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|
#!/bin/bash
# vim: set fileencoding=utf-8 ts=4 sw=4 noexpandtab
#
# Copyright (c) 2008 Benedikt Böhm <hollow@gentoo.org>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# load config
: ${PORTICRON_CONF:-/etc/porticron.conf}
if [[ -r ${PORTICRON_CONF} ]]; then
source ${PORTICRON_CONF}
fi
# detect some common variables
SCRIPT_NAME=$(basename $0)
FQDN=$(hostname --fqdn)
IP=$(dig +short ${FQDN})
DATE=$(date -R)
PORTDIR=$(portageq portdir)
# sync if desired
${SYNC_CMD:-/usr/bin/emerge --sync} &>/dev/null
# build a list of changed ebuilds
if [[ -n ${DIFF_CMD} ]]; then
DIFF=$(${DIFF_CMD} 2>/dev/null)
fi
if [[ -n ${DIFF} ]]; then
DIFF_MSG="${SCRIPT_NAME} has detected the following changes to ${PORTDIR}:
${DIFF}
========================================================================
"
fi
# build list of upgrades
: ${UPGRADE_OPTS:=--deep --update}
UPGRADE=$(/usr/bin/emerge ${UPGRADE_OPTS} --quiet --pretend world 2>/dev/null)
if [[ -n ${UPGRADE} ]]; then
UPGRADE_MSG="
${SCRIPT_NAME} has detected that some packages need upgrading:
$(echo "${UPGRADE}" | sed 's/^\[/ [/')
========================================================================
You can perform the upgrade by issuing the command:
emerge ${UPGRADE_OPTS} world
as root on ${FQDN}
It is recommended that you pretend the upgrade first to confirm that
the actions that would be taken are reasonable. The upgrade may be
pretended by issuing the command:
emerge ${UPGRADE_OPTS} --pretend world
"
fi
# send mail
if [[ -z ${UPGRADE_MSG} && -z ${DIFF_MSG} ]]; then
exit 0
fi
cat <<EOF | sendmail -t
To: ${RCPT:-root@${FQDN}}
From: root@${FQDN}
Subject: Gentoo package updates on ${FQDN} [ ${IP} ]
Date: ${DATE}
porticron report [${DATE}]
========================================================================
${DIFF_MSG}${UPGRADE_MSG}
--
${SCRIPT_NAME}
EOF
|
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