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firstboot: handle missing root password entries

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If /etc/passwd and/or /etc/shadow exist but don't have an existing root entry,
one needs to be added. Previously this only worked if the files didn't exist.
This commit is contained in:
Dan Nicholson
2024-07-31 04:02:39 -06:00
parent 5088de9daa
commit 2319154a6b
2 changed files with 23 additions and 8 deletions
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test/units/TEST-74-AUX-UTILS.firstboot.sh
+7
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@@ -91,6 +91,13 @@ systemd-firstboot --root="$ROOT" --root-password-file=root.passwd
grep -q "^root:x:0:0:" "$ROOT/etc/passwd"
grep -q "^root:[^!*]" "$ROOT/etc/shadow"
rm -fv "$ROOT/etc/passwd" "$ROOT/etc/shadow" root.passwd
# Make sure the root password is set if /etc/passwd and /etc/shadow exist but
# don't have a root entry.
touch "$ROOT/etc/passwd" "$ROOT/etc/shadow"
systemd-firstboot --root="$ROOT" --root-password=foo
grep -q "^root:x:0:0:" "$ROOT/etc/passwd"
grep -q "^root:[^!*]" "$ROOT/etc/shadow"
rm -fv "$ROOT/etc/passwd" "$ROOT/etc/shadow"
# If /etc/passwd and /etc/shadow exist, they will only be updated if the shadow
# password is !unprovisioned.
echo "root:x:0:0:root:/root:/bin/sh" >"$ROOT/etc/passwd"