().SetAnnotations(removeAnnotations(poolAnnotations, prometheusAnnotations))
+			}
+		}
+	}
+
+	payloadBytes, err := json.Marshal(minInst)
+	if err != nil {
+		return err
+	}
+	_, err = operatorClient.TenantPatch(ctx, namespace, minInst.Name, types.MergePatchType, payloadBytes, metav1.PatchOptions{})
+	if err != nil {
+		return err
+	}
+	return nil
+}