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

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

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

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Install and configure Ollama for local AI models on Linux servers

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Recently published

Configure HAProxy with Consul for dynamic service discovery and automatic backend updates

networking
1 day ago

Implement Istio multi-cluster canary deployments and traffic splitting

devops
3 days ago

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

security
5 days ago

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
2 weeks ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
2 weeks ago
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networking Advanced

Configure HAProxy with Consul for dynamic service discovery and automatic backend updates

Build a self-updating load balancer by integrating HAProxy with Consul service discovery, consul-template, and health checks so backends register and deregister automatically without manual reloads.

75 min 4 distros 41 views
networking Intermediate

Set up HAProxy SSL termination with Let's Encrypt certificates

Learn how to terminate SSL/TLS at HAProxy using Let's Encrypt certificates, redirect HTTP to HTTPS, automate renewal with deploy hooks, and harden your cipher suites for production load balancing.

35 min 4 distros 266 views
networking Advanced

Configure HAProxy with Consul for dynamic service discovery

Learn how to combine HAProxy, Consul and consul-template to build a self-updating load balancer that discovers backends automatically, reacts to health checks, and reloads without downtime.

50 min 4 distros 268 views
devops Advanced

Integrate Jaeger with Istio service mesh for distributed tracing

Learn how to integrate Jaeger with Istio service mesh to get end-to-end distributed tracing across Kubernetes microservices, including sidecar injection, trace sampling, and ingress gateway access to the Jaeger UI.

60 min 4 distros 295 views
devops Intermediate

Configure Kubernetes RBAC with service accounts and cluster roles for secure access control

Learn to implement Kubernetes Role-Based Access Control (RBAC) with service accounts, cluster roles, and role bindings for granular permissions and secure cluster access management.

25 min 4 distros 1,478 views
security Advanced

Implement Kubernetes security scanning with Falco and OPA Gatekeeper for runtime protection

Set up comprehensive Kubernetes security with Falco for runtime threat detection and OPA Gatekeeper for admission control policy enforcement. This tutorial covers installation, configuration, and custom security policies.

45 min 4 distros 540 views
devops Intermediate

Implement Kubernetes RBAC with service accounts and role-based access control

Configure Kubernetes role-based access control (RBAC) with service accounts, roles, and role bindings to enforce secure access policies and namespace isolation in your cluster.

45 min 4 distros 758 views
devops Advanced

Integrate ArgoCD with External Secrets Operator for secure Kubernetes secret management

Set up External Secrets Operator to sync secrets from HashiCorp Vault and AWS Secrets Manager into your ArgoCD GitOps workflow, enabling secure automated secret management across multiple environments without storing sensitive data in Git repositories.

45 min 4 distros 837 views
security Advanced

Configure Jaeger authentication with OAuth2 and RBAC for enterprise security

Set up enterprise-grade authentication for Jaeger distributed tracing using OAuth2 with Keycloak integration and role-based access control policies for secure production deployments.

45 min 4 distros 563 views
devops Advanced

Setup S3-compatible disaster recovery with cross-region replication using MinIO

Configure MinIO clusters across multiple regions with automated cross-region bucket replication, SSL encryption, and comprehensive monitoring for enterprise-grade disaster recovery.

45 min 4 distros 854 views
devops Advanced

Setup ArgoCD ApplicationSets for multi-environment GitOps workflows with automated deployment pipelines

Configure ArgoCD ApplicationSets to automate deployments across multiple environments using GitOps patterns. Learn to create templates, generators, and automated promotion workflows for production-grade Kubernetes deployments.

45 min 4 distros 692 views
networking Advanced

Implement OSPF multi-area design with FRRouting and advanced routing policies

Deploy multi-area OSPF networks with FRRouting, configure area types and LSA filtering, implement advanced routing policies with route maps, and integrate BGP redistribution for enterprise network design.

45 min 4 distros 773 views

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