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ai2ys/terminal-coloring-docker-container.md

Created October 26, 2023 09:59
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Terminal Coloring in Docker Container
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terminal-coloring-docker-container.md

Terminal Coloring in Docker container

This will look like this but username, @-symbol, hostname, workdir, and $-symbol differently colored.

🐳 username@hostname:/workdir$

Dockerfile

# defining a custom PS1 as build argument
ARG CUSTOM_PS1="'🐳 \[\033[1;36m\]\u\[\033[1;31m\]@\[\033[1;32m\]\h:\[\033[1;35m\]\w\[\033[1;31m\]\$\[\033[0m\] '"

# Only append if not empty
RUN [ -n "${CUSTOM_PS1}" ] && echo "PS1=${CUSTOM_PS1}" >> $HOME/.bashrc
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