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-rw-r--r--tests/drop-privileges14
1 files changed, 12 insertions, 2 deletions
diff --git a/tests/drop-privileges b/tests/drop-privileges
index 0596e31..fd432d9 100644
--- a/tests/drop-privileges
+++ b/tests/drop-privileges
@@ -1,6 +1,17 @@
# Check privilige drop: UID/GID changes, chdir, environment, and file
# descriptors
+# ensure failure to drop privileges doesn't retain root privileges
+sed -ri 's/^#(user|group)\s*=\s*$/\1 = nonexistent-\1/' /etc/lacme/lacme.conf
+! lacme account 2>"$STDERR" || fail
+grepstderr -Fxq "getgrnam(nonexistent-group)"
+grepstderr -Fxq "Error: Invalid client version"
+
+sed -ri 's/^group\s*=\s*nonexistent.*/#&/' /etc/lacme/lacme.conf
+! lacme account 2>"$STDERR" || fail
+grepstderr -Fxq "getpwnam(nonexistent-user)"
+grepstderr -Fxq "Error: Invalid client version"
+
# create wrapper to inspect processes
STATUSDIR="/dev/shm/lacme-wrap"
install -oroot -groot -m0755 /dev/stdin /run/lacme-wrap <<-EOF
@@ -24,8 +35,7 @@ adduser --system --group \
--home /nonexistent --no-create-home \
--gecos "lacme account user" \
--quiet lacme-account
-sed -ri 's|^#user\s*=\s*$|user = lacme-account|' /etc/lacme/lacme.conf
-sed -ri 's|^#group\s*=\s*$|group = lacme-account|' /etc/lacme/lacme.conf
+sed -ri 's/^#?(user|group)\s*=\s*nonexistent.*/\1 = lacme-account/' /etc/lacme/lacme.conf
chown lacme-account: /etc/lacme/account.key
install -oroot -groot -dm0755 -- "$STATUSDIR"