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.

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Install and configure Deno for web development with systemd and reverse proxy

hosting
10,628

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
6,491

Fix apt update E: Repository no longer has a Release file

linux
6,015

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
5,583

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
5,092

Recently published

Set up automated MariaDB Galera cluster backups with compression

databases
1 week ago

Configure MariaDB ColumnStore for high-performance analytics workloads

databases
1 week ago

Implement Kibana 8 custom threat hunting dashboards for security incident response

monitoring
2 weeks ago

Configure Logstash 8 security pipelines with threat intelligence enrichment

monitoring
3 weeks ago

Configure Ansible Vault integration with HashiCorp Vault for secrets management

devops
3 weeks ago
"verification" × Clear all
databases Intermediate

Implement Redis backup automation with compression and encryption

Set up automated Redis backups with compression and GPG encryption for production environments. Create systemd timers for scheduled backups and implement secure remote storage for Redis data protection.

25 min 4 distros 1,129 views
security Advanced

Configure OpenVPN LDAP authentication for enterprise users with Active Directory integration

Set up OpenVPN server with LDAP authentication against Active Directory, enabling centralized user management and group-based access control for enterprise VPN deployments.

45 min 4 distros 1,319 views
security Intermediate

Configure Redis backup encryption with GPG for secure automated backups

Set up encrypted Redis backups using GPG keys with automated scheduling through systemd timers. This tutorial covers GPG key management, backup script creation, and secure restoration procedures for production Redis environments.

45 min 4 distros 1,082 views
security Intermediate

Configure SonarQube LDAP authentication with Active Directory and user group management

Set up SonarQube to authenticate users against Active Directory using LDAP. Configure automatic user provisioning, group synchronization, and role-based access control for enterprise environments with centralized authentication.

25 min 4 distros 1,326 views
security Intermediate

Configure Node.js JWT authentication with Redis session storage and security hardening

Set up secure JWT authentication for Node.js applications with Redis session storage, security middleware, and production-ready hardening practices.

45 min 4 distros 1,097 views
databases Advanced

Set up Elasticsearch 8 cross-cluster replication for disaster recovery and high availability

Configure Elasticsearch 8 cross-cluster replication (CCR) to replicate indices across multiple clusters for disaster recovery. This tutorial covers security setup, remote cluster connections, replication policies, and automated failover procedures.

45 min 4 distros 1,230 views
databases Intermediate

Implement Redis backup automation with RDB and AOF persistence

Set up automated Redis backups using RDB snapshots and AOF logging with verification scripts and monitoring alerts. Configure persistent data storage, automated backup scheduling, and comprehensive backup validation for production Redis deployments.

45 min 4 distros 1,140 views
security Intermediate

Configure SonarQube LDAP authentication and user management with Active Directory integration

Set up enterprise user authentication for SonarQube using LDAP and Active Directory. Configure group mapping, role-based access control, and automated user provisioning for centralized identity management.

45 min 4 distros 1,307 views
security Advanced

Configure Kibana 8 advanced security with field-level restrictions and role-based access control

Implement comprehensive security controls in Kibana 8 with field-level restrictions, document-level security, and role-based access control for production Elasticsearch deployments.

45 min 4 distros 1,264 views
security Advanced

Configure SSL encryption and authentication for ClamAV cluster with high availability scanning

Set up a secure ClamAV cluster with SSL/TLS encryption, certificate-based authentication, and load balancing for enterprise-grade antivirus scanning. This tutorial covers SSL certificate generation, encrypted inter-node communication, and HAProxy SSL termination.

45 min 4 distros 1,187 views
monitoring Intermediate

Setup Elasticsearch monitoring with Metricbeat and Kibana dashboards

Monitor your Elasticsearch cluster performance with Metricbeat for comprehensive metrics collection and visualization through pre-built Kibana dashboards. This tutorial covers installation, configuration, and automated alerting.

25 min 4 distros 1,032 views
hosting Intermediate

Configure NGINX reverse proxy with SSL termination and load balancing for high availability

Set up NGINX as a reverse proxy with SSL termination, load balancing across multiple backend servers, and automatic HTTPS redirection for production-ready high availability web infrastructure.

25 min 4 distros 1,681 views

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