From 1abced33e6a4102c5545810df7981ef0f64f914e Mon Sep 17 00:00:00 2001
From: Luc Didry <luc@didry.org>
Date: Fri, 20 Oct 2017 11:48:26 +0200
Subject: [PATCH] Add upgrade script skeleton

---
 scripts/upgrade | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 scripts/upgrade

diff --git a/scripts/upgrade b/scripts/upgrade
new file mode 100644
index 0000000..646833b
--- /dev/null
+++ b/scripts/upgrade
@@ -0,0 +1,41 @@
+#!/bin/bash
+# Exit on command errors and treat unset variables as an error
+set -eu
+
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# LOAD SETTINGS
+#=================================================
+
+app=$YNH_APP_INSTANCE_NAME
+
+pvp=$(ynh_app_setting_get $app pvp)
+damage=$(ynh_app_setting_get $app damage)
+domain=$(ynh_app_setting_get $app domain)
+creative=$(ynh_app_setting_get $app creative)
+is_public=$(ynh_app_setting_get $app is_public)
+
+#=================================================
+# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
+#=================================================
+# Backup the current version of the app
+ynh_backup_before_upgrade
+ynh_clean_setup () {
+    # restore it if the upgrade fails
+    ynh_restore_upgradebackup
+}
+# Exit if an error occurs during the execution of the script
+ynh_abort_if_errors
+
+#=================================================
+# STANDARD UPGRADE STEPS
+#=================================================
+# nothing yet