borgserver_ynh/scripts/upgrade

#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# LOAD SETTINGS
#=================================================

app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF AN UPGRADE IS NEEDED
#=================================================
ynh_check_app_version_changed

#=================================================
# 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

# Replace backports with pip
if is_stretch; then
    rm -f /etc/apt/sources.list.d/$app-stretch-backports.list

    install_borg_with_pip
fi