From 908011fc1d49a8a113581795e1556430f2e34927 Mon Sep 17 00:00:00 2001
From: Valentin Lab <valentin.lab@kalysto.org>
Date: Wed, 7 Apr 2021 17:01:59 +0200
Subject: [PATCH] fix: [rsync-backup-target] force restart when config changed

Signed-off-by: Valentin Lab <valentin.lab@kalysto.org>
---
 rsync-backup-target/hooks/init | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/rsync-backup-target/hooks/init b/rsync-backup-target/hooks/init
index 04fee963..dacc0df5 100755
--- a/rsync-backup-target/hooks/init
+++ b/rsync-backup-target/hooks/init
@@ -47,9 +47,19 @@ while read-0 ident key; do
     keys["$key"]="$ident"
 done < <(echo "$keys" | shyaml key-values-0)
 
+debug "Adding config hash to enable recreating upon config change."
+config_hash=$({
+                 ## XXXvlab: ``env -i`` sole purpose is to protect find
+                 ## against big shell environments, and prevent it to fail.
+                 env -i find "${host_path_key}" \
+                      -name \*.pub -exec md5sum {} \;
+             } | md5_compat) || exit 1
+
 init-config-add "\
 $SERVICE_NAME:
   volumes:
     - $host_path_key:$local_path_key:ro
+  labels:
+    - compose.config_hash=$config_hash
 "