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Docker Quick Start Guide

You're reading from   Docker Quick Start Guide Learn Docker like a boss, and finally own your applications

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Product type Paperback
Published in Nov 2018
Publisher Packt
ISBN-13 9781789347326
Length 230 pages
Edition 1st Edition
Tools
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Author (1):
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Earl Waud Earl Waud
Author Profile Icon Earl Waud
Earl Waud
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Table of Contents (10) Chapters Close

Preface 1. Setting up a Docker Development Environment FREE CHAPTER 2. Learning Docker Commands 3. Creating Docker Images 4. Docker Volumes 5. Docker Swarm 6. Docker Networking 7. Docker Stacks 8. Docker and Jenkins 9. Other Books You May Enjoy

Sharing data between containers with data volume containers

There is another feature of Docker volumes that allows you to share the volume(s) mounted in one Docker container with other containers. It is called data volume containers. Using data volume containers is basically a two-step process. In the first step, you run a container that either creates or mounts Docker volumes (or both), and in the second step, you use the special volume parameter, --volumes-from, when running other containers to configure them to mount all of the volumes mounted in the first container. Here is an example:

# Step 1
docker container run \
--rm -d \
-v data-vol-01:/data/vol1 -v data-vol-02:/data/vol2 \
--name data-container \
vol-demo2:1.0 tail -f /dev/null
# Step 2
docker container run \
--rm -d \
--volumes-from data-container \
--name app-container \
vol-demo2:1.0 tail -f /dev/null...
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