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

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

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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
devops Advanced

Implement Istio multi-cluster canary deployments and traffic splitting

Build a primary-remote Istio multi-cluster mesh with shared trust domain, then run progressive canary rollouts using DestinationRule subsets, weighted VirtualServices and metrics-based promotion across clusters.

90 min 4 distros 77 views
security Advanced

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

Deploy ModSecurity 3 as a Stream Processing Offload Agent in front of HAProxy to inspect HTTP traffic with the OWASP Core Rule Set. This tutorial covers SPOA compilation, SPOE filter configuration, detection versus blocking modes, and production tuning.

75 min 4 distros 56 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

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

Learn how to deploy External Secrets Operator on Kubernetes, integrate it with HashiCorp Vault using the Kubernetes auth method, and sync secrets via SecretStore and ClusterSecretStore resources with production-grade RBAC and monitoring.

75 min 4 distros 315 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
monitoring Advanced

Configure Consul Connect service mesh monitoring with distributed tracing

Set up comprehensive monitoring for Consul Connect service mesh with Prometheus metrics, Grafana dashboards, Jaeger distributed tracing, and Envoy proxy observability for production-grade service mesh operations.

45 min 4 distros 1,005 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
monitoring Advanced

Configure Jaeger with Elasticsearch backend security and encryption

Set up secure communication between Jaeger and Elasticsearch using TLS encryption, authentication, and production-grade security hardening for distributed tracing infrastructure.

45 min 4 distros 605 views
databases Advanced

Setup ScyllaDB backup validation and automated restore testing

Configure automated ScyllaDB backups with nodetool snapshots, implement validation scripts to verify backup integrity, and set up systemd timers for automated restore testing with Prometheus monitoring.

45 min 4 distros 497 views

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