[OSD-20024] Allow GetRestConfigAsUser with elevationReason (#294)

* Allow GetRestConfigAsUser with elevationReason

* integrate suggestions

cmd/ocm-backplane/login/login.go

@@ -299,13 +299,20 @@ func GetRestConfig(bp config.BackplaneConfiguration, clusterID string) (*rest.Co
 
 // GetRestConfigAsUser returns a client-go *rest.Config like GetRestConfig, but supports configuring an
 // impersonation username. Commonly, this is "backplane-cluster-admin"
-func GetRestConfigAsUser(bp config.BackplaneConfiguration, clusterID, username string) (*rest.Config, error) {
+// best practice would be to add at least one elevationReason in order to justity the impersonation
+func GetRestConfigAsUser(bp config.BackplaneConfiguration, clusterID, username string, elevationReasons ...string) (*rest.Config, error) {
  cfg, err := GetRestConfig(bp, clusterID)
  if err != nil {
  return nil, err
  }
 
- cfg.Impersonate = rest.ImpersonationConfig{UserName: username}
+ cfg.Impersonate = rest.ImpersonationConfig{
+ UserName: username,
+ }
+
+ if len(elevationReasons) > 0 {
+ cfg.Impersonate.Extra = map[string][]string{"reason": elevationReasons}
+ }
 
  return cfg, nil
 }