[CHORE] starting operator deployment

Signed-off-by: Nicolas Takashi <nicolas.tcs@hotmail.com>

cmd/root.go

@@ -30,6 +30,8 @@ func Execute() {
 	}
 }
 
+var kubeconfig string
+
 func init() {
 	// Here you will define your flags and configuration settings.
 	// Cobra supports persistent flags, which, if defined here,
@@ -39,5 +41,6 @@ func init() {
 
 	// Cobra also supports local flags, which will only run
 	// when this action is called directly.
+	rootCmd.PersistentFlags().StringVar(&kubeconfig, "kubeconfig", os.Getenv("KUBECONFIG"), "path to the kubeconfig file, defaults to $KUBECONFIG")
 	log.RegisterFlags(rootCmd.PersistentFlags())
 }

cmd/stack.go

@@ -4,26 +4,64 @@ Copyright © 2024 NAME HERE <EMAIL ADDRESS>
 package cmd
 
 import (
+	"context"
 	"fmt"
+	"log/slog"
 	"os"
 
+	"github.com/prometheus-operator/poctl/internal/builder"
+	"github.com/prometheus-operator/poctl/internal/k8sutil"
 	"github.com/prometheus-operator/poctl/internal/log"
+	monitoringclient "github.com/prometheus-operator/prometheus-operator/pkg/client/versioned"
 	"github.com/spf13/cobra"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/client-go/kubernetes"
 )
 
 // stackCmd represents the stack command.
 var stackCmd = &cobra.Command{
 	Use:   "stack",
 	Short: "create a stack of Prometheus Operator resources.",
 	Long:  `create a stack of Prometheus Operator resources.`,
-	Run: func(_ *cobra.Command, _ []string) {
+	Run: func(cmd *cobra.Command, _ []string) {
 		logger, err := log.NewLogger()
 		if err != nil {
 			fmt.Println(err)
 			os.Exit(1)
 		}
 
-		logger.Info("stack command called")
+		//TODO(nicolastakashi): Replace it when the PR #6623 is merged
+		restConfig, err := k8sutil.GetRestConfig(logger, kubeconfig)
+		if err != nil {
+			logger.With("error", err.Error()).Error("error while getting kubeconfig")
+			os.Exit(1)
+		}
+
+		kclient, err := kubernetes.NewForConfig(restConfig)
+		if err != nil {
+			logger.With("error", err.Error()).Error("error while creating k8s client")
+			os.Exit(1)
+		}
+
+		mclient, err := monitoringclient.NewForConfig(restConfig)
+		if err != nil {
+			logger.With("error", err.Error()).Error("error while creating Prometheus Operator client")
+			os.Exit(1)
+		}
+
+		if err != nil {
+			logger.With("error", err.Error()).Error("error while getting kubeconfig")
+			os.Exit(1)
+		}
+
+		cmd.Context()
+
+		if err := createPrometheusOperator(cmd.Context(), logger, kclient, mclient, metav1.NamespaceDefault, "0.73.2"); err != nil {
+			logger.With("error", err.Error()).Error("error while creating Prometheus Operator")
+			os.Exit(1)
+		}
+
+		logger.Info("Prometheus Operator stack created successfully.")
 	},
 }
 
@@ -40,3 +78,58 @@ func init() {
 	// is called directly, e.g.:
 	// stackCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
 }
+
+func createPrometheusOperator(
+	ctx context.Context,
+	logger *slog.Logger,
+	k8sClient *kubernetes.Clientset,
+	poClient *monitoringclient.Clientset,
+	namespace, version string) error {
+	manifests := builder.NewOperator(namespace, version).
+		WithServiceAccount().
+		WithClusterRole().
+		WithClusterRoleBinding().
+		WithService().
+		WithServiceMonitor().
+		WithDeployment().
+		Build()
+
+	_, err := k8sClient.CoreV1().ServiceAccounts(namespace).Create(ctx, manifests.ServiceAccount, metav1.CreateOptions{})
+	if err != nil {
+		logger.With("error", err.Error()).Error("error while creating ServiceAccount")
+		return err
+	}
+
+	_, err = k8sClient.RbacV1().ClusterRoles().Create(ctx, manifests.ClusterRole, metav1.CreateOptions{})
+	if err != nil {
+		logger.With("error", err.Error()).Error("error while creating ClusterRole")
+		return err
+	}
+
+	_, err = k8sClient.RbacV1().ClusterRoleBindings().Create(ctx, manifests.ClusterRoleBinding, metav1.CreateOptions{})
+	if err != nil {
+		logger.With("error", err.Error()).Error("error while creating ClusterRoleBinding")
+		return err
+	}
+
+	_, err = k8sClient.CoreV1().Services(namespace).Create(ctx, manifests.Service, metav1.CreateOptions{})
+	if err != nil {
+		logger.With("error", err.Error()).Error("error while creating Service")
+		return err
+	}
+
+	_, err = poClient.MonitoringV1().ServiceMonitors(namespace).Create(ctx, manifests.ServiceMonitor, metav1.CreateOptions{})
+	if err != nil {
+		logger.With("error", err.Error()).Error("error while creating ServiceMonitor")
+		return err
+	}
+
+	_, err = k8sClient.AppsV1().Deployments(namespace).Create(ctx, manifests.Deployment, metav1.CreateOptions{})
+	if err != nil {
+		logger.With("error", err.Error()).Error("error while creating Deployment")
+		return err
+	}
+
+	logger.Debug("Prometheus Operator manifest created successfully.")
+	return nil
+}

go.mod

@@ -2,9 +2,56 @@ module github.com/prometheus-operator/poctl
 
 go 1.22.0
 
+require k8s.io/client-go v0.30.1
+
+require (
+	k8s.io/apiextensions-apiserver v0.30.1 // indirect
+	sigs.k8s.io/controller-runtime v0.18.2 // indirect
+)
+
 require (
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
+	github.com/emicklei/go-restful/v3 v3.12.0 // indirect
+	github.com/go-logr/logr v1.4.1 // indirect
+	github.com/go-openapi/jsonpointer v0.21.0 // indirect
+	github.com/go-openapi/jsonreference v0.21.0 // indirect
+	github.com/go-openapi/swag v0.23.0 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
+	github.com/google/gnostic-models v0.6.8 // indirect
+	github.com/google/gofuzz v1.2.0 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/imdario/mergo v0.3.16 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring v0.74.0
 	github.com/spf13/cobra v1.8.0
 	github.com/spf13/pflag v1.0.5
+	golang.org/x/net v0.25.0 // indirect
+	golang.org/x/oauth2 v0.19.0 // indirect
+	golang.org/x/sys v0.20.0 // indirect
+	golang.org/x/term v0.20.0 // indirect
+	golang.org/x/text v0.15.0 // indirect
+	golang.org/x/time v0.5.0 // indirect
+	google.golang.org/protobuf v1.34.1 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+	k8s.io/api v0.30.1
+	k8s.io/apimachinery v0.30.1
+	k8s.io/klog/v2 v2.120.1 // indirect
+	k8s.io/kube-openapi v0.0.0-20240322212309-b815d8309940 // indirect
+	k8s.io/utils v0.0.0-20240310230437-4693a0247e57
+	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
+	sigs.k8s.io/yaml v1.4.0 // indirect
 )
 
-require github.com/inconshreveable/mousetrap v1.1.0 // indirect
+require (
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/prometheus-operator/prometheus-operator/pkg/client v0.74.0
+)