.bashrc for "Using different kubectl versions with multiple Kubernetes clusters"

.bashrc_sample_managing_different_kubectl_versions.sh

# https://medium.com/@eduardobaitello/using-different-kubectl-versions-with-multiple-kubernetes-clusters-a3ad8707b87b
# Pssssst..Ubuntu here...
# Configuring kube_ps1 on PS1
if [ "$color_prompt" = yes ]; then
	PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]$(kube_ps1)\$ '
else
	PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w$(kube_ps1)\$ '
fi
unset color_prompt force_color_prompt


# asdf Bash on Linux
# https://asdf-vm.com/#/core-manage-asdf-vm?id=add-to-your-shell
. $HOME/.asdf/asdf.sh
. $HOME/.asdf/completions/asdf.bash

# Make sure to not have any config file set at start
# However, kubectl will always use a 
# $HOME/.kube/config file as default. Use this as a "dummy" file
unset KUBECONFIG

# kube_ps1 configs
# https://github.com/jonmosco/kube-ps1#customization
export KUBE_PS1_SYMBOL_ENABLE=false # I don't want symbols on my prompt
export KUBE_PS1_ENABLED=off         # Start with kube_ps1 disabled
source $HOME/.local/bin/kube-ps1.sh # Source kube-ps1 script

# Configuring our three customers
# environments from Test Scenario
# Customer 1
alias k8s_customer1='asdf global kubectl 1.10.11 && \
asdf current && \
export KUBECONFIG=$HOME/.kube/config_CUSTOMER_1 && kubeon'
# Customer 2
alias k8s_customer2='asdf global kubectl 1.10.11 && \
asdf current && \
export KUBECONFIG=$HOME/.kube/config_CUSTOMER_2 && kubeon'
# Customer 3
alias k8s_customer3='asdf global kubectl 1.12.3 && \
asdf current && \
export KUBECONFIG=$HOME/.kube/config_CUSTOMER_3 && kubeon'