update_daemon

#!/bin/sh

if [ $(whoami) != 'root' ]; then
	echo -e "\nInsuffiecent Rights. (Vous devez avoir les droits super-utilisateur pour executer $0)"
	exit 1;
fi

# Check Python 3 is installed
if [[ ! $(which python3) ]]; then
        echo "Python 3 is required"
        exit 1
fi

echo "Creating service user"
SERVICE_USER='maestro_service'
SERVICE_GROUP='maestro_service'

id -g $SERVICE_GROUP >& /dev/null
if [ $? -eq 1 ]; then
	groupadd $SERVICE_GROUP
fi

id -u $SERVICE_USER >& /dev/null
if [ $? -eq 1 ]; then
	useradd -r -s /bin/false maestro_service
	usermod -g $SERVIC_GROUP $SERVICE_USER
fi

echo "Stopping service (Arret du service maestro)"
systemctl stop maestro.service

echo "Installation des dépendances"
apt-get update
apt-get install build-essential \
    libsystemd-dev
/usr/bin/python3 -m pip install paho-mqtt
/usr/bin/python3 -m pip install websocket-client
/usr/bin/python3 -m pip install systemd-python
/usr/bin/python3 -m pip install psutil

echo "Copy files. (Copie des fichiers necessaires)"
if [ ! -d "/usr/local/lib/maestro_service" ];then
	mkdir -p /usr/local/lib/maestro_service
	chown -R root:$SERVICE_GROUP /usr/local/lib/maestro_service
fi

cp _config_.py /usr/local/lib/maestro_service
cp commands.py /usr/local/lib/maestro_service
cp messages.py /usr/local/lib/maestro_service
cp maestro.py /usr/local/lib/maestro_service

if [ -d "/usr/local/lib/maestro_service" ];then
	chown -R root:$SERVICE_GROUP /usr/local/lib/maestro_service/*
	chmod -R 0744 /usr/local/lib/maestro_service/*
fi

cp maestro.service /etc/systemd/system
chmod a+x /etc/systemd/system/maestro.service
echo "Restarting service. (Redemarage du service, la fenetre pourra etre fermee.)"
systemctl --system daemon-reload
systemctl restart maestro.service