feat: implement native kube cli

.slsa-goreleaser/darwin-amd64.yml

@@ -34,3 +34,4 @@ ldflags:
   - "-X main.Commit={{ .Env.COMMIT }}"
   - "-X main.CommitDate={{ .Env.COMMIT_DATE }}"
   - "-X main.TreeState={{ .Env.TREE_STATE }}"
+  - "-X github.com/xentra-ai/advisor/pkg/k8s.Version=${VERSION}"

.slsa-goreleaser/darwin-arm64.yml

@@ -34,3 +34,4 @@ ldflags:
   - "-X main.Commit={{ .Env.COMMIT }}"
   - "-X main.CommitDate={{ .Env.COMMIT_DATE }}"
   - "-X main.TreeState={{ .Env.TREE_STATE }}"
+  - "-X github.com/xentra-ai/advisor/pkg/k8s.Version=${VERSION}"

.slsa-goreleaser/linux-amd64.yml

@@ -34,3 +34,4 @@ ldflags:
   - "-X main.Commit={{ .Env.COMMIT }}"
   - "-X main.CommitDate={{ .Env.COMMIT_DATE }}"
   - "-X main.TreeState={{ .Env.TREE_STATE }}"
+  - "-X github.com/xentra-ai/advisor/pkg/k8s.Version=${VERSION}"

.slsa-goreleaser/linux-arm64.yml

@@ -34,3 +34,4 @@ ldflags:
   - "-X main.Commit={{ .Env.COMMIT }}"
   - "-X main.CommitDate={{ .Env.COMMIT_DATE }}"
   - "-X main.TreeState={{ .Env.TREE_STATE }}"
+  - "-X github.com/xentra-ai/advisor/pkg/k8s.Version=${VERSION}"

Dockerfile

@@ -25,7 +25,10 @@ RUN go mod download
 COPY . .
 
 RUN go build -a -installsuffix cgo \
-  -ldflags="-w -extldflags '-static' -X 'main.ApplicationName=${APPLICATION_NAME}}' -X 'main.Version=${VERSION}' -X 'main.SHA=${SHA}'" \
+  -ldflags="-w -extldflags '-static' \
+  -X 'main.ApplicationName=${APPLICATION_NAME}}' \
+  -X 'main.Version=${VERSION}' -X 'main.SHA=${SHA}' \
+  -X 'github.com/xentra-ai/advisor/pkg/k8s.Version=${VERSION}'" \
   -o advisor .
 
 FROM gcr.io/distroless/static:nonroot

advisor/cmd/gen.go

@@ -17,17 +17,11 @@ var networkPolicyCmd = &cobra.Command{
 	Short:   "Generate network policy",
 	Args:    cobra.ExactArgs(1),
 	Run: func(cmd *cobra.Command, args []string) {
-
-		kubeconfig, _ := cmd.Flags().GetString("kubeconfig")
-		namespace, _ := cmd.Flags().GetString("namespace")
-
-		config, err := k8s.NewConfig(kubeconfig, namespace)
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error initializing Kubernetes client")
+		// Retrieve the config from the command context
+		config, ok := cmd.Context().Value(k8s.ConfigKey).(*k8s.Config)
+		if !ok {
+			log.Fatal().Msg("Failed to retrieve Kubernetes configuration")
 		}
-
-		log.Info().Msgf("Using kubeconfig file: %s", config.Kubeconfig)
-		log.Info().Msgf("Using namespace: %s", config.Namespace)
 		podName := args[0]
 
 		stopChan, errChan, done := k8s.PortForward(config)
@@ -42,14 +36,3 @@ var networkPolicyCmd = &cobra.Command{
 		close(stopChan)
 	},
 }
-
-var seccompCmd = &cobra.Command{
-	Use:     "seccomp [pod-name]",
-	Aliases: []string{"sc"},
-	Short:   "Generate seccomp profile",
-	Args:    cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		podName := args[0]
-		log.Info().Msgf("Generating seccomp profile for pod: %s", podName)
-	},
-}

advisor/cmd/root.go

@@ -1,26 +1,34 @@
 package cmd
 
 import (
+	"context"
 	"os"
 
 	"github.com/rs/zerolog"
 	log "github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
+	"github.com/xentra-ai/advisor/pkg/k8s"
+	"k8s.io/cli-runtime/pkg/genericclioptions"
 )
 
-var debug bool // To store the value of the --debug flag
+var (
+	kubeConfigFlags *genericclioptions.ConfigFlags
+	debug           bool // To store the value of the --debug flag
+)
 
 func init() {
 	// Set up logging to console
 	zerolog.TimeFieldFormat = zerolog.TimeFormatUnix
 	zerolog.SetGlobalLevel(zerolog.InfoLevel)
 
 	// Add your sub-commands
-	genCmd.AddCommand(networkPolicyCmd, seccompCmd)
+	genCmd.AddCommand(networkPolicyCmd)
+
+	// Initialize kubeConfigFlags
+	kubeConfigFlags = genericclioptions.NewConfigFlags(true)
 
-	// Add flags
-	genCmd.PersistentFlags().String("kubeconfig", "", "Path to the kubeconfig file to use for CLI requests.")
-	genCmd.PersistentFlags().String("namespace", "", "If present, the namespace scope for this CLI request")
+	// Add global flags from kubeConfigFlags to rootCmd
+	kubeConfigFlags.AddFlags(rootCmd.PersistentFlags())
 
 	// Add debug flag to rootCmd so it's available for all sub-commands
 	rootCmd.PersistentFlags().BoolVar(&debug, "debug", false, "sets log level to debug")
@@ -45,6 +53,29 @@ var rootCmd = &cobra.Command{
 		if debug {
 			zerolog.SetGlobalLevel(zerolog.DebugLevel)
 		}
+
+		// Initialize Kubernetes config and logging
+		config, err := k8s.NewConfig(kubeConfigFlags)
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error initializing Kubernetes client")
+		}
+
+		kubeconfigPath := kubeConfigFlags.ToRawKubeConfigLoader().ConfigAccess().GetDefaultFilename()
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error initializing Kubernetes client")
+		}
+
+		namespace, _, err := kubeConfigFlags.ToRawKubeConfigLoader().Namespace()
+		if err != nil {
+			log.Fatal().Err(err).Msg("Failed to get namespace")
+		}
+
+		log.Info().Msgf("Using kubeconfig file: %s", kubeconfigPath)
+		log.Info().Msgf("Using namespace: %s", namespace)
+
+		// Create a new context with the config and assign it to the command
+		ctx := context.WithValue(cmd.Context(), k8s.ConfigKey, config)
+		cmd.SetContext(ctx)
 	},
 }
 

advisor/go.mod

@@ -8,38 +8,51 @@ require (
 	github.com/stretchr/testify v1.8.4
 	k8s.io/api v0.28.3
 	k8s.io/apimachinery v0.28.3
+	k8s.io/cli-runtime v0.28.3
 	k8s.io/client-go v0.28.3
 	sigs.k8s.io/yaml v1.4.0
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/emicklei/go-restful/v3 v3.9.0 // indirect
+	github.com/evanphx/json-patch v4.12.0+incompatible // indirect
+	github.com/go-errors/errors v1.4.2 // indirect
 	github.com/go-logr/logr v1.2.4 // indirect
 	github.com/go-openapi/jsonpointer v0.19.6 // indirect
 	github.com/go-openapi/jsonreference v0.20.2 // indirect
 	github.com/go-openapi/swag v0.22.3 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/btree v1.0.1 // indirect
 	github.com/google/gnostic-models v0.6.8 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
+	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/google/uuid v1.3.0 // indirect
+	github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7 // indirect
 	github.com/imdario/mergo v0.3.6 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.19 // indirect
 	github.com/moby/spdystream v0.2.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/monochromegane/go-gitignore v0.0.0-20200626010858-205db1a8cc00 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
+	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/xlab/treeprint v1.2.0 // indirect
+	go.starlark.net v0.0.0-20230525235612-a134d8f9ddca // indirect
 	golang.org/x/net v0.17.0 // indirect
 	golang.org/x/oauth2 v0.8.0 // indirect
+	golang.org/x/sync v0.2.0 // 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
@@ -53,5 +66,7 @@ require (
 	k8s.io/kube-openapi v0.0.0-20230717233707-2695361300d9 // indirect
 	k8s.io/utils v0.0.0-20230406110748-d93618cff8a2 // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/kustomize/api v0.13.5-0.20230601165947-6ce0bf390ce3 // indirect
+	sigs.k8s.io/kustomize/kyaml v0.14.3-0.20230601165947-6ce0bf390ce3 // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect
 )