From 9ba5d8811630a3d2af90fdc52f4fd6b03ee9e692 Mon Sep 17 00:00:00 2001

From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>

Date: Tue, 21 May 2019 19:26:12 +0200

Subject: [PATCH] core: unset HOME=/ that the kernel gives us

Partially fixes #12389.

%h would return "/" in a machine, but "/root" in a container. Let's fix

this by resetting $HOME to the expected value.

(cherry picked from commit 9d48671c62de133a2b9fe7c31e70c0ff8e68f2db)

Resolves: #2056527

---

 src/core/main.c | 5 +++++

 1 file changed, 5 insertions(+)

diff --git a/src/core/main.c b/src/core/main.c

index d897155644..08a4df3c97 100644

--- a/src/core/main.c

+++ b/src/core/main.c

@@ -1307,6 +1307,11 @@ static int fixup_environment(void) {

         if (setenv("TERM", t, 1) < 0)

                 return -errno;

+        /* The kernels sets HOME=/ for init. Let's undo this. */

+        if (path_equal_ptr(getenv("HOME"), "/") &&

+            unsetenv("HOME") < 0)

+                log_warning_errno(errno, "Failed to unset $HOME: %m");

+

         return 0;

 }