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mirror of https://github.com/YunoHost-Apps/hotspot_ynh.git synced 2024-09-03 19:25:53 +02:00
hotspot_ynh/scripts/restore

141 lines
5.3 KiB
Bash

#!/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 () {
ynh_clean_check_starting
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors
#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading installation settings..."
app=$YNH_APP_INSTANCE_NAME
firmware_nonfree=$(ynh_app_setting_get --app=$app --key=firmware_nonfree)
service_name=$(ynh_app_setting_get --app=$app --key=service_name)
wifi_device=$(ynh_app_setting_get --app=$app --key=wifi_device)
#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================
ynh_script_progression --message="Validating restoration parameters..."
#=================================================
# FIND AND OPEN A PORT
#=================================================
ynh_script_progression --message="Configuring firewall..."
# Update firewall for DHCP
ynh_exec_warn_less yunohost firewall allow --no-upnp --ipv6 UDP 547
ynh_exec_warn_less yunohost firewall allow --no-upnp UDP 67
# Meh idk where to put this ... On RPi, by default wlan is blocked
if test -e /usr/sbin/rfkill && rfkill | grep wlan | grep -q -w 'blocked'
then
ynh_print_info "Unblocking wlan interface..."
/usr/sbin/rfkill unblock wlan
fi
#=================================================
# STANDARD RESTORATION STEPS
#=================================================
#=================================================
# RECREATE THE DEDICATED USER
#=================================================
ynh_script_progression --message="Recreating the dedicated system user..."
# Create the dedicated user (if not existing)
ynh_system_user_create --username=$app
if [[ $firmware_nonfree -eq 1 ]]; then
check_armbian_nonfree_conflict
ynh_install_extra_app_dependencies --repo="deb http://deb.debian.org/debian $(ynh_get_debian_release) non-free" --package="$nonfree_firmware_packages"
else
pkg_dependencies="$pkg_dependencies $free_firmware_packages"
fi
ynh_restore_file --origin_path="/etc/hostapd/$app/hostapd.conf.tpl"
ynh_restore_file --origin_path="/etc/hostapd/$app/hostapd.conf" --not_mandatory
ynh_restore_file --origin_path="/etc/dnsmasq.$app/dhcpdv6.conf.tpl"
ynh_restore_file --origin_path="/etc/dnsmasq.$app/dhcpdv6.conf" --not_mandatory
ynh_restore_file --origin_path="/etc/dnsmasq.$app/dhcpdv4.conf.tpl"
ynh_restore_file --origin_path="/etc/dnsmasq.$app/dhcpdv4.conf" --not_mandatory
ynh_restore_file --origin_path="/usr/local/bin/$service_name"
ynh_restore_file --origin_path="/etc/openvpn/scripts/route-up.d/90-${service_name}"
ynh_restore_file --origin_path="/etc/openvpn/scripts/route-down.d/90-${service_name}"
#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..."
# Define and install dependencies
ynh_install_app_dependencies $pkg_dependencies
#=================================================
# RESTORE SYSTEMD
#=================================================
ynh_script_progression --message="Restoring the systemd configuration..."
ynh_restore_file --origin_path="/etc/systemd/system/$service_name.service"
ynh_restore_file --origin_path="/etc/systemd/system/hostapd@$app.service"
#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..."
yunohost service add $service_name --description "Creates a Wi-Fi access point" --test_status "systemctl is-active hostapd@$app" --need_lock
#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..."
hot_reload_usb_wifi_cards
if [[ -z "$wifi_device" ]] || ! grep -q -F "$wifi_device" <(unused_iw_devices); then
wifi_device=$(unused_iw_devices | head -n 1)
ynh_app_setting_set --app=$app --key=wifi_device --value="${wifi_device}"
fi
if [[ -z $wifi_device ]]; then
ynh_app_setting_set --app=$app --key=service_enabled --value=0
else
ynh_app_setting_set --app=$app --key=service_enabled --value=1
fi
# Start a systemd service if device is present
if [[ $wifi_device == "" ]]; then
echo "WARNING: Wifi Hotspot is not started because no wifi device was found (please, check the web admin)" >&2
else
ynh_systemd_action --service_name=$service_name --action="start" --log_path=systemd #--line_match="Started YunoHost Wifi Hotspot"
fi
#=================================================
# END OF SCRIPT
#=================================================
ynh_script_progression --message="Restoration completed for $app"