Merge pull request #68 from kubefirst/go-cli-v0.0.2

Add check tools and update outputs

cmd/README.md

@@ -32,3 +32,15 @@ General overview of the code, to help shuffling parts around.
 |cfgFile|String| .flare config file|
 |NebolousVersion|String|CLI version|
 
+
+# Commands Available
+
+| Command | Short Description | Long Description|
+|:---|:---|:---|
+|checktools|Present, needs review.|Present, needs review.|
+|clean|Missing Text|Missing Text|
+|create|Missing Text|Missing Text|
+|destroy|Missing Text|Missing Text|
+|info|Present, needs review.|Present, needs review.|
+|init|Missing Text|Missing Text|
+|version|Present, needs review.|Present, needs review.|

cmd/checktools.go

@@ -0,0 +1,56 @@
+/*
+Copyright © 2022 NAME HERE <EMAIL ADDRESS>
+
+*/
+package cmd
+
+import (
+	"fmt"
+	"log"
+	"bytes"
+	"os/exec"
+	"github.com/spf13/cobra"
+)
+
+// checktoolsCmd represents the checktools command
+var checktoolsCmd = &cobra.Command{
+	Use:   "checktools",
+	Short: "use to check compatibility of .kubefirst/tools",
+	Long: `Execute a compatibility check of the tools downloaded by the installer.
+	Execute After callint "init". If executed before init, tools will not be available. 
+	`,
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Println("Checking the  tools installed used by installer:")
+
+		kubectlVersion, kubectlStdErr,errKubectl := execShellReturnStrings(kubectlClientPath, "version", "--client", "--short")
+		fmt.Printf("-> kubectl version:\n\t%s\n\t%s\n",kubectlVersion,kubectlStdErr)
+		terraformVersion, terraformStdErr,errTerraform := execShellReturnStrings(terraformPath, "version")
+		fmt.Printf("-> terraform version:\n\t%s\n\t%s\n",terraformVersion,terraformStdErr)
+		helmVersion, helmStdErr,errHelm := execShellReturnStrings(helmClientPath, "version", "--client", "--short")
+		fmt.Printf("-> helm version:\n\t%s\n\t%s\n",helmVersion,helmStdErr)
+
+		if errKubectl != nil {
+			fmt.Println("failed to call kubectlVersionCmd.Run(): %v", errKubectl)
+		}
+		if errHelm != nil {
+			fmt.Println("failed to call helmVersionCmd.Run(): %v", errHelm)
+		}
+		if errTerraform != nil {
+			fmt.Println("failed to call terraformVersionCmd.Run(): %v", errTerraform)
+		}
+
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(checktoolsCmd)
+}
+func execShellReturnStrings(command string, args ...string) (string, string, error) {
+	var outb, errb bytes.Buffer	
+	k := exec.Command(command, args...)
+	k.Stdout = &outb
+	k.Stderr = &errb
+	err := k.Run()
+	log.Println("Error executing command: %v", err)
+	return outb.String(), errb.String(), err
+}