68 lines
1.8 KiB
Bash
68 lines
1.8 KiB
Bash
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#!/bin/sh
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# This script is to announce a message on a server automatically
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# and repeatedly. It is intended for server admin use.
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# Here is an example:
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#
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# announce.sh localhost account password 30 "Attention: Here is an
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# announcement\nAnd here is another announcement"
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#
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# The bnchat program can be obtained from the bnetd package.
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BNCHAT=bnchat
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PIPE="/tmp/pipe-bnannounce-$$"
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cleanup () {
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kill -9 "${pid}" 2> /dev/null
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rm -f "${PIPE}" 2> /dev/null
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exit 0
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}
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if [ -z "$4" ]; then
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echo -e "Usage: $0 server account password interval [msgs] ..."
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echo -e " server server ip or hostname"
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echo -e " account your server account"
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echo -e " password password for your account"
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echo -e " interval time intervals between announce in seconds"
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echo -e " [msgs] messages you want to announce"
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echo
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echo -e "Notes: Your account should have announce or admin permissions"
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echo -e " If interval is zero then bnannounce will only print"
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echo -e " one copy of the announcement."
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echo
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exit
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fi
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rm -f "${PIPE}"
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mknod "${PIPE}" p > /dev/null
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if [ $? -ne 0 ] ; then
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echo "$0: failed to make pipe file ${PIPE}, check your permissions." >&2
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exit 1
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fi
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server="$1"
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user="$2"
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pass="$3"
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interval="$4"
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shift 4
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msg="`echo -e "$*" | sed -e 's/^/\/announce /g'`"
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"${BNCHAT}" < "${PIPE}" > /dev/null 2>&1 &
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pid="$!"
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trap "eval cleanup" SIGINT SIGQUIT SIGTERM EXIT
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echo -e "${user}" > "${PIPE}"
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echo -e "${pass}" > "${PIPE}"
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echo "/join Support" > "${PIPE}"
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while kill -0 "${pid}" 2> /dev/null; do
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echo "/announce ${msg}" > "${PIPE}"
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if [ "${interval}" -lt "1" ]; then
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exit
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fi
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sleep "${interval}"
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done
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exit
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