1 files changed, 19 insertions, 0 deletions
diff --git a/fwbuilder b/fwbuilder
new file mode 100755
index 0000000..23edbf3
--- /dev/null
+++ b/fwbuilder
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+# Remove old compiled firewalls in case fwbuilder fails to compile. This
+# prevents it from redeploying old files by mistake.
+
+set -eu
+
+if [[ "$#" != 1 ]]; then
+	echo "Usage: fwbuilder <file>" >&2
+	exit 1
+fi
+
+file="$1"
+
+dir="$(dirname "$file")"
+shopt -s nullglob
+rm -f "$dir"/*.fw
+
+exec /usr/bin/fwbuilder "$file"