docker/whalesay
An image for use in the Docker demo tutorial
100M+
Whalesay contains an adaption of the Linux cowsay game. The game was originally written in 1999 by Tony Monroe. The cowsay code in this image has three modifications:
$ docker run docker/whalesay cowsay boo
_____
< boo >
-----
\
\
\
## .
## ## ## ==
## ## ## ## ===
/""""""""""""""""___/ ===
~~~ {~~ ~~~~ ~~~ ~~~~ ~~ ~ / ===- ~~~
\______ o __/
\ \ __/
\____\______/
FROM ubuntu:14.04
# install cowsay, and move the "default.cow" out of the way so we can overwrite it with "docker.cow"
RUN apt-get update && apt-get install -y cowsay --no-install-recommends && rm -rf /var/lib/apt/lists/* \
&& mv /usr/share/cowsay/cows/default.cow /usr/share/cowsay/cows/orig-default.cow
# "cowsay" installs to /usr/games
ENV PATH $PATH:/usr/games
COPY docker.cow /usr/share/cowsay/cows/
RUN ln -sv /usr/share/cowsay/cows/docker.cow /usr/share/cowsay/cows/default.cow
CMD ["cowsay"]
docker pull docker/whalesay