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#!/bin/sh
# Copyright (C) 2014-2022 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/${SOFTWARE}/hooks"
MACHINES="/var/lib/machines"
VERSION="$(${PROGRAM} version)"
Parameters ()
{
GETOPT_LONGOPTIONS="name:,status,os,ip,"
GETOPT_OPTIONS="n:,"
PARAMETERS="$(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
;;
--status)
ACTIONS="${ACTIONS} status"
shift 1
;;
--os)
ACTIONS="${ACTIONS} os"
shift 1
;;
--ip)
ACTIONS="${ACTIONS} ip"
shift 1
;;
--)
shift 1
break
;;
*)
echo "'${COMMAND}': getopt error" >&2
exit 1
;;
esac
done
}
Usage ()
{
echo "Usage: ${PROGRAM} ${COMMAND} -n|--name NAME [--status] [--os] [--ip]" >&2
echo
echo "See ${COMMAND}(1), ${PROGRAM}(1) and ${PROJECT}(7) for more information."
exit 1
}
Parameters "${@}"
# Pre hooks
for FILE in "${HOOKS}/pre-${COMMAND}".* "${HOOKS}/${NAME}.pre-${COMMAND}"
do
if [ -x "${FILE}" ]
then
"${FILE}"
fi
done
ACTIONS="${ACTIONS:-status os ip}"
HOST="$(cat /etc/hostname)"
# Run
# Status
STATUS="$(machinectl show ${NAME} 2>&1 | awk -FState= '/^State=/ { print $2 }')"
if [ -e "${CONFIG}/${NAME}.conf" ]
then
CONTAINER_SERVER="$(awk -Fcnt.container-server= '/^cnt.container-server=/ { print $2 }' ${CONFIG}/${NAME}.conf)"
CONTAINER_SERVER="${CONTAINER_SERVER:-false}"
case "${CONTAINER_SERVER}" in
${HOST}|true)
;;
*)
STATUS="other"
;;
esac
else
STATUS="other"
fi
case "${STATUS}" in
running)
STATUS="started"
;;
other)
;;
*)
STATUS="stopped"
;;
esac
# OS
VERSION_BASH="$(chroot ${MACHINES}/${NAME} apt-cache policy bash | awk '/Installed: / { print $2 }')"
case "${VERSION_BASH}" in
4.1*)
OS="Debian 6 (squeeze)"
;;
4.2*)
OS="Debian 7 (wheezy)"
;;
4.3*)
OS="Debian 8 (jessie)"
;;
4.4*)
OS="Debian 9 (stretch)"
;;
5.0*)
OS="Debian 10 (buster)"
;;
5.1*)
OS="Debian 11 (bullseye)"
;;
*)
OS="n/a"
;;
esac
case "${STATUS}" in
started)
IP="$(cnt run -n ${NAME} -- hostname -I | awk '{ print $1 }')"
;;
*)
if ls "${MACHINES}/${CONTAINER}/etc/systemd/network"/*.network > /dev/null 2>&1
then
IP="$(awk -FAddress= '/^Address/ { print $2 }' ${MACHINES}/${CONTAINER}/etc/systemd/network/*.network | head -n1)"
elif [ -e "${MACHINES}/${CONTAINER}/etc/network/interfaces" ]
then
IP="$(awk '/address/ { print $2 }' ${MACHINES}/${CONTAINER}/etc/network/interfaces | head -n1)"
fi
IP="${IP:-n/a}"
;;
esac
for ACTION in ${ACTIONS}
do
case "${ACTION}" in
status)
echo "${STATUS}"
;;
os)
echo "${OS}"
;;
ip)
echo "${IP}"
;;
esac
done
# Post hooks
for FILE in "${HOOKS}/post-${COMMAND}".* "${HOOKS}/${NAME}.post-${COMMAND}"
do
if [ -x "${FILE}" ]
then
"${FILE}"
fi
done
|
