This document discusses using Docker on Google App Engine. It provides an overview of how Docker allows developers to build and run applications inside containers on App Engine, including local development, deployment to App Engine, and access to App Engine APIs and services from within Docker containers. Key benefits highlighted include turn-key deployment, automatic health checking, monitoring, logging and scaling from App Engine, and the ability to use any libraries or code within Docker containers.

1. Docker on Google App Engine
Ekaterina Volkova
Software Engineer
Bridging the worlds of application hosting and
developer tooling

2. Turn-key deployment Automatic health
checking, monitoring,
logging, and scaling
A complete local
development
environment
Deep integration
with core services
Google App Engine

3. + = ?

4. + =
Managed
VMs

5. minutes!

6. Deploy a more complex app that really does something
1
2
Deploy a simple app, look at the tools App Engine provides
In this talk, we will
Look at Local Development experience3

7. Google Compute
Engine Instance
Dockerfile
app.yaml
All you need
Google App Engine dockerd
Docker
Container
Your app

8. Dockerfile
FROM debian:wheezy
ENV DEBIAN_FRONTEND noninteractive
RUN apt-get -q update ; apt-get -y -q --no-install-recommends
install python2.7 python-pip
RUN pip install Flask
EXPOSE 8080
ADD . /app
ENTRYPOINT ["/usr/bin/python2.7", "/app/app.py"]

9. app.yaml
application: gloomy-vms-prod
module: python-flask
version: hello-world
runtime: custom
api_version: 1
threadsafe: on
vm: true
manual_scaling:
instances: 1
handlers:
- url: /.*
script: main.app

10. gcloud app deploy <path/to/your/context>

11. Demo

12. Behind the scenes
docker build
using
google/docker-registry
container
Google Compute Engine
instance
your laptop
docker run
gcloud deploy startupdate
using
google/docker-registry
container
private
Google Cloud
Storage
bucket
Google App
Engine
Your awesome
docker image
Your awesome
docker image
docker container
docker push
docker pull

13. Let’s try something more real!
https://index.docker.io/u/google/mysql/
Dockerfile
FROM google/mysql

14. Demo

15. App Engine APIs
Storage: Cloud Datastore, Cloud SQL, Cloud Storage
Memcache
Task Queue
Cloud Endpoints
Find more! https://cloud.google.com/products/app-engine/

16. App Engine APIs in your Docker container!
Dockerfile
FROM google/appengine-python27
app.yaml
runtime: <python27|java|go>

17. App Engine Local Development
gcloud app run <path/to/your/context>

18. Demo

19. App Engine for Docker
Simple to manage
Private Registry Bucket
APIs and SDK
Loadbalancing
Autoscaling is coming!
Docker for App Engine
Use any library
Run any code
Transparency
New Runtimes, build your own!
registry.hub.docker.com
+

20. We are in limited preview!
developers.google.com/cloud/managed-vms