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lstu_ynh/scripts/install
2020-05-28 21:17:25 +02:00

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#!/bin/bash
#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
source _common.sh
source /usr/share/yunohost/helpers
#=================================================
# MANAGE SCRIPT FAILURE
#=================================================
ynh_print_info --message="Managing script failure..."
ynh_clean_setup () {
ynh_clean_check_starting
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors
#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================
ynh_print_info --message="Retrieving arguments from the manifest..."
domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH
is_public=$YNH_APP_ARG_IS_PUBLIC
theme=$YNH_APP_ARG_THEME
password=$YNH_APP_ARG_PASSWORD
secret=$(ynh_string_random 24)
hashed_password=$(echo -n $password | sha256sum | cut -d' ' -f1)
app=$YNH_APP_INSTANCE_NAME
#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..."
final_path=/var/www/$app
test ! -e "$final_path" || ynh_die --message="This path already contains a folder"
# Normalize the url path syntax
path_url=$(ynh_normalize_url_path --path_url=$path_url)
# Check web path availability
ynh_webpath_available --domain=$domain --path_url=$path_url
# Register (book) web path
ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_script_progression --message="Configuring firewall..."
ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=path --value=$path_url
ynh_app_setting_set --app=$app --key=is_public --value=$is_public
ynh_app_setting_set --app=$app --key=theme --value=$theme
ynh_app_setting_set --app=$app --key=secret --value=$secret
ynh_app_setting_set --app=$app --key=hashed_password --value=$hashed_password
#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================
ynh_script_progression --message="Storing installation settings..."
# Find an available port
port=$(ynh_find_port --port=8095)
ynh_app_setting_set --app=$app --key=port --value=$port
# Optional: Expose this port publicly
# (N.B. : you only need to do this if the app actually needs to expose the port publicly.
# If you do this and the app doesn't actually need you are CREATING SECURITY HOLES IN THE SERVER !)
# Open the port
ynh_exec_warn_less yunohost firewall allow --no-upnp TCP $port
#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing dependencies..."
# Install Carton
echo yes | cpanm Carton
#=================================================
# CREATE A POSTGRESQL DATABASE
#=================================================
ynh_script_progression --message="Creating a PostgreSQL database..."
# Create postgresql database
ynh_psql_test_if_first_run
db_name=$(ynh_sanitize_dbid --db_name=$app)
db_user=$db_name
ynh_app_setting_set --app=$app --key=db_name --value=$db_name
ynh_psql_setup_db --db_user=$db_user --db_name=$db_name
db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd) # Password created in ynh_psql_setup_db function
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..."
ynh_app_setting_set --app=$app --key=final_path --value=$final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$final_path"
#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring nginx web server..."
# Create a dedicated nginx config
ynh_add_nginx_config
#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..."
# Create a system user
ynh_system_user_create --username=$app
#=================================================
# Copy and fix variable into lstu config
#=================================================
ynh_script_progression --message="Configuring lstu..."
config="${final_path}/lstu.conf"
cp ../conf/lstu.conf.template "$config"
ynh_replace_string --match_string="__DOMAIN__" --replace_string="$domain" --target_file="$config"
ynh_replace_string --match_string="__PATH__" --replace_string="$path_url" --target_file="$config"
ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file="$config"
ynh_replace_string --match_string="__DB_NAME__" --replace_string="$db_name" --target_file="$config"
ynh_replace_string --match_string="__DB_USER__" --replace_string="$db_user" --target_file="$config"
ynh_replace_string --match_string="__DB_PWD__" --replace_string="$db_pwd" --target_file="$config"
ynh_replace_string --match_string="__SELECTED_THEME__" --replace_string="$theme" --target_file="$config"
ynh_replace_string --match_string="__PASSWORD_HASHED__" --replace_string="$hashed_password" --target_file="$config"
ynh_replace_string --match_string="__SECRET__" --replace_string="$secret" --target_file="$config"
if [ $is_public -eq 0 ];
then
ynh_replace_string --match_string="__IS_PUBLIC__" --replace_string="" --target_file="$config"
else
ynh_replace_string --match_string="__IS_PUBLIC__" --replace_string="#" --target_file="$config"
fi
ynh_store_file_checksum --file="$config"
#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Configuring a systemd service..."
# Create a dedicated systemd config
ynh_add_systemd_config
#=================================================
# BUILD LSTU
#=================================================
ynh_script_progression --message="Installing lstu..."
pushd $final_path
carton install --deployment --without=sqlite --without=mysql
popd
#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================
ynh_print_info --message="Securing files and directories..."
# Set permissions to app files
chown -R www-data $final_path
#=================================================
# SETUP LOGROTATE
#=================================================
ynh_script_progression --message="Configuring log rotation..."
# Use logrotate to manage application logfile(s)
ynh_use_logrotate
#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_print_info --message="Integrating service in YunoHost..."
yunohost service add $app --log "/var/log/$app.log" --log "/var/www/$app/log/production.log"
#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_print_info --message="Starting a systemd service..."
# Start a systemd service
ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Server available at"
#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring SSOwat..."
ynh_app_setting_set --app=$app --key=unprotected_uris --value="/"
if [ $is_public -eq 0 ]
then
# If the app is private, only the shortened URLs are publics.
if [ "$path_url" == "/" ]; then
# If the path is /, clear it to prevent any error with the regex.
path_url=""
fi
# Modify the domain to be used in a regex
domain_regex=$(echo "$domain" | sed 's@-@.@g')
ynh_app_setting_set --app=$app --key=protected_regex --value="$domain_regex$path_url/login$","$domain_regex$path_url/logout$","$domain_regex$path_url/api$","$domain_regex$path_url/extensions$","$domain_regex$path_url/stats$","$domain_regex$path_url/d/.*$","$domain_regex$path_url/a$","$domain_regex$path_url/$"
fi
#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading nginx web server..."
ynh_systemd_action --service_name=nginx --action=reload
#=================================================
# END OF SCRIPT
#=================================================
ynh_script_progression --message="Installation of $app completed"