Containerized Ruby Applications with Docker
summary
Demos show building a Ruby 2.1.2 image from a SentryLink base, Docker build and docker run completing in milliseconds, and a Rails app started with port mapping and env vars; boot VM uses boot2docker and the workflow templates are managed with panamax (runs 3–5 Ruby services per app) while runtime orchestration options include fig and links and code-level control via the docker-api gem; advice: extract base images, avoid embedding secrets, and use pry for debugging.
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chapters (14)
- 0:00Start
- 1:11Three Questions
- 10:06Installing Docker
- 12:40Docker Images
- 22:40Official Ruby Images
- 23:22Gems
- 24:03Debugging in a Container
- 26:33One Service, One Container
- 27:18Configuring an Application
- 27:59The Dockerfile
- 28:57The Docker Run String
- 31:24Application Templating
- 33:24Panamax
- 38:20Additional Resources








