From: Krzesimir Nowak <knowak@microsoft.com>
Date: Thu, 28 Mar 2024 14:19:55 +0000 (+0100)
Subject: test: Add sysext test-cases for checking mode preservation
X-Git-Tag: v256-rc1~86^2~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6aab53b175db08b6c76229fae72fc18726902b00;p=thirdparty%2Fsystemd.git

test: Add sysext test-cases for checking mode preservation
---

diff --git a/test/units/testsuite-50.sysext.sh b/test/units/testsuite-50.sysext.sh
index f3077f580d0..c69676a2089 100755
--- a/test/units/testsuite-50.sysext.sh
+++ b/test/units/testsuite-50.sysext.sh
@@ -721,4 +721,41 @@ touch "$fake_root$hierarchy/should-succeed-on-read-only-fs"
 
 (! SYSTEMD_SYSEXT_HIERARCHIES="$hierarchy" systemd-sysext --root="$fake_root" --mutable=import merge)
 
+
+for mutable_mode in no yes ephemeral; do
+    : "Check if merging the hierarchy does not change its permissions, checking with --mutable=${mutable_mode}"
+
+    fake_root="$FAKE_ROOTS_DIR/perm-checks-mutable-$mutable_mode"
+    hierarchy=/usr
+    extension_data_dir="$fake_root/var/lib/extensions.mutable$hierarchy"
+
+    prepare_root "$fake_root" "$hierarchy"
+    prepare_extension_image "$fake_root" "$hierarchy"
+    prepare_extension_mutable_dir "$extension_data_dir"
+    prepare_read_only_hierarchy "${fake_root}" "${hierarchy}"
+
+    full_path="$fake_root$hierarchy"
+    permissions_before_merge=$(stat --format=%A "$full_path")
+
+    # run systemd-sysext
+    SYSTEMD_SYSEXT_HIERARCHIES="$hierarchy" systemd-sysext --root="$fake_root" "--mutable=$mutable_mode" merge
+
+    permissions_after_merge=$(stat --format=%A "$full_path")
+
+    SYSTEMD_SYSEXT_HIERARCHIES="$hierarchy" systemd-sysext --root="$fake_root" unmerge
+
+    permissions_after_unmerge=$(stat --format=%A "$full_path")
+
+    if [[ "$permissions_before_merge" != "$permissions_after_merge" ]]; then
+        echo >&2 "Broken hierarchy permissions after merging with mutable mode ${mutable_mode@Q}, expected ${permissions_before_merge@Q}, got ${permissions_after_merge@Q}"
+        exit 1
+    fi
+
+    if [[ "$permissions_before_merge" != "$permissions_after_unmerge" ]]; then
+        echo >&2 "Broken hierarchy permissions after unmerging with mutable mode ${mutable_mode@Q}, expected ${permissions_before_merge@Q}, got ${permissions_after_unmerge@Q}"
+        exit 1
+    fi
+done
+
+
 exit 0