Infrastructure tutorials

Production-grade guides for Linux, servers, security and performance. Copy-paste commands, multi-distro support, written by engineers who run this in production.

security Intermediate

Implement Nginx SSL certificate automation with Let's Encrypt using Certbot

Set up automated SSL certificate management for Nginx using Let's Encrypt and Certbot. Configure automatic certificate renewal, implement SSL security hardening, and monitor certificate health for production websites.

35 min 4 distros 20 views
security Advanced

Configure advanced nftables logging and monitoring for network security

Set up comprehensive nftables logging with structured syslog integration, Prometheus metrics collection, and ELK stack analysis. Configure Grafana dashboards for real-time firewall monitoring and automated alerting for security events.

45 min 4 distros 32 views
monitoring Intermediate

Configure Prometheus alerting with AlertManager notifications and webhook integration

Set up AlertManager to handle Prometheus alerts with email, Slack, and webhook notifications. Configure alerting rules, notification channels, and test the complete alerting pipeline.

25 min 4 distros 37 views
security Intermediate

Set up NGINX rate limiting and security headers for DDoS protection

Configure NGINX with comprehensive rate limiting zones, security headers, and DDoS protection rules to secure your web applications against malicious traffic and automated attacks.

25 min 4 distros 44 views
hosting Intermediate

Configure NGINX SSL termination with Certbot for Let's Encrypt certificates

Set up NGINX with automatic SSL certificate management using Let's Encrypt and Certbot, including security headers and automated renewal for production-ready HTTPS termination.

25 min 4 distros 81 views
monitoring Intermediate

Set up Telegraf custom plugins for application monitoring with Prometheus and InfluxDB integration

Learn to build custom Telegraf input plugins for application metrics collection, configure dual output to Prometheus and InfluxDB backends, and create comprehensive monitoring dashboards with Grafana for production observability.

45 min 4 distros 81 views
devops Intermediate

Setup advanced Airflow alerting with Slack integration and custom notification rules

Configure Apache Airflow to send intelligent alerts to Slack channels when DAGs fail, with custom notification rules based on task importance and execution context. Includes automated retry logic and escalation workflows.

45 min 4 distros 71 views
security Intermediate

Set up audit log analysis dashboard with Grafana and Prometheus for security monitoring

Build a comprehensive security monitoring dashboard that collects Linux audit logs through auditd, exports metrics to Prometheus, and visualizes security events in Grafana with automated alerting for suspicious activities.

45 min 4 distros 48 views
security Advanced

Implement OpenResty rate limiting and API protection with Lua middleware

Build production-grade API protection using OpenResty's Lua middleware with advanced rate limiting algorithms, request throttling, and comprehensive security policies for high-traffic web applications.

45 min 4 distros 58 views
devops Intermediate

Implement Django continuous deployment with Git hooks and automated testing

Set up automated Django deployment with Git hooks, testing pipelines, and production rollbacks. Configure continuous integration with database migrations, static file management, and zero-downtime deployments.

45 min 4 distros 90 views
performance Intermediate

Configure Django Redis caching and session storage for high-performance web applications

Set up Redis as both cache backend and session storage for Django applications. Improve page load times and user experience with proper Redis configuration and Django integration.

25 min 4 distros 75 views
linux Intermediate

Configure automated system maintenance with advanced cron scheduling and shell scripts

Set up comprehensive automated system maintenance using advanced cron scheduling patterns, custom shell scripts, and monitoring alerts to ensure optimal server performance and reliability.

45 min 4 distros 73 views

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