Tutorials DevOps

DevOps

CI/CD, Docker, Kubernetes, automation

devops Intermediate

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

Set up role-based access control in Kubernetes using service accounts, roles, and role bindings to implement least-privilege security principles and granular permission management for applications and users.

25 min 4 distros 145 views
devops Intermediate

Set up GitLab CI/CD with Kubernetes runners for scalable deployments

Configure GitLab Runner with Kubernetes executor to automatically scale CI/CD workloads. Set up RBAC permissions, deploy pipelines to Kubernetes clusters, and implement resource management policies for efficient container orchestration.

45 min 4 distros 115 views
devops Intermediate

Configure GitLab backup automation with GPG encryption

Set up automated GitLab backups with GPG encryption, remote storage, and systemd timers. This tutorial covers backup script creation, encryption setup, and monitoring for production GitLab instances.

45 min 4 distros 77 views
devops Intermediate

Setup advanced Airflow alerting with Slack integration and custom notification rules

Configure Apache Airflow to send intelligent alerts to Slack channels when DAGs fail, with custom notification rules based on task importance and execution context. Includes automated retry logic and escalation workflows.

45 min 4 distros 198 views
devops Intermediate

Configure Kubernetes ingress controller with NGINX and SSL certificates using cert-manager

Set up NGINX Ingress Controller with automated SSL certificate management using cert-manager for secure routing of external traffic to your Kubernetes services. Configure custom domains, SSL automation, and advanced routing rules for production workloads.

25 min 4 distros 118 views
devops Intermediate

Set up automated backup and disaster recovery for Nexus Repository Manager 3 with blob store migration

Configure comprehensive backup automation for Nexus Repository Manager 3 including blob store migration, disaster recovery procedures, and automated scheduling with systemd timers for production environments.

45 min 4 distros 104 views
devops Intermediate

Configure Kafka Schema Registry with Avro serialization for data processing

Set up Confluent Schema Registry with Avro serialization to manage schemas and ensure data compatibility in your Kafka streaming applications. This guide covers installation, schema management, and producer/consumer configuration.

45 min 4 distros 257 views
devops Intermediate

Setup Elasticsearch 8 index lifecycle management for automated log retention and storage optimization

Configure Elasticsearch 8 ILM policies to automatically manage log data through hot-warm-cold phases, optimize storage costs, and enforce retention policies for production workloads.

25 min 4 distros 168 views
devops Intermediate

Implement Django continuous deployment with Git hooks and automated testing

Set up automated Django deployment with Git hooks, testing pipelines, and production rollbacks. Configure continuous integration with database migrations, static file management, and zero-downtime deployments.

45 min 4 distros 158 views
devops Intermediate

Set up Kafka Streams testing framework with TopologyTestDriver for automated stream processing validation

Configure a complete testing framework for Kafka Streams applications using TopologyTestDriver to validate stream processing logic with automated tests and mock data pipelines.

45 min 4 distros 137 views
devops Intermediate

Configure centralized cron management with Ansible automation and systemd timers

Set up automated cron job deployment and monitoring across multiple servers using Ansible playbooks with systemd timers for reliable task scheduling and centralized logging.

45 min 4 distros 146 views
devops Intermediate

Implement Node.js application deployment with Git hooks and PM2 clustering

Set up automated Node.js application deployment using Git hooks for continuous integration, combined with PM2 clustering for high availability and load distribution across multiple CPU cores.

45 min 4 distros 210 views