feat: add ns check code

kubectl-ns-inspect/cmd/check.go

@@ -0,0 +1,39 @@
+package cmd
+
+import (
+	"fmt"
+	"os/exec"
+
+	"github.com/spf13/cobra"
+)
+
+var namespace string
+
+var checkCmd = &cobra.Command{
+	Use:   "check",
+	Short: "Check if a namespace has no resources",
+	Long:  `This command checks a given namespace to see if it contains any resources.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		// 이곳에서 kubectl 명령어를 실행하여 네임스페이스의 리소스를 검사합니다.
+		if namespace == "" {
+			fmt.Println("Please provide a namespace.")
+			return
+		}
+
+		// `kubectl get all` 명령어로 네임스페이스를 검사하는 예시입니다.
+		out, err := exec.Command("kubectl", "get", "all", "-n", namespace).Output()
+		if err != nil {
+			fmt.Printf("Error checking namespace: %v\n", err)
+			return
+		}
+
+		fmt.Printf("Resources in namespace %s:\n%s\n", namespace, string(out))
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(checkCmd)
+
+	// 플래그 추가 (예: --namespace)
+	checkCmd.Flags().StringVarP(&namespace, "namespace", "n", "", "Namespace to inspect")
+}

kubectl-ns-inspect/cmd/root.go

@@ -1,51 +1,24 @@
-/*
-Copyright © 2024 NAME HERE <EMAIL ADDRESS>
-
-*/
 package cmd
 
 import (
+	"fmt"
 	"os"
 
 	"github.com/spf13/cobra"
 )
 
-
-
-// rootCmd represents the base command when called without any subcommands
 var rootCmd = &cobra.Command{
 	Use:   "kubectl-ns-inspect",
-	Short: "A brief description of your application",
-	Long: `A longer description that spans multiple lines and likely contains
-examples and usage of using your application. For example:
-
-Cobra is a CLI library for Go that empowers applications.
-This application is a tool to generate the needed files
-to quickly create a Cobra application.`,
-	// Uncomment the following line if your bare application
-	// has an action associated with it:
-	// Run: func(cmd *cobra.Command, args []string) { },
+	Short: "Inspect if a namespace has no resources",
+	Long:  `This plugin inspects a given Kubernetes namespace to check if it contains any resources.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Println("kubectl-ns-inspect is a Kubernetes plugin to check namespaces.")
+	},
 }
 
-// Execute adds all child commands to the root command and sets flags appropriately.
-// This is called by main.main(). It only needs to happen once to the rootCmd.
 func Execute() {
-	err := rootCmd.Execute()
-	if err != nil {
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Println(err)
 		os.Exit(1)
 	}
 }
-
-func init() {
-	// Here you will define your flags and configuration settings.
-	// Cobra supports persistent flags, which, if defined here,
-	// will be global for your application.
-
-	// rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.kubectl-ns-inspect.yaml)")
-
-	// Cobra also supports local flags, which will only run
-	// when this action is called directly.
-	rootCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
-}
-
-

kubectl-ns-inspect/main.go

@@ -1,10 +1,9 @@
 /*
 Copyright © 2024 NAME HERE <EMAIL ADDRESS>
-
 */
 package main
 
-import "kubectl-ns-inspect/cmd"
+import "kubectl-ns-inspect/kubectl-ns-inspect/cmd"
 
 func main() {
 	cmd.Execute()