#!/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..." --time --weight=1

app=$YNH_APP_INSTANCE_NAME

final_path=$(ynh_app_setting_get --app=$app --key=final_path)
domain=$(ynh_app_setting_get --app=$app --key=domain)
db_name=$(ynh_app_setting_get --app=$app --key=db_name)

#=================================================
# STANDARD BACKUP STEPS
#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Stopping a systemd service..." --time --weight=1

ynh_systemd_action --service_name=${app}-web --action="stop" --log_path=systemd --line_match="Stopped"
ynh_systemd_action --service_name=${app}-sidekiq --action="stop" --log_path=systemd --line_match="Stopped"
ynh_systemd_action --service_name=${app}-streaming --action="stop" --log_path=systemd --line_match="Stopped"

#=================================================
# BACKUP THE APP MAIN DIR
#=================================================
ynh_script_progression --message="Backing up the main app directory..." --time --weight=1

ynh_backup --src_path="$final_path"

#=================================================
# BACKUP THE NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Backing up nginx web server configuration..." --time --weight=1

ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"

#=================================================
# BACKUP THE POSTGRESQL DATABASE
#=================================================
ynh_script_progression --message="Backing up the PostgreSQL database..." --time --weight=1

ynh_psql_dump_db "$db_name" > db.sql

#=================================================
# SPECIFIC BACKUP
#=================================================
# BACKUP SYSTEMD
#=================================================
ynh_script_progression --message="Backing up systemd configuration..." --time --weight=1

ynh_backup --src_path="/etc/systemd/system/$app-web.service"
ynh_backup --src_path="/etc/systemd/system/$app-sidekiq.service"
ynh_backup --src_path="/etc/systemd/system/$app-streaming.service"

#=================================================
# BACKUP A CRON FILE
#=================================================

ynh_backup --src_path="/etc/cron.d/$app"

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

ynh_systemd_action --action=start --service_name=${app}-web --line_match="Listening on tcp" --log_path=systemd
ynh_systemd_action --action=start --service_name=${app}-sidekiq --line_match="Starting processing" --log_path=systemd
ynh_systemd_action --action=start --service_name=${app}-streaming --line_match="Worker 1 now listening" --log_path=systemd

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

ynh_script_progression --message="Backup script completed for $app. (YunoHost will then actually copy those files to the archive)." --time --last