Fix(restic) wait between retries

Too quick retry could lead to locking issue.

examples/example.restic

@@ -27,6 +27,9 @@ run_backup = yes
 # Retry to run the command [integer]
 #retry_run = 1
 
+# Seconds to wait between each retry attempts [integer]
+#retry_run = 5
+
 # Repository to backup to or restore from [path]
 repository = /mnt/backup
 

handlers/restic.in

@@ -16,6 +16,7 @@ getconf run_prune         "no"
 getconf run_rebuild_index "no"
 
 getconf retry_run 1
+getconf retry_wait 5
 
 getconf cacert
 getconf cache_dir
@@ -74,6 +75,7 @@ function run_cmd {
     (( pass++ ))
     debug "Attempt $pass"
     $1 && break
+    sleep $retry_wait
   done
 }