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#!/bin/sh
#
# Copyright (c) 2013 Holger Weiss <holger@weiss.in-berlin.de>
#
# This file is free software; Holger Weiss gives unlimited permission to copy
# and/or distribute it, with or without modifications, as long as this notice is
# preserved.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY, to the extent permitted by law; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
set -e
set -u
default_config_file='/etc/send_nsca.cfg'
default_port='5668'
die()
{
echo >&2 "$@"
exit 1
}
usage()
{
die "Usage: $0 [-c <config-file>] [-H <server>] [-p <port>]"
}
xxd </dev/null >/dev/null 2>&1 || die "$0: xxd(1) is required"
while getopts c:H:hp: option
do
case $option in
c)
config_file=$OPTARG
;;
H)
opt_server=$OPTARG
;;
h|\?)
usage
;;
p)
opt_port=$OPTARG
;;
esac
done
shift `expr $OPTIND - 1`
test $# -eq 0 || usage
config_file=${config_file:-$default_config_file}
if [ -r "$config_file" ]
then
eval "`sed 's/[[:space:]]*=[[:space:]]*/=/' "$config_file"`"
else
echo >&2 "Cannot read $config_file (continuing anyway)"
fi
server=${server:-'localhost'}
server=${opt_server:-$server}
port=${port:-$default_port}
port=${opt_port:-$port}
identity=${identity:-`hostname -s`}
password=${password:-'change-me'}
ciphers=${tls_ciphers:-'PSK-AES256-CBC-SHA:PSK-AES128-CBC-SHA:PSK-3DES-EDE-CBC-SHA:PSK-RC4-SHA'}
exec openssl s_client \
-crlf \
-cipher "$ciphers" \
-psk_identity "$identity" \
-psk `printf '%s' "$password" | xxd -p | tr -d '\n'` \
-connect "$server:$port"
# vim:set joinspaces noexpandtab textwidth=80:
|
