[OSPRH-13223] Expose prometheus connection information in a secret

Author: jlarriba

pkg/metricstorage/prometheus_secret.go

@@ -0,0 +1,68 @@
+/*
+Copyright 2024.
+
+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 metricstorage
+
+import (
+	"fmt"
+
+	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
+	"github.com/openstack-k8s-operators/lib-common/modules/common/tls"
+
+	telemetryv1 "github.com/openstack-k8s-operators/telemetry-operator/api/v1beta1"
+)
+
+const (
+	host      = "/etc/ksm"
+	port      = "tls_config.yaml"
+	ca_secret = ""
+	ca_key    = ""
+)
+
+var (
+	TLSCertPath = fmt.Sprintf("/etc/pki/tls/certs/%s", tls.CertKey)
+	TLSKeyPath  = fmt.Sprintf("/etc/pki/tls/private/%s", tls.PrivateKey)
+)
+
+// KSMDeployment requests Deployment of kube-state-metrics
+func KSMTLSConfig(
+	instance *telemetryv1.MetricStorage,
+	labels map[string]string,
+	clntCert bool,
+) *corev1.Secret {
+	content := tlsBaseConfTemplate
+	if clntCert {
+		content = fmt.Sprintf("%s%s", content, fmt.Sprintf(tlsClntConfTemplate, TLSCertPath, TLSKeyPath))
+	}
+	//if instance.Spec.KSMTLS.CaBundleSecretName != "" {
+	//	content = fmt.Sprintf("%s%s", content, fmt.Sprintf(tlsCaConfTemplate, tls.DownstreamTLSCABundlePath))
+	//}
+	
+	sec := &corev1.Secret{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      fmt.Sprintf("%s-prometheus", instance.Name),
+			Namespace: instance.Namespace,
+			Labels:    labels,
+		},
+		Type: corev1.SecretTypeOpaque,
+		Data: map[string][]byte{
+			tlsConfKey: []byte(content),
+		},
+	}
+	return sec
+}