#!/bin/bash

#=================================================
# GENERIC START
#=================================================

# Import common cmd
source ./experimental_helper.sh
source ./_common.sh

# Source YunoHost helpers
source /usr/share/yunohost/helpers

# Stop script if errors
ynh_abort_if_errors

ynh_script_progression --message="Loading installation settings..."

# Retrieve app settings
domain=$(ynh_app_setting_get --app $app --key domain)
path_url=$(ynh_normalize_url_path --path_url $(ynh_app_setting_get --app $app --key path))
port=$(ynh_app_setting_get --app $app --key http_port)
nginx_status_port=$(ynh_app_setting_get --app $app --key nginx_status_port)
dbuser=$app
dbname=$app
dbpass=$(ynh_app_setting_get --app $app --key mysqlpwd)

# Stop services
ynh_script_progression --message="Stoping services..."
systemctl stop monitorix.service

# Backup the current version of the app
if [ "0$(ynh_app_setting_get --app=$app --key=disable_backup_before_upgrade)" -ne 1 ]
then
    ynh_backup_before_upgrade
    ynh_clean_setup () {
        # Clean installation remainings that are not handled by the remove script.
        ynh_restore_upgradebackup
    }
fi
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# STANDARD UPGRADE STEPS
#=================================================

# Install package
ynh_script_progression --message="Installing dependencies..." --weight=6
install_dependances

# Download package and install it
ynh_script_progression --message="Upgrading source files..." --weight=6
# Fix issue on package deployement
test -e /etc/monitorix/conf.d/00-debian.conf || touch /etc/monitorix/conf.d/00-debian.conf
get_install_source

# Configure init script
ynh_script_progression --message="Configuring a systemd service..." --weight=2
ynh_add_systemd_config

# Update nginx config
config_nginx

# Update monitorix configuration
ynh_script_progression --message="Configuring application..."
config_monitorix

# Remove old hook if exist
ynh_secure_remove --file=/usr/share/yunohost/hooks/post_iptable_rules/50-$app

#=================================================
# GENERIC FINALIZATION
#=================================================

# Set access
ynh_script_progression --message="Protecting directory..."
set_permission

# register yunohost service
yunohost service add monitorix

# Reload monitorix
# While we stop monitorix sometime the built-in web server is not stopped cleanly. So are sure that everything is cleanly stoped by that
# So this fix that
ynh_script_progression --message="Starting monitorix services..." --weight=3
systemctl stop monitorix.service
sleep 1
pkill -f "monitorix-httpd listening on" || true
ynh_systemd_action -l ' - Ok, ready.' -p 'systemd'

ynh_script_progression --message="Upgrade of $app completed" --last