DEVOPS-27631: Fix command that grants access to a role (#288)

* update command

* fix tests

* extra command

Author: EvertonCalgarotto

pkg/dbclient/client.go

@@ -549,7 +549,7 @@ func (pc *client) CreateReadOnlyRole(dbName, rolename, schema string) (bool, err
 
 func (pc *client) AssignRoleToUser(username, rolename string) error {
 	db := pc.DB
-	if _, err := db.Exec(fmt.Sprintf("GRANT %s TO %s", pq.QuoteIdentifier(rolename), pq.QuoteIdentifier(username))); err != nil {
+	if _, err := db.Exec(fmt.Sprintf("ALTER ROLE %s SET ROLE TO %s;GRANT %s TO %s;", pq.QuoteIdentifier(username), pq.QuoteIdentifier(rolename), pq.QuoteIdentifier(rolename), pq.QuoteIdentifier(username))); err != nil {
 		return err
 	}
 

pkg/roleclaim/roleclaim_test.go

@@ -259,6 +259,11 @@ func TestDBRoleClaimController_RevokeRolesAndAssignNew(t *testing.T) {
 	defer close()
 
 	viperObj.Set("passwordconfig::passwordRotationPeriod", 60)
+	viperObj.Set("defaultMasterUsername", "root")
+	viperObj.Set("defaultMasterPort", "5432")
+	viperObj.Set("defaultSslMode", "require")
+	viperObj.Set("defaultMinStorageGB", "10")
+	viperObj.Set("defaultSslMode", "disable")
 
 	test := struct {
 		rec     reconciler