feat: refactored plus fixed client

controllers/k8sgpt_controller.go

@@ -17,8 +17,6 @@ package controllers
 import (
 	"context"
 	"fmt"
-	"net"
-	"os"
 	"strings"
 	"time"
 
@@ -31,7 +29,6 @@ import (
 	"github.com/k8sgpt-ai/k8sgpt-operator/pkg/utils"
 	"github.com/prometheus/client_golang/prometheus"
 	v1 "k8s.io/api/apps/v1"
-	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/runtime"
 	ctrl "sigs.k8s.io/controller-runtime"
 	"sigs.k8s.io/controller-runtime/pkg/client"
@@ -72,8 +69,6 @@ type K8sGPTReconciler struct {
 	Integrations *integrations.Integrations
 	SinkClient   *sinks.Client
 	K8sGPTClient *kclient.Client
-	// This is a map of clients for each deployment
-	k8sGPTClients map[string]*kclient.Client
 }
 
 // +kubebuilder:rbac:groups=core.k8sgpt.ai,resources=k8sgpts,verbs=get;list;watch;create;update;patch;delete
@@ -158,44 +153,21 @@ func (r *K8sGPTReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctr
 		}
 
 		// If the deployment is active, we will query it directly for analysis data
-		if _, ok := r.k8sGPTClients[k8sgptConfig.Name]; !ok {
-			// Create a new client
-			var address string
-			if os.Getenv("LOCAL_MODE") != "" {
-				address = "localhost:8080"
-			} else {
-				// Get service IP and port for k8sgpt-deployment
-				svc := &corev1.Service{}
-				err = r.Get(ctx, client.ObjectKey{Namespace: k8sgptConfig.Namespace,
-					Name: "k8sgpt"}, svc)
-				if err != nil {
-					k8sgptReconcileErrorCount.Inc()
-					return r.finishReconcile(err, false)
-				}
-				address = fmt.Sprintf("%s:%d", svc.Spec.ClusterIP, svc.Spec.Ports[0].Port)
-			}
-
-			fmt.Printf("Creating new client for %s\n", address)
-			// Test if the port is open
-			conn, err := net.DialTimeout("tcp", address, 1*time.Second)
-			if err != nil {
-				k8sgptReconcileErrorCount.Inc()
-				return r.finishReconcile(err, false)
-			}
-
-			fmt.Printf("Connection established between %s and localhost with time out of %d seconds.\n", address, int64(1))
-			fmt.Printf("Remote Address : %s \n", conn.RemoteAddr().String())
-			fmt.Printf("Local Address : %s \n", conn.LocalAddr().String())
+		address, err := kclient.GenerateAddress(ctx, r.Client, k8sgptConfig)
+		if err != nil {
+			k8sgptReconcileErrorCount.Inc()
+			return r.finishReconcile(err, false)
+		}
 
-			k8sgptClient, err := kclient.NewClient(address)
-			if err != nil {
-				k8sgptReconcileErrorCount.Inc()
-				return r.finishReconcile(err, false)
-			}
-			r.k8sGPTClients[k8sgptConfig.Name] = k8sgptClient
+		k8sgptClient, err := kclient.NewClient(address)
+		if err != nil {
+			k8sgptReconcileErrorCount.Inc()
+			return r.finishReconcile(err, false)
 		}
 
-		response, err := r.k8sGPTClients[k8sgptConfig.Name].ProcessAnalysis(deployment, k8sgptConfig)
+		defer k8sgptClient.Close()
+
+		response, err := k8sgptClient.ProcessAnalysis(deployment, k8sgptConfig)
 		if err != nil {
 			k8sgptReconcileErrorCount.Inc()
 			return r.finishReconcile(err, false)
@@ -307,7 +279,6 @@ func (r *K8sGPTReconciler) SetupWithManager(mgr ctrl.Manager) error {
 		For(&corev1alpha1.K8sGPT{}).
 		Complete(r)
 
-	r.k8sGPTClients = make(map[string]*kclient.Client)
 	metrics.Registry.MustRegister(k8sgptReconcileErrorCount, k8sgptNumberOfResults, k8sgptNumberOfResultsByType)
 
 	return c

go.mod

@@ -3,8 +3,8 @@ module github.com/k8sgpt-ai/k8sgpt-operator
 go 1.19
 
 require (
-	buf.build/gen/go/k8sgpt-ai/k8sgpt/grpc/go v1.3.0-20230515081240-6b5b845c638e.1
-	buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go v1.30.0-20230524215339-41d88e13ab7e.1
+	buf.build/gen/go/k8sgpt-ai/k8sgpt/grpc/go v1.3.0-20230620082254-6f80f9533908.1
+	buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go v1.30.0-20230620082254-6f80f9533908.1
 	github.com/onsi/ginkgo/v2 v2.11.0
 	github.com/onsi/gomega v1.27.8
 	github.com/prometheus/client_golang v1.16.0
@@ -25,6 +25,7 @@ require (
 )
 
 require (
+	buf.build/gen/go/k8sgpt-ai/k8sgpt/bufbuild/connect-go v1.8.0-20230620082254-6f80f9533908.1 // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
 	github.com/MakeNowJust/heredoc v1.0.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect

go.sum

@@ -1,8 +1,17 @@
+buf.build/gen/go/k8sgpt-ai/k8sgpt/bufbuild/connect-go v1.8.0-20230524215339-41d88e13ab7e.1 h1:7RSrwByMqFKjjpx4QO8ZxEYV3H/oW1VMUmI3xbkm2yU=
+buf.build/gen/go/k8sgpt-ai/k8sgpt/bufbuild/connect-go v1.8.0-20230524215339-41d88e13ab7e.1/go.mod h1:P9jTXCmwBtjkW4wZDxkqpJj7FaCKlM+C4gV0AHGnoL4=
+buf.build/gen/go/k8sgpt-ai/k8sgpt/bufbuild/connect-go v1.8.0-20230620082254-6f80f9533908.1 h1:9GY2k4cjPMieJSKYtpJPlAMLaMh+Hy8/Ia3S+hgP5Ys=
+buf.build/gen/go/k8sgpt-ai/k8sgpt/bufbuild/connect-go v1.8.0-20230620082254-6f80f9533908.1/go.mod h1:Rvmr04OFqxFoURTWg9amY3483E0Rt3Hwnk8xBpFALRA=
 buf.build/gen/go/k8sgpt-ai/k8sgpt/grpc/go v1.3.0-20230515081240-6b5b845c638e.1 h1:u8CQODmTW0EYjXKt0ZSbA/FGuOkA+zRNicNCs97Ud/A=
 buf.build/gen/go/k8sgpt-ai/k8sgpt/grpc/go v1.3.0-20230515081240-6b5b845c638e.1/go.mod h1:EB1h/5OvQWTeT9JJ2x0NLaboeFOOm3fqkYWKp5ojO7o=
+buf.build/gen/go/k8sgpt-ai/k8sgpt/grpc/go v1.3.0-20230620082254-6f80f9533908.1 h1:Z0zeGzAumjLyAb/24aiBNyAheT+SDBhlxPfcUy12nPI=
+buf.build/gen/go/k8sgpt-ai/k8sgpt/grpc/go v1.3.0-20230620082254-6f80f9533908.1/go.mod h1:ydXSuYyk0CN76EA+cjFemhpz87XtuU310GdmkmXUUY8=
 buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go v1.28.1-20230515081240-6b5b845c638e.4/go.mod h1:i/s4ALHwKvjA1oGNKpoHg0FpEOTbufoOm/NdTE6YQAE=
+buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go v1.28.1-20230620082254-6f80f9533908.4/go.mod h1:i/s4ALHwKvjA1oGNKpoHg0FpEOTbufoOm/NdTE6YQAE=
 buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go v1.30.0-20230524215339-41d88e13ab7e.1 h1:Mx0Z+cXHStOU4lkemYYGhvNd40aU9g52sfS2W7D/gzA=
 buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go v1.30.0-20230524215339-41d88e13ab7e.1/go.mod h1:karV92RruD5davytOQq20lDyAqBnai8ajNolo98nu94=
+buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go v1.30.0-20230620082254-6f80f9533908.1 h1:FNJYUdFjROTTKhIQ+VtJCzuWywQU430leJfnkStRRic=
+buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go v1.30.0-20230620082254-6f80f9533908.1/go.mod h1:karV92RruD5davytOQq20lDyAqBnai8ajNolo98nu94=
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=

pkg/client/client.go

@@ -17,20 +17,27 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
+	"os"
 
 	rpc "buf.build/gen/go/k8sgpt-ai/k8sgpt/grpc/go/schema/v1/schemav1grpc"
 	schemav1 "buf.build/gen/go/k8sgpt-ai/k8sgpt/protocolbuffers/go/schema/v1"
 	"github.com/k8sgpt-ai/k8sgpt-operator/api/v1alpha1"
 	"github.com/k8sgpt-ai/k8sgpt-operator/pkg/common"
 	"google.golang.org/grpc"
 	v1 "k8s.io/api/apps/v1"
+	corev1 "k8s.io/api/core/v1"
+	"sigs.k8s.io/controller-runtime/pkg/client"
 )
 
 // This is the client for communicating with the K8sGPT in cluster deployment
 type Client struct {
 	conn *grpc.ClientConn
 }
 
+func (c *Client) Close() error {
+	return c.conn.Close()
+}
+
 func NewClient(address string) (*Client, error) {
 	// Connect to the K8sGPT server and create a new client
 	conn, err := grpc.Dial(address, grpc.WithInsecure())
@@ -43,10 +50,26 @@ func NewClient(address string) (*Client, error) {
 	return client, nil
 }
 
-func (c *Client) ProcessAnalysis(deployment v1.Deployment, config *v1alpha1.K8sGPT) (*common.K8sGPTReponse, error) {
+func GenerateAddress(ctx context.Context, cli client.Client, k8sgptConfig *v1alpha1.K8sGPT) (string, error) {
+	var address string
+	if os.Getenv("LOCAL_MODE") != "" {
+		address = "localhost:8080"
+	} else {
+		// Get service IP and port for k8sgpt-deployment
+		svc := &corev1.Service{}
+		err := cli.Get(ctx, client.ObjectKey{Namespace: k8sgptConfig.Namespace,
+			Name: "k8sgpt"}, svc)
+		if err != nil {
+			return "", nil
+		}
+		address = fmt.Sprintf("%s:%d", svc.Spec.ClusterIP, svc.Spec.Ports[0].Port)
+	}
+	return address, nil
+}
 
-	client := rpc.NewServerClient(c.conn)
+func (c *Client) ProcessAnalysis(deployment v1.Deployment, config *v1alpha1.K8sGPT) (*common.K8sGPTReponse, error) {
 
+	client := rpc.NewServerServiceClient(c.conn)
 	req := &schemav1.AnalyzeRequest{
 		Explain:   config.Spec.AI.Enabled,
 		Nocache:   config.Spec.NoCache,