vm-start/network_control.sh

#!/bin/sh
# Script which control the network. Make the bridge, veth, dummy, brx alone without any help.

version="0.0.2"
usage="USAGE
    $(basename $0) [PARAMETTER] [COMMAND NAME]

DESCRIPTION
    Setup the bridge interfaces for a vm.

    Take it's config files from:
    - \$XDG_CONFIG_HOME/vm_start/conf

    In case \$XDG_CONFIG_HOME doesn't exists
    - ~/.config/vm_start/conf

PARAMETTER
    -h, --help      Print this help message and quit
    -V, --version   Print the installed version of $(basename $0) and quit
    -v, --verbose   Print more output for all actions.

NAME
    Is the name of the vm to open

COMMAND
    active          Active the internet network of the vm
    desactive       desactive the internet network of the vm
    desactive-all   desactive all vms previously loaded

"

print_usage() {
    echo "${usage}"
}

print_version() {
    echo "$(basename $0) v.${version}"
}

# first, test if there is help, version, or verbose args.
for i in "$@"; do
    case "$i" in
        "-h" | "--help")
            print_usage
            exit 0
            ;;
        "-V" | "--version")
            print_version
            exit 0
            ;;
        "-v" | "--verbose")
            set_verbose
            ;;
    esac
done