From 7b3a64c4015780aa65efb8c35fb63e42b1f4d584 Mon Sep 17 00:00:00 2001
From: Andrew Morrow <acm@mongodb.com>
Date: Wed, 17 Jun 2020 14:25:55 -0400
Subject: SERVER-48329 Rename generated action_type files to be less fragile

---
 src/mongo/db/auth/SConscript               |  4 ++--
 src/mongo/db/auth/action_type.h            | 37 ++++++++++++++++++++++++++++++
 src/mongo/db/auth/generate_action_types.py |  2 +-
 3 files changed, 40 insertions(+), 3 deletions(-)
 create mode 100644 src/mongo/db/auth/action_type.h

diff --git a/src/mongo/db/auth/SConscript b/src/mongo/db/auth/SConscript
index a7cce5850bb..0c34d341d12 100644
--- a/src/mongo/db/auth/SConscript
+++ b/src/mongo/db/auth/SConscript
@@ -6,7 +6,7 @@ env = env.Clone()
 
 generateActionTypes = env.Command(
     target=[
-        'action_type.h', 'action_type.cpp'
+        'action_type_gen.h', 'action_type_gen.cpp'
     ],
     source=[
         'generate_action_types.py',
@@ -171,7 +171,7 @@ env.Library(
     target='authprivilege',
     source=[
         'action_set.cpp',
-        'action_type.cpp',
+        'action_type_gen.cpp',
         'impersonation_session.cpp',
         'privilege.cpp',
         'privilege_parser.cpp',
diff --git a/src/mongo/db/auth/action_type.h b/src/mongo/db/auth/action_type.h
new file mode 100644
index 00000000000..09fa4b5537f
--- /dev/null
+++ b/src/mongo/db/auth/action_type.h
@@ -0,0 +1,37 @@
+/**
+ *    Copyright (C) 2020-present MongoDB, Inc.
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the Server Side Public License, version 1,
+ *    as published by MongoDB, Inc.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    Server Side Public License for more details.
+ *
+ *    You should have received a copy of the Server Side Public License
+ *    along with this program. If not, see
+ *    <http://www.mongodb.com/licensing/server-side-public-license>.
+ *
+ *    As a special exception, the copyright holders give permission to link the
+ *    code of portions of this program with the OpenSSL library under certain
+ *    conditions as described in each individual source file and distribute
+ *    linked combinations including the program with the OpenSSL library. You
+ *    must comply with the Server Side Public License in all respects for
+ *    all of the code used other than as permitted herein. If you modify file(s)
+ *    with this exception, you may extend this exception to your version of the
+ *    file(s), but you are not obligated to do so. If you do not wish to do so,
+ *    delete this exception statement from your version. If you delete this
+ *    exception statement from all source files in the program, then also delete
+ *    it in the license file.
+ */
+
+#pragma once
+
+// This file exists solely to redirect usages of the name
+// action_type.h to the file action_type_gen.h, so that we can
+// transparently rename the generated files to end with _gen. Please
+// do not remove this forwarding. See SERVER-48329 and SERVER-43187
+// for background.
+#include "mongo/db/auth/action_type_gen.h"
diff --git a/src/mongo/db/auth/generate_action_types.py b/src/mongo/db/auth/generate_action_types.py
index 289f9dfbc3c..ec6a39b23d5 100755
--- a/src/mongo/db/auth/generate_action_types.py
+++ b/src/mongo/db/auth/generate_action_types.py
@@ -149,7 +149,7 @@ sourceFileTemplate = """// AUTO-GENERATED FILE DO NOT EDIT
 
 #include "mongo/platform/basic.h"
 
-#include "mongo/db/auth/action_type.h"
+#include "mongo/db/auth/action_type_gen.h"
 
 #include <cstdint>
 #include <iostream>
-- 
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