zsh configuration

zsh configuration.sh

#!/usr/bin/env bash
echo "Install dependencies now..."
sudo -- sh -c "apt update && apt install -y curl fzf gawk git python3-pygments sqlite3 ssh-askpass wget zsh"

if [ -f ~/.zshrc ]; then
  mv ~/.zshrc ~/.zshrc.`date +%s`.bak
fi
if [ -d ~/.oh-my-zsh ]; then
  echo "Oh My ZSH exists, update it now..."
  git -C ~/.oh-my-zsh pull
else
  echo "Install Oh My ZSH now..."
  sh -c "$(curl -fsSL https://git.io/JvzfK)" "" --unattended
fi
cp ~/.oh-my-zsh/templates/zshrc.zsh-template ~/.zshrc

if [ -d $HOME/.oh-my-zsh/custom/themes/powerlevel10k ]; then
  echo "Powerlevel10k exists, update it now..."
  git -C $HOME/.oh-my-zsh/custom/themes/powerlevel10k pull
else
  zsh -c "git clone --depth=1 https://github.com/romkatv/powerlevel10k.git $HOME/.oh-my-zsh/custom/themes/powerlevel10k"
fi

echo "Update .zshrc now..."

{
  echo "
if ! command -v direnv &> /dev/null
then
  curl -sfL https://direnv.net/install.sh | bash
fi

zstyle :omz:plugins:ssh-agent agent-forwarding on
zstyle :omz:plugins:ssh-agent identities id_rsa

# Enable Powerlevel10k instant prompt. Should stay close to the top of ~/.zshrc.
# Initialization code that may require console input (password prompts, [y/n]
# confirmations, etc.) must go above this block; everything else may go below.

if [[ -r \"\${XDG_CACHE_HOME:-\$HOME/.cache}/p10k-instant-prompt-\${(%):-%n}.zsh\"  ]]; then
  source \"\${XDG_CACHE_HOME:-\$HOME/.cache}/p10k-instant-prompt-\${(%):-%n}.zsh\"
fi
"
  cat ~/.zshrc
} >~/.zshrc.new && mv ~/.zshrc.new ~/.zshrc

export EXPRESSION='s/plugins=(git)/plugins=( \
  \# cloud \
  aws \
\
  \# devops \
  ansible \
\
  \# git \
  git \
  git-auto-fetch \
  tig \
\
  \# container \
  docker \
  docker-compose \
  \# helm \
  \# kubectl \
\
  \# misc \
  colorize \
  colored-man-pages \
  common-aliases \
  direnv \
  firewalld \
  gpg-agent \
  history \
  mosh \
  ssh-agent \
  sudo \
  tmux \
  vi-mode \
\
  \# package management \
  command-not-found \
  dnf \
  ubuntu \
\
  \# python \
  pip \
  pipenv \
  pyenv \
  python \
  virtualenv \
\
  \# virtual machine \
  vagrant \
)/'
sed --expression "$EXPRESSION" --in-place ~/.zshrc

echo 'export RPI=$(cat /proc/cpuinfo | grep "Model" | sed "s/Model\s*:\s//")' >> ~/.zshrc

echo "
export PYTHON_CONFIGURE_OPTS=\"--enable-shared\"" >>~/.zshrc

echo "
ZLE_RPROMPT_INDENT=0" >>~/.zshrc

# shellcheck disable=SC2016
echo '
source $ZSH_CUSTOM/themes/powerlevel10k/powerlevel10k.zsh-theme
# To customize prompt, run `p10k configure` or edit ~/.p10k.zsh.
[[ ! -f ~/.p10k.zsh  ]] || source ~/.p10k.zsh' >>~/.zshrc

echo "Download p10k configuration file..."
wget --quiet --output-document=$HOME/.p10k.zsh https://git.io/Jvphr

echo '
export ZPLUG_HOME=$ZSH_CUSTOM/plugins/zplug
source $ZPLUG_HOME/init.zsh' >>~/.zshrc

export ZPLUG_HOME=$HOME/.oh-my-zsh/custom/plugins/zplug
if [ -d $ZPLUG_HOME ]; then
  echo "Zplug exists, update now..."
  git -C $ZPLUG_HOME pull
else
  echo "Install Zplug..."
  git clone --depth=1 https://github.com/zplug/zplug $ZPLUG_HOME
fi

echo "Zplug status"
zsh -c "source ~/.zshrc && zplug status"

echo "Install fzf as zsh plugins..."
echo '
zplug "junegunn/fzf", as:command, hook-build:"./install --bin", use:"bin/{fzf-tmux,fzf}"
' >>~/.zshrc
if [ -d $ZPLUG_HOME/repos/junegunn/fzf ]; then
  zsh -c 'source ~/.zshrc && zplug update junegunn/fzf'
else
  zsh -c "source ~/.zshrc && zplug install junegunn/fzf"
fi

echo '
source $ZPLUG_HOME/repos/junegunn/fzf/shell/key-bindings.zsh
source $ZPLUG_HOME/repos/junegunn/fzf/shell/completion.zsh
' >>~/.zshrc

echo "Install k as zsh plugins..."
echo '
zplug "supercrabtree/k", as:plugin
' >>~/.zshrc
if [ -d $ZPLUG_HOME/repos/supercrabtree/k ]; then
  zsh -c 'source ~/.zshrc && zplug update supercrabtree/k'
else
  zsh -c "source ~/.zshrc && zplug install supercrabtree/k"
fi

echo "Install enchancd as zsh plugins..."
echo '
zplug "b4b4r07/enhancd", as:plugin
export ENHANCD_HOOK_AFTER_CD="k"
' >>~/.zshrc
if [ -d $ZPLUG_HOME/repos/b4b4r07/enhancd ]; then
  zsh -c 'source ~/.zshrc && zplug update b4b4r07/enhancd'
else
  zsh -c "source ~/.zshrc && zplug install b4b4r07/enhancd"
fi

echo "Install zsh-autosuggestions as zsh plugins..."
echo '
export ZSH_AUTOSUGGEST_USE_ASYNC=true
export ZSH_AUTOSUGGEST_STRATEGY=(history completion)
zplug "zsh-users/zsh-autosuggestions", as:plugin
' >>~/.zshrc
if [ -d $ZPLUG_HOME/repos/zsh-users/zsh-autosuggestions ]; then
  zsh -c 'source ~/.zshrc && zplug update zsh-users/zsh-autosuggestions'
else
  zsh -c "source ~/.zshrc && zplug install zsh-users/zsh-autosuggestions"
fi

echo "Install zsh-syntax-highlighting as zsh plugins..."
echo '
export ZSH_AUTOSUGGEST_HIGHLIGHT_STYLE="fg=#839496,bold,underline"
zplug "zsh-users/zsh-syntax-highlighting", as:plugin
' >>~/.zshrc
if [ -d $ZPLUG_HOME/repos/zsh-users/zsh-syntax-highlighting ]; then
  zsh -c 'source ~/.zshrc && zplug update zsh-users/zsh-syntax-highlighting'
else
  zsh -c "source ~/.zshrc && zplug install zsh-users/zsh-syntax-highlighting"
fi

echo "Install zsh-history-substring-search as zsh plugins..."
echo '
zplug "zsh-users/zsh-history-substring-search", as:plugin
' >>~/.zshrc
if [ -d $ZPLUG_HOME/repos/zsh-users/zsh-history-substring-search ]; then
  zsh -c 'source ~/.zshrc && zplug update zsh-users/zsh-history-substring-search'
else
  zsh -c "source ~/.zshrc && zplug install zsh-users/zsh-history-substring-search"
fi

echo 'zplug load' >>~/.zshrc

echo "Change user default shell to zsh..."
sudo -- sh -c "usermod --shell `which zsh` $USER"

echo '
if [ -n "$(which kubeadm)" ]; then
  # shellcheck source=/usr/bin/kubeadm
  source <(kubeadm completion zsh)
fi

if [ -n "$(which kubectl)" ]; then
  # shellcheck source=/usr/bin/kubectl
  source <(kubectl completion zsh)
fi
' >> ~/.zshrc

echo '
if [ -n "$(which crio)" ]; then
  # shellcheck source=/usr/bin/crio
  source <(crio completion zsh)
fi

if [ -n "$(which crio-status)" ]; then
  # shellcheck source=/usr/bin/crio-status
  source <(crio-status completion zsh)
fi
' >> ~/.zshrc

echo '
if [ -n "$(which podman)" ]; then
  # shellcheck source=/usr/bin/podman
  source <(podman completion zsh)
fi
' >> ~/.zshrc

Usage

foo@bar:~$ wget --no-cache --output-document - https://git.io/JTQnz | sh

Reference

• Zsh
• ohmyzsh/ohmyzsh: 🙃 A delightful community-driven (with 1500+ contributors) framework for managing your zsh configuration. Includes 200+ optional plugins (rails, git, OSX, hub, capistrano, brew, ant, php, python, etc), over 140 themes to spice up your morning, and an auto-update tool so that makes it easy to keep up with the latest updates from the community.
• romkatv/powerlevel10k: A Zsh theme
  • ryanoasis/nerd-fonts: Iconic font aggregator, collection, & patcher. 3,600+ icons, 50+ patched fonts: Hack, Source Code Pro, more. Glyph collections: Font Awesome, Material Design Icons, Octicons, & more
    • Meslo Nerd Font
• zplug/zplug: A next-generation plugin manager for zsh
  • denisidoro/navi: An interactive cheatsheet tool for the command-line
  • b4b4r07/enhancd: A next-generation cd command with your interactive filter
  • supercrabtree/k: k is the new l, yo
  • zsh-users/zsh-autosuggestions: Fish-like autosuggestions for zsh
  • zsh-users/zsh-completions: Additional completion definitions for Zsh.
  • zsh-users/zsh-syntax-highlighting: Fish shell like syntax highlighting for Zsh.
  • larkery/zsh-histdb: A slightly better history for zsh
  • Aloxaf/fzf-tab: Replace zsh's default completion selection menu with fzf!
• Peltoche/lsd: The next gen ls command
• junegunn/fzf: A command-line fuzzy finder
• exa · a modern replacement for ls