#!/bin/sh # container-tools - Manage systemd-nspawn containers # Copyright (C) 2014-2016 Daniel Baumann <daniel.baumann@open-infrastructure.net> # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. set -e COMMAND="$(basename ${0})" CONFIG="/etc/container-tools/config" MACHINES="/var/lib/machines" Parameters () { LONG_OPTIONS="name:,cnt.auto:,bind:,capability:,drop-capability:script:," OPTIONS="n:,b:,c:,d:,s:," PARAMETERS="$(getopt --longoptions ${LONG_OPTIONS} --name=${COMMAND} --options ${OPTIONS} --shell sh -- ${@})" if [ "${?}" != "0" ] then echo "'${COMMAND}': getopt exit" >&2 exit 1 fi eval set -- "${PARAMETERS}" while true do case "${1}" in -n|--name) NAME="${2}" shift 2 ;; --cnt.auto) CNT_AUTO="${2}" shift 2 ;; -b|--bind) BIND="${2}" shift 2 ;; -c|--capability) CAPABILITY="${2}" shift 2 ;; -d|--drop-capability) DROP_CAPABILITY="${2}" shift 2 ;; -s|--script) SCRIPT="${2}" shift 2 ;; --) shift 1 break ;; *) echo "'${COMMAND}': getopt error" >&2 exit 1 ;; esac done } Usage () { echo "Usage: container ${COMMAND} -n|--name NAME [--cnt.auto=true|false|FQDN] [-b|--bind DIRECTORY:DIRECTORY[:OPTIONS]] [-c|--capability CAPABILITY[,CAPABILITY]] [-d|--drop-capability DROP_CAPABILITY[,DROP_CAPABILITY]] [-s|--script SCRIPT] [-- SCRIPT_OPTIONS]" >&2 exit 1 } Parameters "${@}" if [ -z "${NAME}" ] then Usage fi if [ -e "${CONFIG}/${NAME}.conf" ] then echo "'${NAME}': container already exists or ${CONFIG}/${NAME}.conf has not been removed" >&2 exit 1 fi if [ -z "${SCRIPT}" ] then if [ -e /usr/share/container-tools/scripts/default ] then TARGET="$(basename $(readlink /usr/share/container-tools/scripts/default))" case "${TARGET}" in container-tools_script) TARGET="$(basename $(readlink /etc/alternatives/container-tools_script))" ;; esac if [ -e "/usr/share/container-tools/scripts/${TARGET}" ] then SCRIPT="${TARGET}" else echo "default -> '${TARGET}': no such script" >&2 exit 1 fi else SCRIPT="debian" fi else if [ ! -e "/usr/share/container-tools/scripts/${SCRIPT}" ] then echo "'${SCRIPT}': no such script" >&2 exit 1 fi fi CNT_AUTO="${CNT_AUTO:-$(hostname -f)}" BINDS="$(echo ${BIND} | sed -e 's|;| |g')" for ENTRY in ${BINDS} do DIRECTORY="$(echo ${ENTRY} | awk -F: '{ print $1 }')" if [ ! -e "${DIRECTORY}" ] then mkdir -p "${DIRECTORY}" fi done # config mkdir -p "${CONFIG}" sed -e "s|@CNT_AUTO@|${CNT_AUTO}|g" \ -e "s|@CNT_NETWORK_BRIDGE@|${CNT_NETWORK_BRIDGE}|g" \ -e "s|@NAME@|${NAME}|g" \ -e "s|@BIND@|${BIND}|g" \ -e "s|@BOOT@|yes|g" \ -e "s|@CAPABILITY@|${CAPABILITY}|g" \ -e "s|@DIRECTORY@|${MACHINES}/${NAME}|g" \ -e "s|@DROP_CAPABILITY@|${DROP_CAPABILITY}|g" \ -e "s|@MACHINE@|${NAME}|g" \ -e "s|@NETWORK_VETH_EXTRA@|${NETWORK_VETH_EXTRA}|g" \ -e "s|@LINK_JOURNAL@|no|g" \ -e "s|@REGISTER@|yes|g" \ /usr/share/container-tools/config/container.conf.in > "${CONFIG}/${NAME}.conf" # Run "/usr/share/container-tools/scripts/${SCRIPT}" $(echo "${@}" | sed -e 's| -- | |')