moonraker/scripts/install-moonraker.sh

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#!/bin/bash
# This script installs Moonraker on Debian based Linux distros.
SUPPORTED_DISTROS="debian"
PYTHONDIR="${MOONRAKER_VENV:-${HOME}/moonraker-env}"
SYSTEMDDIR="/etc/systemd/system"
REBUILD_ENV="${MOONRAKER_REBUILD_ENV:-n}"
FORCE_SYSTEM_INSTALL="${MOONRAKER_FORCE_SYSTEM_INSTALL:-n}"
DISABLE_SYSTEMCTL="${MOONRAKER_DISABLE_SYSTEMCTL:-n}"
SKIP_POLKIT="${MOONRAKER_SKIP_POLKIT:-n}"
CONFIG_PATH="${MOONRAKER_CONFIG_PATH}"
LOG_PATH="${MOONRAKER_LOG_PATH}"
DATA_PATH="${MOONRAKER_DATA_PATH}"
INSTANCE_ALIAS="${MOONRAKER_ALIAS:-moonraker}"
SPEEDUPS="${MOONRAKER_SPEEDUPS:-n}"
SERVICE_VERSION="1"
DISTRIBUTION=""
IS_SRC_DIST="n"
PACKAGES=""
# Check deprecated FORCE_DEFAULTS environment variable
if [ ! -z "${MOONRAKER_FORCE_DEFAULTS}" ]; then
echo "Deprecated MOONRAKER_FORCE_DEFAULTS environment variable"
echo -e "detected. Please use MOONRAKER_FORCE_SYSTEM_INSTALL\n"
FORCE_SYSTEM_INSTALL=$MOONRAKER_FORCE_DEFAULTS
fi
# Force script to exit if an error occurs
set -e
# Find source director from the pathname of this script
SRCDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )"/.. && pwd )"
# Determine if Moonraker is to be installed from source
if [ -f "${SRCDIR}/moonraker/__init__.py" ]; then
echo "Installing from Moonraker source..."
IS_SRC_DIST="y"
fi
# Detect Current Distribution
detect_distribution() {
distro_list=""
if [ -f "/etc/os-release" ]; then
distro_list="$( grep -Po "^ID=\K.+" /etc/os-release || true )"
like_str="$( grep -Po "^ID_LIKE=\K.+" /etc/os-release || true )"
if [ ! -z "${like_str}" ]; then
distro_list="${distro_list} ${like_str}"
fi
if [ ! -z "${distro_list}" ]; then
echo "Found Linux distribution IDs: ${distro_list}"
else
echo "Unable to detect Linux Distribution."
fi
fi
distro_id=""
while [ "$distro_list" != "$distro_id" ]; do
distro_id="${distro_list%% *}"
distro_list="${distro_list#$distro_id }"
supported_dists=$SUPPORTED_DISTROS
supported_id=""
while [ "$supported_dists" != "$supported_id" ]; do
supported_id="${supported_dists%% *}"
supported_dists="${supported_dists#$supported_id }"
if [ "$distro_id" = "$supported_id" ]; then
DISTRIBUTION=$distro_id
echo "Distribution detected: $DISTRIBUTION"
break
fi
done
[ ! -z "$DISTRIBUTION" ] && break
done
if [ -z "$DISTRIBUTION" ] && [ -x "$( which apt-get || true )" ]; then
# Fall back to debian if apt-get is deteted
echo "Found apt-get, falling back to debian distribution"
DISTRIBUTION="debian"
fi
# *** AUTO GENERATED OS PACKAGE DEPENDENCES START ***
if [ ${DISTRIBUTION} = "debian" ]; then
PACKAGES="python3-virtualenv python3-dev libopenjp2-7 libsodium-dev zlib1g-dev"
PACKAGES="${PACKAGES} libjpeg-dev packagekit wireless-tools curl"
PACKAGES="${PACKAGES} build-essential"
fi
# *** AUTO GENERATED OS PACKAGE DEPENDENCES END ***
}
# Step 2: Clean up legacy installation
cleanup_legacy() {
if [ -f "/etc/init.d/moonraker" ]; then
# Stop Moonraker Service
echo "#### Cleanup legacy install script"
sudo systemctl stop moonraker
sudo update-rc.d -f moonraker remove
sudo rm -f /etc/init.d/moonraker
sudo rm -f /etc/default/moonraker
fi
}
# Step 3: Install packages
install_packages()
{
if [ -z "${PACKAGES}" ]; then
echo "Unsupported Linux Distribution ${DISTRIBUTION}. "
echo "Bypassing system package installation."
return
fi
# Update system package info
report_status "Running apt-get update..."
sudo apt-get update --allow-releaseinfo-change
# Install desired packages
report_status "Installing Moonraker Dependencies:"
report_status "${PACKAGES}"
sudo apt-get install --yes ${PACKAGES}
}
# Step 4: Create python virtual environment
create_virtualenv()
{
report_status "Installing python virtual environment..."
# If venv exists and user prompts a rebuild, then do so
if [ -d ${PYTHONDIR} ] && [ $REBUILD_ENV = "y" ]; then
report_status "Removing old virtualenv"
rm -rf ${PYTHONDIR}
fi
if [ ! -d ${PYTHONDIR} ]; then
virtualenv -p /usr/bin/python3 ${PYTHONDIR}
#GET_PIP="${HOME}/get-pip.py"
#curl https://bootstrap.pypa.io/pip/3.6/get-pip.py -o ${GET_PIP}
#${PYTHONDIR}/bin/python ${GET_PIP}
#rm ${GET_PIP}
fi
# Install/update dependencies
export SKIP_CYTHON=1
if [ $IS_SRC_DIST = "y" ]; then
report_status "Installing Moonraker python dependencies..."
${PYTHONDIR}/bin/pip install -r ${SRCDIR}/scripts/moonraker-requirements.txt
if [ ${SPEEDUPS} = "y" ]; then
report_status "Installing Speedups..."
${PYTHONDIR}/bin/pip install -r ${SRCDIR}/scripts/moonraker-speedups.txt
fi
else
report_status "Installing Moonraker package via Pip..."
if [ ${SPEEDUPS} = "y" ]; then
${PYTHONDIR}/bin/pip install -U moonraker[speedups]
else
${PYTHONDIR}/bin/pip install -U moonraker
fi
fi
}
# Step 5: Initialize data folder
init_data_path()
{
report_status "Initializing Moonraker Data Path at ${DATA_PATH}"
config_dir="${DATA_PATH}/config"
logs_dir="${DATA_PATH}/logs"
env_dir="${DATA_PATH}/systemd"
config_file="${DATA_PATH}/config/moonraker.conf"
[ ! -e "${DATA_PATH}" ] && mkdir ${DATA_PATH}
[ ! -e "${config_dir}" ] && mkdir ${config_dir}
[ ! -e "${logs_dir}" ] && mkdir ${logs_dir}
[ ! -e "${env_dir}" ] && mkdir ${env_dir}
[ -n "${CONFIG_PATH}" ] && config_file=${CONFIG_PATH}
# Write initial configuration for first time installs
if [ ! -f $SERVICE_FILE ] && [ ! -e "${config_file}" ]; then
# detect machine provider
if [ "$( systemctl is-active dbus )" = "active" ]; then
provider="systemd_dbus"
else
provider="systemd_cli"
fi
report_status "Writing Config File ${config_file}:\n"
/bin/sh -c "cat > ${config_file}" << EOF
# Moonraker Configuration File
[server]
host: 0.0.0.0
port: 7125
# Make sure the klippy_uds_address is correct. It is initialized
# to the default address.
klippy_uds_address: /tmp/klippy_uds
[machine]
provider: ${provider}
EOF
cat ${config_file}
fi
}
# Step 6: Install startup script
install_script()
{
# Create systemd service file
ENV_FILE="${DATA_PATH}/systemd/moonraker.env"
if [ ! -f $ENV_FILE ] || [ $FORCE_SYSTEM_INSTALL = "y" ]; then
rm -f $ENV_FILE
env_vars="MOONRAKER_DATA_PATH=\"${DATA_PATH}\""
[ -n "${CONFIG_PATH}" ] && env_vars="${env_vars}\nMOONRAKER_CONFIG_PATH=\"${CONFIG_PATH}\""
[ -n "${LOG_PATH}" ] && env_vars="${env_vars}\nMOONRAKER_LOG_PATH=\"${LOG_PATH}\""
env_vars="${env_vars}\nMOONRAKER_ARGS=\"-m moonraker\""
[ $IS_SRC_DIST = "y" ] && env_vars="${env_vars}\nPYTHONPATH=\"${SRCDIR}\"\n"
echo -e $env_vars > $ENV_FILE
fi
[ -f $SERVICE_FILE ] && [ $FORCE_SYSTEM_INSTALL = "n" ] && return
report_status "Installing system start script..."
sudo groupadd -f moonraker-admin
sudo /bin/sh -c "cat > ${SERVICE_FILE}" << EOF
# systemd service file for moonraker
[Unit]
Description=API Server for Klipper SV${SERVICE_VERSION}
Requires=network-online.target
After=network-online.target
[Install]
WantedBy=multi-user.target
[Service]
Type=simple
User=$USER
SupplementaryGroups=moonraker-admin
RemainAfterExit=yes
EnvironmentFile=${ENV_FILE}
ExecStart=${PYTHONDIR}/bin/python \$MOONRAKER_ARGS
Restart=always
RestartSec=10
EOF
# Use systemctl to enable the klipper systemd service script
if [ $DISABLE_SYSTEMCTL = "n" ]; then
sudo systemctl enable "${INSTANCE_ALIAS}.service"
sudo systemctl daemon-reload
fi
}
# Step 7: Validate/Install polkit rules
check_polkit_rules()
{
if [ ! -x "$(command -v pkaction || true)" ]; then
echo "PolKit not installed"
return
fi
if [ "${SKIP_POLKIT}" = "y" ]; then
echo "Skipping PolKit rules installation"
return
fi
POLKIT_VERSION="$( pkaction --version | grep -Po "(\d+\.?\d*)" )"
NEED_POLKIT_INSTALL="n"
if [ $FORCE_SYSTEM_INSTALL = "n" ]; then
if [ "$POLKIT_VERSION" = "0.105" ]; then
POLKIT_LEGACY_FILE="/etc/polkit-1/localauthority/50-local.d/10-moonraker.pkla"
# legacy policykit rules don't give users other than root read access
if sudo [ ! -f $POLKIT_LEGACY_FILE ]; then
NEED_POLKIT_INSTALL="y"
else
echo "PolKit rules file found at ${POLKIT_LEGACY_FILE}"
fi
else
POLKIT_FILE="/etc/polkit-1/rules.d/moonraker.rules"
POLKIT_USR_FILE="/usr/share/polkit-1/rules.d/moonraker.rules"
if sudo [ -f $POLKIT_FILE ]; then
echo "PolKit rules file found at ${POLKIT_FILE}"
elif sudo [ -f $POLKIT_USR_FILE ]; then
echo "PolKit rules file found at ${POLKIT_USR_FILE}"
else
NEED_POLKIT_INSTALL="y"
fi
fi
else
NEED_POLKIT_INSTALL="y"
fi
if [ "${NEED_POLKIT_INSTALL}" = "y" ]; then
report_status "Installing PolKit Rules"
polkit_script="${SRCDIR}/scripts/set-policykit-rules.sh"
if [ $IS_SRC_DIST != "y" ]; then
polkit_script="${PYTHONDIR}/share/moonraker"
polkit_script="${polkit_script}/scripts/set-policykit-rules.sh"
fi
if [ -f "$polkit_script" ]; then
set +e
$polkit_script -z
set -e
else
echo "PolKit rule install script not found at $polkit_script"
fi
fi
}
# Step 8: Start server
start_software()
{
report_status "Launching Moonraker API Server..."
sudo systemctl restart ${INSTANCE_ALIAS}
}
# Helper functions
report_status()
{
echo -e "\n\n###### $1"
}
verify_ready()
{
if [ "$EUID" -eq 0 ]; then
echo "This script must not run as root"
exit -1
fi
}
# Parse command line arguments
while getopts "rfzxsc:l:d:a:" arg; do
case $arg in
r) REBUILD_ENV="y";;
f) FORCE_SYSTEM_INSTALL="y";;
z) DISABLE_SYSTEMCTL="y";;
x) SKIP_POLKIT="y";;
s) SPEEDUPS="y";;
c) CONFIG_PATH=$OPTARG;;
l) LOG_PATH=$OPTARG;;
d) DATA_PATH=$OPTARG;;
a) INSTANCE_ALIAS=$OPTARG;;
esac
done
if [ -z "${DATA_PATH}" ]; then
if [ "${INSTANCE_ALIAS}" = "moonraker" ]; then
DATA_PATH="${HOME}/printer_data"
else
num="$( echo ${INSTANCE_ALIAS} | grep -Po "moonraker[-_]?\K\d+" || true )"
if [ -n "${num}" ]; then
DATA_PATH="${HOME}/printer_${num}_data"
else
DATA_PATH="${HOME}/${INSTANCE_ALIAS}_data"
fi
fi
fi
SERVICE_FILE="${SYSTEMDDIR}/${INSTANCE_ALIAS}.service"
# Run installation steps defined above
verify_ready
detect_distribution
cleanup_legacy
install_packages
create_virtualenv
init_data_path
install_script
check_polkit_rules
if [ $DISABLE_SYSTEMCTL = "n" ]; then
start_software
fi