fix: [0km] remove last direct ssh access to backup server

Signed-off-by: Valentin Lab <valentin.lab@kalysto.org>

bin/0km

@@ -235,6 +235,11 @@ vps_check() {
 
 
 vps:rsync() {
+    rsync_options=()
+    while [[ "$1" == "-"* ]]; do
+        rsync_options+=("$1")
+        shift
+    done
     local vps="$1" id="$2" src="$3" dst="$4"
     if [[ "$src" != *":"* ]]; then
         err "Third argument '$src' should be a remote (include the server name as prefix)."
@@ -246,7 +251,7 @@ vps:rsync() {
 rsync -e "ssh ${ssh_options[*]}" \
               -azvArH --delete --delete-excluded \
               --partial --partial-dir .rsync-partial \
-              --numeric-ids \
+              --numeric-ids ${rsync_options[*]} \
       "$server":/var/mirror/"${id}${src}" "${dst}"
 EOF
 
@@ -322,7 +327,8 @@ EOF
     for vol in postfix rspamd redis crypt vmail{,-attachments}; do
         volume_name="mailcowdockerized_${vol}-vol-1"
         volume_dir="/var/lib/docker/volumes/${volume_name}/_data"
-        if ! ssh:run "root@$server" -- "[ -d '$BACKUP_PATH/${id}${volume_dir}' ]"; then
+        if ! vps:rsync -nd --no-r "$vps" "$id" "$server":"${volume_dir}/" "/tmp/dummy" >/dev/null 2>&1; then
+            warn "No '$volume_name' in backup. This might be expected."
             continue
         fi