minetest_ynh/scripts/remove

#!/bin/bash

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

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

#=================================================
# LOAD SETTINGS
#=================================================
ynh_print_info --message="Loading installation settings..."

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app=$app --key=domain)
port=$(ynh_app_setting_get --app=$app --key=port)
db_name=$(ynh_app_setting_get --app=$app --key=db_name)
db_user=$db_name
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
use_postgresql=$(ynh_app_setting_get --app=$app --key=use_postgresql)

#=================================================
# STANDARD REMOVE
#=================================================
# REMOVE SERVICE FROM ADMIN PANEL
#=================================================

# Remove a service from the admin panel, added by `yunohost service add`
if yunohost service status $app >/dev/null 2>&1
then
	ynh_print_info --message="Removing $app service"
	yunohost service remove $app
fi

#=================================================
# STOP AND REMOVE SERVICE
#=================================================
ynh_print_info --message="Stopping and removing the systemd service"

# Remove the dedicated systemd config
ynh_remove_systemd_config

#=================================================
# REMOVE THE POSTGRESQL DATABASE
#=================================================
if [ $use_postgresql -eq 1 ]
then
ynh_print_info --message="Removing the PostgreSQL database"

# Remove a database if it exists, along with the associated user
ynh_psql_remove_db --user=$db_user --db=$db_name
fi

#=================================================
# REMOVE DEPENDENCIES
#=================================================
ynh_print_info --message="Removing dependencies"

# Remove metapackage and its dependencies
ynh_remove_app_dependencies

#=================================================
# REMOVE APP MAIN DIR
#=================================================
ynh_print_info --message="Removing app main directory"

# Remove the app directory securely
ynh_secure_remove --file="$final_path"
ynh_secure_remove --file="/home/yunohost.app/$app/"

#=================================================
# REMOVE LOGROTATE CONFIGURATION
#=================================================
ynh_print_info --message="Removing logrotate configuration"

# Remove the app-specific logrotate config
ynh_remove_logrotate

#=================================================
# CLOSE A PORT
#=================================================

if yunohost firewall list | grep -q "\- $port$"
then
	ynh_print_info --message="Closing port $port"
	ynh_exec_warn_less yunohost firewall disallow UDP $port
fi

#=================================================
# SPECIFIC REMOVE
#=================================================

#=================================================
# GENERIC FINALIZATION
#=================================================
# REMOVE DEDICATED USER
#=================================================
ynh_print_info --message="Removing the dedicated system user"

# Delete a system user
ynh_system_user_delete --username=$app

#=================================================
# END OF SCRIPT
#=================================================

ynh_print_info --message="Removal of $app completed"