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|
#!/bin/sh
# Copyright (C) 2014-2021 Daniel Baumann <daniel.baumann@open-infrastructure.net>
#
# SPDX-License-Identifier: GPL-3.0+
#
# 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 <https://www.gnu.org/licenses/>.
set -e
PROJECT="open-infrastructure"
SOFTWARE="compute-tools"
PROGRAM="container"
COMMAND="$(basename ${0})"
CONFIG="/etc/${SOFTWARE}/config"
HOOKS="/etc/${SOFTWARE}/hooks"
MACHINES="/var/lib/machines"
SCRIPTS="/usr/share/${SOFTWARE}/scripts"
Parameters ()
{
GETOPT_LONGOPTIONS="name:,cnt.container-server:,id:,script:,shortname:,config-template:,verbose,"
GETOPT_OPTIONS="n:,i:,s:,c:,v,"
PARAMETERS="$(getopt --longoptions ${GETOPT_LONGOPTIONS} --name=${COMMAND} --options ${GETOPT_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.container-server)
CNT_CONTAINER_SERVER="${2}"
shift 2
;;
-i|--id)
ID="${2}"
shift 2
;;
-s|--script)
SCRIPT="${2}"
shift 2
;;
--shortname)
SHORTNAME="${2}"
shift 2
;;
-t|--config-template)
CONFIG_TEMPLATE="${2}"
shift 2
;;
-v|--verbose)
VERBOSE="true"
shift 1
;;
--)
shift 1
break
;;
*)
echo "'${COMMAND}': getopt error" >&2
exit 1
;;
esac
done
}
Usage ()
{
# FIXME
echo WIP
echo "Usage: ${PROGRAM} ${COMMAND} -n|--name NAME [--cnt.container-server=true|false|FQDN] [--cnt.overlay=DIRECTORY_LOWER:DIRECTORY_UPPER:DIRECTORY_WORK:DIRECTORY_MERGED] [--cnt.overlay-options=OPTION[,OPTION]] [-b|--bind DIRECTORY:DIRECTORY[:OPTIONS]] [--bind-ro DIRECTORY:DIRECTORY[:OPTIONS]] [-c|--capability CAPABILITY[,CAPABILITY]] [-d|--drop-capability DROP_CAPABILITY[,DROP_CAPABILITY]] [-s|--script SCRIPT] [-v|--verbose] [-- SCRIPT_OPTIONS]" >&2
exit 1
}
Parameters "${@}"
if [ -z "${NAME}" ]
then
Usage
fi
if [ -z "${ID}" ]
then
Usage
fi
case "${NAME}" in
ALL)
echo "'${NAME}': name 'ALL' is reserved to expand to all available container" >&2
exit 1
;;
esac
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 "${SCRIPT}" ]
then
if [ -e "${SCRIPTS}/default" ]
then
TARGET="$(basename $(readlink ${SCRIPTS}/default))"
case "${TARGET}" in
container_script)
TARGET="$(basename $(readlink /etc/alternatives/container_script))"
;;
esac
if [ -e "${SCRIPTS}/${TARGET}" ]
then
SCRIPT="${TARGET}"
else
echo "default -> '${TARGET}': no such script" >&2
exit 1
fi
else
SCRIPT="debian"
fi
else
if [ ! -e "${SCRIPTS}/${SCRIPT}" ]
then
echo "'${SCRIPT}': no such script" >&2
exit 1
fi
fi
case "${CONFIG_TEMPLATE}" in
'')
CONFIG_TEMPLATE="/usr/share/${SOFTWARE}/config/container.conf.in"
;;
esac
case "${VERBOSE}" in
true)
cat << EOF
################################################################################
Creating container: ${NAME}
################################################################################
EOF
;;
esac
BASE_PORT="20000"
CNT_CONTAINER_SERVER="${CNT_CONTAINER_SERVER:-$(hostname -f 2> /dev/null || hostname)}"
PORT="$((${BASE_PORT}+${ID}))"
# config
mkdir -p "${CONFIG}"
sed -e "s|@CNT_AUTO@|${CNT_AUTO}|g" \
-e "s|@CNT_CONTAINER_SERVER@|${CNT_CONTAINER_SERVER}|g" \
-e "s|@CNT_NETWORK_BRIDGE@|${CNT_NETWORK_BRIDGE}|g" \
-e "s|@CNT_OVERLAY@|${CNT_OVERLAY}|g" \
-e "s|@CNT_OVERLAY_OPTIONS@|${CNT_OVERLAY_OPTIONS}|g" \
-e "s|@NAME@|${NAME}|g" \
-e "s|@BIND@|${BIND}|g" \
-e "s|@BIND_RO@|${BIND_RO}|g" \
-e "s|@BOOT@|yes|g" \
-e "s|@CAPABILITY@|${CAPABILITY}|g" \
-e "s|@DIRECTORY@|${MACHINES}/${NAME}|g" \
-e "s|@DROP_CAPABILITY@|${DROP_CAPABILITY}|g" \
-e "s|@LINK_JOURNAL@|no|g" \
-e "s|@MACHINE@|${NAME}|g" \
-e "s|@NETWORK_VETH_EXTRA@|${NETWORK_VETH_EXTRA}|g" \
-e "s|@PRIVATE_USERS@|no|g" \
-e "s|@REGISTER@|yes|g" \
-e "s|@ID@|${ID}|g" \
-e "s|@SHORTNAME@|${SHORTNAME}|g" \
-e "s|@PORT@|${PORT}|g" \
"${CONFIG_TEMPLATE}" > "${CONFIG}/${NAME}.conf"
# Run
"${SCRIPTS}/${SCRIPT}" $(echo "${@}" | sed -e 's| -- | |')
# done
echo "'${NAME}': container created."
|
