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 CockroachDB cluster with high availability and distributed SQL

databases
593

Configure network interface monitoring with ICMP ping and connectivity testing

networking
565

Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
557

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
556

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
550

Recently published

Setup Kafka Schema Registry with Avro serialization for data processing

devops
1 hour ago

Setup HAProxy with Docker container backends for dynamic load balancing

networking
2 hours ago

Integrate HashiCorp Vault with Kubernetes secrets management for secure container orchestration

devops
2 hours ago

Configure Vault dynamic secrets for databases with PostgreSQL and MySQL integration

security
2 hours ago

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

security
6 hours ago
"sso" × Clear all
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 6 views
networking Advanced

Configure HAProxy advanced routing with ACLs and maps for intelligent traffic management

Set up sophisticated traffic routing in HAProxy using Access Control Lists (ACLs) and map files for dynamic backend selection, SSL SNI routing, and intelligent request distribution based on headers, paths, and custom conditions.

45 min 4 distros 12 views
devops Intermediate

Deploy Podman containers with Kubernetes YAML manifests and kubectl integration

Learn how to deploy and manage Podman containers using Kubernetes YAML manifests with kubectl integration. This tutorial covers systemd user services, YAML generation, pod networking, and volume management.

25 min 4 distros 6 views
monitoring Intermediate

Setup Grafana alerting with Slack and Microsoft Teams integration

Configure Grafana's unified alerting system to send notifications to Slack and Microsoft Teams. Set up alert rules, notification policies, and webhook integrations for comprehensive monitoring coverage.

25 min 4 distros 38 views
security Advanced

Configure OpenVPN LDAP authentication and user management with Active Directory integration

Set up OpenVPN with LDAP authentication to integrate with Active Directory for centralized user management. Configure group-based access control and combine certificate-based authentication with LDAP for enterprise security.

45 min 4 distros 11 views
hosting Advanced

Configure Apache HTTP Server clustering with mod_cluster and JBoss EAP for enterprise load balancing

Set up Apache HTTP Server with mod_cluster module to create an intelligent load balancing cluster with JBoss EAP application servers, featuring automatic node discovery, session clustering, and health monitoring.

45 min 6 distros 59 views
security Advanced

Set up Grafana Enterprise SSO authentication with LDAP, SAML, and OAuth2 integration

Configure Grafana Enterprise with comprehensive single sign-on authentication supporting LDAP, SAML, and OAuth2 providers. Set up role-based access control with automated team mapping and user provisioning for enterprise environments.

45 min 4 distros 28 views
devops Advanced

Integrate Jaeger with Kubernetes service mesh for comprehensive distributed tracing

Set up production-grade distributed tracing in Kubernetes using Jaeger with Istio service mesh integration. Configure OpenTelemetry instrumentation, Elasticsearch storage backend, and comprehensive observability for microservices.

45 min 4 distros 15 views
hosting Intermediate

Configure Tomcat 11 database connection pooling with JNDI and HikariCP for high availability

Set up production-grade database connection pooling in Tomcat 11 using JNDI resources and HikariCP for optimal performance and high availability. Learn to configure server.xml, context.xml, and monitor connection pools effectively.

25 min 4 distros 23 views
security Advanced

Configure Keycloak OAuth2 integration with OpenResty for enterprise SSO

Set up enterprise single sign-on by integrating Keycloak OAuth2 authentication with OpenResty using lua-resty-openidc. Configure secure authentication flows, JWT token validation, and session management for production web applications.

45 min 4 distros 23 views
monitoring Advanced

Install and configure Graylog 5 for centralized log management with MongoDB and Elasticsearch

Set up Graylog 5 with MongoDB 8.0 and Elasticsearch 8 for centralized log collection, analysis, and alerting. Learn to configure secure inputs, data streams, and monitoring for production environments.

45 min 4 distros 20 views
databases Intermediate

Implement MongoDB 8.0 change streams for real-time data processing and application synchronization

Set up MongoDB 8.0 change streams to monitor database changes in real-time. Configure replica sets, implement Python and Node.js clients, and add filtering and resumability for production applications.

45 min 4 distros 55 views

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