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systemd/SOURCES/0987-fstab-generator-allow-...

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From f4a9bdf74c23a55ea96de696155ce9a5dfa43850 Mon Sep 17 00:00:00 2001
From: Frantisek Sumsal <fsumsal@redhat.com>
Date: Mon, 27 Nov 2023 16:16:40 +0100
Subject: [PATCH] fstab-generator: allow overriding path to /sysroot/etc/fstab
too
Based on: 99e3d4767932bce5febb45e8543162d729d17425
Related: RHEL-1087
rhel-only
---
src/fstab-generator/fstab-generator.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/fstab-generator/fstab-generator.c b/src/fstab-generator/fstab-generator.c
index 105ddd2fd0..02f0bccd2f 100644
--- a/src/fstab-generator/fstab-generator.c
+++ b/src/fstab-generator/fstab-generator.c
@@ -503,13 +503,17 @@ static int add_mount(
return 0;
}
+static const char *sysroot_fstab_path(void) {
+ return getenv("SYSTEMD_SYSROOT_FSTAB") ?: "/sysroot/etc/fstab";
+}
+
static int parse_fstab(bool initrd) {
_cleanup_endmntent_ FILE *f = NULL;
const char *fstab;
struct mntent *me;
int r = 0;
- fstab = initrd ? "/sysroot/etc/fstab" : fstab_path();
+ fstab = initrd ? sysroot_fstab_path() : fstab_path();
f = setmntent(fstab, "re");
if (!f) {
if (errno == ENOENT)