paperless-ngx update script

fix-nltk.py

#!/usr/bin/env python3

import nltk

nltk.download('stopwords')
nltk.download('punkt')

update.sh

#!/bin/bash

# Go to script dir
cd "$(dirname "$0")"

# Run as root
if [ "$(id -u)" -ne 0 ]; then
    exec sudo -u root $0 "$@"
    exit 0
fi

REL="$1"

if [ -z "$REL" ]; then
    echo "No version specified"
    exit 1
fi

stop_service() {
    SERVICE="$1"
    echo "Stopping $SERVICE..."
    systemctl stop "$SERVICE"
}

start_service() {
    SERVICE="$1"
    echo "Starting $SERVICE..."
    systemctl start "$SERVICE"
    systemctl is-active -q "$SERVICE"

    if [ $? -ne 0 ]; then
        echo "Failed to start $SERVICE"
        exit 1
    fi
}

stop_service "paperless-consumer"
stop_service "paperless-scheduler"
stop_service "paperless-task-queue"
stop_service "paperless-webserver"

echo "Downloading paperless v${REL}"
sudo -u paperless wget -q "https://github.com/paperless-ngx/paperless-ngx/releases/download/v${REL}/paperless-ngx-v${REL}.tar.xz"
if [ $? -ne 0 ]; then
    echo "Error downloading archive"
    exit 1
fi

sudo -u paperless mkdir "paperless-ngx-v${REL}"
if [ $? -ne 0 ]; then
    echo "Error extracting archive"
    exit 1
fi

sudo -u paperless tar xf "paperless-ngx-v${REL}.tar.xz" -C "paperless-ngx-v${REL}" --strip-components=1
if [ $? -ne 0 ]; then
    echo "Error extracting archive"
    exit 1
fi

pushd "paperless-ngx-v${REL}" >/dev/null

echo "Fixing cryptography..."
sudo -u paperless sed -i 's/cryptography==40\.0\.1/cryptography==40.0.2/' requirements.txt

echo "Installing requirements..."
sudo -u paperless ../venv/bin/pip3 install -r requirements.txt
retval=$?

if [ $retval -ne 0 ]; then
    exit $retval
fi

echo "Backing up config file..."
sudo -u paperless cp paperless.conf paperless.conf.orig

echo "Merging config files..."
sudo -u paperless merge paperless.conf paperless.conf.orig ../paperless-latest/paperless.conf

echo "Checking diff..."
DIFF=$(diff -s paperless.conf ../paperless-latest/paperless.conf)
retval=$?

if [ $retval -ne 0 ]; then
    echo "Changes in config file detected:"
    echo $DIFF

    echo
    read -p "Continue? " -n 1 -r
    echo # (optional) move to a new line
    if [[ ! $REPLY =~ ^[Yy]$ ]]; then
        exit 1
    fi
fi

echo "Updating symlink..."
popd >/dev/null
sudo -u paperless ln -sfn "paperless-ngx-v${REL}" paperless-latest

echo "Running migrations..."
pushd paperless-latest/src >/dev/null
sudo -u paperless ../../venv/bin/python3 manage.py migrate

popd >/dev/null

echo "Fixing nltk..."
sudo -u paperless ./venv/bin/python3 fix-nltk.py

echo "Starting services..."
start_service "paperless-consumer"
start_service "paperless-scheduler"
start_service "paperless-task-queue"
start_service "paperless-webserver"

echo "Clearing cache..."
sudo -u paperless ./venv/bin/pip3 cache purge