From: Daan De Meyer <daan.j.demeyer@gmail.com>
Date: Tue, 1 Aug 2023 16:44:49 +0000 (+0200)
Subject: Make sure the temporary directory is recalculated when we modify TMPDIR
X-Git-Tag: v15~49^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1a424713c3ab045d0f1d176904c0973bc0bb7d43;p=thirdparty%2Fmkosi.git

Make sure the temporary directory is recalculated when we modify TMPDIR
---

diff --git a/mkosi/__init__.py b/mkosi/__init__.py
index 1583054c1..d2ca7c625 100644
--- a/mkosi/__init__.py
+++ b/mkosi/__init__.py
@@ -1628,6 +1628,10 @@ def build_image(args: MkosiArgs, config: MkosiConfig) -> None:
     # Make sure tmpfiles' aging doesn't interfere with our workspace
     # while we are working on it.
     with MkosiState(args, config) as state, scopedenv({"TMPDIR" : str(state.workspace)}):
+        # python caches the default temporary directory so when we modify TMPDIR we have to make sure it gets
+        # recalculated (see https://docs.python.org/3/library/tempfile.html#tempfile.tempdir).
+        tempfile.tempdir = None
+
         install_package_manager_trees(state)
 
         with mount_image(state):