#!/bin/bash

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

# Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
source ../settings/scripts/_common.sh
source /usr/share/yunohost/helpers

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

ynh_clean_setup () {
	#### Remove this function if there's nothing to clean before calling the remove script.
	true
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading installation settings..." --time --weight=1

app=$YNH_APP_INSTANCE_NAME

#=================================================
# STANDARD RESTORATION STEPS
#=================================================
# RECREATE THE DEDICATED USER
#=================================================
ynh_script_progression --message="Recreating the dedicated system user..." --time --weight=1

# Create the dedicated user (if not existing)
ynh_system_user_create --username=$app

#=================================================
# OPEN A PORT
#=================================================
ynh_script_progression --message="Configuring firewall..." --time --weight=1

ynh_exec_warn_less yunohost firewall allow --no-upnp Both 67

#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..." --time --weight=1

# Define and install dependencies
ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies

#=================================================
# RESTORE SYSTEMD
#=================================================
ynh_script_progression --message="Restoring the systemd configuration..." --time --weight=1

ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
ynh_restore_file --origin_path="/etc/systemd/system/$app.socket"
systemctl enable $app.service --quiet

#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..." --time --weight=1

yunohost service add $app --log="/var/log/$app/$app.log" --needs_exposed_ports=67

#=================================================
# RESTORE VARIOUS FILES
#=================================================

ynh_restore_file --origin_path="/var/log/$app/"

ynh_restore_file --origin_path="/usr/local/lib/$app/"

ynh_restore_file --origin_path="/usr/local/bin/lxc"
ynh_restore_file --origin_path="/usr/local/bin/lxd"
ynh_restore_file --origin_path="/usr/local/bin/lxc-to-lxd"
ynh_restore_file --origin_path="/usr/local/bin/lxd-p2c"

ynh_restore_file --origin_path="/etc/dnsmasq.d/lxd"

systemctl restart dnsmasq

ynh_restore_file --origin_path="/etc/ld.so.conf.d/$app.conf"

ldconfig

echo "root:1000000:65536 # Added by lxd#" | tee -a /etc/subuid /etc/subgid

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --time --weight=1

ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"

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

ynh_script_progression --message="Restoration completed for $app" --time --last