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 158 views
monitoring Intermediate

Set up centralized logging with Winston and Elasticsearch for Node.js applications

Configure Winston logging in Node.js with Elasticsearch transport for centralized log aggregation, monitoring, and analysis using Kibana dashboards.

45 min 4 distros 202 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 235 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 230 views
hosting Intermediate

Configure Lighttpd 1.4 load balancing with multiple backend servers for high availability

Set up Lighttpd with mod_proxy to distribute traffic across multiple backend servers, implement health checks for automatic failover, and configure SSL termination for a robust high availability web infrastructure.

25 min 4 distros 219 views
linux Intermediate

Implement backup rotation policies with automated cleanup using systemd timers and shell scripts

Set up automated backup rotation with systemd timers to manage storage space, implement retention policies for different backup types, and create monitoring alerts for backup health and cleanup processes.

45 min 4 distros 232 views
monitoring Intermediate

Install and configure Filebeat 8.15 for efficient log shipping to ELK stack

Set up Filebeat 8.15 to collect and ship logs from multiple sources to Elasticsearch. Configure SSL/TLS security, performance optimization, and monitoring for production-grade log aggregation.

45 min 4 distros 256 views
hosting Intermediate

Configure OpenResty load balancing with upstream health checks and automatic failover

Set up OpenResty with intelligent load balancing across multiple backend servers, health monitoring, and automatic failover to maintain high availability for web applications.

25 min 4 distros 173 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 173 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 233 views
hosting Intermediate

Configure PHP-FPM with NGINX reverse proxy and SSL certificates

Set up PHP-FPM with NGINX as a reverse proxy and secure it with Let's Encrypt SSL certificates. This configuration provides high performance for PHP applications with proper process isolation and automatic HTTPS.

25 min 4 distros 593 views
monitoring Intermediate

Configure advanced network monitoring with SmokePing for detailed latency analysis

Set up SmokePing for detailed network latency monitoring with visual graphs, multi-target analysis, and advanced alerting. Perfect for tracking network performance trends and identifying connectivity issues across multiple hosts.

45 min 4 distros 410 views

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