piratebox_ynh/scripts/install

#!/bin/bash

# PirateBox app for YunoHost 
# Copyright (C) 2015 Julien Vaubourg <julien@vaubourg.com>
# Contribute at https://github.com/labriqueinternet/piratebox_ynh
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
# 
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

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

source _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

#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================

domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH
opt_domain=$YNH_APP_ARG_OPT_DOMAIN
opt_name=$YNH_APP_ARG_OPT_NAME
opt_deleting=$YNH_APP_ARG_OPT_DELETING
opt_renaming=$YNH_APP_ARG_OPT_RENAMING
opt_chat=$YNH_APP_ARG_OPT_CHAT

#admin=$YNH_APP_ARG_ADMIN

app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..." --time --weight=1

final_path=/var/www/$app
final_path_admin=/var/www/"$app"_admin
final_path_tmp=/var/spool/$app
test ! -e "$final_path" || ynh_die --message="This path $final_path already contains a folder"
test ! -e "$final_path_admin" || ynh_die --message="This path $final_path_admin already contains a folder"
test ! -e "$final_path_tmp" || ynh_die --message="This path $final_path_tmp already contains a folder"

if ! yunohost app list --installed | grep -q "hotspot";
then
	ynh_die --message="Please install https://github.com/labriqueinternet/hotspot_ynh before"
fi


# Register (book) web path
ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_script_progression --message="Storing installation settings..." --time --weight=1

ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=path --value=$path_url
ynh_app_setting_set --app=$app --key=service_enabled --value=0
ynh_app_setting_set --app=$app --key=opt_domain --value=$opt_domain
ynh_app_setting_set --app=$app --key=opt_name --value=$opt_name
ynh_app_setting_set --app=$app --key=opt_renaming --value=$opt_renaming
ynh_app_setting_set --app=$app --key=opt_maxspace --value=90
ynh_app_setting_set --app=$app --key=opt_deleting --value=$opt_deleting
ynh_app_setting_set --app=$app --key=opt_chat --value=$opt_chat

# For now, there is a bug with getops /o\
yunohost app setting $app wifi_device_id -v -1

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================
ynh_script_progression --message="Configuring firewall..." --time --weight=1

# Find a free port
dns_port=$(ynh_find_port --port=4253)
web_port=$(ynh_find_port --port=4280)
# Open this port
ynh_exec_warn_less yunohost firewall allow --no-upnp UDP $dns_port
ynh_app_setting_set --app=$app --key=dns_port --value=$dns_port

ynh_exec_warn_less yunohost firewall allow --no-upnp TCP $web_port
ynh_app_setting_set --app=$app --key=web_port --value=$web_port

#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing dependencies..." --time --weight=1

ynh_install_app_dependencies $pkg_dependencies

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --time --weight=1

ynh_app_setting_set --app=$app --key=final_path --value=$final_path
ynh_app_setting_set --app=$app --key=final_path_admin --value=$final_path_admin
ynh_app_setting_set --app=$app --key=final_path_tmp --value=$final_path_tmp
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$final_path"

# Copy web sources (admin)
mkdir -pm 0755 $final_path_admin
cp -a ../sources/* $final_path_admin/

mkdir -pm 0755 $final_path_tmp

# Install fakedns
install -o root -g root -m 0755 ../conf/piratebox_fakedns /usr/local/bin/

# Copy init script
install -o root -g root -m 0755 ../conf/ynh-piratebox /usr/local/bin/

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring nginx web server..." --time --weight=1

# Create a dedicated nginx config for the admin portal
ynh_add_nginx_config final_path_admin

# nginx captive portal
install -b -o root -g root -m 0644 ../conf/nginx_captive-piratebox.conf /etc/nginx/captive-piratebox.conf

ynh_replace_string --match_string="__DOMAIN__" --replace_string="$opt_domain" --target_file="/etc/nginx/captive-piratebox.conf"
ynh_replace_string --match_string="__FINAL_PATH__" --replace_string="$final_path" --target_file="/etc/nginx/captive-piratebox.conf"
ynh_replace_string --match_string="__NAME__" --replace_string="$app" --target_file="/etc/nginx/captive-piratebox.conf"

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..." --time --weight=1

# Create a system user
ynh_system_user_create --username=$app

# Ensure the system user has enough sudo permissions
install -b -o root -g root -m 0440 ../conf/sudoers.conf /etc/sudoers.d/${app}_ynh
ynh_replace_string "__PIRATEBOX_SYSUSER__" "${app}" /etc/sudoers.d/${app}_ynh

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring php-fpm..." --time --weight=1

# Create a dedicated php-fpm config for the admin panel
tmp_final_path=$final_path
final_path=$final_path_admin
ynh_add_fpm_config

final_path=$tmp_final_path

install -b -o root -g root -m 0644 ../conf/phpfpm_captive-piratebox.conf /etc/php/7.0/fpm/pool.d/captive-piratebox.conf

ynh_replace_string --match_string="__NAMETOCHANGE__" --replace_string="$app" --target_file="/etc/php/7.0/fpm/pool.d/captive-piratebox.conf"
ynh_replace_string --match_string="__FINALPATH__" --replace_string="$final_path" --target_file="/etc/php/7.0/fpm/pool.d/captive-piratebox.conf"
ynh_replace_string --match_string="__USER__" --replace_string="$app" --target_file="/etc/php/7.0/fpm/pool.d/captive-piratebox.conf"
ynh_replace_string --match_string="__PHPVERSION__" --replace_string="$7.0" --target_file="/etc/php/7.0/fpm/pool.d/captive-piratebox.conf"

#=================================================
# SPECIFIC SETUP
#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Configuring a systemd service..." --time --weight=1

# Create a dedicated systemd config
ynh_add_systemd_config

#=================================================
# MODIFY A CONFIG FILE
#=================================================

install -b -o root -g root -m 0644 ../conf/piratebox_config.php.tpl $final_path/config.tpl.php

# Fix php-piratebox configuration
ynh_replace_string --match_string="<TPL:NGINX_REALPATH>" --replace_string="$final_path" --target_file="$final_path/config.tpl.php"

# Fix sources
ynh_replace_string --match_string="__PATH__" --replace_string="$path_url" --target_file="$final_path_admin/config.php"

#=================================================
# STORE THE CONFIG FILE CHECKSUM
#=================================================

# Calculate and store the config file checksum into the app settings
ynh_store_file_checksum --file="$final_path/config.tpl.php"
ynh_store_file_checksum --file="$final_path_admin/config.php"

#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions to app files
chown -R root: $final_path

chown www-data: $final_path_tmp

chmod -R 0644 $final_path
find $final_path -type d -exec chmod +x {} \;


sudo chown -R root: $final_path_admin
sudo chmod -R 0644 $final_path_admin/*
sudo find $final_path_admin/ -type d -exec chmod +x {} \;

# Fix permissions
sudo chown -R www-data: $final_path/public/uploads/
sudo chown -R www-data: $final_path/public/chat/

#=================================================
# ADVERTISE SERVICE IN ADMIN PANEL
#=================================================

yunohost service add $app --log "/var/log/$app/$app.log"

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

# Start a systemd service
ynh_systemd_action --service_name=$app --action="start"

ynh_print_warn --message="PirateBox is not started because you need to define an associated wifi hotspot through the web admin"

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading nginx web server and php7.0-fpm..." --time --weight=1

ynh_systemd_action --service_name=nginx --action=reload
ynh_systemd_action --service_name=php7.0-fpm --action=restart

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

ynh_script_progression --message="Installation of $app completed" --time --last