fix: print version without config (#31)

cmd/vela-kubernetes/command.go

@@ -32,28 +32,9 @@ func execCmd(e *exec.Cmd) error {
 }
 
 // versionCmd is a helper function to output
-// the client and server version information
-// for the configured context.
-func versionCmd(c *Config) *exec.Cmd {
-	logrus.Trace("creating kubectl version command from plugin configuration")
-
-	// variable to store flags for command
-	var flags []string
-
-	// check if config namespace is provided
-	if len(c.Namespace) > 0 {
-		// add flag for namespace from provided config namespace
-		flags = append(flags, fmt.Sprintf("--namespace=%s", c.Namespace))
-	}
-
-	// check if config context is provided
-	if len(c.Context) > 0 {
-		// add flag for context from provided config context
-		flags = append(flags, fmt.Sprintf("--context=%s", c.Context))
-	}
-
-	// add flag for version kubectl command
-	flags = append(flags, "version")
-
-	return exec.Command(kubectlBin, flags...)
+// the client and server version information.
+func versionCmd() *exec.Cmd {
+	logrus.Trace("creating kubectl version command")
+
+	return exec.Command(kubectlBin, "version")
 }

cmd/vela-kubernetes/command_test.go

@@ -5,7 +5,6 @@
 package main
 
 import (
-	"fmt"
 	"os/exec"
 	"reflect"
 	"testing"
@@ -23,20 +22,12 @@ func TestKubernetes_execCmd(t *testing.T) {
 
 func TestKubernetes_versionCmd(t *testing.T) {
 	// setup types
-	c := &Config{
-		File:      "file",
-		Context:   "context",
-		Namespace: "namespace",
-	}
-
 	want := exec.Command(
 		kubectlBin,
-		fmt.Sprintf("--namespace=%s", c.Namespace),
-		fmt.Sprintf("--context=%s", c.Context),
 		"version",
 	)
 
-	got := versionCmd(c)
+	got := versionCmd()
 
 	if !reflect.DeepEqual(got, want) {
 		t.Errorf("versionCmd is %v, want %v", got, want)

cmd/vela-kubernetes/plugin.go

@@ -40,7 +40,7 @@ func (p *Plugin) Exec() error {
 	}
 
 	// output kubectl version for troubleshooting
-	err = execCmd(versionCmd(p.Config))
+	err = execCmd(versionCmd())
 	if err != nil {
 		return err
 	}