Use local kubeconfig on dir change

kubecfg

#!/bin/bash

COLOR_LIGHT_GREEN="$(tput setaf 10)"
COLOR_RESET="$(tput sgr0)"

function kubecfg()
{
    if [ $# -eq 0 ]; then
        echo $KUBECONFIG
        return
    fi
    
    if [ "$1" == -u ]; then
        if [ -v KUBECONFIG ]; then
            echo Unsetting KUBECONFIG=$KUBECONFIG
            unset KUBECONFIG
        fi;
        return
    fi
    
    export KUBECONFIG="$(realpath $1)"
    
    if ! [ -e "$1" ]; then
        echo Creating kubeconfig: $1
        touch $1
    else
        chmod 700 $KUBECONFIG
    fi
    
    echo -e "${COLOR_LIGHT_GREEN}Using kubeconfig: ${KUBECONFIG}${COLOR_RESET}"
}

function cd()
{ 
    command cd "$@"
    
    [ -e ./.kubeconfig ] && kubecfg ./.kubeconfig && return
    [ -e ./kubeconfig ] && kubecfg ./kubeconfig && return
    [ -e ./.kube/config ] && kubecfg ./.kube/config && return
    
    kubecfg $HOME/.kube/config
}