Architectural Breakdown: Installing Flask on Ubuntu 24.04

It looks like you've provided a detailed setup and configuration guide for deploying a Flask application in a production environment. Here's a summary of the key points:

Shell Script for Deployment

The script ensures that your Python virtual environment is activated, installs dependencies from requirements.txt, and reloads the systemd service after deployment.

bash
 
1set -euo pipefail
2
3source /opt/myproject/venv/bin/activate
4
5bash atomic-lock.sh <<'EOF'
6pip install --no-cache-dir -r requirements.txt
7echo "Deployment complete at $(date -Iseconds)"
8EOF
9
10systemctl reload myproject.service

Systemd Service Configuration

The myproject.service file uses the notify type to ensure that workers signal readiness before systemd considers them fully started.

ini
 
1[Service]
2Type=notify
3ExecStart=/opt/myproject/venv/bin/gunicorn \
4    --workers 3 \
5    --worker-class sync \
6    --max-requests 1000 \
7    --max-requests-jitter 50 \
8    --timeout 30 \
9    --bind unix:/run/gunicorn.sock \
10    --access-logfile - \
11    --error-logfile - \
12
13[Read the full article at DEV Community](https://dev.to/agenticstack/architectural-breakdown-installing-flask-on-ubuntu-2404-1mhn)
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