From c97c6de178e727efdad42f08f6354d958fdb6b0d Mon Sep 17 00:00:00 2001
From: Helmut Grohne <helmut@subdivi.de>
Date: Fri, 11 Jul 2025 14:47:37 +0200
Subject: prefer getpass.getuser() over os.getlogin()

os.getlogin() returns an undesired value in a runuser environment and is
not overridable with environment.
---
 linuxnamespaces/idmap.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'linuxnamespaces')

diff --git a/linuxnamespaces/idmap.py b/linuxnamespaces/idmap.py
index a10ec12..8f33d70 100644
--- a/linuxnamespaces/idmap.py
+++ b/linuxnamespaces/idmap.py
@@ -7,6 +7,7 @@ namespace.
 
 import bisect
 import dataclasses
+import getpass
 import os
 import subprocess
 import typing
@@ -21,7 +22,7 @@ def subidranges(
     user. Return all ranges as (start, count) pairs.
     """
     if login is None:
-        login = os.getlogin()
+        login = getpass.getuser()
     with open(f"/etc/sub{kind}") as filelike:
         for line in filelike:
             parts = line.strip().split(":")
-- 
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