zeronet_ynh/scripts/upgrade

#!/usr/bin/env bash

# Exit on command errors and treat unset variables as an error
set -eu

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

main() {
  local app=${YNH_APP_INSTANCE_NAME}
  local user=$( ynh_app_setting_get $app user )
  local deploy_path=$( ynh_app_setting_get $app deploy_path )
  local symlink_to_deploy_path=$( ynh_app_setting_get $app symlink_to_deploy_path )
  local installed_version=$( ynh_app_setting_get $app installed_version )
  local systemd_service_name=$( ynh_app_setting_get $app systemd_service_name )
  local app_config=../conf/app.src 
  local source_version=$(app_config_get $app_config "SOURCE_VERSION")

  local old_deploy_path=$deploy_path
  local new_deploy_path=$( make_deploy_path $app $source_version )

  obtain_and_deploy_source $app_config $new_deploy_path $symlink_to_deploy_path $user

  sudo systemctl restart $systemd_service_name

  ynh_app_setting_set $app installed_version $source_version
  ynh_app_setting_set $app deploy_path $new_deploy_path

  if [ $new_deploy_path != $old_deploy_path ]; then
    sudo rm -rf $old_deploy_path
  fi
}

main