mkdir -p /data/k8sEnv/{kubeconfig,venv}
echo "alias ak8s='cd /data/k8sEnv/kubeconfig && source /data/k8sEnv/venv/k8sEnv'" >> /etc/profile
source /etc/profile

# /data/k8sEnv/venv/k8sEnv
#s file must be used with "source bin/activate" *from bash*
# you cannot run it directly

deactivate () {

    # reset old environment variables
    if ! [ -z "${_OLD_VIRTUAL_PATH+_}" ] ; then
        PATH="$_OLD_VIRTUAL_PATH"
        export PATH
        unset _OLD_VIRTUAL_PATH
    fi

    unset KUBECONFIG
    if ! [ -z "${_OLD_VIRTUAL_PS1+_}" ] ; then
        PS1="$_OLD_VIRTUAL_PS1"
        export PS1
        unset _OLD_VIRTUAL_PS1
    fi

    unset VIRTUAL_ENV
    if [ ! "${1-}" = "nondestructive" ] ; then
    # Self destruct!
        unset -f deactivate
    fi
}

# unset irrelevant variables
deactivate nondestructive
ERR=0

VIRTUAL_ENV="$1"
if [[ "$1"x == "x" ]]
then
    echo " $1参数错误! 没有这个集群名称"
    echo "eg: ak8s 集群名称"
    ERR=1
fi
export VIRTUAL_ENV

BASEDIR=/data/k8sEnv

if [ $ERR -eq 0 ]
then
  ENV_NAME=(`basename $VIRTUAL_ENV`)
fi

KUBECONFIG=${BASEDIR}/kubeconfig/$ENV_NAME/config

if [ ! -e ${KUBECONFIG} ] && [ $ERR -eq 0 ]
then
  echo "$1 集群不存在,请检查"
  export VIRTUAL_ENV=ERROR
  ERR=1
else
  export KUBECONFIG
fi

_OLD_VIRTUAL_PATH="$PATH"
PATH="$PATH"
export PATH

if [ -z "${VIRTUAL_ENV_DISABLE_PROMPT-}" ] &&  [ $ERR -eq 0 ]  ; then
    _OLD_VIRTUAL_PS1="${PS1-}"
    if [ "x" != x ] ; then
        PS1="${PS1-}"
    else
        PS1="(`basename \"$VIRTUAL_ENV\"`) ${PS1-}"
    fi
    export PS1
fi

if [ -n "${BASH-}" ] || [ -n "${ZSH_VERSION-}" ] ; then
    hash -r 2>/dev/null
fi