DevOps Studies – Beginners

• Getting to know Linux
• Basic Linux commands
• Installing Linux packages
• Learn how to check system resources in Linux
• Users and Permissions
• SSH
• Cronjobs
• Filesystems
• Regex
• Installing and configuring applications
• Troubleshooting applications issues
• Tracing errors and logs
• Setup and configure your first services

• What is Docker?
• Basic Docker commands
• Running first container (Linux container to use in the future to learn Linux and bash scripting)
• Connecting to container
• Docker volumes mounting and usage
• Docker network and ports
• Docker environment variables
• Docker security
• Dockerfile writing: Getting to know basic Dockerfile commands; Best practices for writing Dockerfile; Getting to know best practices how to use multi-stage image builds; Getting to know best practices on how to use multi-stage image builds
• Docker image building
• Get familiar with Docker Compose: How to run docker-compose; Learn Docker compose file syntax; Learn how to write Docker compose file: Variables; Services; Logging; Volumes and mount points; Network; Secrets
• Running your first multi containers stack with docker-compose

• Introduction to Bash scripting
• Getting familiar how to write bash scripts: Syntax; Variables; If/else conditions; Cycles while/for; Functions
• Writing your own bash scripts

• Get familiar with basic SQL commands
• Get familiar with different databases
• Learn how to troubleshoot DB issues

• What is Git?
• Basic git commands
• Best practices of code versioning
• Setup GitHub/GitLab connection
• Learn how to create repo and push code to it
• Feature branches and code merging

• First look into Python
• Variables
• Conditions
• Loops
• Functions
• Python modules
• Writing your own modules
• Classes
• Virtual environments
• Databases with Python
• Decorators
• Unit Tests
• Flask

• What is Cloud and how to use it?
• Creating Free tier cloud account (AWS/Azure/GCP)
• Get familiar with the cloud dashboard
• Intro into: EC2; RDS; SG; ALB; NLB; ECS; IAM
• Get familiar with Cloud CLI

Intro into JSON

Writing your own JSON code

• Intro into YAML
• Writing your own YAML code

• Intro into Ansible
• Getting to know how to use public modules
• Writing your first roles/playbooks
• Learning how infrastructure variables works

• Learning importance of Monitoring and Logging
• Getting familiar with monitoring and logging tools and solutions

• Basic understanding of what is CI/CD pipelines
• Deployment Strategies
• Intro info GitHub Actions or GitLab Ci/CD or Jenkins
• Setting up CI/CD pipeline to run some tests on code push: Lint; Setup your repository to prevent merging code until all test cases passes
• Setup CI/CD pipeline to build your code: Building your artifacts; Storing your artifacts
• Create CI/CD pipeline to build Docker image with your code