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#!/bin/bash
# $Id: testbox-pxe-conf.sh $
## @file
# VirtualBox Validation Kit - testbox pxe config emitter.
#
#
# Copyright (C) 2006-2019 Oracle Corporation
#
# This file is part of VirtualBox Open Source Edition (OSE), as
# available from http://www.virtualbox.org. This file is free software;
# you can redistribute it and/or modify it under the terms of the GNU
# General Public License (GPL) as published by the Free Software
# Foundation, in version 2 as it comes in the "COPYING" file of the
# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
#
# The contents of this file may alternatively be used under the terms
# of the Common Development and Distribution License Version 1.0
# (CDDL) only, as it comes in the "COPYING.CDDL" file of the
# VirtualBox OSE distribution, in which case the provisions of the
# CDDL are applicable instead of those of the GPL.
#
# You may elect to license modified versions of this file under the
# terms and conditions of either the GPL or the CDDL or both.
#
#
# Global Variables (config first).
#
MY_NFS_SERVER_IP="10.165.98.101"
MY_GATEWAY_IP="10.165.98.1"
MY_NETMASK="255.255.254.0"
MY_ETH_DEV="eth0"
MY_AUTO_CFG="none"
# options
MY_PXELINUX_CFG_DIR="/mnt/testbox-tftp/pxelinux.cfg"
MY_ACTION=""
MY_IP=""
MY_IP_HEX=""
#
# Parse arguments.
#
while test "$#" -ge 1; do
MY_ARG=$1
shift
case "${MY_ARG}" in
-c|--cfg-dir)
MY_PXELINUX_CFG_DIR="$1";
shift;
if test -z "${MY_PXELINUX_CFG_DIR}"; then
echo "syntax error: Empty pxeclient.cfg path." >&2;
exit 2;
fi
;;
-h|--help)
echo "usage: testbox-pxe-conf.sh: [-c /mnt/testbox-tftp/pxelinux.cfg] <ip> <action>";
echo "Actions: backup, backup-again, restore, refresh-info, rescue";
exit 0;
;;
-*)
echo "syntax error: Invalid option: ${MY_ARG}" >&2;
exit 2;
;;
*) if test -z "$MY_ARG"; then
echo "syntax error: Empty argument" >&2;
exit 2;
fi
if test -z "${MY_IP}"; then
# Split up the IP if possible, if not do gethostbyname on the argument.
MY_TMP=`echo "${MY_ARG}" | sed -e 's/\./ /g'`
if test `echo "${MY_TMP}" | wc -w` -ne 4 \
|| ! printf "%02X%02X%02X%02X" ${MY_TMP} > /dev/null 2>&1; then
MY_TMP2=`getent hosts "${MY_ARG}" | head -1 | cut -d' ' -f1`;
MY_TMP=`echo "${MY_TMP2}" | sed -e 's/\./ /g'`
if test `echo "${MY_TMP}" | wc -w` -eq 4 \
&& printf "%02X%02X%02X%02X" ${MY_TMP} > /dev/null 2>&1; then
echo "info: resolved '${MY_ARG}' as '${MY_TMP2}'";
MY_ARG="${MY_TMP2}";
else
echo "syntax error: Invalid IP: ${MY_ARG}" >&2;
exit 2;
fi
fi
MY_IP_HEX=`printf "%02X%02X%02X%02X" ${MY_TMP}`;
MY_IP="${MY_ARG}";
else
if test -z "${MY_ACTION}"; then
case "${MY_ARG}" in
backup|backup-again|restore|refresh-info|rescue)
MY_ACTION="${MY_ARG}";
;;
*)
echo "syntax error: Invalid action: ${MY_ARG}" >&2;
exit 2;
;;
esac
else
echo "syntax error: Too many arguments" >&2;
exit 2;
fi
fi
;;
esac
done
if test -z "${MY_ACTION}"; then
echo "syntax error: Insufficient arguments" >&2;
exit 2;
fi
if test ! -d "${MY_PXELINUX_CFG_DIR}"; then
echo "error: pxeclient.cfg path does not point to a directory: ${MY_PXELINUX_CFG_DIR}" >&2;
exit 1;
fi
if test ! -f "${MY_PXELINUX_CFG_DIR}/default"; then
echo "error: pxeclient.cfg path does contain a 'default' file: ${MY_PXELINUX_CFG_DIR}" >&2;
exit 1;
fi
#
# Produce the file.
# Using echo here so we can split up the APPEND line more easily.
#
MY_CFG_FILE="${MY_PXELINUX_CFG_DIR}/${MY_IP_HEX}"
set +e
echo "PATH bios" > "${MY_CFG_FILE}";
echo "DEFAULT maintenance" >> "${MY_CFG_FILE}";
echo "LABEL maintenance" >> "${MY_CFG_FILE}";
echo " MENU LABEL Maintenance (NFS)" >> "${MY_CFG_FILE}";
echo " KERNEL maintenance-boot/vmlinuz-3.16.0-4-amd64" >> "${MY_CFG_FILE}";
echo -n " APPEND initrd=maintenance-boot/initrd.img-3.16.0-4-amd64 testbox-action-${MY_ACTION}" >> "${MY_CFG_FILE}";
echo -n " ro aufs=tmpfs boot=nfs root=/dev/nfs" >> "${MY_CFG_FILE}";
echo -n " nfsroot=${MY_NFS_SERVER_IP}:/export/testbox-nfsroot,ro,tcp" >> "${MY_CFG_FILE}";
echo -n " nfsvers=3 nfsrootdebug" >> "${MY_CFG_FILE}";
if test "${MY_AUTO_CFG}" = "none"; then
# Note! Only 6 arguments to ip! Userland ipconfig utility barfs if autoconf and dns options are given.
echo -n " ip=${MY_IP}:${MY_NFS_SERVER_IP}:${MY_GATEWAY_IP}:${MY_NETMASK}:maintenance:${MY_ETH_DEV}" >> "${MY_CFG_FILE}";
else
echo -n " ip=${MY_AUTO_CFG}" >> "${MY_CFG_FILE}";
fi
echo "" >> "${MY_CFG_FILE}";
echo "LABEL local-boot" >> "${MY_CFG_FILE}";
echo "LOCALBOOT" >> "${MY_CFG_FILE}";
echo "Successfully generated '${MY_CFG_FILE}'."
exit 0;
|
