From 109d34cd1f66fbbaad493b99a2ca4285926c468f Mon Sep 17 00:00:00 2001
From: Valentin Lab <valentin.lab@kalysto.org>
Date: Sun, 29 Jan 2023 22:24:05 +0100
Subject: [PATCH] fix: [compose-core] fail on empty compose file

---
 bin/compose-core | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/bin/compose-core b/bin/compose-core
index 6c36281..783edf6 100755
--- a/bin/compose-core
+++ b/bin/compose-core
@@ -5616,6 +5616,12 @@ fi >&2
 
 COMPOSE_YML_FILE=$(get_compose_yml_location) || exit 1
 COMPOSE_YML_CONTENT=$(get_compose_yml_content) || exit 1
+
+if [ -z "$COMPOSE_YML_CONTENT" ]; then
+    err "Compose file '$HOST_COMPOSE_YML_FILE' is empty."
+    exit 1
+fi
+
 COMPOSE_YML_CONTENT_HASH=$(compose:yml:hash) || exit 1
 CHARM_STORE_HASH=$(charm.store_metadata_hash) || exit 1
 COMBINED_HASH=$(H "$COMPOSE_YML_CONTENT_HASH" "$CHARM_STORE_HASH") || exit 1