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#!/bin/bash
# This file is part of MAILBOOT.
#
# MAILBOOT is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# MAILBOOT 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with MAILBOOT. If not, see <http://www.gnu.org/licenses/>.
VERSION=@VERSION@
declare -a targets=('root')
declare -i systemd_analyze_retry=10
declare -i systemd_analyze_interval=5
# source config file if exists
[[ -r @sysconfdir@/mailboot.conf ]] && source @sysconfdir@/mailboot.conf
usage() {
echo "usage: ${0##*/} [options]" >&2
echo 'options:' >&2
echo " -s: send mail" >&2
echo " -p: print mail to stdout" >&2
echo " -h: this help" >&2
echo " -v: print mailboot version" >&2
exit ${1:-1}
}
print_version() {
echo $VERSION
}
# systemd-analyse detects if systemd has finished to boot up
# we try during 60s to have a valid answer.
print_systemd-analyze() {
declare -i count=0
while (($count <= $systemd_analyze_retry)); do
if systemd-analyze &>/dev/null; then
echo
systemd-analyze
echo
return
fi
count+=1
sleep $systemd_analyze_interval
done
}
printf 'To: '
for target in "${targets[@]}";do
printf "\"$target\" "
done | sed -e 's/ $/\n/' -e 's/ /, /g'
echo "Subject: [MAILBOOT] $(hostname -f)"
echo
echo "Operating system is $NAME"
echo "Kernel is $(uname -s) $(uname -r) on $(uname -m)"
echo
print_mail | sed 's/$/\r/' | sendmail "${targets[@]}"
}
while getopts 'psvh' opt; do
case $opt in
s) send_mail;;
p) print_mail;;
v) print_version;;
h) usage 0;;
*) usage;;
esac
done
(( $OPTIND != 1 )) || usage