Docker in Practice

Errata

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Last updated August 22, 2016

Chapter 1, Page 14

First code block on page: the line beginning with `Step 5` and the three lines following it (four lines in total) should be removed (and the following steps renumbered)
First code block on page: `439b172f994e` on the third-to-last line and last line should be `66c76cea05bb`
Last code block on page: `run -p 8000:8000` should be `run -i -t -p 8000:8000`

Chapter 1, Page 15

Near end of the full page code-block, the line with `^C` should be replaced with the following lines:

      ^Cshutting down http-server...
      closing swarm host...
      swarm host closed
      npm info lifecycle todomvc-swarm@0.0.1~poststart: todomvc-swarm@0.0.1
      npm info ok

Chapter 2, Page 22

Inside introduction to technique 1, in "INSECURE" note: the sentence "An open Docker daemon can be exploited by someone who stumbles on it and gets escalated privileges." should be replaced with "A Docker socket can be exploited by anyone with access (including containers with a mounted Docker socket) to get root privileges."

Chapter 2, Page 23

First paragraph on page: "depending on your operating system" should be replaced with "depending on your operating system (non-Linux users should see Appendix A)"

Chapter 2, Page 24

First code block on page: `ubuntu` should be `ubuntu:14.04`

Chapter 3, Page 48

Last code block on page: `aba74d81c088` should be `3c3f8e3fb05d`

Chapter 4, Page 93

Discussion of Technique 33: "part of that group by default." should be replaced with "part of that group by default as it effectively gives full root access to the system."

Chapter 4, Page 99

Solution of Technique 38: "image that we've created with" should be replaced with "image that we've created (based on one by CenturyLinkLabs) with"

Chapter 5, Page 117

Second to last and last code block on page: `corp/base .` should be `corp/base -`

Chapter 7, Page 177

First code block on page: `docker save debian:7.3` should be `docker export $(docker run -d debian:7.3 true)`
Third code block on page: annotation "docker save command extracts the Debian 7.3" should be "docker export command extracts the Debian 7.3 filesystem"
Third code block on page: `docker save debian:7.3` should be `docker export $(docker run -d debian:7.3 true)`

Chapter 8, Page 193

Second code block on page: `sudo docker-compose up` should be `docker-compose up`

Chapter 8, Page 194

First sentence on page: "change the configuration by changing" should be replaced with "change the configuration by terminating the cluster and changing"
Third code block on page: `sudo docker-compose up` should be `docker-compose up`

Chapter 9, Page 232

First code block on page: `ip addr show eth0 | grep 'inet '` should be `ip addr | grep 'inet ' | grep -v 'lo$\|docker0$' # get external IP`

Chapter 11, Page 296

Third code block on page: `outputting to syslog` should be `outputting to journald`, and also add `Jun 23 11:49:23 myhost docker[2993]: outputting to journald` as a new line at the end of the code block

Chapter 12, Page 314

Second to last code block on page: `DOCKER_OPTIONS=` should be `DOCKER_OPTS=`