#!/bin/bash

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

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THIS ARGS
#=================================================
# Here is a small hack to avoid multi install CI test to fail due
# to same ssh_user provided
if [[ "${PACKAGE_CHECK_EXEC:-}" = "1" ]] && [[ "$YNH_APP_INSTANCE_NUMBER" != "1" ]] ; then
    ssh_user+="$YNH_APP_INSTANCE_NUMBER"
fi

ynh_system_user_exists --username="$ssh_user" && ynh_die --message="This user already exists"

#=================================================
# INSTALL BORG
#=================================================
ynh_script_progression --message="Installing Borg..."

install_borg_with_pip

#=================================================
# AUTORIZE SSH FOR THIS USER
#=================================================
ynh_script_progression --message="Configuring user and SSH public key for remote connexion..."

ynh_system_user_create --username="$ssh_user" --home_dir="/home/$ssh_user" --use_shell --groups ssh.app
mkdir -p "/home/$ssh_user"
chmod 700 "/home/$ssh_user"
chown "$ssh_user" "/home/$ssh_user"

# Tweak to prevent the backup of the backup itself
touch "/home/$ssh_user/.nobackup"

create_ssh_config "/home/$ssh_user/.ssh" "/home/$ssh_user/backup"

#=================================================
# SETUP CRON
#=================================================
ynh_script_progression --message="Configuring cron to monitor backup..."

ynh_add_config --template="monitor-backup.cron" --destination="/etc/cron.d/$app"
ynh_add_config --template="monitor-backup.sh" --destination="$install_dir/monitor-backup.sh"
chmod +x "$install_dir/monitor-backup.sh"

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

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