chg: [0km] use new ``ssh-key`` api ``get-type`` to discover type of backup

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

bin/0km

@@ -842,25 +842,18 @@ cmdline.spec:vps-backup:cmd:recover:run() {
     admin=${BACKUP_TARGET%%@*}
     server=${BACKUP_TARGET#*@}
 
-    ## XXXvlab: in this first implementation we expect to have access
-    ## to the server main ssh port 22, so we won't use the provided port.
-    # ssh_options=()
+    ssh_options=()
     if [[ "$server" == *":"* ]]; then
-        # ssh_options+=(-p "${server#*:}")
+        ssh_options+=(-p "${server#*:}")
         ssh_server=${server%%:*}
     fi
 
     BACKUP_PATH="/srv/datastore/data/rsync-backup-target/var/mirror"
 
-    if ! rtype=$(echo "
-                  if [ -d '$BACKUP_PATH/$id/var/lib/docker/volumes/mailcowdockerized_crypt-vol-1' ]; then
-                      echo mailcow
-                  elif [ -d '$BACKUP_PATH/$id/compose.yml' ]; then
-                      echo compose
-                  fi
-                  true
-                " | ssh:run "root@${ssh_server}" -- bash ); then
+    if ! rtype=$(ssh:run "$admin"@"${ssh_server}" "${ssh_options[@]}" -- ssh-key get-type "$id" ); then
         err "Could not get backup type."
+        echo "  Do you have admin access to $admin@$server ?" >&2
+        echo "  Are you sure '$id' backup identifier belongs to '$admin' admin on '$server' ?" >&2
         return 1
     fi