From 13401ffcaa39887830a8c86b171a53da883be75d Mon Sep 17 00:00:00 2001
From: Stefan Kreutz <mail@skreutz.com>
Date: Sat, 11 Apr 2026 23:42:55 +0200
Subject: Tag mirror, tmp as cache directories

---
 autoinstall-openbsd-on-qemu | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/autoinstall-openbsd-on-qemu b/autoinstall-openbsd-on-qemu
index 3b01c8e..7ca9d75 100755
--- a/autoinstall-openbsd-on-qemu
+++ b/autoinstall-openbsd-on-qemu
@@ -65,6 +65,17 @@ do
   fi
 done
 
+# Tag local mirror as cache directory.
+mkdir -p mirror/pub
+if [ ! -e mirror/pub/CACHEDIR.TAG ] ; then
+  cat >mirror/pub/CACHEDIR.TAG <<EOF
+Signature: 8a477f597d28d172789f06886806bc55
+# This file is a cache directory tag created by autoinstall-openbsd-on-qemu.
+# For information about cache directory tags, see:
+#      http://www.brynosaurus.com/cachedir/
+EOF
+fi
+
 # Fetch base public key from trusted HTTPS mirror.
 mkdir -p "mirror/pub/OpenBSD/${RELEASE}"
 if [ ! -e "mirror/pub/OpenBSD/${RELEASE}/openbsd-${dotless_release}-base.pub" ]
@@ -81,6 +92,14 @@ fi
 if [ ! -d "mirror/pub/OpenBSD/${RELEASE}/amd64" ]
 then
   mkdir -p tmp
+  if [ ! -e tmp/CACHEDIR.TAG ] ; then
+    cat >tmp/CACHEDIR.TAG <<EOF
+Signature: 8a477f597d28d172789f06886806bc55
+# This file is a cache directory tag created by autoinstall-openbsd-on-qemu.
+# For information about cache directory tags, see:
+#      http://www.brynosaurus.com/cachedir/
+EOF
+  fi
   printf "Fetching installation files ...\\n"
   rsync --archive --files-from=- --quiet \
     "${RSYNC_MIRROR}${RELEASE}/amd64/" \
-- 
cgit v1.3.1