added support for impressionation

change_logs/release_0.1.9.md

@@ -0,0 +1,22 @@
+# Release v0.1.9
+
+## Notes
+
+Thank you to all that contributed with flushing out issues with K9s! I'll try
+to mark some of these issues as fixed. But if you don't mind grab the latest
+rev and see if we're happier with some of the fixes!
+
+If you've filed an issue please help me verify and close.
+
+Thank you so much for your support!!
+
+---
+
+## Change Logs
+
+---
+
+## Resolved Bugs
+
+* [Issue #83](https://github.com/derailed/k9s/issues/83)
+* [Issue #84](https://github.com/derailed/k9s/issues/84)

internal/cmd/root.go

@@ -173,6 +173,20 @@ func initK8sFlags() {
 		"The name of the kubeconfig user to use",
 	)
 
+	rootCmd.Flags().StringVar(
+		k8sFlags.Impersonate,
+		"as",
+		"",
+		"Username to impersonate for the operation",
+	)
+
+	rootCmd.Flags().StringArrayVar(
+		k8sFlags.ImpersonateGroup,
+		"as-group",
+		[]string{},
+		"Group to impersonate for the operation",
+	)
+
 	rootCmd.Flags().BoolVar(
 		k8sFlags.Insecure,
 		"insecure-skip-tls-verify",

internal/k8s/config.go

@@ -168,6 +168,9 @@ func (c *Config) ClusterNames() ([]string, error) {
 
 // CurrentUserName retrieves the active user name.
 func (c *Config) CurrentUserName() (string, error) {
+	if isSet(c.flags.Impersonate) {
+		return *c.flags.Impersonate, nil
+	}
 	if isSet(c.flags.AuthInfoName) {
 		return *c.flags.AuthInfoName, nil
 	}

internal/views/table.go

@@ -31,6 +31,7 @@ type (
 		sortFn    resource.SortFn
 		data      resource.TableData
 		cmdBuff   *cmdBuff
+		tableMX   sync.Mutex
 	}
 )
 
@@ -123,9 +124,13 @@ func (v *tableView) SetColorer(f colorerFn) {
 
 // SetActions sets up keyboard action listener.
 func (v *tableView) setActions(aa keyActions) {
-	for k, a := range aa {
+	v.tableMX.Lock()
-		v.actions[k] = a
+	{
+		for k, a := range aa {
+			v.actions[k] = a
+		}
 	}
+	v.tableMX.Unlock()
 }
 
 // Hints options