Bash from scratch
This commit is contained in:
John Mertz
parent
0ebac68a66
commit
1677aaeb3b
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# vim: ft=sh
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# Vim stuff
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alias :q="exit"
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alias :wq="exit"
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alias q="exit"
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alias i="vim -c 'startinsert'"
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# shortcuts
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alias c="clear"
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alias t="date +%T"
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alias ll='ls -alh'
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alias fuck='sudo "$BASH" -c "$(history -p !!)"'
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# OS functions (TODO: should be broken out and pulled in based on OS)
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alias apt-all="sudo apt-get update; sudo apt-get full-upgrade -y; sudo apt-get autoremove -y; sudo apt-get clean -y;"
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alias rpm-all="rpm-ostree upgrade"
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alias pip-upgrade="pip3 list --outdated --format=freeze | grep -v '^\-e' | cut -d = -f 1 | xargs -n1 pip3 install -U"
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# Legacy mappings
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alias ifconfig='ip addr'
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# SSH hop script
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alias pgen='ssh -A -t -i ~/.ssh/no_pass 10.10.0.1 ~/bin/pgen'
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alias spgen='ssh -A -t -i ~/.ssh/no_pass 10.10.0.1 ~/bin/spgen'
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# Prefer a Vim in a new terminal over gVim
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alias gvim="/usr/bin/urxvt -e /bin/bash -c vim -i"
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# Startup scripts
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alias startsway='/home/jpm/scripts/sway/startsway.sh'
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alias starti3='/home/jpm/scripts/i3/starti3.sh'
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# Web shortcuts
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alias papillon="/usr/bin/chromium --app='https://papillon.john.me.tz/hud.php?refresh=3600&theme=dark'"
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# Force python3
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alias pip="pip3"
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alias python="python3"
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# Backlight control
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alias blc='/home/jpm/scripts/thinkpad/blc.pl --notify'
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#!/bin/bash
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# Load aliases
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source ${HOME}/.config/bash/bash_aliases
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# Configure static SSH Agent
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export SSH_AUTH_SOCK=~/.ssh/ssh-agent.sock
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if [ -e $SSH_AUTH_SOCK ]; then
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rm $SSH_AUTH_SOCK
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fi
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ssh-agent -a "$SSH_AUTH_SOCK" >/dev/null
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# Static/predictable Sway socket
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export SWAYSOCK="/home/jpm/.config/sway-ipc.sock"
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# Standardize language on en_US because of the ubiquity
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export LANG="en_US.UTF-8"
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export LANGUAGE="en_US.UTF-8"
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export LC_CTYPE="en_US.UTF-8"
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export LC_ALL="en_US.UTF-8"
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# Dirty config dir
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export XDG_DATA_HOME="${HOME}/.config"
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# GUI themes
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export GTK_THEME="Oled"
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export PROFILE_NAME="Oled"
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export QT_QPA_PLATFORMTHEME="qt5ct"
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export QT_QPA_PLATFORM="wayland-egl;wayland;xcb"
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export DCONF=".config/dconf/user"
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# Suggest session start command if last session is not known
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if [ ! -e /home/jpm/.config/last_login_gui ]; then
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echo "Use 'startsway' or 'starti3' to launch a GUI"
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fi
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# vim: ft=sh
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# Remove static SSH Agent
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rm SSH_AUTH_SOCK
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# when leaving the console clear the screen to increase privacy
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if [ "$SHLVL" = 1 ]; then
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[ -x /usr/bin/clear_console ] && /usr/bin/clear_console -q
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fi
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# vim: ft=sh
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# If running bash (vs. login prompt)
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if [ -n "$BASH_VERSION" ]; then
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# include .bashrc if it exists
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if [ -f "$HOME/.bashrc" ]; then
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. "$HOME/.bashrc"
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fi
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fi
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THEME="dark"
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# Perl junk to allow scripts to run for non-interactive sessions
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PERL5LIB="/home/jpm/perl5/lib/perl5${PERL5LIB:+:${PERL5LIB}}"; export PERL5LIB;
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PERL_LOCAL_LIB_ROOT="/home/jpm/perl5${PERL_LOCAL_LIB_ROOT:+:${PERL_LOCAL_LIB_ROOT}}"; export PERL_LOCAL_LIB_ROOT;
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PERL_MB_OPT="--install_base \"/home/jpm/perl5\""; export PERL_MB_OPT;
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PERL_MM_OPT="INSTALL_BASE=/home/jpm/perl5"; export PERL_MM_OPT;
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# vim: ft=sh
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# If not running interactively, don't do anything
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case $- in
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*i*) ;;
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*) return;;
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esac
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# Use static SSH Agent from profile
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export SSH_AUTH_SOCK=~/.ssh/ssh-agent.sock
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# agetty is set to automatically log me in on tty1
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# Automatically launch GUI on tty1 after login
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if [ "$(tty)" == '/dev/tty1' ]; then
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. /home/jpm/.bash_login
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LAST_GUI=`cat /home/jpm/.config/last_login_gui`
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if [ -f "/home/jpm/.config/last_login_gui" ]; then
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/home/jpm/scripts/${LAST_GUI}/start${LAST_GUI}.sh
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fi
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fi
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# Setup editor
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export EDITOR="vim"
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# don't put duplicate lines or lines starting with space in the history.
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shopt -s histappend
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HISTCONTROL=ignoreboth
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# append to the history file, don't overwrite it
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# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
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HISTSIZE=500000
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HISTFILESIZE=1000000
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# check the window size after each command and, if necessary,
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# update the values of LINES and COLUMNS.
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shopt -s checkwinsize
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# enable programmable completion features
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if ! shopt -oq posix; then
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if [ -f /usr/share/bash-completion/bash_completion ]; then
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. /usr/share/bash-completion/bash_completion
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elif [ -f /etc/bash_completion ]; then
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. /etc/bash_completion
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fi
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fi
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# Bell when prompt is returned to mark as urgent
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PROMPT_COMMAND='printf "\a"; history -a'
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# Reconfigure prompt after each return
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PROMPT_COMMAND="$PROMPT_COMMAND; source /home/jpm/.config/bash/prompt.sh"
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# Enable color support if possible
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if [ -x /usr/bin/dircolors ]; then
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test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
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alias ls='ls --color=auto'
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alias dir='dir --color=auto'
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alias vdir='vdir --color=auto'
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alias grep='grep --color=auto'
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alias fgrep='fgrep --color=auto'
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alias egrep='egrep --color=auto'
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export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
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fi
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# Load aliases
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if [ -f ~/.config/bash/bash_aliases ]; then
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. ~/.config/bash/bash_aliases
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fi
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# Add snaps and flatpaks to path
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#export XDG_DATA_DIRS="$XDG_DATA_DIRS:/usr/local/share:/usr/share:/var/lib/snapd/desktop:/var/lib/flatpak/exports/share"
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# Perl configs
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PERL5LIB="/home/jpm/perl5/lib/perl5${PERL5LIB:+:${PERL5LIB}}"; export PERL5LIB;
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PERL_LOCAL_LIB_ROOT="/home/jpm/perl5${PERL_LOCAL_LIB_ROOT:+:${PERL_LOCAL_LIB_ROOT}}"; export PERL_LOCAL_LIB_ROOT;
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PERL_MB_OPT="--install_base \"/home/jpm/perl5\""; export PERL_MB_OPT;
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PERL_MM_OPT="INSTALL_BASE=/home/jpm/perl5"; export PERL_MM_OPT;
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# Configure PATH
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source "$HOME/.config/bash/path"
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# Standardize language
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export LANG="en_US.UTF-8"
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export LANGUAGE="en_US:en"
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export LC_ALL="en_US.UTF-8"
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export LC_CTYPE="en_US.UTF-8"
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# terminal type
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export TERM="xterm"
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# GUI options. Mostly to optimize Wayland
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export QT_QPA_PLATFORM="wayland-egl;wayland;xcb"
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export SDL_VIDEODRIVER="wayland"
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export QML_IMPORT_PATH="/usr/lib/qt/qml"
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export QT_PLUGIN_PATH="/usr/lib/qt/plugins"
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export QML2_IMPORT_PATH="/usr/lib/qt/qml"
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export MOZ_ENABLE_WAYLAND="1"
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export MOZ_WEBRENDER="1"
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export XDG_SESSION_TYPE="wayland"
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export XDG_CURRENT_DESKTOP="sway"
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export XDG_CONFIG_HOME=/"home/jpm/.config"
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export SWAYSOCK="/home/jpm/.config/sway-ipc.sock"
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export CHROME_EXECUTABLE="/usr/bin/chromium"
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# Local user bin
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if [ -d "$HOME/bin" ] ; then
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PATH="$HOME/bin:$PATH"
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fi
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if [ -d "$HOME/.local/bin" ] ; then
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PATH="$HOME/.local/bin:$HOME/.local/bin/firefox:$PATH"
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fi
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if [ -d "$HOME/.local/share/applications" ] ; then
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export PATH="$HOME/.local/share/applications/:$PATH"
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fi
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# Private scripts
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if [ -d "$HOME/.private-scripts" ] ; then
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PATH="$HOME/.private-scripts:$PATH"
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fi
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# Public scripts
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if [ -d "$HOME/scripts" ] ; then
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PATH="$HOME/scripts:$PATH"
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fi
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# Flutter
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PATH="$HOME/flutter/bin/:$PATH"
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# Python
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PATH="$PYENV_ROOT/bin:$PATH"
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export PYENV_ROOT="$HOME/.pyenv"
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if command -v pyenv 1>/dev/null 2>&1; then
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eval "$(pyenv init -)"
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fi
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# Perl
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PATH="/home/jpm/perl5/bin:$PATH"
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# Export PATH
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export PATH="$PATH"
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# vim: ft=sh
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# Explain prompt
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ARG=$1
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if [[ $ARG == 'h' || $ARG == '-h' || $ARG == 'help' || $ARG == '--help' || $ARG == '?' ]]; then
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ARG="-h"
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elif [[ $ARG != '' ]]; then
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echo "Invalid argument: $ARG"
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exit 0
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fi
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# Default colours
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# 0 default, 1 red 2 green 3 yellow 4 blue 5 magenta 6 cyan 7 white (grey)
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PC="0" # prompt default
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TC="3" # time
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EC="7" # venv
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CC="1" # chroot
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UC="2" # user
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RC="1" # root user
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HC="4" # host
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SC="1" # ssh host
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DC="6" # dir
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GC="5" # git
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# Declare the SET name (as used by `setterm`) and PS string for colour options
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# Reference them later like: ${COLOURS["5","SET"]} or ${COLOURS["2","PS"]}
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declare -A COLOURS='(
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[0,SET]="default"
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[0,PS]="\[\033[0;0m\]"
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[1,SET]="red"
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[1,PS]="\[\033[0;31m\]"
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[2,SET]="green"
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[2,PS]="\[\033[0;32m\]"
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[3,SET]="yellow"
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[3,PS]="\[\033[0;33m\]"
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[4,SET]="blue"
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[4,PS]="\[\033[0;34m\]"
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[5,SET]="magenta"
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[5,PS]="\[\033[0;35m\]"
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[6,SET]="cyan"
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[6,PS]="\[\033[0;36m\]"
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[7,SET]="white"
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[7,PS]="\[\033[0;37m\]"
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)'
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# Get current git branch
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function parse_git_branch() {
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BRANCH=`git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'`
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if [ ! "${BRANCH}" == "" ]
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then
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STAT=`parse_git_dirty`
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echo "${COLOURS[\"$GC\",\"PS\"]}(${BRANCH}${STAT})${COLOURS[\"0\",\"PS\"]}"
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else
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echo ""
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fi
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}
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# Get git status
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function parse_git_dirty {
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status=`git status 2>&1 | tee`
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dirty=`echo -n "${status}" 2> /dev/null | grep "modified:" &> /dev/null; echo "$?"`
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untracked=`echo -n "${status}" 2> /dev/null | grep "Untracked files" &> /dev/null; echo "$?"`
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ahead=`echo -n "${status}" 2> /dev/null | grep "Your branch is ahead of" &> /dev/null; echo "$?"`
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newfile=`echo -n "${status}" 2> /dev/null | grep "new file:" &> /dev/null; echo "$?"`
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renamed=`echo -n "${status}" 2> /dev/null | grep "renamed:" &> /dev/null; echo "$?"`
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deleted=`echo -n "${status}" 2> /dev/null | grep "deleted:" &> /dev/null; echo "$?"`
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bits=''
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if [ "${renamed}" == "0" ]; then
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bits=">${bits}"
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fi
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if [ "${ahead}" == "0" ]; then
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bits="*${bits}"
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fi
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if [ "${newfile}" == "0" ]; then
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bits="+${bits}"
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fi
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if [ "${untracked}" == "0" ]; then
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bits="?${bits}"
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fi
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if [ "${deleted}" == "0" ]; then
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bits="x${bits}"
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fi
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if [ "${dirty}" == "0" ]; then
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bits="!${bits}"
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fi
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if [ "${bits}" != "" ]; then
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echo " ${bits}"
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else
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echo ""
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fi
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}
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# Comment - allow for command history to be copied directly to bash script
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PS1="${COLOURS["$PC","PS"]}# "
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# Time
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PS1="${PS1}${COLOURS["$TC","PS"]}\\t "
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if [[ $ARG == '-h' ]]; then
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setterm --foreground ${COLOURS["$TC","SET"]}; echo "time"; setterm --foreground default
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fi
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# Python venv
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if [ $VIRTUAL_ENV ]; then
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VENV="${VIRTUAL_ENV##*/}"
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VENV=`echo $VENV | sed -r 's/.*/[\0]/'`
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PS1="${PS1}${COLOURS["$EC","PS"]}${VENV} "
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if [[ $ARG == '-h' ]]; then
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setterm --foreground ${COLOURS["$EC","SET"]}; echo "venv"; setterm --foreground default
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fi
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fi
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# Debian Chroot
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if [ -z "$debian_chroot" ] && [ -r /etc/debian_chroot ]; then
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PS1="${PS1}${COLOURS["$CC","PS"]}<$(cat /etc/debian_chroot)>"
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if [[ $ARG == '-h' ]]; then
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setterm --foreground ${COLOURS["$CC","SET"]}; echo "debian chroot"; setterm --foreground default
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fi
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fi
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# User
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if [[ `whoami` == 'root' ]]; then
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UC=$RC
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fi
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PS1="${PS1}${COLOURS["$UC","PS"]}\\u"
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if [[ $ARG == '-h' ]]; then
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setterm --foreground ${COLOURS["$UC","SET"]}; echo "user"; setterm --foreground default
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fi
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# @
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PS1="${PS1}${COLOURS["$PC","PS"]}@"
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# Host
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if [[ $SSH_TTY != '' ]]; then
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HC="${SC}" # Host colour
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if [[ $ARG == '-h' ]]; then
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setterm --foreground ${COLOURS["$HC","SET"]}; echo "host"; setterm --foreground default
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fi
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else
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if [[ $ARG == '-h' ]]; then
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setterm --foreground ${COLOURS["$HC","SET"]}; echo "host (ssh)"; setterm --foreground default
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fi
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fi
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PS1="${PS1}${COLOURS["$HC","PS"]}\\h"
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# :
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PS1="${PS1}${COLOURS["$PC","PS"]}:"
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# Dir
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PS1="${PS1}${COLOURS["$DC","PS"]}\\w "
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if [[ $ARG == '-h' ]]; then
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setterm --foreground ${COLOURS["$DC","SET"]}; echo "directory"; setterm --foreground default
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fi
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# Git
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GIT=$(parse_git_branch)
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if [[ $GIT != '' ]]; then
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PS1="${PS1}${COLOURS["$GC","PS"]}${GIT}"
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if [[ $ARG == '-h' ]]; then
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setterm --foreground ${COLOURS["$GC","SET"]}; echo "git branch status"; setterm --foreground default
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fi
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fi
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# \n - start input on new line, again to support copy-paste into bash script
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PS1="${PS1}${COLOURS["$PC","PS"]}\\n"
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export PS1=$PS1
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