refactor: improve performance and functionality

.golangci.yml

@@ -13,7 +13,6 @@ linters:
     - godot
     # - godox
     - gofmt
-    - goimports
     - gosec
     - gosimple
     - govet
@@ -39,6 +38,3 @@ linters:
     - wastedassign
     - whitespace
     - wsl
-linters-settings:
-  goimports:
-    local-prefixes: github.com/snapp-incubator/svc-lb-to-cilium-netpolicy

cmd/main.go

@@ -17,6 +17,7 @@ limitations under the License.
 package main
 
 import (
+	"context"
 	"flag"
 	"os"
 
@@ -25,11 +26,13 @@ import (
 	_ "k8s.io/client-go/plugin/pkg/client/auth"
 
 	ciliumv2 "github.com/cilium/cilium/pkg/k8s/apis/cilium.io/v2"
+	corev1 "k8s.io/api/core/v1"
 	networkingv1 "k8s.io/api/networking/v1"
 	"k8s.io/apimachinery/pkg/runtime"
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 	clientgoscheme "k8s.io/client-go/kubernetes/scheme"
 	ctrl "sigs.k8s.io/controller-runtime"
+	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/healthz"
 	"sigs.k8s.io/controller-runtime/pkg/log/zap"
 
@@ -106,6 +109,22 @@ func main() {
 		os.Exit(1)
 	}
 
+	if err := mgr.GetFieldIndexer().IndexField(
+		context.Background(),
+		&corev1.Service{},
+		"spec.type",
+		func(object client.Object) []string {
+			service, ok := object.(*corev1.Service)
+			if !ok {
+				return []string{}
+			}
+
+			return []string{string(service.Spec.Type)}
+		}); err != nil {
+		setupLog.Error(err, "failed to create index for .spec.type", "controller", "Service")
+		os.Exit(1)
+	}
+
 	reconcilerExtended := controller.NewReconcilerExtended(mgr)
 
 	if err = reconcilerExtended.SetupWithManager(mgr); err != nil {

deploy/charts/svc-lb-to-cilium-netpolicy-operator/Chart.yaml

@@ -13,9 +13,9 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 1.0.2
+version: 1.0.3
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
 # It is recommended to use it with quotes.
-appVersion: "1.0.0"
+appVersion: "1.1.0"

go.mod

@@ -3,8 +3,7 @@ module github.com/snapp-incubator/svc-lb-to-cilium-netpolicy
 go 1.21.0
 
 require (
-	github.com/cilium/cilium v1.13.1
-	github.com/fsnotify/fsnotify v1.6.0
+	github.com/cilium/cilium v1.14.4
 	github.com/go-logr/logr v1.2.4
 	github.com/onsi/ginkgo/v2 v2.12.0
 	github.com/onsi/gomega v1.27.10
@@ -13,7 +12,6 @@ require (
 	k8s.io/api v0.28.1
 	k8s.io/apimachinery v0.28.1
 	k8s.io/client-go v0.28.1
-	k8s.io/kubernetes v1.28.1
 	sigs.k8s.io/controller-runtime v0.15.1
 )
 
@@ -22,10 +20,12 @@ require (
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/blang/semver/v4 v4.0.0 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/cilium/ebpf v0.10.1-0.20230626090016-654491c8a500 // indirect
 	github.com/cilium/proxy v0.0.0-20230623092907-8fddead4e52c // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/emicklei/go-restful/v3 v3.10.2 // indirect
 	github.com/evanphx/json-patch/v5 v5.6.0 // indirect
+	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-logr/zapr v1.2.4 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
@@ -48,6 +48,7 @@ require (
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1 // indirect
 	github.com/google/uuid v1.3.0 // indirect
+	github.com/hashicorp/golang-lru/v2 v2.0.4 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
@@ -74,7 +75,7 @@ require (
 	github.com/prometheus/client_model v0.4.0 // indirect
 	github.com/prometheus/common v0.44.0 // indirect
 	github.com/prometheus/procfs v0.11.0 // indirect
-	github.com/rogpeppe/go-internal v1.10.0 // indirect
+	github.com/rogpeppe/go-internal v1.11.0 // indirect
 	github.com/sasha-s/go-deadlock v0.3.1 // indirect
 	github.com/shirou/gopsutil/v3 v3.23.5 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
@@ -93,14 +94,15 @@ require (
 	go.opentelemetry.io/otel v1.16.0 // indirect
 	go.opentelemetry.io/otel/metric v1.16.0 // indirect
 	go.opentelemetry.io/otel/trace v1.16.0 // indirect
+	go.uber.org/dig v1.17.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap v1.25.0 // indirect
-	golang.org/x/net v0.14.0 // indirect
+	golang.org/x/net v0.17.0 // indirect
 	golang.org/x/oauth2 v0.8.0 // indirect
 	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/sys v0.11.0 // indirect
-	golang.org/x/term v0.11.0 // indirect
-	golang.org/x/text v0.12.0 // indirect
+	golang.org/x/sys v0.13.0 // indirect
+	golang.org/x/term v0.13.0 // indirect
+	golang.org/x/text v0.13.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
 	golang.org/x/tools v0.12.1-0.20230815132531-74c255bcf846 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect