dotfiles/base/.profile
Jacob Babor ae733d53b3 Modify our hostname get in the Bash PS1 to work on systems without hostname installed
Might just switch to that permanently tbh; it's nicer and quicker
2022-04-13 18:53:44 -05:00

412 lines
10 KiB
Bash
Executable File

#!/bin/sh
# Copyright (c) 2017 rehashedsalt/vintagesalt
# Licensed under the terms of the MIT license
## POSIX NOTICE
# This script, or at least the parts expected to be run by a standard sh
# implementation, should be fully POSIX-compliant. If it is not, open a bug
# report at git.9iron.club/salt/home and I'll take care of it.
## SHELLCHECK
# Not finding these sources is none of my concern; they're out of scope
# shellcheck disable=1091
# shellcheck disable=1090
# I'm well aware of when functions are defined vs used
# Those choices are deliberate
# shellcheck disable=2139
# shellcheck disable=2016
# Some variables will not be used here, but in the shell
# shellcheck disable=2034
# Quit being pedantic
# shellcheck disable=1117
# Environment variables
_baseshell="$(basename -- "$0")"
# Patch PATH
for dir in \
"$HOME/.bin" \
"$HOME/.local/bin" \
"$HOME/.firestarter" \
"/usr/local/opt/coreutils/libexec/gnubin" \
"/usr/local/opt/gnu-sed/libexec/gnubin" \
"/usr/local/opt/grep/libexec/gnubin" \
"/usr/local/opt/util-linux/bin" \
"/usr/local/opt/util-linux/sbin"
do
if [ -d "$dir" ]; then
PATH="$dir:$PATH"
fi
done
# Grab bash_completion, if it exists
[ -f "/etc/profile.d/bash_completion.sh" ] && . "/etc/profile.d/bash_completion.sh"
# Source ~/.functions, if it exists
[ -r "$HOME/.functions" ] \
&& [ "$_baseshell" != "sh" ] \
&& [ "$_baseshell" != "dash" ] \
&& . "$HOME/.functions"
# Define a require function
has() {
[ -z "$1" ] && return 1
command -v "$1" > /dev/null 2>&1
}
# Doot
if ! has doot; then
alias doot="echo Doot doot."
fi
# Grab pip completion, if it exists
if has pip; then
case "$_baseshell" in
*bash)
if ! [ -f "$HOME/.pip-completion-bash" ]; then
pip completion --bash > "$HOME/.pip-completion-bash"
echo ".profile: Created pip completion for bash"
fi
. "$HOME/.pip-completion-bash"
;;
zsh)
if ! [ -f "$HOME/.pip-completion-zsh" ]; then
pip completion --zsh > "$HOME/.pip-completion-zsh"
echo ".profile: Created pip completion for zsh"
fi
. "$HOME/.pip-completion-zsh"
;;
*)
;;
esac
fi
if has kubectl; then
case "$_baseshell" in
*bash)
if ! [ -f "$HOME/.kubectl-completion-bash" ]; then
kubectl completion bash > "$HOME/.kubectl-completion-bash"
echo ".profile: Created kubectl completion for bash"
fi
. "$HOME/.kubectl-completion-bash"
;;
*)
;;
esac
fi
if has terraform; then
case "$_baseshell" in
*bash)
complete -C "$(which terraform)" terraform
;;
*)
;;
esac
fi
# Set up go, if we have it
if has go; then
export GOPATH="$HOME/.local/go"
[ "${PATH#*$GOPATH}" = "$PATH" ] && export PATH="$PATH:$GOPATH/bin"
fi
# Grab dircolors, if it exists
if has dircolors; then
dircolorsfile="$HOME/.config/dircolors"
if [ -r "$dircolorsfile" ]; then
eval "$(dircolors "$dircolorsfile")"
else
eval "$(dircolors -b)"
fi
fi
# Set up our text editor
for editor in vim vi nano; do
if has "$editor"; then
export EDITOR="$editor"
break
fi
done
alias e='$EDITOR'
# Now for a shitton of aliases
if ! has define; then
if has mate-dictionary; then
alias define='mate-dictionary -n --look-up'
fi
fi
if ! has helpme; then
# https://breanneboland.com/blog/2020/02/28/you-can-put-what-in-dns-txt-records-a-blog-post-for-con-west-2020/
alias helpme='dig +short txt "$(( RANDOM % 50 )).maybethiscould.work"'
fi
if has emerge; then
alias e-depclean='sudo emerge -a --depclean'
alias e-inst='sudo emerge -a --jobs --tree --quiet-build y'
alias e-upgrade='sudo emerge -DNUua --jobs --tree --quiet-build y --with-bdeps=y --keep-going --backtrack=1000 @world'
alias e-newuse='sudo emerge -Uva --jobs --tree --quiet-build y @world'
alias e-search='emerge -s'
alias e-sync='sudo emerge --sync'
if has eclean; then
alias e-cleanup='sudo eclean -d distfiles && sudo eclean -d packages'
fi
fi
if has firestarter and ! has fs; then
alias fs="firestarter"
fi
if has fork; then
alias dup="fork $TERMINAL $PWD"
fi
if has git; then
# Thanks Bash-it!
alias g='git'
alias ga='git add'
alias gall='git add -A'
alias gap='git add -p'
alias gb='git branch'
alias gbD='git branch -D'
alias gba='git branch -a'
alias gbd='git branch -d'
alias gbm='git branch -m'
alias gbt='git branch --track'
alias gc='git commit -v'
alias gca='git commit -v -a'
alias gcam="git commit -v -am"
alias gcb='git checkout -b'
alias gci='git commit --interactive'
alias gcl='git clone'
alias gclean='git clean -fd'
alias gcm='git commit -v -m'
alias gco='git checkout'
alias gcob='git checkout -b'
alias gcom='git checkout master'
alias gcount='git shortlog -sn'
alias gcp='git cherry-pick'
alias gcpd='git checkout master; git pull; git branch -D'
alias gcpx='git cherry-pick -x'
alias gcsam="git commit -S -am"
alias gct='git checkout --track'
alias gd='git diff'
alias gdel='git branch -D'
alias gds='git diff --staged'
alias gdv='git diff -w "$@" | vim -R -'
alias get='git'
alias gexport='git archive --format zip --output'
alias gf='git fetch --all --prune'
alias gft='git fetch --all --prune --tags'
alias gftv='git fetch --all --prune --tags --verbose'
alias gfv='git fetch --all --prune --verbose'
alias ggs="gg --stat"
alias ggui="git gui"
alias gh='cd "$(git rev-parse --show-toplevel)"'
alias gl='git pull'
alias gll='git log --graph --pretty=oneline --abbrev-commit'
alias glum='git pull upstream master'
alias gm="git merge"
alias gmu='git fetch origin -v; git fetch upstream -v; git merge upstream/master'
alias gmv='git mv'
alias gp='git push'
alias gpatch="git format-patch -1"
alias gpo='git push origin'
alias gpom='git push origin master'
alias gpp='git pull && git push'
alias gpr='git pull --rebase'
alias gpristine='git reset --hard && git clean -dfx'
alias gpu='git push --set-upstream'
alias gpuo='git push --set-upstream origin'
alias gpuoc='git push --set-upstream origin $(git symbolic-ref --short HEAD)'
alias gr='git remote'
alias gra='git remote add'
alias grm='git rm'
alias grv='git remote -v'
alias gs='git status'
alias gsl="git shortlog -sn"
alias gss='git status -s'
alias gst="git stash"
alias gstb="git stash branch"
alias gstd="git stash drop"
alias gstl="git stash list"
alias gstp="git stash pop"
alias gsu='git submodule update --init --recursive'
alias gt="git tag"
alias gta="git tag -a"
alias gtd="git tag -d"
alias gtl="git tag -l"
alias gtls='git tag -l | sort -V'
alias gup='git fetch && git rebase'
alias gus='git reset HEAD'
alias gwc="git whatchanged"
# Add uncommitted and unstaged changes to the last commit
alias gcaa="git commit -a --amend -C HEAD"
# From http://blogs.atlassian.com/2014/10/advanced-git-aliases/
# Show commits since last pull
alias gnew="git log HEAD@{1}..HEAD@{0}"
# Show untracked files
alias gu='git ls-files . --exclude-standard --others'
fi
if has kubectl; then
alias k='kubectl'
fi
if has nc; then
# I'm not sorry
alias blinkenlights='nc -v towel.blinkenlights.nl 23'
fi
if has ptgdp; then
song() {
if [ -z "$*" ]; then
echo "song: Requires an argument"
return 1
fi
echo "$*" | ptgdp -p
}
fi
if has sed && has find; then
replace() {
if [ $# -ne 2 ]; then
echo "replace: Requires two arguments"
return 1
fi
find . -type f -exec sed -i "s/$1/$2/g" {} \;
}
fi
if has sudo; then
case $_baseshell in
*bash|*zsh)
export SUDO_PROMPT=$'[\e[34msudo\e[0m as %U]: Password for %p: '
;;
*)
export SUDO_PROMPT='[sudo as %U]: Password for %p: '
esac
fi
if has tree; then
treeargs='-qF --dirsfirst'
alias tree="tree $treeargs"
alias t="tree $treeargs -L 2"
alias tl="tree $treeargs -pughL 2"
alias tp="tree $treeargs -pL 2"
alias ts="tree $treeargs -hL 2"
unset treeargs
fi
if has vault; then
alias vlogin="vault login -method=ldap username=$(whoami)"
alias vls="vault list"
alias vr="vault read"
fi
# Aliases for common utilities
if [ "$(uname)" = "Linux" ] || has brew; then
# Assume we have GNU coreutils
lsarguments='-Fh --color=auto --group-directories-first'
alias l="ls -l --file-type $lsarguments"
alias la="ls -A --file-type $lsarguments"
alias ls="ls $lsarguments"
alias ll="ls -Al --file-type $lsarguments"
unset lsarguments
else
# Else only assume POSIX/BSD
lsarguments='-F'
alias l="ls -l $lsarguments"
alias la="ls -A $lsarguments"
alias ls="ls $lsarguments"
alias ll="ls -Ahl $lsarguments"
fi
# Set up a default PS1 for bash
_ps1bash() {
exitcode="$?"
r="\[\e[0m\]"
bg_red="\[\e[41m\]"
bg_yellow="\[\e[43m\]"
bg_blue="\[\e[44m\]"
fg_black="\[\e[30m\]"
fg_red="\[\e[31m\]"
fg_green="\[\e[32m\]"
fg_yellow="\[\e[33m\]"
fg_blue="\[\e[34m\]"
fg_magenta="\[\e[35m\]"
fg_grey="\[\e[37m\]"
fg_bold="\[\e[1m\]"
# Add hostname prefix in SSH sessions
unset _prefix
# Get the system hostname, using a util if one's available
if command -v hostname; then
_hostname="$(hostname -s)"
else
_hostname="$(</etc/hostname)"
fi
# Alert if in an SSH session
if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ]; then
_prefix="${fg_bold}${fg_red}${_hostname}${r}${fg_red}:${r}${_prefix}"
elif [ "$USER" != "salt" ]; then
_prefix="${fg_bold}${fg_yellow}$USER${r}${fg_yellow}:${r}${_prefix}"
fi
# If we're in a PROJECT, post that envvar
if [ -n "$PROJECT" ]; then
_prefix="${_prefix}${fg_bold}${fg_blue}$PROJECT${r}${fg_blue}:${r}"
fi
# Color PWD
_prefix="${_prefix}${fg_blue}"
# Show the tilde instead of $HOME
_cpwd='\w'
# Show read-only status in certain directories
if [ "$UID" = 0 ]; then
# Root gets the usual "#" prompt
_prompt="${fg_red}#${r}"
elif ! [ -d "$PWD" ]; then
# Something very bad has happened to our PWD, probably got deleted
_prompt="${bg_red}${fg_black}!${r}"
elif ! [ -r "$PWD" ]; then
# Guess we lost privileges
_prompt="${fg_red}"'$'"${r}"
elif ! [ -x "$PWD" ]; then
# Missing execution perms
if [ -w "$PWD" ]; then
# Fixable
_prompt="${bg_blue}${fg_black}"'$'"${r}"
else
# Unfixable
_prompt="${bg_yellow}${fg_black}"'$'"${r}"
fi
elif ! [ -w "$PWD" ]; then
# Can't write is really common but also good to know
_prompt="${fg_magenta}"'~'"${r}"
else
# Otherwise we should be fine
_prompt="${fg_green}"'$'"${r}"
fi
# Alert us if the last command failed
unset _fail
if ! [ "$exitcode" = "0" ]; then
_fail="${fg_bold}${fg_red}?"
fi
# shellcheck disable=2059
PS1="[${_prefix}${_cpwd}${r}]${_fail}${r}${_prompt}${r} "
}
# And export our PS1
case "$_baseshell" in
zsh)
# Don't do this on ZSH
# I have a custom theme for that
;;
*bash)
export PS1=""
export PROMPT_COMMAND=_ps1bash
;;
*)
export PS1='[\e[31m\w\e[0m]\e[32m\$\e[0m '
;;
esac
# Clean up
unset gnubin
unset -v _baseshell
unset -f has
# Source in a site-specific profile
localprofile="$HOME/.local/profile"
if [ -f "$localprofile" ]; then
. "$localprofile"
fi