·DevOps
Module 15 Lesson 2: Capstone: The Infrastructure
Laying the groundwork. Build the complex Docker Compose and networking YAML that will power the GlobalHealth Connect platform.
docker-compose
12 articles
·DevOps
Module 5 Lesson 1: Introduction to Docker Compose
Stop typing long commands. Discover Docker Compose, the tool that allows you to define and run entire multi-container applications with a single YAML file.
·DevOps
Module 5 Lesson 2: Your First docker-compose.yml
Hands-on with YAML. Learn the structure of a Compose file and build a working stack with a web server and a database in minutes.
·DevOps
Module 3 Lesson 3: Networking and Volumes in Compose
Connecting the dots automatically. Learn how Docker Compose handles networking and persistent storage, making complex configurations simple.
·DevOps
Module 5 Lesson 4: The Docker Compose CLI
Master the commands for managing multi-container stacks. Learn how to view aggregate logs, stop services safely, and rebuild images on the fly.
·DevOps
Module 5 Lesson 5: Real-World Multi-Container Example
The capstone of the basics. Build a complete Voting App architecture with a Python worker, a Redis queue, a Postgres DB, and a Node.js results page.
·DevOps
Module 6 Lesson 1: Service Dependencies and Startup Order
Master the timing of your stack. Learn how 'depends_on' works and how to use 'wait-for-it' scripts to ensure your app only starts after the database is truly ready.
·DevOps
Module 6 Lesson 2: Scaling Services in Compose
More power. Learn how to use the --scale flag to run multiple instances of a service and how Docker Compose manages the load balancing internally.
·DevOps
Module 6 Lesson 3: Healthchecks and Restart Policies
Build a self-healing stack. Learn how to configure advanced healthchecks and restart policies directly in your Compose file to automate recovery from crashes.
·DevOps
Module 6 Lesson 4: Extension Fields and YAML Anchors
Dry out your YAML. Learn how to use anchors, aliases, and extension fields to avoid repeating the same configuration across multiple services.
·DevOps
Module 6 Lesson 5: Multi-File Configurations
Master the environment split. Learn how to use multiple Compose files to handle development, staging, and production differences without repeating code.
·DevOps
Module 8 Lesson 2: Docker Compose for Dev
Master the local dev stack. Learn how to use Docker Compose to manage dependencies like databases and caches alongside your application code.