create-nfs-links.bash

#!/usr/bin/env bash
# sáb abr  9 18:57:00 CEST 2016

NFS="${NFS:-/mnt/nfs/${USER}}"

nfs_mnt="/mnt/nfs/${USER}"
linked_dirs="(ls ${HOME})"

X="\e[0m"
R="\e[0;31m"
G="\e[0;32m"

delete_user_links(){
    cd "${HOME}"
    for dir in *; do
        if [ -h "${dir}" ]; then
            printf "${G}${dir} -> "$(readlink -m "${dir}")"${X}\n"
        fi
    done
    cd "${OLDPWD}"
}

create_user_links(){
    cd "${HOME}"
    for dir in ${linked_dirs[@]}; do
        if [ ! -e "${HOME}/${dir}" ]; then
            printf "${G}${dir} -> ${nfs_mnt}/${dir}${X}"
            ln -s "${nfs_mnt}/${dir}" "${dir}"
        fi
    done
    cd "${OLDPWD}"
}

show_help(){
    printf "
Usage: $0 ${R}-h|-c|-d${X}\n
    ${R}-h|--help${X}: show help
    ${R}-c|--create${X}: create user links
    ${R}-d|--delete${X}: delete user links\n\n"
}

case $1 in
    -d|--delete) delete_user_links ;;
    -c|--create) create_user_links ;;
    -h|--help)   show_help; exit 1 ;;
    *) show_help; exit 3 ;;
esac

exit 0