service.sh•2.85 kB
#!/bin/bash
API_ROOT=$(dirname $(realpath "${0}"))
SERVICE_TEMPLATE="${API_ROOT}/service.template"
SERVICE_NAME="createveai-nexus"
SERVICE_USER=$(whoami)
SERVICE_GROUP=$(groups | awk '{print $1}')
# Check for ability to sudo
if [[ ! $(sudo -n true 2>/dev/null) ]]; then
echo "This script requires sudo"
exit 1
fi
# Check for install or uninstall options, if not print help
if [[ "$1" == "install" ]]; then
# Check for -U and -G options
while getopts "U:G:" opt; do
case $opt in
U)
SERVICE_USER=$OPTARG
;;
G)
SERVICE_GROUP=$OPTARG
;;
\?)
echo "Invalid option: -$OPTARG" >&2
;;
esac
done
# Create service file
sed -e "s|{API_ROOT}|${API_ROOT}|g" \
-e "s|{SERVICE_USER}|${SERVICE_USER}|g" \
-e "s|{SERVICE_GROUP}|${SERVICE_GROUP}|g" \
"${SERVICE_TEMPLATE}" > "${SERVICE_NAME}.service"
# Check for existing service#
if [[ -f "/etc/systemd/system/${SERVICE_NAME}.service" ]]; then
# Ask to stop and disable
read -p "Service already exists, stop and disable? [Y/n]: " -n 1 -r
echo
if [[ ! $REPLY =~ ^[Nn]$ ]]; then
sudo systemctl stop "${SERVICE_NAME}.service"
sudo systemctl disable "${SERVICE_NAME}.service"
else
echo "Service already exists, exiting"
exit 0
fi
fi
# Copy service file to /etc/systemd/system
sudo cp "${SERVICE_NAME}.service" "/etc/systemd/system/${SERVICE_NAME}.service"
# Set correct owner
sudo chown root:root "/etc/systemd/system/${SERVICE_NAME}.service"
# Set correct permissions
sudo chmod 644 "/etc/systemd/system/${SERVICE_NAME}.service"
# Reload systemd
sudo systemctl daemon-reload
# Ask to enable and start
read -p "Enable and start service? [Y/n]: " -n 1 -r
echo
if [[ ! $REPLY =~ ^[Nn]$ ]]; then
sudo systemctl enable "${SERVICE_NAME}.service"
sudo systemctl start "${SERVICE_NAME}.service"
fi
elif [[ "$1" == "uninstall" ]]; then
# Check if sure
read -p "Are you sure you want to uninstall the service? [y/N]: " -n 1 -r
echo
if [[ ! $REPLY =~ ^[Yy]$ ]]; then
echo "Exiting"
exit 0
fi
# Stop and disable service
sudo systemctl stop "${SERVICE_NAME}.service"
sudo systemctl disable "${SERVICE_NAME}.service"
# Remove service file
sudo rm "/etc/systemd/system/${SERVICE_NAME}.service"
# Reload systemd
sudo systemctl daemon-reload
# Remove service file
rm "${SERVICE_NAME}.service"
else
echo "Usage: $0 [install|uninstall] -U [username] -G [groupname]"
echo "By default, installs as createveai-api-server uses the logged-in user and group, and enables"
exit 1
fi