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@marhan
Created March 15, 2020 20:24
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# Markus Bash Prompt, inspired by "Sexy Prompt"
if tput setaf 1 &> /dev/null; then
if [[ $(tput colors) -ge 256 ]] 2>/dev/null; then
MAGENTA=$(tput setaf 9)
ORANGE=$(tput setaf 172)
GREEN=$(tput setaf 190)
PURPLE=$(tput setaf 141)
WHITE=$(tput setaf 0)
else
MAGENTA=$(tput setaf 5)
ORANGE=$(tput setaf 4)
GREEN=$(tput setaf 2)
PURPLE=$(tput setaf 1)
WHITE=$(tput setaf 7)
fi
BOLD=$(tput bold)
RESET=$(tput sgr0)
else
MAGENTA="\033[1;31m"
ORANGE="\033[1;33m"
GREEN="\033[1;32m"
PURPLE="\033[1;35m"
WHITE="\033[1;37m"
BOLD=""
RESET="\033[m"
fi
parse_git_dirty () {
[[ $(git status 2> /dev/null | tail -n1 | cut -c 1-17) != "nothing to commit" ]] && echo "*"
}
parse_git_branch () {
git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/\1$(parse_git_dirty)/"
}
parse_java_version() {
java -version 2>&1 | awk -F '"' '/version/ {print $2}'
}
parse_python_version() {
python --version 2>&1 | awk '{print $2}'
}
parse_ruby_version() {
ruby --version | awk '{print $2}'
}
get_kubernetes_context()
{
CONTEXT=$(kubectl config current-context 2>/dev/null)
if [ -n "$CONTEXT" ]; then
NAMESPACE=$(kubectl config view --minify --output 'jsonpath={..namespace}')
if [ -n "$NAMESPACE" ]; then
echo "${CONTEXT}:${NAMESPACE}"
else
echo "${CONTEXT}:undefined"
fi
else
echo "undefined"
fi
}
function prompt_command() {
PS1="\[${BOLD}\[$WHITE\]in \[$MAGENTA\]\w\[$WHITE\]\$([[ -n \$(git branch 2> /dev/null) ]] && echo \" on \")\[$PURPLE\]\$(parse_git_branch)\[$WHITE\]\$(echo \" java \")\[$MAGENTA\]\$(parse_java_version)\[$WHITE\]\$(echo \" python \")\[$MAGENTA\]\$(parse_python_version)\[$WHITE\]\$(echo \" ruby \")\[$MAGENTA\]\$(parse_ruby_version)\[$WHITE\]\$(echo \" k8s \")\[$MAGENTA\]\$(get_kubernetes_context) \n\$ \[$RESET\]"
}
safe_append_prompt_command prompt_command
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