Custom .bashrc for ubuntu with git and kubernetes support

.bashrc

# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples

# If not running interactively, don't do anything
case $- in
    *i*) ;;
      *) return;;
esac

# don't put duplicate lines or lines starting with space in the history.
# See bash(1) for more options
HISTCONTROL=ignoreboth

# append to the history file, don't overwrite it
shopt -s histappend

# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
HISTSIZE=1000
HISTFILESIZE=2000

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# If set, the pattern "**" used in a pathname expansion context will
# match all files and zero or more directories and subdirectories.
#shopt -s globstar

# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"

# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
    debian_chroot=$(cat /etc/debian_chroot)
fi

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
    xterm-color|*-256color) color_prompt=yes;;
esac

# uncomment for a colored prompt, if the terminal has the capability; turned
# off by default to not distract the user: the focus in a terminal window
# should be on the output of commands, not on the prompt
#force_color_prompt=yes

if [ -n "$force_color_prompt" ]; then
    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
	# We have color support; assume it's compliant with Ecma-48
	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
	# a case would tend to support setf rather than setaf.)
	color_prompt=yes
    else
	color_prompt=
    fi
fi

if [ "$color_prompt" = yes ]; then
    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
else
    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi
unset color_prompt force_color_prompt

# If this is an xterm set the title to user@host:dir
case "$TERM" in
xterm*|rxvt*)
    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
    ;;
*)
    ;;
esac

# enable color support of ls and also add handy aliases
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias ls='ls --color=auto'
    #alias dir='dir --color=auto'
    #alias vdir='vdir --color=auto'

    alias grep='grep --color=auto'
    alias fgrep='fgrep --color=auto'
    alias egrep='egrep --color=auto'
fi

# colored GCC warnings and errors
#export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'

# some more ls aliases
alias ll='ls -alF'
alias la='ls -A'
alias l='ls -CF'
alias lh='ls -larthF'

# Add an "alert" alias for long running commands.  Use like so:
#   sleep 10; alert
alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'

# Alias definitions.
# You may want to put all your additions into a separate file like
# ~/.bash_aliases, instead of adding them here directly.
# See /usr/share/doc/bash-doc/examples in the bash-doc package.

if [ -f ~/.bash_aliases ]; then
    . ~/.bash_aliases
fi

# enable programmable completion features (you don't need to enable
# this, if it's already enabled in /etc/bash.bashrc and /etc/profile
# sources /etc/bash.bashrc).
if ! shopt -oq posix; then
  if [ -f /usr/share/bash-completion/bash_completion ]; then
    . /usr/share/bash-completion/bash_completion
  elif [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
  fi
fi

# Show git branch name and EKS namespace
force_color_prompt=yes
color_prompt=yes
parse_git_branch() {
 git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/(\1)/'
}
if [ "$color_prompt" = yes ]; then
 PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\W\[\033[01;31m\]$(parse_git_branch)\[\033[01;33m\]$(parse-kubectl-namespace)\[\033[00m\]\$ '
else
 PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w$(parse_git_branch)$(parse-kubectl-namespace)\$ '
fi
unset color_prompt force_color_prompt

alias git-remove-untracked='git fetch --prune && git branch -r | awk "{print \$1}" | egrep -v -f /dev/fd/0 <(git branch -vv | grep origin) | awk "{print \$1}" | xargs git branch -d'

alias git-log='git log --pretty="%C(Yellow)%h  %C(reset)%ad%x09%C(Cyan)[%<(8,trunc)%aN] %C(reset)%s" --date=relative'
alias git-log-no-merges='git log --pretty="%C(Yellow)%h  %C(reset)%ad%x09%C(Cyan)[%<(8,trunc)%aN] %C(reset)%s" --date=relative --no-merges'
alias git-log-no-pager='git --no-pager log --pretty="%C(Yellow)%h  %C(reset)%ad%x09%C(Cyan)[%<(8,trunc)%aN] %C(reset)%s" --date=relative'

function git-log-diff() {
    to_branch=$1
    from_branch=$2
    if [ -z $to_branch ]; then
        to_branch='origin/master'
    fi
    if [ -z $from_branch ]; then
        from_branch=`git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'`
    fi
    branches=$to_branch..$from_branch
    echo "git --no-pager log $branches --pretty=\"%C(Yellow)%h  %C(reset)%ad%x09%C(Cyan)[%<(9,trunc)%aN] %C(reset)%s\" --date=relative"
    git --no-pager log $branches --pretty="%C(Yellow)%h  %C(reset)%ad%x09%C(Cyan)[%<(9,trunc)%aN] %C(reset)%s" --date=relative
}


# kubectl autocomplete
source <(kubectl completion bash)

# kubectl namespace change
function kubectl-namespace() {
    namespace=$1
    if [ -z $namespace ]; then
        #echo "current namespace: `kubectl get sa default -o jsonpath='{.metadata.namespace}'`"
        echo "current namespace: `kubectl config view --minify --output 'jsonpath={..namespace}'`"
        # echo "To change namespace, please provide the namespace name: 'kubectl-namespace mywebapp'"
        return 0
    fi
    kubectl config set-context $(kubectl config current-context) --namespace $namespace
}

# kubectl prompt
function parse-kubectl-namespace {
    if [[ $PWD == *"helm"* ]]; then
        EKS_NAMESPACE=`kubectl config view --minify --output 'jsonpath={..namespace}'`
        printf "[$EKS_NAMESPACE]"
    fi
}

# kubectl aliases
alias k8='kubectl'
alias k8-ns='kubectl-namespace'

# Jupyter Lab
JUPYTER=$HOME/dev/_TOOLS/jupyter/.venv/bin/jupyter
alias jupyter=$JUPYTER
alias jupyter_notebook="cd $HOME/dev/_TOOLS/jupyter && $JUPYTER notebook"

# History util
alias history_cmds='history | cut -c 8-'

alias blender2.79='$HOME/opt/blender-2.79-linux-glibc219-x86_64/blender &'
alias blender2.83='$HOME/opt/blender-2.83.0-linux64/blender &'

alias deadline-monitor='$HOME/opt/Thinkbox/Deadline10/bin/deadlinelauncher -monitor'

alias mfa='$HOME/.aws/mfa.sh'

alias vpn='TERM=xterm barracudavpn'