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.

devops Intermediate

Configure Kubernetes secrets management with Sealed Secrets for secure Helm values

Learn to implement Sealed Secrets controller for encrypting Kubernetes secrets in Git repositories, enabling secure GitOps workflows with encrypted Helm values and automated secret management.

45 min 4 distros 156 views
monitoring Intermediate

Set up Zabbix 7 distributed monitoring with proxy servers for scalable infrastructure oversight

Configure Zabbix proxy servers to distribute monitoring loads across multiple network segments with encrypted communication, automated discovery, and centralized management for enterprise-scale infrastructure monitoring.

45 min 4 distros 170 views
devops Intermediate

Configure Apache Airflow DAG version control with Git and CI/CD pipelines

Set up Git-based version control for Apache Airflow DAGs with automated CI/CD pipelines for testing and deployment. Implement DAG synchronization, validation workflows, and production-ready deployment strategies.

45 min 4 distros 173 views
security Intermediate

Configure SSL certificates and security hardening for Nexus Repository Manager

Secure your Nexus Repository Manager with SSL/TLS certificates, enforce HTTPS connections, and implement comprehensive security hardening including authentication controls, access policies, and audit logging for production environments.

45 min 4 distros 200 views
monitoring Intermediate

Configure Zabbix 7 API automation with Python scripts for monitoring and alerting

Automate Zabbix 7 monitoring tasks with Python scripts using the API. Set up host discovery, template assignment, custom monitoring scripts, and alerting automation for streamlined infrastructure management.

45 min 4 distros 168 views
security Advanced

Configure Keycloak high availability clustering for production with load balancing and failover

Set up a production-ready Keycloak cluster with PostgreSQL backend, HAProxy load balancing, and automatic failover to ensure identity services remain available during node failures and high traffic.

90 min 4 distros 315 views
security Intermediate

Configure Keycloak custom themes and branding with SSL integration and production deployment

Set up custom Keycloak themes with your organization's branding, implement SSL certificates, and deploy to production with hot reload development workflow and performance optimization.

45 min 4 distros 195 views
security Intermediate

Configure Nexus Repository Manager LDAP authentication for enterprise user management

Set up LDAP authentication for Nexus Repository Manager to enable centralized enterprise user management and seamless integration with Active Directory for secure artifact repository access.

25 min 4 distros 215 views
security Intermediate

Set up Vault as a PKI certificate authority with SSL automation and intermediate CA

Build a production-grade PKI infrastructure using HashiCorp Vault with root and intermediate certificate authorities. Enable automated SSL certificate generation and renewal for your applications with RBAC policies.

45 min 4 distros 187 views
security Advanced

Secure Docker containers with Traefik reverse proxy and Authelia authentication

Set up a production-grade security stack using Traefik v3 reverse proxy with SSL automation and Authelia for multi-factor authentication. This tutorial covers Docker hardening, LDAP integration, and container security monitoring.

45 min 4 distros 200 views
devops Intermediate

Integrate MinIO with Kubernetes for persistent storage and object data management

Deploy MinIO on Kubernetes using the operator for scalable object storage. Configure persistent volumes, high availability tenants, and secure ingress with SSL certificates.

45 min 4 distros 178 views
monitoring Intermediate

Set up NGINX log analysis and monitoring with Prometheus and Grafana dashboards

Configure comprehensive NGINX monitoring with Prometheus exporters, structured log parsing, and real-time Grafana dashboards for web server observability and performance analysis.

45 min 4 distros 619 views

Need help?

Don't want to manage this yourself?

We handle infrastructure for businesses that depend on uptime. From initial setup to ongoing operations.

Talk to an engineer