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Updates to gettingstarted guide from PR feedback. 

Signed-off-by: Daniel Nephin <dnephin@docker.com>
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Daniel Nephin 2015-10-21 16:28:47 -04:00
parent 86d845fde3
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docs/gettingstarted.md
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@ -21,13 +21,13 @@ Python.
First, [install Docker and Compose](install.md).
Next, you'll want to make a directory for the project:
Create a directory for the project:
$ mkdir composetest
$ cd composetest
Inside this directory, create `app.py`, a simple Python web app that uses the Flask
framework and increments a value in Redis. Don't worry if you don't have Redis installed, docker is going to take care of that for you when we [define services](#define-services):
framework and increments a value in Redis.
from flask import Flask
from redis import Redis
@ -74,7 +74,7 @@ You can build the image by running `docker build -t web .`.
### Define services
Next, define a set of services using `docker-compose.yml`:
Define a set of services using `docker-compose.yml`:
web:
build: .
@ -91,8 +91,8 @@ This template defines two services, `web` and `redis`. The `web` service:
* Builds from the `Dockerfile` in the current directory.
* Forwards the exposed port 5000 on the container to port 5000 on the host machine.
* Mounts the current directory on the host to `/code` inside the container allowing you to modify the code without having to rebuild the image.
* Links the web container to the Redis service.
* Mounts the project directory on the host to `/code` inside the container allowing you to modify the code without having to rebuild the image.
* Links the web service to the Redis service.
The `redis` service uses the latest public [Redis](https://registry.hub.docker.com/_/redis/) image pulled from the Docker Hub registry.
@ -113,7 +113,7 @@ If you're using [Docker Machine](https://docs.docker.com/machine), then `docker-
If you're using Docker on Linux natively, then the web app should now be listening on port 5000 on your Docker daemon host. If `http://0.0.0.0:5000` doesn't resolve, you can also try `http://localhost:5000`.
You should get a message in your browser saying:
You will see a message in your browser saying:
`Hello World! I have been seen 1 times.`