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

Implement GitLab CI/CD security scanning for Docker images

Set up automated container vulnerability scanning in GitLab CI/CD pipelines with Trivy and registry integration. Implement security gates, quality controls, and automated reporting for production-ready DevSecOps workflows.

45 min 4 distros 178 views
security Intermediate

Configure Zabbix 7 with SSL certificates and database encryption

Secure your Zabbix 7 monitoring infrastructure with SSL certificates for the web interface, encrypted database connections, and TLS-protected agent communication. Essential for production monitoring environments.

45 min 4 distros 190 views
devops Intermediate

Configure AWX backup and disaster recovery procedures with automated PostgreSQL snapshots and restoration

Set up comprehensive backup and disaster recovery for AWX (Ansible Tower) with automated PostgreSQL database snapshots, configuration backups, and tested restoration procedures to ensure business continuity.

45 min 4 distros 162 views
devops Intermediate

Implement Consul backup and disaster recovery with automated snapshots and restoration

Set up automated Consul snapshots with GPG encryption, systemd timers, and complete disaster recovery procedures. Includes monitoring integration with Prometheus and automated restoration workflows for production environments.

45 min 4 distros 173 views
devops Intermediate

Configure GitLab container registry cleanup policies and storage management

Set up automated cleanup policies for GitLab container registry to manage storage costs and remove unused container images. This tutorial covers UI configuration, API automation, and monitoring for production environments.

25 min 4 distros 143 views
devops Intermediate

Set up GitLab backup and disaster recovery with automated restoration

Configure automated GitLab backups with disaster recovery procedures and automated restoration scripts. Includes monitoring, alerting, and production-grade recovery workflows.

45 min 4 distros 164 views
devops Advanced

Deploy Envoy-based service mesh in Kubernetes production environment with SSL and observability

Set up a production-ready Envoy service mesh in Kubernetes with mutual TLS authentication, SSL certificate management, and comprehensive observability through Prometheus monitoring and distributed tracing.

45 min 4 distros 112 views
monitoring Intermediate

Set up Zabbix proxy for distributed network monitoring

Configure Zabbix proxy servers to distribute monitoring load across multiple network segments, reduce server load, and monitor remote locations through secure proxy connections.

45 min 4 distros 220 views
security Advanced

Implement Podman pod security with network policies and microsegmentation

Secure Podman pods with custom network policies, traffic filtering, and microsegmentation using CNI plugins and netavark. Implement zero-trust networking with firewall rules and container isolation.

45 min 4 distros 173 views
devops Advanced

Configure Apache Airflow high availability with CeleryExecutor and Redis clustering for production deployments

Set up Apache Airflow with CeleryExecutor and Redis clustering for high availability production deployments. Configure multiple workers, load balancing, monitoring, and automated failover to handle enterprise-scale workflow orchestration with zero downtime.

45 min 4 distros 235 views
monitoring Advanced

Implement Grafana high availability clustering with PostgreSQL backend and load balancing

Set up a production-ready Grafana high availability cluster with PostgreSQL shared database backend and HAProxy load balancing for enterprise monitoring infrastructure with automatic failover.

45 min 4 distros 149 views
devops Advanced

Configure Spark Kubernetes Operator with MinIO for cloud-native analytics

Deploy Apache Spark on Kubernetes with the Spark Operator and MinIO object storage for scalable big data processing. Configure RBAC, SSL certificates, and persistent storage for production-ready analytics workloads.

45 min 4 distros 155 views

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